added: convert (functions for converting) currently only int(long) -> string

added: textstream (an efficient memory stream for creating strings -- it's using MemBuffer)



git-svn-id: svn://ttmath.org/publicrep/pikotools/trunk@425 e52654a7-88a9-db11-a3e9-0013d4bc506e
master
Tomasz Sowa 11 years ago
parent 64b05fe8d1
commit d2d30cf640

@ -0,0 +1,45 @@
/*
* This file is a part of PikoTools
* and is distributed under the (new) BSD licence.
* Author: Tomasz Sowa <t.sowa@ttmath.org>
*/
/*
* Copyright (c) 2012, Tomasz Sowa
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* * Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* * Neither the name Tomasz Sowa nor the names of contributors to this
* project may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef headerfile_picotools_membuffer_convert_convert
#define headerfile_picotools_membuffer_convert_convert
#include "inttostr.h"
#endif

@ -0,0 +1,156 @@
/*
* This file is a part of PikoTools
* and is distributed under the (new) BSD licence.
* Author: Tomasz Sowa <t.sowa@ttmath.org>
*/
/*
* Copyright (c) 2012, Tomasz Sowa
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* * Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* * Neither the name Tomasz Sowa nor the names of contributors to this
* project may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef headerfile_picotools_membuffer_convert_inttostr
#define headerfile_picotools_membuffer_convert_inttostr
namespace PT
{
// if the buffer is too small it will be terminated at the beginning (empty string)
// and the function returns false
template<class CharType>
bool Toa(unsigned long value, CharType * buffer, size_t buf_len, int base = 10, size_t * len_out = 0)
{
size_t i1, i2;
long rest;
if( len_out )
*len_out = 0;
if( buf_len == 0 )
return false;
i1 = i2 = 0;
if( base < 2 ) base = 2;
if( base > 16 ) base = 16;
do
{
rest = value % base;
value = value / base;
buffer[i2++] = (rest < 10) ? char(rest) + '0' : char(rest) - 10 + 'A';
}
while(value != 0 && i2 < buf_len);
if( i2 >= buf_len )
{
buffer[0] = 0; // ops, the buffer was too small
return false;
}
if( len_out )
*len_out = i2 - i1;
buffer[i2--] = 0;
for( ; i1 < i2 ; ++i1, --i2)
{
CharType temp = buffer[i1];
buffer[i1] = buffer[i2];
buffer[i2] = temp;
}
return true;
}
// if the buffer is too small it will be terminated at the beginning (empty string)
// and the function returns false
template<class CharType>
bool Toa(long value, CharType * buffer, size_t buf_len, int base = 10, size_t * len_out = 0)
{
if( len_out )
*len_out = 0;
if( buf_len == 0 )
return false;
CharType * buf = buffer;
bool is_sign = false;
if( value < 0 )
{
buffer[0] = '-';
buf += 1;
buf_len -= 1;
value = -value;
is_sign = true;
}
bool res = Toa(static_cast<unsigned long>(value), buf, buf_len, base, len_out);
if( res )
{
if( len_out && is_sign )
*len_out += 1;
}
else
{
buffer[0] = 0;
// len_out is set to zero by Toa()
}
return res;
}
}
#endif

@ -47,25 +47,25 @@ namespace PT
*/
template<class ItemType, size_t stack_size, size_t heap_block_size>
template<typename item_type, size_t stack_size, size_t heap_block_size>
class MemBuffer
{
public:
class Iterator
class iterator
{
public:
bool operator==(const Iterator & i);
bool operator!=(const Iterator & i);
bool operator==(const iterator & i);
bool operator!=(const iterator & i);
Iterator & operator++(); // prefix ++
Iterator operator++(int); // postfix ++
iterator & operator++(); // prefix ++
iterator operator++(int); // postfix ++
Iterator & operator--(); // prefix --
Iterator operator--(int); // postfix --
iterator & operator--(); // prefix --
iterator operator--(int); // postfix --
ItemType & operator*();
item_type & operator*();
private:
@ -77,20 +77,26 @@ public:
};
class ConstIterator
class const_iterator
{
public:
bool operator==(const ConstIterator & i);
bool operator!=(const ConstIterator & i);
const_iterator();
const_iterator(const const_iterator & i);
const_iterator(const iterator & i);
const_iterator & operator=(const const_iterator & i);
const_iterator & operator=(const iterator & i);
ConstIterator & operator++(); // prefix ++
ConstIterator operator++(int); // postfix ++
bool operator==(const const_iterator & i);
bool operator!=(const const_iterator & i);
ConstIterator & operator--(); // prefix --
ConstIterator operator--(int); // postfix --
const_iterator & operator++(); // prefix ++
const_iterator operator++(int); // postfix ++
ItemType operator*();
