/*
-Copyright (C) 2001-2006, William Joseph.
-All Rights Reserved.
+ Copyright (C) 2001-2006, William Joseph.
+ All Rights Reserved.
-This file is part of GtkRadiant.
+ This file is part of GtkRadiant.
-GtkRadiant is free software; you can redistribute it and/or modify
-it under the terms of the GNU General Public License as published by
-the Free Software Foundation; either version 2 of the License, or
-(at your option) any later version.
+ GtkRadiant is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2 of the License, or
+ (at your option) any later version.
-GtkRadiant is distributed in the hope that it will be useful,
-but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-GNU General Public License for more details.
+ GtkRadiant is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
-You should have received a copy of the GNU General Public License
-along with GtkRadiant; if not, write to the Free Software
-Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
-*/
+ You should have received a copy of the GNU General Public License
+ along with GtkRadiant; if not, write to the Free Software
+ Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
-#if !defined(INCLUDED_STREAM_TEXTSTREAM_H)
+#if !defined( INCLUDED_STREAM_TEXTSTREAM_H )
#define INCLUDED_STREAM_TEXTSTREAM_H
+#include "globaldefs.h"
+
/// \file
/// \brief Text-output-formatting.
#include "itextstream.h"
+#include "string/string.h"
#include <cctype>
#include <cstddef>
#include <cmath>
#include <stdio.h>
#include <string.h>
+#include <algorithm>
+#include <string>
#include "generic/arrayrange.h"
namespace TextOutputDetail
{
- inline char* write_unsigned_nonzero_decimal_backward(char* ptr, unsigned int decimal)
- {
- for (; decimal != 0; decimal /= 10)
- {
- *--ptr = char('0' + int(decimal % 10));
- }
- return ptr;
- }
-
- inline char* write_signed_nonzero_decimal_backward(char* ptr, int decimal, bool show_positive)
- {
- const bool negative = decimal < 0 ;
- ptr = write_unsigned_nonzero_decimal_backward(ptr, negative ? -decimal : decimal);
- if(negative)
- {
- *--ptr = '-';
- }
- else if(show_positive)
- {
- *--ptr = '+';
- }
- return ptr;
- }
-
- inline char* write_unsigned_nonzero_decimal_backward(char* ptr, unsigned int decimal, bool show_positive)
- {
- ptr = write_unsigned_nonzero_decimal_backward(ptr, decimal);
- if(show_positive)
- {
- *--ptr = '+';
- }
- return ptr;
- }
-
- inline char* write_signed_decimal_backward(char* ptr, int decimal, bool show_positive)
- {
- if(decimal == 0)
- {
- *--ptr = '0';
- }
- else
- {
- ptr = write_signed_nonzero_decimal_backward(ptr, decimal, show_positive);
- }
- return ptr;
- }
-
- inline char* write_unsigned_decimal_backward(char* ptr, unsigned int decimal, bool show_positive)
- {
- if(decimal == 0)
- {
- *--ptr = '0';
- }
- else
- {
- ptr = write_unsigned_nonzero_decimal_backward(ptr, decimal, show_positive);
- }
- return ptr;
- }
-}
-
-
-#ifdef WIN32
+inline char* write_unsigned_nonzero_decimal_backward( char* ptr, unsigned int decimal ){
+ for (; decimal != 0; decimal /= 10 )
+ {
+ *--ptr = char('0' + int(decimal % 10) );
+ }
+ return ptr;
+}
+
+ #if GDEF_ARCH_BITS_64
+inline char* write_size_t_nonzero_decimal_backward( char* ptr, size_t decimal ){
+ for (; decimal != 0; decimal /= 10 )
+ {
+ *--ptr = char('0' + (size_t)( decimal % 10 ) );
+ }
+ return ptr;
+}
+ #endif
+
+inline char* write_signed_nonzero_decimal_backward( char* ptr, int decimal, bool show_positive ){
+ const bool negative = decimal < 0 ;
+ ptr = write_unsigned_nonzero_decimal_backward( ptr, negative ? -decimal : decimal );
+ if ( negative ) {
+ *--ptr = '-';
+ }
+ else if ( show_positive ) {
+ *--ptr = '+';
+ }
+ return ptr;
+}
+
+inline char* write_unsigned_nonzero_decimal_backward( char* ptr, unsigned int decimal, bool show_positive ){
+ ptr = write_unsigned_nonzero_decimal_backward( ptr, decimal );
+ if ( show_positive ) {
