android 代码实现模拟用户点击、滑动等操作

/**
 * 模拟用户点击
 *
 * @param view 要触发操作的view
 * @param x    相对于要操作view的左上角x轴偏移量
 * @param y    相对于要操作view的左上角y轴偏移量
 */
private static void analogUserClick(View view, float x, float y) {
  if (view == null) {
    return;
  }
  LogUtil.e(TAG_POINT, "正在模拟点击操作：p->" + x + "," + y);
  long downTime = SystemClock.uptimeMillis();//模拟按下去的时间

  long eventTime = downTime;//事件发生时间

  MotionEvent downEvent = MotionEvent.obtain(downTime, eventTime,
      ACTION_DOWN, x, y, 0);
  view.onTouchEvent(downEvent);

  eventTime = eventTime + 90;//离开屏幕时间

  MotionEvent upEvent = MotionEvent.obtain(downTime, eventTime,
      MotionEvent.ACTION_UP, x, y, 0);
  view.onTouchEvent(upEvent);

  //回收事件
  downEvent.recycle();
  upEvent.recycle();
}

/**
 * 模拟用户滑动操作
 *
 * @param view 要触发操作的view
 * @param type 模拟操作类型：均匀滑动、快速滑动
 * @param p1x  滑动的起始点x坐标
 * @param p1y  滑动的起始点y坐标
 * @param p2x  滑动的终点x坐标
 * @param p2y  滑动的终点y坐标
 */
private static void analogUserScroll(View view, final int type, final float p1x, final float p1y, final float p2x, final float p2y) {
  LogUtil.e(TAG_POINT, "正在模拟滑屏操作：p1->" + p1x + "," + p1y + ";p2->" + p2x + "," + p2y);
  if (view == null) {
    return;
  }
  long downTime = SystemClock.uptimeMillis();//模拟按下去的时间

  long eventTime = downTime;

  float pX = p1x;
  float pY = p1y;
  int speed = 0;//快速滑动
  float touchTime = 116;//模拟滑动时发生的触摸事件次数

  //平均每次事件要移动的距离
  float perX = (p2x - p1x) / touchTime;
  float perY = (p2y - p1y) / touchTime;

  boolean isReversal = perX < 0 || perY < 0;//判断是否反向：手指从下往上滑动，或者手指从右往左滑动
  boolean isHandY = Math.abs(perY) > Math.abs(perX);//判断是左右滑动还是上下滑动

  if (type == USER_TOUCH_TYPE_1) {//加速滑动
    touchTime = 10;//如果是快速滑动，则发生的触摸事件比均匀滑动更少
    speed = isReversal ? -20 : 20;//反向移动则坐标每次递减
  }

  //模拟用户按下
  MotionEvent downEvent = MotionEvent.obtain(downTime, eventTime,
      ACTION_DOWN, pX, pY, 0);
  view.onTouchEvent(downEvent);

  //模拟移动过程中的事件
  List<MotionEvent> moveEvents = new ArrayList<>();
  boolean isSkip = false;
  for (int i = 0; i < touchTime; i++) {

    pX += (perX + speed);
    pY += (perY + speed);
    if ((isReversal && pX < p2x) || (!isReversal && pX > p2x)) {
      pX = p2x;
      isSkip = !isHandY;
    }

    if ((isReversal && pY < p2y) || (!isReversal && pY > p2y)) {
      pY = p2y;
      isSkip = isHandY;
    }
    eventTime += 20.0f;//事件发生的时间要不断递增
    MotionEvent moveEvent = getMoveEvent(downTime, eventTime, pX, pY);
    moveEvents.add(moveEvent);
    view.onTouchEvent(moveEvent);
    if (type == USER_TOUCH_TYPE_1) {//加速滑动
      speed += (isReversal ? -70 : 70);
    }
    if (isSkip) {
      break;
    }
  }

  //模拟手指离开屏幕
  MotionEvent upEvent = MotionEvent.obtain(downTime, eventTime,
      MotionEvent.ACTION_UP, pX, pY, 0);
  view.onTouchEvent(upEvent);

  //回收触摸事件
  downEvent.recycle();
  for (int i = 0; i < moveEvents.size(); i++) {
    moveEvents.get(i).recycle();
  }
  upEvent.recycle();
}

private static MotionEvent getMoveEvent(long downTime, long evntTime, float x, float y) {

　　return MotionEvent.obtain(downTime, evntTime,

　　MotionEvent.ACTION_MOVE, x, y, 0);

}

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android 代码实现模拟用户点击、滑动等操作

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