| VRS - The Virtual Rendering System |
| version 3.3 |
00001 /********************************************************************** 00002 VRS - The Virtual Rendering System 00003 Copyright (C) 2001 Computer Graphics Systems Group at the 00004 Hasso-Plattner-Institute, Potsdam, Germany. 00005 This library is free software; you can redistribute it and/or 00006 modify it under the terms of the GNU Lesser General Public 00007 License as published by the Free Software Foundation; either 00008 version 2.1 of the License, or (at your option) any later version. 00009 This library is distributed in the hope that it will be useful, but 00010 WITHOUT ANY WARRANTY; without even the implied warranty of 00011 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. 00012 See the GNU Lesser General Public License for more details. 00013 You should have received a copy of the GNU Lesser+ General Public 00014 License along with this library; if not, write to the FreeSoftware 00015 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA, 02111-1307, USA. 00016 **********************************************************************/ 00017 // $Id: fileimage.h 6014 2007-08-09 07:51:16Z Konstantin_Baumann $ 00018 // $Date: 2007-08-09 09:51:16 +0200 (Thu, 09 Aug 2007) $ 00019 // $Revision: 6014 $ 00020 // $State$ 00021 // $Author: Konstantin_Baumann $ 00022 // 00023 // $Log$ 00024 // Revision 1.18 2005/01/03 01:43:08 klimetschek 00025 // - modified win32 project layout, splitted vrs.vcproj into vrs_container, vrs_core, vrs_sg, vrs_image, vrs_opengl and vrs_io 00026 // - removed vrs.vcproj 00027 // minor things: 00028 // - added all glutexamples to vrs4glut.sln 00029 // - fixed some problems in glutexamples 00030 // - removed all project references from all VS projects (using solution wide project dependencies instead) 00031 // 00032 // Revision 1.17 2004/11/03 11:20:07 saar 00033 // Class comment changed (Doxygen style) 00034 // 00035 // Revision 1.16 2004/03/12 16:28:40 baumann 00036 // macros VRS_NAMESPACE_BEGIN/_END expanded and removed 00037 // 00038 // Revision 1.15 2004/01/19 11:43:58 baumann 00039 // serialization mechanism improved 00040 // 00041 // Revision 1.14 2003/11/07 14:19:24 kirsch 00042 // removed leading underscore from include guards 00043 // 00044 // Revision 1.13 2003/06/23 09:47:42 baumann 00045 // - new compile time switch VRS_HAS_WSTRING added 00046 // - renamed macros VRS_HAVE_* to VRS_HAS_* 00047 // - removed "typedef std::string String;" 00048 // - Font uses ImageTexture2D instead of ImageTexture2DGL 00049 // 00050 // Revision 1.12 2002/10/29 10:32:52 baumann 00051 // macros VRS_CLASSNAME_* and VRS_IMPL_TYPEINFO_* removed 00052 // 00053 // Revision 1.11 2002/04/08 15:08:34 baumann 00054 // default argument for layerSequence added 00055 // 00056 // Revision 1.10 2002/03/03 21:44:25 kosta 00057 // VRS_TYPEINFO-macro rewritten 00058 // 00059 // Revision 1.9 2002/02/19 10:34:15 kosta 00060 // undone all changes since 2002-02-15 00061 // 00062 // Revision 1.6 2002/02/05 07:48:26 kosta 00063 // new persistency macros: 00064 // VRS_SERIALIZABLE(CLASS_NAME); 00065 // VRS_SERIALIZABLE_ABSTRACT_CLASS(CLASS_NAME); 00066 // VRS_SERIALIZABLE_NO_SO_CLASS(CLASS_NAME) 00067 // 00068 // Revision 1.5 2002/02/04 13:07:20 kosta 00069 // VRS_SERIALIZABLE macros completely rewritten 00070 // 00071 // Revision 1.4 2002/01/15 16:25:54 kosta 00072 // macros rewritten for a better namespace support 00073 // 00074 // Revision 1.3 2001/11/13 16:36:31 kirsch 00075 // changed line feed to unix style (removed control-M) 00076 // 00077 // Revision 1.2 2001/07/02 10:14:29 kersting 00078 // changes due to enum definition 00079 // 00080 // Revision 1.1.1.1 2001/06/08 08:09:21 kirsch 00081 // imported alpha-version by olli 00082 // 00083 00084 00085 #ifndef VRS_IMAGE_FILEIMAGE_H 00086 #define VRS_IMAGE_FILEIMAGE_H 00087 00088 #include <vrs/image/image.h> 00089 #include <vrs/io/filedataresource.h> 00090 00091 namespace VRS { 00092 00094 class VRS_CORE_API FileImage : public Image { 00095 public: 00096 FileImage(const std::string& filename, bool isWritable = false); 00101 FileImage(const std::string& filename, int width, int height, 00102 Image::LayerSequence layerSequence = Image::RGB, 00103 bool persistent = true); 00104 FileImage(const std::string& filename, Image* source, bool persistent = true); 00105 FileImage(const std::string& filename, Image* source, 00106 int newWidth, int newHeight, bool persistent = true); 00112 FileImage(DataResource* resource); 00114 00115 virtual int width() const; 00116 virtual int height() const; 00118 00119 virtual void* lineComponents(int y) const; 00120 virtual void* pixelComponents(int x, int y, int component = 0) const; 00122 00123 VRS_TYPEINFO(FileImage, Image); 00124 VRS_SERIALIZABLE(FileImage); 00125 00126 protected: 00127 FileImage(); // only for serialization 00128 00129 private: 00130 void init(DataResource* resource); 00131 00132 SO<DataResource> resource_; 00133 int width_; 00134 int height_; 00135 unsigned char* data_; 00136 }; 00137 00138 } // namespace VRS 00139 00140 #endif // VRS_IMAGE_FILEIMAGE_H