code: def SetPixelColor(self, x: int, y: int, argb: int) -> bool:
          
          return _DllClient.instance().dll.BitmapSetPixel(self._bitmap, x, y, argb)
docs: Set color value of a pixel.
          x: int.
          y: int.
          argb: int, color value.
          Return bool, True if succeed otherwise False.