Add: RoundRectButton icon

src/game/lib/fullscreen_button.js

@@ -0,0 +1,47 @@
+class FullscreenButton {
+
+	constructor(game) {
+		this.game = game;
+
+		this.game.scale.fullScreenScaleMode = Phaser.ScaleManager.EXACT_FIT;
+
+		let setting = new RoundRectButtonSetting(50, 50);
+		setting.fontStyle.boundsAlignH = "center";	// left, center. right
+		setting.fontStyle.boundsAlignV = "middle";	// top, middle, bottom
+		setting.setStrokeColor(
+			0x884444,
+			0xaa6666,
+			0xaa6666,
+			0x333333
+		);
+		setting.setButtonColor(
+			0xddaaaa,
+			0xffdddd,
+			0xffdddd,
+			0x666666
+		);
+		setting.setTextColor(
+			"#844",
+			"#a66",
+			"#a66",
+			"#333"
+		);
+
+		let button = new RoundRectButton(setting, "", () => this.clickEvent());
+		button.move(this.game.world.width - 30, 30);
+
+		let icon_fullscreen = game.add.sprite(0, 0, 'icon_fullscreen');
+		icon_fullscreen.width = 20;
+		icon_fullscreen.height = 20;
+		button.setIcon(icon_fullscreen);
+	}
+
+	clickEvent() {
+		if(this.game.scale.isFullScreen) {
+			this.game.scale.stopFullScreen();
+		} else {
+			this.game.scale.startFullScreen();
+		}
+	}
+
+}