/******************************************************************************
@File PVRTString.cpp
@Title PVRTString
@Version
@Copyright Copyright (c) Imagination Technologies Limited.
@Platform ANSI compatible
@Description A string class that can be used as drop-in replacement for
std::string on platforms/compilers that don't provide a full C++
standard library.
******************************************************************************/
#include "PVRTString.h"
#ifdef _USING_PVRTSTRING_
#include <stdlib.h>
#include <string.h>
#include <stdarg.h>
#include "PVRTGlobal.h"
const size_t CPVRTString::npos = (size_t) -1;
#if defined(_WIN32)
#define vsnprintf _vsnprintf
#define snprintf _snprintf
#endif
/*!***********************************************************************
@Function CPVRTString
@Input _Ptr A string
@Input _Count Length of _Ptr
@Description Constructor
************************************************************************/
CPVRTString::CPVRTString(const char* _Ptr, size_t _Count) :
m_pString(0), m_Capacity(0)
{
if (_Count == npos)
{
if (_Ptr == NULL)
{
assign(_Ptr, 0);
}
else
{
assign(_Ptr);
}
}
else
assign(_Ptr, _Count);
}
/*!***********************************************************************
@Function CPVRTString
@Input _Right A string
@Input _Roff Offset into _Right
@Input _Count Number of chars from _Right to assign to the new string
@Description Constructor
************************************************************************/
CPVRTString::CPVRTString(const CPVRTString& _Right, size_t _Roff, size_t _Count) :
m_pString(0), m_Capacity(0)
{
assign(_Right, _Roff, _Count);
}
/*!***********************************************************************
@Function CPVRTString
@Input _Count Length of new string
@Input _Ch A char to fill it with
@Description Constructor
*************************************************************************/
CPVRTString::CPVRTString(size_t _Count, char _Ch) :
m_pString(0), m_Capacity(0)
{
assign(_Count,_Ch);
}
/*!***********************************************************************
@Function CPVRTString
@Input _Ch A char
@Description Constructor
*************************************************************************/
CPVRTString::CPVRTString(const char _Ch) :
m_pString(0), m_Capacity(0)
{
assign( 1, _Ch);
}
/*!***********************************************************************
@Function CPVRTString
@Description Constructor
*************************************************************************/
CPVRTString::CPVRTString() :
m_Size(0), m_Capacity(1)
{
m_pString = (char*)calloc(1, 1);
}
/*!***********************************************************************
@Function ~CPVRTString
@Description Destructor
*************************************************************************/
CPVRTString::~CPVRTString()
{
if (m_pString)
{
free(m_pString);
m_pString=NULL;
}
}
/*!***********************************************************************
@Function append
@Input _Ptr A string
@Returns Updated string
@Description Appends a string
*************************************************************************/
CPVRTString& CPVRTString::append(const char* _Ptr)
{
if (_Ptr==NULL)
{
return *this;
}
return append(_Ptr,strlen(_Ptr));
}
/*!***********************************************************************
@Function append
@Input _Ptr A string
@Input _Count String length
@Returns Updated string
@Description Appends a string of length _Count
*************************************************************************/
CPVRTString& CPVRTString::append(const char* _Ptr, size_t _Count)
{
char* pString = m_pString;
size_t newCapacity = _Count + m_Size + 1; // +1 for null termination
// extend CPVRTString if necessary
if (m_Capacity < newCapacity)
{
pString = (char*)malloc(newCapacity);
m_Capacity = newCapacity; // Using low memory profile (but very slow append)
memmove(pString, m_pString, m_Size);
pString[m_Capacity-1]='\0';
}
// append chars from _Ptr
memmove(pString + m_Size, _Ptr, _Count);
m_Size += _Count;
pString[m_Size] = 0;
// remove old CPVRTString if necessary
if (pString != m_pString)
{
if (m_pString)
{
free(m_pString);
m_pString=NULL;
}
m_pString = pString;
}
return *this;
}
/*!***********************************************************************
@Function append
@Input _Str A string
@Returns Updated string
@Description Appends a string
*************************************************************************/
CPVRTString& CPVRTString::append(const CPVRTString& _Str)
