Android Open Source - Look Image2 D

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License

The source code is released under:

====================== LOOK! LICENSING TERMS ====================== look! is licensed under the BSD 3-Clause (also known as "BSD New" or "BSD Simplified"), as follows: Copyright (c) 2010-2012, Look...

Java Source Code

/**
*-----------------------------------------------------------------------------
* Copyright (c) 2012, Look! Development Team
* All rights reserved./*from  ww  w . j av  a2  s .com*/
*
* Distributed under the terms of the BSD Simplified License.
*
* The full license is in the LICENSE file, distributed with this software.
*-----------------------------------------------------------------------------
*/
package es.ucm.look.ar.ar2D.drawables;

import java.util.ArrayList;
import java.util.List;

import android.graphics.Bitmap;
import android.graphics.Canvas;
import android.graphics.Paint;
import android.graphics.Rect;
import es.ucm.look.ar.ar2D.Drawable2D;

public class Image2D implements Drawable2D {

  private List<Bitmap> bitmaps;

  private int timePerFrame = 0;

  private int currentFrame = 0;

  private int elapsedTime = 0;

  private Rect dst;

  private boolean loop;

  public Image2D(Bitmap bitmap, int width, int height) {
    this.bitmaps = new ArrayList<Bitmap>();
    bitmaps.add(bitmap);
    dst = new Rect();
    dst.left = -width / 2;
    dst.right = width / 2;
    dst.top = -height / 2;
    dst.bottom = height / 2;
  }

  public Image2D(Bitmap bitmap) {
    this(bitmap, bitmap.getWidth(), bitmap.getHeight());
  }

  public Image2D(List<Bitmap> bitmaps, int timePerFrame, boolean loop) {
    this.bitmaps = bitmaps;
    this.timePerFrame = timePerFrame;
    dst = new Rect();
    int width = bitmaps.get(0).getWidth();
    int height = bitmaps.get(0).getHeight();
    dst.left = -width / 2;
    dst.right = width / 2;
    dst.top = -height / 2;
    dst.bottom = height / 2;
    this.loop = loop;
  }

  @Override
  public void draw(Canvas c) {
    Bitmap bitmap = bitmaps.get(currentFrame);
    c.drawBitmap(bitmap, null, dst, new Paint());
  }

  @Override
  public void update(long elapsed) {
    elapsedTime += elapsed;
    while (elapsedTime >= timePerFrame) {
      currentFrame++;
      elapsedTime -= timePerFrame;
    }
    if ( loop ){
      if ( currentFrame >= bitmaps.size() ){
        currentFrame = bitmaps.size() - 1;
      }
    }
    else
      currentFrame = currentFrame % bitmaps.size();

  }

  @Override
  public void drawTouchableArea(Canvas c, Paint p) {
    c.drawRect(dst, p);

  }

}

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