simplecanvas.h

 
#ifndef SIMPLECANVAS_H
#define SIMPLECANVAS_H
 
#include <string>
 
class SimpleCanvas {
    private:
        // Helper method for Bresenham's line algorithm
        void drawLineLow(int x0, int y0, int x1, int y1, uint8_t R, uint8_t G, uint8_t B);
 
        // Helper method for Bresenham's line algorithm
        void drawLineHigh(int x0, int y0, int x1, int y1, uint8_t R, uint8_t G, uint8_t B);
 
        void drawChar(char c, int x0, int y0, int* dx, int* dy, std::string relpath);
 
        void createWrapper();
 
        void deallocate();
 
        uint8_t* dataInternal;
 
    public:
        int width, height;
        uint8_t*** data;
 
        SimpleCanvas(std::string fname);
 
        SimpleCanvas(int32_t width, int32_t height);
 
        ~SimpleCanvas();
 
        void read(std::string fname);
 
        void write(std::string fname);
 
        void setPixel(int x, int y, uint8_t R, uint8_t G, uint8_t B);
 
        void fillRect(int x0, int y0, int w, int h, uint8_t R, uint8_t G, uint8_t B);
 
        void clearRect(uint8_t R, uint8_t G, uint8_t B);
 
        void drawRect(int x0, int y0, int w, int h,
                            uint8_t R, uint8_t G, uint8_t B, uint8_t line_w);
 
        void drawLine(int x0, int y0, int x1, int y1, uint8_t R, uint8_t G, uint8_t B);
 
        
        void drawLine(int x0, int y0, int x1, int y1, int thickness, uint8_t R, uint8_t G, uint8_t B);
 
        void fillCircle(int cx, int cy, double r, uint8_t R, uint8_t G, uint8_t B);
 
        void drawString(std::string s, int x0, int y0, std::string relpath);
};
 
#endif