Android Open Source - android-mapviewballoons Tap Controlled Map View

• Back to UI/mapview  ↑

From Project

Back to project page android-mapviewballoons.

License

The source code is released under:

Apache License

Java Source Code

package com.readystatesoftware.maps;
//  www.j  a  va 2  s  .c om
import android.content.Context;
import android.util.AttributeSet;
import android.view.GestureDetector;
import android.view.GestureDetector.OnDoubleTapListener;
import android.view.GestureDetector.OnGestureListener;
import android.view.MotionEvent;

import com.google.android.maps.MapView;

public class TapControlledMapView extends MapView implements OnGestureListener {

    private GestureDetector gd;    
    private OnSingleTapListener singleTapListener;

  public TapControlledMapView(Context context, AttributeSet attrs) {
        super(context, attrs);
        setupGestures();
    }

    public TapControlledMapView(Context context, AttributeSet attrs, int defStyle) {
        super(context, attrs, defStyle);
        setupGestures();
    }

    public TapControlledMapView(Context context, String apiKey) {
        super(context, apiKey);
        setupGestures();
    }
    
    private void setupGestures() {
      gd = new GestureDetector(this);  
        
        //set the on Double tap listener  
        gd.setOnDoubleTapListener(new OnDoubleTapListener() {

      @Override
      public boolean onSingleTapConfirmed(MotionEvent e) {
        if (singleTapListener != null) {
          return singleTapListener.onSingleTap(e);
        } else {
          return false;
        }
      }

      @Override
      public boolean onDoubleTap(MotionEvent e) {
        TapControlledMapView.this.getController().zoomInFixing((int) e.getX(), (int) e.getY());
        return false;
      }

      @Override
      public boolean onDoubleTapEvent(MotionEvent e) {
        return false;
      }
          
        });
    }
    
  @Override
  public boolean onTouchEvent(MotionEvent ev) {
    if (this.gd.onTouchEvent(ev)) {
      return true;
    } else {
      return super.onTouchEvent(ev);
    }
  }
  
  public void setOnSingleTapListener(OnSingleTapListener singleTapListener) {
    this.singleTapListener = singleTapListener;
  }

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

  @Override
  public void onShowPress(MotionEvent e) {}

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

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

  @Override
  public void onLongPress(MotionEvent e) {}

  @Override
  public boolean onFling(MotionEvent e1, MotionEvent e2, float velocityX,
      float velocityY) {
    return false;
  }
    
}

Java Source Code List

• Back to UI/mapview  ↑