Fix: screen top ui, screen bottom ui

src/game/lib/screen_top_ui.js

@@ -0,0 +1,30 @@
+/////////////////////////////
+// Screen top ui
+
+class ScreenTopUI {
+
+	constructor() {
+		this.drawBG();
+	}
+
+	drawBG() {
+		game.add.graphics()
+			.beginFill(0x303030, 1)
+			.drawRect(
+				0, 0,
+				game.world.width, ScreenTopUI.BG_HEIGHT
+			);
+	}
+
+	makeBackButton(eventHandler) {
+		this.backButton = new BackButton(eventHandler);
+	}
+
+	makeFullScreenButton() {
+		// this.fullscreenButton = new FullscreenButton();
+	}
+
+}
+
+
+ScreenTopUI.BG_HEIGHT		= 60;