From 3c99fde45db83b531c41c350ed4d0ac2a3c40c62 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 28 Apr 2024 14:45:13 +0200 Subject: Adding debian version 1.1.0-3. Signed-off-by: Daniel Baumann --- debian/missing-sources/leaflet.js/map/Map.js | 1667 ++++++++++++++++++++ .../leaflet.js/map/Map.methodOptions.leafdoc | 108 ++ .../leaflet.js/map/handler/Map.BoxZoom.js | 150 ++ .../leaflet.js/map/handler/Map.DoubleClickZoom.js | 55 + .../leaflet.js/map/handler/Map.Drag.js | 236 +++ .../leaflet.js/map/handler/Map.Keyboard.js | 180 +++ .../leaflet.js/map/handler/Map.ScrollWheelZoom.js | 91 ++ .../leaflet.js/map/handler/Map.Tap.js | 136 ++ .../leaflet.js/map/handler/Map.TouchZoom.js | 130 ++ debian/missing-sources/leaflet.js/map/index.js | 17 + 10 files changed, 2770 insertions(+) create mode 100644 debian/missing-sources/leaflet.js/map/Map.js create mode 100644 debian/missing-sources/leaflet.js/map/Map.methodOptions.leafdoc create mode 100644 debian/missing-sources/leaflet.js/map/handler/Map.BoxZoom.js create mode 100644 debian/missing-sources/leaflet.js/map/handler/Map.DoubleClickZoom.js create mode 100644 debian/missing-sources/leaflet.js/map/handler/Map.Drag.js create mode 100644 debian/missing-sources/leaflet.js/map/handler/Map.Keyboard.js create mode 100644 debian/missing-sources/leaflet.js/map/handler/Map.ScrollWheelZoom.js create mode 100644 debian/missing-sources/leaflet.js/map/handler/Map.Tap.js create mode 100644 debian/missing-sources/leaflet.js/map/handler/Map.TouchZoom.js create mode 100644 debian/missing-sources/leaflet.js/map/index.js (limited to 'debian/missing-sources/leaflet.js/map') diff --git a/debian/missing-sources/leaflet.js/map/Map.js b/debian/missing-sources/leaflet.js/map/Map.js new file mode 100644 index 0000000..b276d86 --- /dev/null +++ b/debian/missing-sources/leaflet.js/map/Map.js @@ -0,0 +1,1667 @@ +import * as Util from '../core/Util'; +import {Evented} from '../core/Events'; +import {EPSG3857} from '../geo/crs/CRS.EPSG3857'; +import {Point, toPoint} from '../geometry/Point'; +import {Bounds, toBounds} from '../geometry/Bounds'; +import {LatLng, toLatLng} from '../geo/LatLng'; +import {LatLngBounds, toLatLngBounds} from '../geo/LatLngBounds'; +import * as Browser from '../core/Browser'; +import * as DomEvent from '../dom/DomEvent'; +import * as DomUtil from '../dom/DomUtil'; +import {PosAnimation} from '../dom/PosAnimation'; + +/* + * @class Map + * @aka L.Map + * @inherits Evented + * + * The central class of the API — it is used to create a map on a page and manipulate it. + * + * @example + * + * ```js + * // initialize the map on the "map" div with a given center and zoom + * var map = L.map('map', { + * center: [51.505, -0.09], + * zoom: 13 + * }); + * ``` + * + */ + +export var Map = Evented.extend({ + + options: { + // @section Map State Options + // @option crs: CRS = L.CRS.EPSG3857 + // The [Coordinate Reference System](#crs) to use. Don't change this if you're not + // sure what it means. + crs: EPSG3857, + + // @option center: LatLng = undefined + // Initial geographic center of the map + center: undefined, + + // @option zoom: Number = undefined + // Initial map zoom level + zoom: undefined, + + // @option minZoom: Number = * + // Minimum zoom level of the map. + // If not specified and at least one `GridLayer` or `TileLayer` is in the map, + // the lowest of their `minZoom` options will be used instead. + minZoom: undefined, + + // @option maxZoom: Number = * + // Maximum zoom level of the map. + // If not specified and at least one `GridLayer` or `TileLayer` is in the map, + // the highest of their `maxZoom` options will be used instead. + maxZoom: undefined, + + // @option layers: Layer[] = [] + // Array of layers that will be added to the map initially + layers: [], + + // @option maxBounds: LatLngBounds = null + // When this option is set, the map restricts the view to the given + // geographical bounds, bouncing the user back if the user tries to pan + // outside the view. To set the restriction dynamically, use + // [`setMaxBounds`](#map-setmaxbounds) method. + maxBounds: undefined, + + // @option renderer: Renderer = * + // The default method for drawing vector layers on the map. `L.SVG` + // or `L.Canvas` by default depending on browser support. + renderer: undefined, + + + // @section Animation Options + // @option zoomAnimation: Boolean = true + // Whether the map zoom animation is enabled. By default it's enabled + // in all browsers that support CSS3 Transitions except Android. + zoomAnimation: true, + + // @option zoomAnimationThreshold: Number = 4 + // Won't animate zoom if the zoom difference exceeds this value. + zoomAnimationThreshold: 4, + + // @option fadeAnimation: Boolean = true + // Whether the tile fade animation is enabled. By default it's enabled + // in all browsers that support CSS3 Transitions except Android. + fadeAnimation: true, + + // @option markerZoomAnimation: Boolean = true + // Whether markers animate their zoom with the zoom animation, if disabled + // they will disappear for the length of the animation. By default it's + // enabled in all browsers that support CSS3 Transitions except Android. + markerZoomAnimation: true, + + // @option transform3DLimit: Number = 2^23 + // Defines the maximum size of a CSS translation transform. The default + // value should not be changed unless a web browser positions layers in + // the wrong place after doing a large `panBy`. + transform3DLimit: 8388608, // Precision limit of a 32-bit float + + // @section Interaction Options + // @option zoomSnap: Number = 1 + // Forces the map's zoom level to always be a multiple of this, particularly + // right after a [`fitBounds()`](#map-fitbounds) or a pinch-zoom. + // By default, the zoom level snaps to the nearest integer; lower values + // (e.g. `0.5` or `0.1`) allow for greater granularity. A value of `0` + // means the zoom level will not be snapped after `fitBounds` or a pinch-zoom. + zoomSnap: 1, + + // @option zoomDelta: Number = 1 + // Controls how much the map's zoom level will change after a + // [`zoomIn()`](#map-zoomin), [`zoomOut()`](#map-zoomout), pressing `+` + // or `-` on the keyboard, or using the [zoom controls](#control-zoom). + // Values smaller than `1` (e.g. `0.5`) allow for greater granularity. + zoomDelta: 1, + + // @option trackResize: Boolean = true + // Whether the map automatically handles browser window resize to update itself. + trackResize: true + }, + + initialize: function (id, options) { // (HTMLElement or String, Object) + options = Util.setOptions(this, options); + + this._initContainer(id); + this._initLayout(); + + // hack for https://github.com/Leaflet/Leaflet/issues/1980 + this._onResize = Util.bind(this._onResize, this); + + this._initEvents(); + + if (options.maxBounds) { + this.setMaxBounds(options.maxBounds); + } + + if (options.zoom !== undefined) { + this._zoom = this._limitZoom(options.zoom); + } + + if (options.center && options.zoom !== undefined) { + 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 + this._zoomAnimated = DomUtil.TRANSITION && Browser.any3d && !Browser.mobileOpera && + this.options.zoomAnimation; + + // zoom transitions run with the same duration for all layers, so if one of transitionend events + // happens after starting zoom animation (propagating to the map pane), we know that it ended globally + if (this._zoomAnimated) { + this._createAnimProxy(); + DomEvent.on(this._proxy, DomUtil.TRANSITION_END, this._catchTransitionEnd, this); + } + + this._addLayers(this.options.layers); + }, + + + // @section Methods for modifying map state + + // @method setView(center: LatLng, zoom: Number, options?: Zoom/pan options): this + // Sets the view of the map (geographical center and zoom) with the given + // animation options. + setView: function (center, zoom, options) { + + zoom = zoom === undefined ? this._zoom : this._limitZoom(zoom); + center = this._limitCenter(toLatLng(center), zoom, this.options.maxBounds); + options = options || {}; + + this._stop(); + + if (this._loaded && !options.reset && options !== true) { + + if (options.animate !== undefined) { + options.zoom = Util.extend({animate: options.animate}, options.zoom); + options.pan = Util.extend({animate: options.animate, duration: options.duration}, options.pan); + } + + // try animating pan or zoom + var moved = (this._zoom !== zoom) ? + this._tryAnimatedZoom && this._tryAnimatedZoom(center, zoom, options.zoom) : + this._tryAnimatedPan(center, options.pan); + + if (moved) { + // prevent resize handler call, the view will refresh after animation anyway + clearTimeout(this._sizeTimer); + return this; + } + } + + // animation didn't start, just reset the map view + this._resetView(center, zoom); + + return this; + }, + + // @method setZoom(zoom: Number, options?: Zoom/pan options): this + // Sets the zoom of the map. + setZoom: function (zoom, options) { + if (!this._loaded) { + this._zoom = zoom; + return this; + } + return this.setView(this.getCenter(), zoom, {zoom: options}); + }, + + // @method zoomIn(delta?: Number, options?: Zoom options): this + // Increases the zoom of the map by `delta` ([`zoomDelta`](#map-zoomdelta) by default). + zoomIn: function (delta, options) { + delta = delta || (Browser.any3d ? this.options.zoomDelta : 1); + return this.setZoom(this._zoom + delta, options); + }, + + // @method zoomOut(delta?: Number, options?: Zoom options): this + // Decreases the zoom of the map by `delta` ([`zoomDelta`](#map-zoomdelta) by default). + zoomOut: function (delta, options) { + delta = delta || (Browser.any3d ? this.options.zoomDelta : 1); + return this.setZoom(this._zoom - delta, options); + }, + + // @method setZoomAround(latlng: LatLng, zoom: Number, options: Zoom options): this + // Zooms the map while keeping a specified geographical point on the map + // stationary (e.g. used internally for scroll zoom and double-click zoom). + // @alternative + // @method setZoomAround(offset: Point, zoom: Number, options: Zoom options): this + // Zooms the map while keeping a specified pixel on the map (relative to the top-left corner) stationary. + setZoomAround: function (latlng, zoom, options) { + var scale = this.getZoomScale(zoom), + viewHalf = this.getSize().divideBy(2), + containerPoint = latlng instanceof Point ? latlng : this.latLngToContainerPoint(latlng), + + centerOffset = containerPoint.subtract(viewHalf).multiplyBy(1 - 1 / scale), + newCenter = this.containerPointToLatLng(viewHalf.add(centerOffset)); + + return this.setView(newCenter, zoom, {zoom: options}); + }, + + _getBoundsCenterZoom: function (bounds, options) { + + options = options || {}; + bounds = bounds.getBounds ? bounds.getBounds() : toLatLngBounds(bounds); + + var paddingTL = toPoint(options.paddingTopLeft || options.padding || [0, 0]), + paddingBR = toPoint(options.paddingBottomRight || options.padding || [0, 0]), + + zoom = this.getBoundsZoom(bounds, false, paddingTL.add(paddingBR)); + + zoom = (typeof options.maxZoom === 'number') ? Math.min(options.maxZoom, zoom) : zoom; + + if (zoom === Infinity) { + return { + center: bounds.getCenter(), + zoom: zoom + }; + } + + var paddingOffset = paddingBR.subtract(paddingTL).divideBy(2), + + swPoint = this.project(bounds.getSouthWest(), zoom), + nePoint = this.project(bounds.getNorthEast(), zoom), + center = this.unproject(swPoint.add(nePoint).divideBy(2).add(paddingOffset), zoom); + + return { + center: center, + zoom: zoom + }; + }, + + // @method fitBounds(bounds: LatLngBounds, options?: fitBounds options): this + // Sets a map view that contains the given geographical bounds with the + // maximum zoom level possible. + fitBounds: function (bounds, options) { + + bounds = toLatLngBounds(bounds); + + if (!bounds.isValid()) { + throw new Error('Bounds are not valid.'); + } + + var target = this._getBoundsCenterZoom(bounds, options); + return this.setView(target.center, target.zoom, options); + }, + + // @method fitWorld(options?: fitBounds options): this + // Sets a map view that mostly contains the whole world with the maximum + // zoom level possible. + fitWorld: function (options) { + return this.fitBounds([[-90, -180], [90, 180]], options); + }, + + // @method panTo(latlng: LatLng, options?: Pan options): this + // Pans the map to a given center. + panTo: function (center, options) { // (LatLng) + return this.setView(center, this._zoom, {pan: options}); + }, + + // @method panBy(offset: Point, options?: Pan options): this + // Pans the map by a given number of pixels (animated). + panBy: function (offset, options) { + offset = toPoint(offset).round(); + options = options || {}; + + if (!offset.x && !offset.y) { + return this.fire('moveend'); + } + // If we pan too far, Chrome gets issues with tiles + // and makes them disappear or appear in the wrong place (slightly offset) #2602 + if (options.animate !== true && !this.getSize().contains(offset)) { + this._resetView(this.unproject(this.project(this.getCenter()).add(offset)), this.getZoom()); + return this; + } + + if (!this._panAnim) { + this._panAnim = new PosAnimation(); + + this._panAnim.on({ + 'step': this._onPanTransitionStep, + 'end': this._onPanTransitionEnd + }, this); + } + + // don't fire movestart if animating inertia + if (!options.noMoveStart) { + this.fire('movestart'); + } + + // animate pan unless animate: false specified + if (options.animate !== false) { + DomUtil.addClass(this._mapPane, 'leaflet-pan-anim'); + + var newPos = this._getMapPanePos().subtract(offset).round(); + this._panAnim.run(this._mapPane, newPos, options.duration || 0.25, options.easeLinearity); + } else { + this._rawPanBy(offset); + this.fire('move').fire('moveend'); + } + + return this; + }, + + // @method flyTo(latlng: LatLng, zoom?: Number, options?: Zoom/pan options): this + // Sets the view of the map (geographical center and zoom) performing a smooth + // pan-zoom animation. + flyTo: function (targetCenter, targetZoom, options) { + + options = options || {}; + if (options.animate === false || !Browser.any3d) { + return this.setView(targetCenter, targetZoom, options); + } + + this._stop(); + + var from = this.project(this.getCenter()), + to = this.project(targetCenter), + size = this.getSize(), + startZoom = this._zoom; + + targetCenter = toLatLng(targetCenter); + targetZoom = targetZoom === undefined ? startZoom : targetZoom; + + var w0 = Math.max(size.x, size.y), + w1 = w0 * this.getZoomScale(startZoom, targetZoom), + u1 = (to.distanceTo(from)) || 1, + rho = 1.42, + rho2 = rho * rho; + + function r(i) { + var s1 = i ? -1 : 1, + s2 = i ? w1 : w0, + t1 = w1 * w1 - w0 * w0 + s1 * rho2 * rho2 * u1 * u1, + b1 = 2 * s2 * rho2 * u1, + b = t1 / b1, + sq = Math.sqrt(b * b + 1) - b; + + // workaround for floating point precision bug when sq = 0, log = -Infinite, + // thus triggering an infinite loop in flyTo + var log = sq < 0.000000001 ? -18 : Math.log(sq); + + return log; + } + + function sinh(n) { return (Math.exp(n) - Math.exp(-n)) / 2; } + function cosh(n) { return (Math.exp(n) + Math.exp(-n)) / 2; } + function tanh(n) { return sinh(n) / cosh(n); } + + var r0 = r(0); + + function w(s) { return w0 * (cosh(r0) / cosh(r0 + rho * s)); } + function u(s) { return w0 * (cosh(r0) * tanh(r0 + rho * s) - sinh(r0)) / rho2; } + + function easeOut(t) { return 1 - Math.pow(1 - t, 1.5); } + + var start = Date.now(), + S = (r(1) - r0) / rho, + duration = options.duration ? 1000 * options.duration : 1000 * S * 0.8; + + function frame() { + var t = (Date.now() - start) / duration, + s = easeOut(t) * S; + + if (t <= 1) { + this._flyToFrame = Util.requestAnimFrame(frame, this); + + this._move( + this.unproject(from.add(to.subtract(from).multiplyBy(u(s) / u1)), startZoom), + this.getScaleZoom(w0 / w(s), startZoom), + {flyTo: true}); + + } else { + this + ._move(targetCenter, targetZoom) + ._moveEnd(true); + } + } + + this._moveStart(true, options.noMoveStart); + + frame.call(this); + return this; + }, + + // @method flyToBounds(bounds: LatLngBounds, options?: fitBounds options): this + // Sets the view of the map with a smooth animation like [`flyTo`](#map-flyto), + // but takes a bounds parameter like [`fitBounds`](#map-fitbounds). + flyToBounds: function (bounds, options) { + var target = this._getBoundsCenterZoom(bounds, options); + return this.flyTo(target.center, target.zoom, options); + }, + + // @method setMaxBounds(bounds: Bounds): this + // Restricts the map view to the given bounds (see the [maxBounds](#map-maxbounds) option). + setMaxBounds: function (bounds) { + bounds = toLatLngBounds(bounds); + + if (!bounds.isValid()) { + this.options.maxBounds = null; + return this.off('moveend', this._panInsideMaxBounds); + } else if (this.options.maxBounds) { + this.off('moveend', this._panInsideMaxBounds); + } + + this.options.maxBounds = bounds; + + if (this._loaded) { + this._panInsideMaxBounds(); + } + + return this.on('moveend', this._panInsideMaxBounds); + }, + + // @method setMinZoom(zoom: Number): this + // Sets the lower limit for the available zoom levels (see the [minZoom](#map-minzoom) option). + setMinZoom: function (zoom) { + var oldZoom = this.options.minZoom; + this.options.minZoom = zoom; + + if (this._loaded && oldZoom !== zoom) { + this.fire('zoomlevelschange'); + + if (this.getZoom() < this.options.minZoom) { + return this.setZoom(zoom); + } + } + + return this; + }, + + // @method setMaxZoom(zoom: Number): this + // Sets the upper limit for the available zoom levels (see the [maxZoom](#map-maxzoom) option). + setMaxZoom: function (zoom) { + var oldZoom = this.options.maxZoom; + this.options.maxZoom = zoom; + + if (this._loaded && oldZoom !== zoom) { + this.fire('zoomlevelschange'); + + if (this.getZoom() > this.options.maxZoom) { + return this.setZoom(zoom); + } + } + + return this; + }, + + // @method panInsideBounds(bounds: LatLngBounds, options?: Pan options): this + // Pans the map to the closest view that would lie inside the given bounds (if it's not already), controlling the animation using the options specific, if any. + panInsideBounds: function (bounds, options) { + this._enforcingBounds = true; + var center = this.getCenter(), + newCenter = this._limitCenter(center, this._zoom, toLatLngBounds(bounds)); + + if (!center.equals(newCenter)) { + this.panTo(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 + // pan by default. If `options.pan` is `false`, panning will not occur. + // If `options.debounceMoveend` is `true`, it will delay `moveend` event so + // that it doesn't happen often even if the method is called many + // times in a row. + + // @alternative + // @method invalidateSize(animate: Boolean): 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 + // pan by default. + invalidateSize: function (options) { + if (!this._loaded) { return this; } + + options = Util.extend({ + animate: false, + pan: true + }, options === true ? {animate: true} : options); + + var oldSize = this.getSize(); + this._sizeChanged = true; + this._lastCenter = null; + + var newSize = this.getSize(), + oldCenter = oldSize.divideBy(2).round(), + newCenter = newSize.divideBy(2).round(), + offset = oldCenter.subtract(newCenter); + + if (!offset.x && !offset.y) { return this; } + + if (options.animate && options.pan) { + this.panBy(offset); + + } else { + if (options.pan) { + this._rawPanBy(offset); + } + + this.fire('move'); + + if (options.debounceMoveend) { + clearTimeout(this._sizeTimer); + this._sizeTimer = setTimeout(Util.bind(this.fire, this, 'moveend'), 200); + } else { + this.fire('moveend'); + } + } + + // @section Map state change events + // @event resize: ResizeEvent + // Fired when the map is resized. + return this.fire('resize', { + oldSize: oldSize, + newSize: newSize + }); + }, + + // @section Methods for modifying map state + // @method stop(): this + // Stops the currently running `panTo` or `flyTo` animation, if any. + stop: function () { + this.setZoom(this._limitZoom(this._zoom)); + if (!this.options.zoomSnap) { + this.fire('viewreset'); + } + return this._stop(); + }, + + // @section Geolocation methods + // @method locate(options?: Locate options): this + // Tries to locate the user using the Geolocation API, firing a [`locationfound`](#map-locationfound) + // event with location data on success or a [`locationerror`](#map-locationerror) event on failure, + // and optionally sets the map view to the user's location with respect to + // detection accuracy (or to the world view if geolocation failed). + // Note that, if your page doesn't use HTTPS, this method will fail in + // modern browsers ([Chrome 50 and newer](https://sites.google.com/a/chromium.org/dev/Home/chromium-security/deprecating-powerful-features-on-insecure-origins)) + // See `Locate options` for more details. + locate: function (options) { + + options = this._locateOptions = Util.extend({ + timeout: 10000, + watch: false + // setView: false + // maxZoom: + // maximumAge: 0 + // enableHighAccuracy: false + }, options); + + if (!('geolocation' in navigator)) { + this._handleGeolocationError({ + code: 0, + message: 'Geolocation not supported.' + }); + return this; + } + + var onResponse = Util.bind(this._handleGeolocationResponse, this), + onError = Util.bind(this._handleGeolocationError, this); + + if (options.watch) { + this._locationWatchId = + navigator.geolocation.watchPosition(onResponse, onError, options); + } else { + navigator.geolocation.getCurrentPosition(onResponse, onError, options); + } + return this; + }, + + // @method stopLocate(): this + // Stops watching location previously initiated by `map.locate({watch: true})` + // and aborts resetting the map view if map.locate was called with + // `{setView: true}`. + stopLocate: function () { + if (navigator.geolocation && navigator.geolocation.clearWatch) { + navigator.geolocation.clearWatch(this._locationWatchId); + } + if (this._locateOptions) { + this._locateOptions.setView = false; + } + return this; + }, + + _handleGeolocationError: function (error) { + var c = error.code, + message = error.message || + (c === 1 ? 'permission denied' : + (c === 2 ? 