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複数行ラベル

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複数行のテキストを表示したい場合は、Label オブジェクトを生成し、setWidth(幅)をコールするといいぞ。
文字列の途中で改行したい場合は \n を書くといいぞ。

auto label = Label::createWithSystemFont("Hello World. \nposition the label on the center of the screen", "Arial", 24);
label->setWidth(400);

ちなみに、LabelTTF クラスには setWidth() が無いぞ。

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