X-Git-Url: https://git.openstreetmap.org./rails.git/blobdiff_plain/048f831119fa76db814cd294aff230a533584fd9..e42d840ddb9a0e4c517eeb5ba4b986b7aae4f5ca:/vendor/assets/leaflet/leaflet.js diff --git a/vendor/assets/leaflet/leaflet.js b/vendor/assets/leaflet/leaflet.js index 5503592a0..494709034 100644 --- a/vendor/assets/leaflet/leaflet.js +++ b/vendor/assets/leaflet/leaflet.js @@ -1,31 +1,35 @@ /* - Copyright (c) 2010-2012, CloudMade, Vladimir Agafonkin - Leaflet is an open-source JavaScript library for mobile-friendly interactive maps. - http://leafletjs.com + Leaflet, a JavaScript library for mobile-friendly interactive maps. http://leafletjs.com + (c) 2010-2013, Vladimir Agafonkin + (c) 2010-2011, CloudMade */ -(function (window, undefined) { +(function (window, document, undefined) { +var oldL = window.L, + L = {}; -var L, originalL; +L.version = '0.7.3'; -if (typeof exports !== undefined + '') { - L = exports; -} else { - originalL = window.L; - L = {}; +// define Leaflet for Node module pattern loaders, including Browserify +if (typeof module === 'object' && typeof module.exports === 'object') { + module.exports = L; - L.noConflict = function () { - window.L = originalL; - return this; - }; - - window.L = L; +// define Leaflet as an AMD module +} else if (typeof define === 'function' && define.amd) { + define(L); } -L.version = '0.4.4'; +// define Leaflet as a global L variable, saving the original L to restore later if needed + +L.noConflict = function () { + window.L = oldL; + return this; +}; + +window.L = L; /* - * L.Util is a namespace for various utility functions. + * L.Util contains various utility functions used throughout Leaflet code. */ L.Util = { @@ -52,13 +56,29 @@ L.Util = { }, stamp: (function () { - var lastId = 0, key = '_leaflet_id'; - return function (/*Object*/ obj) { + var lastId = 0, + key = '_leaflet_id'; + return function (obj) { obj[key] = obj[key] || ++lastId; return obj[key]; }; }()), + invokeEach: function (obj, method, context) { + var i, args; + + if (typeof obj === 'object') { + args = Array.prototype.slice.call(arguments, 3); + + for (i in obj) { + method.apply(context, [i, obj[i]].concat(args)); + } + return true; + } + + return false; + }, + limitExecByInterval: function (fn, time, context) { var lock, execOnUnlock; @@ -94,8 +114,12 @@ L.Util = { return Math.round(num * pow) / pow; }, + trim: function (str) { + return str.trim ? str.trim() : str.replace(/^\s+|\s+$/g, ''); + }, + splitWords: function (str) { - return str.replace(/^\s+|\s+$/g, '').split(/\s+/); + return L.Util.trim(str).split(/\s+/); }, setOptions: function (obj, options) { @@ -103,26 +127,29 @@ L.Util = { return obj.options; }, - getParamString: function (obj) { + getParamString: function (obj, existingUrl, uppercase) { var params = []; for (var i in obj) { - if (obj.hasOwnProperty(i)) { - params.push(i + '=' + obj[i]); - } + params.push(encodeURIComponent(uppercase ? i.toUpperCase() : i) + '=' + encodeURIComponent(obj[i])); } - return '?' + params.join('&'); + return ((!existingUrl || existingUrl.indexOf('?') === -1) ? '?' : '&') + params.join('&'); }, - template: function (str, data) { return str.replace(/\{ *([\w_]+) *\}/g, function (str, key) { var value = data[key]; - if (!data.hasOwnProperty(key)) { + if (value === undefined) { throw new Error('No value provided for variable ' + str); + } else if (typeof value === 'function') { + value = value(data); } return value; }); }, + isArray: Array.isArray || function (obj) { + return (Object.prototype.toString.call(obj) === '[object Array]'); + }, + emptyImageUrl: 'data:image/gif;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=' }; @@ -186,18 +213,26 @@ L.setOptions = L.Util.setOptions; /* - * Class powers the OOP facilities of the library. Thanks to John Resig and Dean Edwards for inspiration! + * L.Class powers the OOP facilities of the library. + * Thanks to John Resig and Dean Edwards for inspiration! */ L.Class = function () {}; -L.Class.extend = function (/*Object*/ props) /*-> Class*/ { +L.Class.extend = function (props) { // extended class with the new prototype var NewClass = function () { + + // call the constructor if (this.initialize) { this.initialize.apply(this, arguments); } + + // call all constructor hooks + if (this._initHooks) { + this.callInitHooks(); + } }; // instantiate class without calling constructor @@ -236,6 +271,28 @@ L.Class.extend = function (/*Object*/ props) /*-> Class*/ { // mix given properties into the prototype L.extend(proto, props); + proto._initHooks = []; + + var parent = this; + // jshint camelcase: false + NewClass.__super__ = parent.prototype; + + // add method for calling all hooks + proto.callInitHooks = function () { + + if (this._initHooksCalled) { return; } + + if (parent.prototype.callInitHooks) { + parent.prototype.callInitHooks.call(this); + } + + this._initHooksCalled = true; + + for (var i = 0, len = proto._initHooks.length; i < len; i++) { + proto._initHooks[i].call(this); + } + }; + return NewClass; }; @@ -245,80 +302,134 @@ L.Class.include = function (props) { L.extend(this.prototype, props); }; +// merge new default options to the Class L.Class.mergeOptions = function (options) { L.extend(this.prototype.options, options); }; +// add a constructor hook +L.Class.addInitHook = function (fn) { // (Function) || (String, args...) + var args = Array.prototype.slice.call(arguments, 1); + + var init = typeof fn === 'function' ? fn : function () { + this[fn].apply(this, args); + }; + + this.prototype._initHooks = this.prototype._initHooks || []; + this.prototype._initHooks.push(init); +}; + /* - * L.Mixin.Events adds custom events functionality to Leaflet classes + * L.Mixin.Events is used to add custom events functionality to Leaflet classes. */ -var key = '_leaflet_events'; +var eventsKey = '_leaflet_events'; L.Mixin = {}; L.Mixin.Events = { addEventListener: function (types, fn, context) { // (String, Function[, Object]) or (Object[, Object]) - var events = this[key] = this[key] || {}, - type, i, len; - - // Types can be a map of types/handlers - if (typeof types === 'object') { - for (type in types) { - if (types.hasOwnProperty(type)) { - this.addEventListener(type, types[type], fn); - } - } - return this; - } + // types can be a map of types/handlers + if (L.Util.invokeEach(types, this.addEventListener, this, fn, context)) { return this; } + var events = this[eventsKey] = this[eventsKey] || {}, + contextId = context && context !== this && L.stamp(context), + i, len, event, type, indexKey, indexLenKey, typeIndex; + + // types can be a string of space-separated words types = L.Util.splitWords(types); for (i = 0, len = types.length; i < len; i++) { - events[types[i]] = events[types[i]] || []; - events[types[i]].push({ + event = { action: fn, context: context || this - }); + }; + type = types[i]; + + if (contextId) { + // store listeners of a particular context in a separate hash (if it has an id) + // gives a major performance boost when removing thousands of map layers + + indexKey = type + '_idx'; + indexLenKey = indexKey + '_len'; + + typeIndex = events[indexKey] = events[indexKey] || {}; + + if (!typeIndex[contextId]) { + typeIndex[contextId] = []; + + // keep track of the number of keys in the index to quickly check if it's empty + events[indexLenKey] = (events[indexLenKey] || 0) + 1; + } + + typeIndex[contextId].push(event); + + + } else { + events[type] = events[type] || []; + events[type].push(event); + } } return this; }, hasEventListeners: function (type) { // (String) -> Boolean - return (key in this) && (type in this[key]) && (this[key][type].length > 0); + var events = this[eventsKey]; + return !!events && ((type in events && events[type].length > 0) || + (type + '_idx' in events && events[type + '_idx_len'] > 0)); }, - removeEventListener: function (types, fn, context) { // (String[, Function, Object]) or (Object[, Object]) - var events = this[key], - type, i, len, listeners, j; - - if (typeof types === 'object') { - for (type in types) { - if (types.hasOwnProperty(type)) { - this.removeEventListener(type, types[type], fn); - } - } + removeEventListener: function (types, fn, context) { // ([String, Function, Object]) or (Object[, Object]) + if (!this[eventsKey]) { return this; } + if (!types) { + return this.clearAllEventListeners(); + } + + if (L.Util.invokeEach(types, this.removeEventListener, this, fn, context)) { return this; } + + var events = this[eventsKey], + contextId = context && context !== this && L.stamp(context), + i, len, type, listeners, j, indexKey, indexLenKey, typeIndex, removed; + types = L.Util.splitWords(types); for (i = 0, len = types.length; i < len; i++) { + type = types[i]; + indexKey = type + '_idx'; + indexLenKey = indexKey + '_len'; + + typeIndex = events[indexKey]; - if (this.hasEventListeners(types[i])) { - listeners = events[types[i]]; + if (!fn) { + // clear all listeners for a type if function isn't specified + delete events[type]; + delete events[indexKey]; + delete events[indexLenKey]; + + } else { + listeners = contextId && typeIndex ? typeIndex[contextId] : events[type]; + + if (listeners) { + for (j = listeners.length - 1; j >= 0; j--) { + if ((listeners[j].action === fn) && (!context || (listeners[j].context === context))) { + removed = listeners.splice(j, 1); + // set the old action to a no-op, because it is possible + // that the listener is being iterated over as part of a dispatch + removed[0].action = L.Util.falseFn; + } + } - for (j = listeners.length - 1; j >= 0; j--) { - if ( - (!fn || listeners[j].action === fn) && - (!context || (listeners[j].context === context)) - ) { - listeners.splice(j, 1); + if (context && typeIndex && (listeners.length === 0)) { + delete typeIndex[contextId]; + events[indexLenKey]--; } } } @@ -327,66 +438,112 @@ L.Mixin.Events = { return this; }, + clearAllEventListeners: function () { + delete this[eventsKey]; + return this; + }, + fireEvent: function (type, data) { // (String[, Object]) if (!this.hasEventListeners(type)) { return this; } - var event = L.extend({ - type: type, - target: this - }, data); + var event = L.Util.extend({}, data, { type: type, target: this }); + + var events = this[eventsKey], + listeners, i, len, typeIndex, contextId; + + if (events[type]) { + // make sure adding/removing listeners inside other listeners won't cause infinite loop + listeners = events[type].slice(); + + for (i = 0, len = listeners.length; i < len; i++) { + listeners[i].action.call(listeners[i].context, event); + } + } + + // fire event for the context-indexed listeners as well + typeIndex = events[type + '_idx']; - var listeners = this[key][type].slice(); + for (contextId in typeIndex) { + listeners = typeIndex[contextId].slice(); - for (var i = 0, len = listeners.length; i < len; i++) { - listeners[i].action.call(listeners[i].context || this, event); + if (listeners) { + for (i = 0, len = listeners.length; i < len; i++) { + listeners[i].action.call(listeners[i].context, event); + } + } } return this; + }, + + addOneTimeEventListener: function (types, fn, context) { + + if (L.Util.invokeEach(types, this.addOneTimeEventListener, this, fn, context)) { return this; } + + var handler = L.bind(function () { + this + .removeEventListener(types, fn, context) + .removeEventListener(types, handler, context); + }, this); + + return this + .addEventListener(types, fn, context) + .addEventListener(types, handler, context); } }; L.Mixin.Events.on = L.Mixin.Events.addEventListener; L.Mixin.Events.off = L.Mixin.Events.removeEventListener; +L.Mixin.Events.once = L.Mixin.Events.addOneTimeEventListener; L.Mixin.Events.fire = L.Mixin.Events.fireEvent; +/* + * L.Browser handles different browser and feature detections for internal Leaflet use. + */ + (function () { - var ie = !!window.ActiveXObject, - // http://tanalin.com/en/articles/ie-version-js/ - ie6 = ie && !window.XMLHttpRequest, - ie7 = ie && !document.querySelector, + var ie = 'ActiveXObject' in window, + ielt9 = ie && !document.addEventListener, // terrible browser detection to work around Safari / iOS / Android browser bugs - // see TileLayer._addTile and debug/hacks/jitter.html - ua = navigator.userAgent.toLowerCase(), - webkit = ua.indexOf("webkit") !== -1, - chrome = ua.indexOf("chrome") !== -1, - android = ua.indexOf("android") !== -1, - android23 = ua.search("android [23]") !== -1, + webkit = ua.indexOf('webkit') !== -1, + chrome = ua.indexOf('chrome') !== -1, + phantomjs = ua.indexOf('phantom') !== -1, + android = ua.indexOf('android') !== -1, + android23 = ua.search('android [23]') !== -1, + gecko = ua.indexOf('gecko') !== -1, mobile = typeof orientation !== undefined + '', - msTouch = (window.navigator && window.navigator.msPointerEnabled && window.navigator.msMaxTouchPoints), - retina = (('devicePixelRatio' in window && window.devicePixelRatio > 1) || - ('matchMedia' in window && window.matchMedia("(min-resolution:144dpi)").matches)), + msPointer = window.navigator && window.navigator.msPointerEnabled && + window.navigator.msMaxTouchPoints && !window.PointerEvent, + pointer = (window.PointerEvent && window.navigator.pointerEnabled && window.navigator.maxTouchPoints) || + msPointer, + retina = ('devicePixelRatio' in window && window.devicePixelRatio > 1) || + ('matchMedia' in window && window.matchMedia('(min-resolution:144dpi)') && + window.matchMedia('(min-resolution:144dpi)').matches), doc = document.documentElement, ie3d = ie && ('transition' in doc.style), - webkit3d = ('WebKitCSSMatrix' in window) && ('m11' in new window.WebKitCSSMatrix()), + webkit3d = ('WebKitCSSMatrix' in window) && ('m11' in new window.WebKitCSSMatrix()) && !android23, gecko3d = 'MozPerspective' in doc.style, opera3d = 'OTransition' in doc.style, - any3d = !window.L_DISABLE_3D && (ie3d || webkit3d || gecko3d || opera3d); + any3d = !window.L_DISABLE_3D && (ie3d || webkit3d || gecko3d || opera3d) && !phantomjs; - var touch = !window.L_NO_TOUCH && (function () { + // PhantomJS has 'ontouchstart' in document.documentElement, but doesn't actually support touch. + // https://github.com/Leaflet/Leaflet/pull/1434#issuecomment-13843151 + + var touch = !window.L_NO_TOUCH && !phantomjs && (function () { var startName = 'ontouchstart'; - // IE10+ (We simulate these into touch* events in L.DomEvent and L.DomEvent.MsTouch) or WebKit, etc. - if (msTouch || (startName in doc)) { + // IE10+ (We simulate these into touch* events in L.DomEvent and L.DomEvent.Pointer) or WebKit, etc. + if (pointer || (startName in doc)) { return true; } @@ -411,9 +568,10 @@ L.Mixin.Events.fire = L.Mixin.Events.fireEvent; L.Browser = { - ie6: ie6, - ie7: ie7, + ie: ie, + ielt9: ielt9, webkit: webkit, + gecko: gecko && !webkit && !window.opera && !ie, android: android, android23: android23, @@ -432,7 +590,8 @@ L.Mixin.Events.fire = L.Mixin.Events.fireEvent; mobileOpera: mobile && window.opera, touch: touch, - msTouch: msTouch, + msPointer: msPointer, + pointer: pointer, retina: retina }; @@ -526,6 +685,20 @@ L.Point.prototype = { return Math.sqrt(x * x + y * y); }, + equals: function (point) { + point = L.point(point); + + return point.x === this.x && + point.y === this.y; + }, + + contains: function (point) { + point = L.point(point); + + return Math.abs(point.x) <= Math.abs(this.x) && + Math.abs(point.y) <= Math.abs(this.y); + }, + toString: function () { return 'Point(' + L.Util.formatNum(this.x) + ', ' + @@ -537,10 +710,10 @@ L.point = function (x, y, round) { if (x instanceof L.Point) { return x; } - if (x instanceof Array) { + if (L.Util.isArray(x)) { return new L.Point(x[0], x[1]); } - if (isNaN(x)) { + if (x === undefined || x === null) { return x; } return new L.Point(x, y, round); @@ -551,18 +724,17 @@ L.point = function (x, y, round) { * L.Bounds represents a rectangular area on the screen in pixel coordinates. */ -L.Bounds = L.Class.extend({ - - initialize: function (a, b) { //(Point, Point) or Point[] - if (!a) { return; } +L.Bounds = function (a, b) { //(Point, Point) or Point[] + if (!a) { return; } - var points = b ? [a, b] : a; + var points = b ? [a, b] : a; - for (var i = 0, len = points.length; i < len; i++) { - this.extend(points[i]); - } - }, + for (var i = 0, len = points.length; i < len; i++) { + this.extend(points[i]); + } +}; +L.Bounds.prototype = { // extend the bounds to contain the given point extend: function (point) { // (Point) point = L.point(point); @@ -593,6 +765,10 @@ L.Bounds = L.Class.extend({ return new L.Point(this.max.x, this.min.y); }, + getSize: function () { + return this.max.subtract(this.min); + }, + contains: function (obj) { // (Bounds) or (Point) -> Boolean var min, max; @@ -631,7 +807,7 @@ L.Bounds = L.Class.extend({ isValid: function () { return !!(this.min && this.max); } -}); +}; L.bounds = function (a, b) { // (Bounds) or (Point, Point) or (Point[]) if (!a || a instanceof L.Bounds) { @@ -645,33 +821,33 @@ L.bounds = function (a, b) { // (Bounds) or (Point, Point) or (Point[]) * L.Transformation is an utility class to perform simple point transformations through a 2d-matrix. */ -L.Transformation = L.Class.extend({ - initialize: function (/*Number*/ a, /*Number*/ b, /*Number*/ c, /*Number*/ d) { - this._a = a; - this._b = b; - this._c = c; - this._d = d; - }, +L.Transformation = function (a, b, c, d) { + this._a = a; + this._b = b; + this._c = c; + this._d = d; +}; - transform: function (point, scale) { +L.Transformation.prototype = { + transform: function (point, scale) { // (Point, Number) -> Point return this._transform(point.clone(), scale); }, // destructive transform (faster) - _transform: function (/*Point*/ point, /*Number*/ scale) /*-> Point*/ { + _transform: function (point, scale) { scale = scale || 1; point.x = scale * (this._a * point.x + this._b); point.y = scale * (this._c * point.y + this._d); return point; }, - untransform: function (/*Point*/ point, /*Number*/ scale) /*-> Point*/ { + untransform: function (point, scale) { scale = scale || 1; return new L.Point( (point.x / scale - this._b) / this._a, (point.y / scale - this._d) / this._c); } -}); +}; /* @@ -705,21 +881,42 @@ L.DomUtil = { left = 0, el = element, docBody = document.body, - pos, - ie7 = L.Browser.ie7; + docEl = document.documentElement, + pos; do { top += el.offsetTop || 0; left += el.offsetLeft || 0; + + //add borders + top += parseInt(L.DomUtil.getStyle(el, 'borderTopWidth'), 10) || 0; + left += parseInt(L.DomUtil.getStyle(el, 'borderLeftWidth'), 10) || 0; + pos = L.DomUtil.getStyle(el, 'position'); if (el.offsetParent === docBody && pos === 'absolute') { break; } if (pos === 'fixed') { - top += docBody.scrollTop || 0; - left += docBody.scrollLeft || 0; + top += docBody.scrollTop || docEl.scrollTop || 0; + left += docBody.scrollLeft || docEl.scrollLeft || 0; + break; + } + + if (pos === 'relative' && !el.offsetLeft) { + var width = L.DomUtil.getStyle(el, 'width'), + maxWidth = L.DomUtil.getStyle(el, 'max-width'), + r = el.getBoundingClientRect(); + + if (width !== 'none' || maxWidth !== 'none') { + left += r.left + el.clientLeft; + } + + //calculate full y offset since we're breaking out of the loop + top += r.top + (docBody.scrollTop || docEl.scrollTop || 0); + break; } + el = el.offsetParent; } while (el); @@ -732,19 +929,6 @@ L.DomUtil = { top -= el.scrollTop || 0; left -= el.scrollLeft || 0; - // webkit (and ie <= 7) handles RTL scrollLeft different to everyone else - // https://code.google.com/p/closure-library/source/browse/trunk/closure/goog/style/bidi.js - if (!L.DomUtil.documentIsLtr() && (L.Browser.webkit || ie7)) { - left += el.scrollWidth - el.clientWidth; - - // ie7 shows the scrollbar by default and provides clientWidth counting it, so we - // need to add it back in if it is visible; scrollbar is on the left as we are RTL - if (ie7 && L.DomUtil.getStyle(el, 'overflow-y') !== 'hidden' && - L.DomUtil.getStyle(el, 'overflow') !== 'hidden') { - left += 17; - } - } - el = el.parentNode; } while (el); @@ -754,7 +938,7 @@ L.DomUtil = { documentIsLtr: function () { if (!L.DomUtil._docIsLtrCached) { L.DomUtil._docIsLtrCached = true; - L.DomUtil._docIsLtr = L.DomUtil.getStyle(document.body, 'direction') === "ltr"; + L.DomUtil._docIsLtr = L.DomUtil.getStyle(document.body, 'direction') === 'ltr'; } return L.DomUtil._docIsLtr; }, @@ -771,44 +955,45 @@ L.DomUtil = { return el; }, - disableTextSelection: function () { - if (document.selection && document.selection.empty) { - document.selection.empty(); - } - if (!this._onselectstart) { - this._onselectstart = document.onselectstart; - document.onselectstart = L.Util.falseFn; - } - }, - - enableTextSelection: function () { - if (document.onselectstart === L.Util.falseFn) { - document.onselectstart = this._onselectstart; - this._onselectstart = null; - } - }, - hasClass: function (el, name) { - return (el.className.length > 0) && - new RegExp("(^|\\s)" + name + "(\\s|$)").test(el.className); + if (el.classList !== undefined) { + return el.classList.contains(name); + } + var className = L.DomUtil._getClass(el); + return className.length > 0 && new RegExp('(^|\\s)' + name + '(\\s|$)').test(className); }, addClass: function (el, name) { - if (!L.DomUtil.hasClass(el, name)) { - el.className += (el.className ? ' ' : '') + name; + if (el.classList !== undefined) { + var classes = L.Util.splitWords(name); + for (var i = 0, len = classes.length; i < len; i++) { + el.classList.add(classes[i]); + } + } else if (!L.DomUtil.hasClass(el, name)) { + var className = L.DomUtil._getClass(el); + L.DomUtil._setClass(el, (className ? className + ' ' : '') + name); } }, removeClass: function (el, name) { + if (el.classList !== undefined) { + el.classList.remove(name); + } else { + L.DomUtil._setClass(el, L.Util.trim((' ' + L.DomUtil._getClass(el) + ' ').replace(' ' + name + ' ', ' '))); + } + }, - function replaceFn(w, match) { - if (match === name) { return ''; } - return w; + _setClass: function (el, name) { + if (el.className.baseVal === undefined) { + el.className = name; + } else { + // in case of SVG element + el.className.baseVal = name; } + }, - el.className = el.className - .replace(/(\S+)\s*/g, replaceFn) - .replace(/(^\s+|\s+$)/, ''); + _getClass: function (el) { + return el.className.baseVal === undefined ? el.className : el.className.baseVal; }, setOpacity: function (el, value) { @@ -822,7 +1007,13 @@ L.DomUtil = { filterName = 'DXImageTransform.Microsoft.Alpha'; // filters collection throws an error if we try to retrieve a filter that doesn't exist - try { filter = el.filters.item(filterName); } catch (e) {} + try { + filter = el.filters.item(filterName); + } catch (e) { + // don't set opacity to 1 if we haven't already set an opacity, + // it isn't needed and breaks transparent pngs. + if (value === 1) { return; } + } value = Math.round(value * 100); @@ -869,15 +1060,11 @@ L.DomUtil = { setPosition: function (el, point, disable3D) { // (HTMLElement, Point[, Boolean]) + // jshint camelcase: false el._leaflet_pos = point; if (!disable3D && L.Browser.any3d) { el.style[L.DomUtil.TRANSFORM] = L.DomUtil.getTranslateString(point); - - // workaround for Android 2/3 stability (https://github.com/CloudMade/Leaflet/issues/69) - if (L.Browser.mobileWebkit3d) { - el.style.WebkitBackfaceVisibility = 'hidden'; - } } else { el.style.left = point.x + 'px'; el.style.top = point.y + 'px'; @@ -887,6 +1074,8 @@ L.DomUtil = { getPosition: function (el) { // this method is only used for elements previously positioned using setPosition, // so it's safe to cache the position for performance + + // jshint camelcase: false return el._leaflet_pos; } }; @@ -897,33 +1086,79 @@ L.DomUtil = { L.DomUtil.TRANSFORM = L.DomUtil.testProp( ['transform', 'WebkitTransform', 'OTransform', 'MozTransform', 'msTransform']); +// webkitTransition comes first because some browser versions that drop vendor prefix don't do +// the same for the transitionend event, in particular the Android 4.1 stock browser + L.DomUtil.TRANSITION = L.DomUtil.testProp( - ['transition', 'webkitTransition', 'OTransition', 'MozTransition', 'msTransition']); + ['webkitTransition', 'transition', 'OTransition', 'MozTransition', 'msTransition']); L.DomUtil.TRANSITION_END = L.DomUtil.TRANSITION === 'webkitTransition' || L.DomUtil.TRANSITION === 'OTransition' ? L.DomUtil.TRANSITION + 'End' : 'transitionend'; +(function () { + if ('onselectstart' in document) { + L.extend(L.DomUtil, { + disableTextSelection: function () { + L.DomEvent.on(window, 'selectstart', L.DomEvent.preventDefault); + }, + + enableTextSelection: function () { + L.DomEvent.off(window, 'selectstart', L.DomEvent.preventDefault); + } + }); + } else { + var userSelectProperty = L.DomUtil.testProp( + ['userSelect', 'WebkitUserSelect', 'OUserSelect', 'MozUserSelect', 'msUserSelect']); + + L.extend(L.DomUtil, { + disableTextSelection: function () { + if (userSelectProperty) { + var style = document.documentElement.style; + this._userSelect = style[userSelectProperty]; + style[userSelectProperty] = 'none'; + } + }, + + enableTextSelection: function () { + if (userSelectProperty) { + document.documentElement.style[userSelectProperty] = this._userSelect; + delete this._userSelect; + } + } + }); + } + + L.extend(L.DomUtil, { + disableImageDrag: function () { + L.DomEvent.on(window, 'dragstart', L.DomEvent.preventDefault); + }, + + enableImageDrag: function () { + L.DomEvent.off(window, 'dragstart', L.DomEvent.preventDefault); + } + }); +})(); + /* - CM.LatLng represents a geographical point with latitude and longtitude coordinates. -*/ + * L.LatLng represents a geographical point with latitude and longitude coordinates. + */ -L.LatLng = function (rawLat, rawLng, noWrap) { // (Number, Number[, Boolean]) - var lat = parseFloat(rawLat), - lng = parseFloat(rawLng); +L.LatLng = function (lat, lng, alt) { // (Number, Number, Number) + lat = parseFloat(lat); + lng = parseFloat(lng); if (isNaN(lat) || isNaN(lng)) { - throw new Error('Invalid LatLng object: (' + rawLat + ', ' + rawLng + ')'); - } - - if (noWrap !