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package subconscious.graphics;
import subconscious.Game;
import java.awt.Dimension;
import java.awt.GridLayout;
import java.awt.CardLayout;
import java.awt.BorderLayout;
import javax.swing.JFrame;
import javax.swing.JPanel;
import javax.swing.JButton;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
/* GameWindow
* This class manages the graphical part of the game, such as loading and
* unloading scenes, and the window itself
*/
@SuppressWarnings("serial")
public class GameWindow extends JFrame implements ActionListener {
public static final Dimension WINDOW_SIZE = new Dimension(600, 400);
public final String MENU_CARD = "menu";
public final String SCENE_CARD = "scene";
private JPanel root;
private Scene scene = null;
private Thread sceneThread = null;
private Game game;
// TODO: remove map editor, start directly on Battle mode
public GameWindow(Game g) {
super("Subconscious");
this.game = g;
// set up JFrame
this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
this.setSize(WINDOW_SIZE);
this.setPreferredSize(WINDOW_SIZE);
this.setLocationRelativeTo(null);
// set up components
this.buildUi();
this.add(this.root, BorderLayout.CENTER);
this.pack();
this.setVisible(true);
// start Window Loop
this.loop();
}
private void buildUi() {
// set up a cardlayout
this.root = new JPanel(new CardLayout());
// TODO: menu should be a Scene
// build Menu card
JPanel menu = new JPanel();
menu.setLayout(new GridLayout(3, 1));
JButton editor = new JButton("Editor");
editor.setActionCommand("btn-editor");
editor.addActionListener(this);
JButton battle = new JButton("Battle");
battle.setActionCommand("btn-battle");
battle.addActionListener(this);
JButton exit = new JButton("Exit");
exit.setActionCommand("btn-exit");
exit.addActionListener(this);
menu.add(editor);
menu.add(battle);
menu.add(exit);
// add cards
this.root.add(menu, MENU_CARD);
}
// ovserver of this.game
private void loop() {
while (this.game.isRunning()) {
Game.State newState = this.game.waitStateChange();
switch (newState) {
case MENU:
this.loadMenu();
break;
case DREAM:
this.loadScene(this.scene);
break;
}
}
}
private void loadScene(Scene scene) {
// check to not reload the same scene
// TODO: this may not be necessary, ex reaload scene?
if (this.scene == scene)
return;
if (this.scene != null){
this.unloadScene();
}
// build thread
this.scene = scene;
this.sceneThread = new Thread(this.scene);
// for debugging
this.sceneThread.setName("Scene rendering Thread");
// add to UI
this.root.add(this.scene, SCENE_CARD);
((CardLayout) this.root.getLayout()).show(this.root, SCENE_CARD);
// start scene
this.sceneThread.start();
this.scene.updateCanvasSize(this.getSize());
}
private void unloadScene() {
// close old scene
this.scene.stop();
try {
// wait for thread to die
this.sceneThread.join();
} catch (InterruptedException ex) {
ex.printStackTrace();
}
// remove card from UI
this.root.remove(scene);
this.scene = null;
this.sceneThread = null;
}
// TODO: menu should become a Scene
private void loadMenu() {
if (this.scene != null)
this.scene.pause();
((CardLayout) this.root.getLayout()).show(this.root, MENU_CARD);
}
public void quit() {
this.setVisible(false);
if (this.scene != null) {
this.unloadScene();
}
this.dispose();
}
// Action Listener for menu
@Override
public void actionPerformed(ActionEvent e) {
if (e.getActionCommand().startsWith("btn")) {
if (e.getActionCommand().equals("btn-exit")) {
this.quit();
return;
}
if (e.getActionCommand().equals("btn-editor")) {
this.loadScene(new MapEditorScene());
} else if (e.getActionCommand().equals("btn-battle")) {
this.loadScene(new BattleScene(this.game));
this.game.start();
}
}
}
}
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