我正在为非营利组织“诺克斯山公园之友”创建交互式地图,但我在使用 Google 地球视图时遇到了问题。
我已经在网上搜索了数周,但我找到的解决方案都不适合我。有人可以看看代码,让我知道我应该怎么做才能在地图中包含 Google 地球视图吗?提前致谢。
在线项目: http: //www.virtualbc.ca/knoxmountain/
这是包含谷歌地图代码的javascript文件(mapa2.js):
google.load('earth', '1');
var map;
var googleEarth;
var gmarkers = [];
var iconShadow = new google.maps.MarkerImage('icons/shadow.png',
new google.maps.Size(46, 42),
new google.maps.Point(0,0),
new google.maps.Point(13, 42));
var sites = [
['Apex Trail - Shelter',49.91174271, -119.48507050, 4, '<a href="vtours/apex_trail_shelter/index.html?iframe=true&width=88%&height=98%" rel="prettyPhoto"><img src="images/apex_point_high.jpg"></a>','magenta','14'],
['Apex Trail',49.91286999, -119.48413424, 3, '<a href="vtours/apex_trail_1/index.html?iframe=true&width=88%&height=98%" rel="prettyPhoto"><img src="images/apex_point_low.jpg"></a>','lemon','1'],
['Gordon Trail',49.91971281, -119.47954356, 2, '<a href="vtours/gordon_trail_1/index.html?iframe=true&width=88%&height=98%" rel="prettyPhoto"><img src="images/apex_point_low.jpg"></a>','lemon','1'],
['Paul Tomb Bay',49.92555541, -119.47710250, 1, '<a href="vtours/paul_tomb_bay_1/index.html?iframe=true&width=88%&height=98%" rel="prettyPhoto"><img src="images/tomb_bay.jpg"></a>','lemon','1']
];
var infowindow = null;
var overlay;
// Used to make Google Map quard coords to MapCruncher/BingMaps quard coords
function TileToQuadKey ( x, y, zoom)
{
var quad = "";
for (var i = zoom; i > 0; i--)
{
var mask = 1 << (i - 1);
var cell = 0;
if ((x & mask) != 0)
cell++;
if ((y & mask) != 0)
cell += 2;
quad += cell;
}
return quad;
}
function init() {
var centerMap = new google.maps.LatLng(49.909671, -119.482241);
var myOptions = {
zoom: 10,
center: centerMap,
mapTypeId: google.maps.MapTypeId.SATELLITE
}
map = new google.maps.Map(document.getElementById("map_canvas"), myOptions);
// Create the tile layers
// ASTER Tile Layer
myASTEROptions = {
getTileUrl : function (a,b) {
return "http://www.virtualbc.ca/knoxmountain/map/" + TileToQuadKey(a.x,a.y,b) + ".png";
},
isPng: true,
opacity: 1.0,
tileSize: new google.maps.Size(256,256),
name: "ASTER",
minZoom:13,
maxZoom:20
}
ASTERMapType = new google.maps.ImageMapType( myASTEROptions );
map.overlayMapTypes.insertAt(0, ASTERMapType);
// Aerial Tile Layer
myAerialOptions = {
getTileUrl : function (a,b) {
return "http://www.virtualbc.ca/knoxmountain/map/" + TileToQuadKey(a.x,a.y,b) + ".png";
},
isPng: true,
opacity: 1.0,
tileSize: new google.maps.Size(256,256),
name: "Aerial",
minZoom:15,
maxZoom:21
}
AerialMapType = new google.maps.ImageMapType( myAerialOptions );
map.overlayMapTypes.insertAt(1, AerialMapType);
var panorama = new google.maps.StreetViewPanorama(map.getDiv());
panorama.setVisible(false);
panorama.set('enableCloseButton', true);
map.setStreetView(panorama);
panorama.setPosition(centerMap);
setMarkers(map, sites);
setZoom(map, sites);
infowindow = new google.maps.InfoWindow({
content: "Loading..."
});
googleEarth = new GoogleEarth(map);
google.maps.event.addListenerOnce(map, 'tilesloaded', addOverlays);
}
/*
This functions sets the markers (array)
*/
function setMarkers(map, markers) {
for (var i = 0; i < markers.length; i++) {
var site = markers[i];
var siteLatLng = new google.maps.LatLng(site[1], site[2]);
var marker = new google.maps.Marker({
position: siteLatLng,
map: map,
title: site[0],
zIndex: site[3],
html: site[4],
// Markers drop on the map
animation: google.maps.Animation.DROP,
icon: 'http://www.virtualbc.ca/knoxmountain/icons/icon.png',
shadow: iconShadow
});
gmarkers.push(marker);
google.maps.event.addListener(marker, "click", function () {
infowindow.setContent(this.html);
infowindow.open(map, this);
});
}
}
/*
Set the zoom to fit comfortably all the markers in the map
*/
function setZoom(map, markers) {
var boundbox = new google.maps.LatLngBounds();
for ( var i = 0; i < markers.length; i++ )
{
boundbox.extend(new google.maps.LatLng(markers[i][1], markers[i][2]));
}
map.setCenter(boundbox.getCenter());
map.fitBounds(boundbox);
}
// This function picks up the click and opens the corresponding info window
function myclick(i) {
google.maps.event.trigger(gmarkers[i-1], "click");
}
google.maps.event.addDomListener(window, 'load', init);