package edu.gatech.cs2335.lemmings.gui;

import java.awt.Point;
import java.awt.Rectangle;
import java.awt.Graphics;

/**
 * Class LLeafComponent: This is the opposite of a container. That is,
 * there can be no children for this component.
 *
 * <PRE>
 * Revision History:
 *     v1.0 (Mar. 13, 2004) - Created the LLeafComponent class
 * </PRE>
 *
 * @author <A HREF="mailto:gtg308i@mail.gatech.edu">Vladimir Urazov</A>
 * @version Version 1.0, Mar. 13, 2004
 */
public abstract class LLeafComponent extends LComponent {

  /**
   * Creates a new <code>LLeafComponent</code> instance.
   */
  public LLeafComponent() {
    super();
  }

  /**
   * Moves the component by the offsets specified by the components of
   * the point.
   *
   * @param offset a <code>Point</code> value
   */
  public final void move(Point offset) {
    Rectangle r = getBounds();

    r.x += offset.x;
    r.y += offset.y;

    /*
    Point p = new Point(getBounds().x, getBounds().y);

    p.x += offset.x;
    p.y += offset.y;

    this.setPosition(p);
    */
  }

  /**
   * Marks the component dirty.
   */
  public final void makeDirty() {
    setDirty(true);
  }

  /**
   * Calls paint on self and then all the children in z order.
   *
   * @param g a <code>Graphics</code> value
   * @return a <code>boolean</code> value
   */
  public final boolean renderAll(Graphics g) {
    if (!isShown()) {
      //I am invisible. No go.
      return false;
    }

    /*
    if (!this.isComponentDirty()) {
      //Not dirtty. No need to rerender:
      return true;
    }
    */

    this.setDirty(false);

    //Paint self:
    if (!this.paint(g)) {
      //Could not paint self:
      return false;
    }

    return true;
  }
}