{
return append(_Str.m_pString,_Str.m_Size);
}
/*!***********************************************************************
@Function append
@Input _Str A string
@Input _Off A position in string
@Input _Count Number of letters to append
@Returns Updated string
@Description Appends _Count letters of _Str from _Off in _Str
*************************************************************************/
CPVRTString& CPVRTString::append(const CPVRTString& _Str, size_t _Off, size_t _Count)
{
if (_Str.length() < _Off + _Count)
{
int i32NewCount = (signed)(_Str.length())-(signed)_Off;
if(i32NewCount < 0 )
{
return *this;
}
_Count = (size_t) i32NewCount;
}
return append(_Str.m_pString+_Off,_Count);
}
/*!***********************************************************************
@Function append
@Input _Ch A char
@Input _Count Number of times to append _Ch
@Returns Updated string
@Description Appends _Ch _Count times
*************************************************************************/
CPVRTString& CPVRTString::append(size_t _Count, char _Ch)
{
char* pString = m_pString;
size_t newCapacity = _Count + m_Size + 1; // +1 for null termination
// extend CPVRTString if necessary
if (m_Capacity < newCapacity)
{
pString = (char*)malloc(newCapacity);
m_Capacity = newCapacity;
memmove(pString, m_pString, m_Size+1);
}
char* newChar = &pString[m_Size];
// fill new space with _Ch
for(size_t i=0;i<_Count;++i)
{
*newChar++ = _Ch;
}
*newChar = '\0'; // set null terminator
m_Size+=_Count; // adjust length of string for new characters
// remove old CPVRTString if necessary
if (pString != m_pString)
{
if (m_pString)
{
free(m_pString);
m_pString=NULL;
}
m_pString = pString;
}
return *this;
}
/*!***********************************************************************
@Function assign
@Input _Ptr A string
@Returns Updated string
@Description Assigns the string to the string _Ptr
*************************************************************************/
CPVRTString& CPVRTString::assign(const char* _Ptr)
{
if (_Ptr == NULL)
{
return assign(_Ptr, 0);
}
return assign(_Ptr, strlen(_Ptr));
}
/*!***********************************************************************
@Function assign
@Input _Ptr A string
@Input _Count Length of _Ptr
@Returns Updated string
@Description Assigns the string to the string _Ptr
*************************************************************************/
CPVRTString& CPVRTString::assign(const char* _Ptr, size_t _Count)
{
if(m_Capacity <= _Count)
{
free(m_pString);
m_Capacity = _Count+1;
m_pString = (char*)malloc(m_Capacity);
memcpy(m_pString, _Ptr, _Count);
}
else
memmove(m_pString, _Ptr, _Count);
m_Size = _Count;
m_pString[m_Size] = 0;
return *this;
}
/*!***********************************************************************
@Function assign
@Input _Str A string
@Returns Updated string
@Description Assigns the string to the string _Str
*************************************************************************/
CPVRTString& CPVRTString::assign(const CPVRTString& _Str)
{
return assign(_Str.m_pString, _Str.m_Size);
}
/*!***********************************************************************
@Function assign
@Input _Str A string
@Input _Off First char to start assignment from
@Input _Count Length of _Str
@Returns Updated string
@Description Assigns the string to _Count characters in string _Str starting at _Off
*************************************************************************/
CPVRTString& CPVRTString::assign(const CPVRTString& _Str, size_t _Off, size_t _Count)
{
if(_Count==npos)
{
_Count = _Str.m_Size - _Off;
}
return assign(&_Str.m_pString[_Off], _Count);
}
/*!***********************************************************************
@Function assign
@Input _Ch A string
@Input _Count Number of times to repeat _Ch
@Returns Updated string
@Description Assigns the string to _Count copies of _Ch
*************************************************************************/
CPVRTString& CPVRTString::assign(size_t _Count,char _Ch)
{
if (m_Capacity <= _Count)
{
if (m_pString)
{
free(m_pString);
m_pString=NULL;
}
m_pString = (char*)malloc(_Count + 1);
m_Capacity = _Count+1;
}
m_Size = _Count;
memset(m_pString, _Ch, _Count);
m_pString[m_Size] = 0;
return *this;
}
//const_reference at(size_t _Off) const;
//reference at(size_t _Off);
/*!***********************************************************************
@Function c_str
@Returns const char* pointer of the string
@Description Returns a const char* pointer of the string
