TouchscreenGrid.h

/*
TouchscreenGrid.h - Library for touchscreen button functions.
Created by Terence F. Golla, November 9, 2022
Released into the public domain.
*/

#ifndef TouchscreenGrid_h
#define TouchscreenGrid_h

#define DebugTouchscreenGrid false

#include <Arduino.h>

class TouchscreenGrid
{
    public:
    TouchscreenGrid(unsigned int x, unsigned int y, unsigned int columns, unsigned int rows, 
        unsigned int boxWidth, unsigned int boxHeight, unsigned int tftWidth, unsigned int tftHeight,
        unsigned int rotation);
    int Column(unsigned int x, unsigned int y);
    int Row(unsigned int x, unsigned int y);

    private:
    unsigned int _x; // Grid's beginning x coordinate.
    unsigned int _y; // Grid's beginning y coordinate.
    unsigned int _columns; // The number of columns.
    unsigned int _rows; // The number of rows.
    unsigned int _boxWidth; // The width of a grid box.
    unsigned int _boxHeight; // The height of a grid box.
    unsigned int _tftWidth; // Screen width;
    unsigned int _tftHeight; // Screen height.
    unsigned int _rotation; // The button's rotation. Correlates with the touchscreen rotation. 
};

#endif