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// Copyright 2013 Max Eliaser
// SPDX-License-Identifier: GPL-2.0-or-later
// See XInput2.cpp for extensive documentation.
#pragma once
#include <array>
extern "C" {
#include <X11/Xlib.h>
#include <X11/extensions/XInput2.h>
#include <X11/keysym.h>
}
#include "Common/Matrix.h"
#include "InputCommon/ControllerInterface/ControllerInterface.h"
namespace ciface::XInput2
{
void PopulateDevices(void* const hwnd);
class KeyboardMouse : public Core::Device
{
private:
struct State
{
std::array<char, 32> keyboard;
unsigned int buttons;
Common::Vec2 cursor;
Common::Vec2 axis;
Common::Vec2 relative_mouse;
};
class Key : public Input
{
friend class KeyboardMouse;
public:
std::string GetName() const override { return m_keyname; }
Key(Display* display, KeyCode keycode, const char* keyboard);
ControlState GetState() const override;
private:
std::string m_keyname;
Display* const m_display;
const char* const m_keyboard;
const KeyCode m_keycode;
};
class Button : public Input
{
public:
std::string GetName() const override { return name; }
Button(unsigned int index, unsigned int* buttons);
ControlState GetState() const override;
private:
const unsigned int* m_buttons;
const unsigned int m_index;
std::string name;
};
class Cursor : public Input
{
public:
std::string GetName() const override { return name; }
bool IsDetectable() const override { return false; }
Cursor(u8 index, bool positive, const float* cursor);
ControlState GetState() const override;
private:
const float* m_cursor;
const u8 m_index;
const bool m_positive;
std::string name;
};
class Axis : public Input
{
public:
std::string GetName() const override { return name; }
bool IsDetectable() const override { return false; }
Axis(u8 index, bool positive, const float* axis);
ControlState GetState() const override;
private:
const float* m_axis;
const u8 m_index;
const bool m_positive;
std::string name;
};
class RelativeMouse : public Input
{
public:
std::string GetName() const override { return name; }
bool IsDetectable() const override { return false; }
RelativeMouse(u8 index, bool positive, const float* axis);
ControlState GetState() const override;
private:
const float* m_axis;
const u8 m_index;
const bool m_positive;
std::string name;
};
private:
void SelectEventsForDevice(XIEventMask* mask, int deviceid);
void UpdateCursor();
public:
void UpdateInput() override;
KeyboardMouse(Window window, int opcode, int pointer_deviceid, int keyboard_deviceid);
~KeyboardMouse();
std::string GetName() const override;
std::string GetSource() const override;
private:
Window m_window;
Display* m_display;
State m_state{};
const int xi_opcode;
const int pointer_deviceid;
const int keyboard_deviceid;
std::string name;
};
} // namespace ciface::XInput2
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