input.c

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enum EInputDeviceType
{
    UNKNOWN,
    MOUSE_AND_KEYBOARD,
    CONTROLLER
};
 
//-----------------------------------------------------------------------------
class Input
{
    // input locking 
    
    proto native void       ChangeGameFocus(int add, int input_device = -1);
    
    proto native void       ResetGameFocus(int input_device = -1);
    
    proto native bool       HasGameFocus(int input_device = -1);
 
    // actions
    proto native int        GetActionGroupsCount();
    proto native int        GetActionGroupSize(int group_index);
    proto int               GetActionGroupName(int group_index, out string name);
    proto int               GetActionDesc(int action_index, out string desc);
 
    // getting action state
    proto native float  LocalValue_ID(int action, bool check_focus = true);
    proto native float  LocalValue(string action, bool check_focus = true);
        
    proto native bool   LocalPress_ID(int action, bool check_focus = true);
    proto native bool   LocalPress(string action, bool check_focus = true);
    
    proto native bool   LocalRelease_ID(int action, bool check_focus = true);
    proto native bool   LocalRelease(string action, bool check_focus = true);

    proto native bool   LocalHold_ID(int action, bool check_focus = true);
    proto native bool   LocalHold(string action, bool check_focus = true);

    proto native bool   LocalDbl_ID(int action, bool check_focus = true);
    proto native bool   LocalDbl(string action, bool check_focus = true);

    proto native void   DisableKey(int key);
    
    proto native void   EnableMouseAndKeyboard(bool enable);
    proto native bool   IsEnabledMouseAndKeyboard();
    
    proto native void   EnableGamepad(bool enable);
    // NOTE: not actually supported, just keeping naming consistent. 
    // Required as we need to disable gamepad on windows when in the server browser to prevent 
    // the client from freezing on gamepad queries while refreshing the server list .
    proto native bool   IsEnabledGamepad();
    proto native bool   IsEnabledMouseAndKeyboardEvenOnServer();
    
    proto native bool   IsMouseConnected();
    proto native bool   IsKeyboardConnected();

    proto native int    GetCurrentProfile();
    // gets currently selected profile keys for action
    proto native void   GetCurrentProfileActionKeys(int action_index, out TIntArray keys);
    proto int           GetProfileName(int profile_index, out string name);
    proto native int    GetProfilesCount();
    proto native int    SetProfile(int index);
 
 
    // devices - joystick only!
    proto native int        GetDevicesCount();
    proto int               GetDeviceName(int device_index, out string name);
    proto native int        IsDeviceXInput(int device_index);
    proto native int        IsDeviceEnabled(int device_index);
    proto native void       SetDeviceEnabled(int device_index, bool enabled);
    
    proto bool              GetGamepadThumbDirection(GamepadButton thumbButton, out float angle, out float value);
    
    proto native void       ResetActiveGamepad();
    proto native void       SelectActiveGamepad(int gamepad);
    proto native void       GetGamepadList(out array<int> gamepads);
    proto void              GetGamepadUser(int gamepad, out BiosUser user);
    proto native void       IdentifyGamepad(GamepadButton button);
    proto native bool       IsActiveGamepadSelected();

    bool IsAnyInputDeviceActive()
    {
        return IsActiveGamepadSelected() || IsMouseConnected() || IsKeyboardConnected();
    }
    
    bool AreAllAllowedInputDevicesActive(out array<int> unavailableDeviceList = null)
    {
        bool passed = true;
        bool gamepad = IsActiveGamepadSelected();
        bool mouse = IsMouseConnected();
        bool keyboard = IsKeyboardConnected();
        bool MnKEnabled;
        
        if (g_Game.GetGameState() != DayZGameState.IN_GAME)
        {
            MnKEnabled = IsEnabledMouseAndKeyboard();
        }
        else if (g_Game.GetGameState() != DayZGameState.MAIN_MENU)
        {
            MnKEnabled = IsEnabledMouseAndKeyboardEvenOnServer();
        }
        else
        {
            return true;
        }
        
