/** * Author 岳晓 * * 对百度地图的事件扩展，目前扩展了fastclick和longclick, * 解决某些设备click不执行的问题 * 解决长按事件在拖动、多触点依然执行的bug * v1.0.0 */ (function(){ BMap.Map.prototype.on=function(evt,fn,option){ var _option = { canBubble:true } extend(_option,option) if(!evt || !fn) return; var $this = this; var evtList = ["longtouch","onetouch"]; if(inArray(evt,evtList)){ MesureEvents[evt]($this,evt,fn,option); $this.getContainer().querySelector("div.BMap_mask").addEventListener(evt,fn); } else{ $this.addEventListener(evt,fn); /*function(e){ if(option.canBubble){ e.domEvent.stopPropagation(); } fn.call(this,e); });*/ } }; var centerAndZoom = BMap.Map.prototype.centerAndZoom; BMap.Map.prototype.centerAndZoom = function(){ var $this = this; centerAndZoom.apply(this,arguments); if(!$this.hasRegistMyTouch){ $this.on("onetouch",function(e){ //console.log(e); var event = document.createEvent("MouseEvent"); event.initEvent("fastclick",true,true); event.clientX = e.clientX; event.clientY = e.clientY; event.point = e.point; $this.dispatchEvent(event); var event = document.createEvent("MouseEvent"); event.initEvent("click",true,true); event.clientX = e.clientX; event.clientY = e.clientY; $this.dispatchEvent(event); }); $this.on("longtouch",function(e){ //console.log(e); var event = document.createEvent("TouchEvent"); event.initEvent("longclick",true,true); event.clientX = e.clientX; event.clientY = e.clientY; event.point = e.point; $this.dispatchEvent(event); }); $this.hasRegistMyTouch = true; } } var MesureEvents = { onetouch:function($this,evt,fn,data,option){ var ismoved; var time = null; var touchLocation = null; var maxTouchesCount = 0; var container = $this.getContainer(); var mask = container.querySelector("div.BMap_mask"); var panes = $this.getPanes(); $this.addEventListener("touchstart",function(e){ var temp = Math.max(maxTouchesCount,e.touches.length); if(temp==1) { var touch = e.changedTouches[0]; if(isAncestors(touch.target,[panes.floatPane,panes.markerMouseTarget,panes.markerPane],container)) return; maxTouchesCount = temp; touchLocation = { x:touch.clientX, y:touch.clientY }; time = new Date().getTime(); } }); $this.addEventListener("touchmove",function(e){ maxTouchesCount = Math.max(maxTouchesCount,e.touches.length); if(maxTouchesCount==1) { var touch = e.changedTouches[0]; if(isAncestors(touch.target,[panes.floatPane,panes.markerMouseTarget,panes.markerPane],container)) return; if(Math.abs(touchLocation.x-touch.clientX)>0 && Math.abs(touchLocation.y-touch.clientY)>0){ //解决部分手机对touchmove过分“敏感”的问题 ismoved = true; //console.log("touchmove---"); } else{ ismoved = false; } } }); $this.addEventListener("touchend",function(e){ var touches =e.touches.length; if(touches==0){ var touch = e.changedTouches[0]; if(isAncestors(touch.target,[panes.floatPane,panes.markerMouseTarget,panes.markerPane],container)) return; var temp = maxTouchesCount; var tempM = ismoved; ismoved= false; maxTouchesCount = 0; if(temp==1 && !tempM /*&& /BMap_mask/.test(e.srcElement.className)*/ && new Date().getTime()-time<500){ var event = document.createEvent("Event"); event.initEvent("onetouch",true,true); var touch = e.changedTouches[0]; event.clientX = touch.clientX; event.clientY = touch.clientY; event.point =calLngLat($this,event.clientX,event.clientY); mask.dispatchEvent(event,fn); } } }); }, longtouch:function($this,evt,fn,data,option){ var ismoved; var time = null; var timeout; var maxTouchesCount = 0; var touchLocation = null; var container = $this.getContainer(); var mask = container.querySelector("div.BMap_mask"); var panes = $this.getPanes(); $this.addEventListener("touchstart",function(e){ var temp = Math.max(maxTouchesCount,e.touches.length); if(temp==1) { var touch = e.changedTouches[0]; if(isAncestors(touch.target,[panes.floatPane,panes.markerMouseTarget,panes.markerPane],container)) return; maxTouchesCount = temp; touchLocation = { x:touch.clientX, y:touch.clientY }; time = new Date().getTime(); timeout = setTimeout(function(){ clearTimeout(timeout); timeout = null; longtouch(e); },750); } }); $this.addEventListener("touchmove",function(e){ maxTouchesCount = Math.max(maxTouchesCount,e.touches.length); if(maxTouchesCount==1) { var touch = e.changedTouches[0]; if(isAncestors(touch.target,[panes.floatPane,panes.markerMouseTarget,panes.markerPane],container)) return; //console.log("move:" +touch.clientX +"," + touch.clientY); if(Math.abs(touchLocation.x-touch.clientX)>=2 && Math.abs(touchLocation.y-touch.clientY)>2){ //解决部分手机对touchmove过分“敏感”的问题 ismoved = true; //console.log("touchmove---"); if(timeout){ clearTimeout(timeout); timeout = null; } } else{ ismoved = false; } } else{ if(timeout){ clearTimeout(timeout); timeout = null; } } }); function longtouch(e){ var temp = maxTouchesCount; var tempM = ismoved; ismoved= false; maxTouchesCount = 0; if(temp==1 && !tempM){ var event = document.createEvent("Event"); event.initEvent("longtouch",true,true); var touch = e.changedTouches[0]; event.clientX = touch.clientX; event.clientY = touch.clientY; event.point =calLngLat($this,event.clientX,event.clientY); $this.getContainer().querySelector("div.BMap_mask").dispatchEvent(event); } } $this.addEventListener("touchend",function(e){ var touches =e.touches.length; if(touches==0){ var touch = e.changedTouches[0]; if(isAncestors(touch.target,[panes.floatPane,panes.markerMouseTarget,panes.markerPane],container)) return; maxTouchesCount = 0; ismoved= false; } if(new Date().getTime()-time<1000){ if(timeout){ clearTimeout(timeout); timeout = null; } } }); } } function calLngLat($this,x,y){ var container = $this.getContainer(); var rect = container.getBoundingClientRect(); var y = y - rect.top; var x = x - rect.left; var bounds = $this.getBounds(); var lefTop = new BMap.Point(bounds.getSouthWest().lng,bounds.getNorthEast().lat); var lefTopPix = $this.pointToPixel(lefTop); var pix = new BMap.Pixel(lefTopPix.x + x,lefTopPix.y+y); var point = $this.pixelToPoint(pix); return point; } function inArray(obj,array){ for(x in array){ if(obj==array[x]) return true; } return false; } function extend(o1,o2){ if(o1 && o2){ for(x in o2){ if(o2.hasOwnProperty(x) && o2[x]!=undefined){ o1[x] = o2[x]; } } } } function isAncestors(element,nodes,root){ var p = element; while(p && p!=root){ if(inArray(p,nodes)){ return true; } p = p.parentElement; } return false; } })(BMap);