*************************************************************************/
const char* CPVRTString::c_str() const
{
return m_pString;
}
/*!***********************************************************************
@Function capacity
@Returns The size of the character array reserved
@Description Returns the size of the character array reserved
*************************************************************************/
size_t CPVRTString::capacity() const
{
return m_Capacity;
}
/*!***********************************************************************
@Function clear
@Description Clears the string
*************************************************************************/
void CPVRTString::clear()
{
if (m_pString)
{
free(m_pString);
m_pString=NULL;
}
m_pString = (char*)calloc(1, 1);
m_Size = 0;
m_Capacity = 1;
}
/*!***********************************************************************
@Function compare
@Input _Str A string to compare with
@Returns 0 if the strings match
@Description Compares the string with _Str
*************************************************************************/
int CPVRTString::compare(const CPVRTString& _Str) const
{
return strcmp(m_pString,_Str.m_pString);
}
/*!***********************************************************************
@Function <
@Input _Str A string to compare with
@Returns True on success
@Description Less than operator
*************************************************************************/
bool CPVRTString::operator<(const CPVRTString & _Str) const
{
return (strcmp(m_pString, _Str.m_pString) < 0);
}
/*!***********************************************************************
@Function compare
@Input _Pos1 Position to start comparing from
@Input _Num1 Number of chars to compare
@Input _Str A string to compare with
@Returns 0 if the strings match
@Description Compares the string with _Str
*************************************************************************/
int CPVRTString::compare(size_t _Pos1, size_t _Num1, const CPVRTString& _Str) const
{
_ASSERT(_Pos1<=m_Size); // check comparison starts within lhs CPVRTString
int i32Ret; // value to return if no difference in actual comparisons between chars
size_t stLhsLength = m_Size-_Pos1;
size_t stSearchLength = PVRT_MIN(stLhsLength,PVRT_MIN(_Str.m_Size,_Num1)); // number of comparisons to do
if(PVRT_MIN(stLhsLength,_Num1)<PVRT_MIN(_Str.m_Size,_Num1))
{
i32Ret = -1;
}
else if(PVRT_MIN(stLhsLength,_Num1)>PVRT_MIN(_Str.m_Size,_Num1))
{
i32Ret = 1;
}
else
{
i32Ret = 0;
}
// do actual comparison
const char* lhptr = &m_pString[_Pos1];
const char* rhptr = _Str.m_pString;
for(size_t i=0;i<stSearchLength;++i)
{
if(*lhptr<*rhptr)
return -1;
else if (*lhptr>*rhptr)
return 1;
lhptr++;rhptr++;
}
// no difference found in compared characters
return i32Ret;
}
/*!***********************************************************************
@Function compare
@Input _Pos1 Position to start comparing from
@Input _Num1 Number of chars to compare
@Input _Str A string to compare with
@Input _Off Position in _Str to compare from
@Input _Count Number of chars in _Str to compare with
@Returns 0 if the strings match
@Description Compares the string with _Str
*************************************************************************/
int CPVRTString::compare(size_t _Pos1, size_t _Num1, const CPVRTString& _Str, size_t /*_Off*/, size_t _Count) const
{
_ASSERT(_Pos1<=m_Size); // check comparison starts within lhs CPVRTString
int i32Ret; // value to return if no difference in actual comparisons between chars
size_t stLhsLength = m_Size-_Pos1;
size_t stSearchLength = PVRT_MIN(stLhsLength,PVRT_MIN(_Str.m_Size,PVRT_MIN(_Num1,_Count))); // number of comparisons to do
if(PVRT_MIN(stLhsLength,_Num1)<PVRT_MIN(_Str.m_Size,_Count))
{
i32Ret = -1;
}
else if(PVRT_MIN(stLhsLength,_Num1)>PVRT_MIN(_Str.m_Size,_Count))
{
i32Ret = 1;
}
else
{
i32Ret = 0;
}
// do actual comparison
char* lhptr = &m_pString[_Pos1];
char* rhptr = _Str.m_pString;
for(size_t i=0;i<stSearchLength;++i)
{
if(*lhptr<*rhptr)
return -1;
else if (*lhptr>*rhptr)
return 1;
lhptr++;rhptr++;
}
// no difference found in compared characters
return i32Ret;
}
/*!***********************************************************************
@Function compare
@Input _Ptr A string to compare with
@Returns 0 if the strings match
@Description Compares the string with _Ptr
*************************************************************************/
int CPVRTString::compare(const char* _Ptr) const
{
return strcmp(m_pString,_Ptr);
}
