X-Git-Url: https://git.openstreetmap.org./rails.git/blobdiff_plain/9d2f920feb9dce028b985e8d452538d3df7a1d9c..a6d5bc4a000084eedde178cfa1c5fdbb02db0c38:/vendor/assets/leaflet/leaflet.js?ds=sidebyside diff --git a/vendor/assets/leaflet/leaflet.js b/vendor/assets/leaflet/leaflet.js index 63f6fb790..a845eb6ae 100644 --- a/vendor/assets/leaflet/leaflet.js +++ b/vendor/assets/leaflet/leaflet.js @@ -1,6 +1,6 @@ /* @preserve - * Leaflet 1.3.1, a JS library for interactive maps. http://leafletjs.com - * (c) 2010-2017 Vladimir Agafonkin, (c) 2010-2011 CloudMade + * Leaflet 1.5.1+build.2e3e0ff, a JS library for interactive maps. http://leafletjs.com + * (c) 2010-2018 Vladimir Agafonkin, (c) 2010-2011 CloudMade */ (function (global, factory) { @@ -9,7 +9,7 @@ (factory((global.L = {}))); }(this, (function (exports) { 'use strict'; -var version = "1.3.1"; +var version = "1.5.1+build.2e3e0ffb"; /* * @namespace Util @@ -127,8 +127,8 @@ function falseFn() { return false; } // @function formatNum(num: Number, digits?: Number): Number // Returns the number `num` rounded to `digits` decimals, or to 6 decimals by default. function formatNum(num, digits) { - var pow = Math.pow(10, (digits === undefined ? 6 : digits)); - return Math.round(num * pow) / pow; + digits = (digits === undefined ? 6 : digits); + return +(Math.round(num + ('e+' + digits)) + ('e-' + digits)); } // @function trim(str: String): String @@ -468,7 +468,7 @@ var Events = { * * @alternative * @method off: this - * Removes all listeners to all events on the object. + * Removes all listeners to all events on the object. This includes implicitly attached events. */ off: function (types, fn, context) { @@ -1360,7 +1360,7 @@ function toLatLngBounds(a, b) { * map.panTo(L.latLng(50, 30)); * ``` * - * Note that `LatLng` does not inherit from Leafet's `Class` object, + * Note that `LatLng` does not inherit from Leaflet's `Class` object, * which means new classes can't inherit from it, and new methods * can't be added to it with the `include` function. */ @@ -1648,9 +1648,11 @@ var Earth = extend({}, CRS, { * a sphere. Used by the `EPSG:3857` CRS. */ +var earthRadius = 6378137; + var SphericalMercator = { - R: 6378137, + R: earthRadius, MAX_LATITUDE: 85.0511287798, project: function (latlng) { @@ -1673,7 +1675,7 @@ var SphericalMercator = { }, bounds: (function () { - var d = 6378137 * Math.PI; + var d = earthRadius * Math.PI; return new Bounds([-d, -d], [d, d]); })() }; @@ -1922,7 +1924,7 @@ var mobileOpera = mobile && opera; var mobileGecko = mobile && gecko; // @property retina: Boolean -// `true` for browsers on a high-resolution "retina" screen. +// `true` for browsers on a high-resolution "retina" screen or on any screen when browser's display zoom is more than 100%. var retina = (window.devicePixelRatio || (window.screen.deviceXDPI / window.screen.logicalXDPI)) > 1; @@ -2171,6 +2173,7 @@ function addDoubleTapListener(obj, handler, id) { touch$$1 = newTouch; } touch$$1.type = 'dblclick'; + touch$$1.button = 0; handler(touch$$1); last = null; } @@ -2207,671 +2210,703 @@ function removeDoubleTapListener(obj, id) { } /* - * @namespace DomEvent - * Utility functions to work with the [DOM events](https://developer.mozilla.org/docs/Web/API/Event), used by Leaflet internally. + * @namespace DomUtil + * + * Utility functions to work with the [DOM](https://developer.mozilla.org/docs/Web/API/Document_Object_Model) + * tree, used by Leaflet internally. + * + * Most functions expecting or returning a `HTMLElement` also work for + * SVG elements. The only difference is that classes refer to CSS classes + * in HTML and SVG classes in SVG. */ -// Inspired by John Resig, Dean Edwards and YUI addEvent implementations. - -// @function on(el: HTMLElement, types: String, fn: Function, context?: Object): this -// Adds a listener function (`fn`) to a particular DOM event type of the -// element `el`. You can optionally specify the context of the listener -// (object the `this` keyword will point to). You can also pass several -// space-separated types (e.g. `'click dblclick'`). - -// @alternative -// @function on(el: HTMLElement, eventMap: Object, context?: Object): this -// Adds a set of type/listener pairs, e.g. `{click: onClick, mousemove: onMouseMove}` -function on(obj, types, fn, context) { - if (typeof types === 'object') { - for (var type in types) { - addOne(obj, type, types[type], fn); - } - } else { - types = splitWords(types); +// @property TRANSFORM: String +// Vendor-prefixed transform style name (e.g. `'webkitTransform'` for WebKit). +var TRANSFORM = testProp( + ['transform', 'webkitTransform', 'OTransform', 'MozTransform', 'msTransform']); - for (var i = 0, len = types.length; i < len; i++) { - addOne(obj, types[i], fn, context); - } - } +// 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 - return this; -} +// @property TRANSITION: String +// Vendor-prefixed transition style name. +var TRANSITION = testProp( + ['webkitTransition', 'transition', 'OTransition', 'MozTransition', 'msTransition']); -var eventsKey = '_leaflet_events'; +// @property TRANSITION_END: String +// Vendor-prefixed transitionend event name. +var TRANSITION_END = + TRANSITION === 'webkitTransition' || TRANSITION === 'OTransition' ? TRANSITION + 'End' : 'transitionend'; -// @function off(el: HTMLElement, types: String, fn: Function, context?: Object): this -// Removes a previously added listener function. -// Note that if you passed a custom context to on, you must pass the same -// context to `off` in order to remove the listener. -// @alternative -// @function off(el: HTMLElement, eventMap: Object, context?: Object): this -// Removes a set of type/listener pairs, e.g. `{click: onClick, mousemove: onMouseMove}` -function off(obj, types, fn, context) { +// @function get(id: String|HTMLElement): HTMLElement +// Returns an element given its DOM id, or returns the element itself +// if it was passed directly. +function get(id) { + return typeof id === 'string' ? document.getElementById(id) : id; +} - if (typeof types === 'object') { - for (var type in types) { - removeOne(obj, type, types[type], fn); - } - } else if (types) { - types = splitWords(types); +// @function getStyle(el: HTMLElement, styleAttrib: String): String +// Returns the value for a certain style attribute on an element, +// including computed values or values set through CSS. +function getStyle(el, style) { + var value = el.style[style] || (el.currentStyle && el.currentStyle[style]); - for (var i = 0, len = types.length; i < len; i++) { - removeOne(obj, types[i], fn, context); - } - } else { - for (var j in obj[eventsKey]) { - removeOne(obj, j, obj[eventsKey][j]); - } - delete obj[eventsKey]; + if ((!value || value === 'auto') && document.defaultView) { + var css = document.defaultView.getComputedStyle(el, null); + value = css ? css[style] : null; } - - return this; + return value === 'auto' ? null : value; } -function addOne(obj, type, fn, context) { - var id = type + stamp(fn) + (context ? '_' + stamp(context) : ''); - - if (obj[eventsKey] && obj[eventsKey][id]) { return this; } - - var handler = function (e) { - return fn.call(context || obj, e || window.event); - }; - - var originalHandler = handler; - - if (pointer && type.indexOf('touch') === 0) { - // Needs DomEvent.Pointer.js - addPointerListener(obj, type, handler, id); - - } else if (touch && (type === 'dblclick') && addDoubleTapListener && - !(pointer && chrome)) { - // Chrome >55 does not need the synthetic dblclicks from addDoubleTapListener - // See #5180 - addDoubleTapListener(obj, handler, id); - - } else if ('addEventListener' in obj) { - - if (type === 'mousewheel') { - obj.addEventListener('onwheel' in obj ? 'wheel' : 'mousewheel', handler, false); - - } else if ((type === 'mouseenter') || (type === 'mouseleave')) { - handler = function (e) { - e = e || window.event; - if (isExternalTarget(obj, e)) { - originalHandler(e); - } - }; - obj.addEventListener(type === 'mouseenter' ? 'mouseover' : 'mouseout', handler, false); - - } else { - if (type === 'click' && android) { - handler = function (e) { - filterClick(e, originalHandler); - }; - } - obj.addEventListener(type, handler, false); - } +// @function create(tagName: String, className?: String, container?: HTMLElement): HTMLElement +// Creates an HTML element with `tagName`, sets its class to `className`, and optionally appends it to `container` element. +function create$1(tagName, className, container) { + var el = document.createElement(tagName); + el.className = className || ''; - } else if ('attachEvent' in obj) { - obj.attachEvent('on' + type, handler); + if (container) { + container.appendChild(el); } - - obj[eventsKey] = obj[eventsKey] || {}; - obj[eventsKey][id] = handler; + return el; } -function removeOne(obj, type, fn, context) { - - var id = type + stamp(fn) + (context ? '_' + stamp(context) : ''), - handler = obj[eventsKey] && obj[eventsKey][id]; - - if (!handler) { return this; } +// @function remove(el: HTMLElement) +// Removes `el` from its parent element +function remove(el) { + var parent = el.parentNode; + if (parent) { + parent.removeChild(el); + } +} - if (pointer && type.indexOf('touch') === 0) { - removePointerListener(obj, type, id); +// @function empty(el: HTMLElement) +// Removes all of `el`'s children elements from `el` +function empty(el) { + while (el.firstChild) { + el.removeChild(el.firstChild); + } +} - } else if (touch && (type === 'dblclick') && removeDoubleTapListener && - !(pointer && chrome)) { - removeDoubleTapListener(obj, id); +// @function toFront(el: HTMLElement) +// Makes `el` the last child of its parent, so it renders in front of the other children. +function toFront(el) { + var parent = el.parentNode; + if (parent && parent.lastChild !== el) { + parent.appendChild(el); + } +} - } else if ('removeEventListener' in obj) { +// @function toBack(el: HTMLElement) +// Makes `el` the first child of its parent, so it renders behind the other children. +function toBack(el) { + var parent = el.parentNode; + if (parent && parent.firstChild !== el) { + parent.insertBefore(el, parent.firstChild); + } +} - if (type === 'mousewheel') { - obj.removeEventListener('onwheel' in obj ? 'wheel' : 'mousewheel', handler, false); +// @function hasClass(el: HTMLElement, name: String): Boolean +// Returns `true` if the element's class attribute contains `name`. +function hasClass(el, name) { + if (el.classList !