indicontroller.h

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/*******************************************************************************
  Copyright (C) 2013 Jasem Mutlaq <[email protected]>
 
 This library is free software; you can redistribute it and/or
 modify it under the terms of the GNU Library General Public
 License version 2 as published by the Free Software Foundation.
 
 This library 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
 Library General Public License for more details.
 
 You should have received a copy of the GNU Library General Public License
 along with this library; see the file COPYING.LIB.  If not, write to
 the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
 Boston, MA 02110-1301, USA.
*******************************************************************************/
 
#pragma once
 
#include "defaultdevice.h"
 
#include <functional>
 
namespace INDI
{
class Controller
{
    public:
        typedef enum { CONTROLLER_JOYSTICK, CONTROLLER_AXIS, CONTROLLER_BUTTON, CONTROLLER_UNKNOWN } ControllerType;
 
        typedef std::function<void(const char *joystick_n, double mag, double angle, void *context)> joystickFunc;
 
        typedef std::function<void(const char *axis_n, double value, void *context)> axisFunc;
 
        typedef std::function<void(const char *button_n, ISState state, void *context)> buttonFunc;
 
        Controller(INDI::DefaultDevice *cdevice);
        virtual ~Controller();
 
        virtual void ISGetProperties(const char *dev);
        virtual bool initProperties();
        virtual bool updateProperties();
        virtual bool ISSnoopDevice(XMLEle *root);
        virtual bool ISNewSwitch(const char *dev, const char *name, ISState *states, char *names[], int n);
        virtual bool ISNewText(const char *dev, const char *name, char *texts[], char *names[], int n);
        virtual bool saveConfigItems(FILE *fp);
 
        void mapController(const char *propertyName, const char *propertyLabel, ControllerType type,
                           const char *initialValue);
 
        void clearMap();
 
        void setJoystickCallback(joystickFunc joystickCallback);
 
        void setAxisCallback(axisFunc axisCallback);
 
        void setButtonCallback(buttonFunc buttonCallback);
 
        ControllerType getControllerType(const char *name);
        const char *getControllerSetting(const char *name);
 
    protected:
        static void joystickEvent(const char *joystick_n, double mag, double angle, void *context);
        static void axisEvent(const char *axis_n, int value, void *context);
        static void buttonEvent(const char *button_n, int value, void *context);
 
        void enableJoystick();
        void disableJoystick();
 
        joystickFunc joystickCallbackFunc;
        buttonFunc buttonCallbackFunc;
        axisFunc axisCallbackFunc;
 
        INDI::DefaultDevice *device;
 
    private:
        /* Joystick Support */
        ISwitchVectorProperty UseJoystickSP;
        ISwitch UseJoystickS[2];
 
        ITextVectorProperty JoystickDeviceTP;
        IText JoystickDeviceT[1] {};
 
        ITextVectorProperty JoystickSettingTP;
        IText *JoystickSettingT = nullptr;
};
}