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95 lines
2.0 KiB
C++
95 lines
2.0 KiB
C++
// Filename: iffInputFile.h
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// Created by: drose (24Apr01)
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//
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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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// Class : IffInputFile
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// Description : A wrapper around an istream used for reading an IFF
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// 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(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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PN_int8 get_int8();
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PN_uint8 get_uint8();
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PN_int16 get_be_int16();
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PN_int32 get_be_int32();
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PN_uint16 get_be_uint16();
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PN_uint32 get_be_uint32();
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float get_be_float32();
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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, size_t length);
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bool skip_bytes(size_t length);
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protected:
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virtual IffChunk *make_new_chunk(IffId id);
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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 IffChunk;
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};
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#include "iffInputFile.I"
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#endif
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