/*!***********************************************************************
@Function compare
@Input _Pos1 Position to start comparing from
@Input _Num1 Number of chars to compare
@Input _Ptr A string to compare with
@Returns 0 if the strings match
@Description Compares the string with _Ptr
*************************************************************************/
int CPVRTString::compare(size_t _Pos1, size_t _Num1, const char* _Ptr) const
{
_ASSERT(_Pos1<=m_Size); // check comparison starts within lhs CPVRTString
int i32Ret; // value to return if no difference in actual comparisons between chars
size_t stLhsLength = m_Size-_Pos1;
size_t stRhsLength = strlen(_Ptr);
size_t stSearchLength = PVRT_MIN(stLhsLength,PVRT_MIN(stRhsLength,_Num1)); // number of comparisons to do
if(PVRT_MIN(stLhsLength,_Num1)<PVRT_MIN(stRhsLength,_Num1))
{
i32Ret = -1;
}
else if(PVRT_MIN(stLhsLength,_Num1)>PVRT_MIN(stRhsLength,_Num1))
{
i32Ret = 1;
}
else
{
i32Ret = 0;
}
// do actual comparison
const char* lhptr = &m_pString[_Pos1];
const char* rhptr = _Ptr;
for(size_t i=0;i<stSearchLength;++i)
{
if(*lhptr<*rhptr)
return -1;
else if (*lhptr>*rhptr)
return 1;
lhptr++;rhptr++;
}
// no difference found in compared characters
return i32Ret;
}
/*!***********************************************************************
@Function compare
@Input _Pos1 Position to start comparing from
@Input _Num1 Number of chars to compare
@Input _Ptr A string to compare with
@Input _Count Number of char to compare
@Returns 0 if the strings match
@Description Compares the string with _Str
*************************************************************************/
int CPVRTString::compare(size_t _Pos1, size_t _Num1, const char* _Ptr, size_t _Count) const
{
_ASSERT(_Pos1<=m_Size); // check comparison starts within lhs CPVRTString
int i32Ret; // value to return if no difference in actual comparisons between chars
size_t stLhsLength = m_Size-_Pos1;
size_t stRhsLength = strlen(_Ptr);
size_t stSearchLength = PVRT_MIN(stLhsLength,PVRT_MIN(stRhsLength,PVRT_MIN(_Num1,_Count))); // number of comparisons to do
if(PVRT_MIN(stLhsLength,_Num1)<PVRT_MIN(stRhsLength,_Count))
{
i32Ret = -1;
}
else if(PVRT_MIN(stLhsLength,_Num1)>PVRT_MIN(stRhsLength,_Count))
{
i32Ret = 1;
}
else
{
i32Ret = 0;
}
// do actual comparison
char* lhptr = &m_pString[_Pos1];
const char* rhptr = _Ptr;
for(size_t i=0;i<stSearchLength;++i)
{
if(*lhptr<*rhptr)
return -1;
else if (*lhptr>*rhptr)
return 1;
lhptr++;rhptr++;
}
// no difference found in compared characters
return i32Ret;
}
/*!***********************************************************************
@Function ==
@Input _Str A string to compare with
@Returns True if they match
@Description == Operator
*************************************************************************/
bool CPVRTString::operator==(const CPVRTString& _Str) const
{
return strcmp(m_pString, _Str.m_pString)==0;
}
/*!***********************************************************************
@Function ==
@Input _Ptr A string to compare with
@Returns True if they match
@Description == Operator
*************************************************************************/
bool CPVRTString::operator==(const char* const _Ptr) const
{
if(!_Ptr)
return false;
return strcmp(m_pString, _Ptr)==0;
}
/*!***********************************************************************
@Function !=
@Input _Str A string to compare with
@Returns True if they don't match
@Description != Operator
*************************************************************************/
bool CPVRTString::operator!=(const CPVRTString& _Str) const
{
return strcmp(m_pString, _Str.m_pString)!=0;
}
/*!***********************************************************************
@Function !=
@Input _Ptr A string to compare with
@Returns True if they don't match
@Description != Operator
*************************************************************************/
bool CPVRTString::operator!=(const char* const _Ptr) const
{
if(!_Ptr)
return true;
return strcmp(m_pString, _Ptr)!=0;
}
/*!***********************************************************************
@Function copy
@Modified _Ptr A string to copy to
@Input _Count Size of _Ptr
@Input _Off Position to start copying from
@Returns Number of bytes copied
@Description Copies the string to _Ptr
*************************************************************************/
size_t CPVRTString::copy(char* _Ptr, size_t _Count, size_t _Off) const
{
if(memcpy(_Ptr, &m_pString[_Off], PVRT_MIN(_Count, m_Size - _Off)))
return _Count;