+ *--ptr = '+';
+ }
+ return ptr;
+}
+
+ #if GDEF_ARCH_BITS_64
+inline char* write_size_t_nonzero_decimal_backward( char* ptr, size_t decimal, bool show_positive ){
+ ptr = write_size_t_nonzero_decimal_backward( ptr, decimal );
+ if ( show_positive ) {
+ *--ptr = '+';
+ }
+ return ptr;
+}
+ #endif
+
+inline char* write_signed_decimal_backward( char* ptr, int decimal, bool show_positive ){
+ if ( decimal == 0 ) {
+ *--ptr = '0';
+ }
+ else
+ {
+ ptr = write_signed_nonzero_decimal_backward( ptr, decimal, show_positive );
+ }
+ return ptr;
+}
+
+inline char* write_unsigned_decimal_backward( char* ptr, unsigned int decimal, bool show_positive ){
+ if ( decimal == 0 ) {
+ *--ptr = '0';
+ }
+ else
+ {
+ ptr = write_unsigned_nonzero_decimal_backward( ptr, decimal, show_positive );
+ }
+ return ptr;
+}
+
+ #if GDEF_ARCH_BITS_64
+inline char* write_size_t_decimal_backward( char* ptr, size_t decimal, bool show_positive ){
+ if ( decimal == 0 ) {
+ *--ptr = '0';
+ }
+ else
+ {
+ ptr = write_size_t_nonzero_decimal_backward( ptr, decimal, show_positive );
+ }
+ return ptr;
+}
+ #endif
+}
+
+
+#if GDEF_OS_WINDOWS
#define snprintf _snprintf
#endif
/// \brief Writes a single character \p c to \p ostream.
template<typename TextOutputStreamType>
-inline TextOutputStreamType& ostream_write(TextOutputStreamType& ostream, char c)
-{
- ostream.write(&c, 1);
- return ostream;
+inline TextOutputStreamType& ostream_write( TextOutputStreamType& ostream, char c ){
+ ostream.write( &c, 1 );
+ return ostream;
}
/// \brief Writes a double-precision floating point value \p d to \p ostream.
/// The value will be formatted either as decimal with trailing zeros removed, or with scientific 'e' notation, whichever is shorter.
template<typename TextOutputStreamType>
-inline TextOutputStreamType& ostream_write(TextOutputStreamType& ostream, const double d)
-{
- const std::size_t bufferSize = 16;
- char buf[bufferSize];
- ostream.write(buf, snprintf(buf, bufferSize, "%g", d));
- return ostream;
+inline TextOutputStreamType& ostream_write( TextOutputStreamType& ostream, const double d ){
+ const std::size_t bufferSize = 16;
+ char buf[bufferSize];
+ ostream.write( buf, snprintf( buf, bufferSize, "%g", d ) );
+ return ostream;
}
/// \brief Writes a single-precision floating point value \p f to \p ostream.
/// The value will be formatted either as decimal with trailing zeros removed, or with scientific 'e' notation, whichever is shorter.
template<typename TextOutputStreamType>
-inline TextOutputStreamType& ostream_write(TextOutputStreamType& ostream, const float f)
-{
- return ostream_write(ostream, static_cast<double>(f));
+inline TextOutputStreamType& ostream_write( TextOutputStreamType& ostream, const float f ){
+ return ostream_write( ostream, static_cast<double>( f ) );
}
/// \brief Writes a signed integer \p i to \p ostream in decimal form.
/// A '-' sign will be added if the value is negative.
template<typename TextOutputStreamType>
-inline TextOutputStreamType& ostream_write(TextOutputStreamType& ostream, const int i)
-{
- const std::size_t bufferSize = 16;
+inline TextOutputStreamType& ostream_write( TextOutputStreamType& ostream, const int i ){
+ const std::size_t bufferSize = 16;
#if 1
- char buf[bufferSize];
- char* begin = TextOutputDetail::write_signed_decimal_backward(buf + bufferSize, i, false);
- ostream.write(begin, (buf + bufferSize) - begin);
+ char buf[bufferSize];
+ char* begin = TextOutputDetail::write_signed_decimal_backward( buf + bufferSize, i, false );
+ ostream.write( begin, ( buf + bufferSize ) - begin );
#else
- char buf[bufferSize];
- ostream.write(buf, snprintf(buf, bufferSize, "%i", i));
+ char buf[bufferSize];
+ ostream.write( buf, snprintf( buf, bufferSize, "%i", i ) );
#endif
- return ostream;
+ return ostream;
}
typedef unsigned int Unsigned;
/// \brief Writes an unsigned integer \p i to \p ostream in decimal form.
