X-Git-Url: https://git.openstreetmap.org./rails.git/blobdiff_plain/043d29fd7eb72048cf5d07edfbc20ec5c25af708..fde98f7ead8b85a6a2b3ed748ca6f5a199a8e09f:/vendor/assets/leaflet/leaflet.locate.js diff --git a/vendor/assets/leaflet/leaflet.locate.js b/vendor/assets/leaflet/leaflet.locate.js index f1e6d39e1..a7e4730b5 100644 --- a/vendor/assets/leaflet/leaflet.locate.js +++ b/vendor/assets/leaflet/leaflet.locate.js @@ -22,10 +22,126 @@ You can find the project at: https://github.com/domoritz/leaflet-locatecontrol } // attach your plugin to the global 'L' variable - if(typeof window !== 'undefined' && window.L){ + if (typeof window !== 'undefined' && window.L){ window.L.Control.Locate = factory(L); } } (function (L) { + var LDomUtilApplyClassesMethod = function(method, element, classNames) { + classNames = classNames.split(' '); + classNames.forEach(function(className) { + L.DomUtil[method].call(this, element, className); + }); + }; + + var addClasses = function(el, names) { LDomUtilApplyClassesMethod('addClass', el, names); }; + var removeClasses = function(el, names) { LDomUtilApplyClassesMethod('removeClass', el, names); }; + + /** + * Compatible with L.Circle but a true marker instead of a path + */ + var LocationMarker = L.Marker.extend({ + initialize: function (latlng, options) { + L.Util.setOptions(this, options); + this._latlng = latlng; + this.createIcon(); + }, + + /** + * Create a styled circle location marker + */ + createIcon: function() { + var opt = this.options; + + var style = ''; + + if (opt.color !== undefined) { + style += 'stroke:'+opt.color+';'; + } + if (opt.weight !== undefined) { + style += 'stroke-width:'+opt.weight+';'; + } + if (opt.fillColor !== undefined) { + style += 'fill:'+opt.fillColor+';'; + } + if (opt.fillOpacity !== undefined) { + style += 'fill-opacity:'+opt.fillOpacity+';'; + } + if (opt.opacity !== undefined) { + style += 'opacity:'+opt.opacity+';'; + } + + var icon = this._getIconSVG(opt, style); + + this._locationIcon = L.divIcon({ + className: icon.className, + html: icon.svg, + iconSize: [icon.w,icon.h], + }); + + this.setIcon(this._locationIcon); + }, + + /** + * Return the raw svg for the shape + * + * Split so can be easily overridden + */ + _getIconSVG: function(options, style) { + var r = options.radius; + var w = options.weight; + var s = r + w; + var s2 = s * 2; + var svg = '' + + '' + + ''; + return { + className: 'leafet-control-locate-location', + svg: svg, + w: s2, + h: s2 + }; + }, + + setStyle: function(style) { + L.Util.setOptions(this, style); + this.createIcon(); + } + }); + + var CompassMarker = LocationMarker.extend({ + initialize: function (latlng, heading, options) { + L.Util.setOptions(this, options); + this._latlng = latlng; + this._heading = heading; + this.createIcon(); + }, + + setHeading: function(heading) { + this._heading = heading; + }, + + /** + * Create a styled arrow compass marker + */ + _getIconSVG: function(options, style) { + var r = options.radius; + var w = (options.width + options.weight); + var h = (r+options.depth + options.weight)*2; + var path = 'M0,0 l'+(options.width/2)+','+options.depth+' l-'+(w)+',0 z'; + var svgstyle = 'transform: rotate('+this._heading+'deg)'; + var svg = ''+ + ''+ + ''; + return { + className: 'leafet-control-locate-heading', + svg: svg, + w: w, + h: h + }; + }, + }); + + var LocateControl = L.Control.extend({ options: { /** Position of the control */ @@ -41,12 +157,15 @@ You can find the project at: https://github.com/domoritz/leaflet-locatecontrol * - false: never updates the map view when location changes. * - 'once': set the view when the location is first determined * - 'always': always updates the map view when location changes. - * The map view follows the users location. - * - 'untilPan': (default) like 