== true) { - lat = Math.max(Math.min(lat, 90), -90); // clamp latitude into -90..90 - lng = (lng + 180) % 360 + ((lng < -180 || lng === 180) ? 180 : -180); // wrap longtitude into -180..180 + throw new Error('Invalid LatLng object: (' + lat + ', ' + lng + ')'); } this.lat = lat; this.lng = lng; + + if (alt !== undefined) { + this.alt = parseFloat(alt); + } }; L.extend(L.LatLng, { @@ -938,17 +1173,21 @@ L.LatLng.prototype = { obj = L.latLng(obj); - var margin = Math.max(Math.abs(this.lat - obj.lat), Math.abs(this.lng - obj.lng)); + var margin = Math.max( + Math.abs(this.lat - obj.lat), + Math.abs(this.lng - obj.lng)); + return margin <= L.LatLng.MAX_MARGIN; }, - toString: function (precision) { // -> String + toString: function (precision) { // (Number) -> String return 'LatLng(' + L.Util.formatNum(this.lat, precision) + ', ' + L.Util.formatNum(this.lng, precision) + ')'; }, // Haversine distance formula, see http://en.wikipedia.org/wiki/Haversine_formula + // TODO move to projection code, LatLng shouldn't know about Earth distanceTo: function (other) { // (LatLng) -> Number other = L.latLng(other); @@ -964,20 +1203,41 @@ L.LatLng.prototype = { var a = sin1 * sin1 + sin2 * sin2 * Math.cos(lat1) * Math.cos(lat2); return R * 2 * Math.atan2(Math.sqrt(a), Math.sqrt(1 - a)); + }, + + wrap: function (a, b) { // (Number, Number) -> LatLng + var lng = this.lng; + + a = a || -180; + b = b || 180; + + lng = (lng + b) % (b - a) + (lng < a || lng === b ? b : a); + + return new L.LatLng(this.lat, lng); } }; -L.latLng = function (a, b, c) { // (LatLng) or ([Number, Number]) or (Number, Number, Boolean) +L.latLng = function (a, b) { // (LatLng) or ([Number, Number]) or (Number, Number) if (a instanceof L.LatLng) { return a; } - if (a instanceof Array) { - return new L.LatLng(a[0], a[1]); + if (L.Util.isArray(a)) { + if (typeof a[0] === 'number' || typeof a[0] === 'string') { + return new L.LatLng(a[0], a[1], a[2]); + } else { + return null; + } } - if (isNaN(a)) { + if (a === undefined || a === null) { return a; } - return new L.LatLng(a, b, c); + if (typeof a === 'object' && 'lat' in a) { + return new L.LatLng(a.lat, 'lng' in a ? a.lng : a.lon); + } + if (b === undefined) { + return null; + } + return new L.LatLng(a, b); }; @@ -986,29 +1246,32 @@ L.latLng = function (a, b, c) { // (LatLng) or ([Number, Number]) or (Number, Nu * L.LatLngBounds represents a rectangular area on the map in geographical coordinates. */ -L.LatLngBounds = L.Class.extend({ - initialize: function (southWest, northEast) { // (LatLng, LatLng) or (LatLng[]) - if (!southWest) { return; } +L.LatLngBounds = function (southWest, northEast) { // (LatLng, LatLng) or (LatLng[]) + if (!southWest) { return; } - var latlngs = northEast ? [southWest, northEast] : southWest; + var latlngs = northEast ? [southWest, northEast] : southWest; - for (var i = 0, len = latlngs.length; i < len; i++) { - this.extend(latlngs[i]); - } - }, + for (var i = 0, len = latlngs.length; i < len; i++) { + this.extend(latlngs[i]); + } +}; +L.LatLngBounds.prototype = { // extend the bounds to contain the given point or bounds extend: function (obj) { // (LatLng) or (LatLngBounds) - if (typeof obj[0] === 'number' || obj instanceof L.LatLng) { - obj = L.latLng(obj); + if (!obj) { return this; } + + var latLng = L.latLng(obj); + if (latLng !== null) { + obj = latLng; } else { obj = L.latLngBounds(obj); } if (obj instanceof L.LatLng) { if (!this._southWest && !this._northEast) { - this._southWest = new L.LatLng(obj.lat, obj.lng, true); - this._northEast = new L.LatLng(obj.lat, obj.lng, true); + this._southWest = new L.LatLng(obj.lat, obj.lng); + this._northEast = new L.LatLng(obj.lat, obj.lng); } else { this._southWest.lat = Math.min(obj.lat, this._southWest.lat); this._southWest.lng = Math.min(obj.lng, this._southWest.lng); @@ -1050,11 +1313,27 @@ L.LatLngBounds = L.Class.extend({ }, getNorthWest: function () { - return new L.LatLng(this._northEast.lat, this._southWest.lng, true); + return new L.LatLng(this.getNorth(), this.getWest()); }, getSouthEast: function () { - return new L.LatLng(this._southWest.lat, this._northEast.lng, true); + return new L.LatLng(this.getSouth(), this.getEast()); + }, + + getWest: function () { + return this._southWest.lng; + }, + + getSouth: function () { + return this._southWest.lat; + }, + + getEast: function () { + return this._northEast.lng; + }, + + getNorth: function () { + return this._northEast.lat; }, contains: function (obj) { // (LatLngBounds) or (LatLng) -> Boolean @@ -1094,10 +1373,7 @@ L.LatLngBounds = L.Class.extend({ }, toBBoxString: function () { - var sw = this._southWest, - ne = this._northEast; - - return [sw.lng, sw.lat, ne.lng, ne.lat].join(','); + return [this.getWest(), this.getSouth(), this.getEast(), this.getNorth()].join(','); }, equals: function (bounds) { // (LatLngBounds) @@ -1112,7 +1388,7 @@ L.LatLngBounds = L.Class.extend({ isValid: function () { return !!(this._southWest && this._northEast); } -}); +}; //TODO International date line? @@ -1131,6 +1407,9 @@ L.latLngBounds = function (a, b) { // (LatLngBounds) or (LatLng, LatLng) L.Projection = {}; +/* + * Spherical Mercator is the most popular map projection, used by EPSG:3857 CRS used by default. + */ L.Projection.SphericalMercator = { MAX_LATITUDE: 85.0511287798, @@ -1152,12 +1431,14 @@ L.Projection.SphericalMercator = { lng = point.x * d, lat = (2 * Math.atan(Math.exp(point.y)) - (Math.PI / 2)) * d; - // TODO refactor LatLng wrapping - return new L.LatLng(lat, lng, true); + return new L.LatLng(lat, lng); } }; +/* + * Simple equirectangular (Plate Carree) projection, used by CRS like EPSG:4326 and Simple. + */ L.Projection.LonLat = { project: function (latlng) { @@ -1165,11 +1446,14 @@ L.Projection.LonLat = { }, unproject: function (point) { - return new L.LatLng(point.y, point.x, true); + return new L.LatLng(point.y, point.x); } }; +/* + * L.CRS is a base object for all defined CRS (Coordinate Reference Systems) in Leaflet. + */ L.CRS = { latLngToPoint: function (latlng, zoom) { // (LatLng, Number) -> Point @@ -1192,17 +1476,33 @@ L.CRS = { scale: function (zoom) { return 256 * Math.pow(2, zoom); + }, + + getSize: function (zoom) { + var s = this.scale(zoom); + return L.point(s, s); } }; +/* + * A simple CRS that can be used for flat non-Earth maps like panoramas or game maps. + */ L.CRS.Simple = L.extend({}, L.CRS, { projection: L.Projection.LonLat, - transformation: new L.Transformation(1, 0, 1, 0) + transformation: new L.Transformation(1, 0, -1, 0), + + scale: function (zoom) { + return Math.pow(2, zoom); + } }); +/* + * L.CRS.EPSG3857 (Spherical Mercator) is the most common CRS for web mapping + * and is used by Leaflet by default. + */ L.CRS.EPSG3857 = L.extend({}, L.CRS, { code: 'EPSG:3857', @@ -1222,6 +1522,9 @@ L.CRS.EPSG900913 = L.extend({}, L.CRS.EPSG3857, { }); +/* + * L.CRS.EPSG4326 is a CRS popular among advanced GIS specialists. + */ L.CRS.EPSG4326 = L.extend({}, L.CRS, { code: 'EPSG:4326', @@ -1256,9 +1559,13 @@ L.Map = L.Class.extend({ initialize: function (id, options) { // (HTMLElement or String, Object) options = L.setOptions(this, options); + this._initContainer(id); this._initLayout(); - this._initHooks(); + + // hack for https://github.com/Leaflet/Leaflet/issues/1980 + this._onResize = L.bind(this._onResize, this); + this._initEvents(); if (options.maxBounds) { @@ -1266,10 +1573,18 @@ L.Map = L.Class.extend({ } if (options.center && options.zoom !== undefined) { - this.setView(L.latLng(options.center), options.zoom, true); + this.setView(L.latLng(options.center), options.zoom, {reset: true}); } - this._initLayers(options.layers); + this._handlers = []; + + this._layers = {}; + this._zoomBoundLayers = {}; + this._tileLayersNum = 0; + + this.callInitHooks(); + + this._addLayers(options.layers); }, @@ -1277,40 +1592,68 @@ L.Map = L.Class.extend({ // replaced by animation-powered implementation in Map.PanAnimation.js setView: function (center, zoom) { + zoom = zoom === undefined ? this.getZoom() : zoom; this._resetView(L.latLng(center), this._limitZoom(zoom)); return this; }, - setZoom: function (zoom) { // (Number) - return this.setView(this.getCenter(), zoom); + setZoom: function (zoom, options) { + if (!this._loaded) { + this._zoom = this._limitZoom(zoom); + return this; + } + return this.setView(this.getCenter(), zoom, {zoom: options}); }, - zoomIn: function (delta) { - return this.setZoom(this._zoom + (delta || 1)); + zoomIn: function (delta, options) { + return this.setZoom(this._zoom + (delta || 1), options); }, - zoomOut: function (delta) { - return this.setZoom(this._zoom - (delta || 1)); + zoomOut: function (delta, options) { + return this.setZoom(this._zoom - (delta || 1), options); }, - fitBounds: function (bounds) { // (LatLngBounds) - var zoom = this.getBoundsZoom(bounds); - return this.setView(L.latLngBounds(bounds).getCenter(), zoom); + setZoomAround: function (latlng, zoom, options) { + var scale = this.getZoomScale(zoom), + viewHalf = this.getSize().divideBy(2), + containerPoint = latlng instanceof L.Point ? latlng : this.latLngToContainerPoint(latlng), + + centerOffset = containerPoint.subtract(viewHalf).multiplyBy(1 - 1 / scale), + newCenter = this.containerPointToLatLng(viewHalf.add(centerOffset)); + + return this.setView(newCenter, zoom, {zoom: options}); }, - fitWorld: function () { - var sw = new L.LatLng(-60, -170), - ne = new L.LatLng(85, 179); + fitBounds: function (bounds, options) { + + options = options || {}; + bounds = bounds.getBounds ? bounds.getBounds() : L.latLngBounds(bounds); + + var paddingTL = L.point(options.paddingTopLeft || options.padding || [0, 0]), + paddingBR = L.point(options.paddingBottomRight || options.padding || [0, 0]), + + zoom = this.getBoundsZoom(bounds, false, paddingTL.add(paddingBR)), + paddingOffset = paddingBR.subtract(paddingTL).divideBy(2), + + swPoint = this.project(bounds.getSouthWest(), zoom), + nePoint = this.project(bounds.getNorthEast(), zoom), + center = this.unproject(swPoint.add(nePoint).divideBy(2).add(paddingOffset), zoom); - return this.fitBounds(new L.LatLngBounds(sw, ne)); + zoom = options && options.maxZoom ? Math.min(options.maxZoom, zoom) : zoom; + + return this.setView(center, zoom, options); + }, + + fitWorld: function (options) { + return this.fitBounds([[-90, -180], [90, 180]], options); }, - panTo: function (center) { // (LatLng) - return this.setView(center, this._zoom); + panTo: function (center, options) { // (LatLng) + return this.setView(center, this._zoom, {pan: options}); }, panBy: function (offset) { // (Point) - // replaced with animated panBy in Map.Animation.js + // replaced with animated panBy in Map.PanAnimation.js this.fire('movestart'); this._rawPanBy(L.point(offset)); @@ -1325,50 +1668,23 @@ L.Map = L.Class.extend({ this.options.maxBounds = bounds; if (!bounds) { - this._boundsMinZoom = null; - return this; + return this.off('moveend', this._panInsideMaxBounds, this); } - var minZoom = this.getBoundsZoom(bounds, true); - - this._boundsMinZoom = minZoom; - if (this._loaded) { - if (this._zoom < minZoom) { - this.setView(bounds.getCenter(), minZoom); - } else { - this.panInsideBounds(bounds); - } + this._panInsideMaxBounds(); } - return this; + return this.on('moveend', this._panInsideMaxBounds, this); }, - panInsideBounds: function (bounds) { - bounds = L.latLngBounds(bounds); - - var viewBounds = this.getBounds(), - viewSw = this.project(viewBounds.getSouthWest()), - viewNe = this.project(viewBounds.getNorthEast()), - sw = this.project(bounds.getSouthWest()), - ne = this.project(bounds.getNorthEast()), - dx = 0, - dy = 0; + panInsideBounds: function (bounds, options) { + var center = this.getCenter(), + newCenter = this._limitCenter(center, this._zoom, bounds); - if (viewNe.y < ne.y) { // north - dy = ne.y - viewNe.y; - } - if (viewNe.x > ne.x) { // east - dx = ne.x - viewNe.x; - } - if (viewSw.y > sw.y) { // south - dy = sw.y - viewSw.y; - } - if (viewSw.x < sw.x) { // west - dx = sw.x - viewSw.x; - } + if (center.equals(newCenter)) { return this; } - return this.panBy(new L.Point(dx, dy, true)); + return this.panTo(newCenter, options); }, addLayer: function (layer) { @@ -1381,24 +1697,21 @@ L.Map = L.Class.extend({ this._layers[id] = layer; // TODO getMaxZoom, getMinZoom in ILayer (instead of options) - if (layer.options && !isNaN(layer.options.maxZoom)) { - this._layersMaxZoom = Math.max(this._layersMaxZoom || 0, layer.options.maxZoom); - } - if (layer.options && !isNaN(layer.options.minZoom)) { - this._layersMinZoom = Math.min(this._layersMinZoom || Infinity, layer.options.minZoom); + if (layer.options && (!isNaN(layer.options.maxZoom) || !isNaN(layer.options.minZoom))) { + this._zoomBoundLayers[id] = layer; + this._updateZoomLevels(); } // TODO looks ugly, refactor!!! if (this.options.zoomAnimation && L.TileLayer && (layer instanceof L.TileLayer)) { this._tileLayersNum++; - this._tileLayersToLoad++; - layer.on('load', this._onTileLayerLoad, this); + this._tileLayersToLoad++; + layer.on('load', this._onTileLayerLoad, this); } - this.whenReady(function () { - layer.onAdd(this); - this.fire('layeradd', {layer: layer}); - }, this); + if (this._loaded) { + this._layerAdd(layer); + } return this; }, @@ -1406,63 +1719,125 @@ L.Map = L.Class.extend({ removeLayer: function (layer) { var id = L.stamp(layer); - if (!this._layers[id]) { return; } + if (!this._layers[id]) { return this; } - layer.onRemove(this); + if (this._loaded) { + layer.onRemove(this); + } delete this._layers[id]; - // TODO looks ugly, refactor + if (this._loaded) { + this.fire('layerremove', {layer: layer}); + } + + if (this._zoomBoundLayers[id]) { + delete this._zoomBoundLayers[id]; + this._updateZoomLevels(); + } + + // TODO looks ugly, refactor if (this.options.zoomAnimation && L.TileLayer && (layer instanceof L.TileLayer)) { this._tileLayersNum--; - this._tileLayersToLoad--; - layer.off('load', this._onTileLayerLoad, this); + this._tileLayersToLoad--; + layer.off('load', this._onTileLayerLoad, this); } - return this.fire('layerremove', {layer: layer}); + return this; }, hasLayer: function (layer) { - var id = L.stamp(layer); - return this._layers.hasOwnProperty(id); - }, - - invalidateSize: function (animate) { - var oldSize = this.getSize(); + if (!layer) { return false; } - this._sizeChanged = true; + return (L.stamp(layer) in this._layers); + }, - if (this.options.maxBounds) { - this.setMaxBounds(this.options.maxBounds); + eachLayer: function (method, context) { + for (var i in this._layers) { + method.call(context, this._layers[i]); } + return this; + }, + invalidateSize: function (options) { if (!this._loaded) { return this; } - var offset = oldSize._subtract(this.getSize())._divideBy(2)._round(); + options = L.extend({ + animate: false, + pan: true + }, options === true ? {animate: true} : options); + + var oldSize = this.getSize(); + this._sizeChanged = true; + this._initialCenter = null; + + var newSize = this.getSize(), + oldCenter = oldSize.divideBy(2).round(), + newCenter = newSize.divideBy(2).round(), + offset = oldCenter.subtract(newCenter); - if (animate === true) { + if (!offset.x && !offset.y) { return this; } + + if (options.animate && options.pan) { this.panBy(offset); + } else { - this._rawPanBy(offset); + if (options.pan) { + this._rawPanBy(offset); + } this.fire('move'); - clearTimeout(this._sizeTimer); - this._sizeTimer = setTimeout(L.bind(this.fire, this, 'moveend'), 200); + if (options.debounceMoveend) { + clearTimeout(this._sizeTimer); + this._sizeTimer = setTimeout(L.bind(this.fire, this, 'moveend'), 200); + } else { + this.fire('moveend'); + } } - return this; + + return this.fire('resize', { + oldSize: oldSize, + newSize: newSize + }); }, // TODO handler.addTo addHandler: function (name, HandlerClass) { - if (!HandlerClass) { return; } + if (!HandlerClass) { return this; } - this[name] = new HandlerClass(this); + var handler = this[name] = new HandlerClass(this); + + this._handlers.push(handler); if (this.options[name]) { - this[name].enable(); + handler.enable(); + } + + return this; + }, + + remove: function () { + if (this._loaded) { + this.fire('unload'); + } + + this._initEvents('off'); + + try { + // throws error in IE6-8 + delete this._container._leaflet; + } catch (e) { + this._container._leaflet = undefined; } + this._clearPanes(); + if (this._clearControlPos) { + this._clearControlPos(); + } + + this._clearHandlers(); + return this; }, @@ -1470,6 +1845,11 @@ L.Map = L.Class.extend({ // public methods for getting map state getCenter: function () { // (Boolean) -> LatLng + this._checkIfLoaded(); + + if (this._initialCenter && !this._moved()) { + return this._initialCenter; + } return this.layerPointToLatLng(this._getCenterLayerPoint()); }, @@ -1486,51 +1866,37 @@ L.Map = L.Class.extend({ }, getMinZoom: function () { - var z1 = this.options.minZoom || 0, - z2 = this._layersMinZoom || 0, - z3 = this._boundsMinZoom || 0; - - return Math.max(z1, z2, z3); + return this.options.minZoom === undefined ? + (this._layersMinZoom === undefined ? 0 : this._layersMinZoom) : + this.options.minZoom; }, getMaxZoom: function () { - var z1 = this.options.maxZoom === undefined ? Infinity : this.options.maxZoom, - z2 = this._layersMaxZoom === undefined ? Infinity : this._layersMaxZoom; - - return Math.min(z1, z2); + return this.options.maxZoom === undefined ? + (this._layersMaxZoom === undefined ? Infinity : this._layersMaxZoom) : + this.options.maxZoom; }, - getBoundsZoom: function (bounds, inside) { // (LatLngBounds, Boolean) -> Number + getBoundsZoom: function (bounds, inside, padding) { // (LatLngBounds[, Boolean, Point]) -> Number bounds = L.latLngBounds(bounds); - var size = this.getSize(), - zoom = this.options.minZoom || 0, + var zoom = this.getMinZoom() - (inside ? 1 : 0), maxZoom = this.getMaxZoom(), - ne = bounds.getNorthEast(), - sw = bounds.getSouthWest(), - boundsSize, - nePoint, - swPoint, - zoomNotFound = true; + size = this.getSize(), - if (inside) { - zoom--; - } + nw = bounds.getNorthWest(), + se = bounds.getSouthEast(), + + zoomNotFound = true, + boundsSize; + + padding = L.point(padding || [0, 0]); do { zoom++; - nePoint = this.project(ne, zoom); - swPoint = this.project(sw, zoom); - - boundsSize = new L.Point( - Math.abs(nePoint.x - swPoint.x), - Math.abs(swPoint.y - nePoint.y)); + boundsSize = this.project(se, zoom).subtract(this.project(nw, zoom)).add(padding); + zoomNotFound = !inside ? size.contains(boundsSize) : boundsSize.x < size.x || boundsSize.y < size.y; - if (!inside) { - zoomNotFound = boundsSize.x <= size.x && boundsSize.y <= size.y; - } else { - zoomNotFound = boundsSize.x < size.x || boundsSize.y < size.y; - } } while (zoomNotFound && zoom <= maxZoom); if (zoomNotFound && inside) { @@ -1557,6 +1923,7 @@ L.Map = L.Class.extend({ }, getPixelOrigin: function () { + this._checkIfLoaded(); return this._initialTopLeftPoint; }, @@ -1594,13 +1961,13 @@ L.Map = L.Class.extend({ }, layerPointToLatLng: function (point) { // (Point) - var projectedPoint = L.point(point).add(this._initialTopLeftPoint); + var projectedPoint = L.point(point).add(this.getPixelOrigin()); return this.unproject(projectedPoint); }, latLngToLayerPoint: function (latlng) { // (LatLng) var projectedPoint = this.project(L.latLng(latlng))._round(); - return projectedPoint._subtract(this._initialTopLeftPoint); + return projectedPoint._subtract(this.getPixelOrigin()); }, containerPointToLayerPoint: function (point) { // (Point) @@ -1638,8 +2005,10 @@ L.Map = L.Class.extend({ _initContainer: function (id) { var container = this._container = L.DomUtil.get(id); - if (container._leaflet) { - throw new Error("Map container is already initialized."); + if (!container) { + throw new Error('Map container not found.'); + } else if (container._leaflet) { + throw new Error('Map container is already initialized.'); } container._leaflet = true; @@ -1648,16 +2017,11 @@ L.Map = L.Class.extend({ _initLayout: function () { var container = this._container; - container.innerHTML = ''; - L.DomUtil.addClass(container, 'leaflet-container'); - - if (L.Browser.touch) { - L.DomUtil.addClass(container, 'leaflet-touch'); - } - - if (this.options.fadeAnimation) { - L.DomUtil.addClass(container, 'leaflet-fade-anim'); - } + L.DomUtil.addClass(container, 'leaflet-container' + + (L.Browser.touch ? ' leaflet-touch' : '') + + (L.Browser.retina ? ' leaflet-retina' : '') + + (L.Browser.ielt9 ? ' leaflet-oldie' : '') + + (this.options.fadeAnimation ? ' leaflet-fade-anim' : '')); var position = L.DomUtil.getStyle(container, 'position'); @@ -1697,24 +2061,14 @@ L.Map = L.Class.extend({ return L.DomUtil.create('div', className, container || this._panes.objectsPane); }, - _initializers: [], - - _initHooks: function () { - var i, len; - for (i = 0, len = this._initializers.length; i < len; i++) { - this._initializers[i].call(this); - } + _clearPanes: function () { + this._container.removeChild(this._mapPane); }, - _initLayers: function (layers) { - layers = layers ? (layers instanceof Array ? layers : [layers]) : []; - - this._layers = {}; - this._tileLayersNum = 0; - - var i, len; + _addLayers: function (layers) { + layers = layers ? (L.Util.isArray(layers) ? layers : [layers]) : []; - for (i = 0, len = layers.length; i < len; i++) { + for (var i = 0, len = layers.length; i < len; i++) { this.addLayer(layers[i]); } }, @@ -1735,6 +2089,7 @@ L.Map = L.Class.extend({ } this._zoom = zoom; + this._initialCenter = center; this._initialTopLeftPoint = this._getNewTopLeftPoint(center); @@ -1751,6 +2106,11 @@ L.Map = L.Class.extend({ this.fire('viewreset', {hard: !preserveMapOffset}); + if (loading) { + this.fire('load'); + this.eachLayer(this._layerAdd, this); + } + this.fire('move'); if (zoomChanged || afterZoomAnim) { @@ -1758,52 +2118,94 @@ L.Map = L.Class.extend({ } this.fire('moveend', {hard: !preserveMapOffset}); - - if (loading) { - this.fire('load'); - } }, _rawPanBy: function (offset) { L.DomUtil.setPosition(this._mapPane, this._getMapPanePos().subtract(offset)); }, + _getZoomSpan: function () { + return this.getMaxZoom() - this.getMinZoom(); + }, + + _updateZoomLevels: function () { + var i, + minZoom = Infinity, + maxZoom = -Infinity, + oldZoomSpan = this._getZoomSpan(); + + for (i in this._zoomBoundLayers) { + var layer = this._zoomBoundLayers[i]; + if (!isNaN(layer.options.minZoom)) { + minZoom = Math.min(minZoom, layer.options.minZoom); + } + if (!isNaN(layer.options.maxZoom)) { + maxZoom = Math.max(maxZoom, layer.options.maxZoom); + } + } + + if (i === undefined) { // we have no tilelayers + this._layersMaxZoom = this._layersMinZoom = undefined; + } else { + this._layersMaxZoom = maxZoom; + this._layersMinZoom = minZoom; + } + + if (oldZoomSpan !