Panda3D
 All Classes Functions Variables Enumerations
sourceTextureImage.h
00001 // Filename: sourceTextureImage.h
00002 // Created by:  drose (28Nov00)
00003 //
00004 ////////////////////////////////////////////////////////////////////
00005 //
00006 // PANDA 3D SOFTWARE
00007 // Copyright (c) Carnegie Mellon University.  All rights reserved.
00008 //
00009 // All use of this software is subject to the terms of the revised BSD
00010 // license.  You should have received a copy of this license along
00011 // with this source code in a file named "LICENSE."
00012 //
00013 ////////////////////////////////////////////////////////////////////
00014 
00015 #ifndef SOURCETEXTUREIMAGE_H
00016 #define SOURCETEXTUREIMAGE_H
00017 
00018 #include "pandatoolbase.h"
00019 
00020 #include "imageFile.h"
00021 
00022 class TextureImage;
00023 class PNMImageHeader;
00024 
00025 ////////////////////////////////////////////////////////////////////
00026 //       Class : SourceTextureImage
00027 // Description : This is a texture image reference as it appears in an
00028 //               egg file: the source image of the texture.
00029 ////////////////////////////////////////////////////////////////////
00030 class SourceTextureImage : public ImageFile {
00031 private:
00032   SourceTextureImage();
00033 
00034 public:
00035   SourceTextureImage(TextureImage *texture, const Filename &filename,
00036                      const Filename &alpha_filename, int alpha_file_channel);
00037 
00038   TextureImage *get_texture() const;
00039 
00040   void increment_egg_count();
00041   int get_egg_count() const;
00042 
00043   bool get_size();
00044   bool read_header();
00045   void set_header(const PNMImageHeader &header);
00046 
00047 private:
00048   TextureImage *_texture;
00049   int _egg_count;
00050   bool _read_header;
00051   bool _successfully_read_header;
00052 
00053   // The TypedWritable interface follows.
00054 public:
00055   static void register_with_read_factory();
00056   virtual void write_datagram(BamWriter *writer, Datagram &datagram);
00057   virtual int complete_pointers(TypedWritable **p_list,
00058                                 BamReader *manager);
00059 
00060 protected:
00061   static TypedWritable *make_SourceTextureImage(const FactoryParams &params);
00062   void fillin(DatagramIterator &scan, BamReader *manager);
00063 
00064 public:
00065   static TypeHandle get_class_type() {
00066     return _type_handle;
00067   }
00068   static void init_type() {
00069     ImageFile::init_type();
00070     register_type(_type_handle, "SourceTextureImage",
00071                   ImageFile::get_class_type());
00072   }
00073   virtual TypeHandle get_type() const {
00074     return get_class_type();
00075   }
00076 
00077 private:
00078   static TypeHandle _type_handle;
00079 };
00080 
00081 INLINE ostream &
00082 operator << (ostream &out, const SourceTextureImage &source) {
00083   source.output_filename(out);
00084   return out;
00085 }
00086 
00087 #endif
00088 
 All Classes Functions Variables Enumerations