'always', except stops updating the + * The map view follows the user's location. + * - 'untilPan': like 'always', except stops updating the * view if the user has manually panned the map. - * The map view follows the users location until she pans. + * The map view follows the user's location until she pans. + * - 'untilPanOrZoom': (default) like 'always', except stops updating the + * view if the user has manually panned the map. + * The map view follows the user's location until she pans. */ - setView: 'untilPan', + setView: 'untilPanOrZoom', /** Keep the current map zoom level when setting the view and only pan. */ keepCurrentZoomLevel: false, /** Smooth pan and zoom to the location of the marker. Only works in Leaflet 1.0+. */ @@ -70,28 +189,49 @@ You can find the project at: https://github.com/domoritz/leaflet-locatecontrol * bounds that were saved. */ returnToPrevBounds: false, + /** + * Keep a cache of the location after the user deactivates the control. If set to false, the user has to wait + * until the locate API returns a new location before they see where they are again. + */ + cacheLocation: true, /** If set, a circle that shows the location accuracy is drawn. */ drawCircle: true, /** If set, the marker at the users' location is drawn. */ drawMarker: true, + /** If set and supported then show the compass heading */ + showCompass: true, /** The class to be used to create the marker. For example L.CircleMarker or L.Marker */ - markerClass: L.CircleMarker, - /** Accuracy circle style properties. */ + markerClass: LocationMarker, + /** The class us be used to create the compass bearing arrow */ + compassClass: CompassMarker, + /** Accuracy circle style properties. NOTE these styles should match the css animations styles */ circleStyle: { - color: '#136AEC', - fillColor: '#136AEC', + className: 'leaflet-control-locate-circle', + color: '#136AEC', + fillColor: '#136AEC', fillOpacity: 0.15, - weight: 2, - opacity: 0.5 + weight: 0 }, - /** Inner marker style properties. */ + /** Inner marker style properties. Only works if your marker class supports `setStyle`. */ markerStyle: { - color: '#136AEC', - fillColor: '#2A93EE', - fillOpacity: 0.7, - weight: 2, - opacity: 0.9, - radius: 5 + className: 'leaflet-control-locate-marker', + color: '#fff', + fillColor: '#2A93EE', + fillOpacity: 1, + weight: 3, + opacity: 1, + radius: 9 + }, + /** Compass */ + compassStyle: { + fillColor: '#2A93EE', + fillOpacity: 1, + weight: 0, + color: '#fff', + opacity: 1, + radius: 9, // How far is the arrow is from the center of of the marker + width: 9, // Width of the arrow + depth: 6 // Length of the arrow }, /** * Changes to accuracy circle and inner marker while following. @@ -102,6 +242,7 @@ You can find the project at: https://github.com/domoritz/leaflet-locatecontrol // color: '#FFA500', // fillColor: '#FFB000' }, + followCompassStyle: {}, /** The CSS class for the icon. For example fa-location-arrow or fa-map-marker */ icon: 'fa fa-map-marker', iconLoading: 'fa fa-spinner fa-spin', @@ -111,12 +252,23 @@ You can find the project at: https://github.com/domoritz/leaflet-locatecontrol circlePadding: [0, 0], /** Use metric units. */ metric: true, + /** + * This callback can be used in case you would like to override button creation behavior. + * This is useful for DOM manipulation frameworks such as angular etc. + * This function should return an object with HtmlElement for the button (link property) and the icon (icon property). + */ + createButtonCallback: function (container, options) { + var link = L.DomUtil.create('a', 'leaflet-bar-part leaflet-bar-part-single', container); + link.title = options.strings.title; + var icon = L.DomUtil.create(options.iconElementTag, options.icon, link); + return { link: link, icon: icon }; + }, /** This