Create Game Menu

src/main/java/com/bartlomiejpluta/demo/gui/GameMenuWindow.java

@@ -0,0 +1,32 @@
+package com.bartlomiejpluta.demo.gui;
+
+import lombok.*;
+import com.bartlomiejpluta.base.api.context.Context;
+import com.bartlomiejpluta.base.api.screen.Screen;
+import com.bartlomiejpluta.base.api.gui.*;
+import com.bartlomiejpluta.base.lib.gui.*;
+
+
+public class GameMenuWindow extends DecoratedWindow implements Inflatable {
+
+	@Ref("resume_game")
+	@Getter
+	private Button resumeGameBtn;
+
+	@Ref("start_menu")
+	@Getter
+	private Button startMenuBtn;
+
+	@Ref("exit")
+	@Getter
+	private Button exitBtn;
+
+	public GameMenuWindow(Context context, GUI gui) {
+		super(context, gui);
+	}
+
+	@Override
+	public void onInflate() {
+		resumeGameBtn.focus();
+	}
+}

src/main/java/com/bartlomiejpluta/demo/map/BaseMapHandler.java

@@ -37,6 +37,10 @@ public abstract class BaseMapHandler implements MapHandler {
 
 	@Override
 	public void input(Input input) {
+		if(context.isPaused()) {
+			return;
+		}
+
 		if(input.isKeyPressed(Key.KEY_DOWN)) {
 			mainLayer.pushMovement(player.prepareMovement(Direction.DOWN));
 		} else if(input.isKeyPressed(Key.KEY_UP)) {

src/main/java/com/bartlomiejpluta/demo/menu/MenuManager.java

@@ -2,8 +2,11 @@ package com.bartlomiejpluta.demo.menu;
 
 import lombok.*;
 
+import java.util.function.*;
+
 import com.bartlomiejpluta.base.api.context.Context;
 import com.bartlomiejpluta.base.api.screen.Screen;
+import com.bartlomiejpluta.base.api.input.*;
 import com.bartlomiejpluta.base.api.gui.*;
 import com.bartlomiejpluta.base.lib.gui.*;
 
@@ -17,6 +20,9 @@ public class MenuManager {
 	private final WindowManager manager;
 
 	private final StartMenuWindow startMenu;
+	private final GameMenuWindow gameMenu;
+
+	private final Consumer<KeyEvent> gameMenuHandler = this::handleGameMenuKeyEvent;
 
 	public MenuManager(@NonNull DemoRunner runner, @NonNull Context context) {
 		this.runner = runner;
@@ -29,6 +35,29 @@ public class MenuManager {
 		this.startMenu = (StartMenuWindow) gui.inflateWindow("ab9d40b4-eb28-45d7-bff2-9432a05eb41a");
 		this.startMenu.getNewGameBtn().setAction(runner::newGame);
 		this.startMenu.getExitBtn().setAction(runner::exit);
+
+		this.gameMenu = (GameMenuWindow) gui.inflateWindow("56ca6b39-f949-4212-9c23-312db25887e0");
+		this.gameMenu.getResumeGameBtn().setAction(this::resumeGame);
+		this.gameMenu.getStartMenuBtn().setAction(runner::returnToStartMenu);
+		this.gameMenu.getExitBtn().setAction(runner::exit);
+	}
+
+	private void handleGameMenuKeyEvent(KeyEvent event) {
+		if (event.getKey() == Key.KEY_ESCAPE && event.getAction() == KeyAction.PRESS) {
+			if(manager.size() > 0) {
+				manager.close();
+			} else {
+				manager.open(gameMenu);
+			}
+
+			if(manager.size() > 0) {
+				context.pause();
+			} else {
+				context.resume();
+			}
+
+			event.consume();
+		}
 	}
 
 	public void showStartMenu() {
@@ -36,7 +65,24 @@ public class MenuManager {
 		manager.open(startMenu);
 	}
 
+	public void enableGameMenu() {
+		manager.closeAll();
+
+		context.getInput().addKeyEventHandler(gameMenuHandler);
+		manager.setDisplayMode(DisplayMode.DISPLAY_STACK);
+	}
+
+	public void disableGameMenu() {
+		context.getInput().removeKeyEventHandler(gameMenuHandler);
+		manager.setDisplayMode(DisplayMode.DISPLAY_TOP);
+	}
+
 	public void closeAll() {
 		manager.closeAll();
 	}
+
+	private void resumeGame() {
+		manager.closeAll();
+		context.resume();
+	}
 }

src/main/java/com/bartlomiejpluta/demo/runner/DemoRunner.java

@@ -67,12 +67,21 @@ public class DemoRunner implements GameRunner {
    
    public void newGame() {
 		menu.closeAll();
+		menu.enableGameMenu();
 		resetPlayer();
 		context.openMap(ForrestTempleHandler.UID);
 		context.getMap().getObjectLayer(ForrestTempleHandler.MAIN_LAYER).addEntity(this.player);
 		context.resume();
    }
 
+   public void returnToStartMenu() {
+		menu.closeAll();
+		context.pause();
+		context.closeMap();
+		menu.disableGameMenu();
+		menu.showStartMenu();
+   }
+
    public void exit() {
 		context.close();
    }