== this._getZoomSpan()) { + this.fire('zoomlevelschange'); + } + }, + + _panInsideMaxBounds: function () { + this.panInsideBounds(this.options.maxBounds); + }, + + _checkIfLoaded: function () { + if (!this._loaded) { + throw new Error('Set map center and zoom first.'); + } + }, // map events - _initEvents: function () { + _initEvents: function (onOff) { if (!L.DomEvent) { return; } - L.DomEvent.on(this._container, 'click', this._onMouseClick, this); + onOff = onOff || 'on'; + + L.DomEvent[onOff](this._container, 'click', this._onMouseClick, this); var events = ['dblclick', 'mousedown', 'mouseup', 'mouseenter', 'mouseleave', 'mousemove', 'contextmenu'], i, len; for (i = 0, len = events.length; i < len; i++) { - L.DomEvent.on(this._container, events[i], this._fireMouseEvent, this); + L.DomEvent[onOff](this._container, events[i], this._fireMouseEvent, this); } if (this.options.trackResize) { - L.DomEvent.on(window, 'resize', this._onResize, this); + L.DomEvent[onOff](window, 'resize', this._onResize, this); } }, _onResize: function () { L.Util.cancelAnimFrame(this._resizeRequest); this._resizeRequest = L.Util.requestAnimFrame( - this.invalidateSize, this, false, this._container); + function () { this.invalidateSize({debounceMoveend: true}); }, this, false, this._container); }, _onMouseClick: function (e) { - if (!this._loaded || (this.dragging && this.dragging.moved())) { return; } + if (!this._loaded || (!e._simulated && + ((this.dragging && this.dragging.moved()) || + (this.boxZoom && this.boxZoom.moved()))) || + L.DomEvent._skipped(e)) { return; } this.fire('preclick'); this._fireMouseEvent(e); }, _fireMouseEvent: function (e) { - if (!this._loaded) { return; } + if (!this._loaded || L.DomEvent._skipped(e)) { return; } var type = e.type; @@ -1828,12 +2230,15 @@ L.Map = L.Class.extend({ }, _onTileLayerLoad: function () { - // TODO super-ugly, refactor!!! - // clear scaled tiles after all new tiles are loaded (for performance) this._tileLayersToLoad--; - if (this._tileLayersNum && !this._tileLayersToLoad && this._tileBg) { - clearTimeout(this._clearTileBgTimer); - this._clearTileBgTimer = setTimeout(L.bind(this._clearTileBg, this), 500); + if (this._tileLayersNum && !this._tileLayersToLoad) { + this.fire('tilelayersload'); + } + }, + + _clearHandlers: function () { + for (var i = 0, len = this._handlers.length; i < len; i++) { + this._handlers[i].disable(); } }, @@ -1846,6 +2251,11 @@ L.Map = L.Class.extend({ return this; }, + _layerAdd: function (layer) { + layer.onAdd(this); + this.fire('layeradd', {layer: layer}); + }, + // private methods for getting map state @@ -1853,12 +2263,13 @@ L.Map = L.Class.extend({ return L.DomUtil.getPosition(this._mapPane); }, - _getTopLeftPoint: function () { - if (!this._loaded) { - throw new Error('Set map center and zoom first.'); - } + _moved: function () { + var pos = this._getMapPanePos(); + return pos && !pos.equals([0, 0]); + }, - return this._initialTopLeftPoint.subtract(this._getMapPanePos()); + _getTopLeftPoint: function () { + return this.getPixelOrigin().subtract(this._getMapPanePos()); }, _getNewTopLeftPoint: function (center, zoom) { @@ -1872,12 +2283,54 @@ L.Map = L.Class.extend({ return this.project(latlng, newZoom)._subtract(topLeft); }, + // layer point of the current center _getCenterLayerPoint: function () { return this.containerPointToLayerPoint(this.getSize()._divideBy(2)); }, - _getCenterOffset: function (center) { - return this.latLngToLayerPoint(center).subtract(this._getCenterLayerPoint()); + // offset of the specified place to the current center in pixels + _getCenterOffset: function (latlng) { + return this.latLngToLayerPoint(latlng).subtract(this._getCenterLayerPoint()); + }, + + // adjust center for view to get inside bounds + _limitCenter: function (center, zoom, bounds) { + + if (!bounds) { return center; } + + var centerPoint = this.project(center, zoom), + viewHalf = this.getSize().divideBy(2), + viewBounds = new L.Bounds(centerPoint.subtract(viewHalf), centerPoint.add(viewHalf)), + offset = this._getBoundsOffset(viewBounds, bounds, zoom); + + return this.unproject(centerPoint.add(offset), zoom); + }, + + // adjust offset for view to get inside bounds + _limitOffset: function (offset, bounds) { + if (!bounds) { return offset; } + + var viewBounds = this.getPixelBounds(), + newBounds = new L.Bounds(viewBounds.min.add(offset), viewBounds.max.add(offset)); + + return offset.add(this._getBoundsOffset(newBounds, bounds)); + }, + + // returns offset needed for pxBounds to get inside maxBounds at a specified zoom + _getBoundsOffset: function (pxBounds, maxBounds, zoom) { + var nwOffset = this.project(maxBounds.getNorthWest(), zoom).subtract(pxBounds.min), + seOffset = this.project(maxBounds.getSouthEast(), zoom).subtract(pxBounds.max), + + dx = this._rebound(nwOffset.x, -seOffset.x), + dy = this._rebound(nwOffset.y, -seOffset.y); + + return new L.Point(dx, dy); + }, + + _rebound: function (left, right) { + return left + right > 0 ? + Math.round(left - right) / 2 : + Math.max(0, Math.ceil(left)) - Math.max(0, Math.floor(right)); }, _limitZoom: function (zoom) { @@ -1888,26 +2341,20 @@ L.Map = L.Class.extend({ } }); -L.Map.addInitHook = function (fn) { - var args = Array.prototype.slice.call(arguments, 1); - - var init = typeof fn === 'function' ? fn : function () { - this[fn].apply(this, args); - }; - - this.prototype._initializers.push(init); -}; - L.map = function (id, options) { return new L.Map(id, options); }; +/* + * Mercator projection that takes into account that the Earth is not a perfect sphere. + * Less popular than spherical mercator; used by projections like EPSG:3395. + */ L.Projection.Mercator = { MAX_LATITUDE: 85.0840591556, - R_MINOR: 6356752.3142, + R_MINOR: 6356752.314245179, R_MAJOR: 6378137, project: function (latlng) { // (LatLng) -> Point @@ -1925,7 +2372,7 @@ L.Projection.Mercator = { con = Math.pow((1 - con) / (1 + con), eccent * 0.5); var ts = Math.tan(0.5 * ((Math.PI * 0.5) - y)) / con; - y = -r2 * Math.log(ts); + y = -r * Math.log(ts); return new L.Point(x, y); }, @@ -1937,7 +2384,7 @@ L.Projection.Mercator = { lng = point.x * d / r, tmp = r2 / r, eccent = Math.sqrt(1 - (tmp * tmp)), - ts = Math.exp(- point.y / r2), + ts = Math.exp(- point.y / r), phi = (Math.PI / 2) - 2 * Math.atan(ts), numIter = 15, tol = 1e-7, @@ -1952,7 +2399,7 @@ L.Projection.Mercator = { phi += dphi; } - return new L.LatLng(phi * d, lng, true); + return new L.LatLng(phi * d, lng); } }; @@ -1966,9 +2413,9 @@ L.CRS.EPSG3395 = L.extend({}, L.CRS, { transformation: (function () { var m = L.Projection.Mercator, r = m.R_MAJOR, - r2 = m.R_MINOR; + scale = 0.5 / (Math.PI * r); - return new L.Transformation(0.5 / (Math.PI * r), 0.5, -0.5 / (Math.PI * r2), 0.5); + return new L.Transformation(scale, 0.5, -scale, 0.5); }()) }); @@ -1989,7 +2436,8 @@ L.TileLayer = L.Class.extend({ attribution: '', zoomOffset: 0, opacity: 1, - /* (undefined works too) + /* + maxNativeZoom: null, zIndex: null, tms: false, continuousWorld: false, @@ -1997,6 +2445,7 @@ L.TileLayer = L.Class.extend({ zoomReverse: false, detectRetina: false, reuseTiles: false, + bounds: false, */ unloadInvisibleTiles: L.Browser.mobile, updateWhenIdle: L.Browser.mobile @@ -2017,6 +2466,10 @@ L.TileLayer = L.Class.extend({ this.options.maxZoom--; } + if (options.bounds) { + options.bounds = L.latLngBounds(options.bounds); + } + this._url = url; var subdomains = this.options.subdomains; @@ -2028,19 +2481,24 @@ L.TileLayer = L.Class.extend({ onAdd: function (map) { this._map = map; + this._animated = map._zoomAnimated; // create a container div for tiles this._initContainer(); - // create an image to clone for tiles - this._createTileProto(); - // set up events map.on({ - 'viewreset': this._resetCallback, + 'viewreset': this._reset, 'moveend': this._update }, this); + if (this._animated) { + map.on({ + 'zoomanim': this._animateZoom, + 'zoomend': this._endZoomAnim + }, this); + } + if (!this.options.updateWhenIdle) { this._limitedUpdate = L.Util.limitExecByInterval(this._update, 150, this); map.on('move', this._limitedUpdate, this); @@ -2056,13 +2514,20 @@ L.TileLayer = L.Class.extend({ }, onRemove: function (map) { - map._panes.tilePane.removeChild(this._container); + this._container.parentNode.removeChild(this._container); map.off({ - 'viewreset': this._resetCallback, + 'viewreset': this._reset, 'moveend': this._update }, this); + if (this._animated) { + map.off({ + 'zoomanim': this._animateZoom, + 'zoomend': this._endZoomAnim + }, this); + } + if (!this.options.updateWhenIdle) { map.off('move', this._limitedUpdate, this); } @@ -2097,6 +2562,10 @@ L.TileLayer = L.Class.extend({ return this.options.attribution; }, + getContainer: function () { + return this._container; + }, + setOpacity: function (opacity) { this.options.opacity = opacity; @@ -2126,8 +2595,7 @@ L.TileLayer = L.Class.extend({ redraw: function () { if (this._map) { - this._map._panes.tilePane.empty = false; - this._reset(true); + this._reset({hard: true}); this._update(); } return this; @@ -2141,8 +2609,8 @@ L.TileLayer = L.Class.extend({ _setAutoZIndex: function (pane, compare) { - var layers = pane.getElementsByClassName('leaflet-layer'), - edgeZIndex = -compare(Infinity, -Infinity), // -Ifinity for max, Infinity for min + var layers = pane.children, + edgeZIndex = -compare(Infinity, -Infinity), // -Infinity for max, Infinity for min zIndex, i, len; for (i = 0, len = layers.length; i < len; i++) { @@ -2161,29 +2629,36 @@ L.TileLayer = L.Class.extend({ }, _updateOpacity: function () { - L.DomUtil.setOpacity(this._container, this.options.opacity); - - // stupid webkit hack to force redrawing of tiles var i, tiles = this._tiles; - if (L.Browser.webkit) { + if (L.Browser.ielt9) { for (i in tiles) { - if (tiles.hasOwnProperty(i)) { - tiles[i].style.webkitTransform += ' translate(0,0)'; - } + L.DomUtil.setOpacity(tiles[i], this.options.opacity); } + } else { + L.DomUtil.setOpacity(this._container, this.options.opacity); } }, _initContainer: function () { var tilePane = this._map._panes.tilePane; - if (!this._container || tilePane.empty) { + if (!this._container) { this._container = L.DomUtil.create('div', 'leaflet-layer'); this._updateZIndex(); + if (this._animated) { + var className = 'leaflet-tile-container'; + + this._bgBuffer = L.DomUtil.create('div', className, this._container); + this._tileContainer = L.DomUtil.create('div', className, this._container); + + } else { + this._tileContainer = this._container; + } + tilePane.appendChild(this._container); if (this.options.opacity < 1) { @@ -2192,17 +2667,9 @@ L.TileLayer = L.Class.extend({ } }, - _resetCallback: function (e) { - this._reset(e.hard); - }, - - _reset: function (clearOldContainer) { - var tiles = this._tiles; - - for (var key in tiles) { - if (tiles.hasOwnProperty(key)) { - this.fire('tileunload', {tile: tiles[key]}); - } + _reset: function (e) { + for (var key in this._tiles) { + this.fire('tileunload', {tile: this._tiles[key]}); } this._tiles = {}; @@ -2212,34 +2679,44 @@ L.TileLayer = L.Class.extend({ this._unusedTiles = []; } - if (clearOldContainer && this._container) { - this._container.innerHTML = ""; + this._tileContainer.innerHTML = ''; + + if (this._animated && e && e.hard) { + this._clearBgBuffer(); } this._initContainer(); }, - _update: function (e) { + _getTileSize: function () { + var map = this._map, + zoom = map.getZoom() + this.options.zoomOffset, + zoomN = this.options.maxNativeZoom, + tileSize = this.options.tileSize; + + if (zoomN && zoom > zoomN) { + tileSize = Math.round(map.getZoomScale(zoom) / map.getZoomScale(zoomN) * tileSize); + } + + return tileSize; + }, + + _update: function () { if (!this._map) { return; } - var bounds = this._map.getPixelBounds(), - zoom = this._map.getZoom(), - tileSize = this.options.tileSize; + var map = this._map, + bounds = map.getPixelBounds(), + zoom = map.getZoom(), + tileSize = this._getTileSize(); if (zoom > this.options.maxZoom || zoom < this.options.minZoom) { return; } - var nwTilePoint = new L.Point( - Math.floor(bounds.min.x / tileSize), - Math.floor(bounds.min.y / tileSize)), - - seTilePoint = new L.Point( - Math.floor(bounds.max.x / tileSize), - Math.floor(bounds.max.y / tileSize)), - - tileBounds = new L.Bounds(nwTilePoint, seTilePoint); + var tileBounds = L.bounds( + bounds.min.divideBy(tileSize)._floor(), + bounds.max.divideBy(tileSize)._floor()); this._addTilesFromCenterOut(tileBounds); @@ -2286,7 +2763,7 @@ L.TileLayer = L.Class.extend({ this._addTile(queue[i], fragment); } - this._container.appendChild(fragment); + this._tileContainer.appendChild(fragment); }, _tileShouldBeLoaded: function (tilePoint) { @@ -2294,13 +2771,31 @@ L.TileLayer = L.Class.extend({ return false; // already loaded } - if (!this.options.continuousWorld) { + var options = this.options; + + if (!options.continuousWorld) { var limit = this._getWrapTileNum(); - if (this.options.noWrap && (tilePoint.x < 0 || tilePoint.x >= limit) || - tilePoint.y < 0 || tilePoint.y >= limit) { - return false; // exceeds world bounds + // don't load if exceeds world bounds + if ((options.noWrap && (tilePoint.x < 0 || tilePoint.x >= limit.x)) || + tilePoint.y < 0 || tilePoint.y >= limit.y) { return false; } + } + + if (options.bounds) { + var tileSize = options.tileSize, + nwPoint = tilePoint.multiplyBy(tileSize), + sePoint = nwPoint.add([tileSize, tileSize]), + nw = this._map.unproject(nwPoint), + se = this._map.unproject(sePoint); + + // TODO temporary hack, will be removed after refactoring projections + // https://github.com/Leaflet/Leaflet/issues/1618 + if (!options.continuousWorld && !options.noWrap) { + nw = nw.wrap(); + se = se.wrap(); } + + if (!options.bounds.intersects([nw, se])) { return false; } } return true; @@ -2310,15 +2805,13 @@ L.TileLayer = L.Class.extend({ var kArr, x, y, key; for (key in this._tiles) { - if (this._tiles.hasOwnProperty(key)) { - kArr = key.split(':'); - x = parseInt(kArr[0], 10); - y = parseInt(kArr[1], 10); - - // remove tile if it's out of bounds - if (x < bounds.min.x || x > bounds.max.x || y < bounds.min.y || y > bounds.max.y) { - this._removeTile(key); - } + kArr = key.split(':'); + x = parseInt(kArr[0], 10); + y = parseInt(kArr[1], 10); + + // remove tile if it's out of bounds + if (x < bounds.min.x || x > bounds.max.x || y < bounds.min.y || y > bounds.max.y) { + this._removeTile(key); } } }, @@ -2326,18 +2819,19 @@ L.TileLayer = L.Class.extend({ _removeTile: function (key) { var tile = this._tiles[key]; - this.fire("tileunload", {tile: tile, url: tile.src}); + this.fire('tileunload', {tile: tile, url: tile.src}); if (this.options.reuseTiles) { L.DomUtil.removeClass(tile, 'leaflet-tile-loaded'); this._unusedTiles.push(tile); - } else if (tile.parentNode === this._container) { - this._container.removeChild(tile); + } else if (tile.parentNode === this._tileContainer) { + this._tileContainer.removeChild(tile); } // for https://github.com/CloudMade/Leaflet/issues/137 if (!L.Browser.android) { + tile.onload = null; tile.src = L.Util.emptyImageUrl; } @@ -2353,18 +2847,15 @@ L.TileLayer = L.Class.extend({ /* Chrome 20 layouts much faster with top/left (verify with timeline, frames) Android 4 browser has display issues with top/left and requires transform instead - Android 3 browser not tested - Android 2 browser requires top/left or tiles disappear on load or first drag - (reappear after zoom) https://github.com/CloudMade/Leaflet/issues/866 (other browsers don't currently care) - see debug/hacks/jitter.html for an example */ - L.DomUtil.setPosition(tile, tilePos, L.Browser.chrome || L.Browser.android23); + L.DomUtil.setPosition(tile, tilePos, L.Browser.chrome); this._tiles[tilePoint.x + ':' + tilePoint.y] = tile; this._loadTile(tile, tilePoint); - if (tile.parentNode !== this._container) { + if (tile.parentNode !== this._tileContainer) { container.appendChild(tile); } }, @@ -2378,12 +2869,14 @@ L.TileLayer = L.Class.extend({ zoom = options.maxZoom - zoom; } - return zoom + options.zoomOffset; + zoom += options.zoomOffset; + + return options.maxNativeZoom ? Math.min(zoom, options.maxNativeZoom) : zoom; }, _getTilePos: function (tilePoint) { var origin = this._map.getPixelOrigin(), - tileSize = this.options.tileSize; + tileSize = this._getTileSize(); return tilePoint.multiplyBy(tileSize).subtract(origin); }, @@ -2391,19 +2884,18 @@ L.TileLayer = L.Class.extend({ // image-specific code (override to implement e.g. Canvas or SVG tile layer) getTileUrl: function (tilePoint) { - this._adjustTilePoint(tilePoint); - return L.Util.template(this._url, L.extend({ s: this._getSubdomain(tilePoint), - z: this._getZoomForUrl(), + z: tilePoint.z, x: tilePoint.x, y: tilePoint.y }, this.options)); }, _getWrapTileNum: function () { - // TODO refactor, limit is not valid for non-standard projections - return Math.pow(2, this._getZoomForUrl()); + var crs = this._map.options.crs, + size = crs.getSize(this._map.getZoom()); + return size.divideBy(this._getTileSize())._floor(); }, _adjustTilePoint: function (tilePoint) { @@ -2412,25 +2904,21 @@ L.TileLayer = L.Class.extend({ // wrap tile coordinates if (!this.options.continuousWorld && !this.options.noWrap) { - tilePoint.x = ((tilePoint.x % limit) + limit) % limit; + tilePoint.x = ((tilePoint.x % limit.x) + limit.x) % limit.x; } if (this.options.tms) { - tilePoint.y = limit - tilePoint.y - 1; + tilePoint.y = limit.y - tilePoint.y - 1; } + + tilePoint.z = this._getZoomForUrl(); }, _getSubdomain: function (tilePoint) { - var index = (tilePoint.x + tilePoint.y) % this.options.subdomains.length; + var index = Math.abs(tilePoint.x + tilePoint.y) % this.options.subdomains.length; return this.options.subdomains[index]; }, - _createTileProto: function () { - var img = this._tileImg = L.DomUtil.create('img', 'leaflet-tile'); - img.style.width = img.style.height = this.options.tileSize + 'px'; - img.galleryimg = 'no'; - }, - _getTile: function () { if (this.options.reuseTiles && this._unusedTiles.length > 0) { var tile = this._unusedTiles.pop(); @@ -2440,13 +2928,24 @@ L.TileLayer = L.Class.extend({ return this._createTile(); }, - _resetTile: function (tile) { - // Override if data stored on a tile needs to be cleaned up before reuse - }, + // Override if data stored on a tile needs to be cleaned up before reuse + _resetTile: function (/*tile*/) {}, _createTile: function () { - var tile = this._tileImg.cloneNode(false); + var tile = L.DomUtil.create('img', 'leaflet-tile'); + tile.style.width = tile.style.height = this._getTileSize() + 'px'; + tile.galleryimg = 'no'; + tile.onselectstart = tile.onmousemove = L.Util.falseFn; + + if (L.Browser.ielt9 && this.options.opacity !== undefined) { + L.DomUtil.setOpacity(tile, this.options.opacity); + } + // without this hack, tiles disappear after zoom on Chrome for Android + // https://github.com/Leaflet/Leaflet/issues/2078 + if (L.Browser.mobileWebkit3d) { + tile.style.WebkitBackfaceVisibility = 'hidden'; + } return tile; }, @@ -2455,17 +2954,34 @@ L.TileLayer = L.Class.extend({ tile.onload = this._tileOnLoad; tile.onerror = this._tileOnError; + this._adjustTilePoint(tilePoint); tile.src = this.getTileUrl(tilePoint); + + this.fire('tileloadstart', { + tile: tile, + url: tile.src + }); }, - _tileLoaded: function () { - this._tilesToLoad--; - if (!this._tilesToLoad) { - this.fire('load'); - } - }, + _tileLoaded: function () { + this._tilesToLoad--; + + if (this._animated) { + L.DomUtil.addClass(this._tileContainer, 'leaflet-zoom-animated'); + } + + if (!this._tilesToLoad) { + this.fire('load'); + + if (this._animated) { + // clear scaled tiles after all new tiles are loaded (for performance) + clearTimeout(this._clearBgBufferTimer); + this._clearBgBufferTimer = setTimeout(L.bind(this._clearBgBuffer, this), 500); + } + } + }, - _tileOnLoad: function (e) { + _tileOnLoad: function () { var layer = this._layer; //Only if we are loading an actual image @@ -2481,7 +2997,7 @@ L.TileLayer = L.Class.extend({ layer._tileLoaded(); }, - _tileOnError: function (e) { + _tileOnError: function () { var layer = this._layer; layer.fire('tileerror', { @@ -2494,8 +3010,8 @@ L.TileLayer = L.Class.extend({ this.src = newUrl; } - layer._tileLoaded(); - } + layer._tileLoaded(); + } }); L.tileLayer = function (url, options) { @@ -2503,6 +3019,10 @@ L.tileLayer = function (url, options) { }; +/* + * L.TileLayer.WMS is used for putting WMS tile layers on the map. + */ + L.TileLayer.WMS = L.TileLayer.extend({ defaultWmsParams: { @@ -2519,17 +3039,18 @@ L.TileLayer.WMS = L.TileLayer.extend({ this._url = url; - var wmsParams = L.extend({}, this.defaultWmsParams); + var wmsParams = L.extend({}, this.defaultWmsParams), + tileSize = options.tileSize || this.options.tileSize; if (options.detectRetina && L.Browser.retina) { - wmsParams.width = wmsParams.height = this.options.tileSize * 2; + wmsParams.width = wmsParams.height = tileSize * 2; } else { - wmsParams.width = wmsParams.height = this.options.tileSize; + wmsParams.width = wmsParams.height = tileSize; } for (var i in options) { // all keys that are not TileLayer options go to WMS params - if (!this.options.hasOwnProperty(i)) { + if (!this.options.hasOwnProperty(i) && i !== 'crs') { wmsParams[i] = options[i]; } } @@ -2541,29 +3062,33 @@ L.TileLayer.WMS = L.TileLayer.extend({ onAdd: function (map) { - var projectionKey = parseFloat(this.wmsParams.version) >= 1.3 ? 'crs' : 'srs'; - this.wmsParams[projectionKey] = map.options.crs.code; + this._crs = this.options.crs || map.options.crs; + + this._wmsVersion = parseFloat(this.wmsParams.version); + + var projectionKey = this._wmsVersion >= 1.3 ? 'crs' : 'srs'; + this.wmsParams[projectionKey] = this._crs.code; L.TileLayer.prototype.onAdd.call(this, map); }, - getTileUrl: function (tilePoint, zoom) { // (Point, Number) -> String + getTileUrl: function (tilePoint) { // (Point, Number) -> String var map = this._map, - crs = map.options.crs, tileSize = this.options.tileSize, nwPoint = tilePoint.multiplyBy(tileSize), - sePoint = nwPoint.add(new L.Point(tileSize, tileSize)), - - nw = crs.project(map.unproject(nwPoint, zoom)), - se = crs.project(map.unproject(sePoint, zoom)), + sePoint = nwPoint.add([tileSize, tileSize]), - bbox = [nw.x, se.y, se.x, nw.y].join(','), + nw = this._crs.project(map.unproject(nwPoint, tilePoint.z)), + se = this._crs.project(map.unproject(sePoint, tilePoint.z)), + bbox = this._wmsVersion >= 1.3 && this._crs === L.CRS.EPSG4326 ? + [se.y, nw.x, nw.y, se.x].join(',') : + [nw.x, se.y, se.x, nw.y].join(','), url = L.Util.template(this._url, {s: this._getSubdomain(tilePoint)}); - return url + L.Util.getParamString(this.wmsParams) + "&bbox=" + bbox; + return url + L.Util.getParamString(this.wmsParams, url, true) + '&BBOX=' + bbox; }, setParams: function (params, noRedraw) { @@ -2583,6 +3108,11 @@ L.tileLayer.wms = function (url, options) { }; +/* + * L.TileLayer.Canvas is a class that you can use as a base for creating + * dynamically drawn Canvas-based tile layers. + */ + L.TileLayer.Canvas = L.TileLayer.extend({ options: { async: false @@ -2593,26 +3123,24 @@ L.TileLayer.Canvas = L.TileLayer.extend({ }, redraw: function () { - var tiles = this._tiles; + if (this._map) { + this._reset({hard: true}); + this._update(); + } - for (var i in tiles) { - if (tiles.hasOwnProperty(i)) { - this._redrawTile(tiles[i]); - } + for (var i in this._tiles) { + this._redrawTile(this._tiles[i]); } + return this; }, _redrawTile: function (tile) { this.drawTile(tile, tile._tilePoint, this._map._zoom); }, - _createTileProto: function () { - var proto = this._canvasProto = L.DomUtil.create('canvas', 'leaflet-tile'); - proto.width = proto.height = this.options.tileSize; - }, - _createTile: function () { - var tile = this._canvasProto.cloneNode(false); + var tile = L.DomUtil.create('canvas', 'leaflet-tile'); + tile.width = tile.height = this.options.tileSize; tile.onselectstart = tile.onmousemove = L.Util.falseFn; return tile; }, @@ -2628,7 +3156,7 @@ L.TileLayer.Canvas = L.TileLayer.extend({ } }, - drawTile: function (tile, tilePoint) { + drawTile: function (/*tile, tilePoint*/) { // override with rendering code }, @@ -2643,6 +3171,10 @@ L.tileLayer.canvas = function (options) { }; +/* + * L.ImageOverlay is used to overlay images over the map (to specific geographical bounds). + */ + L.ImageOverlay = L.Class.extend({ includes: L.Mixin.Events, @@ -2712,6 +3244,15 @@ L.ImageOverlay = L.Class.extend({ return this; }, + setUrl: function (url) { + this._url = url; + this._image.src = this._url; + }, + + getAttribution: function () { + return this.options.attribution; + }, + _initImage: function () { this._image = L.DomUtil.create('img', 'leaflet-image-layer'); @@ -2742,8 +3283,7 @@ L.ImageOverlay = L.Class.extend({ topLeft = map._latLngToNewLayerPoint(nw, e.zoom, e.center), size = map._latLngToNewLayerPoint(se, e.zoom, e.center)._subtract(topLeft), - currentSize = map.latLngToLayerPoint(se)._subtract(map.latLngToLayerPoint(nw)), - origin = topLeft._add(size._subtract(currentSize)._divideBy(2)); + origin = topLeft._add(size._multiplyBy((1 / 2) * (1 - 1 / scale))); image.style[L.DomUtil.TRANSFORM] = L.DomUtil.getTranslateString(origin) + ' scale(' + scale + ') '; @@ -2752,7 +3292,7 @@ L.ImageOverlay = L.Class.extend({ _reset: function () { var image = this._image, topLeft = this._map.latLngToLayerPoint(this._bounds.getNorthWest()), - size = this._map.latLngToLayerPoint(this._bounds.getSouthEast())._subtract(topLeft); + size = this._map.latLngToLayerPoint(this._bounds.getSouthEast())._subtract(topLeft); L.DomUtil.setPosition(image, topLeft); @@ -2774,14 +3314,20 @@ L.imageOverlay = function (url, bounds, options) { }; +/* + * L.Icon is an image-based icon class that you can use with L.Marker for custom markers. + */ + L.Icon = L.Class.extend({ options: { /* iconUrl: (String) (required) + iconRetinaUrl: (String) (optional, used for retina devices if detected) iconSize: (Point) (can be set through CSS) iconAnchor: (Point) (centered by default, can be set in CSS with negative margins) popupAnchor: (Point) (if not specified, popup opens in the anchor point) - shadowUrl: (Point) (no shadow by default) + shadowUrl: (String) (no shadow by default) + shadowRetinaUrl: (String) (optional, used for retina devices if detected) shadowSize: (Point) shadowAnchor: (Point) */ @@ -2792,25 +3338,30 @@ L.Icon = L.Class.extend({ L.setOptions(this, options); }, - createIcon: function () { - return this._createIcon('icon'); + createIcon: function (oldIcon) { + return this._createIcon('icon', oldIcon); }, - createShadow: function () { - return this._createIcon('shadow'); + createShadow: function (oldIcon) { + return this._createIcon('shadow', oldIcon); }, - _createIcon: function (name) { + _createIcon: function (name, oldIcon) { var src = this._getIconUrl(name); if (!src) { if (name === 'icon') { - throw new Error("iconUrl not set in Icon options (see the docs)."); + throw new Error('iconUrl not set in Icon options (see the docs).'); } return null; } - var img = this._createImg(src); + var img; + if (!oldIcon || oldIcon.tagName !