event is called in case of any location error that is not a time out error. */ onLocationError: function(err, control) { alert(err.message); }, /** - * This even is called when the user's location is outside the bounds set on the map. + * This event is called when the user's location is outside the bounds set on the map. * The event is called repeatedly when the location changes. */ onLocationOutsideMapBounds: function(control) { @@ -154,6 +306,7 @@ You can find the project at: https://github.com/domoritz/leaflet-locatecontrol // extend the follow marker style and circle from the normal style this.options.followMarkerStyle = L.extend({}, this.options.markerStyle, this.options.followMarkerStyle); this.options.followCircleStyle = L.extend({}, this.options.circleStyle, this.options.followCircleStyle); + this.options.followCompassStyle = L.extend({}, this.options.compassStyle, this.options.followCompassStyle); }, /** @@ -166,11 +319,12 @@ You can find the project at: https://github.com/domoritz/leaflet-locatecontrol this._layer = this.options.layer || new L.LayerGroup(); this._layer.addTo(map); this._event = undefined; + this._compassHeading = null; + this._prevBounds = null; - this._link = L.DomUtil.create('a', 'leaflet-bar-part leaflet-bar-part-single', container); - this._link.href = '#'; - this._link.title = this.options.strings.title; - this._icon = L.DomUtil.create(this.options.iconElementTag, this.options.icon, this._link); + var linkAndIcon = this.options.createButtonCallback(container, this.options); + this._link = linkAndIcon.link; + this._icon = linkAndIcon.icon; L.DomEvent .on(this._link, 'click', L.DomEvent.stopPropagation) @@ -191,7 +345,7 @@ You can find the project at: https://github.com/domoritz/leaflet-locatecontrol _onClick: function() { this._justClicked = true; this._userPanned = false; - this._prevBounds = null; + this._userZoomed = false; if (this._active && !this._event) { // click while requesting @@ -273,6 +427,15 @@ You can find the project at: https://github.com/domoritz/leaflet-locatecontrol this._map.on('locationfound', this._onLocationFound, this); this._map.on('locationerror', this._onLocationError, this); this._map.on('dragstart', this._onDrag, this); + this._map.on('zoomstart', this._onZoom, this); + this._map.on('zoomend', this._onZoomEnd, this); + if (this.options.showCompass) { + if ('ondeviceorientationabsolute' in window) { + L.DomEvent.on(window, 'deviceorientationabsolute', this._onDeviceOrientation, this); + } else if ('ondeviceorientation' in window) { + L.DomEvent.on(window, 'deviceorientation', this._onDeviceOrientation, this); + } + } } }, @@ -285,10 +448,24 @@ You can find the project at: https://github.com/domoritz/leaflet-locatecontrol this._map.stopLocate(); this._active = false; + if (!this.options.cacheLocation) { + this._event = undefined; + } + // unbind event listeners this._map.off('locationfound', this._onLocationFound, this); this._map.off('locationerror', this._onLocationError, this); this._map.off('dragstart', this._onDrag, this); + this._map.off('zoomstart', this._onZoom, this); + this._map.off('zoomend', this._onZoomEnd, this); + if (this.options.showCompass) { + this._compassHeading = null; + if ('ondeviceorientationabsolute' in window) { + L.DomEvent.off(window, 'deviceorientationabsolute', this._onDeviceOrientation, this); + } else if ('ondeviceorientation' in window) { + L.DomEvent.off(window, 'deviceorientation', this._onDeviceOrientation, this); + } + } }, /** @@ -297,6 +474,7 @@ You can find the project at: https://github.com/domoritz/leaflet-locatecontrol setView: function() { this._drawMarker(); if (this._isOutsideMapBounds()) { + this._event = undefined; // clear the current location so we can get back into the bounds this.options.onLocationOutsideMapBounds(this); } else { if (this.options.keepCurrentZoomLevel) { @@ -312,6 +490,32 @@ You can find the project at: https://github.com/domoritz/leaflet-locatecontrol } }, + /** + * + */ + _drawCompass: function() { + var latlng = this._event.latlng; + + if (this.options.showCompass && latlng && this._compassHeading !