mirror of
https://gitlab.com/freepascal.org/lazarus/lazarus.git
synced 2025-10-31 22:10:55 +01:00
149d3a219a
- fix screenshot example bug (use GetDC(0) instead of DC = 0) - fix image example - clear LazIntfImage before experiments (part of issue #0019123) - remove all .lrs, .rc files and use .lfm, .res instead git-svn-id: trunk@30244 -
58 lines
1.1 KiB
ObjectPascal
58 lines
1.1 KiB
ObjectPascal
unit ellipseunit;
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{$mode objfpc}{$H+}
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interface
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uses
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Classes, SysUtils, FileUtil, LResources, Forms, Controls, Graphics, Dialogs;
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type
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{ TfrmEllipse }
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TfrmEllipse = class(TForm)
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procedure FormPaint(Sender: TObject);
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private
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{ private declarations }
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public
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{ public declarations }
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end;
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var
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frmEllipse: TfrmEllipse;
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implementation
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{$R *.lfm}
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{ TfrmEllipse }
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procedure TfrmEllipse.FormPaint(Sender: TObject);
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begin
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Canvas.Brush.Color := clBlue;
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Canvas.Brush.Style := bsClear;
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Canvas.TextOut(50, 30, 'Ellipse');
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Canvas.TextOut(150, 30, 'Chord');
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Canvas.TextOut(250, 30, 'Pie');
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Canvas.TextOut(50, 130, 'Arc S=0 L=90');
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Canvas.TextOut(150, 130, 'Arc S=-25 L=45');
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Canvas.TextOut(250, 130, 'Arc S=30 L=-45');
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Canvas.Brush.Style := bsSolid;
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Canvas.Ellipse(50, 50, 100, 100);
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Canvas.Chord(150, 50, 200, 100, 0, 90*16);
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Canvas.RadialPie(250, 50, 300, 100, 0, 90*16);
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Canvas.Arc(50, 150, 100, 200, 0, 90*16);
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Canvas.Arc(150, 150, 200, 200, -25*16, 45*16);
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Canvas.Arc(250, 150, 300, 200, 30*16, -45*16);
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end;
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end.
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