dc_gauge.h

#ifndef _dc_gauge_
#define _dc_gauge_
 
#include "../defines.h"
 
class DcGauge
{
private:
    SmeJson json_data;
    char* json = nullptr; 
    char* jsonArray = nullptr;
    
public:
//      shows a moving indicator on the gauge, depending on the value
    char pointer[4][9] = {"none", "triangle", "circle", "needle"};
 
//      shows a progress bar moving on the arch of the gauge, depending on the value
    char progressBar[3][8] = {"none", "basic", "rounded"};
 
// Function: ~DcGauge
 
//     distructor of the class, frees up the memory occupied by the array/s
 
//     Prototype:
//         ~DcGauge()
 
//     Parameters:
 
//     Returns:
    ~DcGauge()
    {
        delete[] json;
        delete[] jsonArray;
        json = nullptr;
        jsonArray = nullptr;
    }
 
// Function: DcGauge.set
 
//     A gauge to show numerical data with a configurable ranges and colors
 
//     Prototype:
//         void DcGauge::set(const char* title,int thickness,int degrees,int spacing,int fontSize,int value,const char* displayValue,const char* pointer,const char* pointerColor,const char* progressBar,const char* progressBarColor);
 
//     Parameters:
 
//     Returns:
    void set(const char* title,int thickness,int degrees,int spacing,int fontSize,int value,const char* displayValue,const char* pointer,const char* pointerColor,const char* progressBar,const char* progressBarColor);
 
// Function: DcGauge.addSegment
 
//    is an array of the graphical segments composing the gauge.
 
//     Prototype:
//         void DcGauge::addSegment(int from,int to,const char* color);
 
//    Parameters:
        
//    Returns:
 
    void addSegment(int from,int to,const char* color);
 
// Function: DcGauge.appendSegments
 
//     Append the selected Segments
 
//     Prototype:
//         void DcGauge::appendSegments();
 
//     Parameters:
 
//     Returns:
    void appendSegments();
 
// Function: DcGauge.get
 
//     return the json script
 
//     Prototype:
//         void DcGauge::get();
 
//     Parameters:
 
//     Returns:
    char* get();
};
 
#endif