== undefined) { + return el.classList.contains(name); + } + var className = getClass(el); + return className.length > 0 && new RegExp('(^|\\s)' + name + '(\\s|$)').test(className); +} - } else { - obj.removeEventListener( - type === 'mouseenter' ? 'mouseover' : - type === 'mouseleave' ? 'mouseout' : type, handler, false); +// @function addClass(el: HTMLElement, name: String) +// Adds `name` to the element's class attribute. +function addClass(el, name) { + if (el.classList !== undefined) { + var classes = splitWords(name); + for (var i = 0, len = classes.length; i < len; i++) { + el.classList.add(classes[i]); } - - } else if ('detachEvent' in obj) { - obj.detachEvent('on' + type, handler); + } else if (!hasClass(el, name)) { + var className = getClass(el); + setClass(el, (className ? className + ' ' : '') + name); } - - obj[eventsKey][id] = null; } -// @function stopPropagation(ev: DOMEvent): this -// Stop the given event from propagation to parent elements. Used inside the listener functions: -// ```js -// L.DomEvent.on(div, 'click', function (ev) { -// L.DomEvent.stopPropagation(ev); -// }); -// ``` -function stopPropagation(e) { - - if (e.stopPropagation) { - e.stopPropagation(); - } else if (e.originalEvent) { // In case of Leaflet event. - e.originalEvent._stopped = true; +// @function removeClass(el: HTMLElement, name: String) +// Removes `name` from the element's class attribute. +function removeClass(el, name) { + if (el.classList !== undefined) { + el.classList.remove(name); } else { - e.cancelBubble = true; + setClass(el, trim((' ' + getClass(el) + ' ').replace(' ' + name + ' ', ' '))); } - skipped(e); - - return this; } -// @function disableScrollPropagation(el: HTMLElement): this -// Adds `stopPropagation` to the element's `'mousewheel'` events (plus browser variants). -function disableScrollPropagation(el) { - addOne(el, 'mousewheel', stopPropagation); - return this; +// @function setClass(el: HTMLElement, name: String) +// Sets the element's class. +function setClass(el, name) { + if (el.className.baseVal === undefined) { + el.className = name; + } else { + // in case of SVG element + el.className.baseVal = name; + } } -// @function disableClickPropagation(el: HTMLElement): this -// Adds `stopPropagation` to the element's `'click'`, `'doubleclick'`, -// `'mousedown'` and `'touchstart'` events (plus browser variants). -function disableClickPropagation(el) { - on(el, 'mousedown touchstart dblclick', stopPropagation); - addOne(el, 'click', fakeStop); - return this; +// @function getClass(el: HTMLElement): String +// Returns the element's class. +function getClass(el) { + // Check if the element is an SVGElementInstance and use the correspondingElement instead + // (Required for linked SVG elements in IE11.) + if (el.correspondingElement) { + el = el.correspondingElement; + } + return el.className.baseVal === undefined ? el.className : el.className.baseVal; } -// @function preventDefault(ev: DOMEvent): this -// Prevents the default action of the DOM Event `ev` from happening (such as -// following a link in the href of the a element, or doing a POST request -// with page reload when a `
` is submitted). -// Use it inside listener functions. -function preventDefault(e) { - if (e.preventDefault) { - e.preventDefault(); - } else { - e.returnValue = false; +// @function setOpacity(el: HTMLElement, opacity: Number) +// Set the opacity of an element (including old IE support). +// `opacity` must be a number from `0` to `1`. +function setOpacity(el, value) { + if ('opacity' in el.style) { + el.style.opacity = value; + } else if ('filter' in el.style) { + _setOpacityIE(el, value); } - return this; } -// @function stop(ev: DOMEvent): this -// Does `stopPropagation` and `preventDefault` at the same time. -function stop(e) { - preventDefault(e); - stopPropagation(e); - return this; -} +function _setOpacityIE(el, value) { + var filter = false, + filterName = 'DXImageTransform.Microsoft.Alpha'; -// @function getMousePosition(ev: DOMEvent, container?: HTMLElement): Point -// Gets normalized mouse position from a DOM event relative to the -// `container` or to the whole page if not specified. -function getMousePosition(e, container) { - if (!container) { - return new Point(e.clientX, e.clientY); + // filters collection throws an error if we try to retrieve a filter that doesn't exist + 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; } } - var rect = container.getBoundingClientRect(); + value = Math.round(value * 100); - var scaleX = rect.width / container.offsetWidth || 1; - var scaleY = rect.height / container.offsetHeight || 1; - return new Point( - e.clientX / scaleX - rect.left - container.clientLeft, - e.clientY / scaleY - rect.top - container.clientTop); + if (filter) { + filter.Enabled = (value !== 100); + filter.Opacity = value; + } else { + el.style.filter += ' progid:' + filterName + '(opacity=' + value + ')'; + } } -// Chrome on Win scrolls double the pixels as in other platforms (see #4538), -// and Firefox scrolls device pixels, not CSS pixels -var wheelPxFactor = - (win && chrome) ? 2 * window.devicePixelRatio : - gecko ? window.devicePixelRatio : 1; +// @function testProp(props: String[]): String|false +// Goes through the array of style names and returns the first name +// that is a valid style name for an element. If no such name is found, +// it returns false. Useful for vendor-prefixed styles like `transform`. +function testProp(props) { + var style = document.documentElement.style; -// @function getWheelDelta(ev: DOMEvent): Number -// Gets normalized wheel delta from a mousewheel DOM event, in vertical -// pixels scrolled (negative if scrolling down). -// Events from pointing devices without precise scrolling are mapped to -// a best guess of 60 pixels. -function getWheelDelta(e) { - return (edge) ? e.wheelDeltaY / 2 : // Don't trust window-geometry-based delta - (e.deltaY && e.deltaMode === 0) ? -e.deltaY / wheelPxFactor : // Pixels - (e.deltaY && e.deltaMode === 1) ? -e.deltaY * 20 : // Lines - (e.deltaY && e.deltaMode === 2) ? -e.deltaY * 60 : // Pages - (e.deltaX || e.deltaZ) ? 0 : // Skip horizontal/depth wheel events - e.wheelDelta ? (e.wheelDeltaY || e.wheelDelta) / 2 : // Legacy IE pixels - (e.detail && Math.abs(e.detail) < 32765) ? -e.detail * 20 : // Legacy Moz lines - e.detail ? e.detail / -32765 * 60 : // Legacy Moz pages - 0; + for (var i = 0; i < props.length; i++) { + if (props[i] in style) { + return props[i]; + } + } + return false; } -var skipEvents = {}; +// @function setTransform(el: HTMLElement, offset: Point, scale?: Number) +// Resets the 3D CSS transform of `el` so it is translated by `offset` pixels +// and optionally scaled by `scale`. Does not have an effect if the +// browser doesn't support 3D CSS transforms. +function setTransform(el, offset, scale) { + var pos = offset || new Point(0, 0); -function fakeStop(e) { - // fakes stopPropagation by setting a special event flag, checked/reset with skipped(e) - skipEvents[e.type] = true; + el.style[TRANSFORM] = + (ie3d ? + 'translate(' + pos.x + 'px,' + pos.y + 'px)' : + 'translate3d(' + pos.x + 'px,' + pos.y + 'px,0)') + + (scale ? ' scale(' + scale + ')' : ''); } -function skipped(e) { - var events = skipEvents[e.type]; - // reset when checking, as it's only used in map container and propagates outside of the map - skipEvents[e.type] = false; - return events; +// @function setPosition(el: HTMLElement, position: Point) +// Sets the position of `el` to coordinates specified by `position`, +// using CSS translate or top/left positioning depending on the browser +// (used by Leaflet internally to position its layers). +function setPosition(el, point) { + + /*eslint-disable */ + el._leaflet_pos = point; + /* eslint-enable */ + + if (any3d) { + setTransform(el, point); + } else { + el.style.left = point.x + 'px'; + el.style.top = point.y + 'px'; + } } -// check if element really left/entered the event target (for mouseenter/mouseleave) -function isExternalTarget(el, e) { +// @function getPosition(el: HTMLElement): Point +// Returns the coordinates of an element previously positioned with setPosition. +function getPosition(el) { + // this method is only used for elements previously positioned using setPosition, + // so it's safe to cache the position for performance - var related = e.relatedTarget; + return el._leaflet_pos || new Point(0, 0); +} - if (!related) { return true; } +// @function disableTextSelection() +// Prevents the user from generating `selectstart` DOM events, usually generated +// when the user drags the mouse through a page with text. Used internally +// by Leaflet to override the behaviour of any click-and-drag interaction on +// the map. Affects drag interactions on the whole document. - try { - while (related && (related !== el)) { - related = related.parentNode; +// @function enableTextSelection() +// Cancels the effects of a previous [`L.DomUtil.disableTextSelection`](#domutil-disabletextselection). +var disableTextSelection; +var enableTextSelection; +var _userSelect; +if ('onselectstart' in document) { + disableTextSelection = function () { + on(window, 'selectstart', preventDefault); + }; + enableTextSelection = function () { + off(window, 'selectstart', preventDefault); + }; +} else { + var userSelectProperty = testProp( + ['userSelect', 'WebkitUserSelect', 'OUserSelect', 'MozUserSelect', 'msUserSelect']); + + disableTextSelection = function () { + if (userSelectProperty) { + var style = document.documentElement.style; + _userSelect = style[userSelectProperty]; + style[userSelectProperty] = 'none'; } - } catch (err) { - return false; - } - return (related !