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JavaScript 拖拉缩放效果

 2010-09-14 13:27:46 来源:WEB开发网   
核心提示: //缩放程序//上Up:function(e){this.RepairY(this._sideDown-e.clientY,this._mxUpHeight);this.RepairTop();this.TurnDown(this.Down);},//下Down:function(e){t

//缩放程序

 //上
 Up:function(e){
  this.RepairY(this._sideDown-e.clientY,this._mxUpHeight);
  this.RepairTop();
  this.TurnDown(this.Down);
 },
 //下
 Down:function(e){
  this.RepairY(e.clientY-this._sideUp,this._mxDownHeight);
  this.TurnUp(this.Up);
 },
 //右
 Right:function(e){
  this.RepairX(e.clientX-this._sideLeft,this._mxRightWidth);
  this.TurnLeft(this.Left);
 },
 //左
 Left:function(e){
  this.RepairX(this._sideRight-e.clientX,this._mxLeftWidth);
  this.RepairLeft();
  this.TurnRight(this.Right);
 },
 //右下
 RightDown:function(e){
  this.RepairAngle(
    e.clientX-this._sideLeft,this._mxRightWidth,
    e.clientY-this._sideUp,this._mxDownHeight
  );
  this.TurnLeft(this.LeftDown)||this.TurnUp(this.RightUp);
 },
 //右上
 RightUp:function(e){
  this.RepairAngle(
    e.clientX-this._sideLeft,this._mxRightWidth,
    this._sideDown-e.clientY,this._mxUpHeight
  );
  this.RepairTop();
  this.TurnLeft(this.LeftUp)||this.TurnDown(this.RightDown);
 },
 //左下
 LeftDown:function(e){
  this.RepairAngle(
    this._sideRight-e.clientX,this._mxLeftWidth,
    e.clientY-this._sideUp,this._mxDownHeight
  );
  this.RepairLeft();
  this.TurnRight(this.RightDown)||this.TurnUp(this.LeftUp);
 },
 //左上
 LeftUp:function(e){
  this.RepairAngle(
    this._sideRight-e.clientX,this._mxLeftWidth,
    this._sideDown-e.clientY,this._mxUpHeight
  );
  this.RepairTop();this.RepairLeft();
  this.TurnRight(this.RightUp)||this.TurnDown(this.LeftDown);
 },

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Tags:JavaScript 拖拉 缩放

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