ES-DE/es-core/src/InputManager.h

84 lines
2.2 KiB
C++

// SPDX-License-Identifier: MIT
//
// EmulationStation Desktop Edition
// InputManager.h
//
// Low-level input handling.
// Initiates and maps the keyboard and controllers.
// Reads and writes the es_input.xml configuration file.
//
#ifndef ES_CORE_INPUT_MANAGER_H
#define ES_CORE_INPUT_MANAGER_H
#include <SDL2/SDL.h>
#if defined(__linux__) || defined(_WIN64)
#include <SDL2/SDL_joystick.h>
#else
#include "SDL_joystick.h"
#endif
#include <map>
#include <memory>
#include <string>
class InputConfig;
class Window;
union SDL_Event;
class InputManager
{
public:
InputManager();
virtual ~InputManager();
static InputManager* getInstance();
void init();
void deinit();
void writeDeviceConfig(InputConfig* config);
void doOnFinish();
static std::string getConfigPath();
static std::string getTemporaryConfigPath();
int getNumConfiguredDevices();
int getAxisCountByDevice(int deviceId);
int getButtonCountByDevice(int deviceId);
std::string getDeviceGUIDString(int deviceId);
InputConfig* getInputConfigByDevice(int deviceId);
bool parseEvent(const SDL_Event& event, Window* window);
int getNumJoysticks() { return static_cast<int>(mJoysticks.size()); }
private:
bool initialized() const { return mKeyboardInputConfig != nullptr; }
bool loadInputConfig(InputConfig* config);
void loadDefaultKBConfig();
void loadDefaultControllerConfig(SDL_JoystickID deviceIndex);
void addControllerByDeviceIndex(int deviceIndex);
void removeControllerByJoystickID(SDL_JoystickID joyID);
static InputManager* sInstance;
static const int DEADZONE_TRIGGERS = 18000;
static const int DEADZONE_THUMBSTICKS = 23000;
bool mConfigFileExists;
std::map<SDL_JoystickID, SDL_Joystick*> mJoysticks;
std::map<SDL_JoystickID, SDL_GameController*> mControllers;
std::map<SDL_JoystickID, std::unique_ptr<InputConfig>> mInputConfigs;
std::unique_ptr<InputConfig> mKeyboardInputConfig;
std::unique_ptr<InputConfig> mCECInputConfig;
std::map<std::pair<SDL_JoystickID, int>, int> mPrevAxisValues;
std::map<std::pair<SDL_JoystickID, int>, int> mPrevButtonValues;
};
#endif // ES_CORE_INPUT_MANAGER_H