== el); + }; + enableTextSelection = function () { + if (userSelectProperty) { + document.documentElement.style[userSelectProperty] = _userSelect; + _userSelect = undefined; + } + }; } -var lastClick; - -// this is a horrible workaround for a bug in Android where a single touch triggers two click events -function filterClick(e, handler) { - var timeStamp = (e.timeStamp || (e.originalEvent && e.originalEvent.timeStamp)), - elapsed = lastClick && (timeStamp - lastClick); +// @function disableImageDrag() +// As [`L.DomUtil.disableTextSelection`](#domutil-disabletextselection), but +// for `dragstart` DOM events, usually generated when the user drags an image. +function disableImageDrag() { + on(window, 'dragstart', preventDefault); +} - // 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 +// @function enableImageDrag() +// Cancels the effects of a previous [`L.DomUtil.disableImageDrag`](#domutil-disabletextselection). +function enableImageDrag() { + off(window, 'dragstart', preventDefault); +} - if ((elapsed && elapsed > 100 && elapsed < 500) || (e.target._simulatedClick && !e._simulated)) { - stop(e); - return; +var _outlineElement; +var _outlineStyle; +// @function preventOutline(el: HTMLElement) +// Makes the [outline](https://developer.mozilla.org/docs/Web/CSS/outline) +// of the element `el` invisible. Used internally by Leaflet to prevent +// focusable elements from displaying an outline when the user performs a +// drag interaction on them. +function preventOutline(element) { + while (element.tabIndex === -1) { + element = element.parentNode; } - lastClick = timeStamp; + if (!element.style) { return; } + restoreOutline(); + _outlineElement = element; + _outlineStyle = element.style.outline; + element.style.outline = 'none'; + on(window, 'keydown', restoreOutline); +} - handler(e); +// @function restoreOutline() +// Cancels the effects of a previous [`L.DomUtil.preventOutline`](). +function restoreOutline() { + if (!_outlineElement) { return; } + _outlineElement.style.outline = _outlineStyle; + _outlineElement = undefined; + _outlineStyle = undefined; + off(window, 'keydown', restoreOutline); } +// @function getSizedParentNode(el: HTMLElement): HTMLElement +// Finds the closest parent node which size (width and height) is not null. +function getSizedParentNode(element) { + do { + element = element.parentNode; + } while ((!element.offsetWidth || !element.offsetHeight) && element !== document.body); + return element; +} +// @function getScale(el: HTMLElement): Object +// Computes the CSS scale currently applied on the element. +// Returns an object with `x` and `y` members as horizontal and vertical scales respectively, +// and `boundingClientRect` as the result of [`getBoundingClientRect()`](https://developer.mozilla.org/en-US/docs/Web/API/Element/getBoundingClientRect). +function getScale(element) { + var rect = element.getBoundingClientRect(); // Read-only in old browsers. + return { + x: rect.width / element.offsetWidth || 1, + y: rect.height / element.offsetHeight || 1, + boundingClientRect: rect + }; +} -var DomEvent = (Object.freeze || Object)({ - on: on, - off: off, - stopPropagation: stopPropagation, - disableScrollPropagation: disableScrollPropagation, - disableClickPropagation: disableClickPropagation, - preventDefault: preventDefault, - stop: stop, - getMousePosition: getMousePosition, - getWheelDelta: getWheelDelta, - fakeStop: fakeStop, - skipped: skipped, - isExternalTarget: isExternalTarget, - addListener: on, - removeListener: off + +var DomUtil = (Object.freeze || Object)({ + TRANSFORM: TRANSFORM, + TRANSITION: TRANSITION, + TRANSITION_END: TRANSITION_END, + get: get, + getStyle: getStyle, + create: create$1, + remove: remove, + empty: empty, + toFront: toFront, + toBack: toBack, + hasClass: hasClass, + addClass: addClass, + removeClass: removeClass, + setClass: setClass, + getClass: getClass, + setOpacity: setOpacity, + testProp: testProp, + setTransform: setTransform, + setPosition: setPosition, + getPosition: getPosition, + disableTextSelection: disableTextSelection, + enableTextSelection: enableTextSelection, + disableImageDrag: disableImageDrag, + enableImageDrag: enableImageDrag, + preventOutline: preventOutline, + restoreOutline: restoreOutline, + getSizedParentNode: getSizedParentNode, + getScale: getScale }); /* - * @namespace DomUtil - * - * Utility functions to work with the [DOM](https://developer.mozilla.org/docs/Web/API/Document_Object_Model) - * tree, used by Leaflet internally. - * - * Most functions expecting or returning a `HTMLElement` also work for - * SVG elements. The only difference is that classes refer to CSS classes - * in HTML and SVG classes in SVG. + * @namespace DomEvent + * Utility functions to work with the [DOM events](https://developer.mozilla.org/docs/Web/API/Event), used by Leaflet internally. */ +// Inspired by John Resig, Dean Edwards and YUI addEvent implementations. -// @property TRANSFORM: String -// Vendor-prefixed transform style name (e.g. `'webkitTransform'` for WebKit). -var TRANSFORM = 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 +// @function on(el: HTMLElement, types: String, fn: Function, context?: Object): this +// Adds a listener function (`fn`) to a particular DOM event type of the +// element `el`. You can optionally specify the context of the listener +// (object the `this` keyword will point to). You can also pass several +// space-separated types (e.g. `'click dblclick'`). -// @property TRANSITION: String -// Vendor-prefixed transition style name. -var TRANSITION = testProp( - ['webkitTransition', 'transition', 'OTransition', 'MozTransition', 'msTransition']); +// @alternative +// @function on(el: HTMLElement, eventMap: Object, context?: Object): this +// Adds a set of type/listener pairs, e.g. `{click: onClick, mousemove: onMouseMove}` +function on(obj, types, fn, context) { -// @property TRANSITION_END: String -// Vendor-prefixed transitionend event name. -var TRANSITION_END = - TRANSITION === 'webkitTransition' || TRANSITION === 'OTransition' ? TRANSITION + 'End' : 'transitionend'; + if (typeof types === 'object') { + for (var type in types) { + addOne(obj, type, types[type], fn); + } + } else { + types = splitWords(types); + for (var i = 0, len = types.length; i < len; i++) { + addOne(obj, types[i], fn, context); + } + } -// @function get(id: String|HTMLElement): HTMLElement -// Returns an element given its DOM id, or returns the element itself -// if it was passed directly. -function get(id) { - return typeof id === 'string' ? document.getElementById(id) : id; + return this; } -// @function getStyle(el: HTMLElement, styleAttrib: String): String -// Returns the value for a certain style attribute on an element, -// including computed values or values set through CSS. -function getStyle(el, style) { - var value = el.style[style] || (el.currentStyle && el.currentStyle[style]); +var eventsKey = '_leaflet_events'; - if ((!value || value === 'auto') && document.defaultView) { - var css = document.defaultView.getComputedStyle(el, null); - value = css ? css[style] : null; - } - return value === 'auto' ? null : value; -} +// @function off(el: HTMLElement, types: String, fn: Function, context?: Object): this +// Removes a previously added listener function. +// Note that if you passed a custom context to on, you must pass the same +// context to `off` in order to remove the listener. -// @function create(tagName: String, className?: String, container?: HTMLElement): HTMLElement -// Creates an HTML element with `tagName`, sets its class to `className`, and optionally appends it to `container` element. -function create$1(tagName, className, container) { - var el = document.createElement(tagName); - el.className = className || ''; +// @alternative +// @function off(el: HTMLElement, eventMap: Object, context?: Object): this +// Removes a set of type/listener pairs, e.g. `{click: onClick, mousemove: onMouseMove}` +function off(obj, types, fn, context) { - if (container) { - container.appendChild(el); - } - return el; -} + if (typeof types === 'object') { + for (var type in types) { + removeOne(obj, type, types[type], fn); + } + } else if (types) { + types = splitWords(types); -// @function remove(el: HTMLElement) -// Removes `el` from its parent element -function remove(el) { - var parent = el.parentNode; - if (parent) { - parent.removeChild(el); + for (var i = 0, len = types.length; i < len; i++) { + removeOne(obj, types[i], fn, context); + } + } else { + for (var j in obj[eventsKey]) { + removeOne(obj, j, obj[eventsKey][j]); + } + delete obj[eventsKey]; } -} -// @function empty(el: HTMLElement) -// Removes all of `el`'s children elements from `el` -function empty(el) { - while (el.firstChild) { - el.removeChild(el.firstChild); - } + return this; } -// @function toFront(el: HTMLElement) -// Makes `el` the last child of its parent, so it renders in front of the other children. -function toFront(el) { - var parent = el.parentNode; - if (parent.lastChild !== el) { - parent.appendChild(el); - } -} +function addOne(obj, type, fn, context) { + var id = type + stamp(fn) + (context ? '_' + stamp(context) : ''); -// @function toBack(el: HTMLElement) -// Makes `el` the first child of its parent, so it renders behind the other children. -function toBack(el) { - var parent = el.parentNode; - if (parent.firstChild !== el) { - parent.insertBefore(el, parent.firstChild); - } -} + if (obj[eventsKey] && obj[eventsKey][id]) { return this; } -// @function hasClass(el: HTMLElement, name: String): Boolean -// Returns `true` if the element's class attribute contains `name`. -function hasClass(el, name) { - if (el.classList !== undefined) { - return el.classList.contains(name); + var handler = function (e) { + return fn.call(context || obj, e || window.event); + }; + + var originalHandler = handler; + + if (pointer && type.indexOf('touch') === 0) { + // Needs DomEvent.Pointer.js + addPointerListener(obj, type, handler, id); + + } else if (touch && (type === 'dblclick') && addDoubleTapListener && + !(pointer && chrome)) { + // Chrome >55 does not need the synthetic dblclicks from addDoubleTapListener + // See #5180 + addDoubleTapListener(obj, handler, id); + + } else if ('addEventListener' in obj) { + + if (type === 'mousewheel') { + obj.addEventListener('onwheel' in obj ? 'wheel' : 'mousewheel', handler, false); + + } else if ((type === 'mouseenter') || (type === 'mouseleave')) { + handler = function (e) { + e = e || window.event; + if (isExternalTarget(obj, e)) { + originalHandler(e); + } + }; + obj.addEventListener(type === 'mouseenter' ? 