'position unavailable' : 'timeout')); + + if (this._locateOptions.setView && !this._loaded) { + this.fitWorld(); + } + + // @section Location events + // @event locationerror: ErrorEvent + // Fired when geolocation (using the [`locate`](#map-locate) method) failed. + this.fire('locationerror', { + code: c, + message: 'Geolocation error: ' + message + '.' + }); + }, + + _handleGeolocationResponse: function (pos) { + var lat = pos.coords.latitude, + lng = pos.coords.longitude, + latlng = new LatLng(lat, lng), + bounds = latlng.toBounds(pos.coords.accuracy), + options = this._locateOptions; + + if (options.setView) { + var zoom = this.getBoundsZoom(bounds); + this.setView(latlng, options.maxZoom ? Math.min(zoom, options.maxZoom) : zoom); + } + + var data = { + latlng: latlng, + bounds: bounds, + timestamp: pos.timestamp + }; + + for (var i in pos.coords) { + if (typeof pos.coords[i] === 'number') { + data[i] = pos.coords[i]; + } + } + + // @event locationfound: LocationEvent + // Fired when geolocation (using the [`locate`](#map-locate) method) + // went successfully. + this.fire('locationfound', data); + }, + + // TODO Appropriate docs section? + // @section Other Methods + // @method addHandler(name: String, HandlerClass: Function): this + // Adds a new `Handler` to the map, given its name and constructor function. + addHandler: function (name, HandlerClass) { + if (!HandlerClass) { return this; } + + var handler = this[name] = new HandlerClass(this); + + this._handlers.push(handler); + + if (this.options[name]) { + handler.enable(); + } + + return this; + }, + + // @method remove(): this + // Destroys the map and clears all related event listeners. + remove: function () { + + this._initEvents(true); + + if (this._containerId !== this._container._leaflet_id) { + throw new Error('Map container is being reused by another instance'); + } + + try { + // throws error in IE6-8 + delete this._container._leaflet_id; + delete this._containerId; + } catch (e) { + /*eslint-disable */ + this._container._leaflet_id = undefined; + /* eslint-enable */ + this._containerId = undefined; + } + + if (this._locationWatchId !== undefined) { + this.stopLocate(); + } + + this._stop(); + + DomUtil.remove(this._mapPane); + + if (this._clearControlPos) { + this._clearControlPos(); + } + + this._clearHandlers(); + + if (this._loaded) { + // @section Map state change events + // @event unload: Event + // Fired when the map is destroyed with [remove](#map-remove) method. + this.fire('unload'); + } + + var i; + for (i in this._layers) { + this._layers[i].remove(); + } + for (i in this._panes) { + DomUtil.remove(this._panes[i]); + } + + this._layers = []; + this._panes = []; + delete this._mapPane; + delete this._renderer; + + return this; + }, + + // @section Other Methods + // @method createPane(name: String, container?: HTMLElement): HTMLElement + // Creates a new [map pane](#map-pane) with the given name if it doesn't exist already, + // then returns it. The pane is created as a child of `container`, or + // as a child of the main map pane if not set. + createPane: function (name, container) { + var className = 'leaflet-pane' + (name ? ' leaflet-' + name.replace('Pane', '') + '-pane' : ''), + pane = DomUtil.create('div', className, container || this._mapPane); + + if (name) { + this._panes[name] = pane; + } + return pane; + }, + + // @section Methods for Getting Map State + + // @method getCenter(): LatLng + // Returns the geographical center of the map view + getCenter: function () { + this._checkIfLoaded(); + + if (this._lastCenter && !this._moved()) { + return this._lastCenter; + } + return this.layerPointToLatLng(this._getCenterLayerPoint()); + }, + + // @method getZoom(): Number + // Returns the current zoom level of the map view + getZoom: function () { + return this._zoom; + }, + + // @method getBounds(): LatLngBounds + // Returns the geographical bounds visible in the current map view + getBounds: function () { + var bounds = this.getPixelBounds(), + sw = this.unproject(bounds.getBottomLeft()), + ne = this.unproject(bounds.getTopRight()); + + return new LatLngBounds(sw, ne); + }, + + // @method getMinZoom(): Number + // Returns the minimum zoom level of the map (if set in the `minZoom` option of the map or of any layers), or `0` by default. + getMinZoom: function () { + return this.options.minZoom === undefined ? this._layersMinZoom || 0 : this.options.minZoom; + }, + + // @method getMaxZoom(): Number + // Returns the maximum zoom level of the map (if set in the `maxZoom` option of the map or of any layers). + getMaxZoom: function () { + return this.options.maxZoom === undefined ? + (this._layersMaxZoom === undefined ? Infinity : this._layersMaxZoom) : + this.options.maxZoom; + }, + + // @method getBoundsZoom(bounds: LatLngBounds, inside?: Boolean): 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 + // the given bounds in its entirety. + getBoundsZoom: function (bounds, inside, padding) { // (LatLngBounds[, Boolean, Point]) -> Number + bounds = toLatLngBounds(bounds); + padding = toPoint(padding || [0, 0]); + + var zoom = this.getZoom() || 0, + min = this.getMinZoom(), + max = this.getMaxZoom(), + nw = bounds.getNorthWest(), + se = bounds.getSouthEast(), + size = this.getSize().subtract(padding), + boundsSize = toBounds(this.project(se, zoom), this.project(nw, zoom)).getSize(), + snap = Browser.any3d ? this.options.zoomSnap : 1, + scalex = size.x / boundsSize.x, + scaley = size.y / boundsSize.y, + scale = inside ? Math.max(scalex, scaley) : Math.min(scalex, scaley); + + zoom = this.getScaleZoom(scale, zoom); + + if (snap) { + zoom = Math.round(zoom / (snap / 100)) * (snap / 100); // don't jump if within 1% of a snap level + zoom = inside ? Math.ceil(zoom / snap) * snap : Math.floor(zoom / snap) * snap; + } + + return Math.max(min, Math.min(max, zoom)); + }, + + // @method getSize(): Point + // Returns the current size of the map container (in pixels). + getSize: function () { + if (!this._size || this._sizeChanged) { + this._size = new Point( + this._container.clientWidth || 0, + this._container.clientHeight || 0); + + this._sizeChanged = false; + } + return this._size.clone(); + }, + + // @method getPixelBounds(): Bounds + // Returns the bounds of the current map view in projected pixel + // coordinates (sometimes useful in layer and overlay implementations). + getPixelBounds: function (center, zoom) { + var topLeftPoint = this._getTopLeftPoint(center, zoom); + return new Bounds(topLeftPoint, topLeftPoint.add(this.getSize())); + }, + + // TODO: Check semantics - isn't the pixel origin the 0,0 coord relative to + // the map pane? "left point of the map layer" can be confusing, specially + // since there can be negative offsets. + // @method getPixelOrigin(): Point + // Returns the projected pixel coordinates of the top left point of + // the map layer (useful in custom layer and overlay implementations). + getPixelOrigin: function () { + this._checkIfLoaded(); + return this._pixelOrigin; + }, + + // @method getPixelWorldBounds(zoom?: Number): Bounds + // Returns the world's bounds in pixel coordinates for zoom level `zoom`. + // If `zoom` is omitted, the map's current zoom level is used. + getPixelWorldBounds: function (zoom) { + return this.options.crs.getProjectedBounds(zoom === undefined ? this.getZoom() : zoom); + }, + + // @section Other Methods + + // @method getPane(pane: String|HTMLElement): HTMLElement + // Returns a [map pane](#map-pane), given its name or its HTML element (its identity). + getPane: function (pane) { + return typeof pane === 'string' ? this._panes[pane] : pane; + }, + + // @method getPanes(): Object + // Returns a plain object containing the names of all [panes](#map-pane) as keys and + // the panes as values. + getPanes: function () { + return this._panes; + }, + + // @method getContainer: HTMLElement + // Returns the HTML element that contains the map. + getContainer: function () { + return this._container; + }, + + + // @section Conversion Methods + + // @method getZoomScale(toZoom: Number, fromZoom: Number): Number + // Returns the scale factor to be applied to a map transition from zoom level + // `fromZoom` to `toZoom`. Used internally to help with zoom animations. + getZoomScale: function (toZoom, fromZoom) { + // TODO replace with universal implementation after refactoring projections + var crs = this.options.crs; + fromZoom = fromZoom === undefined ? this._zoom : fromZoom; + return crs.scale(toZoom) / crs.scale(fromZoom); + }, + + // @method getScaleZoom(scale: Number, fromZoom: Number): Number + // Returns the zoom level that the map would end up at, if it is at `fromZoom` + // level and everything is scaled by a factor of `scale`. Inverse of + // [`getZoomScale`](#map-getZoomScale). + getScaleZoom: function (scale, fromZoom) { + var crs = this.options.crs; + fromZoom = fromZoom === undefined ? this._zoom : fromZoom; + var zoom = crs.zoom(scale * crs.scale(fromZoom)); + return isNaN(zoom) ? Infinity : zoom; + }, + + // @method project(latlng: LatLng, zoom: Number): Point + // Projects a geographical coordinate `LatLng` according to the projection + // of the map's CRS, then scales it according to `zoom` and the CRS's + // `Transformation`. The result is pixel coordinate relative to + // the CRS origin. + project: function (latlng, zoom) { + zoom = zoom === undefined ? this._zoom : zoom; + return this.options.crs.latLngToPoint(toLatLng(latlng), zoom); + }, + + // @method unproject(point: Point, zoom: Number): LatLng + // Inverse of [`project`](#map-project). + unproject: function (point, zoom) { + zoom = zoom === undefined ? this._zoom : zoom; + return this.options.crs.pointToLatLng(toPoint(point), zoom); + }, + + // @method layerPointToLatLng(point: Point): LatLng + // Given a pixel coordinate relative to the [origin pixel](#map-getpixelorigin), + // returns the corresponding geographical coordinate (for the current zoom level). + layerPointToLatLng: function (point) { + var projectedPoint = toPoint(point).add(this.getPixelOrigin()); + return this.unproject(projectedPoint); + }, + + // @method latLngToLayerPoint(latlng: LatLng): Point + // Given a geographical coordinate, returns the corresponding pixel coordinate + // relative to the [origin pixel](#map-getpixelorigin). + latLngToLayerPoint: function (latlng) { + var projectedPoint = this.project(toLatLng(latlng))._round(); + return projectedPoint._subtract(this.getPixelOrigin()); + }, + + // @method wrapLatLng(latlng: LatLng): LatLng + // Returns a `LatLng` where `lat` and `lng` has been wrapped according to the + // map's CRS's `wrapLat` and `wrapLng` properties, if they are outside the + // CRS's bounds. + // By default this means longitude is wrapped around the dateline so its + // value is between -180 and +180 degrees. + wrapLatLng: function (latlng) { + return this.options.crs.wrapLatLng(toLatLng(latlng)); + }, + + // @method wrapLatLngBounds(bounds: LatLngBounds): LatLngBounds + // Returns a `LatLngBounds` with the same size as the given one, ensuring that + // its center is within the CRS's bounds. + // By default this means the center longitude is wrapped around the dateline so its + // value is between -180 and +180 degrees, and the majority of the bounds + // overlaps the CRS's bounds. + wrapLatLngBounds: function (latlng) { + return