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Diffstat (limited to 'src/tetris/gui/TetrisGUI.java')
| -rw-r--r-- | src/tetris/gui/TetrisGUI.java | 252 |
1 files changed, 252 insertions, 0 deletions
diff --git a/src/tetris/gui/TetrisGUI.java b/src/tetris/gui/TetrisGUI.java new file mode 100644 index 0000000..fd463a8 --- /dev/null +++ b/src/tetris/gui/TetrisGUI.java @@ -0,0 +1,252 @@ +/* + * Jesse Morgan <jesterpm@u.washington.edu> + * + * TCSS 305 - Autumn 2009 + * Tetris Project + * 17 November 2009 + */ + +package tetris.gui; + +import java.awt.BorderLayout; +import java.awt.Dimension; +import java.awt.event.ActionEvent; +import java.awt.event.ActionListener; +import java.awt.event.WindowAdapter; +import java.awt.event.WindowEvent; +import java.util.Observable; +import java.util.Observer; + +import javax.swing.JFrame; +import javax.swing.JPanel; +import javax.swing.Timer; + +import tetris.audio.TetrisSounds; +import tetris.board.TetrisBoard; +import tetris.board.TetrisBoardEvent; +import tetris.gui.events.TetrisKeyListener; +import tetris.gui.images.ImageRes; + +/** + * Tetris UI Main Frame. + * + * @author Jesse Morgan <jesterpm@u.washington.edu> + * @version 1.0 23 November 2009 + */ +@SuppressWarnings("serial") +public class TetrisGUI extends JFrame implements Observer { + /** + * UI Padding at the top of the frame. + */ + private static final int NORTH_PADDING = 100; + + /** + * UI Padding on the west side of the frame. + */ + private static final int WEST_PADDING = 75; + + /** + * The TetrisBoard we're playing on. + */ + private final TetrisBoard my_board; + + /** + * The gameplay timer. + */ + private Timer my_timer; + + /** + * Stores the background image panel. + */ + private final ImagePanel my_background_panel; + + /** + * Constructor for the tetris UI. + */ + public TetrisGUI() { + super("TCSS 305 Tetris"); + + // Setup Global UI Elements + my_background_panel = new ImagePanel(ImageRes.loadImage(ImageRes.GAME_BACKGROUND)); + add(my_background_panel); + + // Create the board. + my_board = new TetrisBoard(TetrisBoard.STANDARD_BOARD_WIDTH, + TetrisBoard.STANDARD_BOARD_HEIGHT); + + // We Observe the Board. + my_board.addObserver(this); + + // Add a board UI + final BoardUI board_ui = new BoardUI(TetrisBoard.STANDARD_BOARD_WIDTH, + TetrisBoard.STANDARD_BOARD_HEIGHT); + my_background_panel.add(board_ui, BorderLayout.CENTER); + + my_board.addObserver(board_ui); + + // Add an InfoPanel + final InfoPanel info = new InfoPanel(my_board); + my_background_panel.add(info, BorderLayout.EAST); + + // Create a tetris sound player + final TetrisSounds ts = new TetrisSounds(); + my_board.addObserver(ts); + + setupFrame(); + setupUIPadding(); + setupListeners(); + } + + /** + * Start the game. + */ + public void start() { + my_board.setPaused(false); + my_timer.start(); + } + + /** + * Pause the game. + */ + public void pause() { + my_board.setPaused(true); + my_timer.stop(); + } + + /** + * Update the level and score. + * + * @param the_observable Should be an instance of TetrisBoard + * @param the_arg Unused by this method. + */ + public void update(final Observable the_observable, final Object the_arg) { + if (the_observable instanceof TetrisBoard) { + final TetrisBoard tb = (TetrisBoard) the_observable; + final TetrisBoardEvent event = (TetrisBoardEvent) the_arg; + + switch (event.getType()) { + case NEW_GAME: + my_background_panel.setBackgroundImage(ImageRes.loadImage(ImageRes.GAME_BACKGROUND)); + repaint(); + start(); + // Purposefully falling through.... + + case SCORE_CHANGED: + my_timer.setDelay(tb.getSpeed()); + break; + + case GAME_OVER: + my_background_panel.setBackgroundImage(ImageRes. + loadImage(ImageRes.GAMEOVER_BACKGROUND)); + repaint(); + break; + + default: + } + } + } + + /** + * Game Entry Point. + * + * @param the_args Unused command line arguments. + */ + public static void main(final String[] the_args) { + final TetrisGUI ui = new TetrisGUI(); + + ui.setVisible(true); + } + + /** + * Helper method to setup various frame attributes. + */ + private void setupFrame() { + // Set frame attributes + setSize(my_background_panel.getPreferredSize()); + setResizable(false); + setDefaultCloseOperation(EXIT_ON_CLOSE); + } + + /** + * Helper method to setup the padding on the UI. + */ + private void setupUIPadding() { + // North Side + final JPanel north_panel = new JPanel(); + north_panel.setOpaque(false); + north_panel.setPreferredSize(new Dimension(0, NORTH_PADDING)); + + // West Side + final JPanel west_panel = new JPanel(); + west_panel.setOpaque(false); + west_panel.setPreferredSize(new Dimension(WEST_PADDING, 0)); + + my_background_panel.add(north_panel, BorderLayout.NORTH); + my_background_panel.add(west_panel, BorderLayout.WEST); + } + + /** + * Helper methods to setup event listeners. + */ + private void setupListeners() { + // Add Key Listener + addKeyListener(new TetrisKeyListener(my_board)); + + // Add Window Listener + addWindowListener(new TetrisWindowListener()); + + // Add a timer + my_timer = new Timer(my_board.getSpeed(), new ActionListener() { + public void actionPerformed(final ActionEvent the_event) { + my_board.progressBoard(); + } + }); + } + + /** + * Starts and stops the timer based off of WindowEvents. + * + * @author Jesse Morgan <jesterpm@u.washington.edu> + * @version 1.0 1 Dec 2009 + */ + private class TetrisWindowListener extends WindowAdapter { + /** + * Flag to store if we lost focus. + */ + private boolean my_lost_focus_flag; + + /** + * Create the TetrisWindowListener. + */ + public TetrisWindowListener() { + super(); + my_lost_focus_flag = false; + } + + @Override + public void windowActivated(final WindowEvent the_event) { + super.windowActivated(the_event); + if (my_lost_focus_flag && my_board.isPaused()) { + start(); + my_lost_focus_flag = false; + } + } + + @Override + public void windowClosed(final WindowEvent the_event) { + super.windowClosed(the_event); + pause(); + } + + @Override + public void windowDeactivated(final WindowEvent the_event) { + super.windowDeactivated(the_event); + + // Don't pause if we're already paused. + if (!my_board.isPaused()) { + my_lost_focus_flag = true; + pause(); + } + } + } +} |