template<typename TextOutputStreamType>
-inline TextOutputStreamType& ostream_write(TextOutputStreamType& ostream, const Unsigned i)
-{
- const std::size_t bufferSize = 16;
+inline TextOutputStreamType& ostream_write( TextOutputStreamType& ostream, const Unsigned i ){
+ const std::size_t bufferSize = 16;
#if 1
- char buf[bufferSize];
- char* begin = TextOutputDetail::write_unsigned_decimal_backward(buf + bufferSize, i, false);
- ostream.write(begin, (buf + bufferSize) - begin);
+ char buf[bufferSize];
+ char* begin = TextOutputDetail::write_unsigned_decimal_backward( buf + bufferSize, i, false );
+ ostream.write( begin, ( buf + bufferSize ) - begin );
#else
- char buf[bufferSize];
- ostream.write(buf, snprintf(buf, bufferSize, "%u", i));
+ char buf[bufferSize];
+ ostream.write( buf, snprintf( buf, bufferSize, "%u", i ) );
#endif
- return ostream;
+ return ostream;
}
-/// \brief Writes a null-terminated \p string to \p ostream.
+#if GDEF_ARCH_BITS_64
+
+/// \brief Writes a size_t \p i to \p ostream in decimal form.
template<typename TextOutputStreamType>
-inline TextOutputStreamType& ostream_write(TextOutputStreamType& ostream, const char* string)
-{
- ostream.write(string, strlen(string));
- return ostream;
+inline TextOutputStreamType& ostream_write( TextOutputStreamType& ostream, const size_t i ){
+ // max is 18446744073709551615, buffer of 32 chars should always be enough
+ const std::size_t bufferSize = 32;
+#if 1
+ char buf[bufferSize];
+ char* begin = TextOutputDetail::write_size_t_decimal_backward( buf + bufferSize, i, false );
+ ostream.write( begin, ( buf + bufferSize ) - begin );
+#else
+ char buf[bufferSize];
+ ostream.write( buf, snprintf( buf, bufferSize, "%u", i ) );
+#endif
+ return ostream;
}
-class HexChar
-{
-public:
- char m_value;
- HexChar(char value) : m_value(value)
- {
- }
-};
+#endif
-/// \brief Writes a single character \p c to \p ostream in hexadecimal form.
+/// \brief Writes a null-terminated \p string to \p ostream.
template<typename TextOutputStreamType>
-inline TextOutputStreamType& ostream_write(TextOutputStreamType& ostream, const HexChar& c)
-{
- const std::size_t bufferSize = 16;
- char buf[bufferSize];
- ostream.write(buf, snprintf(buf, bufferSize, "%X", c.m_value & 0xFF));
- return ostream;
+inline TextOutputStreamType& ostream_write( TextOutputStreamType& ostream, const char* string ){
+ ostream.write( string, strlen( string ) );
+ return ostream;
}
-template<typename T>
-class LeftJustified
+class HexChar
{
public:
- const T& m_t;
- std::size_t m_size;
- LeftJustified(const T& t, std::size_t size) : m_t(t), m_size(size)
- {
- }
-};
-
-template<typename T>
-LeftJustified<T> makeLeftJustified(const T& t, std::size_t size)
-{
- return LeftJustified<T>(t, size);
+char m_value;
+HexChar( char value ) : m_value( value ){
}
-
-template<typename TextOutputStreamType>
-class CountingOutputStream
-{
- TextOutputStreamType& m_ostream;
-public:
- std::size_t m_count;
- CountingOutputStream(TextOutputStreamType& ostream) : m_ostream(ostream)
- {
- }
- std::size_t write(const char* buffer, std::size_t length)
- {
- m_count += length;
- return m_ostream.write(buffer, length);
- }
};
-template<typename TextOutputStreamType, typename T>
-inline CountingOutputStream<TextOutputStreamType>& operator<<(CountingOutputStream<TextOutputStreamType>& ostream, const T& t)
-{
- return ostream_write(ostream, t);
-}
-
-
-/// \brief Writes any type to \p ostream padded with spaces afterwards.