== 'IMG') { + img = this._createImg(src); + } else { + img = this._createImg(src, oldIcon); + } this._setIconStyles(img, name); return img; @@ -2844,21 +3395,16 @@ L.Icon = L.Class.extend({ } }, - _createImg: function (src) { - var el; - - if (!L.Browser.ie6) { - el = document.createElement('img'); - el.src = src; - } else { - el = document.createElement('div'); - el.style.filter = - 'progid:DXImageTransform.Microsoft.AlphaImageLoader(src="' + src + '")'; - } + _createImg: function (src, el) { + el = el || document.createElement('img'); + el.src = src; return el; }, _getIconUrl: function (name) { + if (L.Browser.retina && this.options[name + 'RetinaUrl']) { + return this.options[name + 'RetinaUrl']; + } return this.options[name + 'Url']; } }); @@ -2868,15 +3414,18 @@ L.icon = function (options) { }; +/* + * L.Icon.Default is the blue marker icon used by default in Leaflet. + */ L.Icon.Default = L.Icon.extend({ options: { - iconSize: new L.Point(25, 41), - iconAnchor: new L.Point(12, 41), - popupAnchor: new L.Point(1, -34), + iconSize: [25, 41], + iconAnchor: [12, 41], + popupAnchor: [1, -34], - shadowSize: new L.Point(41, 41) + shadowSize: [41, 41] }, _getIconUrl: function (name) { @@ -2886,10 +3435,14 @@ L.Icon.Default = L.Icon.extend({ return this.options[key]; } + if (L.Browser.retina && name === 'icon') { + name += '-2x'; + } + var path = L.Icon.Default.imagePath; if (!path) { - throw new Error("Couldn't autodetect L.Icon.Default.imagePath, set it manually."); + throw new Error('Couldn\'t autodetect L.Icon.Default.imagePath, set it manually.'); } return path + '/marker-' + name + '.png'; @@ -2898,16 +3451,17 @@ L.Icon.Default = L.Icon.extend({ L.Icon.Default.imagePath = (function () { var scripts = document.getElementsByTagName('script'), - leafletRe = /\/?leaflet[\-\._]?([\w\-\._]*)\.js\??/; + leafletRe = /[\/^]leaflet[\-\._]?([\w\-\._]*)\.js\??/; - var i, len, src, matches; + var i, len, src, matches, path; for (i = 0, len = scripts.length; i < len; i++) { src = scripts[i].src; matches = src.match(leafletRe); if (matches) { - return src.split(leafletRe)[0] + '/images'; + path = src.split(leafletRe)[0]; + return (path ? path + '/' : '') + 'images'; } } }()); @@ -2924,8 +3478,10 @@ L.Marker = L.Class.extend({ options: { icon: new L.Icon.Default(), title: '', + alt: '', clickable: true, draggable: false, + keyboard: true, zIndexOffset: 0, opacity: 1, riseOnHover: false, @@ -2944,6 +3500,7 @@ L.Marker = L.Class.extend({ this._initIcon(); this.update(); + this.fire('add'); if (map.options.zoomAnimation && map.options.markerZoomAnimation) { map.on('zoomanim', this._animateZoom, this); @@ -2956,7 +3513,12 @@ L.Marker = L.Class.extend({ }, onRemove: function (map) { + if (this.dragging) { + this.dragging.disable(); + } + this._removeIcon(); + this._removeShadow(); this.fire('remove'); @@ -2977,18 +3539,17 @@ L.Marker = L.Class.extend({ this.update(); - this.fire('move', { latlng: this._latlng }); + return this.fire('move', { latlng: this._latlng }); }, setZIndexOffset: function (offset) { this.options.zIndexOffset = offset; this.update(); + + return this; }, setIcon: function (icon) { - if (this._map) { - this._removeIcon(); - } this.options.icon = icon; @@ -2996,79 +3557,111 @@ L.Marker = L.Class.extend({ this._initIcon(); this.update(); } + + if (this._popup) { + this.bindPopup(this._popup); + } + + return this; }, update: function () { - if (!this._icon) { return; } + if (this._icon) { + var pos = this._map.latLngToLayerPoint(this._latlng).round(); + this._setPos(pos); + } - var pos = this._map.latLngToLayerPoint(this._latlng).round(); - this._setPos(pos); + return this; }, _initIcon: function () { var options = this.options, map = this._map, animation = (map.options.zoomAnimation && map.options.markerZoomAnimation), - classToAdd = animation ? 'leaflet-zoom-animated' : 'leaflet-zoom-hide', - needOpacityUpdate = false; + classToAdd = animation ? 'leaflet-zoom-animated' : 'leaflet-zoom-hide'; - if (!this._icon) { - this._icon = options.icon.createIcon(); + var icon = options.icon.createIcon(this._icon), + addIcon = false; + + // if we're not reusing the icon, remove the old one and init new one + if (icon !== this._icon) { + if (this._icon) { + this._removeIcon(); + } + addIcon = true; if (options.title) { - this._icon.title = options.title; + icon.title = options.title; } + + if (options.alt) { + icon.alt = options.alt; + } + } - this._initInteraction(); - needOpacityUpdate = (this.options.opacity < 1); + L.DomUtil.addClass(icon, classToAdd); - L.DomUtil.addClass(this._icon, classToAdd); + if (options.keyboard) { + icon.tabIndex = '0'; + } - if (options.riseOnHover) { - L.DomEvent - .on(this._icon, 'mouseover', this._bringToFront, this) - .on(this._icon, 'mouseout', this._resetZIndex, this); - } + this._icon = icon; + + this._initInteraction(); + + if (options.riseOnHover) { + L.DomEvent + .on(icon, 'mouseover', this._bringToFront, this) + .on(icon, 'mouseout', this._resetZIndex, this); } - if (!this._shadow) { - this._shadow = options.icon.createShadow(); + var newShadow = options.icon.createShadow(this._shadow), + addShadow = false; - if (this._shadow) { - L.DomUtil.addClass(this._shadow, classToAdd); - needOpacityUpdate = (this.options.opacity < 1); - } + if (newShadow !== this._shadow) { + this._removeShadow(); + addShadow = true; + } + + if (newShadow) { + L.DomUtil.addClass(newShadow, classToAdd); } + this._shadow = newShadow; + - if (needOpacityUpdate) { + if (options.opacity < 1) { this._updateOpacity(); } + var panes = this._map._panes; - panes.markerPane.appendChild(this._icon); + if (addIcon) { + panes.markerPane.appendChild(this._icon); + } - if (this._shadow) { + if (newShadow && addShadow) { panes.shadowPane.appendChild(this._shadow); } }, _removeIcon: function () { - var panes = this._map._panes; - if (this.options.riseOnHover) { L.DomEvent .off(this._icon, 'mouseover', this._bringToFront) .off(this._icon, 'mouseout', this._resetZIndex); } - panes.markerPane.removeChild(this._icon); + this._map._panes.markerPane.removeChild(this._icon); + + this._icon = null; + }, + _removeShadow: function () { if (this._shadow) { - panes.shadowPane.removeChild(this._shadow); + this._map._panes.shadowPane.removeChild(this._shadow); } - - this._icon = this._shadow = null; + this._shadow = null; }, _setPos: function (pos) { @@ -3088,21 +3681,23 @@ L.Marker = L.Class.extend({ }, _animateZoom: function (opt) { - var pos = this._map._latLngToNewLayerPoint(this._latlng, opt.zoom, opt.center); + var pos = this._map._latLngToNewLayerPoint(this._latlng, opt.zoom, opt.center).round(); this._setPos(pos); }, _initInteraction: function () { - if (!this.options.clickable) { - return; - } + + if (!this.options.clickable) { return; } + + // TODO refactor into something shared with Map/Path/etc. to DRY it up var icon = this._icon, - events = ['dblclick', 'mousedown', 'mouseover', 'mouseout']; + events = ['dblclick', 'mousedown', 'mouseover', 'mouseout', 'contextmenu']; L.DomUtil.addClass(icon, 'leaflet-clickable'); L.DomEvent.on(icon, 'click', this._onMouseClick, this); + L.DomEvent.on(icon, 'keypress', this._onKeyPress, this); for (var i = 0; i < events.length; i++) { L.DomEvent.on(icon, events[i], this._fireMouseEvent, this); @@ -3119,22 +3714,46 @@ L.Marker = L.Class.extend({ _onMouseClick: function (e) { var wasDragged = this.dragging && this.dragging.moved(); + if (this.hasEventListeners(e.type) || wasDragged) { L.DomEvent.stopPropagation(e); } + if (wasDragged) { return; } - if (this._map.dragging && this._map.dragging.moved()) { return; } + + if ((!this.dragging || !this.dragging._enabled) && this._map.dragging && this._map.dragging.moved()) { return; } + this.fire(e.type, { - originalEvent: e + originalEvent: e, + latlng: this._latlng }); }, + _onKeyPress: function (e) { + if (e.keyCode === 13) { + this.fire('click', { + originalEvent: e, + latlng: this._latlng + }); + } + }, + _fireMouseEvent: function (e) { + this.fire(e.type, { - originalEvent: e + originalEvent: e, + latlng: this._latlng }); + + // TODO proper custom event propagation + // this line will always be called if marker is in a FeatureGroup + if (e.type === 'contextmenu' && this.hasEventListeners(e.type)) { + L.DomEvent.preventDefault(e); + } if (e.type !== 'mousedown') { L.DomEvent.stopPropagation(e); + } else { + L.DomEvent.preventDefault(e); } }, @@ -3143,6 +3762,8 @@ L.Marker = L.Class.extend({ if (this._map) { this._updateOpacity(); } + + return this; }, _updateOpacity: function () { @@ -3166,24 +3787,32 @@ L.marker = function (latlng, options) { }; +/* + * L.DivIcon is a lightweight HTML-based icon class (as opposed to the image-based L.Icon) + * to use with L.Marker. + */ + L.DivIcon = L.Icon.extend({ options: { - iconSize: new L.Point(12, 12), // also can be set through CSS + iconSize: [12, 12], // also can be set through CSS /* iconAnchor: (Point) popupAnchor: (Point) html: (String) bgPos: (Point) */ - className: 'leaflet-div-icon' + className: 'leaflet-div-icon', + html: false }, - createIcon: function () { - var div = document.createElement('div'), + createIcon: function (oldIcon) { + var div = (oldIcon && oldIcon.tagName === 'DIV') ? oldIcon : document.createElement('div'), options = this.options; - if (options.html) { + if (options.html !== false) { div.innerHTML = options.html; + } else { + div.innerHTML = ''; } if (options.bgPos) { @@ -3205,6 +3834,9 @@ L.divIcon = function (options) { }; +/* + * L.Popup is used for displaying popups on the map. + */ L.Map.mergeOptions({ closePopupOnClick: true @@ -3216,18 +3848,24 @@ L.Popup = L.Class.extend({ options: { minWidth: 50, maxWidth: 300, - maxHeight: null, + // maxHeight: null, autoPan: true, closeButton: true, - offset: new L.Point(0, 6), - autoPanPadding: new L.Point(5, 5), - className: '' + offset: [0, 7], + autoPanPadding: [5, 5], + // autoPanPaddingTopLeft: null, + // autoPanPaddingBottomRight: null, + keepInView: false, + className: '', + zoomAnimation: true }, initialize: function (options, source) { L.setOptions(this, options); this._source = source; + this._animated = L.Browser.any3d && this.options.zoomAnimation; + this._isOpen = false; }, onAdd: function (map) { @@ -3236,7 +3874,6 @@ L.Popup = L.Class.extend({ if (!this._container) { this._initLayout(); } - this._updateContent(); var animFade = map.options.fadeAnimation; @@ -3245,20 +3882,20 @@ L.Popup = L.Class.extend({ } map._panes.popupPane.appendChild(this._container); - map.on('viewreset', this._updatePosition, this); + map.on(this._getEvents(), this); - if (L.Browser.any3d) { - map.on('zoomanim', this._zoomAnimation, this); - } + this.update(); - if (map.options.closePopupOnClick) { - map.on('preclick', this._close, this); + if (animFade) { + L.DomUtil.setOpacity(this._container, 1); } - this._update(); + this.fire('open'); - if (animFade) { - L.DomUtil.setOpacity(this._container, 1); + map.fire('popupopen', {popup: this}); + + if (this._source) { + this._source.fire('popupopen', {popup: this}); } }, @@ -3277,46 +3914,88 @@ L.Popup = L.Class.extend({ L.Util.falseFn(this._container.offsetWidth); // force reflow - map.off({ - viewreset: this._updatePosition, - preclick: this._close, - zoomanim: this._zoomAnimation - }, this); + map.off(this._getEvents(), this); if (map.options.fadeAnimation) { L.DomUtil.setOpacity(this._container, 0); } this._map = null; + + this.fire('close'); + + map.fire('popupclose', {popup: this}); + + if (this._source) { + this._source.fire('popupclose', {popup: this}); + } + }, + + getLatLng: function () { + return this._latlng; }, setLatLng: function (latlng) { this._latlng = L.latLng(latlng); - this._update(); + if (this._map) { + this._updatePosition(); + this._adjustPan(); + } return this; }, + getContent: function () { + return this._content; + }, + setContent: function (content) { this._content = content; - this._update(); + this.update(); return this; }, - _close: function () { - var map = this._map; + update: function () { + if (!this._map) { return; } - if (map) { - map._popup = null; + this._container.style.visibility = 'hidden'; - map - .removeLayer(this) - .fire('popupclose', {popup: this}); + this._updateContent(); + this._updateLayout(); + this._updatePosition(); + + this._container.style.visibility = ''; + + this._adjustPan(); + }, + + _getEvents: function () { + var events = { + viewreset: this._updatePosition + }; + + if (this._animated) { + events.zoomanim = this._zoomAnimation; + } + if ('closeOnClick' in this.options ? this.options.closeOnClick : this._map.options.closePopupOnClick) { + events.preclick = this._close; + } + if (this.options.keepInView) { + events.moveend = this._adjustPan; + } + + return events; + }, + + _close: function () { + if (this._map) { + this._map.closePopup(this); } }, _initLayout: function () { var prefix = 'leaflet-popup', - containerClass = prefix + ' ' + this.options.className + ' leaflet-zoom-animated', + containerClass = prefix + ' ' + this.options.className + ' leaflet-zoom-' + + (this._animated ? 'animated' : 'hide'), container = this._container = L.DomUtil.create('div', containerClass), closeButton; @@ -3325,6 +4004,7 @@ L.Popup = L.Class.extend({ L.DomUtil.create('a', prefix + '-close-button', container); closeButton.href = '#close'; closeButton.innerHTML = '×'; + L.DomEvent.disableClickPropagation(closeButton); L.DomEvent.on(closeButton, 'click', this._onCloseButtonClick, this); } @@ -3334,26 +4014,14 @@ L.Popup = L.Class.extend({ L.DomEvent.disableClickPropagation(wrapper); this._contentNode = L.DomUtil.create('div', prefix + '-content', wrapper); - L.DomEvent.on(this._contentNode, 'mousewheel', L.DomEvent.stopPropagation); + + L.DomEvent.disableScrollPropagation(this._contentNode); + L.DomEvent.on(wrapper, 'contextmenu', L.DomEvent.stopPropagation); this._tipContainer = L.DomUtil.create('div', prefix + '-tip-container', container); this._tip = L.DomUtil.create('div', prefix + '-tip', this._tipContainer); }, - _update: function () { - if (!this._map) { return; } - - this._container.style.visibility = 'hidden'; - - this._updateContent(); - this._updateLayout(); - this._updatePosition(); - - this._container.style.visibility = ''; - - this._adjustPan(); - }, - _updateContent: function () { if (!this._content) { return; } @@ -3402,17 +4070,17 @@ L.Popup = L.Class.extend({ if (!this._map) { return; } var pos = this._map.latLngToLayerPoint(this._latlng), - is3d = L.Browser.any3d, - offset = this.options.offset; + animated = this._animated, + offset = L.point(this.options.offset); - if (is3d) { + if (animated) { L.DomUtil.setPosition(this._container, pos); } - this._containerBottom = -offset.y - (is3d ? 0 : pos.y); - this._containerLeft = -Math.round(this._containerWidth / 2) + offset.x + (is3d ? 0 : pos.x); + this._containerBottom = -offset.y - (animated ? 0 : pos.y); + this._containerLeft = -Math.round(this._containerWidth / 2) + offset.x + (animated ? 0 : pos.x); - //Bottom position the popup in case the height of the popup changes (images loading etc) + // bottom position the popup in case the height of the popup changes (images loading etc) this._container.style.bottom = this._containerBottom + 'px'; this._container.style.left = this._containerLeft + 'px'; }, @@ -3432,31 +4100,35 @@ L.Popup = L.Class.extend({ layerPos = new L.Point(this._containerLeft, -containerHeight - this._containerBottom); - if (L.Browser.any3d) { + if (this._animated) { layerPos._add(L.DomUtil.getPosition(this._container)); } var containerPos = map.layerPointToContainerPoint(layerPos), - padding = this.options.autoPanPadding, + padding = L.point(this.options.autoPanPadding), + paddingTL = L.point(this.options.autoPanPaddingTopLeft || padding), + paddingBR = L.point(this.options.autoPanPaddingBottomRight || padding), size = map.getSize(), dx = 0, dy = 0; - if (containerPos.x < 0) { - dx = containerPos.x - padding.x; + if (containerPos.x + containerWidth + paddingBR.x > size.x) { // right + dx = containerPos.x + containerWidth - size.x + paddingBR.x; } - if (containerPos.x + containerWidth > size.x) { - dx = containerPos.x + containerWidth - size.x + padding.x; + if (containerPos.x - dx - paddingTL.x < 0) { // left + dx = containerPos.x - paddingTL.x; } - if (containerPos.y < 0) { - dy = containerPos.y - padding.y; + if (containerPos.y + containerHeight + paddingBR.y > size.y) { // bottom + dy = containerPos.y + containerHeight - size.y + paddingBR.y; } - if (containerPos.y + containerHeight > size.y) { - dy = containerPos.y + containerHeight - size.y + padding.y; + if (containerPos.y - dy - paddingTL.y < 0) { // top + dy = containerPos.y - paddingTL.y; } if (dx || dy) { - map.panBy(new L.Point(dx, dy)); + map + .fire('autopanstart') + .panBy([dx, dy]); } }, @@ -3471,13 +4143,44 @@ L.popup = function (options, source) { }; +L.Map.include({ + openPopup: function (popup, latlng, options) { // (Popup) or (String || HTMLElement, LatLng[, Object]) + this.closePopup(); + + if (!(popup instanceof L.Popup)) { + var content = popup; + + popup = new L.Popup(options) + .setLatLng(latlng) + .setContent(content); + } + popup._isOpen = true; + + this._popup = popup; + return this.addLayer(popup); + }, + + closePopup: function (popup) { + if (!popup || popup === this._popup) { + popup = this._popup; + this._popup = null; + } + if (popup) { + this.removeLayer(popup); + popup._isOpen = false; + } + return this; + } +}); + + /* - * Popup extension to L.Marker, adding openPopup & bindPopup methods. + * Popup extension to L.Marker, adding popup-related methods. */ L.Marker.include({ openPopup: function () { - if (this._popup && this._map) { + if (this._popup && this._map && !this._map.hasLayer(this._popup)) { this._popup.setLatLng(this._latlng); this._map.openPopup(this._popup); } @@ -3492,8 +4195,19 @@ L.Marker.include({ return this; }, + togglePopup: function () { + if (this._popup) { + if (this._popup._isOpen) { + this.closePopup(); + } else { + this.openPopup(); + } + } + return this; + }, + bindPopup: function (content, options) { - var anchor = L.point(this.options.icon.options.popupAnchor) || new L.Point(0, 0); + var anchor = L.point(this.options.icon.options.popupAnchor || [0, 0]); anchor = anchor.add(L.Popup.prototype.options.offset); @@ -3503,16 +4217,29 @@ L.Marker.include({ options = L.extend({offset: anchor}, options); - if (!this._popup) { + if (!this._popupHandlersAdded) { this - .on('click', this.openPopup, this) + .on('click', this.togglePopup, this) .on('remove', this.closePopup, this) .on('move', this._movePopup, this); + this._popupHandlersAdded = true; + } + + if (content instanceof L.Popup) { + L.setOptions(content, options); + this._popup = content; + } else { + this._popup = new L.Popup(options, this) + .setContent(content); } - this._popup = new L.Popup(options, this) - .setContent(content); + return this; + }, + setPopupContent: function (content) { + if (this._popup) { + this._popup.setContent(content); + } return this; }, @@ -3520,42 +4247,27 @@ L.Marker.include({ if (this._popup) { this._popup = null; this - .off('click', this.openPopup) - .off('remove', this.closePopup) - .off('move', this._movePopup); + .off('click', this.togglePopup, this) + .off('remove', this.closePopup, this) + .off('move', this._movePopup, this); + this._popupHandlersAdded = false; } return this; }, - _movePopup: function (e) { - this._popup.setLatLng(e.latlng); - } -}); - - - -L.Map.include({ - openPopup: function (popup) { - this.closePopup(); - - this._popup = popup; - - return this - .addLayer(popup) - .fire('popupopen', {popup: this._popup}); + getPopup: function () { + return this._popup; }, - closePopup: function () { - if (this._popup) { - this._popup._close(); - } - return this; + _movePopup: function (e) { + this._popup.setLatLng(e.latlng); } }); /* - * L.LayerGroup is a class to combine several layers so you can manipulate the group (e.g. add/remove it) as one layer. + * L.LayerGroup is a class to combine several layers into one so that + * you can manipulate the group (e.g. add/remove it) as one layer. */ L.LayerGroup = L.Class.extend({ @@ -3572,7 +4284,7 @@ L.LayerGroup = L.Class.extend({ }, addLayer: function (layer) { - var id = L.stamp(layer); + var id = this.getLayerId(layer); this._layers[id] = layer; @@ -3584,17 +4296,23 @@ L.LayerGroup = L.Class.extend({ }, removeLayer: function (layer) { - var id = L.stamp(layer); + var id = layer in this._layers ? layer : this.getLayerId(layer); - delete this._layers[id]; - - if (this._map) { - this._map.removeLayer(layer); + if (this._map && this._layers[id]) { + this._map.removeLayer(this._layers[id]); } + delete this._layers[id]; + return this; }, + hasLayer: function (layer) { + if (!layer) { return false; } + + return (layer in this._layers || this.getLayerId(layer) in this._layers); + }, + clearLayers: function () { this.eachLayer(this.removeLayer, this); return this; @@ -3605,12 +4323,10 @@ L.LayerGroup = L.Class.extend({ i, layer; for (i in this._layers) { - if (this._layers.hasOwnProperty(i)) { - layer = this._layers[i]; + layer = this._layers[i]; - if (layer[methodName]) { - layer[methodName].apply(layer, args); - } + if (layer[methodName]) { + layer[methodName].apply(layer, args); } } @@ -3634,10 +4350,30 @@ L.LayerGroup = L.Class.extend({ eachLayer: function (method, context) { for (var i in this._layers) { - if (this._layers.hasOwnProperty(i)) { - method.call(context, this._layers[i]); - } + method.call(context, this._layers[i]); + } + return this; + }, + + getLayer: function (id) { + return this._layers[id]; + }, + + getLayers: function () { + var layers = []; + + for (var i in this._layers) { + layers.push(this._layers[i]); } + return layers; + }, + + setZIndex: function (zIndex) { + return this.invoke('setZIndex', zIndex); + }, + + getLayerId: function (layer) { + return L.stamp(layer); } }); @@ -3647,38 +4383,47 @@ L.layerGroup = function (layers) { /* - * L.FeatureGroup extends L.LayerGroup by introducing mouse events and bindPopup method shared between a group of layers. + * L.FeatureGroup extends L.LayerGroup by introducing mouse events and additional methods + * shared between a group of interactive layers (like vectors or markers). */ L.FeatureGroup = L.LayerGroup.extend({ includes: L.Mixin.Events, statics: { - EVENTS: 'click dblclick mouseover mouseout mousemove contextmenu' + EVENTS: 'click dblclick mouseover mouseout mousemove contextmenu popupopen popupclose' }, addLayer: function (layer) { - if (this._layers[L.stamp(layer)]) { + if (this.hasLayer(layer)) { return this; } - layer.on(L.FeatureGroup.EVENTS, this._propagateEvent, this); + if ('on' in layer) { + layer.on(L.FeatureGroup.EVENTS, this._propagateEvent, this); + } L.LayerGroup.prototype.addLayer.call(this, layer); if (this._popupContent && layer.bindPopup) { - layer.bindPopup(this._popupContent); + layer.bindPopup(this._popupContent, this._popupOptions); } return this.fire('layeradd', {layer: layer}); }, removeLayer: function (layer) { + if (!this.hasLayer(layer)) { + return this; + } + if (layer in this._layers) { + layer = this._layers[layer]; + } + layer.off(L.FeatureGroup.EVENTS, this._propagateEvent, this); L.LayerGroup.prototype.removeLayer.call(this, layer); - if (this._popupContent) { this.invoke('unbindPopup'); } @@ -3686,9 +4431,19 @@ L.FeatureGroup = L.LayerGroup.extend({ return this.fire('layerremove', {layer: layer}); }, - bindPopup: function (content) { + bindPopup: function (content, options) { this._popupContent = content; - return this.invoke('bindPopup', content); + this._popupOptions = options; + return this.invoke('bindPopup', content, options); + }, + + openPopup: function (latlng) { + // open popup on the first layer + for (var id in this._layers) { + this._layers[id].openPopup(latlng); + break; + } + return this; }, setStyle: function (style) { @@ -3714,9 +4469,10 @@ L.FeatureGroup = L.LayerGroup.extend({ }, _propagateEvent: function (e) { - e.layer = e.target; - e.target = this; - + e = L.extend({ + layer: e.target, + target: this + }, e); this.fire(e.type, e); } }); @@ -3737,15 +4493,19 @@ L.Path = L.Class.extend({ // how much to extend the clip area around the map view // (relative to its size, e.g. 0.5 is half the screen in each direction) // set it so that SVG element doesn't exceed 1280px (vectors flicker on dragend if it is) - CLIP_PADDING: L.Browser.mobile ? - Math.max(0, Math.min(0.5, - (1280 / Math.max(window.innerWidth, window.innerHeight) - 1) / 2)) : 0.5 + CLIP_PADDING: (function () { + var max = L.Browser.mobile ? 