const_iterator & operator--(); // prefix --
const_iterator operator--(int); // postfix --
item_type operator*();
private:
@ -105,26 +111,30 @@ public:
MemBuffer();
~MemBuffer();
MemBuffer(const MemBuffer<ItemType, stack_size, heap_block_size> & arg);
MemBuffer & operator=(const MemBuffer<ItemType, stack_size, heap_block_size> & arg);
MemBuffer(const MemBuffer<item_type, stack_size, heap_block_size> & arg);
MemBuffer & operator=(const MemBuffer<item_type, stack_size, heap_block_size> & arg);
void append(item_type item);
void append(item_type * item_array, size_t len);
template<typename arg_item_type, size_t arg_stack_size, size_t arg_heap_block_size>
void append(const MemBuffer<arg_item_type, arg_stack_size, arg_heap_block_size> & arg);
void Append(ItemType item);
void Append(ItemType * item_array, size_t len);
size_t Size() const;
bool Empty() const;
size_t size() const;
bool empty() const;
void Reserve(size_t len);
size_t Capacity() const;
void Clear(); // frees memory but only to Capacity()
void reserve(size_t len);
size_t capacity() const;
void clear(); // frees memory but only to capacity()
Iterator Begin();
Iterator End();
iterator begin();
iterator end();
ConstIterator Begin() const;
ConstIterator End() const;
const_iterator begin() const;
const_iterator end() const;
ItemType & operator[](size_t i);
const ItemType operator[](size_t i) const;
item_type & operator[](size_t i);
const item_type operator[](size_t i) const;
private:
@ -132,10 +142,10 @@ private:
struct MemArray
{
size_t size_used;
ItemType * buf;
item_type * buf;
};
ItemType stack_array[stack_size];
item_type stack_array[stack_size];
MemArray * dynamic_array; // dynamic array of MemArray descriptors
size_t dynamic_array_index; // index of a MemArray to which the last insertion was made
// size_t(-1) means the stack_array
@ -144,21 +154,21 @@ private:
size_t size_used; // the size of all valid items
size_t size_allocated; // how many memory is reserved
size_t size_reserved; // memory reserved by Reserve(), it is used by Clear()
size_t size_reserved; // memory reserved by reserve(), it is used by clear()
void AddDynamicNode();
void add_dynamic_node();
};
/*
Iterator
iterator
*/
template<class ItemType, size_t stack_size, size_t heap_block_size>
typename MemBuffer<ItemType, stack_size, heap_block_size>::Iterator &
MemBuffer<ItemType, stack_size, heap_block_size>::Iterator::operator++()
template<typename item_type, size_t stack_size, size_t heap_block_size>
typename MemBuffer<item_type, stack_size, heap_block_size>::iterator &
MemBuffer<item_type, stack_size, heap_block_size>::iterator::operator++()
{
if( dynamic_array_index == size_t(-1) )
{
@ -185,11 +195,11 @@ return *this;
}
template<class ItemType, size_t stack_size, size_t heap_block_size>
typename MemBuffer<ItemType, stack_size, heap_block_size>::Iterator
MemBuffer<ItemType, stack_size, heap_block_size>::Iterator::operator++(int)
template<typename item_type, size_t stack_size, size_t heap_block_size>
typename MemBuffer<item_type, stack_size, heap_block_size>::iterator
MemBuffer<item_type, stack_size, heap_block_size>::iterator::operator++(int)
{
Iterator old(*this);
iterator old(*this);
operator++();
return old;
@ -197,9 +207,9 @@ return old;
template<class ItemType, size_t stack_size, size_t heap_block_size>
typename MemBuffer<ItemType, stack_size, heap_block_size>::Iterator &
MemBuffer<ItemType, stack_size, heap_block_size>::Iterator::operator--()
template<typename item_type, size_t stack_size, size_t heap_block_size>
typename MemBuffer<item_type, stack_size, heap_block_size>::iterator &
MemBuffer<item_type, stack_size, heap_block_size>::iterator::operator--()
{
if( index == 0 )
{
@ -219,11 +229,11 @@ return *this;
}
template<class ItemType, size_t stack_size, size_t heap_block_size>
typename MemBuffer<ItemType, stack_size, heap_block_size>::Iterator
MemBuffer<ItemType, stack_size, heap_block_size>::Iterator::operator--(int)
template<typename item_type, size_t stack_size, size_t heap_block_size>
typename MemBuffer<item_type, stack_size, heap_block_size>::iterator
MemBuffer<item_type, stack_size, heap_block_size>::iterator::operator--(int)
{
Iterator old(*this);
iterator old(*this);
operator++();
return old;
@ -231,8 +241,8 @@ return old;
template<class ItemType, size_t stack_size, size_t heap_block_size>
ItemType & MemBuffer<ItemType, stack_size, heap_block_size>::Iterator::operator*()
template<typename item_type, size_t stack_size, size_t heap_block_size>
