Android Open Source - GameWorker Scene

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Back to project page GameWorker.

License

The source code is released under:

Apache License

Java Source Code

package com.al.gameengine;
/*  w w  w  . j  a v a 2s .  c o  m*/
import java.util.LinkedList;

import android.graphics.Bitmap;
import android.graphics.Canvas;

/**
 * This class will be used for the back display of each view.
 * @author AL
 *
 */
public class Scene
{
    LinkedList<Bitmap> imgList;
    private Position position;
    private int bgEndMoveX;
    private int bgStartMoveX;

    public Scene()
    {
  imgList = new LinkedList<Bitmap>();
    }

    public Scene(Position pos)
    {
  this.position = pos;
    }

    public void render(Canvas canvas)
    {
  bgEndMoveX--;

  // decrement the near background
  bgStartMoveX = bgStartMoveX - 4;

  for(Bitmap bitmap: imgList)
  {
      // calculate the wrap factor for matching image draw
      int newEndX = bitmap.getWidth() - (-bgEndMoveX);


      // if we have scrolled all the way, reset to start
      if (newEndX <= 0) {
    bgEndMoveX = 0;
    // only need one draw
    canvas.drawBitmap(bitmap, bgEndMoveX, 0, null);

      } else {
    // need to draw original and wrap
    canvas.drawBitmap(bitmap, bgEndMoveX, 0, null);
    canvas.drawBitmap(bitmap, newEndX, 0, null);
      }
  }
    }

    public void add(Bitmap bitmap)
    {
  imgList.add(bitmap);
    }
}

Java Source Code List

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