1280 : 2000, + target = (max / Math.max(window.outerWidth, window.outerHeight) - 1) / 2; + return Math.max(0, Math.min(0.5, target)); + })() }, options: { stroke: true, color: '#0033ff', dashArray: null, + lineCap: null, + lineJoin: null, weight: 5, opacity: 0.5, @@ -3775,6 +4535,8 @@ L.Path = L.Class.extend({ this._map._pathRoot.appendChild(this._container); } + this.fire('add'); + map.on({ 'viewreset': this.projectLatlngs, 'moveend': this._updatePath @@ -3789,6 +4551,8 @@ L.Path = L.Class.extend({ onRemove: function (map) { map._pathRoot.removeChild(this._container); + // Need to fire remove event before we set _map to null as the event hooks might need the object + this.fire('remove'); this._map = null; if (L.Browser.vml) { @@ -3797,8 +4561,6 @@ L.Path = L.Class.extend({ this._fill = null; } - this.fire('remove'); - map.off({ 'viewreset': this.projectLatlngs, 'moveend': this._updatePath @@ -3841,6 +4603,10 @@ L.Map.include({ }); +/* + * Extends L.Path with SVG-specific rendering code. + */ + L.Path.SVG_NS = 'http://www.w3.org/2000/svg'; L.Browser.svg = !!(document.createElementNS && document.createElementNS(L.Path.SVG_NS, 'svg').createSVGRect); @@ -3889,6 +4655,11 @@ L.Path = L.Path.extend({ this._container = this._createElement('g'); this._path = this._createElement('path'); + + if (this.options.className) { + L.DomUtil.addClass(this._path, this.options.className); + } + this._container.appendChild(this._path); }, @@ -3900,6 +4671,12 @@ L.Path = L.Path.extend({ if (this.options.fill) { this._path.setAttribute('fill-rule', 'evenodd'); } + if (this.options.pointerEvents) { + this._path.setAttribute('pointer-events', this.options.pointerEvents); + } + if (!this.options.clickable && !this.options.pointerEvents) { + this._path.setAttribute('pointer-events', 'none'); + } this._updateStyle(); }, @@ -3913,6 +4690,12 @@ L.Path = L.Path.extend({ } else { this._path.removeAttribute('stroke-dasharray'); } + if (this.options.lineCap) { + this._path.setAttribute('stroke-linecap', this.options.lineCap); + } + if (this.options.lineJoin) { + this._path.setAttribute('stroke-linejoin', this.options.lineJoin); + } } else { this._path.setAttribute('stroke', 'none'); } @@ -3937,7 +4720,7 @@ L.Path = L.Path.extend({ _initEvents: function () { if (this.options.clickable) { if (L.Browser.svg || !L.Browser.vml) { - this._path.setAttribute('class', 'leaflet-clickable'); + L.DomUtil.addClass(this._path, 'leaflet-clickable'); } L.DomEvent.on(this._container, 'click', this._onMouseClick, this); @@ -3987,14 +4770,14 @@ L.Map.include({ this._panes.overlayPane.appendChild(this._pathRoot); if (this.options.zoomAnimation && L.Browser.any3d) { - this._pathRoot.setAttribute('class', ' leaflet-zoom-animated'); + L.DomUtil.addClass(this._pathRoot, 'leaflet-zoom-animated'); this.on({ 'zoomanim': this._animatePathZoom, 'zoomend': this._endPathZoom }); } else { - this._pathRoot.setAttribute('class', ' leaflet-zoom-hide'); + L.DomUtil.addClass(this._pathRoot, 'leaflet-zoom-hide'); } this.on('moveend', this._updateSvgViewport); @@ -4002,13 +4785,12 @@ L.Map.include({ } }, - _animatePathZoom: function (opt) { - var scale = this.getZoomScale(opt.zoom), - offset = this._getCenterOffset(opt.center), - translate = offset.multiplyBy(-scale)._add(this._pathViewport.min); + _animatePathZoom: function (e) { + var scale = this.getZoomScale(e.zoom), + offset = this._getCenterOffset(e.center)._multiplyBy(-scale)._add(this._pathViewport.min); this._pathRoot.style[L.DomUtil.TRANSFORM] = - L.DomUtil.getTranslateString(translate) + ' scale(' + scale + ') '; + L.DomUtil.getTranslateString(offset) + ' scale(' + scale + ') '; this._pathZooming = true; }, @@ -4054,19 +4836,22 @@ L.Map.include({ /* - * Popup extension to L.Path (polylines, polygons, circles), adding bindPopup method. + * Popup extension to L.Path (polylines, polygons, circles), adding popup-related methods. */ L.Path.include({ bindPopup: function (content, options) { - if (!this._popup || options) { - this._popup = new L.Popup(options, this); + if (content instanceof L.Popup) { + this._popup = content; + } else { + if (!this._popup || options) { + this._popup = new L.Popup(options, this); + } + this._popup.setContent(content); } - this._popup.setContent(content); - if (!this._popupHandlersAdded) { this .on('click', this._openPopup, this) @@ -4082,7 +4867,7 @@ L.Path.include({ if (this._popup) { this._popup = null; this - .off('click', this.openPopup) + .off('click', this._openPopup) .off('remove', this.closePopup); this._popupHandlersAdded = false; @@ -4159,10 +4944,14 @@ L.Path = L.Browser.svg || !L.Browser.vml ? L.Path : L.Path.extend({ _initPath: function () { var container = this._container = this._createElement('shape'); - L.DomUtil.addClass(container, 'leaflet-vml-shape'); + + L.DomUtil.addClass(container, 'leaflet-vml-shape' + + (this.options.className ? ' ' + this.options.className : '')); + if (this.options.clickable) { L.DomUtil.addClass(container, 'leaflet-clickable'); } + container.coordsize = '1 1'; this._path = this._createElement('path'); @@ -4193,11 +4982,21 @@ L.Path = L.Browser.svg || !L.Browser.vml ? L.Path : L.Path.extend({ stroke.weight = options.weight + 'px'; stroke.color = options.color; stroke.opacity = options.opacity; + if (options.dashArray) { - stroke.dashStyle = options.dashArray.replace(/ *, */g, ' '); + stroke.dashStyle = L.Util.isArray(options.dashArray) ? + options.dashArray.join(' ') : + options.dashArray.replace(/( *, *)/g, ' '); } else { stroke.dashStyle = ''; } + if (options.lineCap) { + stroke.endcap = options.lineCap.replace('butt', 'flat'); + } + if (options.lineJoin) { + stroke.joinstyle = options.lineJoin; + } + } else if (stroke) { container.removeChild(stroke); this._stroke = null; @@ -4210,6 +5009,7 @@ L.Path = L.Browser.svg || !L.Browser.vml ? L.Path : L.Path.extend({ } fill.color = options.fillColor || options.color; fill.opacity = options.fillOpacity; + } else if (fill) { container.removeChild(fill); this._fill = null; @@ -4277,8 +5077,14 @@ L.Path = (L.Path.SVG && !window.L_PREFER_CANVAS) || !L.Browser.canvas ? L.Path : .off('viewreset', this.projectLatlngs, this) .off('moveend', this._updatePath, this); - this._requestUpdate(); + if (this.options.clickable) { + this._map.off('click', this._onClick, this); + this._map.off('mousemove', this._onMouseMove, this); + } + this._requestUpdate(); + + this.fire('remove'); this._map = null; }, @@ -4344,16 +5150,12 @@ L.Path = (L.Path.SVG && !window.L_PREFER_CANVAS) || !L.Browser.canvas ? L.Path : this._updateStyle(); if (options.fill) { - if (options.fillOpacity < 1) { - ctx.globalAlpha = options.fillOpacity; - } + ctx.globalAlpha = options.fillOpacity; ctx.fill(); } if (options.stroke) { - if (options.opacity < 1) { - ctx.globalAlpha = options.opacity; - } + ctx.globalAlpha = options.opacity; ctx.stroke(); } @@ -4364,8 +5166,8 @@ L.Path = (L.Path.SVG && !window.L_PREFER_CANVAS) || !L.Browser.canvas ? L.Path : _initEvents: function () { if (this.options.clickable) { - // TODO hand cursor - // TODO mouseover, mouseout, dblclick + // TODO dblclick + this._map.on('mousemove', this._onMouseMove, this); this._map.on('click', this._onClick, this); } }, @@ -4374,6 +5176,22 @@ L.Path = (L.Path.SVG && !window.L_PREFER_CANVAS) || !L.Browser.canvas ? L.Path : if (this._containsPoint(e.layerPoint)) { this.fire('click', e); } + }, + + _onMouseMove: function (e) { + if (!this._map || this._map._animatingZoom) { return; } + + // TODO don't do on each move + if (this._containsPoint(e.layerPoint)) { + this._ctx.canvas.style.cursor = 'pointer'; + this._mouseInside = true; + this.fire('mouseover', e); + + } else if (this._mouseInside) { + this._ctx.canvas.style.cursor = ''; + this._mouseInside = false; + this.fire('mouseout', e); + } } }); @@ -4383,12 +5201,12 @@ L.Map.include((L.Path.SVG && !window.L_PREFER_CANVAS) || !L.Browser.canvas ? {} ctx; if (!root) { - root = this._pathRoot = document.createElement("canvas"); + root = this._pathRoot = document.createElement('canvas'); root.style.position = 'absolute'; ctx = this._canvasCtx = root.getContext('2d'); - ctx.lineCap = "round"; - ctx.lineJoin = "round"; + ctx.lineCap = 'round'; + ctx.lineJoin = 'round'; this._panes.overlayPane.appendChild(root); @@ -4426,6 +5244,8 @@ L.Map.include((L.Path.SVG && !window.L_PREFER_CANVAS) || !L.Browser.canvas ? {} * and polylines (clipping, simplification, distances, etc.) */ +/*jshint bitwise:false */ // allow bitwise operations for this file + L.LineUtil = { // Simplify polyline with vertex reduction and Douglas-Peucker simplification. @@ -4517,16 +5337,11 @@ L.LineUtil = { return reducedPoints; }, - /*jshint bitwise:false */ // temporarily allow bitwise oprations - // Cohen-Sutherland line clipping algorithm. // Used to avoid rendering parts of a polyline that are not currently visible. clipSegment: function (a, b, bounds, useLastCode) { - var min = bounds.min, - max = bounds.max, - - codeA = useLastCode ? this._lastCode : this._getBitCode(a, bounds), + var codeA = useLastCode ? this._lastCode : this._getBitCode(a, bounds), codeB = this._getBitCode(b, bounds), codeOut, p, newCode; @@ -4543,8 +5358,8 @@ L.LineUtil = { return false; // other cases } else { - codeOut = codeA || codeB, - p = this._getEdgeIntersection(a, b, codeOut, bounds), + codeOut = codeA || codeB; + p = this._getEdgeIntersection(a, b, codeOut, bounds); newCode = this._getBitCode(p, bounds); if (codeOut === codeA) { @@ -4592,8 +5407,6 @@ L.LineUtil = { return code; }, - /*jshint bitwise:true */ - // square distance (to avoid unnecessary Math.sqrt calls) _sqDist: function (p1, p2) { var dx = p2.x - p1.x, @@ -4630,20 +5443,15 @@ L.LineUtil = { }; +/* + * L.Polyline is used to display polylines on a map. + */ + L.Polyline = L.Path.extend({ initialize: function (latlngs, options) { L.Path.prototype.initialize.call(this, options); this._latlngs = this._convertLatLngs(latlngs); - - // TODO refactor: move to Polyline.Edit.js - if (L.Handler.PolyEdit) { - this.editing = new L.Handler.PolyEdit(this); - - if (this.options.editable) { - this.editing.enable(); - } - } }, options: { @@ -4682,9 +5490,9 @@ L.Polyline = L.Path.extend({ return this.redraw(); }, - spliceLatLngs: function (index, howMany) { + spliceLatLngs: function () { // (Number index, Number howMany) var removed = [].splice.apply(this._latlngs, arguments); - this._convertLatLngs(this._latlngs); + this._convertLatLngs(this._latlngs, true); this.redraw(); return removed; }, @@ -4711,43 +5519,19 @@ L.Polyline = L.Path.extend({ }, getBounds: function () { - var bounds = new L.LatLngBounds(), - latLngs = this.getLatLngs(), - i, len; - - for (i = 0, len = latLngs.length; i < len; i++) { - bounds.extend(latLngs[i]); - } - - return bounds; - }, - - // TODO refactor: move to Polyline.Edit.js - onAdd: function (map) { - L.Path.prototype.onAdd.call(this, map); - - if (this.editing && this.editing.enabled()) { - this.editing.addHooks(); - } + return new L.LatLngBounds(this.getLatLngs()); }, - onRemove: function (map) { - if (this.editing && this.editing.enabled()) { - this.editing.removeHooks(); - } - - L.Path.prototype.onRemove.call(this, map); - }, + _convertLatLngs: function (latlngs, overwrite) { + var i, len, target = overwrite ? latlngs : []; - _convertLatLngs: function (latlngs) { - var i, len; for (i = 0, len = latlngs.length; i < len; i++) { - if (latlngs[i] instanceof Array && typeof latlngs[i][0] !== 'number') { + if (L.Util.isArray(latlngs[i]) && typeof latlngs[i][0] !== 'number') { return; } - latlngs[i] = L.latLng(latlngs[i]); + target[i] = L.latLng(latlngs[i]); } - return latlngs; + return target; }, _initEvents: function () { @@ -4826,10 +5610,10 @@ L.polyline = function (latlngs, options) { /* - * L.PolyUtil contains utilify functions for polygons (clipping, etc.). + * L.PolyUtil contains utility functions for polygons (clipping, etc.). */ -/*jshint bitwise:false */ // allow bitwise oprations here +/*jshint bitwise:false */ // allow bitwise operations here L.PolyUtil = {}; @@ -4838,9 +5622,7 @@ L.PolyUtil = {}; * Used to avoid rendering parts of a polygon that are not currently visible. */ L.PolyUtil.clipPolygon = function (points, bounds) { - var min = bounds.min, - max = bounds.max, - clippedPoints, + var clippedPoints, edges = [1, 4, 2, 8], i, j, k, a, b, @@ -4883,8 +5665,6 @@ L.PolyUtil.clipPolygon = function (points, bounds) { return points; }; -/*jshint bitwise:true */ - /* * L.Polygon is used to display polygons on a map. @@ -4897,10 +5677,28 @@ L.Polygon = L.Polyline.extend({ initialize: function (latlngs, options) { L.Polyline.prototype.initialize.call(this, latlngs, options); + this._initWithHoles(latlngs); + }, - if (latlngs && (latlngs[0] instanceof Array) && (typeof latlngs[0][0] !== 'number')) { + _initWithHoles: function (latlngs) { + var i, len, hole; + if (latlngs && L.Util.isArray(latlngs[0]) && (typeof latlngs[0][0] !== 'number')) { this._latlngs = this._convertLatLngs(latlngs[0]); this._holes = latlngs.slice(1); + + for (i = 0, len = this._holes.length; i < len; i++) { + hole = this._holes[i] = this._convertLatLngs(this._holes[i]); + if (hole[0].equals(hole[hole.length - 1])) { + hole.pop(); + } + } + } + + // filter out last point if its equal to the first one + latlngs = this._latlngs; + + if (latlngs.length >= 2 && latlngs[0].equals(latlngs[latlngs.length - 1])) { + latlngs.pop(); } }, @@ -4913,7 +5711,7 @@ L.Polygon = L.Polyline.extend({ if (!this._holes) { return; } - var i, j, len, len2, hole; + var i, j, len, len2; for (i = 0, len = this._holes.length; i < len; i++) { this._holePoints[i] = []; @@ -4924,6 +5722,15 @@ L.Polygon = L.Polyline.extend({ } }, + setLatLngs: function (latlngs) { + if (latlngs && L.Util.isArray(latlngs[0]) && (typeof latlngs[0][0] !== 'number')) { + this._initWithHoles(latlngs); + return this.redraw(); + } else { + return L.Polyline.prototype.setLatLngs.call(this, latlngs); + } + }, + _clipPoints: function () { var points = this._originalPoints, newParts = []; @@ -4985,6 +5792,16 @@ L.polygon = function (latlngs, options) { } return this; + }, + + getLatLngs: function () { + var latlngs = []; + + this.eachLayer(function (layer) { + latlngs.push(layer.getLatLngs()); + }); + + return latlngs; } }); } @@ -5003,7 +5820,7 @@ L.polygon = function (latlngs, options) { /* - * L.Rectangle extends Polygon and creates a rectangle when passed a LatLngBounds + * L.Rectangle extends Polygon and creates a rectangle when passed a LatLngBounds object. */ L.Rectangle = L.Polygon.extend({ @@ -5021,8 +5838,7 @@ L.Rectangle = L.Polygon.extend({ latLngBounds.getSouthWest(), latLngBounds.getNorthWest(), latLngBounds.getNorthEast(), - latLngBounds.getSouthEast(), - latLngBounds.getSouthWest() + latLngBounds.getSouthEast() ]; } }); @@ -5060,21 +5876,21 @@ L.Circle = L.Path.extend({ projectLatlngs: function () { var lngRadius = this._getLngRadius(), - latlng2 = new L.LatLng(this._latlng.lat, this._latlng.lng - lngRadius, true), - point2 = this._map.latLngToLayerPoint(latlng2); + latlng = this._latlng, + pointLeft = this._map.latLngToLayerPoint([latlng.lat, latlng.lng - lngRadius]); - this._point = this._map.latLngToLayerPoint(this._latlng); - this._radius = Math.max(Math.round(this._point.x - point2.x), 1); + this._point = this._map.latLngToLayerPoint(latlng); + this._radius = Math.max(this._point.x - pointLeft.x, 1); }, getBounds: function () { var lngRadius = this._getLngRadius(), latRadius = (this._mRadius / 40075017) * 360, - latlng = this._latlng, - sw = new L.LatLng(latlng.lat - latRadius, latlng.lng - lngRadius), - ne = new L.LatLng(latlng.lat + latRadius, latlng.lng + lngRadius); + latlng = this._latlng; - return new L.LatLngBounds(sw, ne); + return new L.LatLngBounds( + [latlng.lat - latRadius, latlng.lng - lngRadius], + [latlng.lat + latRadius, latlng.lng + lngRadius]); }, getLatLng: function () { @@ -5090,13 +5906,13 @@ L.Circle = L.Path.extend({ } if (L.Browser.svg) { - return "M" + p.x + "," + (p.y - r) + - "A" + r + "," + r + ",0,1,1," + - (p.x - 0.1) + "," + (p.y - r) + " z"; + return 'M' + p.x + ',' + (p.y - r) + + 'A' + r + ',' + r + ',0,1,1,' + + (p.x - 0.1) + ',' + (p.y - r) + ' z'; } else { p._round(); r = Math.round(r); - return "AL " + p.x + "," + p.y + " " + r + "," + r + " 0," + (65535 * 360); + return 'AL ' + p.x + ',' + p.y + ' ' + r + ',' + r + ' 0,' + (65535 * 360); } }, @@ -5151,9 +5967,26 @@ L.CircleMarker = L.Circle.extend({ this._point = this._map.latLngToLayerPoint(this._latlng); }, + _updateStyle : function () { + L.Circle.prototype._updateStyle.call(this); + this.setRadius(this.options.radius); + }, + + setLatLng: function (latlng) { + L.Circle.prototype.setLatLng.call(this, latlng); + if (this._popup && this._popup._isOpen) { + this._popup.setLatLng(latlng); + } + return this; + }, + setRadius: function (radius) { - this._radius = radius; + this.options.radius = this._radius = radius; return this.redraw(); + }, + + getRadius: function () { + return this._radius; } }); @@ -5162,6 +5995,9 @@ L.circleMarker = function (latlng, options) { }; +/* + * Extends L.Polyline to be able to manually detect clicks on Canvas-rendered polylines. + */ L.Polyline.include(!L.Path.CANVAS ? {} : { _containsPoint: function (p, closed) { @@ -5191,6 +6027,9 @@ L.Polyline.include(!L.Path.CANVAS ? {} : { }); +/* + * Extends L.Polygon to be able to manually detect clicks on Canvas-rendered polygons. + */ L.Polygon.include(!L.Path.CANVAS ? {} : { _containsPoint: function (p) { @@ -5228,7 +6067,7 @@ L.Polygon.include(!L.Path.CANVAS ? {} : { /* - * Circle canvas specific drawing parts. + * Extends L.Circle with Canvas-specific code. */ L.Circle.include(!L.Path.CANVAS ? {} : { @@ -5247,7 +6086,23 @@ L.Circle.include(!L.Path.CANVAS ? {} : { }); +/* + * CircleMarker canvas specific drawing parts. + */ + +L.CircleMarker.include(!L.Path.CANVAS ? {} : { + _updateStyle: function () { + L.Path.prototype._updateStyle.call(this); + } +}); + + +/* + * L.GeoJSON turns any GeoJSON data into a Leaflet layer. + */ + L.GeoJSON = L.FeatureGroup.extend({ + initialize: function (geojson, options) { L.setOptions(this, options); @@ -5259,12 +6114,16 @@ L.GeoJSON = L.FeatureGroup.extend({ }, addData: function (geojson) { - var features = geojson instanceof Array ? geojson : geojson.features, - i, len; + var features = L.Util.isArray(geojson) ? geojson : geojson.features, + i, len, feature; if (features) { for (i = 0, len = features.length; i < len; i++) { - this.addData(features[i]); + // Only add this if geometry or geometries are set and not null + feature = features[i]; + if (feature.geometries || feature.geometry || feature.features || feature.coordinates) { + this.addData(features[i]); + } } return this; } @@ -5273,9 +6132,10 @@ L.GeoJSON = L.FeatureGroup.extend({ if (options.filter && !options.filter(geojson)) { return; } - var layer = L.GeoJSON.geometryToLayer(geojson, options.pointToLayer); - layer.feature = geojson; + var layer = L.GeoJSON.geometryToLayer(geojson, options.pointToLayer, options.coordsToLatLng, options); + layer.feature = L.GeoJSON.asFeature(geojson); + layer.defaultOptions = layer.options; this.resetStyle(layer); if (options.onEachFeature) { @@ -5288,6 +6148,9 @@ L.GeoJSON = L.FeatureGroup.extend({ resetStyle: function (layer) { var style = this.options.style; if (style) { + // reset any custom styles + L.Util.extend(layer.options, layer.defaultOptions); + this._setLayerStyle(layer, style); } }, @@ -5309,45 +6172,53 @@ L.GeoJSON = L.FeatureGroup.extend({ }); L.extend(L.GeoJSON, { - geometryToLayer: function (geojson, pointToLayer) { + geometryToLayer: function (geojson, pointToLayer, coordsToLatLng, vectorOptions) { var geometry = geojson.type === 'Feature' ? geojson.geometry : geojson, coords = geometry.coordinates, layers = [], - latlng, latlngs, i, len, layer; + latlng, latlngs, i, len; + + coordsToLatLng = coordsToLatLng || this.coordsToLatLng; switch (geometry.type) { case 'Point': - latlng = this.coordsToLatLng(coords); + latlng = coordsToLatLng(coords); return pointToLayer ? pointToLayer(geojson, latlng) : new L.Marker(latlng); case 'MultiPoint': for (i = 0, len = coords.length; i < len; i++) { - latlng = this.coordsToLatLng(coords[i]); - layer = pointToLayer ? pointToLayer(geojson, latlng) : new L.Marker(latlng); - layers.push(layer); + latlng = coordsToLatLng(coords[i]); + layers.push(pointToLayer ? pointToLayer(geojson, latlng) : new L.Marker(latlng)); } return new L.FeatureGroup(layers); case 'LineString': - latlngs = this.coordsToLatLngs(coords); - return new L.Polyline(latlngs); + latlngs = this.coordsToLatLngs(coords, 0, coordsToLatLng); + return new L.Polyline(latlngs, vectorOptions); case 'Polygon': - latlngs = this.coordsToLatLngs(coords, 1); - return new L.Polygon(latlngs); + if (coords.length === 2 && !coords[1].length) { + throw new Error('Invalid GeoJSON object.'); + } + latlngs = this.coordsToLatLngs(coords, 1, coordsToLatLng); + return new L.Polygon(latlngs, vectorOptions); case 'MultiLineString': - latlngs = this.coordsToLatLngs(coords, 1); - return new L.MultiPolyline(latlngs); + latlngs = this.coordsToLatLngs(coords, 1, coordsToLatLng); + return new L.MultiPolyline(latlngs, vectorOptions); - case "MultiPolygon": - latlngs = this.coordsToLatLngs(coords, 2); - return new L.MultiPolygon(latlngs); + case 'MultiPolygon': + latlngs = this.coordsToLatLngs(coords, 2, coordsToLatLng); + return new L.MultiPolygon(latlngs, vectorOptions); - case "GeometryCollection": + case 'GeometryCollection': for (i = 0, len = geometry.geometries.length; i < len; i++) { - layer = this.geometryToLayer(geometry.geometries[i], pointToLayer); - layers.push(layer); + + layers.push(this.geometryToLayer({ + geometry: geometry.geometries[i], + type: 'Feature', + properties: geojson.properties + }, pointToLayer, coordsToLatLng, vectorOptions)); } return new L.FeatureGroup(layers); @@ -5356,30 +6227,159 @@ L.extend(L.GeoJSON, { } }, - coordsToLatLng: function (coords, reverse) { // (Array, Boolean) -> LatLng - var lat = parseFloat(coords[reverse ? 0 : 1]), - lng = parseFloat(coords[reverse ? 1 : 0]); - - return new L.LatLng(lat, lng, true); + coordsToLatLng: function (coords) { // (Array[, Boolean]) -> LatLng + return new L.LatLng(coords[1], coords[0], coords[2]); }, - coordsToLatLngs: function (coords, levelsDeep, reverse) { // (Array, Number, Boolean) -> Array - var latlng, - latlngs = [], - i, len; + coordsToLatLngs: function (coords, levelsDeep, coordsToLatLng) { // (Array[, Number, Function]) -> Array + var latlng, i, len, + latlngs = []; for (i = 0, len = coords.length; i < len; i++) { latlng = levelsDeep ? - this.coordsToLatLngs(coords[i], levelsDeep - 1, reverse) : - this.coordsToLatLng(coords[i], reverse); + this.coordsToLatLngs(coords[i], levelsDeep - 1, coordsToLatLng) : + (coordsToLatLng || this.coordsToLatLng)(coords[i]); latlngs.push(latlng); } return latlngs; + }, + + latLngToCoords: function (latlng) { + var coords = [latlng.lng, latlng.lat]; + + if (latlng.alt !