this.options.crs.wrapLatLngBounds(toLatLngBounds(latlng)); + }, + + // @method distance(latlng1: LatLng, latlng2: LatLng): Number + // Returns the distance between two geographical coordinates according to + // the map's CRS. By default this measures distance in meters. + distance: function (latlng1, latlng2) { + return this.options.crs.distance(toLatLng(latlng1), toLatLng(latlng2)); + }, + + // @method containerPointToLayerPoint(point: Point): Point + // Given a pixel coordinate relative to the map container, returns the corresponding + // pixel coordinate relative to the [origin pixel](#map-getpixelorigin). + containerPointToLayerPoint: function (point) { // (Point) + return toPoint(point).subtract(this._getMapPanePos()); + }, + + // @method layerPointToContainerPoint(point: Point): Point + // Given a pixel coordinate relative to the [origin pixel](#map-getpixelorigin), + // returns the corresponding pixel coordinate relative to the map container. + layerPointToContainerPoint: function (point) { // (Point) + return toPoint(point).add(this._getMapPanePos()); + }, + + // @method containerPointToLatLng(point: Point): LatLng + // Given a pixel coordinate relative to the map container, returns + // the corresponding geographical coordinate (for the current zoom level). + containerPointToLatLng: function (point) { + var layerPoint = this.containerPointToLayerPoint(toPoint(point)); + return this.layerPointToLatLng(layerPoint); + }, + + // @method latLngToContainerPoint(latlng: LatLng): Point + // Given a geographical coordinate, returns the corresponding pixel coordinate + // relative to the map container. + latLngToContainerPoint: function (latlng) { + return this.layerPointToContainerPoint(this.latLngToLayerPoint(toLatLng(latlng))); + }, + + // @method mouseEventToContainerPoint(ev: MouseEvent): Point + // Given a MouseEvent object, returns the pixel coordinate relative to the + // map container where the event took place. + mouseEventToContainerPoint: function (e) { + return DomEvent.getMousePosition(e, this._container); + }, + + // @method mouseEventToLayerPoint(ev: MouseEvent): Point + // Given a MouseEvent object, returns the pixel coordinate relative to + // the [origin pixel](#map-getpixelorigin) where the event took place. + mouseEventToLayerPoint: function (e) { + return this.containerPointToLayerPoint(this.mouseEventToContainerPoint(e)); + }, + + // @method mouseEventToLatLng(ev: MouseEvent): LatLng + // Given a MouseEvent object, returns geographical coordinate where the + // event took place. + mouseEventToLatLng: function (e) { // (MouseEvent) + return this.layerPointToLatLng(this.mouseEventToLayerPoint(e)); + }, + + + // map initialization methods + + _initContainer: function (id) { + var container = this._container = DomUtil.get(id); + + if (!container) { + throw new Error('Map container not found.'); + } else if (container._leaflet_id) { + throw new Error('Map container is already initialized.'); + } + + DomEvent.on(container, 'scroll', this._onScroll, this); + this._containerId = Util.stamp(container); + }, + + _initLayout: function () { + var container = this._container; + + this._fadeAnimated = this.options.fadeAnimation && Browser.any3d; + + DomUtil.addClass(container, 'leaflet-container' + + (Browser.touch ? ' leaflet-touch' : '') + + (Browser.retina ? ' leaflet-retina' : '') + + (Browser.ielt9 ? ' leaflet-oldie' : '') + + (Browser.safari ? ' leaflet-safari' : '') + + (this._fadeAnimated ? ' leaflet-fade-anim' : '')); + + var position = DomUtil.getStyle(container, 'position'); + + if (position !== 'absolute' && position !== 'relative' && position !== 'fixed') { + container.style.position = 'relative'; + } + + this._initPanes(); + + if (this._initControlPos) { + this._initControlPos(); + } + }, + + _initPanes: function () { + var panes = this._panes = {}; + this._paneRenderers = {}; + + // @section + // + // Panes are DOM elements used to control the ordering of layers on the map. You + // can access panes with [`map.getPane`](#map-getpane) or + // [`map.getPanes`](#map-getpanes) methods. New panes can be created with the + // [`map.createPane`](#map-createpane) method. + // + // Every map has the following default panes that differ only in zIndex. + // + // @pane mapPane: HTMLElement = 'auto' + // Pane that contains all other map panes + + this._mapPane = this.createPane('mapPane', this._container); + DomUtil.setPosition(this._mapPane, new Point(0, 0)); + + // @pane tilePane: HTMLElement = 200 + // Pane for `GridLayer`s and `TileLayer`s + this.createPane('tilePane'); + // @pane overlayPane: HTMLElement = 400 + // Pane for vectors (`Path`s, like `Polyline`s and `Polygon`s), `ImageOverlay`s and `VideoOverlay`s + this.createPane('shadowPane'); + // @pane shadowPane: HTMLElement = 500 + // Pane for overlay shadows (e.g. `Marker` shadows) + this.createPane('overlayPane'); + // @pane markerPane: HTMLElement = 600 + // Pane for `Icon`s of `Marker`s + this.createPane('markerPane'); + // @pane tooltipPane: HTMLElement = 650 + // Pane for `Tooltip`s. + this.createPane('tooltipPane'); + // @pane popupPane: HTMLElement = 700 + // Pane for `Popup`s. + this.createPane('popupPane'); + + if (!this.options.markerZoomAnimation) { + DomUtil.addClass(panes.markerPane, 'leaflet-zoom-hide'); + DomUtil.addClass(panes.shadowPane, 'leaflet-zoom-hide'); + } + }, + + + // private methods that modify map state + + // @section Map state change events + _resetView: function (center, zoom) { + DomUtil.setPosition(this._mapPane, new Point(0, 0)); + + var loading = !this._loaded; + this._loaded = true; + zoom = this._limitZoom(zoom); + + this.fire('viewprereset'); + + var zoomChanged = this._zoom !== zoom; + this + ._moveStart(zoomChanged, false) + ._move(center, zoom) + ._moveEnd(zoomChanged); + + // @event viewreset: Event + // Fired when the map needs to redraw its content (this usually happens + // on map zoom or load). Very useful for creating custom overlays. + this.fire('viewreset'); + + // @event load: Event + // Fired when the map is initialized (when its center and zoom are set + // for the first time). + if (loading) { + this.fire('load'); + } + }, + + _moveStart: function (zoomChanged, noMoveStart) { + // @event zoomstart: Event + // Fired when the map zoom is about to change (e.g. before zoom animation). + // @event movestart: Event + // Fired when the view of the map starts changing (e.g. user starts dragging the map). + if (zoomChanged) { + this.fire('zoomstart'); + } + if (!noMoveStart) { + this.fire('movestart'); + } + return this; + }, + + _move: function (center, zoom, data) { + if (zoom === undefined) { + zoom = this._zoom; + } + var zoomChanged = this._zoom !== zoom; + + this._zoom = zoom; + this._lastCenter = center; + this._pixelOrigin = this._getNewPixelOrigin(center); + + // @event zoom: Event + // Fired repeatedly during any change in zoom level, including zoom + // and fly animations. + if (zoomChanged || (data && data.pinch)) { // Always fire 'zoom' if pinching because #3530 + this.fire('zoom', data); + } + + // @event move: Event + // Fired repeatedly during any movement of the map, including pan and + // fly animations. + return this.fire('move', data); + }, + + _moveEnd: function (zoomChanged) { + // @event zoomend: Event + // Fired when the map has changed, after any animations. + if (zoomChanged) { + this.fire('zoomend'); + } + + // @event moveend: Event + // Fired when the center of the map stops changing (e.g. user stopped + // dragging the map). + return this.fire('moveend'); + }, + + _stop: function () { + Util.cancelAnimFrame(this._flyToFrame); + if (this._panAnim) { + this._panAnim.stop(); + } + return this; + }, + + _rawPanBy: function (offset) { + DomUtil.setPosition(this._mapPane, this._getMapPanePos().subtract(offset)); + }, + + _getZoomSpan: function () { + return this.getMaxZoom() - this.getMinZoom(); + }, + + _panInsideMaxBounds: function () { + if (!this._enforcingBounds) { + this.panInsideBounds(this.options.maxBounds); + } + }, + + _checkIfLoaded: function () { + if (!this._loaded) { + throw new Error('Set map center and zoom first.'); + } + }, + + // DOM event handling + + // @section Interaction events + _initEvents: function (remove) { + this._targets = {}; + this._targets[Util.stamp(this._container)] = this; + + var onOff = remove ? DomEvent.off : DomEvent.on; + + // @event click: MouseEvent + // Fired when the user clicks (or taps) the map. + // @event dblclick: MouseEvent + // Fired when the user double-clicks (or double-taps) the map. + // @event mousedown: MouseEvent + // Fired when the user pushes the mouse button on the map. + // @event mouseup: MouseEvent + // Fired when the user releases the mouse button on the map. + // @event mouseover: MouseEvent + // Fired when the mouse enters the map. + // @event mouseout: MouseEvent + // Fired when the mouse leaves the map. + // @event mousemove: MouseEvent + // Fired while the mouse moves over the map. + // @event contextmenu: MouseEvent + // Fired when the user pushes the right mouse button on the map, prevents + // default browser context menu from showing if there are listeners on + // 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. + onOff(this._container, 'click dblclick mousedown mouseup ' + + 'mouseover mouseout mousemove contextmenu keypress', this._handleDOMEvent, this); + + if (this.options.trackResize) { + onOff(window, 'resize', this._onResize, this); + } + + if (Browser.any3d && this.options.transform3DLimit) { + (remove ? this.off : this.on).call(this, 'moveend', this._onMoveEnd); + } + }, + + _onResize: function () { + Util.cancelAnimFrame(this._resizeRequest); + this._resizeRequest = Util.requestAnimFrame( + function () { this.invalidateSize({debounceMoveend: true}); }, this); + }, + + _onScroll: function () { + this._container.scrollTop = 0; + this._container.scrollLeft = 0; + }, + + _onMoveEnd: function () { + var pos = this._getMapPanePos(); + if (Math.max(Math.abs(pos.x), Math.abs(pos.y)) >= this.options.transform3DLimit) { + // https://bugzilla.mozilla.org/show_bug.cgi?id=1203873 but Webkit also have + // a pixel offset on very high values, see: http://jsfiddle.net/dg6r5hhb/ + this._resetView(this.getCenter(), this.getZoom()); + } + }, + + _findEventTargets: function (e, type) { + var targets = [], + target, + isHover = type === 'mouseout' || type === 'mouseover', + src = e.target || e.srcElement, + dragging = false; + + while (src) { + target = this._targets[Util.stamp(src)]; + if (target && (type === 'click' || type === 'preclick') && !e._simulated && this._draggableMoved(target)) { + // Prevent firing click after you just dragged an object. + dragging = true; + break; + } + if (target && target.listens(type, true)) { + if (isHover && !DomEvent.isExternalTarget(src, e)) { break; } + targets.push(target); + if (isHover) { break; } + } + if (src === this._container) { break; } + src = src.parentNode; + } + if (!targets.length && !dragging && !isHover && DomEvent.isExternalTarget(src, e)) { + targets = [this]; + } + return targets; + }, + + _handleDOMEvent: function (e) { + if (!this._loaded || DomEvent.skipped(e)) { return; } + + var type = e.type; + + if (type === 'mousedown' || type === 'keypress') { + // prevents outline when clicking on keyboard-focusable element + DomUtil.preventOutline(e.target || e.srcElement); + } + + this._fireDOMEvent(e, type); + }, + + _mouseEvents: ['click', 'dblclick', 'mouseover', 'mouseout', 'contextmenu'], + + _fireDOMEvent: function (e, type, targets) { + + if (e.type === 'click') { + // Fire a synthetic 'preclick' event which propagates up (mainly for closing popups). + // @event preclick: MouseEvent + // Fired before mouse click on the map (sometimes useful when you + // want something to happen on click before any existing click + // handlers start running). + var synth = Util.extend({}, e); + synth.type = 'preclick'; + this._fireDOMEvent(synth, synth.type, targets); + } + + if (e._stopped) { return; } + + // Find the layer the event is propagating from and its parents. + targets = (targets || []).concat(this._findEventTargets(e, type)); + + if (!targets.length) { return; } + + var target = targets[0]; + if (type === 'contextmenu' && target.listens(type, true)) { + DomEvent.preventDefault(e); + } + + var data = { + originalEvent: e + }; + + if (e.type !