== null) { + var cStyle = this._isFollowing() ? this.options.followCompassStyle : this.options.compassStyle; + if (!this._compass) { + this._compass = new this.options.compassClass(latlng, this._compassHeading, cStyle).addTo(this._layer); + } else { + this._compass.setLatLng(latlng); + this._compass.setHeading(this._compassHeading); + // If the compassClass can be updated with setStyle, update it. + if (this._compass.setStyle) { + this._compass.setStyle(cStyle); + } + } + // + } + if (this._compass && (!this.options.showCompass || this._compassHeading === null)) { + this._compass.removeFrom(this._layer); + this._compass = null; + } + }, + /** * Draw the marker and accuracy circle on the map. * @@ -348,20 +552,30 @@ You can find the project at: https://github.com/domoritz/leaflet-locatecontrol // small inner marker if (this.options.drawMarker) { var mStyle = this._isFollowing() ? this.options.followMarkerStyle : this.options.markerStyle; - if (!this._marker) { this._marker = new this.options.markerClass(latlng, mStyle).addTo(this._layer); } else { - this._marker.setLatLng(latlng).setStyle(mStyle); + this._marker.setLatLng(latlng); + // If the markerClass can be updated with setStyle, update it. + if (this._marker.setStyle) { + this._marker.setStyle(mStyle); + } } } + this._drawCompass(); + var t = this.options.strings.popup; if (this.options.showPopup && t && this._marker) { this._marker .bindPopup(L.Util.template(t, {distance: distance, unit: unit})) ._popup.setLatLng(latlng); } + if (this.options.showPopup && t && this._compass) { + this._compass + .bindPopup(L.Util.template(t, {distance: distance, unit: unit})) + ._popup.setLatLng(latlng); + } }, /** @@ -382,6 +596,44 @@ You can find the project at: https://github.com/domoritz/leaflet-locatecontrol this._map.off('unload', this._unload, this); }, + /** + * Sets the compass heading + */ + _setCompassHeading: function(angle) { + if (!isNaN(parseFloat(angle)) && isFinite(angle)) { + angle = Math.round(angle); + + this._compassHeading = angle; + L.Util.requestAnimFrame(this._drawCompass, this); + } else { + this._compassHeading = null; + } + }, + + /** + * If the compass fails calibration just fail safely and remove the compass + */ + _onCompassNeedsCalibration: function() { + this._setCompassHeading(); + }, + + /** + * Process and normalise compass events + */ + _onDeviceOrientation: function(e) { + if (!this._active) { + return; + } + + if (e.webkitCompassHeading) { + // iOS + this._setCompassHeading(e.webkitCompassHeading); + } else if (e.absolute && e.alpha) { + // Android + this._setCompassHeading(360 - e.alpha) + } + }, + /** * Calls deactivate and dispatches an error. */ @@ -428,6 +680,11 @@ You can find the project at: https://github.com/domoritz/leaflet-locatecontrol this.setView(); } break; + case 'untilPanOrZoom': + if (!this._userPanned && !this._userZoomed) { + this.setView(); + } + break; case 'always': this.setView(); break; @@ -440,7 +697,7 @@ You can find the project at: https://github.com/domoritz/leaflet-locatecontrol }, /** - * When the user drags. Need a separate even so we can bind and unbind even listeners. + * When the user drags. Need a separate event so we can bind and unbind event listeners. */ _onDrag: function() { // only react to drags once we have a location @@ -451,6 +708,27 @@ You can find the project at: https://github.com/domoritz/leaflet-locatecontrol } }, + /** + * When the user zooms. Need a separate event so we can