item_type & MemBuffer<item_type, stack_size, heap_block_size>::iterator::operator*()
{
if( dynamic_array_index == size_t(-1) )
{
@ -245,8 +255,8 @@ ItemType & MemBuffer<ItemType, stack_size, heap_block_size>::Iterator::operator*
}
template<class ItemType, size_t stack_size, size_t heap_block_size>
bool MemBuffer<ItemType, stack_size, heap_block_size>::Iterator::operator==(const Iterator & i)
template<typename item_type, size_t stack_size, size_t heap_block_size>
bool MemBuffer<item_type, stack_size, heap_block_size>::iterator::operator==(const iterator & i)
{
return mem_buffer == i.mem_buffer &&
dynamic_array_index == i.dynamic_array_index &&
@ -254,8 +264,8 @@ bool MemBuffer<ItemType, stack_size, heap_block_size>::Iterator::operator==(cons
}
template<class ItemType, size_t stack_size, size_t heap_block_size>
bool MemBuffer<ItemType, stack_size, heap_block_size>::Iterator::operator!=(const Iterator & i)
template<typename item_type, size_t stack_size, size_t heap_block_size>
bool MemBuffer<item_type, stack_size, heap_block_size>::iterator::operator!=(const iterator & i)
{
return mem_buffer != i.mem_buffer ||
dynamic_array_index != i.dynamic_array_index ||
@ -265,13 +275,58 @@ bool MemBuffer<ItemType, stack_size, heap_block_size>::Iterator::operator!=(cons
/*
ConstIterator
const_iterator
*/
template<class ItemType, size_t stack_size, size_t heap_block_size>
typename MemBuffer<ItemType, stack_size, heap_block_size>::ConstIterator &
MemBuffer<ItemType, stack_size, heap_block_size>::ConstIterator::operator++()
template<typename item_type, size_t stack_size, size_t heap_block_size>
MemBuffer<item_type, stack_size, heap_block_size>::const_iterator::const_iterator()
{
}
template<typename item_type, size_t stack_size, size_t heap_block_size>
MemBuffer<item_type, stack_size, heap_block_size>::const_iterator::const_iterator(const const_iterator & i)
{
operator=(i);
}
template<typename item_type, size_t stack_size, size_t heap_block_size>
MemBuffer<item_type, stack_size, heap_block_size>::const_iterator::const_iterator(const iterator & i)
{
operator=(i);
}
template<typename item_type, size_t stack_size, size_t heap_block_size>
typename MemBuffer<item_type, stack_size, heap_block_size>::const_iterator &
MemBuffer<item_type, stack_size, heap_block_size>::const_iterator::operator=(const const_iterator & i)
{
mem_buffer = i.mem_buffer;
dynamic_array_index = i.dynamic_array_index;
index = i.index;
return *this;
}
template<typename item_type, size_t stack_size, size_t heap_block_size>
typename MemBuffer<item_type, stack_size, heap_block_size>::const_iterator &
MemBuffer<item_type, stack_size, heap_block_size>::const_iterator::operator=(const iterator & i)
{
mem_buffer = i.mem_buffer;
dynamic_array_index = i.dynamic_array_index;
index = i.index;
return *this;
}
template<typename item_type, size_t stack_size, size_t heap_block_size>
typename MemBuffer<item_type, stack_size, heap_block_size>::const_iterator &
MemBuffer<item_type, stack_size, heap_block_size>::const_iterator::operator++()
{
if( dynamic_array_index == size_t(-1) )
{
@ -298,11 +353,11 @@ return *this;
}
template<class ItemType, size_t stack_size, size_t heap_block_size>
typename MemBuffer<ItemType, stack_size, heap_block_size>::ConstIterator
MemBuffer<ItemType, stack_size, heap_block_size>::ConstIterator::operator++(int)
template<typename item_type, size_t stack_size, size_t heap_block_size>
typename MemBuffer<item_type, stack_size, heap_block_size>::const_iterator
MemBuffer<item_type, stack_size, heap_block_size>::const_iterator::operator++(int)
{
ConstIterator old(*this);
const_iterator old(*this);
operator++();
return old;
@ -310,9 +365,9 @@ return old;
template<class ItemType, size_t stack_size, size_t heap_block_size>
typename MemBuffer<ItemType, stack_size, heap_block_size>::ConstIterator &
MemBuffer<ItemType, stack_size, heap_block_size>::ConstIterator::operator--()
template<typename item_type, size_t stack_size, size_t heap_block_size>
typename MemBuffer<item_type, stack_size, heap_block_size>::const_iterator &
MemBuffer<item_type, stack_size, heap_block_size>::const_iterator::operator--()
{
if( index == 0 )
{
@ -332,11 +387,11 @@ return *this;
}
template<class ItemType, size_t stack_size, size_t heap_block_size>
typename MemBuffer<ItemType, stack_size, heap_block_size>::ConstIterator
MemBuffer<ItemType, stack_size, heap_block_size>::ConstIterator::operator--(int)
