96 lines
3.1 KiB
C++
96 lines
3.1 KiB
C++
/**
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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 streamWriter.h
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* @author drose
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* @date 2002-08-04
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*/
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#ifndef STREAMWRITER_H
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#define STREAMWRITER_H
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#include "dtoolbase.h"
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#include "pnotify.h"
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#include "numeric_types.h"
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#include "littleEndian.h"
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#include "bigEndian.h"
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/**
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* A StreamWriter object is used to write sequential binary data directly to
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* an ostream. Its interface is very similar to Datagram by design; it's
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* primarily intended as a convenience to eliminate the overhead of writing
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* bytes to a Datagram and then writing the Datagram to a stream.
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*/
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class EXPCL_DTOOL_PRC StreamWriter {
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public:
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INLINE StreamWriter(std::ostream &out);
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PUBLISHED:
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INLINE explicit StreamWriter(std::ostream *out, bool owns_stream);
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INLINE StreamWriter(const StreamWriter ©);
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INLINE StreamWriter(StreamWriter &&from) noexcept;
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INLINE void operator = (const StreamWriter ©);
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INLINE void operator = (StreamWriter &&from) noexcept;
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INLINE ~StreamWriter();
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INLINE std::ostream *get_ostream() const;
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MAKE_PROPERTY(std::ostream, get_ostream);
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BLOCKING INLINE void add_bool(bool value);
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BLOCKING INLINE void add_int8(int8_t value);
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BLOCKING INLINE void add_uint8(uint8_t value);
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// The default numeric packing is little-endian.
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BLOCKING INLINE void add_int16(int16_t value);
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BLOCKING INLINE void add_int32(int32_t value);
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BLOCKING INLINE void add_int64(int64_t value);
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BLOCKING INLINE void add_uint16(uint16_t value);
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BLOCKING INLINE void add_uint32(uint32_t value);
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BLOCKING INLINE void add_uint64(uint64_t value);
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BLOCKING INLINE void add_float32(float value);
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BLOCKING INLINE void add_float64(PN_float64 value);
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// These functions pack numbers big-endian, in case that's desired.
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BLOCKING INLINE void add_be_int16(int16_t value);
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BLOCKING INLINE void add_be_int32(int32_t value);
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BLOCKING INLINE void add_be_int64(int64_t value);
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BLOCKING INLINE void add_be_uint16(uint16_t value);
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BLOCKING INLINE void add_be_uint32(uint32_t value);
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BLOCKING INLINE void add_be_uint64(uint64_t value);
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BLOCKING INLINE void add_be_float32(float value);
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BLOCKING INLINE void add_be_float64(PN_float64 value);
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BLOCKING INLINE void add_string(const std::string &str);
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BLOCKING INLINE void add_string32(const std::string &str);
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BLOCKING INLINE void add_z_string(std::string str);
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BLOCKING INLINE void add_fixed_string(const std::string &str, size_t size);
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BLOCKING void pad_bytes(size_t size);
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EXTENSION(void append_data(PyObject *data));
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BLOCKING INLINE void flush();
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BLOCKING INLINE void write(const std::string &str);
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public:
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BLOCKING INLINE void append_data(const void *data, size_t size);
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BLOCKING INLINE void append_data(const std::string &data);
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private:
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std::ostream *_out;
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bool _owns_stream;
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#ifdef HAVE_PYTHON
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PUBLISHED:
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// Python 2 needs this for printing to work correctly.
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int softspace;
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#endif
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};
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#include "streamWriter.I"
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#endif
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