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Edgware

Registriert seit: 23. Nov 2014
6 Beiträge
 
Delphi 7 Professional
 
#16

AW: Fehlermeldung "zugewiesener Wert wird niemals benutzt"?

  Alt 19. Mai 2015, 17:25
Hat mir echt gut gefallen, Delphi mochte das nur leider nicht, Dejan Vu... Naja, neuer Versuch

Delphi-Quellcode:
procedure TForm1.B_StartClick(Sender: TObject);

var i, rAnzahl, rVerzogerung, x,y, rDicke :integer;

begin

randomize ;

    rAnzahl:= StrToInt (E_Anzahl.Text);
    rVerzogerung:= StrToInt (E_Pause.Text);

 For i:=1 To rAnzahl do
  begin
      x:= random (800);
      y:= random (800);
      rDicke:= random (30);

      IF C_blau.Checked then
        begin
        Canvas.Brush.Color:= clblue or random (8000000);
        end

        ELSE
        begin
        IF C_Gelb.Checked then
        begin
        Canvas.Brush.Color:= clyellow or random (8000000);
        end
      

        ELSE
        begin
        IF C_gruen.Checked then
        begin
        Canvas.Brush.Color:= clgreen or random (8000000);
        end

        ELSE
        IF C_blau.Checked then
        begin
        Canvas.Brush.Color:= clblue or random (8000000);
        end


        ELSE
        begin
        IF C_pink.Checked then
        begin
        Canvas.Brush.Color:= clfuchsia or random (8000000);
        end

        ELSE
        begin
        IF C_red.Checked then
        begin
        Canvas.Brush.Color:= clred or random (8000000);
        end

        ELSE
        begin
        IF C_ighlight.Checked then
        begin
        Canvas.Brush.Color:= clskyblue or random (800000);
        end

        ELSE
        begin
        IF C_teal.Checked then
        begin
        Canvas.Brush.Color:= clteal or random (8000000);
        end

        ELSE
        begin
        IF C_navy.Checked then
        begin
        Canvas.Brush.Color:= clteal or random (8000000);
        end




        ELSE
        begin
        Canvas.Brush.Color:= clblack;
        end;
        end;
        end;
        end;
        end;
        end;
        end;
        end;


      Canvas.Ellipse(x,y, x+rDicke, y+rDicke) ;
      sleep (rVerzogerung);
    end;

end;

procedure TForm1.B_ClearClick(Sender: TObject);
begin
 refresh;
 E_Anzahl.Text:= ' ';
 E_Pause.Text:= ' ';
end;

end.
-------------------------
Delphi-Quellcode:

procedure TForm1.B_DrawClick(Sender: TObject);
begin

Randomize;


  If rbW.checked = true Then
   Form1.Image1.Canvas.Pen.Color:=clWhite

  Else If rbB.Checked = true Then
   Form1.Image1.Canvas.Pen.Color:=clBlack

  Else If rbY.Checked = true Then
   Form1.Image1.Canvas.Pen.Color:=clYellow

  Else If rbG.Checked = true Then
   Form1.Image1.Canvas.Pen.color:=clGreen

  Else If rbBl.Checked = true Then
   Form1.Image1.Canvas.Pen.Color:=clNavy

  Else If rbR.Checked = true Then
   Form1.Image1.Canvas.Pen.Color:=clRed;

  If RadioButton2.Checked = true Then
   Form1.Image1.Canvas.Brush.Color:= Form1.Image1.Canvas.Pen.Color;


  x:= (Random(Form1.Image1.ClientWidth));
  y:= (Random(Form1.Image1.ClientHeight));

  a:= (Random(Image1.ClientWidth-x));
  b:= (Random(Image1.ClientHeight-y));


  Form1.Image1.Canvas.Rectangle(x,y,x+a,y+b);





end;



procedure TForm1.B_EmtptyClick(Sender: TObject);
begin

Image1.Picture:= nil;

end;

procedure TForm1.B_BackroundClick(Sender: TObject);
begin

  If rbW.checked = true Then
   Form1.Image1.Canvas.Brush.Color:=clWhite

  Else If rbB.Checked = true Then
   Form1.Image1.Canvas.Brush.Color:=clBlack

  Else If rbY.Checked = true Then
   Form1.Image1.Canvas.Brush.Color:=clYellow

  Else If rbG.Checked = true Then
   Form1.Image1.Canvas.Brush.color:=clGreen

  Else If rbBl.Checked = true Then
   Form1.Image1.Canvas.Brush.Color:=clNavy

  Else If rbR.Checked = true Then
   Form1.Image1.Canvas.Brush.Color:=clRed;

   Form1.Image1.Canvas.Rectangle(0,0,Image1.Width,Image1.Height);

end;

end.
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