Software: Apache. PHP/5.5.15 uname -a: Windows NT SVR-DMZ 6.1 build 7600 (Windows Server 2008 R2 Enterprise Edition) i586 SYSTEM Safe-mode: OFF (not secure) E:\nuevo\phpMyAdmin2\js\openlayers\src\openlayers\lib\OpenLayers\Layer\Google\ drwxrwxrwx |
Viewing file: v3.js (13.23 KB) -rw-rw-rw- Select action/file-type: (+) | (+) | (+) | Code (+) | Session (+) | (+) | SDB (+) | (+) | (+) | (+) | (+) | (+) | /* Copyright (c) 2006-2010 by OpenLayers Contributors (see authors.txt for * full list of contributors). Published under the Clear BSD license. * See http://svn.openlayers.org/trunk/openlayers/license.txt for the * full text of the license. */ /** * @requires OpenLayers/Layer/Google.js */ /** * Constant: OpenLayers.Layer.Google.v3 * * Mixin providing functionality specific to the Google Maps API v3. Note that * this layer configures the google.maps.map object with the "disableDefaultUI" * option set to true. Using UI controls that the Google Maps API provides is * not supported by the OpenLayers API. */ OpenLayers.Layer.Google.v3 = { /** * Constant: DEFAULTS * {Object} It is not recommended to change the properties set here. Note * that Google.v3 layers only work when sphericalMercator is set to true. * * (code) * { * maxExtent: new OpenLayers.Bounds( * -128 * 156543.0339, * -128 * 156543.0339, * 128 * 156543.0339, * 128 * 156543.0339 * ), * sphericalMercator: true, * maxResolution: 156543.0339, * units: "m", * projection: "EPSG:900913" * } * (end) */ DEFAULTS: { maxExtent: new OpenLayers.Bounds( -128 * 156543.0339, -128 * 156543.0339, 128 * 156543.0339, 128 * 156543.0339 ), sphericalMercator: true, maxResolution: 156543.0339, units: "m", projection: "EPSG:900913" }, /** * Method: loadMapObject * Load the GMap and register appropriate event listeners. If we can't * load GMap2, then display a warning message. */ loadMapObject:function() { if (!this.type) { this.type = google.maps.MapTypeId.ROADMAP; } var mapObject; var cache = OpenLayers.Layer.Google.cache[this.map.id]; if (cache) { // there are already Google layers added to this map mapObject = cache.mapObject; // increment the layer count ++cache.count; } else { // this is the first Google layer for this map var container = this.map.viewPortDiv; var div = document.createElement("div"); div.id = this.map.id + "_GMapContainer"; div.style.position = "absolute"; div.style.width = "100%"; div.style.height = "100%"; container.appendChild(div); // create GMap and shuffle elements var center = this.map.getCenter(); mapObject = new google.maps.Map(div, { center: center ? new google.maps.LatLng(center.lat, center.lon) : new google.maps.LatLng(0, 0), zoom: this.map.getZoom() || 0, mapTypeId: this.type, disableDefaultUI: true, keyboardShortcuts: false, draggable: false, disableDoubleClickZoom: true, scrollwheel: false }); // cache elements for use by any other google layers added to // this same map cache = { mapObject: mapObject, count: 1 }; OpenLayers.Layer.Google.cache[this.map.id] = cache; this.repositionListener = google.maps.event.addListenerOnce( mapObject, "center_changed", OpenLayers.Function.bind(this.repositionMapElements, this) ); } this.mapObject = mapObject; this.setGMapVisibility(this.visibility); }, /** * Method: repositionMapElements * * Waits until powered by and terms of use elements are available and then * moves them so they are clickable. */ repositionMapElements: function() { // This is the first time any Google layer in this mapObject has been // made visible. The mapObject needs to know the container size. google.maps.event.trigger(this.mapObject, "resize"); var div = this.mapObject.getDiv().firstChild; if (!div || div.childNodes.length < 3) { this.repositionTimer = window.setTimeout( OpenLayers.Function.bind(this.repositionMapElements, this), 250 ); return false; } var cache = OpenLayers.Layer.Google.cache[this.map.id]; var container = this.map.viewPortDiv; // move the ToS and branding stuff up to the container div var termsOfUse = div.lastChild; container.appendChild(termsOfUse); termsOfUse.style.zIndex = "1100"; termsOfUse.style.bottom = ""; termsOfUse.className = "olLayerGoogleCopyright olLayerGoogleV3"; termsOfUse.style.display = ""; cache.termsOfUse = termsOfUse; var poweredBy = div.lastChild; container.appendChild(poweredBy); poweredBy.style.zIndex = "1100"; poweredBy.style.bottom = ""; poweredBy.className = "olLayerGooglePoweredBy olLayerGoogleV3 gmnoprint"; poweredBy.style.display = ""; cache.poweredBy = poweredBy; this.setGMapVisibility(this.visibility); }, /** * APIMethod: onMapResize */ onMapResize: function() { if (this.visibility) { google.maps.event.trigger(this.mapObject, "resize"); } else { if (!this._resized) { var layer = this; google.maps.event.addListenerOnce(this.mapObject, "tilesloaded", function() { delete layer._resized; google.maps.event.trigger(layer.mapObject, "resize"); layer.moveTo(layer.map.getCenter(), layer.map.getZoom()); }); } this._resized = true; } }, /** * Method: setGMapVisibility * Display the GMap container and associated elements. * * Parameters: * visible - {Boolean} Display the GMap elements. */ setGMapVisibility: function(visible) { var cache = OpenLayers.Layer.Google.cache[this.map.id]; if (cache) { var type = this.type; var layers = this.map.layers; var