return 0;
}
/*!***********************************************************************
@Function data
@Returns A const char* version of the string
@Description Returns a const char* version of the string
*************************************************************************/
const char* CPVRTString::data() const
{
return m_pString;
}
/*!***********************************************************************
@Function empty
@Returns True if the string is empty
@Description Returns true if the string is empty
*************************************************************************/
bool CPVRTString::empty() const
{
return (m_Size == 0);
}
/*!***********************************************************************
@Function erase
@Input _Pos The position to start erasing from
@Input _Count Number of chars to erase
@Returns An updated string
@Description Erases a portion of the string
*************************************************************************/
CPVRTString& CPVRTString::erase(size_t _Pos, size_t _Count)
{
if (_Count == npos || _Pos + _Count >= m_Size)
{
resize(_Pos, 0);
}
else
{
memmove(&m_pString[_Pos], &m_pString[_Pos + _Count], m_Size + 1 - (_Pos + _Count));
}
return *this;
}
/*!***********************************************************************
@Function find
@Input _Ptr String to search.
@Input _Off Offset to search from.
@Input _Count Number of characters in this string.
@Returns Position of the first matched string.
@Description Finds a substring within this string.
*************************************************************************/
size_t CPVRTString::find(const char* _Ptr, size_t _Off, size_t _Count) const
{
if(!_Ptr)
return npos;
if(_Count > m_Size)
return npos;
while(_Off < m_Size)
{
if(_Ptr[0] == m_pString[_Off])
{
if(compare(_Off, _Count, _Ptr) == 0)
return _Off;
}
_Off++;
}
return npos;
}
/*!***********************************************************************
@Function find
@Input _Str String to search.
@Input _Off Offset to search from.
@Returns Position of the first matched string.
@Description Erases a portion of the string
*************************************************************************/
size_t CPVRTString::find(const CPVRTString& _Str, size_t _Off) const
{
return find(_Str.c_str(), _Off, _Str.length());
}
/*!***********************************************************************
@Function find_first_not_of
@Input _Ch A char
@Input _Off Start position of the find
@Returns Position of the first char that is not _Ch
@Description Returns the position of the first char that is not _Ch
*************************************************************************/
size_t CPVRTString::find_first_not_of(char _Ch, size_t _Off) const
{
for(size_t i=_Off;i<m_Size;++i)
{
if(m_pString[i]!=_Ch)
return i;
}
return npos;
}
/*!***********************************************************************
@Function find_first_not_of
@Input _Ptr A string
@Input _Off Start position of the find
@Returns Position of the first char that is not in _Ptr
@Description Returns the position of the first char that is not in _Ptr
*************************************************************************/
size_t CPVRTString::find_first_not_of(const char* _Ptr, size_t _Off) const
{
for(size_t i=_Off;i<m_Size;++i)
{
bool bFound = false;
// compare against each char from _Ptr
for(size_t j=0;_Ptr[j]!=0;++j)
{
bFound = bFound || (m_pString[i]==_Ptr[j]);
}
if(!bFound)
{ // return if no match
return i;
}
}
return npos;
}
/*!***********************************************************************
@Function find_first_not_of
@Input _Ptr A string
@Input _Off Start position of the find
@Input _Count Number of chars in _Ptr
@Returns Position of the first char that is not in _Ptr
@Description Returns the position of the first char that is not in _Ptr
*************************************************************************/
size_t CPVRTString::find_first_not_of(const char* _Ptr, size_t _Off, size_t _Count) const
{
for(size_t i=_Off;i<m_Size;++i)
{
bool bFound = false;
// compare against each char from _Ptr
for(size_t j=0;j<_Count;++j)
{
bFound = bFound || (m_pString[i]==_Ptr[j]);
}
if(!bFound)
{ // return if no match
return i;
}
}
return npos;
}
/*!***********************************************************************
@Function find_first_not_of
@Input _Str A string
@Input _Off Start position of the find
@Returns Position of the first char that is not in _Str
@Description Returns the position of the first char that is not in _Str
