Google API自定義控件
<html xmlns="http://www.w3.org/1999/xhtml"
xmlns:v="urn:schemas-microsoft-com:vml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>無標題文檔</title>
<script src="http://maps.google.com/maps?file=api&v=2&key=ABQIAAAAzr2EBOXUKnm_jVnk0OJI7xSosDVG8KKPE1-m51RBrvYughuyMxQ-i1QfUnH94QxWIa6N4U6MouMmBA&hl=zh-CN" type="text/javascript"></script>
<script type="text/javascript">
//var map;
function TextualZoomControl(){
}
TextualZoomControl.prototype = new GControl();
TextualZoomControl.prototype.initialize = function(map){
var container = document.createElement("div");
var zoomInDiv = document.createElement("div");
this.setButtonStyle_(zoomInDiv);
container.appendChild(zoomInDiv);
zoomInDiv.appendChild(document.createTextNode("放大"));
GEvent.addDomListener(zoomInDiv, "click", function(){
map.zoomIn();
});
var zoomOutDiv = document.createElement("div");
this.setButtonStyle_(zoomOutDiv);
container.appendChild(zoomOutDiv);
zoomOutDiv.appendChild(document.createTextNode("111"));
GEvent.addDomListener(zoomOutDiv, "click", function(){
map.zoomOut();
});
map.getContainer().appendChild(container);
return container;
}
TextualZoomControl.prototype.getDefaultPosition = function() {
return new GControlPosition(G_ANCHOR_TOP_LEFT, new GSize(10,10));
}
TextualZoomControl.prototype.setButtonStyle_ = function(button){
button.style.textDecoration = "underline";
button.style.color = "red";
button.style.backgroundColor = "white";
button.style.font = "small Arial";
button.style.border = "1px solid black";
button.style.padding = "0px";
button.style.marginBottom = "0px";
button.style.textAlign = "center";
button.style.width = "5em";
button.style.cursor = "pointer";
}
function load(){
if(GBrowserIsCompatible()){
var map = new GMap2(document.getElementById("map_canvas"));
map.setCenter(new GLatLng(22.5,113.9),10);
map.addControl(new TextualZoomControl());
}
}
</script>
</head>
<body onload="load()" onunload="GUnload()">
<div id="map_canvas" style="width:800px; height:600px"></div>
</body>
</html>
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