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90 lines
2.3 KiB
ObjectPascal
90 lines
2.3 KiB
ObjectPascal
{ Copyright (C) 2003 Mattias Gaertner
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This library is free software; you can redistribute it and/or modify it
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under the terms of the GNU Library General Public License as published by
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the Free Software Foundation; either version 2 of the License, or (at your
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option) any later version.
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This program is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU Library General Public License
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for more details.
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You should have received a copy of the GNU Library General Public License
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along with this library; if not, write to the Free Software Foundation,
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Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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}
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unit LazPNM;
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{$mode objfpc}{$H+}
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interface
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uses
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SysUtils, Classes, FPImage, IntfGraphics, Graphics,
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FPReadPNM, FPWritePNM,
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ClipBrd;
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type
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TPNMImage = class(TFPImageBitmap)
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public
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constructor Create; override;
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class function GetFileExtensions: string; override;
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class function GetDefaultFPReader: TFPCustomImageReaderClass; override;
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class function GetDefaultFPWriter: TFPCustomImageWriterClass; override;
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end;
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const
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DefaultPPMMimeType = 'image/ppm';
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DefaultPGMMimeType = 'image/pgm';
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DefaultPBMMimeType = 'image/pbm';
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procedure Register;
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procedure UnRegister;
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implementation
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{ TPNMImage }
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class function TPNMImage.GetDefaultFPReader: TFPCustomImageReaderClass;
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begin
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Result:=TFPReaderPNM;
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end;
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class function TPNMImage.GetDefaultFPWriter: TFPCustomImageWriterClass;
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begin
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Result:=TFPWriterPNM;
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end;
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constructor TPNMImage.Create;
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begin
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inherited Create;
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end;
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class function TPNMImage.GetFileExtensions: string;
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begin
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Result:='ppm;pgm;pbm';
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end;
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procedure Register;
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begin
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TPicture.RegisterFileFormat('ppm', 'PNM Image File', TPNMImage);
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TPicture.RegisterFileFormat('pgm', 'PNM Image File', TPNMImage);
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TPicture.RegisterFileFormat('pbm', 'PNM Image File', TPNMImage);
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TPicture.RegisterClipboardFormat(RegisterClipboardFormat(DefaultPPMMimeType),
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TPNMImage);
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TPicture.RegisterClipboardFormat(RegisterClipboardFormat(DefaultPGMMimeType),
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TPNMImage);
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TPicture.RegisterClipboardFormat(RegisterClipboardFormat(DefaultPBMMimeType),
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TPNMImage);
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end;
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procedure UnRegister;
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begin
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TPicture.UnregisterGraphicClass(TPNMImage);
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end;
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end.
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