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00015 #ifndef PNMFILETYPESOFTIMAGE_H
00016 #define PNMFILETYPESOFTIMAGE_H
00017
00018 #include "pandabase.h"
00019
00020 #ifdef HAVE_SOFTIMAGE_PIC
00021
00022 #include "pnmFileType.h"
00023 #include "pnmReader.h"
00024 #include "pnmWriter.h"
00025
00026
00027
00028
00029
00030 class EXPCL_PANDA_PNMIMAGETYPES PNMFileTypeSoftImage : public PNMFileType {
00031 public:
00032 PNMFileTypeSoftImage();
00033
00034 virtual string get_name() const;
00035
00036 virtual int get_num_extensions() const;
00037 virtual string get_extension(int n) const;
00038 virtual string get_suggested_extension() const;
00039
00040 virtual bool has_magic_number() const;
00041 virtual bool matches_magic_number(const string &magic_number) const;
00042
00043 virtual PNMReader *make_reader(istream *file, bool owns_file = true,
00044 const string &magic_number = string());
00045 virtual PNMWriter *make_writer(ostream *file, bool owns_file = true);
00046
00047 public:
00048 class Reader : public PNMReader {
00049 public:
00050 Reader(PNMFileType *type, istream *file, bool owns_file, string magic_number);
00051
00052 virtual bool supports_read_row() const;
00053 virtual bool read_row(xel *array, xelval *alpha, int x_size, int y_size);
00054
00055 private:
00056 enum { unknown, rgb, rgba, rgb_a } soft_color;
00057 int rgb_ctype, alpha_ctype;
00058 };
00059
00060 class Writer : public PNMWriter {
00061 public:
00062 Writer(PNMFileType *type, ostream *file, bool owns_file);
00063
00064 virtual bool supports_write_row() const;
00065 virtual bool write_header();
00066 virtual bool write_row(xel *array, xelval *alpha);
00067 };
00068
00069
00070
00071 public:
00072 static void register_with_read_factory();
00073
00074 protected:
00075 static TypedWritable *make_PNMFileTypeSoftImage(const FactoryParams ¶ms);
00076
00077 public:
00078 static TypeHandle get_class_type() {
00079 return _type_handle;
00080 }
00081 static void init_type() {
00082 PNMFileType::init_type();
00083 register_type(_type_handle, "PNMFileTypeSoftImage",
00084 PNMFileType::get_class_type());
00085 }
00086 virtual TypeHandle get_type() const {
00087 return get_class_type();
00088 }
00089 virtual TypeHandle force_init_type() {init_type(); return get_class_type();}
00090
00091 private:
00092 static TypeHandle _type_handle;
00093 };
00094
00095 #endif // HAVE_SOFTIMAGE_PIC
00096
00097 #endif
00098
00099