99 lines
2.1 KiB
C
99 lines
2.1 KiB
C
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/**
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* PANDA 3D SOFTWARE
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* Copyright (c) Carnegie Mellon University. All rights reserved.
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*
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* All use of this software is subject to the terms of the revised BSD
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* license. You should have received a copy of this license along
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* with this source code in a file named "LICENSE."
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*
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* @file iffInputFile.h
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* @author drose
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* @date 2001-04-24
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*/
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#ifndef IFFINPUTFILE_H
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#define IFFINPUTFILE_H
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#include "pandatoolbase.h"
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#include "iffId.h"
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#include "iffChunk.h"
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#include "typedObject.h"
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#include "pointerTo.h"
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class Datagram;
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/**
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* A wrapper around an istream used for reading an IFF file.
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*/
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class IffInputFile : public TypedObject {
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public:
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IffInputFile();
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virtual ~IffInputFile();
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bool open_read(Filename filename);
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void set_input(std::istream *input, bool owns_istream);
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INLINE void set_filename(const Filename &filename);
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INLINE const Filename &get_filename() const;
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INLINE bool is_eof() const;
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INLINE size_t get_bytes_read() const;
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INLINE void align();
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int8_t get_int8();
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uint8_t get_uint8();
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int16_t get_be_int16();
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int32_t get_be_int32();
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uint16_t get_be_uint16();
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uint32_t get_be_uint32();
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PN_stdfloat get_be_float32();
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std::string get_string();
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IffId get_id();
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PT(IffChunk) get_chunk();
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PT(IffChunk) get_subchunk(IffChunk *context);
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bool read_byte(char &byte);
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bool read_bytes(Datagram &datagram, int length);
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bool skip_bytes(int length);
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protected:
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virtual IffChunk *make_new_chunk(IffId id);
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std::istream *_input;
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Filename _filename;
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bool _owns_istream;
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bool _eof;
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bool _unexpected_eof;
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size_t _bytes_read;
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public:
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virtual TypeHandle get_type() const {
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return get_class_type();
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}
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virtual TypeHandle force_init_type() {init_type(); return get_class_type();}
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static TypeHandle get_class_type() {
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return _type_handle;
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}
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static void init_type() {
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TypedObject::init_type();
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register_type(_type_handle, "IffInputFile",
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TypedObject::get_class_type());
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}
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private:
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static TypeHandle _type_handle;
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friend class IffChunk;
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};
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#include "iffInputFile.I"
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#endif
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