*************************************************************************/
size_t CPVRTString::find_first_not_of(const CPVRTString& _Str, size_t _Off) const
{
for(size_t i=_Off;i<m_Size;++i)
{
bool bFound = false;
// compare against each char from _Str
for(size_t j=0;j<_Str.m_Size;++j)
{
bFound = bFound || (m_pString[i]==_Str[j]);
}
if(!bFound)
{ // return if no match
return i;
}
}
return npos;
}
/*!***********************************************************************
@Function find_first_of
@Input _Ch A char
@Input _Off Start position of the find
@Returns Position of the first char that is _Ch
@Description Returns the position of the first char that is _Ch
*************************************************************************/
size_t CPVRTString::find_first_of(char _Ch, size_t _Off) const
{
for(size_t i=_Off;i<m_Size;++i)
{
if(m_pString[i]==_Ch)
return i;
}
return npos;
}
/*!***********************************************************************
@Function find_first_of
@Input _Ptr A string
@Input _Off Start position of the find
@Returns Position of the first char that matches a char in _Ptr
@Description Returns the position of the first char that matches a char in _Ptr
*************************************************************************/
size_t CPVRTString::find_first_of(const char* _Ptr, size_t _Off) const
{
for(size_t i=_Off;i<m_Size;++i)
{
// compare against each char from _Ptr
for(size_t j=0;_Ptr[j]!=0;++j)
{
if(m_pString[i]==_Ptr[j])
return i;
}
}
return npos;
}
/*!***********************************************************************
@Function find_first_of
@Input _Ptr A string
@Input _Off Start position of the find
@Input _Count Size of _Ptr
@Returns Position of the first char that matches a char in _Ptr
@Description Returns the position of the first char that matches a char in _Ptr
*************************************************************************/
size_t CPVRTString::find_first_of(const char* _Ptr, size_t _Off, size_t _Count) const
{
for(size_t i=_Off;i<m_Size;++i)
{
// compare against each char from _Ptr
for(size_t j=0;j<_Count;++j)
{
if(m_pString[i]==_Ptr[j])
return i;
}
}
return npos;
}
/*!***********************************************************************
@Function find_first_of
@Input _Ptr A string
@Input _Off Start position of the find
@Input _Count Size of _Ptr
@Returns Position of the first char that matches a char in _Ptr
@Description Returns the position of the first char that matches a char in _Ptr
*************************************************************************/
size_t CPVRTString::find_first_ofn(const char* _Ptr, size_t _Off, size_t _Count) const
{
if (_Ptr == NULL)
{
return npos;
}
if (strlen(m_pString) < _Count)
{
return npos;
}
for(size_t i=_Off;i<m_Size;++i)
{
if (m_pString[i] ==_Ptr[0])
{
if (i+_Count-1>=m_Size) // There are not enough caracters in current String
{
return npos;
}
bool compare = true;
for(size_t k=1;k<_Count;++k)
{
compare &= (m_pString[i+k] ==_Ptr[k]);
}
if (compare == true)
{
return i;
}
}
}
return npos;
}
/*!***********************************************************************
@Function find_first_of
@Input _Str A string
@Input _Off Start position of the find
@Returns Position of the first char that matches a char in _Str
@Description Returns the position of the first char that matches a char in _Str
*************************************************************************/
size_t CPVRTString::find_first_of(const CPVRTString& _Str, size_t _Off) const
{
for(size_t i=_Off;i<m_Size;++i)
{
// compare against each char from _Ptr
for(size_t j=0;j<_Str.m_Size;++j)
{
if(m_pString[i]==_Str[j])
return i;
}
}
return npos;
}
/*!***********************************************************************
@Function find_last_not_of
@Input _Ch A char
@Input _Off Start position of the find
@Returns Position of the last char that is not _Ch
@Description Returns the position of the last char that is not _Ch
*************************************************************************/
size_t CPVRTString::find_last_not_of(char _Ch, size_t _Off) const
{
for(size_t i=m_Size-_Off-1;i<m_Size;--i)
{
if(m_pString[i]!=_Ch)
{
return i;
}
}
return npos;
}
/*!***********************************************************************
@Function find_last_not_of
@Input _Ptr A string
@Input _Off Start position of the find
@Returns Position of the last char that is not in _Ptr
@Description Returns the position of the last char that is not in _Ptr