== 'keypress') { + var isMarker = target.getLatLng && (!target._radius || target._radius <= 10); + data.containerPoint = isMarker ? + this.latLngToContainerPoint(target.getLatLng()) : this.mouseEventToContainerPoint(e); + data.layerPoint = this.containerPointToLayerPoint(data.containerPoint); + data.latlng = isMarker ? target.getLatLng() : this.layerPointToLatLng(data.layerPoint); + } + + for (var i = 0; i < targets.length; i++) { + targets[i].fire(type, data, true); + if (data.originalEvent._stopped || + (targets[i].options.bubblingMouseEvents === false && Util.indexOf(this._mouseEvents, type) !== -1)) { return; } + } + }, + + _draggableMoved: function (obj) { + obj = obj.dragging && obj.dragging.enabled() ? obj : this; + return (obj.dragging && obj.dragging.moved()) || (this.boxZoom && this.boxZoom.moved()); + }, + + _clearHandlers: function () { + for (var i = 0, len = this._handlers.length; i < len; i++) { + this._handlers[i].disable(); + } + }, + + // @section Other Methods + + // @method whenReady(fn: Function, context?: Object): this + // Runs the given function `fn` when the map gets initialized with + // a view (center and zoom) and at least one layer, or immediately + // if it's already initialized, optionally passing a function context. + whenReady: function (callback, context) { + if (this._loaded) { + callback.call(context || this, {target: this}); + } else { + this.on('load', callback, context); + } + return this; + }, + + + // private methods for getting map state + + _getMapPanePos: function () { + return DomUtil.getPosition(this._mapPane) || new Point(0, 0); + }, + + _moved: function () { + var pos = this._getMapPanePos(); + return pos && !pos.equals([0, 0]); + }, + + _getTopLeftPoint: function (center, zoom) { + var pixelOrigin = center && zoom !== undefined ? + this._getNewPixelOrigin(center, zoom) : + this.getPixelOrigin(); + return pixelOrigin.subtract(this._getMapPanePos()); + }, + + _getNewPixelOrigin: function (center, zoom) { + var viewHalf = this.getSize()._divideBy(2); + return this.project(center, zoom)._subtract(viewHalf)._add(this._getMapPanePos())._round(); + }, + + _latLngToNewLayerPoint: function (latlng, zoom, center) { + var topLeft = this._getNewPixelOrigin(center, zoom); + return this.project(latlng, zoom)._subtract(topLeft); + }, + + _latLngBoundsToNewLayerBounds: function (latLngBounds, zoom, center) { + var topLeft = this._getNewPixelOrigin(center, zoom); + return toBounds([ + this.project(latLngBounds.getSouthWest(), zoom)._subtract(topLeft), + this.project(latLngBounds.getNorthWest(), zoom)._subtract(topLeft), + this.project(latLngBounds.getSouthEast(), zoom)._subtract(topLeft), + this.project(latLngBounds.getNorthEast(), zoom)._subtract(topLeft) + ]); + }, + + // layer point of the current center + _getCenterLayerPoint: function () { + return this.containerPointToLayerPoint(this.getSize()._divideBy(2)); + }, + + // offset of the specified place to the current center in pixels + _getCenterOffset: function (latlng) { + return this.latLngToLayerPoint(latlng).subtract(this._getCenterLayerPoint()); + }, + + // adjust center for view to get inside bounds + _limitCenter: function (center, zoom, bounds) { + + if (!bounds) { return center; } + + var centerPoint = this.project(center, zoom), + viewHalf = this.getSize().divideBy(2), + viewBounds = new Bounds(centerPoint.subtract(viewHalf), centerPoint.add(viewHalf)), + offset = this._getBoundsOffset(viewBounds, bounds, zoom); + + // If offset is less than a pixel, ignore. + // This prevents unstable projections from getting into + // an infinite loop of tiny offsets. + if (offset.round().equals([0, 0])) { + return center; + } + + return this.unproject(centerPoint.add(offset), zoom); + }, + + // adjust offset for view to get inside bounds + _limitOffset: function (offset, bounds) { + if (!bounds) { return offset; } + + var viewBounds = this.getPixelBounds(), + newBounds = new Bounds(viewBounds.min.add(offset), viewBounds.max.add(offset)); + + return offset.add(this._getBoundsOffset(newBounds, bounds)); + }, + + // returns offset needed for pxBounds to get inside maxBounds at a specified zoom + _getBoundsOffset: function (pxBounds, maxBounds, zoom) { + var projectedMaxBounds = toBounds( + this.project(maxBounds.getNorthEast(), zoom), + this.project(maxBounds.getSouthWest(), zoom) + ), + minOffset = projectedMaxBounds.min.subtract(pxBounds.min), + maxOffset = projectedMaxBounds.max.subtract(pxBounds.max), + + dx = this._rebound(minOffset.x, -maxOffset.x), + dy = this._rebound(minOffset.y, -maxOffset.y); + + return new Point(dx, dy); + }, + + _rebound: function (left, right) { + return left + right > 0 ? + Math.round(left - right) / 2 : + Math.max(0, Math.ceil(left)) - Math.max(0, Math.floor(right)); + }, + + _limitZoom: function (zoom) { + var min = this.getMinZoom(), + max = this.getMaxZoom(), + snap = Browser.any3d ? this.options.zoomSnap : 1; + if (snap) { + zoom = Math.round(zoom / snap) * snap; + } + return Math.max(min, Math.min(max, zoom)); + }, + + _onPanTransitionStep: function () { + this.fire('move'); + }, + + _onPanTransitionEnd: function () { + DomUtil.removeClass(this._mapPane, 'leaflet-pan-anim'); + this.fire('moveend'); + }, + + _tryAnimatedPan: function (center, options) { + // difference between the new and current centers in pixels + var offset = this._getCenterOffset(center)._trunc(); + + // don't animate too far unless animate: true specified in options + if ((options && options.animate) !== true && !this.getSize().contains(offset)) { return false; } + + this.panBy(offset, options); + + return true; + }, + + _createAnimProxy: function () { + + var proxy = this._proxy = DomUtil.create('div', 'leaflet-proxy leaflet-zoom-animated'); + this._panes.mapPane.appendChild(proxy); + + this.on('zoomanim', function (e) { + var prop = DomUtil.TRANSFORM, + transform = this._proxy.style[prop]; + + DomUtil.setTransform(this._proxy, this.project(e.center, e.zoom), this.getZoomScale(e.zoom, 1)); + + // workaround for case when transform is the same and so transitionend event is not fired + if (transform === this._proxy.style[prop] && this._animatingZoom) { + this._onZoomTransitionEnd(); + } + }, this); + + this.on('load moveend', function () { + var c = this.getCenter(), + z = this.getZoom(); + DomUtil.setTransform(this._proxy, this.project(c, z), this.getZoomScale(z, 1)); + }, this); + + this._on('unload', this._destroyAnimProxy, this); + }, + + _destroyAnimProxy: function () { + DomUtil.remove(this._proxy); + delete this._proxy; + }, + + _catchTransitionEnd: function (e) { + if (this._animatingZoom && e.propertyName.indexOf('transform') >= 0) { + this._onZoomTransitionEnd(); + } + }, + + _nothingToAnimate: function () { + return !this._container.getElementsByClassName('leaflet-zoom-animated').length; + }, + + _tryAnimatedZoom: function (center, zoom, options) { + + if (this._animatingZoom) { return true; } + + options = options || {}; + + // don't animate if disabled, not supported or zoom difference is too large + if (!this._zoomAnimated || options.animate === false || this._nothingToAnimate() || + Math.abs(zoom - this._zoom) > this.options.zoomAnimationThreshold) { return false; } + + // offset is the pixel coords of the zoom origin relative to the current center + var scale = this.getZoomScale(zoom), + offset = this._getCenterOffset(center)._divideBy(1 - 1 / scale); + + // don't animate if the zoom origin isn't within one screen from the current center, unless forced + if (options.animate !== true && !this.getSize().contains(offset)) { return false; } + + Util.requestAnimFrame(function () { + this + ._moveStart(true, false) + ._animateZoom(center, zoom, true); + }, this); + + return true; + }, + + _animateZoom: function (center, zoom, startAnim, noUpdate) { + if (!this._mapPane) { return; } + + if (startAnim) { + this._animatingZoom = true; + + // remember what center/zoom to set after animation + this._animateToCenter = center; + this._animateToZoom = zoom; + + DomUtil.addClass(this._mapPane, 'leaflet-zoom-anim'); + } + + // @event zoomanim: ZoomAnimEvent + // Fired on every frame of a zoom animation + this.fire('zoomanim', { + center: center, + zoom: zoom, + noUpdate: noUpdate + }); + + // Work around webkit not firing 'transitionend', see https://github.com/Leaflet/Leaflet/issues/3689, 2693 + setTimeout(Util.bind(this._onZoomTransitionEnd, this), 250); + }, + + _onZoomTransitionEnd: function () { + if (!this._animatingZoom) { return; } + + if (this._mapPane) { + DomUtil.removeClass(this._mapPane, 'leaflet-zoom-anim'); + } + + this._animatingZoom = false; + + this._move(this._animateToCenter, this._animateToZoom); + + // This anim frame should prevent an obscure iOS webkit tile loading race condition. + Util.requestAnimFrame(function () { + this._moveEnd(true); + }, this); + } +}); + +// @section + +// @factory L.map(id: String, options?: Map options) +// Instantiates a map object given the DOM ID of a `
` element +// and optionally an object literal with `Map options`. +// +// @alternative +// @factory L.map(el: HTMLElement, options?: Map options) +// Instantiates a map object given an instance of a `