== undefined) { + coords.push(latlng.alt); + } + return coords; + }, + + latLngsToCoords: function (latLngs) { + var coords = []; + + for (var i = 0, len = latLngs.length; i < len; i++) { + coords.push(L.GeoJSON.latLngToCoords(latLngs[i])); + } + + return coords; + }, + + getFeature: function (layer, newGeometry) { + return layer.feature ? L.extend({}, layer.feature, {geometry: newGeometry}) : L.GeoJSON.asFeature(newGeometry); + }, + + asFeature: function (geoJSON) { + if (geoJSON.type === 'Feature') { + return geoJSON; + } + + return { + type: 'Feature', + properties: {}, + geometry: geoJSON + }; + } +}); + +var PointToGeoJSON = { + toGeoJSON: function () { + return L.GeoJSON.getFeature(this, { + type: 'Point', + coordinates: L.GeoJSON.latLngToCoords(this.getLatLng()) + }); + } +}; + +L.Marker.include(PointToGeoJSON); +L.Circle.include(PointToGeoJSON); +L.CircleMarker.include(PointToGeoJSON); + +L.Polyline.include({ + toGeoJSON: function () { + return L.GeoJSON.getFeature(this, { + type: 'LineString', + coordinates: L.GeoJSON.latLngsToCoords(this.getLatLngs()) + }); + } +}); + +L.Polygon.include({ + toGeoJSON: function () { + var coords = [L.GeoJSON.latLngsToCoords(this.getLatLngs())], + i, len, hole; + + coords[0].push(coords[0][0]); + + if (this._holes) { + for (i = 0, len = this._holes.length; i < len; i++) { + hole = L.GeoJSON.latLngsToCoords(this._holes[i]); + hole.push(hole[0]); + coords.push(hole); + } + } + + return L.GeoJSON.getFeature(this, { + type: 'Polygon', + coordinates: coords + }); } }); +(function () { + function multiToGeoJSON(type) { + return function () { + var coords = []; + + this.eachLayer(function (layer) { + coords.push(layer.toGeoJSON().geometry.coordinates); + }); + + return L.GeoJSON.getFeature(this, { + type: type, + coordinates: coords + }); + }; + } + + L.MultiPolyline.include({toGeoJSON: multiToGeoJSON('MultiLineString')}); + L.MultiPolygon.include({toGeoJSON: multiToGeoJSON('MultiPolygon')}); + + L.LayerGroup.include({ + toGeoJSON: function () { + + var geometry = this.feature && this.feature.geometry, + jsons = [], + json; + + if (geometry && geometry.type === 'MultiPoint') { + return multiToGeoJSON('MultiPoint').call(this); + } + + var isGeometryCollection = geometry && geometry.type === 'GeometryCollection'; + + this.eachLayer(function (layer) { + if (layer.toGeoJSON) { + json = layer.toGeoJSON(); + jsons.push(isGeometryCollection ? json.geometry : L.GeoJSON.asFeature(json)); + } + }); + + if (isGeometryCollection) { + return L.GeoJSON.getFeature(this, { + geometries: jsons, + type: 'GeometryCollection' + }); + } + + return { + type: 'FeatureCollection', + features: jsons + }; + } + }); +}()); + L.geoJson = function (geojson, options) { return new L.GeoJSON(geojson, options); }; @@ -5390,7 +6390,7 @@ L.geoJson = function (geojson, options) { */ L.DomEvent = { - /* inpired by John Resig, Dean Edwards and YUI addEvent implementations */ + /* inspired by John Resig, Dean Edwards and YUI addEvent implementations */ addListener: function (obj, type, fn, context) { // (HTMLElement, String, Function[, Object]) var id = L.stamp(fn), @@ -5403,12 +6403,14 @@ L.DomEvent = { return fn.call(context || obj, e || L.DomEvent._getEvent()); }; - if (L.Browser.msTouch && type.indexOf('touch') === 0) { - return this.addMsTouchListener(obj, type, handler, id); - } else if (L.Browser.touch && (type === 'dblclick') && this.addDoubleTapListener) { - return this.addDoubleTapListener(obj, handler, id); + if (L.Browser.pointer && type.indexOf('touch') === 0) { + return this.addPointerListener(obj, type, handler, id); + } + if (L.Browser.touch && (type === 'dblclick') && this.addDoubleTapListener) { + this.addDoubleTapListener(obj, handler, id); + } - } else if ('addEventListener' in obj) { + if ('addEventListener' in obj) { if (type === 'mousewheel') { obj.addEventListener('DOMMouseScroll', handler, false); @@ -5426,12 +6428,19 @@ L.DomEvent = { obj.addEventListener(newType, handler, false); + } else if (type === 'click' && L.Browser.android) { + originalHandler = handler; + handler = function (e) { + return L.DomEvent._filterClick(e, originalHandler); + }; + + obj.addEventListener(type, handler, false); } else { obj.addEventListener(type, handler, false); } } else if ('attachEvent' in obj) { - obj.attachEvent("on" + type, handler); + obj.attachEvent('on' + type, handler); } obj[key] = handler; @@ -5445,10 +6454,10 @@ L.DomEvent = { key = '_leaflet_' + type + id, handler = obj[key]; - if (!handler) { return; } + if (!handler) { return this; } - if (L.Browser.msTouch && type.indexOf('touch') === 0) { - this.removeMsTouchListener(obj, type, id); + if (L.Browser.pointer && type.indexOf('touch') === 0) { + this.removePointerListener(obj, type, id); } else if (L.Browser.touch && (type === 'dblclick') && this.removeDoubleTapListener) { this.removeDoubleTapListener(obj, id); @@ -5464,7 +6473,7 @@ L.DomEvent = { obj.removeEventListener(type, handler, false); } } else if ('detachEvent' in obj) { - obj.detachEvent("on" + type, handler); + obj.detachEvent('on' + type, handler); } obj[key] = null; @@ -5479,17 +6488,29 @@ L.DomEvent = { } else { e.cancelBubble = true; } + L.DomEvent._skipped(e); + return this; }, - disableClickPropagation: function (el) { + disableScrollPropagation: function (el) { + var stop = L.DomEvent.stopPropagation; + + return L.DomEvent + .on(el, 'mousewheel', stop) + .on(el, 'MozMousePixelScroll', stop); + }, + disableClickPropagation: function (el) { var stop = L.DomEvent.stopPropagation; + for (var i = L.Draggable.START.length - 1; i >= 0; i--) { + L.DomEvent.on(el, L.Draggable.START[i], stop); + } + return L.DomEvent - .addListener(el, L.Draggable.START, stop) - .addListener(el, 'click', stop) - .addListener(el, 'dblclick', stop); + .on(el, 'click', L.DomEvent._fakeStop) + .on(el, 'dblclick', stop); }, preventDefault: function (e) { @@ -5503,18 +6524,21 @@ L.DomEvent = { }, stop: function (e) { - return L.DomEvent.preventDefault(e).stopPropagation(e); + return L.DomEvent + .preventDefault(e) + .stopPropagation(e); }, getMousePosition: function (e, container) { + if (!container) { + return new L.Point(e.clientX, e.clientY); + } - var body = document.body, - docEl = document.documentElement, - x = e.pageX ? e.pageX : e.clientX + body.scrollLeft + docEl.scrollLeft, - y = e.pageY ? e.pageY : e.clientY + body.scrollTop + docEl.scrollTop, - pos = new L.Point(x, y); + var rect = container.getBoundingClientRect(); - return (container ? pos._subtract(L.DomUtil.getViewportOffset(container)) : pos); + return new L.Point( + e.clientX - rect.left - container.clientLeft, + e.clientY - rect.top - container.clientTop); }, getWheelDelta: function (e) { @@ -5530,6 +6554,20 @@ L.DomEvent = { return delta; }, + _skipEvents: {}, + + _fakeStop: function (e) { + // fakes stopPropagation by setting a special event flag, checked/reset with L.DomEvent._skipped(e) + L.DomEvent._skipEvents[e.type] = true; + }, + + _skipped: function (e) { + var skipped = this._skipEvents[e.type]; + // reset when checking, as it's only used in map container and propagates outside of the map + this._skipEvents[e.type] = false; + return skipped; + }, + // check if element really left/entered the event target (for mouseenter/mouseleave) _checkMouse: function (el, e) { @@ -5547,9 +6585,8 @@ L.DomEvent = { return (related !== el); }, - /*jshint noarg:false */ _getEvent: function () { // evil magic for IE - + /*jshint noarg:false */ var e = window.event; if (!e) { var caller = arguments.callee.caller; @@ -5562,8 +6599,26 @@ L.DomEvent = { } } return e; + }, + + // this is a horrible workaround for a bug in Android where a single touch triggers two click events + _filterClick: function (e, handler) { + var timeStamp = (e.timeStamp || e.originalEvent.timeStamp), + elapsed = L.DomEvent._lastClick && (timeStamp - L.DomEvent._lastClick); + + // are they closer together than 500ms yet more than 100ms? + // Android typically triggers them ~300ms apart while multiple listeners + // on the same event should be triggered far faster; + // or check if click is simulated on the element, and if it is, reject any non-simulated events + + if ((elapsed && elapsed > 100 && elapsed < 500) || (e.target._simulatedClick && !e._simulated)) { + L.DomEvent.stop(e); + return; + } + L.DomEvent._lastClick = timeStamp; + + return handler(e); } - /*jshint noarg:false */ }; L.DomEvent.on = L.DomEvent.addListener; @@ -5578,104 +6633,98 @@ L.Draggable = L.Class.extend({ includes: L.Mixin.Events, statics: { - START: L.Browser.touch ? 'touchstart' : 'mousedown', - END: L.Browser.touch ? 'touchend' : 'mouseup', - MOVE: L.Browser.touch ? 'touchmove' : 'mousemove', - TAP_TOLERANCE: 15 - }, - - initialize: function (element, dragStartTarget, longPress) { + START: L.Browser.touch ? ['touchstart', 'mousedown'] : ['mousedown'], + END: { + mousedown: 'mouseup', + touchstart: 'touchend', + pointerdown: 'touchend', + MSPointerDown: 'touchend' + }, + MOVE: { + mousedown: 'mousemove', + touchstart: 'touchmove', + pointerdown: 'touchmove', + MSPointerDown: 'touchmove' + } + }, + + initialize: function (element, dragStartTarget) { this._element = element; this._dragStartTarget = dragStartTarget || element; - this._longPress = longPress && !L.Browser.msTouch; }, enable: function () { if (this._enabled) { return; } - L.DomEvent.on(this._dragStartTarget, L.Draggable.START, this._onDown, this); + for (var i = L.Draggable.START.length - 1; i >= 0; i--) { + L.DomEvent.on(this._dragStartTarget, L.Draggable.START[i], this._onDown, this); + } + this._enabled = true; }, disable: function () { if (!this._enabled) { return; } - L.DomEvent.off(this._dragStartTarget, L.Draggable.START, this._onDown); + for (var i = L.Draggable.START.length - 1; i >= 0; i--) { + L.DomEvent.off(this._dragStartTarget, L.Draggable.START[i], this._onDown, this); + } + this._enabled = false; this._moved = false; }, _onDown: function (e) { - if ((!L.Browser.touch && e.shiftKey) || - ((e.which !== 1) && (e.button !== 1) && !e.touches)) { return; } + this._moved = false; + + if (e.shiftKey || ((e.which !== 1) && (e.button !== 1) && !e.touches)) { return; } - L.DomEvent.preventDefault(e); L.DomEvent.stopPropagation(e); if (L.Draggable._disabled) { return; } - this._simulateClick = true; - - if (e.touches && e.touches.length > 1) { - this._simulateClick = false; - clearTimeout(this._longPressTimeout); - return; - } - - var first = (e.touches && e.touches.length === 1 ? e.touches[0] : e), - el = first.target; - - if (L.Browser.touch && el.tagName.toLowerCase() === 'a') { - L.DomUtil.addClass(el, 'leaflet-active'); - } + L.DomUtil.disableImageDrag(); + L.DomUtil.disableTextSelection(); - this._moved = false; if (this._moving) { return; } + var first = e.touches ? e.touches[0] : e; + this._startPoint = new L.Point(first.clientX, first.clientY); this._startPos = this._newPos = L.DomUtil.getPosition(this._element); - //Touch contextmenu event emulation - if (e.touches && e.touches.length === 1 && L.Browser.touch && this._longPress) { - this._longPressTimeout = setTimeout(L.bind(function () { - var dist = (this._newPos && this._newPos.distanceTo(this._startPos)) || 0; - - if (dist < L.Draggable.TAP_TOLERANCE) { - this._simulateClick = false; - this._onUp(); - this._simulateEvent('contextmenu', first); - } - }, this), 1000); - } - - L.DomEvent.on(document, L.Draggable.MOVE, this._onMove, this); - L.DomEvent.on(document, L.Draggable.END, this._onUp, this); + L.DomEvent + .on(document, L.Draggable.MOVE[e.type], this._onMove, this) + .on(document, L.Draggable.END[e.type], this._onUp, this); }, _onMove: function (e) { - if (e.touches && e.touches.length > 1) { return; } + if (e.touches && e.touches.length > 1) { + this._moved = true; + return; + } var first = (e.touches && e.touches.length === 1 ? e.touches[0] : e), newPoint = new L.Point(first.clientX, first.clientY), - diffVec = newPoint.subtract(this._startPoint); + offset = newPoint.subtract(this._startPoint); - if (!diffVec.x && !diffVec.y) { return; } + if (!offset.x && !offset.y) { return; } + if (L.Browser.touch && Math.abs(offset.x) + Math.abs(offset.y) < 3) { return; } L.DomEvent.preventDefault(e); if (!this._moved) { this.fire('dragstart'); - this._moved = true; - this._startPos = L.DomUtil.getPosition(this._element).subtract(diffVec); + this._moved = true; + this._startPos = L.DomUtil.getPosition(this._element).subtract(offset); - if (!L.Browser.touch) { - L.DomUtil.disableTextSelection(); - this._setMovingCursor(); - } + L.DomUtil.addClass(document.body, 'leaflet-dragging'); + this._lastTarget = e.target || e.srcElement; + L.DomUtil.addClass(this._lastTarget, 'leaflet-drag-target'); } - this._newPos = this._startPos.add(diffVec); + this._newPos = this._startPos.add(offset); this._moving = true; L.Util.cancelAnimFrame(this._animRequest); @@ -5688,78 +6737,49 @@ L.Draggable = L.Class.extend({ this.fire('drag'); }, - _onUp: function (e) { - var simulateClickTouch; - clearTimeout(this._longPressTimeout); - if (this._simulateClick && e.changedTouches) { - var first = e.changedTouches[0], - el = first.target, - dist = (this._newPos && this._newPos.distanceTo(this._startPos)) || 0; - - if (el.tagName.toLowerCase() === 'a') { - L.DomUtil.removeClass(el, 'leaflet-active'); - } + _onUp: function () { + L.DomUtil.removeClass(document.body, 'leaflet-dragging'); - if (dist < L.Draggable.TAP_TOLERANCE) { - simulateClickTouch = first; - } + if (this._lastTarget) { + L.DomUtil.removeClass(this._lastTarget, 'leaflet-drag-target'); + this._lastTarget = null; } - if (!L.Browser.touch) { - L.DomUtil.enableTextSelection(); - this._restoreCursor(); + for (var i in L.Draggable.MOVE) { + L.DomEvent + .off(document, L.Draggable.MOVE[i], this._onMove) + .off(document, L.Draggable.END[i], this._onUp); } - L.DomEvent.off(document, L.Draggable.MOVE, this._onMove); - L.DomEvent.off(document, L.Draggable.END, this._onUp); + L.DomUtil.enableImageDrag(); + L.DomUtil.enableTextSelection(); - if (this._moved) { + if (this._moved && this._moving) { // ensure drag is not fired after dragend L.Util.cancelAnimFrame(this._animRequest); - this.fire('dragend'); + this.fire('dragend', { + distance: this._newPos.distanceTo(this._startPos) + }); } + this._moving = false; + } +}); - if (simulateClickTouch) { - this._moved = false; - this._simulateEvent('click', simulateClickTouch); - } - }, - _setMovingCursor: function () { - L.DomUtil.addClass(document.body, 'leaflet-dragging'); - }, +/* + L.Handler is a base class for handler classes that are used internally to inject + interaction features like dragging to classes like Map and Marker. +*/ - _restoreCursor: function () { - L.DomUtil.removeClass(document.body, 'leaflet-dragging'); +L.Handler = L.Class.extend({ + initialize: function (map) { + this._map = map; }, - _simulateEvent: function (type, e) { - var simulatedEvent = document.createEvent('MouseEvents'); - - simulatedEvent.initMouseEvent( - type, true, true, window, 1, - e.screenX, e.screenY, - e.clientX, e.clientY, - false, false, false, false, 0, null); - - e.target.dispatchEvent(simulatedEvent); - } -}); - - -/* - * L.Handler classes are used internally to inject interaction features to classes like Map and Marker. - */ - -L.Handler = L.Class.extend({ - initialize: function (map) { - this._map = map; - }, - - enable: function () { - if (this._enabled) { return; } + enable: function () { + if (this._enabled) { return; } this._enabled = true; this.addHooks(); @@ -5779,7 +6799,7 @@ L.Handler = L.Class.extend({ /* - * L.Handler.MapDrag is used internally by L.Map to make the map draggable. + * L.Handler.MapDrag is used to make the map draggable (with panning inertia), enabled by default. */ L.Map.mergeOptions({ @@ -5791,10 +6811,8 @@ L.Map.mergeOptions({ inertiaThreshold: L.Browser.touch ? 32 : 18, // ms easeLinearity: 0.25, - longPress: true, - // TODO refactor, move to CRS - worldCopyJump: true + worldCopyJump: false }); L.Map.Drag = L.Handler.extend({ @@ -5802,7 +6820,7 @@ L.Map.Drag = L.Handler.extend({ if (!this._draggable) { var map = this._map; - this._draggable = new L.Draggable(map._mapPane, map._container, map.options.longPress); + this._draggable = new L.Draggable(map._mapPane, map._container); this._draggable.on({ 'dragstart': this._onDragStart, @@ -5813,6 +6831,8 @@ L.Map.Drag = L.Handler.extend({ if (map.options.worldCopyJump) { this._draggable.on('predrag', this._onPreDrag, this); map.on('viewreset', this._onViewReset, this); + + map.whenReady(this._onViewReset, this); } } this._draggable.enable(); @@ -5863,17 +6883,17 @@ L.Map.Drag = L.Handler.extend({ }, _onViewReset: function () { + // TODO fix hardcoded Earth values var pxCenter = this._map.getSize()._divideBy(2), - pxWorldCenter = this._map.latLngToLayerPoint(new L.LatLng(0, 0)); + pxWorldCenter = this._map.latLngToLayerPoint([0, 0]); this._initialWorldOffset = pxWorldCenter.subtract(pxCenter).x; - this._worldWidth = this._map.project(new L.LatLng(0, 180)).x; + this._worldWidth = this._map.project([0, 180]).x; }, _onPreDrag: function () { // TODO refactor to be able to adjust map pane position after zoom - var map = this._map, - worldWidth = this._worldWidth, + var worldWidth = this._worldWidth, halfWidth = Math.round(worldWidth / 2), dx = this._initialWorldOffset, x = this._draggable._newPos.x, @@ -5884,14 +6904,14 @@ L.Map.Drag = L.Handler.extend({ this._draggable._newPos.x = newX; }, - _onDragEnd: function () { + _onDragEnd: function (e) { var map = this._map, options = map.options, delay = +new Date() - this._lastTime, - noInertia = !options.inertia || - delay > options.inertiaThreshold || - !this._positions[0]; + noInertia = !options.inertia || delay > options.inertiaThreshold || !this._positions[0]; + + map.fire('dragend', e); if (noInertia) { map.fire('moveend'); @@ -5900,31 +6920,32 @@ L.Map.Drag = L.Handler.extend({ var direction = this._lastPos.subtract(this._positions[0]), duration = (this._lastTime + delay - this._times[0]) / 1000, + ease = options.easeLinearity, - speedVector = direction.multiplyBy(options.easeLinearity / duration), - speed = speedVector.distanceTo(new L.Point(0, 0)), + speedVector = direction.multiplyBy(ease / duration), + speed = speedVector.distanceTo([0, 0]), limitedSpeed = Math.min(options.inertiaMaxSpeed, speed), limitedSpeedVector = speedVector.multiplyBy(limitedSpeed / speed), - decelerationDuration = limitedSpeed / (options.inertiaDeceleration * options.easeLinearity), + decelerationDuration = limitedSpeed / (options.inertiaDeceleration * ease), offset = limitedSpeedVector.multiplyBy(-decelerationDuration / 2).round(); - L.Util.requestAnimFrame(function () { - map.panBy(offset, decelerationDuration, options.easeLinearity); - }); - } + if (!offset.x || !offset.y) { + map.fire('moveend'); - map.fire('dragend'); - - if (options.maxBounds) { - // TODO predrag validation instead of animation - L.Util.requestAnimFrame(this._panInsideMaxBounds, map, true, map._container); + } else { + offset = map._limitOffset(offset, map.options.maxBounds); + + L.Util.requestAnimFrame(function () { + map.panBy(offset, { + duration: decelerationDuration, + easeLinearity: ease, + noMoveStart: true + }); + }); + } } - }, - - _panInsideMaxBounds: function () { - this.panInsideBounds(this.options.maxBounds); } }); @@ -5932,7 +6953,7 @@ L.Map.addInitHook('addHandler', 'dragging', L.Map.Drag); /* - * L.Handler.DoubleClickZoom is used internally by L.Map to add double-click zooming. + * L.Handler.DoubleClickZoom is used to handle double-click zoom on the map, enabled by default. */ L.Map.mergeOptions({ @@ -5941,36 +6962,46 @@ L.Map.mergeOptions({ L.Map.DoubleClickZoom = L.Handler.extend({ addHooks: function () { - this._map.on('dblclick', this._onDoubleClick); + this._map.on('dblclick', this._onDoubleClick, this); }, removeHooks: function () { - this._map.off('dblclick', this._onDoubleClick); + this._map.off('dblclick', this._onDoubleClick, this); }, _onDoubleClick: function (e) { - this.setView(e.latlng, this._zoom + 1); + var map = this._map, + zoom = map.getZoom() + (e.originalEvent.shiftKey ? -1 : 1); + + if (map.options.doubleClickZoom === 'center') { + map.setZoom(zoom); + } else { + map.setZoomAround(e.containerPoint, zoom); + } } }); L.Map.addInitHook('addHandler', 'doubleClickZoom', L.Map.DoubleClickZoom); + /* * L.Handler.ScrollWheelZoom is used by L.Map to enable mouse scroll wheel zoom on the map. */ L.Map.mergeOptions({ - scrollWheelZoom: !L.Browser.touch || L.Browser.msTouch + scrollWheelZoom: true }); L.Map.ScrollWheelZoom = L.Handler.extend({ addHooks: function () { L.DomEvent.on(this._map._container, 'mousewheel', this._onWheelScroll, this); + L.DomEvent.on(this._map._container, 'MozMousePixelScroll', L.DomEvent.preventDefault); this._delta = 0; }, removeHooks: function () { L.DomEvent.off(this._map._container, 'mousewheel', this._onWheelScroll); + L.DomEvent.off(this._map._container, 'MozMousePixelScroll', L.DomEvent.preventDefault); }, _onWheelScroll: function (e) { @@ -5994,42 +7025,37 @@ L.Map.ScrollWheelZoom = L.Handler.extend({ _performZoom: function () { var map = this._map, - delta = Math.round(this._delta), + delta = this._delta, zoom = map.getZoom(); + delta = delta > 0 ? Math.ceil(delta) : Math.floor(delta); delta = Math.max(Math.min(delta, 4), -4); delta = map._limitZoom(zoom + delta) - zoom; this._delta = 0; - this._startTime = null; if (!delta) { return; } - var newZoom = zoom + delta, - newCenter = this._getCenterForScrollWheelZoom(newZoom); - - map.setView(newCenter, newZoom); - }, - - _getCenterForScrollWheelZoom: function (newZoom) { - var map = this._map, - scale = map.getZoomScale(newZoom), - viewHalf = map.getSize()._divideBy(2), - centerOffset = this._lastMousePos._subtract(viewHalf)._multiplyBy(1 - 1 / scale), - newCenterPoint = map._getTopLeftPoint()._add(viewHalf)._add(centerOffset); - - return map.unproject(newCenterPoint); + if (map.options.scrollWheelZoom === 'center') { + map.setZoom(zoom + delta); + } else { + map.setZoomAround(this._lastMousePos, zoom + delta); + } } }); L.Map.addInitHook('addHandler', 'scrollWheelZoom', L.Map.ScrollWheelZoom); +/* + * Extends the event handling code with double tap support for mobile browsers. + */ + L.extend(L.DomEvent, { - _touchstart: L.Browser.msTouch ? 'MSPointerDown' : 'touchstart', - _touchend: L.Browser.msTouch ? 'MSPointerUp' : 'touchend', + _touchstart: L.Browser.msPointer ? 'MSPointerDown' : L.Browser.pointer ? 'pointerdown' : 'touchstart', + _touchend: L.Browser.msPointer ? 'MSPointerUp' : L.Browser.pointer ? 'pointerup' : 'touchend', // inspired by Zepto touch code by Thomas Fuchs addDoubleTapListener: function (obj, handler, id) { @@ -6044,7 +7070,8 @@ L.extend(L.DomEvent, { function onTouchStart(e) { var count; - if (L.Browser.msTouch) { + + if (L.Browser.pointer) { trackedTouches.push(e.pointerId); count = trackedTouches.length; } else { @@ -6061,8 +7088,9 @@ L.extend(L.DomEvent, { doubleTap = (delta > 0 && delta <= delay); last = now; } + function onTouchEnd(e) { - if (L.Browser.msTouch) { + if (L.Browser.pointer) { var idx = trackedTouches.indexOf(e.pointerId); if (idx === -1) { return; @@ -6071,18 +7099,18 @@ L.extend(L.DomEvent, { } if (doubleTap) { - if (L.Browser.msTouch) { - //Work around .type being readonly with MSPointer* events + if (L.Browser.pointer) { + // work around .type being readonly with MSPointer* events var newTouch = { }, prop; + + // jshint forin:false for (var i in touch) { - if (true) { //Make JSHint happy, we want to copy all properties - prop = touch[i]; - if (typeof prop === 'function') { - newTouch[i] = prop.bind(touch); - } else { - newTouch[i] = prop; - } + prop = touch[i]; + if (typeof prop === 'function') { + newTouch[i] = prop.bind(touch); + } else { + newTouch[i] = prop; } } touch = newTouch; @@ -6095,107 +7123,127 @@ L.extend(L.DomEvent, { obj[pre + touchstart + id] = onTouchStart; obj[pre + touchend + id] = onTouchEnd; - //On msTouch we need to listen on the document otherwise a drag starting on the map and moving off screen will not come through to us - // so we will lose track of how many touches are ongoing - var endElement = L.Browser.msTouch ? document.documentElement : obj; + // on pointer we need to listen on the document, otherwise a drag starting on the map and moving off screen + // will not come through to us, so we will lose track of how many touches are ongoing + var endElement = L.Browser.pointer ? document.documentElement : obj; obj.addEventListener(touchstart, onTouchStart, false); endElement.addEventListener(touchend, onTouchEnd, false); - if (L.Browser.msTouch) { - endElement.addEventListener('MSPointerCancel', onTouchEnd, false); + + if (L.Browser.pointer) { + endElement.addEventListener(L.DomEvent.POINTER_CANCEL, onTouchEnd, false); } + return this; }, removeDoubleTapListener: function (obj, id) { var pre = '_leaflet_'; + obj.removeEventListener(this._touchstart, obj[pre + this._touchstart + id], false); - (L.Browser.msTouch ? document.documentElement : obj).removeEventListener(this._touchend, obj[pre + this._touchend + id], false); - if (L.Browser.msTouch) { - document.documentElement.removeEventListener('MSPointerCancel', obj[pre + this._touchend + id], false); + (L.Browser.pointer ? document.documentElement : obj).removeEventListener( + this._touchend, obj[pre + this._touchend + id], false); + + if (L.Browser.pointer) { + document.documentElement.removeEventListener(L.DomEvent.POINTER_CANCEL, obj[pre + this._touchend + id], + false); } + return this; } }); +/* + * Extends L.DomEvent to provide touch support for Internet Explorer and Windows-based devices. + */ + L.extend(L.DomEvent, { - _msTouches: [], - _msDocumentListener: false, + //static + POINTER_DOWN: L.Browser.msPointer ? 'MSPointerDown' : 'pointerdown', + POINTER_MOVE: L.Browser.msPointer ? 'MSPointerMove' : 'pointermove', + POINTER_UP: L.Browser.msPointer ? 'MSPointerUp' : 'pointerup', + POINTER_CANCEL: L.Browser.msPointer ? 