*************************************************************************/
size_t CPVRTString::find_last_not_of(const char* _Ptr, size_t _Off) const
{
for(size_t i=m_Size-_Off-1;i<m_Size;--i)
{
bool bFound = true;
// compare against each char from _Ptr
for(size_t j=0;_Ptr[j]!=0;++j)
{
bFound = bFound && (m_pString[i]!=_Ptr[j]);
}
if(bFound)
{ // return if considered character differed from all characters from _Ptr
return i;
}
}
return npos;
}
/*!***********************************************************************
@Function find_last_not_of
@Input _Ptr A string
@Input _Off Start position of the find
@Input _Count Length of _Ptr
@Returns Position of the last char that is not in _Ptr
@Description Returns the position of the last char that is not in _Ptr
*************************************************************************/
size_t CPVRTString::find_last_not_of(const char* _Ptr, size_t _Off, size_t _Count) const
{
for(size_t i=m_Size-_Off-1;i<m_Size;--i)
{
bool bFound = true;
// compare against each char from _Ptr
for(size_t j=0;j<_Count;++j)
{
bFound = bFound && (m_pString[i]!=_Ptr[j]);
}
if(bFound)
{
// return if considered character differed from all characters from _Ptr
return i;
}
}
return npos;
}
/*!***********************************************************************
@Function find_last_not_of
@Input _Str A string
@Input _Off Start position of the find
@Returns Position of the last char that is not in _Str
@Description Returns the position of the last char that is not in _Str
*************************************************************************/
size_t CPVRTString::find_last_not_of(const CPVRTString& _Str, size_t _Off) const
{
for(size_t i=m_Size-_Off-1;i<m_Size;--i)
{
bool bFound = true;
// compare against each char from _Ptr
for(size_t j=0;j<_Str.m_Size;++j)
{
bFound = bFound && (m_pString[i]!=_Str[j]);
}
if(bFound)
{
// return if considered character differed from all characters from _Ptr
return i;
}
}
return npos;
}
/*!***********************************************************************
@Function find_last_of
@Input _Ch A char
@Input _Off Start position of the find
@Returns Position of the last char that is _Ch
@Description Returns the position of the last char that is _Ch
*************************************************************************/
size_t CPVRTString::find_last_of(char _Ch, size_t _Off) const
{
for(size_t i=m_Size-_Off-1;i<m_Size;--i)
{
if(m_pString[i]==_Ch)
{
return i;
}
}
return npos;
}
/*!***********************************************************************
@Function find_last_of
@Input _Ptr A string
@Input _Off Start position of the find
@Returns Position of the last char that is in _Ptr
@Description Returns the position of the last char that is in _Ptr
*************************************************************************/
size_t CPVRTString::find_last_of(const char* _Ptr, size_t _Off) const
{
for(size_t i=m_Size-_Off-1;i<m_Size;--i)
{
// compare against each char from _Ptr
for(size_t j=0;_Ptr[j]!=0;++j)
{
if(m_pString[i]==_Ptr[j])
return i;
}
}
return npos;
}
/*!***********************************************************************
@Function find_last_of
@Input _Ptr A string
@Input _Off Start position of the find
@Input _Count Length of _Ptr
@Returns Position of the last char that is in _Ptr
@Description Returns the position of the last char that is in _Ptr
*************************************************************************/
size_t CPVRTString::find_last_of(const char* _Ptr, size_t _Off, size_t _Count) const
{
for(size_t i=m_Size-_Off-1;i<m_Size;--i)
{
// compare against each char from _Ptr
for(size_t j=0;j<_Count;++j)
{
if(m_pString[i]!=_Ptr[j])
return i;
}
}
return npos;
}
/*!***********************************************************************
@Function find_last_of
@Input _Str A string
@Input _Off Start position of the find
@Returns Position of the last char that is in _Str
@Description Returns the position of the last char that is in _Str
*************************************************************************/
size_t CPVRTString::find_last_of(const CPVRTString& _Str, size_t _Off) const
{
for(size_t i=m_Size-_Off-1;i<m_Size;--i)
{
// compare against each char from _Str
for(size_t j=0;j<_Str.m_Size;++j)
{
if(m_pString[i]!=_Str[j])
return i;
}
}
return npos;
}
/*!***********************************************************************
@Function find_number_of
@Input _Ch A char
@Input _Off Start position of the find
@Returns Number of occurances of _Ch in the parent string.