template<typename item_type, size_t stack_size, size_t heap_block_size>
typename MemBuffer<item_type, stack_size, heap_block_size>::const_iterator
MemBuffer<item_type, stack_size, heap_block_size>::const_iterator::operator--(int)
{
ConstIterator old(*this);
const_iterator old(*this);
operator++();
return old;
@ -344,8 +399,8 @@ return old;
template<class ItemType, size_t stack_size, size_t heap_block_size>
ItemType MemBuffer<ItemType, stack_size, heap_block_size>::ConstIterator::operator*()
template<typename item_type, size_t stack_size, size_t heap_block_size>
item_type MemBuffer<item_type, stack_size, heap_block_size>::const_iterator::operator*()
{
if( dynamic_array_index == size_t(-1) )
{
@ -358,8 +413,8 @@ ItemType MemBuffer<ItemType, stack_size, heap_block_size>::ConstIterator::operat
}
template<class ItemType, size_t stack_size, size_t heap_block_size>
bool MemBuffer<ItemType, stack_size, heap_block_size>::ConstIterator::operator==(const ConstIterator & i)
template<typename item_type, size_t stack_size, size_t heap_block_size>
bool MemBuffer<item_type, stack_size, heap_block_size>::const_iterator::operator==(const const_iterator & i)
{
return mem_buffer == i.mem_buffer &&
dynamic_array_index == i.dynamic_array_index &&
@ -367,8 +422,8 @@ bool MemBuffer<ItemType, stack_size, heap_block_size>::ConstIterator::operator==
}
template<class ItemType, size_t stack_size, size_t heap_block_size>
bool MemBuffer<ItemType, stack_size, heap_block_size>::ConstIterator::operator!=(const ConstIterator & i)
template<typename item_type, size_t stack_size, size_t heap_block_size>
bool MemBuffer<item_type, stack_size, heap_block_size>::const_iterator::operator!=(const const_iterator & i)
{
return mem_buffer != i.mem_buffer ||
dynamic_array_index != i.dynamic_array_index ||
@ -384,8 +439,8 @@ bool MemBuffer<ItemType, stack_size, heap_block_size>::ConstIterator::operator!=
*/
template<class ItemType, size_t stack_size, size_t heap_block_size>
MemBuffer<ItemType, stack_size, heap_block_size>::MemBuffer()
template<typename item_type, size_t stack_size, size_t heap_block_size>
MemBuffer<item_type, stack_size, heap_block_size>::MemBuffer()
{
size_reserved = 0;
size_used = 0;
@ -397,8 +452,8 @@ MemBuffer<ItemType, stack_size, heap_block_size>::MemBuffer()
}
template<class ItemType, size_t stack_size, size_t heap_block_size>
MemBuffer<ItemType, stack_size, heap_block_size>::~MemBuffer()
template<typename item_type, size_t stack_size, size_t heap_block_size>
MemBuffer<item_type, stack_size, heap_block_size>::~MemBuffer()
{
if( dynamic_array )
{
@ -410,32 +465,32 @@ MemBuffer<ItemType, stack_size, heap_block_size>::~MemBuffer()
}
template<class ItemType, size_t stack_size, size_t heap_block_size>
MemBuffer<ItemType, stack_size, heap_block_size>::MemBuffer(const MemBuffer<ItemType, stack_size, heap_block_size> & arg)
template<typename item_type, size_t stack_size, size_t heap_block_size>
MemBuffer<item_type, stack_size, heap_block_size>::MemBuffer(const MemBuffer<item_type, stack_size, heap_block_size> & arg)
{
operator=(arg);
}
template<class ItemType, size_t stack_size, size_t heap_block_size>
MemBuffer<ItemType, stack_size, heap_block_size> &
MemBuffer<ItemType, stack_size, heap_block_size>::operator=(const MemBuffer<ItemType, stack_size, heap_block_size> & arg)
template<typename item_type, size_t stack_size, size_t heap_block_size>
MemBuffer<item_type, stack_size, heap_block_size> &
MemBuffer<item_type, stack_size, heap_block_size>::operator=(const MemBuffer<item_type, stack_size, heap_block_size> & arg)
{
if( size_used > 0 )
Clear();
clear();
ConstIterator i = arg.Begin();
const_iterator i = arg.begin();
for( ; i != arg.End() ; ++i)
Append(*i);
for( ; i != arg.end() ; ++i)
append(*i);
return *this;
}
template<class ItemType, size_t stack_size, size_t heap_block_size>
void MemBuffer<ItemType, stack_size, heap_block_size>::AddDynamicNode()
template<typename item_type, size_t stack_size, size_t heap_block_size>
void MemBuffer<item_type, stack_size, heap_block_size>::add_dynamic_node()
{
if( dynamic_array_used >= dynamic_array_size )
{
@ -451,7 +506,7 @@ void MemBuffer<ItemType, stack_size, heap_block_size>::AddDynamicNode()
}
dynamic_array[dynamic_array_used].size_used = 0;
dynamic_array[dynamic_array_used].buf = new ItemType[heap_block_size];
dynamic_array[dynamic_array_used].buf = new item_type[heap_block_size];
dynamic_array_used += 1;
size_allocated += heap_block_size;