        if (!MnKEnabled)
        {
            if (!gamepad)
            {
                passed = false;
                FillUnavailableDeviceArray(EUAINPUT_DEVICE_CONTROLLER,unavailableDeviceList);
            }
        }
        else
        {
            if (!gamepad)
            {
                if (!mouse)
                {
                    passed = false;
                    FillUnavailableDeviceArray(EUAINPUT_DEVICE_MOUSE,unavailableDeviceList);
                }
                if (!keyboard)
                {
                    passed = false;
                    FillUnavailableDeviceArray(EUAINPUT_DEVICE_KEYBOARD,unavailableDeviceList);
                }
                
                if (!passed)
                {
                    FillUnavailableDeviceArray(EUAINPUT_DEVICE_CONTROLLER,unavailableDeviceList);
                }
            }
        }
        return passed;
    }
    
    void FillUnavailableDeviceArray(int device, inout array<int> filler)
    {
        if (filler)
        {
            filler.Insert(device);
        }
    }
    
    void UpdateConnectedInputDeviceList()
    {
        g_Game.GetConnectedInputDeviceList().Clear();
        
        if (IsActiveGamepadSelected())
            g_Game.GetConnectedInputDeviceList().Insert(EUAINPUT_DEVICE_CONTROLLER);
        if (IsMouseConnected())
            g_Game.GetConnectedInputDeviceList().Insert(EUAINPUT_DEVICE_MOUSE);
        if (IsKeyboardConnected())
            g_Game.GetConnectedInputDeviceList().Insert(EUAINPUT_DEVICE_KEYBOARD);
    }
    
    proto native EInputDeviceType   GetCurrentInputDevice();
    
    proto native GamepadButton      GetEnterButton();
    
    void OnGamepadConnected(int gamepad)
    {
        if (!g_Game)
            return;
        
        #ifdef PLATFORM_PS4
        BiosUser user;
        GetGamepadUser( gamepad, user );
        if (user && user == g_Game.GetUserManager().GetSelectedUser())
        {
            SelectActiveGamepad(gamepad);
            Mission mission = g_Game.GetMission();
            if (mission)
                mission.GetOnInputDeviceConnected().Invoke(EUAINPUT_DEVICE_CONTROLLER); //only for PS, xbox handles it on identification
        }
        #endif
        
        #ifdef PLATFORM_XBOX
        if (gamepad == g_Game.GetPreviousGamepad())
        {
            SelectActiveGamepad(g_Game.GetPreviousGamepad());
            Mission mission = g_Game.GetMission();
            if (mission)
                mission.GetOnInputDeviceConnected().Invoke(EUAINPUT_DEVICE_CONTROLLER); //only for PS, xbox handles it on identification
        }
        #endif
    }
    
    void OnGamepadDisconnected(int gamepad)
    {
        if (!g_Game)
            return;
        
        if (IsInactiveGamepadOrUserSelected(gamepad))
        {
            UpdateConnectedInputDeviceList();
            
            if (!g_Game.IsLoading())
            {
                DayZLoadState state = g_Game.GetLoadState();
                if (state != DayZLoadState.MAIN_MENU_START && state != DayZLoadState.MAIN_MENU_USER_SELECT)
                {
                    Mission mission = g_Game.GetMission();
                    if (mission)
                        mission.GetOnInputDeviceDisconnected().Invoke(EUAINPUT_DEVICE_CONTROLLER);
                }
            }
        }
    }

    void OnGamepadIdentification(int gamepad)
    {
        if (!g_Game)
            return;
        
        if (gamepad > -1)
        {
            DayZLoadState state = g_Game.GetLoadState();
            
