<script> var map = new BMap.Map('allmap'); var Bcenter = new BMap.Point(116.404,39.915); map.centerAndZoom(Bcenter,11); //自定义控件 function staticControl(){ this.defaultAnchor = BMAP_ANCHOR_TOP_LEFT; this.defaultOffset = new BMap.Size(10,10); } //继承Control的API staticControl.PRototype = new BMap.Control(); //初始化控件 staticControl.prototype.initialize=function(map){ var div = document.createElement('div'); var e1 = document.createElement('input'); e1.type = 'button'; e1.value = '重置'; e1.onclick=function(){ statics(); } div.appendChild(e1); var e2=document.createElement('input'); e2.type = 'button'; e2.value = '缩小'; e2.onclick=function(){ endStatics(); } div.appendChild(e2); var e3 = document.createElement("input"); e3.type = "button"; e3.value = "放大"; e3.onclick = function () { setStatics(); } div.appendChild(e3); //添加DOM元素到地图中 map.getContainer().appendChild(div); //返回DOM return div; } //创建控件实例 var staticsCtrl = new staticControl(); //添加到地图当中 map.addControl(staticsCtrl); function statics(){ map.centerAndZoom(new BMap.Point(116.404, 39.915), 11); } function endStatics(){ map.setZoom(map.getZoom()-2); } function setStatics(){ map.setZoom(map.getZoom()+2) } </script>View Code
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