'mouseover' : 'mouseout', handler, false); + + } else { + if (type === 'click' && android) { + handler = function (e) { + filterClick(e, originalHandler); + }; + } + obj.addEventListener(type, handler, false); + } + + } else if ('attachEvent' in obj) { + obj.attachEvent('on' + type, handler); } - var className = getClass(el); - return className.length > 0 && new RegExp('(^|\\s)' + name + '(\\s|$)').test(className); + + obj[eventsKey] = obj[eventsKey] || {}; + obj[eventsKey][id] = handler; } -// @function addClass(el: HTMLElement, name: String) -// Adds `name` to the element's class attribute. -function addClass(el, name) { - if (el.classList !== undefined) { - var classes = splitWords(name); - for (var i = 0, len = classes.length; i < len; i++) { - el.classList.add(classes[i]); +function removeOne(obj, type, fn, context) { + + var id = type + stamp(fn) + (context ? '_' + stamp(context) : ''), + handler = obj[eventsKey] && obj[eventsKey][id]; + + if (!handler) { return this; } + + if (pointer && type.indexOf('touch') === 0) { + removePointerListener(obj, type, id); + + } else if (touch && (type === 'dblclick') && removeDoubleTapListener && + !(pointer && chrome)) { + removeDoubleTapListener(obj, id); + + } else if ('removeEventListener' in obj) { + + if (type === 'mousewheel') { + obj.removeEventListener('onwheel' in obj ? 'wheel' : 'mousewheel', handler, false); + + } else { + obj.removeEventListener( + type === 'mouseenter' ? 'mouseover' : + type === 'mouseleave' ? 'mouseout' : type, handler, false); } - } else if (!hasClass(el, name)) { - var className = getClass(el); - setClass(el, (className ? className + ' ' : '') + name); + + } else if ('detachEvent' in obj) { + obj.detachEvent('on' + type, handler); } + + obj[eventsKey][id] = null; } -// @function removeClass(el: HTMLElement, name: String) -// Removes `name` from the element's class attribute. -function removeClass(el, name) { - if (el.classList !== undefined) { - el.classList.remove(name); +// @function stopPropagation(ev: DOMEvent): this +// Stop the given event from propagation to parent elements. Used inside the listener functions: +// ```js +// L.DomEvent.on(div, 'click', function (ev) { +// L.DomEvent.stopPropagation(ev); +// }); +// ``` +function stopPropagation(e) { + + if (e.stopPropagation) { + e.stopPropagation(); + } else if (e.originalEvent) { // In case of Leaflet event. + e.originalEvent._stopped = true; } else { - setClass(el, trim((' ' + getClass(el) + ' ').replace(' ' + name + ' ', ' '))); + e.cancelBubble = true; } + skipped(e); + + return this; } -// @function setClass(el: HTMLElement, name: String) -// Sets the element's class. -function setClass(el, name) { - if (el.className.baseVal === undefined) { - el.className = name; - } else { - // in case of SVG element - el.className.baseVal = name; - } +// @function disableScrollPropagation(el: HTMLElement): this +// Adds `stopPropagation` to the element's `'mousewheel'` events (plus browser variants). +function disableScrollPropagation(el) { + addOne(el, 'mousewheel', stopPropagation); + return this; } -// @function getClass(el: HTMLElement): String -// Returns the element's class. -function getClass(el) { - return el.className.baseVal === undefined ? el.className : el.className.baseVal; +// @function disableClickPropagation(el: HTMLElement): this +// Adds `stopPropagation` to the element's `'click'`, `'doubleclick'`, +// `'mousedown'` and `'touchstart'` events (plus browser variants). +function disableClickPropagation(el) { + on(el, 'mousedown touchstart dblclick', stopPropagation); + addOne(el, 'click', fakeStop); + return this; } -// @function setOpacity(el: HTMLElement, opacity: Number) -// Set the opacity of an element (including old IE support). -// `opacity` must be a number from `0` to `1`. -function setOpacity(el, value) { - if ('opacity' in el.style) { - el.style.opacity = value; - } else if ('filter' in el.style) { - _setOpacityIE(el, value); +// @function preventDefault(ev: DOMEvent): this +// Prevents the default action of the DOM Event `ev` from happening (such as +// following a link in the href of the a element, or doing a POST request +// with page reload when a `` is submitted). +// Use it inside listener functions. +function preventDefault(e) { + if (e.preventDefault) { + e.preventDefault(); + } else { + e.returnValue = false; } + return this; } -function _setOpacityIE(el, value) { - var filter = false, - filterName = 'DXImageTransform.Microsoft.Alpha'; +// @function stop(ev: DOMEvent): this +// Does `stopPropagation` and `preventDefault` at the same time. +function stop(e) { + preventDefault(e); + stopPropagation(e); + return this; +} - // filters collection throws an error if we try to retrieve a filter that doesn't exist - 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; } +// @function getMousePosition(ev: DOMEvent, container?: HTMLElement): Point +// Gets normalized mouse position from a DOM event relative to the +// `container` (border excluded) or to the whole page if not specified. +function getMousePosition(e, container) { + if (!container) { + return new Point(e.clientX, e.clientY); } - value = Math.round(value * 100); + var scale = getScale(container), + offset = scale.boundingClientRect; // left and top values are in page scale (like the event clientX/Y) - if (filter) { - filter.Enabled = (value !== 100); - filter.Opacity = value; - } else { - el.style.filter += ' progid:' + filterName + '(opacity=' + value + ')'; - } + return new Point( + // offset.left/top values are in page scale (like clientX/Y), + // whereas clientLeft/Top (border width) values are the original values (before CSS scale applies). + (e.clientX - offset.left) / scale.x - container.clientLeft, + (e.clientY - offset.top) / scale.y - container.clientTop + ); } -// @function testProp(props: String[]): String|false -// Goes through the array of style names and returns the first name -// that is a valid style name for an element. If no such name is found, -// it returns false. Useful for vendor-prefixed styles like `transform`. -function testProp(props) { - var style = document.documentElement.style; +// Chrome on Win scrolls double the pixels as in other platforms (see #4538), +// and Firefox scrolls device pixels, not CSS pixels +var wheelPxFactor = + (win && chrome) ? 2 * window.devicePixelRatio : + gecko ? window.devicePixelRatio : 1; - for (var i = 0; i < props.length; i++) { - if (props[i] in style) { - return props[i]; - } - } - return false; +// @function getWheelDelta(ev: DOMEvent): Number +// Gets normalized wheel delta from a mousewheel DOM event, in vertical +// pixels scrolled (negative if scrolling down). +// Events from pointing devices without precise scrolling are mapped to +// a best guess of 60 pixels. +function getWheelDelta(e) { + return (edge) ? e.wheelDeltaY / 2 : // Don't trust window-geometry-based delta + (e.deltaY && e.deltaMode === 0) ? -e.deltaY / wheelPxFactor : // Pixels + (e.deltaY && e.deltaMode === 1) ? -e.deltaY * 20 : // Lines + (e.deltaY && e.deltaMode === 2) ? -e.deltaY * 60 : // Pages + (e.deltaX || e.deltaZ) ? 0 : // Skip horizontal/depth wheel events + e.wheelDelta ? (e.wheelDeltaY || e.wheelDelta) / 2 : // Legacy IE pixels + (e.detail && Math.abs(e.detail) < 32765) ? -e.detail * 20 : // Legacy Moz lines + e.detail ? e.detail / -32765 * 60 : // Legacy Moz pages + 0; } -// @function setTransform(el: HTMLElement, offset: Point, scale?: Number) -// Resets the 3D CSS transform of `el` so it is translated by `offset` pixels -// and optionally scaled by `scale`. Does not have an effect if the -// browser doesn't support 3D CSS transforms. -function setTransform(el, offset, scale) { - var pos = offset || new Point(0, 0); +var skipEvents = {}; - el.style[TRANSFORM] = - (ie3d ? - 'translate(' + pos.x + 'px,' + pos.y + 'px)' : - 'translate3d(' + pos.x + 'px,' + pos.y + 'px,0)') + - (scale ? ' scale(' + scale + ')' : ''); +function fakeStop(e) { + // fakes stopPropagation by setting a special event flag, checked/reset with skipped(e) + skipEvents[e.type] = true; } -// @function setPosition(el: HTMLElement, position: Point) -// Sets the position of `el` to coordinates specified by `position`, -// using CSS translate or top/left positioning depending on the browser -// (used by Leaflet internally to position its layers). -function setPosition(el, point) { - - /*eslint-disable */ - el._leaflet_pos = point; - /* eslint-enable */ - - if (any3d) { - setTransform(el, point); - } else { - el.style.left = point.x + 'px'; - el.style.top = point.y + 'px'; - } +function skipped(e) { + var events = skipEvents[e.type]; + // reset when checking, as it's only used in map container and propagates outside of the map + skipEvents[e.type] = false; + return events; } -// @function getPosition(el: HTMLElement): Point -// Returns the coordinates of an element previously positioned with setPosition. -function getPosition(el) { - // this method is only used for elements previously positioned using setPosition, - // so it's safe to cache the position for performance - - return el._leaflet_pos || new Point(0, 0); -} +// check if element really left/entered the event target (for mouseenter/mouseleave) +function isExternalTarget(el, e) { -// @function disableTextSelection() -// Prevents the user from generating `selectstart` DOM events, usually generated -// when the user drags the mouse through a page with text. Used internally -// by Leaflet to override the behaviour of any click-and-drag interaction on -// the map. Affects drag interactions on the whole document. + var related = e.relatedTarget; -// @function enableTextSelection() -// Cancels the effects of a previous [`L.DomUtil.disableTextSelection`](#domutil-disabletextselection). -var disableTextSelection; -var enableTextSelection; -var _userSelect; -if ('onselectstart' in document) { - disableTextSelection = function () { - on(window, 'selectstart', preventDefault); - }; - enableTextSelection = function () { - off(window, 'selectstart', preventDefault); - }; -} else { - var userSelectProperty = testProp( - ['userSelect', 'WebkitUserSelect', 'OUserSelect', 'MozUserSelect', 'msUserSelect']); + if (!related) { return true; } - disableTextSelection = function () { - if (userSelectProperty) { - var style = document.documentElement.style; - _userSelect = style[userSelectProperty]; - style[userSelectProperty] = 'none'; - } - }; - enableTextSelection = function () { - if (userSelectProperty) { - document.documentElement.style[userSelectProperty] = _userSelect; - _userSelect = undefined; + try { + while (related && (related !