Method drawImage

Arduino_ST7789_Fast.cpp:494–507

---------------------------------------------------------- draws image from RAM

// ----------------------------------------------------------
// draws image from RAM
void Arduino_ST7789::drawImage(int16_t x, int16_t y, int16_t w, int16_t h, uint16_t *img16) 
{
  // all protections should be on the application side
  if(w<=0 || h<=0) return;  // left for compatibility
  //if(x>=_width || y>=_height || w<=0 || h<=0) return;
  //if(x+w-1>=_width)  w=_width -x;
  //if(y+h-1>=_height) h=_height-y;
  setAddrWindow(x, y, x+w-1, y+h-1);

  copyMulti((uint8_t *)img16, w*h);

  CS_IDLE;
  SPI_END;
}

// ----------------------------------------------------------
// draws image from flash (PROGMEM)