测试项目名称：TestSign

 

package test.sign;

 

import android.app.Activity;

import android.gesture.GestureOverlayView;

import android.gesture.GestureOverlayView.OnGestureListener;

import android.os.Bundle;

import android.util.Log;

import android.view.GestureDetector;

import android.view.MotionEvent;

 

public class TestSignActivity extends Activity implements OnGestureListener, android.view.GestureDetector.OnGestureListener {

private GestureDetector mGestureDetector;

 

    @Override

    public void onCreate(Bundle savedInstanceState) {

        super.onCreate(savedInstanceState);

        setContentView(R.layout.main);

        

        mGestureDetector = new GestureDetector(this);

    }

 

    public void onGesture(GestureOverlayView overlay, MotionEvent event) { }

public void onGestureCancelled(GestureOverlayView overlay, MotionEvent event) { }

public void onGestureEnded(GestureOverlayView overlay, MotionEvent event) { }

public void onGestureStarted(GestureOverlayView overlay, MotionEvent event) { }

public void onShowPress(MotionEvent e) { }

public void onLongPress(MotionEvent e) { }

public boolean onDown(MotionEvent e) { return false; }

public boolean onScroll(MotionEvent e1, MotionEvent e2, float distanceX, float distanceY) { return false; }

public boolean onSingleTapUp(MotionEvent e) { return false; }

 

@Override

public boolean onTouchEvent(MotionEvent event) { return mGestureDetector.onTouchEvent(event); }

 

public boolean onFling(MotionEvent e1, MotionEvent e2, float velocityX, float velocityY) {

float gapX = e1.getX()-e2.getX();

float gapY = e1.getY()-e2.getY();

 

if(gapY > 100) {

Log.i("fling", "it's going up now.");

return true;

}

if(gapY < - 100) {

Log.i("fling", "it's going down now.");

return true;

}

if(gapX > 100) {

Log.i("fling", "it's going left now.");

return true;

}

if(gapX < -100) {

Log.i("fling", "it's going right now.");

return true;

}

return false;

}

}