1/* Copyright (c) 2013-2015 Jeffrey Pfau
  2 *
  3 * This Source Code Form is subject to the terms of the Mozilla Public
  4 * License, v. 2.0. If a copy of the MPL was not distributed with this
  5 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
  6#ifndef QGBA_INPUT_CONTROLLER_H
  7#define QGBA_INPUT_CONTROLLER_H
  8
  9#include "GamepadAxisEvent.h"
 10#include "GamepadHatEvent.h"
 11
 12#include <QObject>
 13#include <QSet>
 14#include <QTimer>
 15#include <QVector>
 16
 17#include <mgba/internal/gba/input.h>
 18
 19#ifdef BUILD_SDL
 20#include "platform/sdl/sdl-events.h"
 21#endif
 22
 23struct mRotationSource;
 24struct mRumble;
 25
 26namespace QGBA {
 27
 28class ConfigController;
 29
 30class InputController : public QObject {
 31Q_OBJECT
 32
 33public:
 34	static const uint32_t KEYBOARD = 0x51545F4B;
 35
 36	InputController(int playerId = 0, QWidget* topLevel = nullptr, QObject* parent = nullptr);
 37	~InputController();
 38
 39	void setConfiguration(ConfigController* config);
 40	void saveConfiguration();
 41	void loadConfiguration(uint32_t type);
 42	void loadProfile(uint32_t type, const QString& profile);
 43	void saveConfiguration(uint32_t type);
 44	void saveProfile(uint32_t type, const QString& profile);
 45	const char* profileForType(uint32_t type);
 46
 47	bool allowOpposing() const { return m_allowOpposing; }
 48	void setAllowOpposing(bool allowOpposing) { m_allowOpposing = allowOpposing; }
 49
 50	GBAKey mapKeyboard(int key) const;
 51
 52	void bindKey(uint32_t type, int key, GBAKey);
 53
 54	const mInputMap* map() const { return &m_inputMap; }
 55
 56	int pollEvents();
 57
 58	static const int32_t AXIS_THRESHOLD = 0x3000;
 59	QSet<int> activeGamepadButtons(int type);
 60	QSet<QPair<int, GamepadAxisEvent::Direction>> activeGamepadAxes(int type);
 61	QSet<QPair<int, GamepadHatEvent::Direction>> activeGamepadHats(int type);
 62	void recalibrateAxes();
 63
 64	void bindAxis(uint32_t type, int axis, GamepadAxisEvent::Direction, GBAKey);
 65	void unbindAllAxes(uint32_t type);
 66
 67	void bindHat(uint32_t type, int hat, GamepadHatEvent::Direction, GBAKey); 
 68
 69	QStringList connectedGamepads(uint32_t type) const;
 70	int gamepad(uint32_t type) const;
 71	void setGamepad(uint32_t type, int index);
 72	void setPreferredGamepad(uint32_t type, const QString& device);
 73
 74	void registerTiltAxisX(int axis);
 75	void registerTiltAxisY(int axis);
 76	void registerGyroAxisX(int axis);
 77	void registerGyroAxisY(int axis);
 78
 79	float gyroSensitivity() const;
 80	void setGyroSensitivity(float sensitivity);
 81
 82	void stealFocus(QWidget* focus);
 83	void releaseFocus(QWidget* focus);
 84
 85	mRumble* rumble();
 86	mRotationSource* rotationSource();
 87
 88signals:
 89	void profileLoaded(const QString& profile);
 90
 91public slots:
 92	void testGamepad(int type);
 93	void updateJoysticks();
 94
 95	// TODO: Move these to somewhere that makes sense
 96	void suspendScreensaver();
 97	void resumeScreensaver();
 98	void setScreensaverSuspendable(bool);
 99
100private:
101	void postPendingEvent(GBAKey);
102	void clearPendingEvent(GBAKey);
103	bool hasPendingEvent(GBAKey) const;
104	void sendGamepadEvent(QEvent*);
105
106	mInputMap m_inputMap;
107	ConfigController* m_config;
108	int m_playerId;
109	bool m_allowOpposing;
110	QWidget* m_topLevel;
111	QWidget* m_focusParent;
112
113#ifdef BUILD_SDL
114	static int s_sdlInited;
115	static mSDLEvents s_sdlEvents;
116	mSDLPlayer m_sdlPlayer;
117	bool m_playerAttached;
118#endif
119
120	QVector<int> m_deadzones;
121
122	QSet<int> m_activeButtons;
123	QSet<QPair<int, GamepadAxisEvent::Direction>> m_activeAxes;
124	QSet<QPair<int, GamepadHatEvent::Direction>> m_activeHats;
125	QTimer m_gamepadTimer;
126
127	QSet<GBAKey> m_pendingEvents;
128};
129
130}
131
132#endif