gInputManager.h

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/*
 * gInputManager.h
 *
 *  Created on: Feb 9, 2026
 *      Author: Metehan Gezer
 */
 
#ifndef ENGINE_CORE_GINPUTMANAGER_H_
#define ENGINE_CORE_GINPUTMANAGER_H_
 
#include "gEventHook.h"
#include "gWindowEvents.h"
#include "gInputPlayer.h"
#include <map>
#include <vector>
#include <string>
 
class gInputManager : public gEventHook {
public:
    static const int MAXGAMEPADS = 16;
    static const int MAXGAMEPADBUTTONS = 15;
    static const int MAXGAMEPADAXES = 6;
 
    typedef gInputPlayer::AxisBinding AxisBinding;
 
    gInputManager();
    ~gInputManager();
 
    // Player management
 
    gInputPlayer* getPlayer(int playerIndex);
 
    int getPlayerCount() const;
 
    // Raw device state
 
    bool isKeyPressed(int keyCode) const;
    bool isKeyJustPressed(int keyCode) const;
    void getMouseDelta(float& dx, float& dy) const;
 
    bool isGamepadConnected(int gamepadId) const;
    bool isGamepadButtonPressed(int gamepadId, int buttonId) const;
    bool isGamepadButtonJustPressed(int gamepadId, int buttonId) const;
    float getGamepadAxisValue(int gamepadId, int axisId) const;
 
    void update();
 
private:
    void onEvent(gEvent& event) override;
    bool onKeyPressed(gKeyPressedEvent& event);
    bool onKeyReleased(gKeyReleasedEvent& event);
    bool onMouseMoved(gMouseMovedEvent& event);
    bool onJoystickConnect(gJoystickConnectEvent& event);
    bool onJoystickDisconnect(gJoystickDisconnectEvent& event);
 
    void pollGamepads();
 
    // Keyboard + mouse state
    bool keys[512];
    bool keysjustpressed[512];
    float mousedeltax;
    float mousedeltay;
 
    // Gamepad state
    struct GamepadState {
        bool connected;
        bool buttons[MAXGAMEPADBUTTONS];
        bool previousbuttons[MAXGAMEPADBUTTONS];
        bool buttonsjustpressed[MAXGAMEPADBUTTONS];
        float axes[MAXGAMEPADAXES];
    };
    GamepadState gamepadstate[MAXGAMEPADS];
 
    // Players
    std::vector<gInputPlayer*> players;
};
 
extern gInputManager* inputmanager;
 
#endif /* ENGINE_CORE_GINPUTMANAGER_H_ */