[compuin]

Lo hice asi

Código Delphi [-]
unit Unit1;

interface

uses
  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
  Dialogs, StdCtrls, ExtCtrls;

type
  TPanel = class(ExtCtrls.TPanel);
  TForm1 = class(TForm)
    btnStart: TButton;
    Panel1: TPanel;
    Image1: TImage;
    procedure btnStartClick(Sender: TObject);
  private

  public
  end;

var
  Form1: TForm1;

implementation   {$R *.dfm}

procedure MakeSquares(aCanvas: TCanvas; const pInit: TPoint;
  const ncuad, size: Integer);
var
  x, y: Integer;
  p   : TPoint;
begin
  p.Y := pInit.Y;
  for y := 1 to ncuad do
  begin
    p.X := pInit.X;
    for x := 1 to y do
    begin
      aCanvas.Rectangle( p.X - 1, p.Y - 1, p.X + size, p.Y + size);
      Inc( p.X, size );
    end;
    Inc( p.Y, size);
  end;
end;

procedure TForm1.btnStartClick(Sender: TObject);
begin
  MakeSquares(Canvas, Point( 70, 30 ), 7, 20);
  MakeSquares(Panel1.Canvas, Point( 70, 30 ), 7, 20);
  MakeSquares(Image1.Canvas, Point( 70, 30 ), 7, 20);
  Image1.Canvas.TextOut(12,12, 'Hola');
end;

end.

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