as3 判斷滑鼠移動方向

標籤：mouse   ash   list   listener   方向   trace   滑鼠   highlight   new   

import flash.events.MouseEvent;var odx:Number=mouseX;var ody:Number=mouseY;stage.addEventListener(MouseEvent.MOUSE_DOWN,onMouseDown_func)stage.addEventListener(MouseEvent.MOUSE_UP, onMouseUp_func); function onMouseDown_func(_evt:MouseEvent):void{    stage.addEventListener(MouseEvent.MOUSE_MOVE, onMove);} function onMouseUp_func(_evt:MouseEvent):void{    stage.removeEventListener(MouseEvent.MOUSE_MOVE, onMove);} function onMove(e:MouseEvent):void{    var newx:Number=mouseX;    var newy:Number=mouseY;    if(newx>odx)trace("滑鼠在右移")else trace("滑鼠在左移")    if(newy>ody)trace("滑鼠在下移")else trace("滑鼠在上移")        odx=newx;    ody=newy;}

　　

as3 判斷滑鼠移動方向