Android Open Source - Marble-Run Goal Compass

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Back to project page Marble-Run.

License

The source code is released under:

Apache License

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Java Source Code

package nttu.edu.hud;
//from w  w  w  .ja  v a2s.c o m
import nttu.edu.entity.Hole;
import nttu.edu.entity.Terrain;
import nttu.edu.graphics.RenderView;
import android.graphics.Color;
import android.graphics.Paint;
import android.graphics.Paint.Style;

public class GoalCompass extends Compass {
  public Terrain target;
  
  public GoalCompass(Hole h) {
    super();
    setTarget(h);
  }
  
  @Override
  public void tick() {
    if (bitmap != null) {
      angle = (float) Math.toDegrees(Math.atan2(target.y - RenderView.cameraY, target.x - RenderView.cameraX)) + 90f;
      //TODO: Fix this.
      matrix.setScale(0.75f, 1.5f);
      matrix.postTranslate(-(bitmap.getWidth() / 2f), 0f);
      matrix.postRotate(angle);
      matrix.postTranslate(position[0], position[1]);
    }
  }
  
  public void setTarget(Hole t) {
    target = t;
    paint = new Paint();
    paint.setColor(Color.BLACK);
    paint.setStyle(Style.FILL);
  }
}

Java Source Code List