85 lines
1.9 KiB
ObjectPascal
85 lines
1.9 KiB
ObjectPascal
program test4nogui;
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{$mode objfpc}{$H+}
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uses
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{$IFDEF UNIX}{$IFDEF UseCThreads}
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cthreads,
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{$ENDIF}{$ENDIF}
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Classes, SysUtils, CustApp,
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BGRAGraphics,
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BGRABitmap,
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BGRABitmapTypes;
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type
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{ TTestBGRANoGui }
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TTestBGRANoGui = class(TCustomApplication)
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protected
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procedure DoRun; override;
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public
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constructor Create(TheOwner: TComponent); override;
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destructor Destroy; override;
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end;
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procedure DrawEllipseHello(bmp: TBGRABitmap);
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begin
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bmp.Fill(BGRABlack);
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bmp.CustomPenStyle := BGRAPenStyle(2,1);
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bmp.FillEllipseLinearColorAntialias(bmp.Width/2,bmp.Height/2,bmp.Width/2-5,bmp.Height/2-5, BGRAPixelTransparent, BGRAWhite);
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bmp.EllipseAntialias(bmp.Width/2,bmp.Height/2,bmp.Width/2-5,bmp.Height/2-5,CSSRed,5);
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if bmp.Height div 10 < 10 then
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bmp.FontHeight := 10
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else
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bmp.FontHeight := bmp.Height div 10;
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with bmp.FontPixelMetric do
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begin
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bmp.TextOut(bmp.Width/2,bmp.Height/2 - (CapLine+Baseline)/2,'Hello world', BGRABlack, taCenter);
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bmp.TextOutAngle(bmp.Width/6,bmp.Height/2 - (CapLine+Baseline)/2, -300, 'Going down!', BGRABlack, taLeftJustify);
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bmp.TextOutAngle(bmp.Width*5/6,bmp.Height/2 - (CapLine+Baseline)/2, 300, 'Going up!', BGRABlack, taRightJustify);
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end;
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bmp.Canvas.Pen.Color := clBlue;
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bmp.Canvas.MoveTo(0,0);
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bmp.Canvas.LineTo(bmp.Width,bmp.Height);
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end;
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{ TTestBGRANoGui }
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procedure TTestBGRANoGui.DoRun;
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var
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bmp: TBGRABitmap;
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begin
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TBGRABitmap.AddFreeTypeFontFolder(GetCurrentDir);
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bmp := TBGRABitmap.Create(800,600,BGRABlack);
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DrawEllipseHello(bmp);
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bmp.SaveToFile('test.png');
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bmp.free;
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Terminate;
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end;
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constructor TTestBGRANoGui.Create(TheOwner: TComponent);
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begin
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inherited Create(TheOwner);
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end;
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destructor TTestBGRANoGui.Destroy;
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begin
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inherited Destroy;
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end;
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var
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Application: TTestBGRANoGui;
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{$R *.res}
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begin
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Application:=TTestBGRANoGui.Create(nil);
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Application.Title:='TestBGRANoGui';
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Application.Run;
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Application.Free;
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end.
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