23    static const uint16_t 
WIDTH = 600;
 
   35    GxEPD2_565c(int16_t cs, int16_t dc, int16_t rst, int16_t busy);
 
   39    void clearScreen(uint8_t black_value, uint8_t color_value); 
 
   43    void writeImage(
const uint8_t bitmap[], int16_t x, int16_t y, int16_t w, int16_t h, 
bool invert = 
false, 
bool mirror_y = 
false, 
bool pgm = 
false);
 
   44    void writeImagePart(
const uint8_t bitmap[], int16_t x_part, int16_t y_part, int16_t w_bitmap, int16_t h_bitmap,
 
   45                        int16_t x, int16_t y, int16_t w, int16_t h, 
bool invert = 
false, 
bool mirror_y = 
false, 
bool pgm = 
false);
 
   46    void writeImage(
const uint8_t* black, 
const uint8_t* color, int16_t x, int16_t y, int16_t w, int16_t h, 
bool invert = 
false, 
bool mirror_y = 
false, 
bool pgm = 
false);
 
   47    void writeImagePart(
const uint8_t* black, 
const uint8_t* color, int16_t x_part, int16_t y_part, int16_t w_bitmap, int16_t h_bitmap,
 
   48                        int16_t x, int16_t y, int16_t w, int16_t h, 
bool invert = 
false, 
bool mirror_y = 
false, 
bool pgm = 
false);
 
   50    void writeNative(
const uint8_t* data1, 
const uint8_t* data2, int16_t x, int16_t y, int16_t w, int16_t h, 
bool invert = 
false, 
bool mirror_y = 
false, 
bool pgm = 
false);
 
   51    void writeNativePart(
const uint8_t* data1, 
const uint8_t* data2, int16_t x_part, int16_t y_part, int16_t w_bitmap, int16_t h_bitmap,
 
   52                        int16_t x, int16_t y, int16_t w, int16_t h, 
bool invert = 
false, 
bool mirror_y = 
false, 
bool pgm = 
false);
 
   54    void drawImage(
const uint8_t bitmap[], int16_t x, int16_t y, int16_t w, int16_t h, 
bool invert = 
false, 
bool mirror_y = 
false, 
bool pgm = 
false);
 
   55    void drawImagePart(
const uint8_t bitmap[], int16_t x_part, int16_t y_part, int16_t w_bitmap, int16_t h_bitmap,
 
   56                       int16_t x, int16_t y, int16_t w, int16_t h, 
bool invert = 
false, 
bool mirror_y = 
false, 
bool pgm = 
false);
 
   57    void drawImage(
const uint8_t* black, 
const uint8_t* color, int16_t x, int16_t y, int16_t w, int16_t h, 
bool invert = 
false, 
bool mirror_y = 
false, 
bool pgm = 
false);
 
   58    void drawImagePart(
const uint8_t* black, 
const uint8_t* color, int16_t x_part, int16_t y_part, int16_t w_bitmap, int16_t h_bitmap,
 
   59                       int16_t x, int16_t y, int16_t w, int16_t h, 
bool invert = 
false, 
bool mirror_y = 
false, 
bool pgm = 
false);
 
   61    void drawNative(
const uint8_t* data1, 
const uint8_t* data2, int16_t x, int16_t y, int16_t w, int16_t h, 
bool invert = 
false, 
bool mirror_y = 
false, 
bool pgm = 
false);
 
   62    void refresh(
bool partial_update_mode = 
false); 
 
   63    void refresh(int16_t x, int16_t y, int16_t w, int16_t h); 
 
 
void writeImagePart(const uint8_t bitmap[], int16_t x_part, int16_t y_part, int16_t w_bitmap, int16_t h_bitmap, int16_t x, int16_t y, int16_t w, int16_t h, bool invert=false, bool mirror_y=false, bool pgm=false)
 
void writeNativePart(const uint8_t *data1, const uint8_t *data2, int16_t x_part, int16_t y_part, int16_t w_bitmap, int16_t h_bitmap, int16_t x, int16_t y, int16_t w, int16_t h, bool invert=false, bool mirror_y=false, bool pgm=false)
 
void writeNative(const uint8_t *data1, const uint8_t *data2, int16_t x, int16_t y, int16_t w, int16_t h, bool invert=false, bool mirror_y=false, bool pgm=false)
 
void drawImagePart(const uint8_t bitmap[], int16_t x_part, int16_t y_part, int16_t w_bitmap, int16_t h_bitmap, int16_t x, int16_t y, int16_t w, int16_t h, bool invert=false, bool mirror_y=false, bool pgm=false)
 
void drawNative(const uint8_t *data1, const uint8_t *data2, int16_t x, int16_t y, int16_t w, int16_t h, bool invert=false, bool mirror_y=false, bool pgm=false)