Android Open Source - Marble-Run Connector

From Project

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.entity;
//from  w w  w.  j a va2s.co m
import nttu.edu.ball.Ball;
import nttu.edu.ball.Marble;
import nttu.edu.graphics.Art;
import nttu.edu.graphics.RenderView;
import nttu.edu.level.Stage;
import android.graphics.Canvas;

public class Connector extends Path {
  //Connects intersecting Pipes together.
  public final float radius;
  
  public Connector(float x, float y, float z) {
    super.setPlacement(x, y, z);
    srcRect.set(40, 8, 48, 16);
    radius = 8 * PIPE_SIZE * RenderView.AspectRatio;
  }
  
  @Override
  public void tick(Stage s) {
    place();
    checkCollision(s.cue);
    for (Marble m : s.marbles)
      checkCollision(m);
  }
  
  private void checkCollision(Ball b) {
    if (b.position[0] >= dstRect.left && b.position[0] <= dstRect.right && b.position[1] >= dstRect.top && b.position[1] <= dstRect.bottom) {
      b.setConnector(this);
    }
    else if (b.getConnector() != null && b.getConnector() == this) {
      b.setConnector(null);
    }
  }
  
  @Override
  public void render(Canvas c, float centerX, float centerY) {
    if (bitmap != null) {
      float xOffset = position[0] - RenderView.cameraX + centerX;
      float yOffset = position[1] - RenderView.cameraY + centerY;
      if (RenderView.bounds.contains(xOffset, yOffset)) {
        move(xOffset, yOffset);
        c.drawBitmap(bitmap, srcRect, dstRect, null);
      }
    }
    else
      bitmap = Art.sprites;
  }
  
  private void move(float f, float g) {
    if (bitmap != null) {
      dstRect.set(f - radius, g - radius, f + radius, g + radius);
    }
  }
  
  @Override
  public void place() {
    float r = this.radius + 8f;
    dstRect.set(position[0] - r, position[1] - r, position[0] + r, position[1] + r);
  }
}

Java Source Code List