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// Copyright 2016 Citra Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#pragma once
#include <memory>
#include <utility>
#include "core/frontend/emu_window.h"
struct SDL_Window;
namespace Core {
class System;
}
namespace InputCommon {
class InputSubsystem;
}
class EmuWindow_SDL2 : public Core::Frontend::EmuWindow {
public:
explicit EmuWindow_SDL2(Core::System& system, bool fullscreen,
InputCommon::InputSubsystem* input_subsystem);
~EmuWindow_SDL2();
/// Polls window events
void PollEvents() override;
/// Whether the window is still open, and a close request hasn't yet been sent
bool IsOpen() const;
/// Returns if window is shown (not minimized)
bool IsShown() const override;
/// Presents the next frame
virtual void Present() = 0;
protected:
/// Called by PollEvents when a key is pressed or released.
void OnKeyEvent(int key, u8 state);
/// Called by PollEvents when the mouse moves.
void OnMouseMotion(s32 x, s32 y);
/// Called by PollEvents when a mouse button is pressed or released
void OnMouseButton(u32 button, u8 state, s32 x, s32 y);
/// Translates pixel position (0..1) to pixel positions
std::pair<unsigned, unsigned> TouchToPixelPos(float touch_x, float touch_y) const;
/// Called by PollEvents when a finger starts touching the touchscreen
void OnFingerDown(float x, float y);
/// Called by PollEvents when a finger moves while touching the touchscreen
void OnFingerMotion(float x, float y);
/// Called by PollEvents when a finger stops touching the touchscreen
void OnFingerUp();
/// Called by PollEvents when any event that may cause the window to be resized occurs
void OnResize();
/// Called when user passes the fullscreen parameter flag
void Fullscreen();
/// Called when a configuration change affects the minimal size of the window
void OnMinimalClientAreaChangeRequest(std::pair<unsigned, unsigned> minimal_size) override;
/// Instance of the system, used to access renderer for the presentation thread
Core::System& system;
/// Is the window still open?
bool is_open = true;
/// Is the window being shown?
bool is_shown = true;
/// Internal SDL2 render window
SDL_Window* render_window{};
/// Keeps track of how often to update the title bar during gameplay
u32 last_time = 0;
/// Input subsystem to use with this window.
InputCommon::InputSubsystem* input_subsystem;
};
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