bind and unbind event listeners. + */ + _onZoom: function() { + // only react to drags once we have a location + if (this._event) { + this._userZoomed = true; + this._updateContainerStyle(); + this._drawMarker(); + } + }, + + /** + * After a zoom ends update the compass + */ + _onZoomEnd: function() { + if (this._event) { + this._drawCompass(); + } + }, + /** * Compute whether the map is following the user location with pan and zoom. */ @@ -463,6 +741,8 @@ You can find the project at: https://github.com/domoritz/leaflet-locatecontrol return true; } else if (this.options.setView === 'untilPan') { return !this._userPanned; + } else if (this.options.setView === 'untilPanOrZoom') { + return !this._userPanned && !this._userZoomed; } }, @@ -502,23 +782,23 @@ You can find the project at: https://github.com/domoritz/leaflet-locatecontrol */ _setClasses: function(state) { if (state == 'requesting') { - L.DomUtil.removeClasses(this._container, "active following"); - L.DomUtil.addClasses(this._container, "requesting"); + removeClasses(this._container, "active following"); + addClasses(this._container, "requesting"); - L.DomUtil.removeClasses(this._icon, this.options.icon); - L.DomUtil.addClasses(this._icon, this.options.iconLoading); + removeClasses(this._icon, this.options.icon); + addClasses(this._icon, this.options.iconLoading); } else if (state == 'active') { - L.DomUtil.removeClasses(this._container, "requesting following"); - L.DomUtil.addClasses(this._container, "active"); + removeClasses(this._container, "requesting following"); + addClasses(this._container, "active"); - L.DomUtil.removeClasses(this._icon, this.options.iconLoading); - L.DomUtil.addClasses(this._icon, this.options.icon); + removeClasses(this._icon, this.options.iconLoading); + addClasses(this._icon, this.options.icon); } else if (state == 'following') { - L.DomUtil.removeClasses(this._container, "requesting"); - L.DomUtil.addClasses(this._container, "active following"); + removeClasses(this._container, "requesting"); + addClasses(this._container, "active following"); - L.DomUtil.removeClasses(this._icon, this.options.iconLoading); - L.DomUtil.addClasses(this._icon, this.options.icon); + removeClasses(this._icon, this.options.iconLoading); + addClasses(this._icon, this.options.icon); } }, @@ -530,8 +810,8 @@ You can find the project at: https://github.com/domoritz/leaflet-locatecontrol L.DomUtil.removeClass(this._container, "active"); L.DomUtil.removeClass(this._container, "following"); - L.DomUtil.removeClasses(this._icon, this.options.iconLoading); - L.DomUtil.addClasses(this._icon, this.options.icon); + removeClasses(this._icon, this.options.iconLoading); + addClasses(this._icon, this.options.icon); }, /** @@ -547,6 +827,9 @@ You can find the project at: https://github.com/domoritz/leaflet-locatecontrol // true if the user has panned the map after clicking the control this._userPanned = false; + + // true if the user has zoomed the map after clicking the control + this._userZoomed = false; } }); @@ -554,19 +837,5 @@ You can find the project at: https://github.com/domoritz/leaflet-locatecontrol return new L.Control.Locate(options); }; - (function(){ - // leaflet.js raises bug when trying to addClass / removeClass multiple classes at once - // Let's create a wrapper on it which fixes it. - var LDomUtilApplyClassesMethod = function(method, element, classNames) { - classNames = classNames.split(' '); - classNames.forEach(function(className) { - L.DomUtil[method].call(this, element, className); - }); - }; - - L.DomUtil.addClasses = function(el, names) { LDomUtilApplyClassesMethod('addClass', el, names); }; - L.DomUtil.removeClasses = function(el, names) { LDomUtilApplyClassesMethod('removeClass', el, names); }; - })(); - return LocateControl; }, window));