tbx_web_sprite.hpp

#ifndef TurtleBrainsExpress_WebSprite_hpp
#define TurtleBrainsExpress_WebSprite_hpp

#include <turtle_brains/graphics/tb_graphic.hpp>
#include <turtle_brains/graphics/tb_sprite.hpp>
#include <turtle_brains/graphics/tb_basic_shapes.hpp>

#include <functional>

namespace TurtleBrainsExpress
{
    namespace Graphics
    {

        class WebSprite : public tbGraphics::Graphic
        {
        public:
            static void SetCacheDirectory(const tbCore::tbString& filepath);

            explicit WebSprite(const tbCore::tbString& spriteURL, const tbGraphics::PixelSpace width, const tbGraphics::PixelSpace height,
                const tbCore::tbString& cacheID = "", const bool alwaysFetch = false);

            virtual ~WebSprite(void);

            void SetColorUntilLoaded(const tbGraphics::Color& color);

            void SetOnLoaded(std::function<void(void)> callback);

            virtual tbGraphics::PixelSpace GetPixelWidth(void) const override;

            virtual tbGraphics::PixelSpace GetPixelHeight(void) const override;

        protected:
            virtual void OnRender(void) const override;

        private:
            bool LoadFromCache(const tbCore::tbString& cacheID);

            tbGraphics::Sprite mSprite;
            std::function<void(void)> mOnLoadedCallback;

            tbGraphics::PixelSpace mWidth;
            tbGraphics::PixelSpace mHeight;
            bool mResetColorOnLoad;
            bool mLoadedFromCache;
        };

    }; /* namespace Graphics */
}; /* namespace TurtleBrainsExpress */

namespace tbxGraphics = TurtleBrainsExpress::Graphics;

#endif /* TurtleBrainsExpress_WebSprite_hpp */