#ifndef __JABYENGINE_GPU_HPP__
#define __JABYENGINE_GPU_HPP__
#include "../System/IOPorts/gpu_io.hpp"

#if !defined(JABYENGINE_NTSC) && !defined(JABYENGINE_PAL)
    #error "JABYENGINE_NTSC or JABYENGINE_PAL must be defined"
#else
    #if defined(JABYENGINE_NTSC) && defined(JABYENGINE_PAL)
        #error "Please define only JABYENGINE_NTSC or JABYENGINE_PAL"
    #endif
#endif

namespace JabyEngine {
    namespace GPU {
        struct Display {
            #ifdef JABYENGINE_PAL
                static constexpr size_t Width  = 320;
                static constexpr size_t Height = 256;
            #else
                static constexpr size_t Width  = 320;
                static constexpr size_t Height = 240;
            #endif

            static void enable() {
                GPU_IO::GP1 = GPU_IO::Command::SetDisplayState(GPU_IO::DisplayState::On);
            }

            static void disable() {
                GPU_IO::GP1 = GPU_IO::Command::SetDisplayState(GPU_IO::DisplayState::Off);
            }
        };

        struct Screen {
            static uint8_t CurrentDisplayAreaID;

            static void set_offset(uint16_t x, uint16_t y);
        };
    }
}
#endif //!__JABYENGINE_GPU_HPP__