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| unit Unit1;
interface
uses Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms, Dialogs, StdCtrls;
type THauptP = class(TForm) Button1: TButton; procedure Button1Click(Sender: TObject); private public end;
var HauptP: THauptP;
schritte : integer; ytextp,xtextp,ytextn,xtextn : integer; xb,yb: string; implementation
uses Dia4QPrg;
{$R *.dfm}
procedure THauptP.Button1Click(Sender: TObject); begin
schritte:=2; ytextp:=14; xtextp:=14; ytextn:=-14; xtextn:=-14; xb:='X-Achse'; yb:='Y-Achse';
Diagramm.Show; end;
end.
---------------------------------------------------- Form 2-
unit Dia4QPrg;
interface
uses Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms, Dialogs, StdCtrls, ExtCtrls;
type TDiagramm = class(TForm) PB: TImage; procedure FormCreate(Sender: TObject);
private public end;
var Diagramm: TDiagramm; schritte,xachse,yachse,i : integer; yb,xb,texta: string; ytextp,xtextp,ytextn,xtextn : integer;
implementation uses Unit1;
{$R *.dfm}
procedure TDiagramm.FormCreate(Sender: TObject); begin
xachse:=40; yachse:=250;
PB.Canvas.MoveTo(xachse,yachse); PB.Canvas.LineTo(460,yachse); PB.Canvas.MoveTo(yachse,xachse); PB.Canvas.LineTo(yachse,460);
PB.Canvas.MoveTo(243,55); PB.Canvas.LineTo(250,40); PB.Canvas.LineTo(257,55);
PB.Canvas.MoveTo(445,257); PB.Canvas.LineTo(460,250); PB.Canvas.LineTo(445,243);
xachse:=68; yachse:=255;
For i:=1 to 29 Do begin PB.Canvas.MoveTo(xachse,yachse); PB.Canvas.LineTo(xachse,245); xachse:=xachse+13; end;
xachse:=245; yachse:=432;
For i:=1 to 29 Do begin PB.Canvas.MoveTo(xachse,yachse); PB.Canvas.LineTo(255,yachse); yachse:=yachse-13; end;
xachse:=61; yachse:=255;
For i:=1 to 7 Do begin texta:=IntToStr(xtextn); PB.Canvas.TextOut(xachse,yachse,texta); xachse:=xachse+26; xtextn:=xtextn+schritte; end;
xachse:=428; yachse:=255;
For i:=1 to 7 Do begin texta:=IntToStr(xtextp); PB.Canvas.TextOut(xachse,yachse,texta); xachse:=xachse-26; xtextp:=xtextp-schritte; end;
yachse:=428; xachse:=230;
For i:=1 to 7 Do begin texta:=IntToStr(ytextp); PB.Canvas.TextOut(xachse,yachse,texta); yachse:=yachse-26; ytextp:=ytextp+schritte; end;
yachse:=62; xachse:=230;
For i:=1 to 7 Do begin texta:=IntToStr(ytextp); PB.Canvas.TextOut(xachse,yachse,texta); yachse:=yachse+26; ytextp:=ytextp-schritte; end;
PB.Canvas.TextOut(230,25,yb); PB.Canvas.TextOut(450,260,xb);
end;
end. |