IOS Android Ipad 多点触摸通用js 库(3)

p>break;

p>case "touchmove":

p>var str = "";

p>event.preventDefault();

p>var currentTime = event.timeStamp;

p>if (startTime !== 0 && currentTime - startTime > minTime) {

p>EX = event.changedTouches[0].clientX;

p>EY = event.changedTouches[0].clientY;

p>try {

p>EX1 = event.touches[1].clientX;

p>EY1 = event.touches[1].clientY;

p>}

p>catch (err) { }

p>CallBackTouchEnd();

p>}

p>break;

p>}

p>}

p> 

p>function CallBackTouchEnd() {

p>startTime = 0;

p>startX = 0;

p>var mTouchType;

p>var mValue;

p> 

p>if ((SX1 !== 0) && (SY1 !== 0) && (EX1 !== 0) && (EY1 !== 0)) {

p>mTouchType = TouchType.Zoom;

p>mValue = Scaling(SX, SY, EX, EY, SX1, SY1, EX1, EY1);

p>}

p>else {

p>var DiffY = Math.abs(EY - SY);

p>var DiffX = Math.abs(EX - SX);

p>if (DiffY >= DiffX) {

p>mValue = DiffY;

p>if (EY >= SY)

p>mTouchType = TouchType.Down;

p>else

p>mTouchType = TouchType.Up;

p>}

p>else {

p>mValue = DiffX;

p>if (EX >= SX)

p>mTouchType = TouchType.Right;

p>else

p>mTouchType = TouchType.Left; 

p>}

p>}

p> 

p>if (this.isLog) {

p>output.innerHTML += "开始：" + SX + ":" + SY + "\n";

p>output.innerHTML += "结束：" + EX + ":" + EY + "\n";

p>switch(mTouchType)

p>{

p>case TouchType.Up:

p>output.innerHTML += "向上移动了：" + mValue + "\n";

p>break;

p>case TouchType.Down:

p>output.innerHTML += "向下移动了：" + mValue + "\n";

p>break;

p>case TouchType.Left:

p>output.innerHTML += "向左移动了：" + mValue + "\n";

p>break;

p>case TouchType.Right:

p>output.innerHTML += "向右移动了：" + mValue + "\n";

p>break;

p>case TouchType.Zoom:

p>output.innerHTML += "开始1：" + SX1 + ":" + SY1 + "\n";

p>output.innerHTML += "结束1：" + EX1 + ":" + EY1 + "\n";

p>output.innerHTML += "缩放比例是：" + mValue + "\n";

p>break;

p>default:

p>break;

p>}

p>}

p> 

p>CallBack(SX, SY, EX, EY, SX1, SY1, EX1, EY1, mTouchType, mValue);

p>SX = 0; SY = 0; EX = 0; EY = 0;

p>SX1 = 0; SY1 = 0; EX1 = 0; EY1 = 0;

p>}

p> 

p>document.getElementById(TouchObjId).addEventListener("touchstart", handleTouchEvent, false);

p>document.getElementById(TouchObjId).addEventListener("touchmove", handleTouchEvent, false);

p>document.getElementById(TouchObjId).addEventListener("touchend", handleTouchEvent, false);

p>}

p>