Android Open Source - collage-lwp Five Images Collage

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License

The source code is released under:
Apache License
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Java Source Code

package pohkahkong.livewallpaper.collage;
/*from ww  w.j  a  va  2  s  .c o  m*/
import pohkahkong.livewallpaper.collage.CollageWallpaperService.CollageWallpaperEngine;
import android.graphics.Canvas;

/**
 * 
 * @author Poh Kah Kong
 *
 */
public class FiveImagesCollage extends Collage {
  public FiveImagesCollage(CollageWallpaperEngine wallpaperEngine, ImageDevice imageDevice, int width, int height, int statusBarHeight, 
                boolean hasBorder, int borderColour, Border borderThickness, float initialScaleFactor, boolean isLockTransformation) {
    super(wallpaperEngine, imageDevice, width, height, statusBarHeight, hasBorder, borderColour, borderThickness, initialScaleFactor, isLockTransformation);        
    // TODO Auto-generated constructor stub
    imageDevice.loadFiveImagesCollage(this, portraitWidth-border*2, portraitHeight-border*2, landscapeWidth-border*2, landscapeHeight-border*2);
    type = (int)(Math.random()*4.0);
  }

  @Override
  protected void initDimension() {
    // TODO Auto-generated method stub
    // portrait
    portraitWidth = width/2;
    portraitHeight = height/2;
    
    // landscape
    if (isPortraitOrientation) {
      landscapeWidth = width/2; 
      landscapeHeight = height/4;
    } else {
      landscapeWidth = width/4; 
      landscapeHeight = height/2;
    }
  }

  @Override
  public void draw(Canvas canvas) {
    // TODO Auto-generated method stub    
    super.draw(canvas);
    switch (type) {
      case 0: topLeft(canvas);
          break;
      case 1: topRight(canvas);
          break;
      case 2: bottomLeft(canvas);
          break;
      case 3: bottomRight(canvas);
          break;
    }    
  }
  
  private void topLeft(Canvas canvas) {
    // portrait
    if (images[0]!=null) canvas.drawBitmap(images[0], portraitWidth+border, statusBarHeight+border, paint);
    if (images[1]!=null) canvas.drawBitmap(images[1], border, statusBarHeight+portraitHeight+border, paint);
    if (images[2]!=null) canvas.drawBitmap(images[2], portraitWidth+border, statusBarHeight+portraitHeight+border, paint);
    
    // landscape
    if (isPortraitOrientation) {
      if (images[3]!=null) canvas.drawBitmap(images[3], border, statusBarHeight+border, paint);
      if (images[4]!=null) canvas.drawBitmap(images[4], border, statusBarHeight+landscapeHeight+border, paint);
    } else {    
      if (images[3]!=null) canvas.drawBitmap(images[3], statusBarHeight+border, border, paint);
      if (images[4]!=null) canvas.drawBitmap(images[4], statusBarHeight+landscapeWidth+border, border, paint);
    }
  }
  
  private void topRight(Canvas canvas) {
    // portrait
    if (images[0]!=null) canvas.drawBitmap(images[0], border, statusBarHeight+border, paint);
    if (images[1]!=null) canvas.drawBitmap(images[1], border, statusBarHeight+portraitHeight+border, paint);
    if (images[2]!=null) canvas.drawBitmap(images[2], portraitWidth+border, statusBarHeight+portraitHeight+border, paint);
        
    // landscape
    if (isPortraitOrientation) {
      if (images[3]!=null) canvas.drawBitmap(images[3], landscapeWidth+border, statusBarHeight+border, paint);
      if (images[4]!=null) canvas.drawBitmap(images[4], landscapeWidth+border, statusBarHeight+landscapeHeight+border, paint);
    } else {
      if (images[3]!=null) canvas.drawBitmap(images[3], portraitWidth+border, statusBarHeight+border, paint);
      if (images[4]!=null) canvas.drawBitmap(images[4], portraitWidth+landscapeWidth+border, statusBarHeight+border, paint);      
    }
  }    

  private void bottomLeft(Canvas canvas) {
    // portrait
    if (images[0]!=null) canvas.drawBitmap(images[0], border, statusBarHeight+border, paint);
    if (images[1]!=null) canvas.drawBitmap(images[1], portraitWidth+border, statusBarHeight+border, paint);
    if (images[2]!=null) canvas.drawBitmap(images[2], portraitWidth+border, statusBarHeight+portraitHeight+border, paint);
    
    // landscape
    if (isPortraitOrientation) {
      if (images[3]!=null) canvas.drawBitmap(images[3], border, statusBarHeight+portraitHeight+border, paint);
      if (images[4]!=null) canvas.drawBitmap(images[4], border, statusBarHeight+portraitHeight+landscapeHeight+border, paint);
    } else {
      if (images[3]!=null) canvas.drawBitmap(images[3], border, statusBarHeight+portraitHeight+border, paint);
      if (images[4]!=null) canvas.drawBitmap(images[4], landscapeWidth+border, statusBarHeight+portraitHeight+border, paint);      
    }
  }
  
  private void bottomRight(Canvas canvas) {
    // portrait
    if (images[0]!=null) canvas.drawBitmap(images[0], border, statusBarHeight+border, paint);
    if (images[1]!=null) canvas.drawBitmap(images[1], portraitWidth+border, statusBarHeight+border, paint);
    if (images[2]!=null) canvas.drawBitmap(images[2], border, statusBarHeight+portraitHeight+border, paint);
    
    // landscape
    if (isPortraitOrientation) {
      if (images[3]!=null) canvas.drawBitmap(images[3], landscapeWidth+border, statusBarHeight+portraitHeight+border, paint);
      if (images[4]!=null) canvas.drawBitmap(images[4], landscapeWidth+border, statusBarHeight+portraitHeight+landscapeHeight+border, paint);
    } else {
      if (images[3]!=null) canvas.drawBitmap(images[3], portraitWidth+border, statusBarHeight+portraitHeight+border, paint);
      if (images[4]!=null) canvas.drawBitmap(images[4], portraitWidth+landscapeWidth+border, statusBarHeight+portraitHeight+border, paint);      
    }
  }  
}
Java Source Code List
