1/* Copyright (c) 2013-2014 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 SDL_EVENTS_H
  7#define SDL_EVENTS_H
  8
  9#include "util/common.h"
 10#include "util/circle-buffer.h"
 11#include "util/vector.h"
 12
 13#include "gba/supervisor/thread.h"
 14
 15#include <SDL.h>
 16
 17#define SDL_BINDING_KEY 0x53444C4BU
 18#define SDL_BINDING_BUTTON 0x53444C42U
 19
 20#define MAX_PLAYERS 4
 21
 22struct GBAVideoSoftwareRenderer;
 23struct Configuration;
 24
 25struct SDL_JoystickCombo {
 26	size_t index;
 27	SDL_Joystick* joystick;
 28#if SDL_VERSION_ATLEAST(2, 0, 0)
 29	SDL_Haptic* haptic;
 30	SDL_JoystickID id;
 31#else
 32	int id;
 33#endif
 34};
 35
 36DECLARE_VECTOR(SDL_JoystickList, struct SDL_JoystickCombo);
 37
 38struct GBASDLPlayer;
 39
 40struct GBASDLEvents {
 41	struct SDL_JoystickList joysticks;
 42	const char* preferredJoysticks[MAX_PLAYERS];
 43	int playersAttached;
 44	struct GBASDLPlayer* players[MAX_PLAYERS];
 45#if SDL_VERSION_ATLEAST(2, 0, 0)
 46	int screensaverSuspendDepth;
 47	bool screensaverSuspendable;
 48#endif
 49};
 50
 51struct GBASDLPlayer {
 52	size_t playerId;
 53	struct GBAInputMap* bindings;
 54	struct SDL_JoystickCombo* joystick;
 55#if SDL_VERSION_ATLEAST(2, 0, 0)
 56	SDL_Window* window;
 57	int fullscreen;
 58	int windowUpdated;
 59
 60	struct GBASDLRumble {
 61		struct GBARumble d;
 62		struct GBASDLPlayer* p;
 63
 64		int level;
 65		struct CircleBuffer history;
 66	} rumble;
 67#endif
 68
 69	struct GBASDLRotation {
 70		struct GBARotationSource d;
 71		struct GBASDLPlayer* p;
 72
 73		// Tilt
 74		int axisX;
 75		int axisY;
 76
 77		// Gyro
 78		int gyroX;
 79		int gyroY;
 80		float gyroSensitivity;
 81		struct CircleBuffer zHistory;
 82		int oldX;
 83		int oldY;
 84		float zDelta;
 85	} rotation;
 86};
 87
 88bool GBASDLInitEvents(struct GBASDLEvents*);
 89void GBASDLDeinitEvents(struct GBASDLEvents*);
 90
 91bool GBASDLAttachPlayer(struct GBASDLEvents*, struct GBASDLPlayer*);
 92void GBASDLDetachPlayer(struct GBASDLEvents*, struct GBASDLPlayer*);
 93void GBASDLEventsLoadConfig(struct GBASDLEvents*, const struct Configuration*);
 94void GBASDLPlayerChangeJoystick(struct GBASDLEvents*, struct GBASDLPlayer*, size_t index);
 95void GBASDLUpdateJoysticks(struct GBASDLEvents* events);
 96
 97void GBASDLInitBindings(struct GBAInputMap* inputMap);
 98void GBASDLPlayerLoadConfig(struct GBASDLPlayer*, const struct Configuration*);
 99void GBASDLPlayerSaveConfig(const struct GBASDLPlayer*, struct Configuration*);
100
101void GBASDLHandleEvent(struct GBAThread* context, struct GBASDLPlayer* sdlContext, const union SDL_Event* event);
102
103#if SDL_VERSION_ATLEAST(2, 0, 0)
104void GBASDLSuspendScreensaver(struct GBASDLEvents*);
105void GBASDLResumeScreensaver(struct GBASDLEvents*);
106void GBASDLSetScreensaverSuspendable(struct GBASDLEvents*, bool suspendable);
107#endif
108
109#endif