@ -460,8 +515,8 @@ void MemBuffer<ItemType, stack_size, heap_block_size>::AddDynamicNode()
template<class ItemType, size_t stack_size, size_t heap_block_size>
void MemBuffer<ItemType, stack_size, heap_block_size>::Append(ItemType item)
template<typename item_type, size_t stack_size, size_t heap_block_size>
void MemBuffer<item_type, stack_size, heap_block_size>::append(item_type item)
{
if( size_used < stack_size )
{
@ -474,7 +529,7 @@ void MemBuffer<ItemType, stack_size, heap_block_size>::Append(ItemType item)
dynamic_array_index = 0;
if( dynamic_array_index >= dynamic_array_used )
AddDynamicNode();
add_dynamic_node();
dynamic_array[dynamic_array_index].size_used = 0;
}
@ -484,7 +539,7 @@ void MemBuffer<ItemType, stack_size, heap_block_size>::Append(ItemType item)
dynamic_array_index += 1;
if( dynamic_array_index >= dynamic_array_used )
AddDynamicNode();
add_dynamic_node();
dynamic_array[dynamic_array_index].size_used = 0;
}
@ -497,8 +552,8 @@ void MemBuffer<ItemType, stack_size, heap_block_size>::Append(ItemType item)
}
template<class ItemType, size_t stack_size, size_t heap_block_size>
void MemBuffer<ItemType, stack_size, heap_block_size>::Append(ItemType * item_array, size_t len)
template<typename item_type, size_t stack_size, size_t heap_block_size>
void MemBuffer<item_type, stack_size, heap_block_size>::append(item_type * item_array, size_t len)
{
if( size_used + len <= stack_size )
{
@ -511,7 +566,7 @@ void MemBuffer<ItemType, stack_size, heap_block_size>::Append(ItemType * item_ar
if( dynamic_array_index != size_t(-1) &&
dynamic_array[dynamic_array_index].size_used + len <= heap_block_size )
{
ItemType * buf = dynamic_array[dynamic_array_index].buf;
item_type * buf = dynamic_array[dynamic_array_index].buf;
size_t bufsize = dynamic_array[dynamic_array_index].size_used;
for(size_t i=0 ; i<len ; ++i)
@ -524,15 +579,27 @@ void MemBuffer<ItemType, stack_size, heap_block_size>::Append(ItemType * item_ar
}
for(size_t i=0 ; i<len ; ++i)
Append(item_array[i]);
append(item_array[i]);
}
template<typename item_type, size_t stack_size, size_t heap_block_size>
template<typename arg_item_type, size_t arg_stack_size, size_t arg_heap_block_size>
void MemBuffer<item_type, stack_size, heap_block_size>::append(
const MemBuffer<arg_item_type, arg_stack_size, arg_heap_block_size> & arg)
{
typename MemBuffer<arg_item_type, arg_stack_size, arg_heap_block_size>::const_iterator i = arg.begin();
for( ; i != arg.end() ; ++i)
append(static_cast<item_type>(*i));
}
template<class ItemType, size_t stack_size, size_t heap_block_size>
ItemType & MemBuffer<ItemType, stack_size, heap_block_size>::operator[](size_t i)
template<typename item_type, size_t stack_size, size_t heap_block_size>
item_type & MemBuffer<item_type, stack_size, heap_block_size>::operator[](size_t i)
{
if( i < stack_size )
{
@ -549,8 +616,8 @@ ItemType & MemBuffer<ItemType, stack_size, heap_block_size>::operator[](size_t i
}
template<class ItemType, size_t stack_size, size_t heap_block_size>
const ItemType MemBuffer<ItemType, stack_size, heap_block_size>::operator[](size_t i) const
template<typename item_type, size_t stack_size, size_t heap_block_size>
const item_type MemBuffer<item_type, stack_size, heap_block_size>::operator[](size_t i) const
{
if( i < stack_size )
{
@ -567,26 +634,26 @@ const ItemType MemBuffer<ItemType, stack_size, heap_block_size>::operator[](size
}
template<class ItemType, size_t stack_size, size_t heap_block_size>
size_t MemBuffer<ItemType, stack_size, heap_block_size>::Size() const
template<typename item_type, size_t stack_size, size_t heap_block_size>
size_t MemBuffer<item_type, stack_size, heap_block_size>::size() const
{
return size_used;
}
template<class ItemType, size_t stack_size, size_t heap_block_size>
bool MemBuffer<ItemType, stack_size, heap_block_size>::Empty() const
template<typename item_type, size_t stack_size, size_t heap_block_size>
bool MemBuffer<item_type, stack_size, heap_block_size>::empty() const
{
return size_used == 0;
}
template<class ItemType, size_t stack_size, size_t heap_block_size>
typename MemBuffer<ItemType, stack_size, heap_block_size>::Iterator
MemBuffer<ItemType, stack_size, heap_block_size>::Begin()
template<typename item_type, size_t stack_size, size_t heap_block_size>
typename MemBuffer<item_type, stack_size, heap_block_size>::iterator
MemBuffer<item_type, stack_size, heap_block_size>::begin()
{
Iterator i;
iterator i;
i.mem_buffer = this;
