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/*
* Jesse Morgan <jesterpm@u.washington.edu>
*
* TCSS 305 - Autumn 2009
* Tetris Project
* 17 November 2009
*/
package tetris.gui;
import java.awt.Graphics;
import java.awt.Image;
import java.util.Observable;
import tetris.board.TetrisBoard;
import tetris.gui.images.ImageRes;
/**
* Panel that draws the tetris board.
*
* @author Jesse Morgan <jesterpm@u.washington.edu>
* @version 1.0 23 November 2009
*/
@SuppressWarnings("serial")
public class BoardUI extends TetrisPieceDisplay {
/**
* Flag to indicate game over.
*/
private boolean my_game_over;
/**
* Flag to indicate game paused.
*/
private boolean my_game_paused;
/**
* The Game Over graphic.
*/
private final Image my_gameover_graphic;
/**
* The Paused graphic.
*/
private final Image my_paused_graphic;
/**
* Constructor.
*
* @param the_width Number of columns.
* @param the_height Number of rows.
*
*/
public BoardUI(final int the_width, final int the_height) {
// Call parent
super(the_width, the_height);
my_game_over = false;
my_game_paused = false;
my_gameover_graphic = ImageRes.loadImage(ImageRes.GAME_OVER_LABEL);
my_paused_graphic = ImageRes.loadImage(ImageRes.PAUSED_LABEL);
}
/**
* Update the board.
*
* @param the_observable The tetris board we receive updates for.
* @param the_argument Unused argument.
*/
public void update(final Observable the_observable, final Object the_argument) {
if (the_observable instanceof TetrisBoard) {
final TetrisBoard tb = (TetrisBoard) the_observable;
my_bricks = tb.getTetrisBlocks();
my_game_over = tb.isGameOver();
my_game_paused = tb.isPaused();
repaint();
}
}
/**
* Paint Game Over or Paused if needed.
*
* @param the_graphics The Graphics to draw on (expected to be a Graphics2D).
*/
protected void paintComponent(final Graphics the_graphics) {
super.paintComponent(the_graphics);
if (my_game_over) {
the_graphics.drawImage(my_gameover_graphic,
0,
(getHeight() - my_gameover_graphic.getHeight(null)) / 2,
null);
} else if (my_game_paused) {
the_graphics.drawImage(my_paused_graphic,
0,
(getHeight() - my_paused_graphic.getHeight(null)) / 2,
null);
}
}
}
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