/* * The ManaPlus Client * Copyright (C) 2004-2009 The Mana World Development Team * Copyright (C) 2009-2010 The Mana Developers * Copyright (C) 2011-2020 The ManaPlus Developers * Copyright (C) 2020-2023 The ManaVerse Developers * * This file is part of The ManaPlus Client. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see . */ #ifndef INPUT_JOYSTICK_H #define INPUT_JOYSTICK_H #include "events/inputevent.h" PRAGMA48(GCC diagnostic push) PRAGMA48(GCC diagnostic ignored "-Wshadow") #include PRAGMA48(GCC diagnostic pop) // defined first in SDL 2.0.6 // not available on older distros #ifndef SDL_JOYSTICK_AXIS_MIN #define SDL_JOYSTICK_AXIS_MIN -32768 #endif #ifndef SDL_JOYSTICK_AXIS_MAX #define SDL_JOYSTICK_AXIS_MAX 32767 #endif class Joystick final { public: /** * Number of buttons we can handle. */ enum { MAX_BUTTONS = 64 }; /** * Directions, to be used as bitmask values. */ enum { UP = 1, DOWN = 2, LEFT = 4, RIGHT = 8 }; /** * Initializes the joystick subsystem. */ static void init(); /** * Detects joysticks and (re)connects. */ static void detect(); /** * Returns the number of available joysticks. */ static int getNumberOfJoysticks() A_WARN_UNUSED { return joystickCount; } /** * Constructor, pass the number of the joystick the new object * should access. */ explicit Joystick(const int no); A_DELETE_COPY(Joystick) ~Joystick(); bool open(); void close(); static bool isEnabled() A_WARN_UNUSED { return mEnabled; } void setNumber(const int n); constexpr2 static void setEnabled(const bool enabled) noexcept2 { mEnabled = enabled; } static void getNames(STD_VECTOR &names); /** * Updates the direction and button information. */ void logic(); bool buttonPressed(const unsigned char no) const A_WARN_UNUSED; bool isUp() const noexcept2 A_WARN_UNUSED { return mEnabled && ((mDirection & UP) != 0); } bool isDown() const noexcept2 A_WARN_UNUSED { return mEnabled && ((mDirection & DOWN) != 0); } bool isLeft() const noexcept2 A_WARN_UNUSED { return mEnabled && ((mDirection & LEFT) != 0); } bool isRight() const noexcept2 A_WARN_UNUSED { return mEnabled && ((mDirection & RIGHT) != 0); } int getNumber() const noexcept2 A_WARN_UNUSED { return mNumber; } void setTolerance(const float tolerance) { mTolerance = tolerance; } void setUseInactive(const bool b) { mUseInactive = b; } void update(); KeysVector *getActionVector(const SDL_Event &event) A_WARN_UNUSED; KeysVector *getActionVectorByKey(const int i) A_WARN_UNUSED; int getButtonFromEvent(const SDL_Event &event) const A_WARN_UNUSED; bool isActionActive(const InputActionT index) const A_WARN_UNUSED; bool validate() const A_WARN_UNUSED; void handleRepeat(const int time); void resetRepeat(const int key); protected: unsigned char mDirection; bool mActiveButtons[MAX_BUTTONS]; SDL_Joystick *mJoystick; float mTolerance; int mNumber; int mButtonsNumber; bool mUseInactive; bool mHaveHats; KeyToActionMap mKeyToAction; KeyToIdMap mKeyToId; KeyTimeMap mKeyTimeMap; /** * Is joystick support enabled. */ static bool mEnabled; static bool mInitialized; static int joystickCount; }; extern Joystick *joystick; #endif // INPUT_JOYSTICK_H