bf60b9d01d
git-svn-id: http://svn.openlayers.org/trunk/openlayers@614 dc9f47b5-9b13-0410-9fdd-eb0c1a62fdaf
145 lines
3.9 KiB
JavaScript
145 lines
3.9 KiB
JavaScript
// @require: OpenLayers/Layer.js
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// load Yahoo map control script
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document.write("<script src='http://maps.google.com/maps?file=api&v=2&key=ABQIAAAAmQ3udCHPQVB_9T_edFZ7YRRRlP-tOiFgaSzksg_0w1dphL9c5BTfdJMKT91b0UJGibNcWEM0Q5-O1w'></script>");
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/**
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* @class
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*/
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OpenLayers.Layer.Yahoo = Class.create();
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OpenLayers.Layer.Yahoo.prototype = Object.extend( new OpenLayers.Layer(), {
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/** @type Boolean */
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viewPortLayer: true,
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/** @type GMap2 gmap stores the Google Map element */
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ymap:null,
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/** @type Boolean */
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dragging:false,
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/**
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* @constructor
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*
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* @param {String} name
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*/
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initialize: function(name) {
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OpenLayers.Layer.prototype.initialize.apply(this, [name]);
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},
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/**
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* @param {OpenLayers.Map} map
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*/
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setMap:function(map) {
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OpenLayers.Layer.prototype.setMap.apply(this, arguments);
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// once our layer has been added to the map, we can create the vemap
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this.map.events.register("addlayer", this, this.loadYMap);
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},
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/**
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* @param {OpenLayers.Bounds} bounds
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* @param {int} zoomChanged
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*/
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moveTo:function(bounds,zoomChanged) {
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if ((this.ymap != null) && (!this.dragging)) {
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var olCenter = this.map.getCenter();
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var gCenter = this.getYMapCenter();
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var olZoom = this.map.getZoom();
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var gZoom = this.ymap.getZoomLevel();
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if ((!olCenter.equals(yCenter)) || ((olZoom +1) != yZoom)) {
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this.ymap.drawZoomAndCenter(new YGeoPoint(olCenter.lat, olCenter.lon),
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olZoom + 1);
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}
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}
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},
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/**
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*
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*/
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loadYMap:function() {
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// create div and set to same size as map
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var yDiv = OpenLayers.Util.createDiv(this.name);
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var sz = this.map.getSize();
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yDiv.style.width = sz.w;
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yDiv.style.height = sz.h;
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this.div.appendChild(yDiv);
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// create GMap, hide nav controls
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this.ymap = new YMap(this.div);
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this.moveTo();
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// catch pans and zooms from GMap
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var e = new YEvent(this.ymap,
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"endpan",
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catchPanZoom,
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this);
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/**
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// attach to the drag start and end and we<77>ll set a flag so that
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// we dont get recursivity. this is because the events fall through
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// the gmaps div and into the main layer div
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GEvent.addListener(this.gmap,
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"dragstart",
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this.dragStart.bindAsEventListener(this));
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GEvent.addListener(this.gmap,
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"dragend",
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this.dragEnd.bindAsEventListener(this));
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*/
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},
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/**
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* @private
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*/
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dragStart: function() {
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this.dragging = true;
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},
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/**
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* @private
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*/
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dragEnd: function() {
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this.dragging = false;
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},
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/**
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* @private
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*
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* @param {event} e
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*/
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catchPanZoom: function(e) {
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var olCenter = this.getYMapCenter();
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var yZoom = this.ymap.getZoomLevel();
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this.map.setCenter(olCenter, yZoom - 1);
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},
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/**
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* @private
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*
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* @returns An OpenLayers.LonLat with the center of the ymap, or null if
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* the YMap has not been centered yet
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* @type OpenLayers.LonLat
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*/
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getYMapCenter:function() {
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var olCenter = null;
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var yCenter = this.ymap.getCenterLatLon();
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if (yCenter != null) {
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olCenter = new OpenLayers.LonLat(yCenter.Lon, yCenter.Lat);
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}
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return olCenter;
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},
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/** @final @type String */
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CLASS_NAME: "OpenLayers.Layer.Yahoo"
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});
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