Android Open Source - TIMLiveWallpaper Illusive Wallpaper Service

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From Project

Back to project page TIMLiveWallpaper.

License

The source code is released under:

GNU General Public License

Java Source Code

package com.mandeepshergill.illusivesunlivewallpaper;
//ww  w.j ava2 s .co  m
import java.util.ArrayList;
import java.util.List;

import android.content.Context;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.graphics.Color;
import android.graphics.Canvas;
import android.graphics.Paint;
import android.graphics.Point;
import android.os.Handler;
import android.service.wallpaper.WallpaperService;
import android.view.Display;
import android.view.MotionEvent;
import android.view.SurfaceHolder;
import android.view.WindowManager;

// http://www.vogella.com/tutorials/AndroidLiveWallpaper/article.html
public class IllusiveWallpaperService extends WallpaperService {

  @Override
  public Engine onCreateEngine() {
    return new wallEngine();
  }
  
  private class wallEngine extends Engine {
    private final Handler handler = new Handler();
    private final Runnable drawRun = new Runnable() {
      @Override
      public void run() {
        draw();
      }
    };
    
    //private List<MyPoint> circles;
    private Paint paint = new Paint();
    //private int width;
    //int height;
    private boolean visible = true;
    //private int maxNum;
    //private boolean touchOn;
    private Bitmap backdrop;
    
    public wallEngine() {
      WindowManager wm = (WindowManager) getBaseContext().getSystemService(Context.WINDOW_SERVICE);
      Display display = wm.getDefaultDisplay();
      Point size = new Point();
      display.getSize(size); 
      
      backdrop = BitmapFactory.decodeResource(getResources(), R.drawable.illusive);
      backdrop = Bitmap.createScaledBitmap(backdrop, (backdrop.getWidth()/3), (backdrop.getHeight()/2), true);
      //maxNum = 20;
      //touchOn = true;
      //circles = new ArrayList<MyPoint>();
      paint.setAntiAlias(true);
      paint.setFilterBitmap(true);
      //paint.setColor(Color.RED);
      //paint.setStyle(Paint.Style.STROKE);
      //paint.setStrokeJoin(Paint.Join.ROUND);
      //paint.setStrokeWidth(10f);
      handler.post(drawRun);
    }
    
    @Override
    public void onVisibilityChanged(boolean visibile) {
      this.visible = visibile;
      if (visibile) {
        handler.post(drawRun);
      } else {
        handler.removeCallbacks(drawRun);
      }
    }
  
    @Override
    public void onSurfaceDestroyed(SurfaceHolder holder) {
      super.onSurfaceDestroyed(holder);
      this.visible = false;
      handler.removeCallbacks(drawRun);
    }
    
//    @Override 
//    public void onSurfaceChanged(SurfaceHolder holder, int format, int width, int height) {
//      this.width = width;
//      this.height = height;
//      super.onSurfaceChanged(holder, format, width, height);
//    }
    
//    @Override
//    public void onTouchEvent(MotionEvent event) {
//      if (touchOn) {
//        //float x = event.getX();
//        //float y = event.getY();
//        SurfaceHolder holder = getSurfaceHolder();
//        Canvas canvas = null;
//        try {
//          canvas = holder.lockCanvas();
//          //if (canvas != null) {
//            //canvas.drawColor(Color.GREEN);
//            //circles.clear();
//            //circles.add(new MyPoint(String.valueOf(circles.size() + 1), x, y));
//            //drawCircles(canvas, circles);
//          //}
//        } finally {
//          if (canvas != null)
//            holder.unlockCanvasAndPost(canvas);
//          }
//          super.onTouchEvent(event);
//        }
//      }
    
    private void draw() {
      SurfaceHolder holder = getSurfaceHolder();
      Canvas canvas = null;
      try {
        canvas = holder.lockCanvas();
        if (canvas != null) {
          canvas.drawBitmap(backdrop, 0, 0, paint);
          //if (circles.size() >= maxNum) {
          //  circles.clear();
          //}
          //int x = (int) (width * Math.random());
          //int y = (int) (height * Math.random());
          //circles.add(new MyPoint(String.valueOf(circles.size()+1), x, y));
          //drawCircles(canvas, circles);
        }
      } finally {
        if (canvas != null) 
          holder.unlockCanvasAndPost(canvas);
      }
      handler.removeCallbacks(drawRun);
      if (visible) {
        handler.postDelayed(drawRun, 5000);
      }
    }
    
//    private void drawCircles(Canvas canvas, List<MyPoint> circles) {
//      canvas.drawBitmap(backdrop, 0, 0, null);
//      //for (MyPoint point:circles) {
//      //  canvas.drawCircle(point.x, point.y, 20.0f, paint);
//      //}
//    }
  
  }

}

Java Source Code List

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