gfxPrimitivesSetFont function

void gfxPrimitivesSetFont(List<int> fontdata, int cw, int ch)

Implementation

void gfxPrimitivesSetFont(List<int> fontdata, int cw, int ch) {
  int i;

  if (fontdata.isNotEmpty && cw != 0 && ch != 0) {
    currentFontdata = fontdata;
    charWidth = cw;
    charHeight = ch;
  } else {
    currentFontdata = gfxPrimitivesFontdata;
    charWidth = 8;
    charHeight = 8;
  }

  charPitch = (charWidth + 7) ~/ 8;
  charSize = charPitch * charHeight;

  /* Maybe flip width/height for rendering */
  if ((charRotation == 1) || (charRotation == 3)) {
    charWidthLocal = charHeight;
    charHeightLocal = charWidth;
  } else {
    charWidthLocal = charWidth;
    charHeightLocal = charHeight;
  }

  /* Clear character cache */
  for (i = 0; i < 256; i++) {
    if (gfxPrimitivesFont[i] != nullptr) {
      sdlDestroyTexture(gfxPrimitivesFont[i]);
      gfxPrimitivesFont[i] = nullptr;
    }
  }
}