天気予報 - Siv3D/Reference-JP GitHub Wiki

# include <Siv3D.hpp>

void Main()
{
    HTTPClient client;

    ByteArray data;

    if (!client.download(L"http://www.jma.go.jp/jp/yoho/images/000_telop_tomorrow.png", data))
    {
        return;
    }

    const Texture texture(std::move(data));

    while (System::Update())
    {
        texture.draw();
    }
}