-template<typename TextOutputStreamType, typename T>
-inline TextOutputStreamType& ostream_write(TextOutputStreamType& ostream, const LeftJustified<T>& justified)
-{
- CountingOutputStream<TextOutputStreamType> count(ostream);
- count << justified.m_t;
- while(justified.m_size > count.m_count)
- {
- count << ' ';
- }
- return ostream;
+/// \brief Writes a single character \p c to \p ostream in hexadecimal form.
+template<typename TextOutputStreamType>
+inline TextOutputStreamType& ostream_write( TextOutputStreamType& ostream, const HexChar& c ){
+ const std::size_t bufferSize = 16;
+ char buf[bufferSize];
+ ostream.write( buf, snprintf( buf, bufferSize, "%X", c.m_value & 0xFF ) );
+ return ostream;
}
class FloatFormat
{
public:
- double m_f;
- int m_width;
- int m_precision;
- FloatFormat(double f, int width, int precision)
- : m_f(f), m_width(width), m_precision(precision)
- {
- }
+double m_f;
+int m_width;
+int m_precision;
+FloatFormat( double f, int width, int precision )
+ : m_f( f ), m_width( width ), m_precision( precision ){
+}
};
/// \brief Writes a floating point value to \p ostream with a specific width and precision.
template<typename TextOutputStreamType>
-inline TextOutputStreamType& ostream_write(TextOutputStreamType& ostream, const FloatFormat& formatted)
-{
- const std::size_t bufferSize = 32;
- char buf[bufferSize];
- ostream.write(buf, snprintf(buf, bufferSize, "%*.*lf", formatted.m_width, formatted.m_precision, formatted.m_f));
- return ostream;
+inline TextOutputStreamType& ostream_write( TextOutputStreamType& ostream, const FloatFormat& formatted ){
+ const std::size_t bufferSize = 32;
+ char buf[bufferSize];
+ ostream.write( buf, snprintf( buf, bufferSize, "%*.*lf", formatted.m_width, formatted.m_precision, formatted.m_f ) );
+ return ostream;
}
// never displays exponent, prints up to 10 decimal places
class Decimal
{
public:
- double m_f;
- Decimal(double f) : m_f(f)
- {
- }
+double m_f;
+Decimal( double f ) : m_f( f ){
+}
};
/// \brief Writes a floating point value to \p ostream in decimal form with trailing zeros removed.
template<typename TextOutputStreamType>
-inline TextOutputStreamType& ostream_write(TextOutputStreamType& ostream, const Decimal& decimal)
-{
- const int bufferSize = 22;
- char buf[bufferSize];
- std::size_t length = snprintf(buf, bufferSize, "%10.10lf", decimal.m_f);
- const char* first = buf;
- for(; *first == ' '; ++first)
- {
- }
- const char* last = buf + length - 1;
- for(; *last == '0'; --last)
- {
- }
- if(*last == '.')
- {
- --last;
- }
- ostream.write(first, last - first + 1);
- return ostream;
-}
-
-
-typedef ArrayRange<const char> StringRange;
+inline TextOutputStreamType& ostream_write( TextOutputStreamType& ostream, const Decimal& decimal ){
+ const int bufferSize = 22;
+ char buf[bufferSize];
+ std::size_t length = snprintf( buf, bufferSize, "%10.10lf", decimal.m_f );
+ const char* first = buf;
+ for (; *first == ' '; ++first )
+ {
+ }
+ const char* last = buf + length - 1;
+ for (; *last == '0'; --last )
+ {
+ }
+ if ( *last == '.' ) {
+ --last;
+ }
+ ostream.write( first, last - first + 1 );
+ return ostream;
+}
+
/// \brief Writes a \p range of characters to \p ostream.
