sdlscreen.h

/*
 * Copyright (C) 2018 Microchip Technology Inc.  All rights reserved.
 *
 * SPDX-License-Identifier: Apache-2.0
 */
#ifndef EGT_DETAIL_SCREEN_SDLSCREEN_H
#define EGT_DETAIL_SCREEN_SDLSCREEN_H
 
#include <atomic>
#include <egt/asio.hpp>
#include <egt/detail/meta.h>
#include <egt/input.h>
#include <egt/screen.h>
#include <memory>
#include <string>
#include <thread>
 
namespace egt
{
inline namespace v1
{
namespace detail
{
struct SDLData;
 
class SDLScreen : public Screen
{
public:
 
    explicit SDLScreen(Application& app, const Size& size = Size(800, 480), const std::string& name = {});
 
    SDLScreen(const SDLScreen&) = delete;
    SDLScreen& operator=(const SDLScreen&) = delete;
    SDLScreen(SDLScreen&&) = delete;
    SDLScreen& operator=(SDLScreen&&) = delete;
 
    void schedule_flip() override
    {}
 
    void flip(const DamageArray& damage) override;
 
    void quit()
    {
        m_quit = true;
    }
 
    ~SDLScreen() override;
 
protected:
 
    void pointer_event(EventId e, const Pointer& pointer);
    void key_event(EventId e, const Key& key);
    void sdl_draw(const DamageArray& damage);
    static KeyboardCode sdl_to_egtkeys(int key);
 
    std::unique_ptr<detail::SDLData> m_priv;
 
    std::thread m_thread;
 
    std::atomic<bool> m_quit{false};
 
    asio::io_context m_io;
 
    struct SDLInput : public Input
    {
        using Input::Input;
        friend class SDLScreen;
    };
 
    SDLInput m_in;
 
    Application& m_app;
};
 
}
}
}
 
#endif