` HTML element +// and optionally an object literal with `Map options`. +export function createMap(id, options) { + return new Map(id, options); +} diff --git a/debian/missing-sources/leaflet.js/map/Map.methodOptions.leafdoc b/debian/missing-sources/leaflet.js/map/Map.methodOptions.leafdoc new file mode 100644 index 0000000..8ce8aad --- /dev/null +++ b/debian/missing-sources/leaflet.js/map/Map.methodOptions.leafdoc @@ -0,0 +1,108 @@ + +This file documents the common options passed to several map methods. + + +@miniclass Locate options (Map) +@aka locate options +@section + +Some of the geolocation methods for `Map` take in an `options` parameter. This +is a plain javascript object with the following optional components: + +@option watch: Boolean = false +If `true`, starts continuous watching of location changes (instead of detecting it +once) using W3C `watchPosition` method. You can later stop watching using +`map.stopLocate()` method. + + +@option setView: Boolean = false +If `true`, automatically sets the map view to the user location with respect to +detection accuracy, or to world view if geolocation failed. + +@option maxZoom: Number = Infinity +The maximum zoom for automatic view setting when using `setView` option. + +@option timeout: Number = 10000 +Number of milliseconds to wait for a response from geolocation before firing a +`locationerror` event. + +@option maximumAge: Number = 0 +Maximum age of detected location. If less than this amount of milliseconds +passed since last geolocation response, `locate` will return a cached location. + +@option enableHighAccuracy: Boolean = false +Enables high accuracy, see [description in the W3C spec](http://dev.w3.org/geo/api/spec-source.html#high-accuracy). + + + +@miniclass Zoom options (Map) +@aka zoom options +@section + +Some of the `Map` methods which modify the zoom level take in an `options` +parameter. This is a plain javascript object with the following optional +components: + + +@option animate: Boolean +If not specified, zoom animation will happen if the zoom origin is inside the +current view. If `true`, the map will attempt animating zoom disregarding where +zoom origin is. Setting `false` will make it always reset the view completely +without animation. + + + + +@miniclass Pan options (Map) +@aka pan options +@section + +Some of the `Map` methods which modify the center of the map take in an `options` +parameter. This is a plain javascript object with the following optional +components: + +@option animate: Boolean +If `true`, panning will always be animated if possible. If `false`, it will +not animate panning, either resetting the map view if panning more than a +screen away, or just setting a new offset for the map pane (except for `panBy` +which always does the latter). + +@option duration: Number = 0.25 +Duration of animated panning, in seconds. + +@option easeLinearity: Number = 0.25 +The curvature factor of panning animation easing (third parameter of the +[Cubic Bezier curve](http://cubic-bezier.com/)). 1.0 means linear animation, +and the smaller this number, the more bowed the curve. + +@option noMoveStart: Boolean = false +If `true`, panning won't fire `movestart` event on start (used internally for +panning inertia). + + +@miniclass Zoom/pan options (Map) +@aka zoom/pan options +@inherits Zoom options +@inherits Pan options + + +@miniclass FitBounds options (Map) +@aka fitBounds options +@inherits Zoom/pan options + +@option paddingTopLeft: Point = [0, 0] +Sets the amount of padding in the top left corner of a map container that +shouldn't be accounted for when setting the view to fit bounds. Useful if you +have some control overlays on the map like a sidebar and you don't want them +to obscure objects you're zooming to. + +@option paddingBottomRight: Point = [0, 0] +The same for the bottom right corner of the map. + +@option padding: Point = [0, 0] +Equivalent of setting both top left and bottom right padding to the same value. + +@option maxZoom: Number = null +The maximum possible zoom to use. + + diff --git a/debian/missing-sources/leaflet.js/map/handler/Map.BoxZoom.js b/debian/missing-sources/leaflet.js/map/handler/Map.BoxZoom.js new file mode 100644 index 0000000..297a20a --- /dev/null +++ b/debian/missing-sources/leaflet.js/map/handler/Map.BoxZoom.js @@ -0,0 +1,150 @@ +import {Map} from '../Map'; +import {Handler} from '../../core/Handler'; +import * as Util from '../../core/Util'; +import * as DomUtil from '../../dom/DomUtil'; +import * as DomEvent from '../../dom/DomEvent'; +import {LatLngBounds} from '../../geo/LatLngBounds'; +import {Bounds} from '../../geometry/Bounds'; + +/* + * L.Handler.BoxZoom is used to add shift-drag zoom interaction to the map + * (zoom to a selected bounding box), enabled by default. + */ + +// @namespace Map +// @section Interaction Options +Map.mergeOptions({ + // @option boxZoom: Boolean = true + // Whether the map can be zoomed to a rectangular area specified by + // dragging the mouse while pressing the shift key. + boxZoom: true +}); + +export var BoxZoom = Handler.extend({ + initialize: function (map) { + this._map = map; + this._container = map._container; + this._pane = map._panes.overlayPane; + this._resetStateTimeout = 0; + map.on('unload', this._destroy, this); + }, + + addHooks: function () { + DomEvent.on(this._container, 'mousedown', this._onMouseDown, this); + }, + + removeHooks: function () { + DomEvent.off(this._container, 'mousedown', this._onMouseDown, this); + }, + + moved: function () { + return this._moved; + }, + + _destroy: function () { + DomUtil.remove(this._pane); + delete this._pane; + }, + + _resetState: function () { + this._resetStateTimeout = 0; + this._moved = false; + }, + + _clearDeferredResetState: function () { + if (this._resetStateTimeout !== 0) { + clearTimeout(this._resetStateTimeout); + this._resetStateTimeout = 0; + } + }, + + _onMouseDown: function (e) { + if (!e.shiftKey || ((e.which !== 1) && (e.button !== 1))) { return false; } + + // Clear the deferred resetState if it hasn't executed yet, otherwise it + // will interrupt the interaction and orphan a box element in the container. + this._clearDeferredResetState(); + this._resetState(); + + DomUtil.disableTextSelection(); + DomUtil.disableImageDrag(); + + this._startPoint = this._map.mouseEventToContainerPoint(e); + + DomEvent.on(document, { + contextmenu: DomEvent.stop, + mousemove: this._onMouseMove, + mouseup: this._onMouseUp, + keydown: this._onKeyDown + }, this); + }, + + _onMouseMove: function (e) { + if (!this._moved) { + this._moved = true; + + this._box = DomUtil.create('div', 'leaflet-zoom-box', this._container); + DomUtil.addClass(this._container, 'leaflet-crosshair'); + + this._map.fire('boxzoomstart'); + } + + this._point = this._map.mouseEventToContainerPoint(e); + + var bounds = new Bounds(this._point, this._startPoint), + size = bounds.getSize(); + + DomUtil.setPosition(this._box, bounds.min); + + this._box.style.width = size.x + 'px'; + this._box.style.height = size.y + 'px'; + }, + + _finish: function () { + if (this._moved) { + DomUtil.remove(this._box); + DomUtil.removeClass(this._container, 'leaflet-crosshair'); + } + + DomUtil.enableTextSelection(); + DomUtil.enableImageDrag(); + + DomEvent.off(document, { + contextmenu: DomEvent.stop, + mousemove: this._onMouseMove, + mouseup: this._onMouseUp, + keydown: this._onKeyDown + }, this); + }, + + _onMouseUp: function (e) { + if ((e.which !== 1) && (e.button !== 1)) { return; } + + this._finish(); + + if (!this._moved) { return; } + // Postpone to next JS tick so internal click event handling + // still see it as "moved". + this._clearDeferredResetState(); + this._resetStateTimeout = setTimeout(Util.bind(this._resetState, this), 0); + + var bounds = new LatLngBounds( + this._map.containerPointToLatLng(this._startPoint), + this._map.containerPointToLatLng(this._point)); + + this._map + .fitBounds(bounds) + .fire('boxzoomend', {boxZoomBounds: bounds}); + }, + + _onKeyDown: function (e) { + if (e.keyCode === 27) { + this._finish(); + } + } +}); + +// @section Handlers +// @property boxZoom: Handler +// Box (shift-drag with mouse) zoom handler. +Map.addInitHook('addHandler', 'boxZoom', BoxZoom); diff --git a/debian/missing-sources/leaflet.js/map/handler/Map.DoubleClickZoom.js b/debian/missing-sources/leaflet.js/map/handler/Map.DoubleClickZoom.js new file mode 100644 index 0000000..c105e8e --- /dev/null +++ b/debian/missing-sources/leaflet.js/map/handler/Map.DoubleClickZoom.js @@ -0,0 +1,55 @@ +import {Map} from '../Map'; +import {Handler} from '../../core/Handler'; + +/* + * L.Handler.DoubleClickZoom is used to handle double-click zoom on the map, enabled by default. + */ + +// @namespace Map +// @section Interaction Options + +Map.mergeOptions({ + // @option doubleClickZoom: Boolean|String = true + // Whether the map can be zoomed in by double clicking on it and + // zoomed out by double clicking while holding shift. If passed + // `'center'`, double-click zoom will zoom to the center of the + // view regardless of where the mouse was. + doubleClickZoom: true +}); + +export var DoubleClickZoom = Handler.extend({ + addHooks: function () { + this._map.on('dblclick', this._onDoubleClick, this); + }, + + removeHooks: function () { + this._map.off('dblclick', this._onDoubleClick, this); + }, + + _onDoubleClick: function (e) { + var map = this._map, + oldZoom = map.getZoom(), + delta = map.options.zoomDelta, + zoom = e.originalEvent.shiftKey ? oldZoom - delta : oldZoom + delta; + + if (map.options.doubleClickZoom === 'center') { + map.setZoom(zoom); + } else { + map.setZoomAround(e.containerPoint, zoom); + } + } +}); + +// @section Handlers +// +// Map properties include interaction handlers that allow you to control +// interaction behavior in runtime, enabling or disabling certain features such +// as dragging or touch zoom (see `Handler` methods). For example: +// +// ```js +// map.doubleClickZoom.disable(); +// ``` +// +// @property doubleClickZoom: Handler +// Double click zoom handler. +Map.addInitHook('addHandler', 'doubleClickZoom', DoubleClickZoom); diff --git a/debian/missing-sources/leaflet.js/map/handler/Map.Drag.js b/debian/missing-sources/leaflet.js/map/handler/Map.Drag.js new file mode 100644 index 0000000..69597bd --- /dev/null +++ b/debian/missing-sources/leaflet.js/map/handler/Map.Drag.js @@ -0,0 +1,236 @@ +import {Map} from '../Map'; +import * as Browser from '../../core/Browser'; +import {Handler} from '../../core/Handler'; +import {Draggable} from '../../dom/Draggable'; +import * as Util from '../../core/Util'; +import * as DomUtil from '../../dom/DomUtil'; +import {toLatLngBounds as latLngBounds} from '../../geo/LatLngBounds'; +import {toBounds} from '../../geometry/Bounds'; + +/* + * L.Handler.MapDrag is used to make the map draggable (with panning inertia), enabled by default. + */ + +// @namespace Map +// @section Interaction Options +Map.mergeOptions({ + // @option dragging: Boolean = true + // Whether the map be draggable with mouse/touch or not. + dragging: true, + + // @section Panning Inertia Options + // @option inertia: Boolean = * + // If enabled, panning of the map will have an inertia effect where + // the map builds momentum while dragging and continues moving in + // the same direction for some time. Feels especially nice on touch + // devices. Enabled by default unless running on old Android devices. + inertia: !Browser.android23, + + // @option inertiaDeceleration: Number = 3000 + // The rate with which the inertial movement slows down, in pixels/second². + inertiaDeceleration: 3400, // px/s^2 + + // @option inertiaMaxSpeed: Number = Infinity + // Max speed of the inertial movement, in pixels/second. + inertiaMaxSpeed: Infinity, // px/s + + // @option easeLinearity: Number = 0.2 + easeLinearity: 0.2, + + // TODO refactor, move to CRS + // @option worldCopyJump: Boolean = false + // With this option enabled, the map tracks when you pan to another "copy" + // of the world and seamlessly jumps to the original one so that all overlays + // like markers and vector layers are still visible. + worldCopyJump: false, + + // @option maxBoundsViscosity: Number = 0.0 + // If `maxBounds` is set, this option will control how solid the bounds + // are when dragging the map around. The default value of `0.0` allows the + // user to drag outside the bounds at normal speed, higher values will + // slow down map dragging outside bounds, and `1.0` makes the bounds fully + // solid, preventing the user from dragging outside the bounds. + maxBoundsViscosity: 0.0 +}); + +export var Drag = Handler.extend({ + addHooks: function () { + if (!this._draggable) { + var map = this._map; + + this._draggable = new Draggable(map._mapPane, map._container); + + this._draggable.on({ + dragstart: this._onDragStart, + drag: this._onDrag, + dragend: this._onDragEnd + }, this); + + this._draggable.on('predrag', this._onPreDragLimit, this); + if (map.options.worldCopyJump) { + this._draggable.on('predrag', this._onPreDragWrap, this); + map.on('zoomend', this._onZoomEnd, this); + + map.whenReady(this._onZoomEnd, this); + } + } + DomUtil.addClass(this._map._container, 'leaflet-grab leaflet-touch-drag'); + this._draggable.enable(); + this._positions = []; + this._times = []; + }, + + removeHooks: function () { + DomUtil.removeClass(this._map._container, 'leaflet-grab'); + DomUtil.removeClass(this._map._container, 'leaflet-touch-drag'); + this._draggable.disable(); + }, + + moved: function () { + return this._draggable && this._draggable._moved; + }, + + moving: function () { + return this._draggable && this._draggable._moving; + }, + + _onDragStart: function () { + var map = this._map; + + map._stop(); + if (this._map.options.maxBounds && this._map.options.maxBoundsViscosity) { + var bounds = latLngBounds(this._map.options.maxBounds); + + this._offsetLimit = toBounds( + this._map.latLngToContainerPoint(bounds.getNorthWest()).multiplyBy(-1), + this._map.latLngToContainerPoint(bounds.getSouthEast()).multiplyBy(-1) + .add(this._map.getSize())); + + this._viscosity = Math.min(1.0, Math.max(0.0, this._map.options.maxBoundsViscosity)); + } else { + this._offsetLimit = null; + } + + map + .fire('movestart') + .fire('dragstart'); + + if (map.options.inertia) { + this._positions = []; + this._times = []; + } + }, + + _onDrag: function (e) { + if (this._map.options.inertia) { + var time = this._lastTime = +new Date(), + pos = this._lastPos = this._draggable._absPos || this._draggable._newPos; + + this._positions.push(pos); + this._times.push(time); + + this._prunePositions(time); + } + + this._map + .fire('move', e) + .fire('drag', e); + }, + + _prunePositions: function (time) { + while (this._positions.length > 1 && time - this._times[0] > 50) { + this._positions.shift(); + this._times.shift(); + } + }, + + _onZoomEnd: function () { + var pxCenter = this._map.getSize().divideBy(2), + pxWorldCenter = this._map.latLngToLayerPoint([0, 0]); + + this._initialWorldOffset = pxWorldCenter.subtract(pxCenter).x; + this._worldWidth = this._map.getPixelWorldBounds().getSize().x; + }, + + _viscousLimit: function (value, threshold) { + return value - (value - threshold) * this._viscosity; + }, + + _onPreDragLimit: function () { + if (!this._viscosity || !this._offsetLimit) { return; } + + var offset = this._draggable._newPos.subtract(this._draggable._startPos); + + var limit = this._offsetLimit; + if (offset.x < limit.min.x) { offset.x = this._viscousLimit(offset.x, limit.min.x); } + if (offset.y < limit.min.y) { offset.y = this._viscousLimit(offset.y, limit.min.y); } + if (offset.x > limit.max.x) { offset.x = this._viscousLimit(offset.x, limit.max.x); } + if (offset.y > limit.max.y) { offset.y = this._viscousLimit(offset.y, limit.max.y); } + + this._draggable._newPos = this._draggable._startPos.add(offset); + }, + + _onPreDragWrap: function () { + // TODO refactor to be able to adjust map pane position after zoom + var worldWidth = this._worldWidth, + halfWidth = Math.round(worldWidth / 2), + dx = this._initialWorldOffset, + x = this._draggable._newPos.x, + newX1 = (x - halfWidth + dx) % worldWidth + halfWidth - dx, + newX2 = (x + halfWidth + dx) % worldWidth - halfWidth - dx, + newX = Math.abs(newX1 + dx) < Math.abs(newX2 + dx) ? newX1 : newX2; + + this._draggable._absPos = this._draggable._newPos.clone(); + this._draggable._newPos.x = newX; + }, + + _onDragEnd: function (e) { + var map = this._map, + options = map.options, + + noInertia = !options.inertia || this._times.length < 2; + + map.fire('dragend', e); + + if (noInertia) { + map.fire('moveend'); + + } else { + this._prunePositions(+new Date()); + + var direction = this._lastPos.subtract(this._positions[0]), + duration = (this._lastTime - this._times[0]) / 1000, + ease = options.easeLinearity, + + speedVector = direction.multiplyBy(ease / duration), + speed = speedVector.distanceTo([0, 0]), + + limitedSpeed = Math.min(options.inertiaMaxSpeed, speed), + limitedSpeedVector = speedVector.multiplyBy(limitedSpeed / speed), + + decelerationDuration = limitedSpeed / (options.inertiaDeceleration * ease), + offset = limitedSpeedVector.multiplyBy(-decelerationDuration / 2).round(); + + if (!offset.x && !offset.y) { + map.fire('moveend'); + + } else { + offset = map._limitOffset(offset, map.options.maxBounds); + + Util.requestAnimFrame(function () { + map.panBy(offset, { + duration: decelerationDuration, + easeLinearity: ease, + noMoveStart: true, + animate: true + }); + }); + } + } + } +}); + +// @section Handlers +// @property dragging: Handler +// Map dragging handler (by both mouse and touch). +Map.addInitHook('addHandler', 'dragging', Drag); diff --git a/debian/missing-sources/leaflet.js/map/handler/Map.Keyboard.js b/debian/missing-sources/leaflet.js/map/handler/Map.Keyboard.js new file mode 100644 index 0000000..66d34e6 --- /dev/null +++ b/debian/missing-sources/leaflet.js/map/handler/Map.Keyboard.js @@ -0,0 +1,180 @@ +import {Map} from '../Map'; +import {Handler} from '../../core/Handler'; +import {on, off, stop} from '../../dom/DomEvent'; +import {toPoint} from '../../geometry/Point'; + + +/* + * L.Map.Keyboard is handling keyboard interaction with the map, enabled by default. + */ + +// @namespace Map +// @section Keyboard Navigation Options +Map.mergeOptions({ + // @option keyboard: Boolean = true + // Makes the map focusable and allows users to navigate the map with keyboard + // arrows and `+`/`-` keys. + keyboard: true, + + // @option keyboardPanDelta: Number = 80 + // Amount of pixels to pan when pressing an arrow key. + keyboardPanDelta: 80 +}); + +export var Keyboard = Handler.extend({ + + keyCodes: { + left: [37], + right: [39], + down: [40], + up: [38], + zoomIn: [187, 107, 61, 171], + zoomOut: [189, 109, 54, 173] + }, + + initialize: function (map) { + this._map = map; + + this._setPanDelta(map.options.keyboardPanDelta); + this._setZoomDelta(map.options.zoomDelta); + }, + + addHooks: function () { + var container = this._map._container; + + // make the container focusable by tabbing + if (container.tabIndex <= 0) { + container.tabIndex = '0'; + } + + on(container, { + focus: this._onFocus, + blur: this._onBlur, + mousedown: this._onMouseDown + }, this); + + this._map.on({ + focus: this._addHooks, + blur: this._removeHooks + }, this); + }, + + removeHooks: function () { + this._removeHooks(); + + off(this._map._container, { + focus: this._onFocus, + blur: this._onBlur, + mousedown: this._onMouseDown + }, this); + + this._map.off({ + focus: this._addHooks, + blur: this._removeHooks + }, this); + }, + + _onMouseDown: function () { + if (this._focused) { return; } + + var body = document.body, + docEl = document.documentElement, + top = body.scrollTop || docEl.scrollTop, + left = body.scrollLeft || docEl.scrollLeft; + + this._map._container.focus(); + + window.scrollTo(left, top); + }, + + _onFocus: function () { + this._focused = true; + this._map.fire('focus'); + }, + + _onBlur: function () { + this._focused = false; + this._map.fire('blur'); + }, + + _setPanDelta: function (panDelta) { + var keys = this._panKeys = {}, + codes = this.keyCodes, + i, len; + + for (i = 0, len = codes.left.length; i < len; i++) { + keys[codes.left[i]] = [-1 * panDelta, 0]; + } + for (i = 0, len = codes.right.length; i < len; i++) { + keys[codes.right[i]] = [panDelta, 0]; + } + for (i = 0, len = codes.down.length; i < len; i++) { + keys[codes.down[i]] = [0, panDelta]; + } + for (i = 0, len = codes.up.length; i < len; i++) { + keys[codes.up[i]] = [0, -1 * panDelta]; + } + }, + + _setZoomDelta: function (zoomDelta) { + var keys = this._zoomKeys = {}, + codes = this.keyCodes, + i, len; + + for (i = 0, len = codes.zoomIn.length; i < len; i++) { + keys[codes.zoomIn[i]] = zoomDelta; + } + for (i = 0, len = codes.zoomOut.length; i < len; i++) { + keys[codes.zoomOut[i]] = -zoomDelta; + } + }, + + _addHooks: function () { + on(document, 'keydown', this._onKeyDown, this); + }, + + _removeHooks: function () { + off(document, 'keydown', this._onKeyDown, this); + }, + + _onKeyDown: function (e) { + if (e.altKey || e.ctrlKey || e.metaKey) { return; } + + var key = e.keyCode, + map = this._map, + offset; + + if (key in this._panKeys) { + + if (map._panAnim && map._panAnim._inProgress) { return; } + + offset = this._panKeys[key]; + if (e.shiftKey) { + offset = toPoint(offset).multiplyBy(3); + } + + map.panBy(offset); + + 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]); + + } else if (key === 27 && map._popup && map._popup.options.closeOnEscapeKey) { + map.closePopup(); + + } else { + return; + } + + stop(e); + } +}); + +// @section Handlers +// @section Handlers +// @property keyboard: Handler +// Keyboard navigation handler. +Map.addInitHook('addHandler', 'keyboard', Keyboard); diff --git a/debian/missing-sources/leaflet.js/map/handler/Map.ScrollWheelZoom.js b/debian/missing-sources/leaflet.js/map/handler/Map.ScrollWheelZoom.js new file mode 100644 index 0000000..d61d33d --- /dev/null +++ b/debian/missing-sources/leaflet.js/map/handler/Map.ScrollWheelZoom.js @@ -0,0 +1,91 @@ +import {Map} from '../Map'; +import {Handler} from '../../core/Handler'; +import * as DomEvent from '../../dom/DomEvent'; +import * as Util from '../../core/Util'; + +/* + * L.Handler.ScrollWheelZoom is used by L.Map to enable mouse scroll wheel zoom on the map. + */ + +// @namespace Map +// @section Interaction Options +Map.mergeOptions({ + // @section Mousewheel options + // @option scrollWheelZoom: Boolean|String = true + // Whether the map can be zoomed by using the mouse wheel. If passed `'center'`, + // it will zoom to the center of the view regardless of where the mouse was. + scrollWheelZoom: true, + + // @option wheelDebounceTime: Number = 40 + // Limits the rate at which a wheel can fire (in milliseconds). By default + // user can't zoom via wheel more often than once per 40 ms. + wheelDebounceTime: 40, + + // @option wheelPxPerZoomLevel: Number = 60 + // How many scroll pixels (as reported by [L.DomEvent.getWheelDelta](#domevent-getwheeldelta)) + // mean a change of one full zoom level. Smaller values will make wheel-zooming + // faster (and vice versa). + wheelPxPerZoomLevel: 60 +}); + +export var ScrollWheelZoom = Handler.extend({ + addHooks: function () { + DomEvent.on(this._map._container, 'mousewheel', this._onWheelScroll, this); + + this._delta = 0; + }, + + removeHooks: function () { + DomEvent.off(this._map._container, 'mousewheel', this._onWheelScroll, this); + }, + + _onWheelScroll: function (e) { + var delta = DomEvent.getWheelDelta(e); + + var debounce = this._map.options.wheelDebounceTime; + + this._delta += delta; + this._lastMousePos = this._map.mouseEventToContainerPoint(e); + + if (!this._startTime) { + this._startTime = +new Date(); + } + + var left = Math.max(debounce - (+new Date() - this._startTime), 0); + + clearTimeout(this._timer); + this._timer = setTimeout(Util.bind(this._performZoom, this), left); + + DomEvent.stop(e); + }, + + _performZoom: function () { + var map = this._map, + zoom = map.getZoom(), + snap = this._map.options.zoomSnap || 0; + + map._stop(); // stop panning and fly animations if any + + // map the delta with a sigmoid function to -4..4 range leaning on -1..1 + var d2 = this._delta / (this._map.options.wheelPxPerZoomLevel * 4), + d3 = 4 * Math.log(2 / (1 + Math.exp(-Math.abs(d2)))) / Math.LN2, + d4 = snap ? Math.ceil(d3 / snap) * snap : d3, + delta = map._limitZoom(zoom + (this._delta > 0 ? d4 : -d4)) - zoom; + + this._delta = 0; + this._startTime = null; + + if (!delta) { return; } + + if (map.options.scrollWheelZoom === 'center') { + map.setZoom(zoom + delta); + } else { + map.setZoomAround(this._lastMousePos, zoom + delta); + } + } +}); + +// @section Handlers +// @property scrollWheelZoom: Handler +// Scroll wheel zoom handler. +Map.addInitHook('addHandler', 'scrollWheelZoom', ScrollWheelZoom); diff --git a/debian/missing-sources/leaflet.js/map/handler/Map.Tap.js b/debian/missing-sources/leaflet.js/map/handler/Map.Tap.js new file mode 100644 index 0000000..9162637 --- /dev/null +++ b/debian/missing-sources/leaflet.js/map/handler/Map.Tap.js @@ -0,0 +1,136 @@ +import {Map} from '../Map'; +import {Handler} from '../../core/Handler'; +import * as DomEvent from '../../dom/DomEvent'; +import {Point} from '../../geometry/Point'; +import * as Util from '../../core/Util'; +import * as DomUtil from '../../dom/DomUtil'; +import * as Browser from '../../core/Browser'; + + +/* + * L.Map.Tap is used to enable mobile hacks like quick taps and long hold. + */ + +// @namespace Map +// @section Interaction Options +Map.mergeOptions({ + // @section Touch interaction options + // @option tap: Boolean = true + // Enables mobile hacks for supporting instant taps (fixing 200ms click + // delay on iOS/Android) and touch holds (fired as `contextmenu` events). + tap: true, + + // @option tapTolerance: Number = 15 + // The max number of pixels a user can shift his finger during touch + // for it to be considered a valid tap. + tapTolerance: 15 +}); + +export var Tap = Handler.extend({ + addHooks: function () { + DomEvent.on(this._map._container, 'touchstart', this._onDown, this); + }, + + removeHooks: function () { + DomEvent.off(this._map._container, 'touchstart', this._onDown, this); + }, + + _onDown: function (e) { + if (!e.touches) { return; } + + DomEvent.preventDefault(e); + + this._fireClick = true; + + // don't simulate click or track longpress if more than 1 touch + if (e.touches.length > 1) { + this._fireClick = false; + clearTimeout(this._holdTimeout); + return; + } + + var first = e.touches[0], + el = first.target; + + this._startPos = this._newPos = new Point(first.clientX, first.clientY); + + // if touching a link, highlight it + if (el.tagName && el.tagName.toLowerCase() === 'a') { + DomUtil.addClass(el, 'leaflet-active'); + } + + // simulate long hold but setting a timeout + this._holdTimeout = setTimeout(Util.bind(function () { + if (this._isTapValid()) { + this._fireClick = false; + this._onUp(); + this._simulateEvent('contextmenu', first); + } + }, this), 1000); + + this._simulateEvent('mousedown', first); + + DomEvent.on(document, { + touchmove: this._onMove, + touchend: this._onUp + }, this); + }, + + _onUp: function (e) { + clearTimeout(this._holdTimeout); + + DomEvent.off(document, { + touchmove: this._onMove, + touchend: this._onUp + }, this); + + if (this._fireClick && e && e.changedTouches) { + + var first = e.changedTouches[0], + el = first.target; + + if (el && el.tagName && el.tagName.toLowerCase() === 'a') { + DomUtil.removeClass(el, 'leaflet-active'); + } + + this._simulateEvent('mouseup', first); + + // simulate click if the touch didn't move too much + if (this._isTapValid()) { + this._simulateEvent('click', first); + } + } + }, + + _isTapValid: function () { + return this._newPos.distanceTo(this._startPos) <= this._map.options.tapTolerance; + }, + + _onMove: function (e) { + var first = e.touches[0]; + this._newPos = new Point(first.clientX, first.clientY); + this._simulateEvent('mousemove', first); + }, + + _simulateEvent: function (type, e) { + var simulatedEvent = document.createEvent('MouseEvents'); + + simulatedEvent._simulated = true; + e.target._simulatedClick = true; + + simulatedEvent.initMouseEvent( + type, true, true, window, 1, + e.screenX, e.screenY, + e.clientX, e.clientY, + false, false, false, false, 0, null); + + e.target.dispatchEvent(simulatedEvent); + } +}); + +// @section Handlers +// @property tap: Handler +// Mobile touch hacks (quick tap and touch hold) handler. +if (Browser.touch && !Browser.pointer) { + Map.addInitHook('addHandler', 'tap', Tap); +} diff --git a/debian/missing-sources/leaflet.js/map/handler/Map.TouchZoom.js b/debian/missing-sources/leaflet.js/map/handler/Map.TouchZoom.js new file mode 100644 index 0000000..5daa0ba --- /dev/null +++ b/debian/missing-sources/leaflet.js/map/handler/Map.TouchZoom.js @@ -0,0 +1,130 @@ +import {Map} from '../Map'; +import {Handler} from '../../core/Handler'; +import * as DomEvent from '../../dom/DomEvent'; +import * as Util from '../../core/Util'; +import * as DomUtil from '../../dom/DomUtil'; +import * as Browser from '../../core/Browser'; + +/* + * L.Handler.TouchZoom is used by L.Map to add pinch zoom on supported mobile browsers. + */ + +// @namespace Map +// @section Interaction Options +Map.mergeOptions({ + // @section Touch interaction options + // @option touchZoom: Boolean|String = * + // Whether the map can be zoomed by touch-dragging with two fingers. If + // passed `'center'`, it will zoom to the center of the view regardless of + // where the touch events (fingers) were. Enabled for touch-capable web + // browsers except for old Androids. + touchZoom: Browser.touch && !Browser.android23, + + // @option bounceAtZoomLimits: Boolean = true + // Set it to false if you don't want the map to zoom beyond min/max zoom + // and then bounce back when pinch-zooming. + bounceAtZoomLimits: true +}); + +export var TouchZoom = Handler.extend({ + addHooks: function () { + DomUtil.addClass(this._map._container, 'leaflet-touch-zoom'); + DomEvent.on(this._map._container, 'touchstart', this._onTouchStart, this); + }, + + removeHooks: function () { + DomUtil.removeClass(this._map._container, 'leaflet-touch-zoom'); + DomEvent.off(this._map._container, 'touchstart', this._onTouchStart, this); + }, + + _onTouchStart: function (e) { + var map = this._map; + if (!e.touches || e.touches.length !== 2 || map._animatingZoom || this._zooming) { return; } + + var p1 = map.mouseEventToContainerPoint(e.touches[0]), + p2 = map.mouseEventToContainerPoint(e.touches[1]); + + this._centerPoint = map.getSize()._divideBy(2); + this._startLatLng = map.containerPointToLatLng(this._centerPoint); + if (map.options.touchZoom !== 'center') { + this._pinchStartLatLng = map.containerPointToLatLng(p1.add(p2)._divideBy(2)); + } + + this._startDist = p1.distanceTo(p2); + this._startZoom = map.getZoom(); + + this._moved = false; + this._zooming = true; + + map._stop(); + + DomEvent.on(document, 'touchmove', this._onTouchMove, this); + DomEvent.on(document, 'touchend', this._onTouchEnd, this); + + DomEvent.preventDefault(e); + }, + + _onTouchMove: function (e) { + if (!e.touches || e.touches.length !== 2 || !this._zooming) { return; } + + var map = this._map, + p1 = map.mouseEventToContainerPoint(e.touches[0]), + p2 = map.mouseEventToContainerPoint(e.touches[1]), + scale = p1.distanceTo(p2) / this._startDist; + + this._zoom = map.getScaleZoom(scale, this._startZoom); + + if (!map.options.bounceAtZoomLimits && ( + (this._zoom < map.getMinZoom() && scale < 1) || + (this._zoom > map.getMaxZoom() && scale > 1))) { + this._zoom = map._limitZoom(this._zoom); + } + + if (map.options.touchZoom === 'center') { + this._center = this._startLatLng; + if (scale === 1) { return; } + } else { + // Get delta from pinch to center, so centerLatLng is delta applied to initial pinchLatLng + var delta = p1._add(p2)._divideBy(2)._subtract(this._centerPoint); + if (scale === 1 && delta.x === 0 && delta.y === 0) { return; } + this._center = map.unproject(map.project(this._pinchStartLatLng, this._zoom).subtract(delta), this._zoom); + } + + if (!this._moved) { + map._moveStart(true, false); + this._moved = true; + } + + Util.cancelAnimFrame(this._animRequest); + + var moveFn = Util.bind(map._move, map, this._center, this._zoom, {pinch: true, round: false}); + this._animRequest = Util.requestAnimFrame(moveFn, this, true); + + DomEvent.preventDefault(e); + }, + + _onTouchEnd: function () { + if (!this._moved || !this._zooming) { + this._zooming = false; + return; + } + + this._zooming = false; + Util.cancelAnimFrame(this._animRequest); + + DomEvent.off(document, 'touchmove', this._onTouchMove); + DomEvent.off(document, 'touchend', this._onTouchEnd); + + // Pinch updates GridLayers' levels only when zoomSnap is off, so zoomSnap becomes noUpdate. + if (this._map.options.zoomAnimation) { + this._map._animateZoom(this._center, this._map._limitZoom(this._zoom), true, this._map.options.zoomSnap); + } else { + this._map._resetView(this._center, this._map._limitZoom(this._zoom)); + } + } +}); + +// @section Handlers +// @property touchZoom: Handler +// Touch zoom handler. +Map.addInitHook('addHandler', 'touchZoom', TouchZoom); diff --git a/debian/missing-sources/leaflet.js/map/index.js b/debian/missing-sources/leaflet.js/map/index.js new file mode 100644 index 0000000..bc73790 --- /dev/null +++ b/debian/missing-sources/leaflet.js/map/index.js @@ -0,0 +1,17 @@ +import {Map} from './Map'; +import {BoxZoom} from './handler/Map.BoxZoom'; +Map.BoxZoom = BoxZoom; +import {DoubleClickZoom} from './handler/Map.DoubleClickZoom'; +Map.DoubleClickZoom = DoubleClickZoom; +import {Drag} from './handler/Map.Drag'; +Map.Drag = Drag; +import {Keyboard} from './handler/Map.Keyboard'; +Map.Keyboard = Keyboard; +import {ScrollWheelZoom} from './handler/Map.ScrollWheelZoom'; +Map.ScrollWheelZoom = ScrollWheelZoom; +import {Tap} from './handler/Map.Tap'; +Map.Tap = Tap; +import {TouchZoom} from './handler/Map.TouchZoom'; +Map.TouchZoom = TouchZoom; + +export {Map, createMap as map} from './Map'; -- cgit v1.2.3