== el)) { + related = related.parentNode; } - }; + } catch (err) { + return false; + } + return (related !== el); } -// @function disableImageDrag() -// As [`L.DomUtil.disableTextSelection`](#domutil-disabletextselection), but -// for `dragstart` DOM events, usually generated when the user drags an image. -function disableImageDrag() { - on(window, 'dragstart', preventDefault); -} +var lastClick; -// @function enableImageDrag() -// Cancels the effects of a previous [`L.DomUtil.disableImageDrag`](#domutil-disabletextselection). -function enableImageDrag() { - off(window, 'dragstart', preventDefault); -} +// this is a horrible workaround for a bug in Android where a single touch triggers two click events +function filterClick(e, handler) { + var timeStamp = (e.timeStamp || (e.originalEvent && e.originalEvent.timeStamp)), + elapsed = lastClick && (timeStamp - lastClick); -var _outlineElement; -var _outlineStyle; -// @function preventOutline(el: HTMLElement) -// Makes the [outline](https://developer.mozilla.org/docs/Web/CSS/outline) -// of the element `el` invisible. Used internally by Leaflet to prevent -// focusable elements from displaying an outline when the user performs a -// drag interaction on them. -function preventOutline(element) { - while (element.tabIndex === -1) { - element = element.parentNode; - } - if (!element.style) { return; } - restoreOutline(); - _outlineElement = element; - _outlineStyle = element.style.outline; - element.style.outline = 'none'; - on(window, 'keydown', restoreOutline); -} + // 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 -// @function restoreOutline() -// Cancels the effects of a previous [`L.DomUtil.preventOutline`](). -function restoreOutline() { - if (!_outlineElement) { return; } - _outlineElement.style.outline = _outlineStyle; - _outlineElement = undefined; - _outlineStyle = undefined; - off(window, 'keydown', restoreOutline); + if ((elapsed && elapsed > 100 && elapsed < 500) || (e.target._simulatedClick && !e._simulated)) { + stop(e); + return; + } + lastClick = timeStamp; + + handler(e); } -var DomUtil = (Object.freeze || Object)({ - TRANSFORM: TRANSFORM, - TRANSITION: TRANSITION, - TRANSITION_END: TRANSITION_END, - get: get, - getStyle: getStyle, - create: create$1, - remove: remove, - empty: empty, - toFront: toFront, - toBack: toBack, - hasClass: hasClass, - addClass: addClass, - removeClass: removeClass, - setClass: setClass, - getClass: getClass, - setOpacity: setOpacity, - testProp: testProp, - setTransform: setTransform, - setPosition: setPosition, - getPosition: getPosition, - disableTextSelection: disableTextSelection, - enableTextSelection: enableTextSelection, - disableImageDrag: disableImageDrag, - enableImageDrag: enableImageDrag, - preventOutline: preventOutline, - restoreOutline: restoreOutline + + +var DomEvent = (Object.freeze || Object)({ + on: on, + off: off, + stopPropagation: stopPropagation, + disableScrollPropagation: disableScrollPropagation, + disableClickPropagation: disableClickPropagation, + preventDefault: preventDefault, + stop: stop, + getMousePosition: getMousePosition, + getWheelDelta: getWheelDelta, + fakeStop: fakeStop, + skipped: skipped, + isExternalTarget: isExternalTarget, + addListener: on, + removeListener: off }); /* @@ -3086,6 +3121,13 @@ var Map = Evented.extend({ initialize: function (id, options) { // (HTMLElement or String, Object) options = setOptions(this, options); + // Make sure to assign internal flags at the beginning, + // to avoid inconsistent state in some edge cases. + this._handlers = []; + this._layers = {}; + this._zoomBoundLayers = {}; + this._sizeChanged = true; + this._initContainer(id); this._initLayout(); @@ -3106,11 +3148,6 @@ var Map = Evented.extend({ this.setView(toLatLng(options.center), options.zoom, {reset: true}); } - this._handlers = []; - this._layers = {}; - this._zoomBoundLayers = {}; - this._sizeChanged = true; - this.callInitHooks(); // don't animate on browsers without hardware-accelerated transitions or old Android/Opera @@ -3469,6 +3506,51 @@ var Map = Evented.extend({ return this; }, + // @method panInside(latlng: LatLng, options?: options): this + // Pans the map the minimum amount to make the `latlng` visible. Use + // `padding`, `paddingTopLeft` and `paddingTopRight` options to fit + // the display to more restricted bounds, like [`fitBounds`](#map-fitbounds). + // If `latlng` is already within the (optionally padded) display bounds, + // the map will not be panned. + panInside: function (latlng, options) { + options = options || {}; + + var paddingTL = toPoint(options.paddingTopLeft || options.padding || [0, 0]), + paddingBR = toPoint(options.paddingBottomRight || options.padding || [0, 0]), + center = this.getCenter(), + pixelCenter = this.project(center), + pixelPoint = this.project(latlng), + pixelBounds = this.getPixelBounds(), + halfPixelBounds = pixelBounds.getSize().divideBy(2), + paddedBounds = toBounds([pixelBounds.min.add(paddingTL), pixelBounds.max.subtract(paddingBR)]); + + if (!paddedBounds.contains(pixelPoint)) { + this._enforcingBounds = true; + var diff = pixelCenter.subtract(pixelPoint), + newCenter = toPoint(pixelPoint.x + diff.x, pixelPoint.y + diff.y); + + if (pixelPoint.x < paddedBounds.min.x || pixelPoint.x > paddedBounds.max.x) { + newCenter.x = pixelCenter.x - diff.x; + if (diff.x > 0) { + newCenter.x += halfPixelBounds.x - paddingTL.x; + } else { + newCenter.x -= halfPixelBounds.x - paddingBR.x; + } + } + if (pixelPoint.y < paddedBounds.min.y || pixelPoint.y > paddedBounds.max.y) { + newCenter.y = pixelCenter.y - diff.y; + if (diff.y > 0) { + newCenter.y += halfPixelBounds.y - paddingTL.y; + } else { + newCenter.y -= halfPixelBounds.y - paddingBR.y; + } + } + this.panTo(this.unproject(newCenter), options); + this._enforcingBounds = false; + } + return this; + }, + // @method invalidateSize(options: Zoom/pan options): this // Checks if the map container size changed and updates the map if so — // call it after you've changed the map size dynamically, also animating @@ -3616,7 +3698,7 @@ var Map = Evented.extend({ var lat = pos.coords.latitude, lng = pos.coords.longitude, latlng = new LatLng(lat, lng), - bounds = latlng.toBounds(pos.coords.accuracy), + bounds = latlng.toBounds(pos.coords.accuracy * 2), options = this._locateOptions; if (options.setView) { @@ -3692,6 +3774,10 @@ var Map = Evented.extend({ if (this._clearControlPos) { this._clearControlPos(); } + if (this._resizeRequest) { + cancelAnimFrame(this._resizeRequest); + this._resizeRequest = null; + } this._clearHandlers(); @@ -3776,7 +3862,7 @@ var Map = Evented.extend({ this.options.maxZoom; }, - // @method getBoundsZoom(bounds: LatLngBounds, inside?: Boolean): Number + // @method getBoundsZoom(bounds: LatLngBounds, inside?: Boolean, padding?: Point): Number // Returns the maximum zoom level on which the given bounds fit to the map // view in its entirety. If `inside` (optional) is set to `true`, the method // instead returns the minimum zoom level on which the map view fits into @@ -4225,9 +4311,15 @@ var Map = Evented.extend({ // this event. Also fired on mobile when the user holds a single touch // for a second (also called long press). // @event keypress: KeyboardEvent - // Fired when the user presses a key from the keyboard while the map is focused. + // Fired when the user presses a key from the keyboard that produces a character value while the map is focused. + // @event keydown: KeyboardEvent + // Fired when the user presses a key from the keyboard while the map is focused. Unlike the `keypress` event, + // the `keydown` event is fired for keys that produce a character value and for keys + // that do not produce a character value. + // @event keyup: KeyboardEvent + // Fired when the user releases a key from the keyboard while the map is focused. onOff(this._container, 'click dblclick mousedown mouseup ' + - 'mouseover mouseout mousemove contextmenu keypress', this._handleDOMEvent, this); + 'mouseover mouseout mousemove contextmenu keypress keydown keyup', this._handleDOMEvent, this); if (this.options.trackResize) { onOff(window, 'resize', this._onResize, this); @@ -4291,7 +4383,7 @@ var Map = Evented.extend({ var type = e.type; - if (type === 'mousedown' || type === 'keypress') { + if (type === 'mousedown' || type === 'keypress' || type === 'keyup' || type === 'keydown') { // prevents outline when clicking on keyboard-focusable element preventOutline(e.target || e.srcElement); } @@ -4330,7 +4422,7 @@ var Map = Evented.extend({ originalEvent: e }; - if (e.type !== 'keypress') { + if (e.type !== 'keypress' && e.type !== 'keydown' && e.type !== 'keyup') { var isMarker = target.getLatLng && (!target._radius || target._radius <= 10); data.containerPoint = isMarker ? this.latLngToContainerPoint(target.getLatLng()) : this.mouseEventToContainerPoint(e); @@ -4583,7 +4675,7 @@ var Map = Evented.extend({ } // @event zoomanim: ZoomAnimEvent - // Fired on every frame of a zoom animation + // Fired at least once per zoom animation. For continuous zoom, like pinch zooming, fired once per frame during zoom. this.fire('zoomanim', { center: center, zoom: zoom, @@ -4701,6 +4793,8 @@ var Control = Class.extend({ corner.appendChild(container); } + this._map.on('unload', this.remove, this); + return this; }, @@ -4717,6 +4811,7 @@ var Control = Class.extend({ this.onRemove(this._map); } + this._map.off('unload', this.remove, this); this._map = null; return this; @@ -4939,13 +5034,13 @@ var Layers = Control.extend({ // Expand the control container if collapsed. expand: function () { addClass(this._container, 'leaflet-control-layers-expanded'); - this._form.style.height = null; + this._section.style.height = null; var acceptableHeight = this._map.getSize().y - (this._container.offsetTop + 50); - if (acceptableHeight < this._form.clientHeight) { - addClass(this._form, 'leaflet-control-layers-scrollbar'); - this._form.style.height = acceptableHeight + 'px'; + if (acceptableHeight < this._section.clientHeight) { + addClass(this._section, 'leaflet-control-layers-scrollbar'); + this._section.style.height = acceptableHeight + 'px'; } else { - removeClass(this._form, 'leaflet-control-layers-scrollbar'); + removeClass(this._section, 'leaflet-control-layers-scrollbar'); } this._checkDisabledLayers(); return this; @@ -4969,7 +5064,7 @@ var Layers = Control.extend({ disableClickPropagation(container); disableScrollPropagation(container); - var form = this._form = create$1('form', className + '-list'); + var section = this._section = create$1('section', className + '-list'); if (collapsed) { this._map.on('click', this.collapse, this); @@ -4997,11 +5092,11 @@ var Layers = Control.extend({ this.expand(); } - this._baseLayersList = create$1('div', className + '-base', form); - this._separator = create$1('div', className + '-separator', form); - this._overlaysList = create$1('div', className + '-overlays', form); + this._baseLayersList = create$1('div', className + '-base', section); + this._separator = create$1('div', className + '-separator', section); + this._overlaysList = create$1('div', className + '-overlays', section); - container.appendChild(form); + container.appendChild(section); }, _getLayer: function (id) { @@ -5114,7 +5209,7 @@ var Layers = Control.extend({ input.className = 'leaflet-control-layers-selector'; input.defaultChecked = checked; } else { - input = this._createRadioElement('leaflet-base-layers', checked); + input = this._createRadioElement('leaflet-base-layers_' + stamp(this), checked); } this._layerControlInputs.push(input); @@ -5338,6 +5433,10 @@ Map.mergeOptions({ Map.addInitHook(function () { if (this.options.zoomControl) { + // @section Controls + // @property zoomControl: Control.Zoom + // The default zoom control (only available if the + // [`zoomControl` option](#map-zoomcontrol) was `true` when creating the map). this.zoomControl = new Zoom(); this.addControl(this.zoomControl); } @@ -5495,7 +5594,7 @@ var Attribution = Control.extend({ // @option prefix: String = 'Leaflet' // The HTML text shown before the attributions. Pass `false` to disable. - prefix: 'Leaflet' + prefix: 'Leaflet' }, initialize: function (options) { @@ -5777,10 +5876,14 @@ var Draggable = Evented.extend({ // Fired when a drag is about to start. this.fire('down'); - var first = e.touches ? e.touches[0] : e; + var first = e.touches ? e.touches[0] : e, + sizedParent = getSizedParentNode(this._element); this._startPoint = new Point(first.clientX, first.clientY); + // Cache the scale, so that we can continuously compensate for it during drag (_onMove). + this._parentScale = getScale(sizedParent); + on(document, MOVE[e.type], this._onMove, this); on(document, END[e.type], this._onUp, this); }, @@ -5799,12 +5902,17 @@ var Draggable = Evented.extend({ } var first = (e.touches && e.touches.length === 1 ? e.touches[0] : e), - newPoint = new Point(first.clientX, first.clientY), - offset = newPoint.subtract(this._startPoint); + offset = new Point(first.clientX, first.clientY)._subtract(this._startPoint); if (!offset.x && !offset.y) { return; } if (Math.abs(offset.x) + Math.abs(offset.y) < this.options.clickTolerance) { return; } + // We assume that the parent container's position, border and scale do not change for the duration of the drag. + // Therefore there is no need to account for the position and border (they are eliminated by the subtraction) + // and we can use the cached value for the scale. + offset.x /= this._parentScale.x; + offset.y /= this._parentScale.y; + preventDefault(e); if (!this._moved) { @@ -6231,7 +6339,7 @@ var LonLat = { * @namespace Projection * @projection L.Projection.Mercator * - * Elliptical Mercator projection — more complex than Spherical Mercator. Takes into account that Earth is a geoid, not a perfect sphere. Used by the EPSG:3395 CRS. + * Elliptical Mercator projection — more complex than Spherical Mercator. Assumes that Earth is an ellipsoid. Used by the EPSG:3395 CRS. */ var Mercator = { @@ -6391,7 +6499,7 @@ CRS.Simple = Simple; * @example * * ```js - * var layer = L.Marker(latlng).addTo(map); + * var layer = L.marker(latlng).addTo(map); * layer.addTo(map); * layer.remove(); * ``` @@ -6413,7 +6521,7 @@ var Layer = Evented.extend({ pane: 'overlayPane', // @option attribution: String = null - // String to be shown in the attribution control, describes the layer data, e.g. "© Mapbox". + // String to be shown in the attribution control, e.g. "© OpenStreetMap contributors". It describes the layer data and is often a legal obligation towards copyright holders and tile providers. attribution: null, bubblingMouseEvents: true @@ -6974,7 +7082,7 @@ var Icon = Class.extend({ options: { popupAnchor: [0, 0], - tooltipAnchor: [0, 0], + tooltipAnchor: [0, 0] }, initialize: function (options) { @@ -7173,7 +7281,7 @@ var MarkerDrag = Handler.extend({ map = marker._map, speed = this._marker.options.autoPanSpeed, padding = this._marker.options.autoPanPadding, - iconPos = L.DomUtil.getPosition(marker._icon), + iconPos = getPosition(marker._icon), bounds = map.getPixelBounds(), origin = map.getPixelOrigin(); @@ -7197,7 +7305,7 @@ var MarkerDrag = Handler.extend({ this._draggable._newPos._add(movement); this._draggable._startPos._add(movement); - L.DomUtil.setPosition(marker._icon, this._draggable._newPos); + setPosition(marker._icon, this._draggable._newPos); this._onDrag(e); this._panRequest = requestAnimFrame(this._adjustPan.bind(this, e)); @@ -7229,7 +7337,7 @@ var MarkerDrag = Handler.extend({ _onDrag: function (e) { var marker = this._marker, shadow = marker._shadow, - iconPos = getPosition(marker._icon), + iconPos = getPosition(marker._icon), latlng = marker._map.layerPointToLatLng(iconPos); // update shadow position @@ -7290,22 +7398,6 @@ var Marker = Layer.extend({ // Option inherited from "Interactive layer" abstract class interactive: true, - // @option draggable: Boolean = false - // Whether the marker is draggable with mouse/touch or not. - draggable: false, - - // @option autoPan: Boolean = false - // Set it to `true` if you want the map to do panning animation when marker hits the edges. - autoPan: false, - - // @option autoPanPadding: Point = Point(50, 50) - // Equivalent of setting both top left and bottom right autopan padding to the same value. - autoPanPadding: [50, 50], - - // @option autoPanSpeed: Number = 10 - // Number of pixels the map should move by. - autoPanSpeed: 10, - // @option keyboard: Boolean = true // Whether the marker can be tabbed to with a keyboard and clicked by pressing enter. keyboard: true, @@ -7338,10 +7430,32 @@ var Marker = Layer.extend({ // `Map pane` where the markers icon will be added. pane: 'markerPane', + // @option pane: String = 'shadowPane' + // `Map pane` where the markers shadow will be added. + shadowPane: 'shadowPane', + // @option bubblingMouseEvents: Boolean = false // When `true`, a mouse event on this marker will trigger the same event on the map // (unless [`L.DomEvent.stopPropagation`](#domevent-stoppropagation) is used). - bubblingMouseEvents: false + bubblingMouseEvents: false, + + // @section Draggable marker options + // @option draggable: Boolean = false + // Whether the marker is draggable with mouse/touch or not. + draggable: false, + + // @option autoPan: Boolean = false + // Whether to pan the map when dragging this marker near its edge or not. + autoPan: false, + + // @option autoPanPadding: Point = Point(50, 50) + // Distance (in pixels to the left/right and to the top/bottom) of the + // map edge to start panning the map. + autoPanPadding: [50, 50], + + // @option autoPanSpeed: Number = 10 + // Number of pixels the map should pan by. + autoPanSpeed: 10 }, /* @section @@ -7412,6 +7526,12 @@ var Marker = Layer.extend({ return this.update(); }, + // @method getIcon: Icon + // Returns the current icon used by the marker + getIcon: function () { + return this.options.icon; + }, + // @method setIcon(icon: Icon): this // Changes the marker icon. setIcon: function (icon) { @@ -7507,7 +7627,7 @@ var Marker = Layer.extend({ } this._initInteraction(); if (newShadow && addShadow) { - this.getPane('shadowPane').appendChild(this._shadow); + this.getPane(options.shadowPane).appendChild(this._shadow); } }, @@ -7591,7 +7711,9 @@ var Marker = Layer.extend({ _updateOpacity: function () { var opacity = this.options.opacity; - setOpacity(this._icon, opacity); + if (this._icon) { + setOpacity(this._icon, opacity); + } if (this._shadow) { setOpacity(this._shadow, opacity); @@ -7728,6 +7850,9 @@ var Path = Layer.extend({ setOptions(this, style); if (this._renderer) { this._renderer._updateStyle(this); + if (this.options.stroke && style.hasOwnProperty('weight')) { + this._updateBounds(); + } } return this; }, @@ -8050,7 +8175,7 @@ var Polyline = Path.extend({ return !this._latlngs.length; }, - // @method closestLayerPoint: Point + // @method closestLayerPoint(p: Point): Point // Returns the point closest to `p` on the Polyline. closestLayerPoint: function (p) { var minDistance = Infinity, @@ -8169,16 +8294,21 @@ var Polyline = Path.extend({ this._rings = []; this._projectLatlngs(this._latlngs, this._rings, pxBounds); - var w = this._clickTolerance(), - p = new Point(w, w); - if (this._bounds.isValid() && pxBounds.isValid()) { - pxBounds.min._subtract(p); - pxBounds.max._add(p); - this._pxBounds = pxBounds; + this._rawPxBounds = pxBounds; + this._updateBounds(); } }, + _updateBounds: function () { + var w = this._clickTolerance(), + p = new Point(w, w); + this._pxBounds = new Bounds([ + this._rawPxBounds.min.subtract(p), + this._rawPxBounds.max.add(p) + ]); + }, + // recursively turns latlngs into a set of rings with projected coordinates _projectLatlngs: function (latlngs, result, projectedBounds) { var flat = latlngs[0] instanceof LatLng, @@ -8443,7 +8573,7 @@ var Polygon = Polyline.extend({ var inside = false, part, p1, p2, i, j, k, len, len2; - if (!this._pxBounds.contains(p)) { return false; } + if (!this._pxBounds || !this._pxBounds.contains(p)) { return false; } // ray casting algorithm for detecting if point is in polygon for (i = 0, len = this._parts.length; i < len; i++) { @@ -8606,10 +8736,10 @@ var GeoJSON = FeatureGroup.extend({ }, _setLayerStyle: function (layer, style) { - if (typeof style === 'function') { - style = style(layer.feature); - } if (layer.setStyle) { + if (typeof style === 'function') { + style = style(layer.feature); + } layer.setStyle(style); } } @@ -8759,19 +8889,25 @@ var PointToGeoJSON = { }; // @namespace Marker -// @method toGeoJSON(): Object +// @method toGeoJSON(precision?: Number): Object +// `precision` is the number of decimal places for coordinates. +// The