xyc
2025-02-21 664db98c9e8595ce4dd636a27f480e3a08b81ff5
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function touchHandler(event)
{
 
    var touches = event.changedTouches,
        first = touches[0],
        type = "";
         switch(event.type)
    {
        case "touchstart": type="mousedown"; break;
        case "touchmove":  type="mousemove"; break;
        case "touchend":   type="mouseup"; break;
        default: return;
    }
 
             //initMouseEvent(type, canBubble, cancelable, view, clickCount,
    //           screenX, screenY, clientX, clientY, ctrlKey,
    //           altKey, shiftKey, metaKey, button, relatedTarget);
 
    var simulatedEvent = document.createEvent("MouseEvent");
    simulatedEvent.initMouseEvent(type, true, true, window, 1,
                              first.screenX, first.screenY,
                              first.clientX, first.clientY, false,
                              false, false, false, 0/*left*/, null);
    if(touches.length < 2) {
      first.target.dispatchEvent(simulatedEvent);
      event.preventDefault();
    }
}