template<typename TextOutputStreamType>
-inline TextOutputStreamType& ostream_write(TextOutputStreamType& ostream, const StringRange& range)
-{
- ostream.write(range.begin, range.end - range.begin);
- return ostream;
+inline TextOutputStreamType& ostream_write( TextOutputStreamType& ostream, const StringRange& range ){
+ ostream.write( range.first, range.last - range.first );
+ return ostream;
}
template<typename Type>
class Quoted
{
public:
- const Type& m_type;
- Quoted(const Type& type)
- : m_type(type)
- {
- }
+const Type& m_type;
+Quoted( const Type& type )
+ : m_type( type ){
+}
};
template<typename Type>
-inline Quoted<Type> makeQuoted(const Type& type)
-{
- return Quoted<Type>(type);
+inline Quoted<Type> makeQuoted( const Type& type ){
+ return Quoted<Type>( type );
}
/// \brief Writes any type to \p ostream with a quotation mark character before and after it.
template<typename TextOutputStreamType, typename Type>
-inline TextOutputStreamType& ostream_write(TextOutputStreamType& ostream, const Quoted<Type>& quoted)
-{
- return ostream << '"' << quoted.m_type << '"';
+inline TextOutputStreamType& ostream_write( TextOutputStreamType& ostream, const Quoted<Type>& quoted ){
+ return ostream << '"' << quoted.m_type << '"';
}
class LowerCase
{
public:
- const char* m_string;
- LowerCase(const char* string) : m_string(string)
- {
- }
+const char* m_string;
+LowerCase( const char* string ) : m_string( string ){
+}
};
/// \brief Writes a string to \p ostream converted to lower-case.
template<typename TextOutputStreamType>
-inline TextOutputStreamType& ostream_write(TextOutputStreamType& ostream, const LowerCase& lower)
-{
- for(const char* p = lower.m_string; *p != '\0'; ++p)
- {
- ostream << static_cast<char>(std::tolower(*p));
- }
- return ostream;
+inline TextOutputStreamType& ostream_write( TextOutputStreamType& ostream, const LowerCase& lower ){
+ for ( const char* p = lower.m_string; *p != '\0'; ++p )
+ {
+ ostream << static_cast<char>( std::tolower( *p ) );
+ }
+ return ostream;
}
template<typename TextInputStreamType, int SIZE = 1024>
class SingleCharacterInputStream
{
- TextInputStreamType& m_inputStream;
- char m_buffer[SIZE];
- char* m_cur;
- char* m_end;
-
- bool fillBuffer()
- {
- m_end = m_buffer + m_inputStream.read(m_buffer, SIZE);
- m_cur = m_buffer;
- return m_cur != m_end;
- }
+TextInputStreamType& m_inputStream;
+char m_buffer[SIZE];
+char* m_cur;
+char* m_end;
+
+bool fillBuffer(){
+ m_end = m_buffer + m_inputStream.read( m_buffer, SIZE );
+ m_cur = m_buffer;
+ return m_cur != m_end;
+}
public:
- SingleCharacterInputStream(TextInputStreamType& inputStream) : m_inputStream(inputStream), m_cur(m_buffer), m_end(m_buffer)
- {
- }
- bool readChar(char& c)
- {
- if(m_cur == m_end && !fillBuffer())
- {
- return false;
- }
-
- c = *m_cur++;
- return true;
- }
+SingleCharacterInputStream( TextInputStreamType& inputStream ) : m_inputStream( inputStream ), m_cur( m_buffer ), m_end( m_buffer ){
+}
+bool readChar( char& c ){
+ if ( m_cur == m_end && !fillBuffer() ) {
+ return false;
+ }
+
+ c = *m_cur++;
+ return true;
+}
};
/// \brief A wrapper for a TextOutputStream, optimised for writing a single character at a time.
class SingleCharacterOutputStream : public TextOutputStream
{
- enum unnamed0 { m_bufsize = 1024 };
- TextOutputStream& m_ostream;
- char m_buffer[m_bufsize];
- char* m_pos;
- const char* m_end;
-
- const char* end() const
- {
- return m_end;
- }
- void reset()
- {
- m_pos = m_buffer;
- }
- void flush()
- {
- m_ostream.write(m_buffer, m_pos - m_buffer);
- reset();
- }
+enum unnamed0 { m_bufsize = 1024 };
+TextOutputStream& m_ostream;
+char m_buffer[m_bufsize];
+char* m_pos;
+const char* m_end;
+
+const char* end() const {
+ return m_end;
+}
+void reset(){
+ m_pos = m_buffer;
+}
+void flush(){
+ m_ostream.write( m_buffer, m_pos - m_buffer );
+ reset();
+}
+public:
+SingleCharacterOutputStream( TextOutputStream& ostream ) : m_ostream( ostream ), m_pos( m_buffer ), m_end( m_buffer + m_bufsize ){
+}
+~SingleCharacterOutputStream(){
+ flush();
+}
+void write( const char c ){
+ if ( m_pos == end() ) {
+ flush();
+ }
+ *m_pos++ = c;
+}
+std::size_t write( const char* buffer, std::size_t length ){
+ const char*const end = buffer + length;
+ for ( const char* p = buffer; p != end; ++p )
+ {
+ write( *p );
+ }
+ return length;
+}
+};
+
+
+/// \brief A wrapper for a TextInputStream used for reading one text line at a time.
