百度地图覆盖物

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<HTML>
<HEAD>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<meta name="viewport" content="initial-scale=1.0, user-scalable=no" />
<TITLE>覆盖物</TITLE>
<script type="text/javascript" src="http://api.map.baidu.com/api?key=46ce9d0614bf7aefe0ba562f8cf87194&v=1.1&services=true">
</script>
</HEAD>
<BODY style="margin:0">
<div style="width:auto;height:400px" id="map_container"></div>
</BODY>
</HTML>
<script>


    var mp = new BMap.Map("map_container");
    var point = new BMap.Point(116.3964,39.9093);
    mp.centerAndZoom(point,15); 
    mp.enableKeyboard();
    mp.enableScrollWheelZoom();


    // 复杂的自定义覆盖物
    function ComplexCustomOverlay(point, text){
      this._point = point;
      this._text = text;
    }
    ComplexCustomOverlay.prototype = new BMap.Overlay();
    ComplexCustomOverlay.prototype.initialize = function(map){
      this._map = map;
      var div = this._div = document.createElement("div");
      div.style.position = "absolute";
      div.style.zIndex = BMap.Overlay.getZIndex(this._point.lat);
      div.style.backgroundColor = "#EE5D5B";
      div.style.border = "1px solid #BC3B3A";
      div.style.color = "white";
      div.style.height = "18px";
      div.style.padding = "2px";
      div.style.lineHeight = "18px";
      div.style.whiteSpace = "nowrap";
      div.style.MozUserSelect = "none";
      div.style.fontSize = "12px"
      div.appendChild(document.createTextNode(this._text));


      var arrow = this._arrow = document.createElement("div");
      arrow.style.background = "url(http://map.baidu.com/fwmap/upload/r/map/fwmap/static/house/images/label.png) no-repeat";
      arrow.style.position = "absolute";
      arrow.style.width = "11px";
      arrow.style.height = "10px";
      arrow.style.top = "22px";
      arrow.style.left = "10px";
      arrow.style.overflow = "hidden";
      div.appendChild(arrow);

      div.onmouseover = function(){
        this.style.backgroundColor = "#6BADCA";
        this.style.borderColor = "#0000ff";
        arrow.style.backgroundPosition = "0px -20px";
      }

      div.onmouseout = function(){
        this.style.backgroundColor = "#EE5D5B";
        this.style.borderColor = "#BC3B3A";
        arrow.style.backgroundPosition = "0px 0px";
      }

      mp.getPanes().labelPane.appendChild(div);
      
      return div;
    }
    ComplexCustomOverlay.prototype.draw = function(){
      var map = this._map;
      var pixel = map.pointToOverlayPixel(this._point);
      this._div.style.left = pixel.x - parseInt(this._arrow.style.left) + "px";
      this._div.style.top  = pixel.y - 30 + "px";
    }

	// 创建招商银行的标注图标
    var zsIcon = new BMap.Icon("http://ui-love.com/baidumap/bank/marker.gif",   //图片地址
                 new BMap.Size(40, 64),                // 标注显示大小
                {
                    offset: new BMap.Size(20, 64),     // 标注底部小尖尖的偏移量
                    imageOffset: new BMap.Size(0, 0)   // 这里相当于CSS sprites
                });
	 var pointMarker1 = new BMap.Point(116.402849,39.914561);  // 创建招商银行标注的坐标
	 var marker1 = new BMap.Marker(pointMarker1, {icon: zsIcon});        // 创建招商银行标注
	 var infoWindow1 = new BMap.InfoWindow("你点击了招商银行的标注",{offset: new BMap.Size(0, -64)});
		marker1.addEventListener("click", function(){        //给招商银行标注添加点击事件
			this.openInfoWindow(infoWindow1);                //打开招商银行的窗口
		});
    var myCompOverlay = new ComplexCustomOverlay(new BMap.Point(116.407845,39.914101), "天安门东");
    var myCompOverlay2 = new ComplexCustomOverlay(new BMap.Point(116.406946,39.911403), "国家博物馆");

    mp.addOverlay(myCompOverlay);
    mp.addOverlay(myCompOverlay2);
	mp.addOverlay(marker1);                     // 将招商银行标注添加到地图

</script>


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