i.dynamic_array_index = size_t(-1);
@ -596,11 +663,11 @@ return i;
}
template<class ItemType, size_t stack_size, size_t heap_block_size>
typename MemBuffer<ItemType, stack_size, heap_block_size>::Iterator
MemBuffer<ItemType, stack_size, heap_block_size>::End()
template<typename item_type, size_t stack_size, size_t heap_block_size>
typename MemBuffer<item_type, stack_size, heap_block_size>::iterator
MemBuffer<item_type, stack_size, heap_block_size>::end()
{
Iterator i;
iterator i;
i.mem_buffer = this;
@ -632,11 +699,11 @@ return i;
template<class ItemType, size_t stack_size, size_t heap_block_size>
typename MemBuffer<ItemType, stack_size, heap_block_size>::ConstIterator
MemBuffer<ItemType, stack_size, heap_block_size>::Begin() const
template<typename item_type, size_t stack_size, size_t heap_block_size>
typename MemBuffer<item_type, stack_size, heap_block_size>::const_iterator
MemBuffer<item_type, stack_size, heap_block_size>::begin() const
{
ConstIterator i;
const_iterator i;
i.mem_buffer = this;
i.dynamic_array_index = size_t(-1);
@ -646,11 +713,11 @@ return i;
}
template<class ItemType, size_t stack_size, size_t heap_block_size>
typename MemBuffer<ItemType, stack_size, heap_block_size>::ConstIterator
MemBuffer<ItemType, stack_size, heap_block_size>::End() const
template<typename item_type, size_t stack_size, size_t heap_block_size>
typename MemBuffer<item_type, stack_size, heap_block_size>::const_iterator
MemBuffer<item_type, stack_size, heap_block_size>::end() const
{
ConstIterator i;
const_iterator i;
i.mem_buffer = this;
@ -682,25 +749,25 @@ return i;
template<class ItemType, size_t stack_size, size_t heap_block_size>
void MemBuffer<ItemType, stack_size, heap_block_size>::Reserve(size_t len)
template<typename item_type, size_t stack_size, size_t heap_block_size>
void MemBuffer<item_type, stack_size, heap_block_size>::reserve(size_t len)
{
size_reserved = len;
while( size_allocated < size_reserved )
AddDynamicNode();
add_dynamic_node();
}
template<class ItemType, size_t stack_size, size_t heap_block_size>
size_t MemBuffer<ItemType, stack_size, heap_block_size>::Capacity() const
template<typename item_type, size_t stack_size, size_t heap_block_size>
size_t MemBuffer<item_type, stack_size, heap_block_size>::capacity() const
{
return size_allocated;
}
template<class ItemType, size_t stack_size, size_t heap_block_size>
void MemBuffer<ItemType, stack_size, heap_block_size>::Clear()
template<typename item_type, size_t stack_size, size_t heap_block_size>
void MemBuffer<item_type, stack_size, heap_block_size>::clear()
{
size_t index = 0;

@ -0,0 +1,437 @@
/*
* This file is a part of PikoTools
* and is distributed under the (new) BSD licence.
* Author: Tomasz Sowa <t.sowa@ttmath.org>
*/
/*
* Copyright (c) 2012, Tomasz Sowa
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* * Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* * Neither the name Tomasz Sowa nor the names of contributors to this
* project may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef headerfile_picotools_textstream_textstream
#define headerfile_picotools_textstream_textstream
#include <string>
#include "space/space.h"
#include "date/date.h"
#include "convert/convert.h"
#include "membuffer/membuffer.h"
// for sprintf
#include <cstdio>
namespace PT
{
/*
a special class representing a stream buffer
similar to std::ostringstream
StringType can be either std::string or std::wstring
this class doesn't use UTF-8 in any kind
*/
template<typename char_type, size_t stack_size, size_t heap_block_size>
class TextStreamBase
{
public:
TextStreamBase();
typedef MemBuffer<char_type, stack_size, heap_block_size> buffer_type;
typedef typename buffer_type::iterator iterator;
typedef typename buffer_type::const_iterator const_iterator;
void clear();
bool empty() const;
size_t size() const;
void reserve(size_t len);
size_t capacity() const;
iterator begin();
iterator end();
const_iterator begin() const;
const_iterator end() const;
void to_string(std::string & str, bool clear_string = true) const;
void to_string(std::wstring & str, bool clear_string = true) const;
char_type & operator[](size_t index);
char_type operator[](size_t index) const;
TextStreamBase & operator<<(const char * str);
TextStreamBase & operator<<(const std::string & str);
TextStreamBase & operator<<(const wchar_t * str);
TextStreamBase & operator<<(const std::wstring * str);
TextStreamBase & operator<<(const std::wstring & str);
