Create Start Menu

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

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+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.input.*;
+import com.bartlomiejpluta.base.api.gui.*;
+import com.bartlomiejpluta.base.lib.gui.*;
+
+public class Button extends Label {
+	private Color color;
+
+	@Setter
+	private Runnable action;
+
+	public Button(Context context, GUI gui) {
+		super(context, gui);
+		this.color = gui.createColor();
+		this.color.setRGBA(1, 1, 1, 0);
+
+		setText("");
+		setFontSize(17f);
+		setAlignment(GUI.ALIGN_TOP | GUI.ALIGN_CENTER);
+		setColor(0.4f, 0.7f, 0.0f, 1f);
+		setPadding(10f);
+		addEventListener(KeyEvent.TYPE, this::handleKeyEvent);
+	}
+
+	private void handleKeyEvent(KeyEvent event) {
+		if(event.getKey() == Key.KEY_ENTER && event.getAction() == KeyAction.PRESS && action != null) {
+			event.consume();
+			action.run();
+		}
+	}
+
+	@Override
+	public void draw(Screen screen, GUI gui) {
+		color.setAlpha(focused ? 0.7f : 0f);
+
+		gui.beginPath();
+		gui.drawRectangle(x, y, getWidth(), getHeight());
+		gui.setFillColor(color);
+		gui.fill();
+
+		super.draw(screen, gui);
+	}
+}

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

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+package com.bartlomiejpluta.demo.gui;
+
+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 abstract class DecoratedWindow extends BaseWindow {
+	private Paint paint;
+	private Color inner;
+	private Color outer;
+
+	public DecoratedWindow(Context context, GUI gui) {
+		super(context, gui);
+
+		this.inner = gui.createColor();
+		this.outer = gui.createColor();
+		this.paint = gui.createPaint();
+
+		inner.setRGBA(0.1f, 0.1f, 0.1f, 1f);
+		outer.setRGBA(0.2f, 0.2f, 0.2f, 1f);
+	}
+
+	@Override
+	public void draw(Screen screen, GUI gui) {
+		gui.beginPath();
+		gui.drawRectangle(x, y, getWidth(), getHeight());
+		gui.setFillPaint(paint);
+		gui.boxGradient(x, y, getWidth(), getHeight(), 10f, 100f, inner, outer, paint);
+		gui.fill();
+		gui.stroke();
+
+		super.draw(screen, gui);
+	}
+}

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

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+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 StartMenuWindow extends DecoratedWindow implements Inflatable {
+
+	@Ref("new_game")
+	@Getter
+	private Button newGameBtn;
+
+	@Ref("exit")
+	@Getter
+	private Button exitBtn;
+
+	public StartMenuWindow(Context context, GUI gui) {
+		super(context, gui);
+	}
+
+	@Override
+	public void onInflate() {
+		newGameBtn.focus();
+	}
+}