public void Hourglass() => Bmp.DrawQuad(OldX, OldY, OldX, OldY + BrushSize, CurrentX, CurrentY, CurrentX, CurrentY + BrushSize, BrushColor);
public void Hourglass() => Bmp.DrawQuad(OldX, OldY, OldX, OldY + BrushSize, CurrentX, CurrentY, CurrentX, CurrentY + BrushSize, BrushColor);