layer; for (var i=layers.length-1; i>=0; --i) { layer = layers[i]; if (layer instanceof OpenLayers.Layer.Google && layer.visibility === true && layer.inRange === true) { type = layer.type; visible = true; break; } } var container = this.mapObject.getDiv(); if (visible === true) { this.mapObject.setMapTypeId(type); container.style.left = ""; if (cache.termsOfUse && cache.termsOfUse.style) { cache.termsOfUse.style.left = ""; cache.termsOfUse.style.display = ""; cache.poweredBy.style.display = ""; } cache.displayed = this.id; } else { delete cache.displayed; container.style.left = "-9999px"; if (cache.termsOfUse && cache.termsOfUse.style) { cache.termsOfUse.style.display = "none"; // move ToU far to the left in addition to setting // display to "none", because at the end of the GMap // load sequence, display: none will be unset and ToU // would be visible after loading a map with a google // layer that is initially hidden. cache.termsOfUse.style.left = "-9999px"; cache.poweredBy.style.display = "none"; } } } }, /** * Method: getMapContainer * * Returns: * {DOMElement} the GMap container's div */ getMapContainer: function() { return this.mapObject.getDiv(); }, // // TRANSLATION: MapObject Bounds <-> OpenLayers.Bounds // /** * APIMethod: getMapObjectBoundsFromOLBounds * * Parameters: * olBounds - {<OpenLayers.Bounds>} * * Returns: * {Object} A MapObject Bounds, translated from olBounds * Returns null if null value is passed in */ getMapObjectBoundsFromOLBounds: function(olBounds) { var moBounds = null; if (olBounds != null) { var sw = this.sphericalMercator ? this.inverseMercator(olBounds.bottom, olBounds.left) : new OpenLayers.LonLat(olBounds.bottom, olBounds.left); var ne = this.sphericalMercator ? this.inverseMercator(olBounds.top, olBounds.right) : new OpenLayers.LonLat(olBounds.top, olBounds.right); moBounds = new google.maps.LatLngBounds( new google.maps.LatLng(sw.lat, sw.lon), new google.maps.LatLng(ne.lat, ne.lon) ); } return moBounds; }, /************************************ * * * MapObject Interface Controls * * * ************************************/ // LonLat - Pixel Translation /** * APIMethod: getMapObjectLonLatFromMapObjectPixel * * Parameters: * moPixel - {Object} MapObject Pixel format * * Returns: * {Object} MapObject LonLat translated from MapObject Pixel */ getMapObjectLonLatFromMapObjectPixel: function(moPixel) { var size = this.map.getSize(); var lon = this.getLongitudeFromMapObjectLonLat(this.mapObject.center); var lat = this.getLatitudeFromMapObjectLonLat(this.mapObject.center); var res = this.map.getResolution(); var delta_x = moPixel.x - (size.w / 2); var delta_y = moPixel.y - (size.h / 2); var lonlat = new OpenLayers.LonLat( lon + delta_x * res, lat - delta_y * res ); if (this.wrapDateLine) { lonlat = lonlat.wrapDateLine(this.maxExtent); } return this.getMapObjectLonLatFromLonLat(lonlat.lon, lonlat.lat); }, /** * APIMethod: getMapObjectPixelFromMapObjectLonLat * * Parameters: * moLonLat - {Object} MapObject LonLat format * * Returns: * {Object} MapObject Pixel transtlated from MapObject LonLat */ getMapObjectPixelFromMapObjectLonLat: function(moLonLat) { var lon = this.getLongitudeFromMapObjectLonLat(moLonLat); var lat = this.getLatitudeFromMapObjectLonLat(moLonLat); var res = this.map.getResolution(); var extent = this.map.getExtent(); var px = new OpenLayers.Pixel( (1/res * (lon - extent.left)), (1/res * (extent.top - lat)) ); return this.getMapObjectPixelFromXY(px.x, px.y); }, /** * APIMethod: setMapObjectCenter * Set the mapObject to the specified center and zoom * * Parameters: * center - {Object} MapObject LonLat format * zoom - {int} MapObject zoom format */ setMapObjectCenter: function(center, zoom) { this.mapObject.setOptions({ center: center, zoom: zoom }); }, // Bounds /** * APIMethod: getMapObjectZoomFromMapObjectBounds * * Parameters: * moBounds - {Object} MapObject Bounds format * * Returns: * {Object} MapObject Zoom for specified MapObject Bounds */ getMapObjectZoomFromMapObjectBounds: function(moBounds) { return this.mapObject.getBoundsZoomLevel(moBounds); }, /************************************ * * * MapObject Primitives * * * ************************************/ // LonLat /** * APIMethod: getMapObjectLonLatFromLonLat * * Parameters: * lon - {Float} * lat - {Float} * * Returns: * {Object} MapObject LonLat built from lon and lat params */ getMapObjectLonLatFromLonLat: function(lon, lat) { var gLatLng; if(this.sphericalMercator) { var lonlat = this.inverseMercator(lon, lat); gLatLng = new google.maps.LatLng(lonlat.lat, lonlat.lon); } else { gLatLng = new google.maps.LatLng(lat, lon); } return gLatLng; }, // Pixel /** * APIMethod: getMapObjectPixelFromXY * * Parameters: * x - {Integer} * y - {Integer} * * Returns: * {Object} MapObject Pixel from x and y parameters */ getMapObjectPixelFromXY: function(x, y) { return new google.maps.Point(x, y); }, /** * APIMethod: destroy * Clean up this layer. */ destroy: function() { if (this.repositionListener) { google.maps.event.removeListener(this.repositionListener); } if (this.repositionTimer) { window.clearTimeout(this.repositionTimer); } OpenLayers.Layer.Google.prototype.destroy.apply(this, arguments); } }; |
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