+template<typename TextInputStreamType, int SIZE = 1024>
+class TextLinesInputStream
+{
+TextInputStreamType& m_inputStream;
+char m_buffer[SIZE + 1];
+char* m_cur;
+char* m_end;
+
+int fillBuffer(){
+ m_end = m_buffer + m_inputStream.read( m_buffer, SIZE );
+ m_cur = m_buffer;
+ m_buffer[SIZE] = '\0';
+ *m_end = '\0';
+ return m_end - m_cur;
+}
public:
- SingleCharacterOutputStream(TextOutputStream& ostream) : m_ostream(ostream), m_pos(m_buffer), m_end(m_buffer+m_bufsize)
- {
- }
- ~SingleCharacterOutputStream()
- {
- flush();
- }
- void write(const char c)
- {
- if(m_pos == end())
- {
- flush();
- }
- *m_pos++ = c;
- }
- std::size_t write(const char* buffer, std::size_t length)
- {
- const char*const end = buffer + length;
- for(const char* p = buffer; p != end; ++p)
- {
- write(*p);
- }
- return length;
- }
+
+TextLinesInputStream( TextInputStreamType& inputStream ) : m_inputStream( inputStream ), m_cur( m_buffer ), m_end( m_buffer ){
+ m_buffer[0] = '\0';
+}
+
+CopiedString readLine(){
+ std::string s;
+ char* m_fin;
+
+ while ( (m_fin = strchr( m_cur, '\n' )) == 0 )
+ {
+ s.append( m_cur, m_end - m_cur );
+ if ( fillBuffer() <= 0 ) break;
+ }
+ if ( m_fin != 0 ) {
+ s.append( m_cur, m_fin - m_cur + 1 );
+ m_cur = m_fin + 1;
+ }
+
+ return CopiedString( s.c_str() );
+}
};
+
/// \brief A wrapper for a TextOutputStream, optimised for writing a few characters at a time.
template<typename TextOutputStreamType, int SIZE = 1024>
class BufferedTextOutputStream : public TextOutputStream
{
- TextOutputStreamType outputStream;
- char m_buffer[SIZE];
- char* m_cur;
+TextOutputStreamType outputStream;
+char m_buffer[SIZE];
+char* m_cur;
public:
- BufferedTextOutputStream(TextOutputStreamType& outputStream) : outputStream(outputStream), m_cur(m_buffer)
- {
- }
- ~BufferedTextOutputStream()
- {
- outputStream.write(m_buffer, m_cur - m_buffer);
- }
- std::size_t write(const char* buffer, std::size_t length)
- {
- std::size_t remaining = length;
- for(;;)
- {
- std::size_t n = std::min(remaining, std::size_t((m_buffer + SIZE) - m_cur));
- m_cur = std::copy(buffer, buffer + n, m_cur);
- remaining -= n;
- if(remaining == 0)
- {
- return 0;
- }
- outputStream.write(m_buffer, SIZE);
- m_cur = m_buffer;
- }
- }
+BufferedTextOutputStream( TextOutputStreamType& outputStream ) : outputStream( outputStream ), m_cur( m_buffer ){
+}
+~BufferedTextOutputStream(){
+ outputStream.write( m_buffer, m_cur - m_buffer );
+}
+std::size_t write( const char* buffer, std::size_t length ){
+ std::size_t remaining = length;
+ for (;; )
+ {
+ std::size_t n = std::min( remaining, std::size_t( ( m_buffer + SIZE ) - m_cur ) );
+ m_cur = std::copy( buffer, buffer + n, m_cur );
+ remaining -= n;
+ if ( remaining == 0 ) {
+ return 0;
+ }
+ outputStream.write( m_buffer, SIZE );
+ m_cur = m_buffer;
+ }
+}
};
#endif