TextStreamBase & operator<<(char);
TextStreamBase & operator<<(wchar_t);
TextStreamBase & operator<<(int);
TextStreamBase & operator<<(long);
TextStreamBase & operator<<(unsigned int);
TextStreamBase & operator<<(unsigned long);
TextStreamBase & operator<<(double);
TextStreamBase & operator<<(const void *);// printing a pointer
TextStreamBase & operator<<(const PT::Space & space);
TextStreamBase & operator<<(const PT::Date & date);
TextStreamBase & write(const char * buf, size_t len);
TextStreamBase & write(const wchar_t * buf, size_t len);
protected:
int radix;
buffer_type buffer;
};
template<typename char_type, size_t stack_size, size_t heap_block_size>
TextStreamBase<char_type, stack_size, heap_block_size>::TextStreamBase()
{
radix = 10;
}
template<typename char_type, size_t stack_size, size_t heap_block_size>
void TextStreamBase<char_type, stack_size, heap_block_size>::clear()
{
buffer.clear();
}
template<typename char_type, size_t stack_size, size_t heap_block_size>
bool TextStreamBase<char_type, stack_size, heap_block_size>::empty() const
{
return buffer.empty();
}
template<typename char_type, size_t stack_size, size_t heap_block_size>
size_t TextStreamBase<char_type, stack_size, heap_block_size>::size() const
{
return buffer.size();
}
template<typename char_type, size_t stack_size, size_t heap_block_size>
void TextStreamBase<char_type, stack_size, heap_block_size>::reserve(size_t len)
{
buffer.reserve(len);
}
template<typename char_type, size_t stack_size, size_t heap_block_size>
size_t TextStreamBase<char_type, stack_size, heap_block_size>::capacity() const
{
return buffer.capacity();
}
template<typename char_type, size_t stack_size, size_t heap_block_size>
typename TextStreamBase<char_type, stack_size, heap_block_size>::iterator
TextStreamBase<char_type, stack_size, heap_block_size>::begin()
{
return buffer.begin();
}
template<typename char_type, size_t stack_size, size_t heap_block_size>
typename TextStreamBase<char_type, stack_size, heap_block_size>::iterator
TextStreamBase<char_type, stack_size, heap_block_size>::end()
{
return buffer.end();
}
template<typename char_type, size_t stack_size, size_t heap_block_size>
typename TextStreamBase<char_type, stack_size, heap_block_size>::const_iterator
TextStreamBase<char_type, stack_size, heap_block_size>::begin() const
{
return buffer.begin();
}
template<typename char_type, size_t stack_size, size_t heap_block_size>
typename TextStreamBase<char_type, stack_size, heap_block_size>::const_iterator
TextStreamBase<char_type, stack_size, heap_block_size>::end() const
{
return buffer.end();
}
template<typename char_type, size_t stack_size, size_t heap_block_size>
void TextStreamBase<char_type, stack_size, heap_block_size>::to_string(std::string & str, bool clear_string) const
{
if( clear_string )
str.clear();
if( str.capacity() < str.size() + size() )
str.reserve(str.size() + size());
const_iterator i = begin();
for( ; i != end() ; ++i)
str += static_cast<char>(*i);
}
template<typename char_type, size_t stack_size, size_t heap_block_size>
void TextStreamBase<char_type, stack_size, heap_block_size>::to_string(std::wstring & str, bool clear_string) const
{
if( clear_string )
str.clear();
if( str.capacity() < str.size() + size() )
str.reserve(str.size() + size());
const_iterator i = begin();
for( ; i != end() ; ++i)
str += static_cast<wchar_t>(*i);
}
template<typename char_type, size_t stack_size, size_t heap_block_size>
char_type & TextStreamBase<char_type, stack_size, heap_block_size>::operator[](size_t index)
{
return buffer[index];
}
template<typename char_type, size_t stack_size, size_t heap_block_size>
char_type TextStreamBase<char_type, stack_size, heap_block_size>::operator[](size_t index) const
{
return buffer[index];
}
template<typename char_type, size_t stack_size, size_t heap_block_size>
TextStreamBase<char_type, stack_size, heap_block_size> &
TextStreamBase<char_type, stack_size, heap_block_size>::operator<<(const char * str)
{
for( ; *str ; ++str)
buffer.append(static_cast<char_type>(*str));
return *this;
}
template<typename char_type, size_t stack_size, size_t heap_block_size>
TextStreamBase<char_type, stack_size, heap_block_size> &
TextStreamBase<char_type, stack_size, heap_block_size>::operator<<(const std::string & str)
{
if( sizeof(char_type) == sizeof(char) )
buffer.append(str.c_str(), str.size());
else
operator<<(str.c_str());
return *this;
}
