delphi RGB與TColor的轉換

1.RGB轉換為Tcolor
function RGBToColor(R,G,B: byte): Tcolor;
begin
  Result := B Shl 16 or G  shl 8 or R;
end;
 
2.Tcolor轉換為RGB
 
proceudre Tform1.Button1Clink(Sender: Tobject);
var
  Color: TColor;
  R, G, B: integer;
begin
  Color := ClBlack;
  R := Color and $FF;
  G := (Color and $FF00) shr 8;
  B := (Color and $FF0000) shr 16;
end;