default value is 6 places. // Returns a [`GeoJSON`](http://en.wikipedia.org/wiki/GeoJSON) representation of the marker (as a GeoJSON `Point` Feature). Marker.include(PointToGeoJSON); // @namespace CircleMarker -// @method toGeoJSON(): Object +// @method toGeoJSON(precision?: Number): Object +// `precision` is the number of decimal places for coordinates. +// The default value is 6 places. // Returns a [`GeoJSON`](http://en.wikipedia.org/wiki/GeoJSON) representation of the circle marker (as a GeoJSON `Point` Feature). Circle.include(PointToGeoJSON); CircleMarker.include(PointToGeoJSON); // @namespace Polyline -// @method toGeoJSON(): Object +// @method toGeoJSON(precision?: Number): Object +// `precision` is the number of decimal places for coordinates. +// The default value is 6 places. // Returns a [`GeoJSON`](http://en.wikipedia.org/wiki/GeoJSON) representation of the polyline (as a GeoJSON `LineString` or `MultiLineString` Feature). Polyline.include({ toGeoJSON: function (precision) { @@ -8787,7 +8923,9 @@ Polyline.include({ }); // @namespace Polygon -// @method toGeoJSON(): Object +// @method toGeoJSON(precision?: Number): Object +// `precision` is the number of decimal places for coordinates. +// The default value is 6 places. // Returns a [`GeoJSON`](http://en.wikipedia.org/wiki/GeoJSON) representation of the polygon (as a GeoJSON `Polygon` or `MultiPolygon` Feature). Polygon.include({ toGeoJSON: function (precision) { @@ -8823,7 +8961,9 @@ LayerGroup.include({ }); }, - // @method toGeoJSON(): Object + // @method toGeoJSON(precision?: Number): Object + // `precision` is the number of decimal places for coordinates. + // The default value is 6 places. // Returns a [`GeoJSON`](http://en.wikipedia.org/wiki/GeoJSON) representation of the layer group (as a GeoJSON `FeatureCollection`, `GeometryCollection`, or `MultiPoint`). toGeoJSON: function (precision) { @@ -8870,7 +9010,7 @@ LayerGroup.include({ // @namespace GeoJSON // @factory L.geoJSON(geojson?: Object, options?: GeoJSON options) // Creates a GeoJSON layer. Optionally accepts an object in -// [GeoJSON format](http://geojson.org/geojson-spec.html) to display on the map +// [GeoJSON format](https://tools.ietf.org/html/rfc7946) to display on the map // (you can alternatively add it later with `addData` method) and an `options` object. function geoJSON(geojson, options) { return new GeoJSON(geojson, options); @@ -8912,8 +9052,10 @@ var ImageOverlay = Layer.extend({ // If `true`, the image overlay will emit [mouse events](#interactive-layer) when clicked or hovered. interactive: false, - // @option crossOrigin: Boolean = false - // If true, the image will have its crossOrigin attribute set to ''. This is needed if you want to access image pixel data. + // @option crossOrigin: Boolean|String = false + // Whether the crossOrigin attribute will be added to the image. + // If a String is provided, the image will have its crossOrigin attribute set to the String provided. This is needed if you want to access image pixel data. + // Refer to [CORS Settings](https://developer.mozilla.org/en-US/docs/Web/HTML/CORS_settings_attributes) for valid String values. crossOrigin: false, // @option errorOverlayUrl: String = '' @@ -8921,12 +9063,12 @@ var ImageOverlay = Layer.extend({ errorOverlayUrl: '', // @option zIndex: Number = 1 - // The explicit [zIndex](https://developer.mozilla.org/docs/Web/CSS/CSS_Positioning/Understanding_z_index) of the tile layer. + // The explicit [zIndex](https://developer.mozilla.org/docs/Web/CSS/CSS_Positioning/Understanding_z_index) of the overlay layer. zIndex: 1, // @option className: String = '' // A custom class name to assign to the image. Empty by default. - className: '', + className: '' }, initialize: function (url, bounds, options) { // (String, LatLngBounds, Object) @@ -9032,7 +9174,7 @@ var ImageOverlay = Layer.extend({ return events; }, - // @method: setZIndex(value: Number) : this + // @method setZIndex(value: Number): this // Changes the [zIndex](#imageoverlay-zindex) of the image overlay. setZIndex: function (value) { this.options.zIndex = value; @@ -9069,8 +9211,8 @@ var ImageOverlay = Layer.extend({ img.onload = bind(this.fire, this, 'load'); img.onerror = bind(this._overlayOnError, this, 'error'); - if (this.options.crossOrigin) { - img.crossOrigin = ''; + if (this.options.crossOrigin || this.options.crossOrigin === '') { + img.crossOrigin = this.options.crossOrigin === true ? '' : this.options.crossOrigin; } if (this.options.zIndex) { @@ -9118,7 +9260,7 @@ var ImageOverlay = Layer.extend({ _overlayOnError: function () { // @event error: Event - // Fired when the ImageOverlay layer has loaded its image + // Fired when the ImageOverlay layer fails to load its image this.fire('error'); var errorUrl = this.options.errorOverlayUrl; @@ -9151,7 +9293,7 @@ var imageOverlay = function (url, bounds, options) { * ```js * var videoUrl = 'https://www.mapbox.com/bites/00188/patricia_nasa.webm', * videoBounds = [[ 32, -130], [ 13, -100]]; - * L.VideoOverlay(videoUrl, videoBounds ).addTo(map); + * L.videoOverlay(videoUrl, videoBounds ).addTo(map); * ``` */ @@ -9166,7 +9308,12 @@ var VideoOverlay = ImageOverlay.extend({ // @option loop: Boolean = true // Whether the video will loop back to the beginning when played. - loop: true + loop: true, + + // @option keepAspectRatio: Boolean = true + // Whether the video will save aspect ratio after the projection. + // Relevant for supported browsers. Browser compatibility- https://developer.mozilla.org/en-US/docs/Web/CSS/object-fit + keepAspectRatio: true }, _initImage: function () { @@ -9196,6 +9343,7 @@ var VideoOverlay = ImageOverlay.extend({ if (!isArray(this._url)) { this._url = [this._url]; } + if (!this.options.keepAspectRatio && vid.style.hasOwnProperty('objectFit')) { vid.style['objectFit'] = 'fill'; } vid.autoplay = !!this.options.autoplay; vid.loop = !!this.options.loop; for (var i = 0; i < this._url.length; i++) { @@ -9219,6 +9367,49 @@ function videoOverlay(video, bounds, options) { return new VideoOverlay(video, bounds, options); } +/* + * @class SVGOverlay + * @aka L.SVGOverlay + * @inherits ImageOverlay + * + * Used to load, display and provide DOM access to an SVG file over specific bounds of the map. Extends `ImageOverlay`. + * + * An SVG overlay uses the [``](https://developer.mozilla.org/docs/Web/SVG/Element/svg) element. + * + * @example + * + * ```js + * var element = '', + * elementBounds = [ [ 32, -130 ], [ 13, -100 ] ]; + * L.svgOverlay(element, elementBounds).addTo(map); + * ``` + */ + +var SVGOverlay = ImageOverlay.extend({ + _initImage: function () { + var el = this._image = this._url; + + addClass(el, 'leaflet-image-layer'); + if (this._zoomAnimated) { addClass(el, 'leaflet-zoom-animated'); } + + el.onselectstart = falseFn; + el.onmousemove = falseFn; + } + + // @method getElement(): SVGElement + // Returns the instance of [`SVGElement`](https://developer.mozilla.org/docs/Web/API/SVGElement) + // used by this overlay. +}); + + +// @factory L.svgOverlay(svg: String|SVGElement, bounds: LatLngBounds, options?: SVGOverlay options) +// Instantiates an image overlay object given an SVG element and the geographical bounds it is tied to. +// A viewBox attribute is required on the SVG element to zoom in and out properly. + +function svgOverlay(el, bounds, options) { + return new SVGOverlay(el, bounds, options); +} + /* * @class DivOverlay * @inherits Layer @@ -9373,6 +9564,38 @@ var DivOverlay = Layer.extend({ return this; }, + _prepareOpen: function (parent, layer, latlng) { + if (!(layer instanceof Layer)) { + latlng = layer; + layer = parent; + } + + if (layer instanceof FeatureGroup) { + for (var id in parent._layers) { + layer = parent._layers[id]; + break; + } + } + + if (!latlng) { + if (layer.getCenter) { + latlng = layer.getCenter(); + } else if (layer.getLatLng) { + latlng = layer.getLatLng(); + } else { + throw new Error('Unable to get source layer LatLng.'); + } + } + + // set overlay source to this layer + this._source = layer; + + // update the overlay (content, layout, ect...) + this.update(); + + return latlng; + }, + _updateContent: function () { if (!this._content) { return; } @@ -9644,7 +9867,8 @@ var Popup = DivOverlay.extend({ }, _adjustPan: function () { - if (!this.options.autoPan || (this._map._panAnim && this._map._panAnim._inProgress)) { return; } + if (!this.options.autoPan) { return; } + if (this._map._panAnim) { this._map._panAnim.stop(); } var map = this._map, marginBottom = parseInt(getStyle(this._container, 'marginBottom'), 10) || 0, @@ -9826,28 +10050,8 @@ Layer.include({ // @method openPopup(latlng?: LatLng): this // Opens the bound popup at the specified `latlng` or at the default popup anchor if no `latlng` is passed. openPopup: function (layer, latlng) { - if (!(layer instanceof Layer)) { - latlng = layer; - layer = this; - } - - if (layer instanceof FeatureGroup) { - for (var id in this._layers) { - layer = this._layers[id]; - break; - } - } - - if (!latlng) { - latlng = layer.getCenter ? layer.getCenter() : layer.getLatLng(); - } - if (this._popup && this._map) { - // set popup source to this layer - this._popup._source = layer; - - // update the popup (content, layout, ect...) - this._popup.update(); + latlng = this._popup._prepareOpen(this, layer, latlng); // open the popup on the map this._map.openPopup(this._popup, latlng); @@ -10244,29 +10448,8 @@ Layer.include({ // @method openTooltip(latlng?: LatLng): this // Opens the bound tooltip at the specified `latlng` or at the default tooltip anchor if no `latlng` is passed. openTooltip: function (layer, latlng) { - if (!(layer instanceof Layer)) { - latlng = layer; - layer = this; - } - - if (layer instanceof FeatureGroup) { - for (var id in this._layers) { - layer = this._layers[id]; - break; - } - } - - if (!latlng) { - latlng = layer.getCenter ? layer.getCenter() : layer.getLatLng(); - } - if (this._tooltip && this._map) { - - // set tooltip source to this layer - this._tooltip._source = layer; - - // update the tooltip (content, layout, ect...) - this._tooltip.update(); + latlng = this._tooltip._prepareOpen(this, layer, latlng); // open the tooltip on the map this._map.openTooltip(this._tooltip, latlng); @@ -10377,8 +10560,9 @@ var DivIcon = Icon.extend({ // iconAnchor: (Point), // popupAnchor: (Point), - // @option html: String = '' - // Custom HTML code to put inside the div element, empty by default. + // @option html: String|HTMLElement = '' + // Custom HTML code to put inside the div element, empty by default. Alternatively, + // an instance of `HTMLElement`. html: false, // @option bgPos: Point = [0, 0] @@ -10392,7 +10576,12 @@ var DivIcon = Icon.extend({ var div = (oldIcon && oldIcon.tagName === 'DIV') ? oldIcon : document.createElement('div'), options = this.options; - div.innerHTML = options.html !