Koordinatensystem in Scrollbox?

[DeddyH]

Delphi-Quellcode:

unit UnitNix;

interface

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

type
  TForm1 = class(TForm)
    ScrollBox1: TScrollBox;
    PaintBox1: TPaintBox;
    procedure PaintBox1Paint(Sender: TObject);
    procedure FormCreate(Sender: TObject);
  private
    { Private-Deklarationen }
  public
    { Public-Deklarationen }
  end;

var
  Form1: TForm1;

implementation

{$R *.DFM}

procedure TForm1.PaintBox1Paint(Sender: TObject);
begin
  //Diagonale zeichnen 
  PaintBox1.Canvas.MoveTo(1,1);
  PaintBox1.Canvas.LineTo(PaintBox1.Width,PaintBox1.Height);
end;

procedure TForm1.FormCreate(Sender: TObject);
begin
  PaintBox1.Height := ScrollBox1.Height * 2;
  PaintBox1.Width := ScrollBox1.ClientWidth;
end;

end.