'MSPointerCancel' : 'pointercancel', - // Provides a touch events wrapper for msPointer events. + _pointers: [], + _pointerDocumentListener: false, + + // Provides a touch events wrapper for (ms)pointer events. // Based on changes by veproza https://github.com/CloudMade/Leaflet/pull/1019 + //ref http://www.w3.org/TR/pointerevents/ https://www.w3.org/Bugs/Public/show_bug.cgi?id=22890 - addMsTouchListener: function (obj, type, handler, id) { + addPointerListener: function (obj, type, handler, id) { switch (type) { case 'touchstart': - return this.addMsTouchListenerStart(obj, type, handler, id); + return this.addPointerListenerStart(obj, type, handler, id); case 'touchend': - return this.addMsTouchListenerEnd(obj, type, handler, id); + return this.addPointerListenerEnd(obj, type, handler, id); case 'touchmove': - return this.addMsTouchListenerMove(obj, type, handler, id); + return this.addPointerListenerMove(obj, type, handler, id); default: throw 'Unknown touch event type'; } }, - addMsTouchListenerStart: function (obj, type, handler, id) { + addPointerListenerStart: function (obj, type, handler, id) { var pre = '_leaflet_', - touches = this._msTouches; + pointers = this._pointers; var cb = function (e) { + L.DomEvent.preventDefault(e); + var alreadyInArray = false; - for (var i = 0; i < touches.length; i++) { - if (touches[i].pointerId === e.pointerId) { + for (var i = 0; i < pointers.length; i++) { + if (pointers[i].pointerId === e.pointerId) { alreadyInArray = true; break; } } if (!alreadyInArray) { - touches.push(e); + pointers.push(e); } - e.touches = touches.slice(); + e.touches = pointers.slice(); e.changedTouches = [e]; handler(e); }; obj[pre + 'touchstart' + id] = cb; - obj.addEventListener('MSPointerDown', cb, false); + obj.addEventListener(this.POINTER_DOWN, cb, false); - // need to also listen for end events to keep the _msTouches list accurate + // need to also listen for end events to keep the _pointers list accurate // this needs to be on the body and never go away - if (!this._msDocumentListener) { + if (!this._pointerDocumentListener) { var internalCb = function (e) { - for (var i = 0; i < touches.length; i++) { - if (touches[i].pointerId === e.pointerId) { - touches.splice(i, 1); + for (var i = 0; i < pointers.length; i++) { + if (pointers[i].pointerId === e.pointerId) { + pointers.splice(i, 1); break; } } }; //We listen on the documentElement as any drags that end by moving the touch off the screen get fired there - document.documentElement.addEventListener('MSPointerUp', internalCb, false); - document.documentElement.addEventListener('MSPointerCancel', internalCb, false); + document.documentElement.addEventListener(this.POINTER_UP, internalCb, false); + document.documentElement.addEventListener(this.POINTER_CANCEL, internalCb, false); - this._msDocumentListener = true; + this._pointerDocumentListener = true; } return this; }, - addMsTouchListenerMove: function (obj, type, handler, id) { + addPointerListenerMove: function (obj, type, handler, id) { var pre = '_leaflet_', - touches = this._msTouches; + touches = this._pointers; function cb(e) { // don't fire touch moves when mouse isn't down - if (e.pointerType === e.MSPOINTER_TYPE_MOUSE && e.buttons === 0) { return; } + if ((e.pointerType === e.MSPOINTER_TYPE_MOUSE || e.pointerType === 'mouse') && e.buttons === 0) { return; } for (var i = 0; i < touches.length; i++) { if (touches[i].pointerId === e.pointerId) { @@ -6211,14 +7259,14 @@ L.extend(L.DomEvent, { } obj[pre + 'touchmove' + id] = cb; - obj.addEventListener('MSPointerMove', cb, false); + obj.addEventListener(this.POINTER_MOVE, cb, false); return this; }, - addMsTouchListenerEnd: function (obj, type, handler, id) { + addPointerListenerEnd: function (obj, type, handler, id) { var pre = '_leaflet_', - touches = this._msTouches; + touches = this._pointers; var cb = function (e) { for (var i = 0; i < touches.length; i++) { @@ -6235,26 +7283,26 @@ L.extend(L.DomEvent, { }; obj[pre + 'touchend' + id] = cb; - obj.addEventListener('MSPointerUp', cb, false); - obj.addEventListener('MSPointerCancel', cb, false); + obj.addEventListener(this.POINTER_UP, cb, false); + obj.addEventListener(this.POINTER_CANCEL, cb, false); return this; }, - removeMsTouchListener: function (obj, type, id) { + removePointerListener: function (obj, type, id) { var pre = '_leaflet_', cb = obj[pre + type + id]; switch (type) { case 'touchstart': - obj.removeEventListener('MSPointerDown', cb, false); + obj.removeEventListener(this.POINTER_DOWN, cb, false); break; case 'touchmove': - obj.removeEventListener('MSPointerMove', cb, false); + obj.removeEventListener(this.POINTER_MOVE, cb, false); break; case 'touchend': - obj.removeEventListener('MSPointerUp', cb, false); - obj.removeEventListener('MSPointerCancel', cb, false); + obj.removeEventListener(this.POINTER_UP, cb, false); + obj.removeEventListener(this.POINTER_CANCEL, cb, false); break; } @@ -6268,7 +7316,8 @@ L.extend(L.DomEvent, { */ L.Map.mergeOptions({ - touchZoom: L.Browser.touch && !L.Browser.android23 + touchZoom: L.Browser.touch && !L.Browser.android23, + bounceAtZoomLimits: true }); L.Map.TouchZoom = L.Handler.extend({ @@ -6309,10 +7358,10 @@ L.Map.TouchZoom = L.Handler.extend({ }, _onTouchMove: function (e) { - if (!e.touches || e.touches.length !== 2) { return; } - var map = this._map; + if (!e.touches || e.touches.length !== 2 || !this._zooming) { return; } + var p1 = map.mouseEventToLayerPoint(e.touches[0]), p2 = map.mouseEventToLayerPoint(e.touches[1]); @@ -6321,13 +7370,17 @@ L.Map.TouchZoom = L.Handler.extend({ if (this._scale === 1) { return; } + if (!map.options.bounceAtZoomLimits) { + if ((map.getZoom() === map.getMinZoom() && this._scale < 1) || + (map.getZoom() === map.getMaxZoom() && this._scale > 1)) { return; } + } + if (!this._moved) { - L.DomUtil.addClass(map._mapPane, 'leaflet-zoom-anim leaflet-touching'); + L.DomUtil.addClass(map._mapPane, 'leaflet-touching'); map .fire('movestart') - .fire('zoomstart') - ._prepareTileBg(); + .fire('zoomstart'); this._moved = true; } @@ -6342,28 +7395,23 @@ L.Map.TouchZoom = L.Handler.extend({ _updateOnMove: function () { var map = this._map, origin = this._getScaleOrigin(), - center = map.layerPointToLatLng(origin); - - map.fire('zoomanim', { - center: center, - zoom: map.getScaleZoom(this._scale) - }); - - // Used 2 translates instead of transform-origin because of a very strange bug - - // it didn't count the origin on the first touch-zoom but worked correctly afterwards + center = map.layerPointToLatLng(origin), + zoom = map.getScaleZoom(this._scale); - map._tileBg.style[L.DomUtil.TRANSFORM] = - L.DomUtil.getTranslateString(this._delta) + ' ' + - L.DomUtil.getScaleString(this._scale, this._startCenter); + map._animateZoom(center, zoom, this._startCenter, this._scale, this._delta, false, true); }, - _onTouchEnd: function (e) { - if (!this._moved || !this._zooming) { return; } + _onTouchEnd: function () { + if (!this._moved || !this._zooming) { + this._zooming = false; + return; + } var map = this._map; this._zooming = false; L.DomUtil.removeClass(map._mapPane, 'leaflet-touching'); + L.Util.cancelAnimFrame(this._animRequest); L.DomEvent .off(document, 'touchmove', this._onTouchMove) @@ -6377,14 +7425,10 @@ L.Map.TouchZoom = L.Handler.extend({ roundZoomDelta = (floatZoomDelta > 0 ? Math.ceil(floatZoomDelta) : Math.floor(floatZoomDelta)), - zoom = map._limitZoom(oldZoom + roundZoomDelta); - - map.fire('zoomanim', { - center: center, - zoom: zoom - }); + zoom = map._limitZoom(oldZoom + roundZoomDelta), + scale = map.getZoomScale(zoom) / this._scale; - map._runAnimation(center, zoom, map.getZoomScale(zoom) / this._scale, origin, true); + map._animateZoom(center, zoom, origin, scale); }, _getScaleOrigin: function () { @@ -6397,7 +7441,117 @@ L.Map.addInitHook('addHandler', 'touchZoom', L.Map.TouchZoom); /* - * L.Handler.ShiftDragZoom is used internally by L.Map to add shift-drag zoom (zoom to a selected bounding box). + * L.Map.Tap is used to enable mobile hacks like quick taps and long hold. + */ + +L.Map.mergeOptions({ + tap: true, + tapTolerance: 15 +}); + +L.Map.Tap = L.Handler.extend({ + addHooks: function () { + L.DomEvent.on(this._map._container, 'touchstart', this._onDown, this); + }, + + removeHooks: function () { + L.DomEvent.off(this._map._container, 'touchstart', this._onDown, this); + }, + + _onDown: function (e) { + if (!e.touches) { return; } + + L.DomEvent.preventDefault(e); + + this._fireClick = true; + + // don't simulate click or track longpress if more than 1 touch + if (e.touches.length > 1) { + this._fireClick = false; + clearTimeout(this._holdTimeout); + return; + } + + var first = e.touches[0], + el = first.target; + + this._startPos = this._newPos = new L.Point(first.clientX, first.clientY); + + // if touching a link, highlight it + if (el.tagName && el.tagName.toLowerCase() === 'a') { + L.DomUtil.addClass(el, 'leaflet-active'); + } + + // simulate long hold but setting a timeout + this._holdTimeout = setTimeout(L.bind(function () { + if (this._isTapValid()) { + this._fireClick = false; + this._onUp(); + this._simulateEvent('contextmenu', first); + } + }, this), 1000); + + L.DomEvent + .on(document, 'touchmove', this._onMove, this) + .on(document, 'touchend', this._onUp, this); + }, + + _onUp: function (e) { + clearTimeout(this._holdTimeout); + + L.DomEvent + .off(document, 'touchmove', this._onMove, this) + .off(document, 'touchend', this._onUp, this); + + if (this._fireClick && e && e.changedTouches) { + + var first = e.changedTouches[0], + el = first.target; + + if (el && el.tagName && el.tagName.toLowerCase() === 'a') { + L.DomUtil.removeClass(el, 'leaflet-active'); + } + + // simulate click if the touch didn't move too much + if (this._isTapValid()) { + this._simulateEvent('click', first); + } + } + }, + + _isTapValid: function () { + return this._newPos.distanceTo(this._startPos) <= this._map.options.tapTolerance; + }, + + _onMove: function (e) { + var first = e.touches[0]; + this._newPos = new L.Point(first.clientX, first.clientY); + }, + + _simulateEvent: function (type, e) { + var simulatedEvent = document.createEvent('MouseEvents'); + + simulatedEvent._simulated = true; + e.target._simulatedClick = true; + + simulatedEvent.initMouseEvent( + type, true, true, window, 1, + e.screenX, e.screenY, + e.clientX, e.clientY, + false, false, false, false, 0, null); + + e.target.dispatchEvent(simulatedEvent); + } +}); + +if (L.Browser.touch && !L.Browser.pointer) { + L.Map.addInitHook('addHandler', 'tap', L.Map.Tap); +} + + +/* + * L.Handler.ShiftDragZoom is used to add shift-drag zoom interaction to the map + * (zoom to a selected bounding box), enabled by default. */ L.Map.mergeOptions({ @@ -6409,6 +7563,7 @@ L.Map.BoxZoom = L.Handler.extend({ this._map = map; this._container = map._container; this._pane = map._panes.overlayPane; + this._moved = false; }, addHooks: function () { @@ -6417,30 +7572,39 @@ L.Map.BoxZoom = L.Handler.extend({ removeHooks: function () { L.DomEvent.off(this._container, 'mousedown', this._onMouseDown); + this._moved = false; + }, + + moved: function () { + return this._moved; }, _onMouseDown: function (e) { + this._moved = false; + if (!e.shiftKey || ((e.which !== 1) && (e.button !== 1))) { return false; } L.DomUtil.disableTextSelection(); + L.DomUtil.disableImageDrag(); this._startLayerPoint = this._map.mouseEventToLayerPoint(e); - this._box = L.DomUtil.create('div', 'leaflet-zoom-box', this._pane); - L.DomUtil.setPosition(this._box, this._startLayerPoint); - - //TODO refactor: move cursor to styles - this._container.style.cursor = 'crosshair'; - L.DomEvent .on(document, 'mousemove', this._onMouseMove, this) .on(document, 'mouseup', this._onMouseUp, this) - .preventDefault(e); - - this._map.fire("boxzoomstart"); + .on(document, 'keydown', this._onKeyDown, this); }, _onMouseMove: function (e) { + if (!this._moved) { + this._box = L.DomUtil.create('div', 'leaflet-zoom-box', this._pane); + L.DomUtil.setPosition(this._box, this._startLayerPoint); + + //TODO refactor: move cursor to styles + this._container.style.cursor = 'crosshair'; + this._map.fire('boxzoomstart'); + } + var startPoint = this._startLayerPoint, box = this._box, @@ -6453,39 +7617,62 @@ L.Map.BoxZoom = L.Handler.extend({ L.DomUtil.setPosition(box, newPos); + this._moved = true; + // TODO refactor: remove hardcoded 4 pixels box.style.width = (Math.max(0, Math.abs(offset.x) - 4)) + 'px'; box.style.height = (Math.max(0, Math.abs(offset.y) - 4)) + 'px'; }, - _onMouseUp: function (e) { - this._pane.removeChild(this._box); - this._container.style.cursor = ''; + _finish: function () { + if (this._moved) { + this._pane.removeChild(this._box); + this._container.style.cursor = ''; + } L.DomUtil.enableTextSelection(); + L.DomUtil.enableImageDrag(); L.DomEvent .off(document, 'mousemove', this._onMouseMove) - .off(document, 'mouseup', this._onMouseUp); + .off(document, 'mouseup', this._onMouseUp) + .off(document, 'keydown', this._onKeyDown); + }, + + _onMouseUp: function (e) { + + this._finish(); var map = this._map, - layerPoint = map.mouseEventToLayerPoint(e), + layerPoint = map.mouseEventToLayerPoint(e); + + if (this._startLayerPoint.equals(layerPoint)) { return; } - bounds = new L.LatLngBounds( + var bounds = new L.LatLngBounds( map.layerPointToLatLng(this._startLayerPoint), map.layerPointToLatLng(layerPoint)); map.fitBounds(bounds); - map.fire("boxzoomend", { + map.fire('boxzoomend', { boxZoomBounds: bounds }); + }, + + _onKeyDown: function (e) { + if (e.keyCode === 27) { + this._finish(); + } } }); L.Map.addInitHook('addHandler', 'boxZoom', L.Map.BoxZoom); +/* + * L.Map.Keyboard is handling keyboard interaction with the map, enabled by default. + */ + L.Map.mergeOptions({ keyboard: true, keyboardPanOffset: 80, @@ -6494,14 +7681,13 @@ L.Map.mergeOptions({ L.Map.Keyboard = L.Handler.extend({ - // list of e.keyCode values for particular actions keyCodes: { left: [37], right: [39], down: [40], up: [38], - zoomIn: [187, 107, 61], - zoomOut: [189, 109] + zoomIn: [187, 107, 61, 171], + zoomOut: [189, 109, 173] }, initialize: function (map) { @@ -6516,13 +7702,13 @@ L.Map.Keyboard = L.Handler.extend({ // make the container focusable by tabbing if (container.tabIndex === -1) { - container.tabIndex = "0"; + container.tabIndex = '0'; } L.DomEvent - .addListener(container, 'focus', this._onFocus, this) - .addListener(container, 'blur', this._onBlur, this) - .addListener(container, 'mousedown', this._onMouseDown, this); + .on(container, 'focus', this._onFocus, this) + .on(container, 'blur', this._onBlur, this) + .on(container, 'mousedown', this._onMouseDown, this); this._map .on('focus', this._addHooks, this) @@ -6535,9 +7721,9 @@ L.Map.Keyboard = L.Handler.extend({ var container = this._map._container; L.DomEvent - .removeListener(container, 'focus', this._onFocus, this) - .removeListener(container, 'blur', this._onBlur, this) - .removeListener(container, 'mousedown', this._onMouseDown, this); + .off(container, 'focus', this._onFocus, this) + .off(container, 'blur', this._onBlur, this) + .off(container, 'mousedown', this._onMouseDown, this); this._map .off('focus', this._addHooks, this) @@ -6545,9 +7731,16 @@ L.Map.Keyboard = L.Handler.extend({ }, _onMouseDown: function () { - if (!this._focused) { - this._map._container.focus(); - } + if (this._focused) { return; } + + var body = document.body, + docEl = document.documentElement, + top = body.scrollTop || docEl.scrollTop, + left = body.scrollLeft || docEl.scrollLeft; + + this._map._container.focus(); + + window.scrollTo(left, top); }, _onFocus: function () { @@ -6593,21 +7786,29 @@ L.Map.Keyboard = L.Handler.extend({ }, _addHooks: function () { - L.DomEvent.addListener(document, 'keydown', this._onKeyDown, this); + L.DomEvent.on(document, 'keydown', this._onKeyDown, this); }, _removeHooks: function () { - L.DomEvent.removeListener(document, 'keydown', this._onKeyDown, this); + L.DomEvent.off(document, 'keydown', this._onKeyDown, this); }, _onKeyDown: function (e) { - var key = e.keyCode; + var key = e.keyCode, + map = this._map; - if (this._panKeys.hasOwnProperty(key)) { - this._map.panBy(this._panKeys[key]); + if (key in this._panKeys) { - } else if (this._zoomKeys.hasOwnProperty(key)) { - this._map.setZoom(this._map.getZoom() + this._zoomKeys[key]); + if (map._panAnim && map._panAnim._inProgress) { return; } + + map.panBy(this._panKeys[key]); + + if (map.options.maxBounds) { + map.panInsideBounds(map.options.maxBounds); + } + + } else if (key in this._zoomKeys) { + map.setZoom(map.getZoom() + this._zoomKeys[key]); } else { return; @@ -6632,30 +7833,39 @@ L.Handler.MarkerDrag = L.Handler.extend({ addHooks: function () { var icon = this._marker._icon; if (!this._draggable) { - this._draggable = new L.Draggable(icon, icon) - .on('dragstart', this._onDragStart, this) - .on('drag', this._onDrag, this) - .on('dragend', this._onDragEnd, this); + this._draggable = new L.Draggable(icon, icon); } + + this._draggable + .on('dragstart', this._onDragStart, this) + .on('drag', this._onDrag, this) + .on('dragend', this._onDragEnd, this); this._draggable.enable(); + L.DomUtil.addClass(this._marker._icon, 'leaflet-marker-draggable'); }, removeHooks: function () { + this._draggable + .off('dragstart', this._onDragStart, this) + .off('drag', this._onDrag, this) + .off('dragend', this._onDragEnd, this); + this._draggable.disable(); + L.DomUtil.removeClass(this._marker._icon, 'leaflet-marker-draggable'); }, moved: function () { return this._draggable && this._draggable._moved; }, - _onDragStart: function (e) { + _onDragStart: function () { this._marker .closePopup() .fire('movestart') .fire('dragstart'); }, - _onDrag: function (e) { + _onDrag: function () { var marker = this._marker, shadow = marker._shadow, iconPos = L.DomUtil.getPosition(marker._icon), @@ -6673,238 +7883,18 @@ L.Handler.MarkerDrag = L.Handler.extend({ .fire('drag'); }, - _onDragEnd: function () { + _onDragEnd: function (e) { this._marker .fire('moveend') - .fire('dragend'); - } -}); - - -L.Handler.PolyEdit = L.Handler.extend({ - options: { - icon: new L.DivIcon({ - iconSize: new L.Point(8, 8), - className: 'leaflet-div-icon leaflet-editing-icon' - }) - }, - - initialize: function (poly, options) { - this._poly = poly; - L.setOptions(this, options); - }, - - addHooks: function () { - if (this._poly._map) { - if (!this._markerGroup) { - this._initMarkers(); - } - this._poly._map.addLayer(this._markerGroup); - } - }, - - removeHooks: function () { - if (this._poly._map) { - this._poly._map.removeLayer(this._markerGroup); - delete this._markerGroup; - delete this._markers; - } - }, - - updateMarkers: function () { - this._markerGroup.clearLayers(); - this._initMarkers(); - }, - - _initMarkers: function () { - if (!this._markerGroup) { - this._markerGroup = new L.LayerGroup(); - } - this._markers = []; - - var latlngs = this._poly._latlngs, - i, j, len, marker; - - // TODO refactor holes implementation in Polygon to support it here - - for (i = 0, len = latlngs.length; i < len; i++) { - - marker = this._createMarker(latlngs[i], i); - marker.on('click', this._onMarkerClick, this); - this._markers.push(marker); - } - - var markerLeft, markerRight; - - for (i = 0, j = len - 1; i < len; j = i++) { - if (i === 0 && !(L.Polygon && (this._poly instanceof L.Polygon))) { - continue; - } - - markerLeft = this._markers[j]; - markerRight = this._markers[i]; - - this._createMiddleMarker(markerLeft, markerRight); - this._updatePrevNext(markerLeft, markerRight); - } - }, - - _createMarker: function (latlng, index) { - var marker = new L.Marker(latlng, { - draggable: true, - icon: this.options.icon - }); - - marker._origLatLng = latlng; - marker._index = index; - - marker.on('drag', this._onMarkerDrag, this); - marker.on('dragend', this._fireEdit, this); - - this._markerGroup.addLayer(marker); - - return marker; - }, - - _fireEdit: function () { - this._poly.fire('edit'); - }, - - _onMarkerDrag: function (e) { - var marker = e.target; - - L.extend(marker._origLatLng, marker._latlng); - - if (marker._middleLeft) { - marker._middleLeft.setLatLng(this._getMiddleLatLng(marker._prev, marker)); - } - if (marker._middleRight) { - marker._middleRight.setLatLng(this._getMiddleLatLng(marker, marker._next)); - } - - this._poly.redraw(); - }, - - _onMarkerClick: function (e) { - // we want to remove the marker on click, but if latlng count < 3, polyline would be invalid - if (this._poly._latlngs.length < 3) { return; } - - var marker = e.target, - i = marker._index; - - // remove the marker - this._markerGroup.removeLayer(marker); - this._markers.splice(i, 1); - this._poly.spliceLatLngs(i, 1); - this._updateIndexes(i, -1); - - // update prev/next links of adjacent markers - this._updatePrevNext(marker._prev, marker._next); - - // remove ghost markers near the removed marker - if (marker._middleLeft) { - this._markerGroup.removeLayer(marker._middleLeft); - } - if (marker._middleRight) { - this._markerGroup.removeLayer(marker._middleRight); - } - - // create a ghost marker in place of the removed one - if (marker._prev && marker._next) { - this._createMiddleMarker(marker._prev, marker._next); - - } else if (!marker._prev) { - marker._next._middleLeft = null; - - } else if (!marker._next) { - marker._prev._middleRight = null; - } - - this._poly.fire('edit'); - }, - - _updateIndexes: function (index, delta) { - this._markerGroup.eachLayer(function (marker) { - if (marker._index > index) { - marker._index += delta; - } - }); - }, - - _createMiddleMarker: function (marker1, marker2) { - var latlng = this._getMiddleLatLng(marker1, marker2), - marker = this._createMarker(latlng), - onClick, - onDragStart, - onDragEnd; - - marker.setOpacity(0.6); - - marker1._middleRight = marker2._middleLeft = marker; - - onDragStart = function () { - var i = marker2._index; - - marker._index = i; - - marker - .off('click', onClick) - .on('click', this._onMarkerClick, this); - - latlng.lat = marker.getLatLng().lat; - latlng.lng = marker.getLatLng().lng; - this._poly.spliceLatLngs(i, 0, latlng); - this._markers.splice(i, 0, marker); - - marker.setOpacity(1); - - this._updateIndexes(i, 1); - marker2._index++; - this._updatePrevNext(marker1, marker); - this._updatePrevNext(marker, marker2); - }; - - onDragEnd = function () { - marker.off('dragstart', onDragStart, this); - marker.off('dragend', onDragEnd, this); - - this._createMiddleMarker(marker1, marker); - this._createMiddleMarker(marker, marker2); - }; - - onClick = function () { - onDragStart.call(this); - onDragEnd.call(this); - this._poly.fire('edit'); - }; - - marker - .on('click', onClick, this) - .on('dragstart', onDragStart, this) - .on('dragend', onDragEnd, this); - - this._markerGroup.addLayer(marker); - }, - - _updatePrevNext: function (marker1, marker2) { - if (marker1) { - marker1._next = marker2; - } - if (marker2) { - marker2._prev = marker1; - } - }, - - _getMiddleLatLng: function (marker1, marker2) { - var map = this._poly._map, - p1 = map.latLngToLayerPoint(marker1.getLatLng()), - p2 = map.latLngToLayerPoint(marker2.getLatLng()); - - return map.layerPointToLatLng(p1._add(p2)._divideBy(2)); + .fire('dragend', e); } }); +/* + * L.Control is a base class for implementing map controls. Handles positioning. + * All other controls extend from this class. + */ L.Control = L.Class.extend({ options: { @@ -6935,6 +7925,10 @@ L.Control = L.Class.extend({ return this; }, + getContainer: function () { + return this._container; + }, + addTo: function (map) { this._map = map; @@ -6965,6 +7959,12 @@ L.Control = L.Class.extend({ } return this; + }, + + _refocusOnMap: function () { + if (this._map) { + this._map.getContainer().focus(); + } } }); @@ -6973,6 +7973,8 @@ L.control = function (options) { }; +// adds control-related methods to L.Map + L.Map.include({ addControl: function (control) { control.addTo(this); @@ -7000,27 +8002,50 @@ L.Map.include({ createCorner('top', 'right'); createCorner('bottom', 'left'); createCorner('bottom', 'right'); + }, + + _clearControlPos: function () { + this._container.removeChild(this._controlContainer); } }); +/* + * L.Control.Zoom is used for the default zoom buttons on the map. + */ + L.Control.Zoom = L.Control.extend({ options: { - position: 'topleft' + position: 'topleft', + zoomInText: '+', + zoomInTitle: 'Zoom in', + zoomOutText: '-', + zoomOutTitle: 'Zoom out' }, onAdd: function (map) { - var className = 'leaflet-control-zoom', - container = L.DomUtil.create('div', className); + var zoomName = 'leaflet-control-zoom', + container = L.DomUtil.create('div', zoomName + ' leaflet-bar'); this._map = map; - this._createButton('Zoom in', className + '-in', container, this._zoomIn, this); - this._createButton('Zoom out', className + '-out', container, this._zoomOut, this); + this._zoomInButton = this._createButton( + this.options.zoomInText, this.options.zoomInTitle, + zoomName + '-in', container, this._zoomIn, this); + this._zoomOutButton = this._createButton( + this.options.zoomOutText, this.options.zoomOutTitle, + zoomName + '-out', container, this._zoomOut, this); + + this._updateDisabled(); + map.on('zoomend zoomlevelschange', this._updateDisabled, this); return container; }, + onRemove: function (map) { + map.off('zoomend zoomlevelschange', this._updateDisabled, this); + }, + _zoomIn: function (e) { this._map.zoomIn(e.shiftKey ? 