== false ? options.html : ''; + if (options.html instanceof Element) { + empty(div); + div.appendChild(options.html); + } else { + div.innerHTML = options.html !== false ? options.html : ''; + } if (options.bgPos) { var bgPos = toPoint(options.bgPos); @@ -11178,12 +11367,6 @@ var GridLayer = Layer.extend({ var tile = this._tiles[key]; if (!tile) { return; } - // Cancels any pending http requests associated with the tile - // unless we're on Android's stock browser, - // see https://github.com/Leaflet/Leaflet/issues/137 - if (!androidStock) { - tile.el.setAttribute('src', emptyImageUrl); - } remove(tile.el); delete this._tiles[key]; @@ -11252,8 +11435,6 @@ var GridLayer = Layer.extend({ }, _tileReady: function (coords, err, tile) { - if (!this._map) { return; } - if (err) { // @event tileerror: TileErrorEvent // Fired when there is an error loading a tile. @@ -11343,12 +11524,12 @@ function gridLayer(options) { * @class TileLayer * @inherits GridLayer * @aka L.TileLayer - * Used to load and display tile layers on the map. Extends `GridLayer`. + * Used to load and display tile layers on the map. Note that most tile servers require attribution, which you can set under `Layer`. Extends `GridLayer`. * * @example * * ```js - * L.tileLayer('http://{s}.tile.openstreetmap.org/{z}/{x}/{y}.png?{foo}', {foo: 'bar'}).addTo(map); + * L.tileLayer('https://{s}.tile.openstreetmap.org/{z}/{x}/{y}.png?{foo}', {foo: 'bar', attribution: 'Map data © OpenStreetMap contributors, CC-BY-SA'}).addTo(map); * ``` * * @section URL template @@ -11407,8 +11588,10 @@ var TileLayer = GridLayer.extend({ // If `true` and user is on a retina display, it will request four tiles of half the specified size and a bigger zoom level in place of one to utilize the high resolution. detectRetina: false, - // @option crossOrigin: Boolean = false - // If true, all tiles will have their crossOrigin attribute set to ''. This is needed if you want to access tile pixel data. + // @option crossOrigin: Boolean|String = false + // Whether the crossOrigin attribute will be added to the tiles. + // If a String is provided, all tiles will have their crossOrigin attribute set to the String provided. This is needed if you want to access tile pixel data. + // Refer to [CORS Settings](https://developer.mozilla.org/en-US/docs/Web/HTML/CORS_settings_attributes) for valid String values. crossOrigin: false }, @@ -11446,7 +11629,13 @@ var TileLayer = GridLayer.extend({ // @method setUrl(url: String, noRedraw?: Boolean): this // Updates the layer's URL template and redraws it (unless `noRedraw` is set to `true`). + // If the URL does not change, the layer will not be redrawn unless + // the noRedraw parameter is set to false. setUrl: function (url, noRedraw) { + if (this._url === url && noRedraw === undefined) { + noRedraw = true; + } + this._url = url; if (!noRedraw) { @@ -11465,8 +11654,8 @@ var TileLayer = GridLayer.extend({ on(tile, 'load', bind(this._tileOnLoad, this, done, tile)); on(tile, 'error', bind(this._tileOnError, this, done, tile)); - if (this.options.crossOrigin) { - tile.crossOrigin = ''; + if (this.options.crossOrigin || this.options.crossOrigin === '') { + tile.crossOrigin = this.options.crossOrigin === true ? '' : this.options.crossOrigin; } /* @@ -11567,6 +11756,28 @@ var TileLayer = GridLayer.extend({ } } } + }, + + _removeTile: function (key) { + var tile = this._tiles[key]; + if (!tile) { return; } + + // Cancels any pending http requests associated with the tile + // unless we're on Android's stock browser, + // see https://github.com/Leaflet/Leaflet/issues/137 + if (!androidStock) { + tile.el.setAttribute('src', emptyImageUrl); + } + + return GridLayer.prototype._removeTile.call(this, key); + }, + + _tileReady: function (coords, err, tile) { + if (!this._map || (tile && tile.getAttribute('src') === emptyImageUrl)) { + return; + } + + return GridLayer.prototype._tileReady.call(this, coords, err, tile); } }); @@ -11683,7 +11894,7 @@ var TileLayerWMS = TileLayer.extend({ bbox = (this._wmsVersion >= 1.3 && this._crs === EPSG4326 ? [min.y, min.x, max.y, max.x] : [min.x, min.y, max.x, max.y]).join(','), - url = L.TileLayer.prototype.getTileUrl.call(this, coords); + url = TileLayer.prototype.getTileUrl.call(this, coords); return url + getParamString(this.wmsParams, url, this.options.uppercase) + (this.options.uppercase ? '&BBOX=' : '&bbox=') + bbox; @@ -11909,6 +12120,7 @@ var Canvas = Renderer.extend({ }, _destroyContainer: function () { + cancelAnimFrame(this._redrawRequest); delete this._ctx; remove(this._container); off(this._container); @@ -11930,8 +12142,6 @@ var Canvas = Renderer.extend({ _update: function () { if (this._map._animatingZoom && this._bounds) { return; } - this._drawnLayers = {}; - Renderer.prototype._update.call(this); var b = this._bounds, @@ -12003,7 +12213,7 @@ var Canvas = Renderer.extend({ delete layer._order; - delete this._layers[L.stamp(layer)]; + delete this._layers[stamp(layer)]; this._requestRedraw(layer); }, @@ -12025,14 +12235,20 @@ var Canvas = Renderer.extend({ }, _updateDashArray: function (layer) { - if (layer.options.dashArray) { - var parts = layer.options.dashArray.split(','), + if (typeof layer.options.dashArray === 'string') { + var parts = layer.options.dashArray.split(/[, ]+/), dashArray = [], + dashValue, i; for (i = 0; i < parts.length; i++) { - dashArray.push(Number(parts[i])); + dashValue = Number(parts[i]); + // Ignore dash array containing invalid lengths + if (isNaN(dashValue)) { return; } + dashArray.push(dashValue); } layer.options._dashArray = dashArray; + } else { + layer.options._dashArray = layer.options.dashArray; } }, @@ -12110,8 +12326,6 @@ var Canvas = Renderer.extend({ if (!len) { return; } - this._drawnLayers[layer._leaflet_id] = layer; - ctx.beginPath(); for (i = 0; i < len; i++) { @@ -12138,8 +12352,6 @@ var Canvas = Renderer.extend({ r = Math.max(Math.round(layer._radius), 1), s = (Math.max(Math.round(layer._radiusY), 1) || r) / r; - this._drawnLayers[layer._leaflet_id] = layer; - if (s !== 1) { ctx.save(); ctx.scale(1, s); @@ -12244,6 +12456,9 @@ var Canvas = Renderer.extend({ _bringToFront: function (layer) { var order = layer._order; + + if (!order) { return; } + var next = order.next; var prev = order.prev; @@ -12272,6 +12487,9 @@ var Canvas = Renderer.extend({ _bringToBack: function (layer) { var order = layer._order; + + if (!order) { return; } + var next = order.next; var prev = order.prev; @@ -12327,7 +12545,6 @@ var vmlCreate = (function () { /* * @class SVG * - * Although SVG is not available on IE7 and IE8, these browsers support [VML](https://en.wikipedia.org/wiki/Vector_Markup_Language), and the SVG renderer will fall back to VML in this case. * * VML was deprecated in 2012, which means VML functionality exists only for backwards compatibility * with old versions of Internet Explorer. @@ -12669,10 +12886,7 @@ Map.include({ var renderer = layer.options.renderer || this._getPaneRenderer(layer.options.pane) || this.options.renderer || this._renderer; if (!renderer) { - // @namespace Map; @option preferCanvas: Boolean = false - // Whether `Path`s should be rendered on a `Canvas` renderer. - // By default, all `Path`s are rendered in a `SVG` renderer. - renderer = this._renderer = (this.options.preferCanvas && canvas$1()) || svg$1(); + renderer = this._renderer = this._createRenderer(); } if (!this.hasLayer(renderer)) { @@ -12688,10 +12902,17 @@ Map.include({ var renderer = this._paneRenderers[name]; if (renderer === undefined) { - renderer = (SVG && svg$1({pane: name})) || (Canvas && canvas$1({pane: name})); + renderer = this._createRenderer({pane: name}); this._paneRenderers[name] = renderer; } return renderer; + }, + + _createRenderer: function (options) { + // @namespace Map; @option preferCanvas: Boolean = false + // Whether `Path`s should be rendered on a `Canvas` renderer. + // By default, all `Path`s are rendered in a `SVG` renderer. + return (this.options.preferCanvas && canvas$1(options)) || svg$1(options); } }); @@ -13326,20 +13547,18 @@ var Keyboard = Handler.extend({ offset; if (key in this._panKeys) { + if (!map._panAnim || !map._panAnim._inProgress) { + offset = this._panKeys[key]; + if (e.shiftKey) { + offset = toPoint(offset).multiplyBy(3); + } - if (map._panAnim && map._panAnim._inProgress) { return; } - - offset = this._panKeys[key]; - if (e.shiftKey) { - offset = toPoint(offset).multiplyBy(3); - } - - map.panBy(offset); + map.panBy(offset); - if (map.options.maxBounds) { - map.panInsideBounds(map.options.maxBounds); + if (map.options.maxBounds) { + map.panInsideBounds(map.options.maxBounds); + } } - } else if (key in this._zoomKeys) { map.setZoom(map.getZoom() + (e.shiftKey ? 3 : 1) * this._zoomKeys[key]); @@ -13707,21 +13926,9 @@ Map.ScrollWheelZoom = ScrollWheelZoom; Map.Tap = Tap; Map.TouchZoom = TouchZoom; -// misc - -var oldL = window.L; -function noConflict() { - window.L = oldL; - return this; -} - -// Always export us to window global (see #2364) -window.L = exports; - Object.freeze = freeze; exports.version = version; -exports.noConflict = noConflict; exports.Control = Control; exports.control = control; exports.Browser = Browser; @@ -13764,6 +13971,8 @@ exports.ImageOverlay = ImageOverlay; exports.imageOverlay = imageOverlay; exports.VideoOverlay = VideoOverlay; exports.videoOverlay = videoOverlay; +exports.SVGOverlay = SVGOverlay; +exports.svgOverlay = svgOverlay; exports.DivOverlay = DivOverlay; exports.Popup = Popup; exports.popup = popup; @@ -13798,5 +14007,14 @@ exports.rectangle = rectangle; exports.Map = Map; exports.map = createMap; +var oldL = window.L; +exports.noConflict = function() { + window.L = oldL; + return this; +} + +// Always export us to window global (see #2364) +window.L = exports; + }))); //# sourceMappingURL=leaflet-src.js.map