Method drawRect

src/DisplayManager.cpp:2543–2555

// ### DRAWING FUNCTIONS ###

void DisplayManager_::drawRect(int16_t x, int16_t y, int16_t w, int16_t h, uint32_t color)
{
  for (int16_t i = x; i < x + w; i++)
  {
    matrix->drawPixel(i, y, color);
    matrix->drawPixel(i, y + h - 1, color);
  }
  for (int16_t i = y; i < y + h; i++)
  {
    matrix->drawPixel(x, i, color);
    matrix->drawPixel(x + w - 1, i, color);
  }
}

void DisplayManager_::drawFastVLine(int16_t x, int16_t y, int16_t h, uint32_t color)
{