            UpdateConnectedInputDeviceList();
            SelectActiveGamepad(gamepad);
            g_Game.SelectUser(gamepad);
            g_Game.SetPreviousGamepad(gamepad);
            Mission mission = g_Game.GetMission();
            if (state == DayZLoadState.MAIN_MENU_START || state == DayZLoadState.MAIN_MENU_USER_SELECT)
            {
                if (mission)
                    mission.Reset();
            }
            
            if (mission && mission.GetOnInputDeviceConnected())
                mission.GetOnInputDeviceConnected().Invoke(EUAINPUT_DEVICE_CONTROLLER);
        }
    }
    
    int GetUserGamepad( BiosUser user )
    {       
        array<int> gamepads = new array<int>;
        GetGamepadList( gamepads );
        for( int i = 0; i < gamepads.Count(); i++ )
        {
            BiosUser user2;
            GetGamepadUser( gamepads[i], user2 );
            if( user == user2 )
                return gamepads[i];
        }
        return -1;
    }
    
    bool IsInactiveGamepadOrUserSelected( int gamepad = -1 )
    {
        if (!g_Game)
            return false;
        
        #ifdef PLATFORM_CONSOLE
        if (!g_Game.GetUserManager())
            return false;
        #ifdef PLATFORM_XBOX
        return !IsActiveGamepadSelected();
        #endif
        #ifdef PLATFORM_PS4
        BiosUser user;
        GetGamepadUser( gamepad, user );
        return (user == g_Game.GetUserManager().GetSelectedUser());
        #endif
        #endif
        return false;
    }
    
    void OnMouseConnected()
    {
        if (!g_Game)
            return;
        
        UpdateConnectedInputDeviceList();
        if (!g_Game.IsLoading() && g_Game.GetMission())
        {
            DayZLoadState state = g_Game.GetLoadState();
            if (state != DayZLoadState.MAIN_MENU_START && state != DayZLoadState.MAIN_MENU_USER_SELECT)
            {
                g_Game.GetMission().GetOnInputDeviceConnected().Invoke(EUAINPUT_DEVICE_MOUSE);
            }
        }
    }

    void OnMouseDisconnected()
    {
        if (!g_Game)
            return;
        
        UpdateConnectedInputDeviceList();
        if (!g_Game.IsLoading() && g_Game.GetMission())
        {
            DayZLoadState state = g_Game.GetLoadState();
            if (state != DayZLoadState.MAIN_MENU_START && state != DayZLoadState.MAIN_MENU_USER_SELECT)
            {
                g_Game.GetMission().GetOnInputDeviceDisconnected().Invoke(EUAINPUT_DEVICE_MOUSE);
            }
        }
    }

    void OnKeyboardConnected()
    {
        if (!g_Game)
            return;
        
        UpdateConnectedInputDeviceList();
        if (!g_Game.IsLoading() && g_Game.GetMission())
        {
            DayZLoadState state = g_Game.GetLoadState();
            if (state != DayZLoadState.MAIN_MENU_START && state != DayZLoadState.MAIN_MENU_USER_SELECT)
            {
                g_Game.GetMission().GetOnInputDeviceConnected().Invoke(EUAINPUT_DEVICE_KEYBOARD);
            }
        }
    }

    void OnKeyboardDisconnected()
    {
        if (!g_Game)
            return;
        
        UpdateConnectedInputDeviceList();
        if (!g_Game.IsLoading() && g_Game.GetMission())
        {
            DayZLoadState state = g_Game.GetLoadState();
            if (state != DayZLoadState.MAIN_MENU_START && state != DayZLoadState.MAIN_MENU_USER_SELECT)
            {
                g_Game.GetMission().GetOnInputDeviceDisconnected().Invoke(EUAINPUT_DEVICE_KEYBOARD);
            }
        }
    }
    
    void OnLastInputDeviceChanged(EInputDeviceType inputDevice)
    {
        if (!g_Game)
            return;
        
        if (g_Game.GetMission())
        {
            g_Game.GetMission().GetOnInputDeviceChanged().Invoke(inputDevice);
        }
    }
};