template<typename char_type, size_t stack_size, size_t heap_block_size>
TextStreamBase<char_type, stack_size, heap_block_size> &
TextStreamBase<char_type, stack_size, heap_block_size>::operator<<(const wchar_t * str)
{
for( ; *str ; ++str)
buffer.append(static_cast<char_type>(*str));
return *this;
}
template<typename char_type, size_t stack_size, size_t heap_block_size>
TextStreamBase<char_type, stack_size, heap_block_size> &
TextStreamBase<char_type, stack_size, heap_block_size>::operator<<(const std::wstring & str)
{
if( sizeof(char_type) == sizeof(wchar_t) )
buffer.append(str.c_str(), str.size());
else
operator<<(str.c_str());
return *this;
}
template<typename char_type, size_t stack_size, size_t heap_block_size>
TextStreamBase<char_type, stack_size, heap_block_size> &
TextStreamBase<char_type, stack_size, heap_block_size>::operator<<(char v)
{
buffer.append(static_cast<char_type>(v));
return *this;
}
template<typename char_type, size_t stack_size, size_t heap_block_size>
TextStreamBase<char_type, stack_size, heap_block_size> &
TextStreamBase<char_type, stack_size, heap_block_size>::operator<<(wchar_t v)
{
buffer.append(static_cast<char_type>(v));
return *this;
}
template<typename char_type, size_t stack_size, size_t heap_block_size>
TextStreamBase<char_type, stack_size, heap_block_size> &
TextStreamBase<char_type, stack_size, heap_block_size>::operator<<(int v)
{
return operator<<(static_cast<long>(v));
}
template<typename char_type, size_t stack_size, size_t heap_block_size>
TextStreamBase<char_type, stack_size, heap_block_size> &
TextStreamBase<char_type, stack_size, heap_block_size>::operator<<(long v)
{
char_type buf[50];
size_t len = sizeof(buf) / sizeof(char_type);
size_t lenout;
if( Toa(v, buf, len, radix, &lenout) )
buffer.append(buf, lenout);
return *this;
}
template<typename char_type, size_t stack_size, size_t heap_block_size>
TextStreamBase<char_type, stack_size, heap_block_size> &
TextStreamBase<char_type, stack_size, heap_block_size>::operator<<(unsigned int v)
{
return operator<<(static_cast<unsigned long>(v));
}
template<typename char_type, size_t stack_size, size_t heap_block_size>
TextStreamBase<char_type, stack_size, heap_block_size> &
TextStreamBase<char_type, stack_size, heap_block_size>::operator<<(unsigned long v)
{
char_type buf[50];
size_t len = sizeof(buf) / sizeof(char_type);
size_t lenout;
if( Toa(v, buf, len, radix, &lenout) )
buffer.append(buf, lenout);
return *this;
}
template<typename char_type, size_t stack_size, size_t heap_block_size>
TextStreamBase<char_type, stack_size, heap_block_size> &
TextStreamBase<char_type, stack_size, heap_block_size>::operator<<(double v)
{
char buf[50];
// !! IMPROVE ME we need our own double->string convertion
sprintf(buf, "%f", v);
return operator<<(buf);
}
template<typename char_type, size_t stack_size, size_t heap_block_size>
TextStreamBase<char_type, stack_size, heap_block_size> &
TextStreamBase<char_type, stack_size, heap_block_size>::operator<<(const void * v)
{
char_type buf[50];
size_t len = sizeof(buf) / sizeof(char_type);
size_t lenout;
buf[0] = '0';
buf[1] = 'x';
if( Toa(reinterpret_cast<unsigned long>(v), buf+2, len-2, 16, &lenout) )
buffer.append(buf, lenout+2);
return *this;
}
template<typename char_type, size_t stack_size, size_t heap_block_size>
TextStreamBase<char_type, stack_size, heap_block_size> &
TextStreamBase<char_type, stack_size, heap_block_size>::write(const char * buf, size_t len)
{
if( sizeof(char_type) == sizeof(char) )
buffer.append(buf, len);
else
operator<<(buf);
return *this;
}
template<typename char_type, size_t stack_size, size_t heap_block_size>
TextStreamBase<char_type, stack_size, heap_block_size> &
TextStreamBase<char_type, stack_size, heap_block_size>::write(const wchar_t * buf, size_t len)
{
if( sizeof(char_type) == sizeof(wchar_t) )
buffer.append(buf, len);
else
operator<<(buf);
return *this;
}
template<typename char_type, size_t stack_size, size_t heap_block_size>
TextStreamBase<char_type, stack_size, heap_block_size> &
TextStreamBase<char_type, stack_size, heap_block_size>::operator<<(const PT::Space & space)
{
space.Serialize(*this, true, false);
return *this;
}
template<typename char_type, size_t stack_size, size_t heap_block_size>
TextStreamBase<char_type, stack_size, heap_block_size> &
TextStreamBase<char_type, stack_size, heap_block_size>::operator<<(const PT::Date & date)
{
date.Serialize(*this);
return *this;
}
} // namespace
#endif
Loading…
Cancel
Save