3 : 1); }, @@ -7029,19 +8054,38 @@ L.Control.Zoom = L.Control.extend({ this._map.zoomOut(e.shiftKey ? 3 : 1); }, - _createButton: function (title, className, container, fn, context) { + _createButton: function (html, title, className, container, fn, context) { var link = L.DomUtil.create('a', className, container); + link.innerHTML = html; link.href = '#'; link.title = title; + var stop = L.DomEvent.stopPropagation; + L.DomEvent - .on(link, 'click', L.DomEvent.stopPropagation) - .on(link, 'mousedown', L.DomEvent.stopPropagation) - .on(link, 'dblclick', L.DomEvent.stopPropagation) + .on(link, 'click', stop) + .on(link, 'mousedown', stop) + .on(link, 'dblclick', stop) .on(link, 'click', L.DomEvent.preventDefault) - .on(link, 'click', fn, context); + .on(link, 'click', fn, context) + .on(link, 'click', this._refocusOnMap, context); return link; + }, + + _updateDisabled: function () { + var map = this._map, + className = 'leaflet-disabled'; + + L.DomUtil.removeClass(this._zoomInButton, className); + L.DomUtil.removeClass(this._zoomOutButton, className); + + if (map._zoom === map.getMinZoom()) { + L.DomUtil.addClass(this._zoomOutButton, className); + } + if (map._zoom === map.getMaxZoom()) { + L.DomUtil.addClass(this._zoomInButton, className); + } } }); @@ -7062,10 +8106,14 @@ L.control.zoom = function (options) { +/* + * L.Control.Attribution is used for displaying attribution on the map (added by default). + */ + L.Control.Attribution = L.Control.extend({ options: { position: 'bottomright', - prefix: 'Powered by Leaflet' + prefix: 'Leaflet' }, initialize: function (options) { @@ -7078,6 +8126,12 @@ L.Control.Attribution = L.Control.extend({ this._container = L.DomUtil.create('div', 'leaflet-control-attribution'); L.DomEvent.disableClickPropagation(this._container); + for (var i in map._layers) { + if (map._layers[i].getAttribution) { + this.addAttribution(map._layers[i].getAttribution()); + } + } + map .on('layeradd', this._onLayerAdd, this) .on('layerremove', this._onLayerRemove, this); @@ -7116,8 +8170,10 @@ L.Control.Attribution = L.Control.extend({ removeAttribution: function (text) { if (!text) { return; } - this._attributions[text]--; - this._update(); + if (this._attributions[text]) { + this._attributions[text]--; + this._update(); + } return this; }, @@ -7128,7 +8184,7 @@ L.Control.Attribution = L.Control.extend({ var attribs = []; for (var i in this._attributions) { - if (this._attributions.hasOwnProperty(i) && this._attributions[i]) { + if (this._attributions[i]) { attribs.push(i); } } @@ -7142,7 +8198,7 @@ L.Control.Attribution = L.Control.extend({ prefixAndAttribs.push(attribs.join(', ')); } - this._container.innerHTML = prefixAndAttribs.join(' — '); + this._container.innerHTML = prefixAndAttribs.join(' | '); }, _onLayerAdd: function (e) { @@ -7173,6 +8229,10 @@ L.control.attribution = function (options) { }; +/* + * L.Control.Scale is used for displaying metric/imperial scale on the map. + */ + L.Control.Scale = L.Control.extend({ options: { position: 'bottomleft', @@ -7283,6 +8343,10 @@ L.control.scale = function (options) { }; +/* + * L.Control.Layers is a control to allow users to switch between different layers on the map. + */ + L.Control.Layers = L.Control.extend({ options: { collapsed: true, @@ -7298,15 +8362,11 @@ L.Control.Layers = L.Control.extend({ this._handlingClick = false; for (var i in baseLayers) { - if (baseLayers.hasOwnProperty(i)) { - this._addLayer(baseLayers[i], i); - } + this._addLayer(baseLayers[i], i); } for (i in overlays) { - if (overlays.hasOwnProperty(i)) { - this._addLayer(overlays[i], i, true); - } + this._addLayer(overlays[i], i, true); } }, @@ -7315,16 +8375,16 @@ L.Control.Layers = L.Control.extend({ this._update(); map - .on('layeradd', this._update, this) - .on('layerremove', this._update, this); + .on('layeradd', this._onLayerChange, this) + .on('layerremove', this._onLayerChange, this); return this._container; }, onRemove: function (map) { map - .off('layeradd', this._update) - .off('layerremove', this._update); + .off('layeradd', this._onLayerChange, this) + .off('layerremove', this._onLayerChange, this); }, addBaseLayer: function (layer, name) { @@ -7350,8 +8410,13 @@ L.Control.Layers = L.Control.extend({ var className = 'leaflet-control-layers', container = this._container = L.DomUtil.create('div', className); + //Makes this work on IE10 Touch devices by stopping it from firing a mouseout event when the touch is released + container.setAttribute('aria-haspopup', true); + if (!L.Browser.touch) { - L.DomEvent.disableClickPropagation(container); + L.DomEvent + .disableClickPropagation(container) + .disableScrollPropagation(container); } else { L.DomEvent.on(container, 'click', L.DomEvent.stopPropagation); } @@ -7359,25 +8424,29 @@ L.Control.Layers = L.Control.extend({ var form = this._form = L.DomUtil.create('form', className + '-list'); if (this.options.collapsed) { - L.DomEvent - .on(container, 'mouseover', this._expand, this) - .on(container, 'mouseout', this._collapse, this); - + if (!L.Browser.android) { + L.DomEvent + .on(container, 'mouseover', this._expand, this) + .on(container, 'mouseout', this._collapse, this); + } var link = this._layersLink = L.DomUtil.create('a', className + '-toggle', container); link.href = '#'; link.title = 'Layers'; if (L.Browser.touch) { L.DomEvent - .on(link, 'click', L.DomEvent.stopPropagation) - .on(link, 'click', L.DomEvent.preventDefault) + .on(link, 'click', L.DomEvent.stop) .on(link, 'click', this._expand, this); } else { L.DomEvent.on(link, 'focus', this._expand, this); } + //Work around for Firefox android issue https://github.com/Leaflet/Leaflet/issues/2033 + L.DomEvent.on(form, 'click', function () { + setTimeout(L.bind(this._onInputClick, this), 0); + }, this); - this._map.on('movestart', this._collapse, this); + this._map.on('click', this._collapse, this); // TODO keyboard accessibility } else { this._expand(); @@ -7406,7 +8475,7 @@ L.Control.Layers = L.Control.extend({ }, _update: function () { - if (!this._container || this._handlingClick) { + if (!this._container) { return; } @@ -7414,18 +8483,35 @@ L.Control.Layers = L.Control.extend({ this._overlaysList.innerHTML = ''; var baseLayersPresent = false, - overlaysPresent = false; + overlaysPresent = false, + i, obj; - for (var i in this._layers) { - if (this._layers.hasOwnProperty(i)) { - var obj = this._layers[i]; - this._addItem(obj); - overlaysPresent = overlaysPresent || obj.overlay; - baseLayersPresent = baseLayersPresent || !obj.overlay; - } + for (i in this._layers) { + obj = this._layers[i]; + this._addItem(obj); + overlaysPresent = overlaysPresent || obj.overlay; + baseLayersPresent = baseLayersPresent || !obj.overlay; + } + + this._separator.style.display = overlaysPresent && baseLayersPresent ? '' : 'none'; + }, + + _onLayerChange: function (e) { + var obj = this._layers[L.stamp(e.layer)]; + + if (!obj) { return; } + + if (!this._handlingClick) { + this._update(); } - this._separator.style.display = (overlaysPresent && baseLayersPresent ? '' : 'none'); + var type = obj.overlay ? + (e.type === 'layeradd' ? 'overlayadd' : 'overlayremove') : + (e.type === 'layeradd' ? 'baselayerchange' : null); + + if (type) { + this._map.fire(type, obj); + } }, // IE7 bugs out if you create a radio dynamically, so you have to do it this hacky way (see http://bit.ly/PqYLBe) @@ -7469,13 +8555,14 @@ L.Control.Layers = L.Control.extend({ var container = obj.overlay ? this._overlaysList : this._baseLayersList; container.appendChild(label); + + return label; }, _onInputClick: function () { var i, input, obj, inputs = this._form.getElementsByTagName('input'), - inputsLen = inputs.length, - baseLayer; + inputsLen = inputs.length; this._handlingClick = true; @@ -7485,19 +8572,15 @@ L.Control.Layers = L.Control.extend({ if (input.checked && !this._map.hasLayer(obj.layer)) { this._map.addLayer(obj.layer); - if (!obj.overlay) { - baseLayer = obj.layer; - } + } else if (!input.checked && this._map.hasLayer(obj.layer)) { this._map.removeLayer(obj.layer); } } - if (baseLayer) { - this._map.fire('baselayerchange', {layer: baseLayer}); - } - this._handlingClick = false; + + this._refocusOnMap(); }, _expand: function () { @@ -7526,6 +8609,7 @@ L.PosAnimation = L.Class.extend({ this._el = el; this._inProgress = true; + this._newPos = newPos; this.fire('start'); @@ -7538,8 +8622,8 @@ L.PosAnimation = L.Class.extend({ // toggle reflow, Chrome flickers for some reason if you don't do this L.Util.falseFn(el.offsetWidth); - // there's no native way to track value updates of tranisitioned properties, so we imitate this - this._stepTimer = setInterval(L.bind(this.fire, this, 'step'), 50); + // there's no native way to track value updates of transitioned properties, so we imitate this + this._stepTimer = setInterval(L.bind(this._onStep, this), 50); }, stop: function () { @@ -7553,10 +8637,23 @@ L.PosAnimation = L.Class.extend({ L.Util.falseFn(this._el.offsetWidth); // force reflow in case we are about to start a new animation }, + _onStep: function () { + var stepPos = this._getPos(); + if (!stepPos) { + this._onTransitionEnd(); + return; + } + // jshint camelcase: false + // make L.DomUtil.getPosition return intermediate position value during animation + this._el._leaflet_pos = stepPos; + + this.fire('step'); + }, + // you can't easily get intermediate values of properties animated with CSS3 Transitions, // we need to parse computed style (in case of transform it returns matrix string) - _transformRe: /(-?[\d\.]+), (-?[\d\.]+)\)/, + _transformRe: /([-+]?(?:\d*\.)?\d+)\D*, ([-+]?(?:\d*\.)?\d+)\D*\)/, _getPos: function () { var left, top, matches, @@ -7565,6 +8662,7 @@ L.PosAnimation = L.Class.extend({ if (L.Browser.any3d) { matches = style[L.DomUtil.TRANSFORM].match(this._transformRe); + if (!matches) { return; } left = parseFloat(matches[1]); top = parseFloat(matches[2]); } else { @@ -7583,6 +8681,10 @@ L.PosAnimation = L.Class.extend({ this._el.style[L.DomUtil.TRANSITION] = ''; + // jshint camelcase: false + // make sure L.DomUtil.getPosition returns the final position value after animation + this._el._leaflet_pos = this._newPos; + clearInterval(this._stepTimer); this.fire('step').fire('end'); @@ -7591,41 +8693,52 @@ L.PosAnimation = L.Class.extend({ }); +/* + * Extends L.Map to handle panning animations. + */ L.Map.include({ - setView: function (center, zoom, forceReset) { - zoom = this._limitZoom(zoom); + setView: function (center, zoom, options) { - var zoomChanged = (this._zoom !== zoom); + zoom = zoom === undefined ? this._zoom : this._limitZoom(zoom); + center = this._limitCenter(L.latLng(center), zoom, this.options.maxBounds); + options = options || {}; - if (this._loaded && !forceReset && this._layers) { + if (this._panAnim) { + this._panAnim.stop(); + } + + if (this._loaded && !options.reset && options !== true) { - if (this._panAnim) { - this._panAnim.stop(); + if (options.animate !== undefined) { + options.zoom = L.extend({animate: options.animate}, options.zoom); + options.pan = L.extend({animate: options.animate}, options.pan); } - var done = (zoomChanged ? - this._zoomToIfClose && this._zoomToIfClose(center, zoom) : - this._panByIfClose(center)); + // try animating pan or zoom + var animated = (this._zoom !== zoom) ? + this._tryAnimatedZoom && this._tryAnimatedZoom(center, zoom, options.zoom) : + this._tryAnimatedPan(center, options.pan); - // exit if animated pan or zoom started - if (done) { + if (animated) { + // prevent resize handler call, the view will refresh after animation anyway clearTimeout(this._sizeTimer); return this; } } - // reset the map view + // animation didn't start, just reset the map view this._resetView(center, zoom); return this; }, - panBy: function (offset, duration, easeLinearity) { - offset = L.point(offset); + panBy: function (offset, options) { + offset = L.point(offset).round(); + options = options || {}; - if (!(offset.x || offset.y)) { + if (!offset.x && !offset.y) { return this; } @@ -7638,12 +8751,21 @@ L.Map.include({ }, this); } - this.fire('movestart'); + // don't fire movestart if animating inertia + if (!options.noMoveStart) { + this.fire('movestart'); + } - L.DomUtil.addClass(this._mapPane, 'leaflet-pan-anim'); + // animate pan unless animate: false specified + if (options.animate !== false) { + L.DomUtil.addClass(this._mapPane, 'leaflet-pan-anim'); - var newPos = L.DomUtil.getPosition(this._mapPane).subtract(offset); - this._panAnim.run(this._mapPane, newPos, duration || 0.25, easeLinearity); + var newPos = this._getMapPanePos().subtract(offset); + this._panAnim.run(this._mapPane, newPos, options.duration || 0.25, options.easeLinearity); + } else { + this._rawPanBy(offset); + this.fire('move').fire('moveend'); + } return this; }, @@ -7657,23 +8779,16 @@ L.Map.include({ this.fire('moveend'); }, - _panByIfClose: function (center) { + _tryAnimatedPan: function (center, options) { // difference between the new and current centers in pixels var offset = this._getCenterOffset(center)._floor(); - if (this._offsetIsWithinView(offset)) { - this.panBy(offset); - return true; - } - return false; - }, + // don't animate too far unless animate: true specified in options + if ((options && options.animate) !== true && !this.getSize().contains(offset)) { return false; } - _offsetIsWithinView: function (offset, multiplyFactor) { - var m = multiplyFactor || 1, - size = this.getSize(); + this.panBy(offset, options); - return (Math.abs(offset.x) <= size.x * m) && - (Math.abs(offset.y) <= size.y * m); + return true; } }); @@ -7747,113 +8862,187 @@ L.PosAnimation = L.DomUtil.TRANSITION ? L.PosAnimation : L.PosAnimation.extend({ }); +/* + * Extends L.Map to handle zoom animations. + */ + L.Map.mergeOptions({ - zoomAnimation: L.DomUtil.TRANSITION && !L.Browser.android23 && !L.Browser.mobileOpera + zoomAnimation: true, + zoomAnimationThreshold: 4 }); if (L.DomUtil.TRANSITION) { + L.Map.addInitHook(function () { - L.DomEvent.on(this._mapPane, L.DomUtil.TRANSITION_END, this._catchTransitionEnd, this); + // don't animate on browsers without hardware-accelerated transitions or old Android/Opera + this._zoomAnimated = this.options.zoomAnimation && L.DomUtil.TRANSITION && + L.Browser.any3d && !L.Browser.android23 && !L.Browser.mobileOpera; + + // zoom transitions run with the same duration for all layers, so if one of transitionend events + // happens after starting zoom animation (propagating to the map pane), we know that it ended globally + if (this._zoomAnimated) { + L.DomEvent.on(this._mapPane, L.DomUtil.TRANSITION_END, this._catchTransitionEnd, this); + } }); } L.Map.include(!L.DomUtil.TRANSITION ? {} : { - _zoomToIfClose: function (center, zoom) { + _catchTransitionEnd: function (e) { + if (this._animatingZoom && e.propertyName.indexOf('transform') >= 0) { + this._onZoomTransitionEnd(); + } + }, + + _nothingToAnimate: function () { + return !this._container.getElementsByClassName('leaflet-zoom-animated').length; + }, + + _tryAnimatedZoom: function (center, zoom, options) { if (this._animatingZoom) { return true; } - if (!this.options.zoomAnimation) { return false; } + options = options || {}; - var scale = this.getZoomScale(zoom), - offset = this._getCenterOffset(center)._divideBy(1 - 1 / scale); + // don't animate if disabled, not supported or zoom difference is too large + if (!this._zoomAnimated || options.animate === false || this._nothingToAnimate() || + Math.abs(zoom - this._zoom) > this.options.zoomAnimationThreshold) { return false; } - // if offset does not exceed half of the view - if (!this._offsetIsWithinView(offset, 1)) { return false; } + // offset is the pixel coords of the zoom origin relative to the current center + var scale = this.getZoomScale(zoom), + offset = this._getCenterOffset(center)._divideBy(1 - 1 / scale), + origin = this._getCenterLayerPoint()._add(offset); - L.DomUtil.addClass(this._mapPane, 'leaflet-zoom-anim'); + // don't animate if the zoom origin isn't within one screen from the current center, unless forced + if (options.animate !== true && !this.getSize().contains(offset)) { return false; } this .fire('movestart') .fire('zoomstart'); - this.fire('zoomanim', { - center: center, - zoom: zoom - }); - - var origin = this._getCenterLayerPoint().add(offset); - - this._prepareTileBg(); - this._runAnimation(center, zoom, scale, origin); + this._animateZoom(center, zoom, origin, scale, null, true); return true; }, - _catchTransitionEnd: function (e) { - if (this._animatingZoom) { - this._onZoomTransitionEnd(); + _animateZoom: function (center, zoom, origin, scale, delta, backwards, forTouchZoom) { + + if (!forTouchZoom) { + this._animatingZoom = true; } - }, - _runAnimation: function (center, zoom, scale, origin, backwardsTransform) { + // put transform transition on all layers with leaflet-zoom-animated class + L.DomUtil.addClass(this._mapPane, 'leaflet-zoom-anim'); + + // remember what center/zoom to set after animation this._animateToCenter = center; this._animateToZoom = zoom; - this._animatingZoom = true; + // disable any dragging during animation if (L.Draggable) { L.Draggable._disabled = true; } - var transform = L.DomUtil.TRANSFORM, - tileBg = this._tileBg; + L.Util.requestAnimFrame(function () { + this.fire('zoomanim', { + center: center, + zoom: zoom, + origin: origin, + scale: scale, + delta: delta, + backwards: backwards + }); + }, this); + }, - clearTimeout(this._clearTileBgTimer); + _onZoomTransitionEnd: function () { - L.Util.falseFn(tileBg.offsetWidth); //hack to make sure transform is updated before running animation + this._animatingZoom = false; - var scaleStr = L.DomUtil.getScaleString(scale, origin), - oldTransform = tileBg.style[transform]; + L.DomUtil.removeClass(this._mapPane, 'leaflet-zoom-anim'); - tileBg.style[transform] = backwardsTransform ? - oldTransform + ' ' + scaleStr : - scaleStr + ' ' + oldTransform; - }, + this._resetView(this._animateToCenter, this._animateToZoom, true, true); - _prepareTileBg: function () { - var tilePane = this._tilePane, - tileBg = this._tileBg; + if (L.Draggable) { + L.Draggable._disabled = false; + } + } +}); - // If foreground layer doesn't have many tiles but bg layer does, keep the existing bg layer and just zoom it some more - if (tileBg && this._getLoadedTilesPercentage(tileBg) > 0.5 && - this._getLoadedTilesPercentage(tilePane) < 0.5) { - tilePane.style.visibility = 'hidden'; - tilePane.empty = true; - this._stopLoadingImages(tilePane); - return; +/* + Zoom animation logic for L.TileLayer. +*/ + +L.TileLayer.include({ + _animateZoom: function (e) { + if (!this._animating) { + this._animating = true; + this._prepareBgBuffer(); } - if (!tileBg) { - tileBg = this._tileBg = this._createPane('leaflet-tile-pane', this._mapPane); - tileBg.style.zIndex = 1; + var bg = this._bgBuffer, + transform = L.DomUtil.TRANSFORM, + initialTransform = e.delta ? L.DomUtil.getTranslateString(e.delta) : bg.style[transform], + scaleStr = L.DomUtil.getScaleString(e.scale, e.origin); + + bg.style[transform] = e.backwards ? + scaleStr + ' ' + initialTransform : + initialTransform + ' ' + scaleStr; + }, + + _endZoomAnim: function () { + var front = this._tileContainer, + bg = this._bgBuffer; + + front.style.visibility = ''; + front.parentNode.appendChild(front); // Bring to fore + + // force reflow + L.Util.falseFn(bg.offsetWidth); + + this._animating = false; + }, + + _clearBgBuffer: function () { + var map = this._map; + + if (map && !map._animatingZoom && !map.touchZoom._zooming) { + this._bgBuffer.innerHTML = ''; + this._bgBuffer.style[L.DomUtil.TRANSFORM] = ''; } + }, + + _prepareBgBuffer: function () { + + var front = this._tileContainer, + bg = this._bgBuffer; + + // if foreground layer doesn't have many tiles but bg layer does, + // keep the existing bg layer and just zoom it some more + + var bgLoaded = this._getLoadedTilesPercentage(bg), + frontLoaded = this._getLoadedTilesPercentage(front); + + if (bg && bgLoaded > 0.5 && frontLoaded < 0.5) { - // prepare the background pane to become the main tile pane - tileBg.style[L.DomUtil.TRANSFORM] = ''; - tileBg.style.visibility = 'hidden'; + front.style.visibility = 'hidden'; + this._stopLoadingImages(front); + return; + } - // tells tile layers to reinitialize their containers - tileBg.empty = true; //new FG - tilePane.empty = false; //new BG + // prepare the buffer to become the front tile pane + bg.style.visibility = 'hidden'; + bg.style[L.DomUtil.TRANSFORM] = ''; - //Switch out the current layer to be the new bg layer (And vice-versa) - this._tilePane = this._panes.tilePane = tileBg; - var newTileBg = this._tileBg = tilePane; + // switch out the current layer to be the new bg layer (and vice-versa) + this._tileContainer = bg; + bg = this._bgBuffer = front; - L.DomUtil.addClass(newTileBg, 'leaflet-zoom-animated'); + this._stopLoadingImages(bg); - this._stopLoadingImages(newTileBg); + //prevent bg buffer from clearing right after zoom + clearTimeout(this._clearBgBufferTimer); }, _getLoadedTilesPercentage: function (container) { @@ -7884,38 +9073,12 @@ L.Map.include(!L.DomUtil.TRANSITION ? {} : { tile.parentNode.removeChild(tile); } } - }, - - _onZoomTransitionEnd: function () { - this._restoreTileFront(); - L.Util.falseFn(this._tileBg.offsetWidth); // force reflow - this._resetView(this._animateToCenter, this._animateToZoom, true, true); - - L.DomUtil.removeClass(this._mapPane, 'leaflet-zoom-anim'); - this._animatingZoom = false; - - if (L.Draggable) { - L.Draggable._disabled = false; - } - }, - - _restoreTileFront: function () { - this._tilePane.innerHTML = ''; - this._tilePane.style.visibility = ''; - this._tilePane.style.zIndex = 2; - this._tileBg.style.zIndex = 1; - }, - - _clearTileBg: function () { - if (!this._animatingZoom && !this.touchZoom._zooming) { - this._tileBg.innerHTML = ''; - } } }); /* - * Provides L.Map with convenient shortcuts for W3C geolocation. + * Provides L.Map with convenient shortcuts for using browser geolocation features. */ L.Map.include({ @@ -7930,12 +9093,12 @@ L.Map.include({ locate: function (/*Object*/ options) { - options = this._locationOptions = L.extend(this._defaultLocateOptions, options); + options = this._locateOptions = L.extend(this._defaultLocateOptions, options); if (!navigator.geolocation) { this._handleGeolocationError({ code: 0, - message: "Geolocation not supported." + message: 'Geolocation not supported.' }); return this; } @@ -7956,53 +9119,62 @@ L.Map.include({ if (navigator.geolocation) { navigator.geolocation.clearWatch(this._locationWatchId); } + if (this._locateOptions) { + this._locateOptions.setView = false; + } return this; }, _handleGeolocationError: function (error) { var c = error.code, message = error.message || - (c === 1 ? "permission denied" : - (c === 2 ? "position unavailable" : "timeout")); + (c === 1 ? 'permission denied' : + (c === 2 ? 'position unavailable' : 'timeout')); - if (this._locationOptions.setView && !this._loaded) { + if (this._locateOptions.setView && !this._loaded) { this.fitWorld(); } this.fire('locationerror', { code: c, - message: "Geolocation error: " + message + "." + message: 'Geolocation error: ' + message + '.' }); }, _handleGeolocationResponse: function (pos) { - var latAccuracy = 180 * pos.coords.accuracy / 4e7, - lngAccuracy = latAccuracy * 2, - - lat = pos.coords.latitude, + var lat = pos.coords.latitude, lng = pos.coords.longitude, latlng = new L.LatLng(lat, lng), - sw = new L.LatLng(lat - latAccuracy, lng - lngAccuracy), - ne = new L.LatLng(lat + latAccuracy, lng + lngAccuracy), - bounds = new L.LatLngBounds(sw, ne), + latAccuracy = 180 * pos.coords.accuracy / 40075017, + lngAccuracy = latAccuracy / Math.cos(L.LatLng.DEG_TO_RAD * lat), + + bounds = L.latLngBounds( + [lat - latAccuracy, lng - lngAccuracy], + [lat + latAccuracy, lng + lngAccuracy]), - options = this._locationOptions; + options = this._locateOptions; if (options.setView) { var zoom = Math.min(this.getBoundsZoom(bounds), options.maxZoom); this.setView(latlng, zoom); } - this.fire('locationfound', { + var data = { latlng: latlng, bounds: bounds, - accuracy: pos.coords.accuracy - }); - } -}); + timestamp: pos.timestamp + }; + for (var i in pos.coords) { + if (typeof pos.coords[i] === 'number') { + data[i] = pos.coords[i]; + } + } + this.fire('locationfound', data); + } +}); -}(this)); +}(window, document)); \ No newline at end of file