@Description Returns the number of occurances of _Ch in the parent string.
*************************************************************************/
size_t CPVRTString::find_number_of(char _Ch, size_t _Off) const
{
size_t occurances=0;
for(size_t i=_Off;i<m_Size;++i)
{
if(m_pString[i]==_Ch)
occurances++;
}
return occurances;
}
/*!***********************************************************************
@Function find_number_of
@Input _Ptr A string
@Input _Off Start position of the find
@Returns Number of occurances of _Ptr in the parent string.
@Description Returns the number of occurances of _Ptr in the parent string.
*************************************************************************/
size_t CPVRTString::find_number_of(const char* _Ptr, size_t _Off) const
{
size_t occurances=0;
bool bNotHere=false;
for(size_t i=_Off;i<m_Size;++i)
{
// compare against each char from _Ptr
for(size_t j=0;_Ptr[j]!=0;++j)
{
if(i+j>m_Size || m_pString[i+j]!=_Ptr[j]) bNotHere=true;
if(bNotHere) break;
}
if(!bNotHere) occurances++;
else bNotHere = false;
}
return occurances;
}
/*!***********************************************************************
@Function find_number_of
@Input _Ptr A string
@Input _Off Start position of the find
@Input _Count Size of _Ptr
@Returns Number of occurances of _Ptr in the parent string.
@Description Returns the number of occurances of _Ptr in the parent string.
*************************************************************************/
size_t CPVRTString::find_number_of(const char* _Ptr, size_t _Off, size_t _Count) const
{
size_t occurances=0;
bool bNotHere=false;
for(size_t i=_Off;i<m_Size;++i)
{
// compare against each char from _Ptr
for(size_t j=0;j<_Count;++j)
{
if(i+j>m_Size || m_pString[i+j]!=_Ptr[j]) bNotHere=true;
if(bNotHere) break;
}
if(!bNotHere) occurances++;
else bNotHere = false;
}
return occurances;
}
/*!***********************************************************************
@Function find_number_of
@Input _Str A string
@Input _Off Start position of the find
@Returns Number of occurances of _Str in the parent string.
@Description Returns the number of occurances of _Str in the parent string.
*************************************************************************/
size_t CPVRTString::find_number_of(const CPVRTString& _Str, size_t _Off) const
{
size_t occurances=0;
bool bNotHere=false;
for(size_t i=_Off;i<m_Size;++i)
{
// compare against each char from _Ptr
for(size_t j=0;j<_Str.m_Size;++j)
{
if(i+j>m_Size || m_pString[i+j]!=_Str[j])
bNotHere=true;
if(bNotHere)
break;
}
if(!bNotHere) occurances++;
else bNotHere = false;
}
return occurances;
}
/*!***********************************************************************
@Function find_next_occurance_of
@Input _Ch A char
@Input _Off Start position of the find
@Returns Next occurance of _Ch in the parent string.
@Description Returns the next occurance of _Ch in the parent string
after or at _Off. If not found, returns the length of the string.
*************************************************************************/
int CPVRTString::find_next_occurance_of(char _Ch, size_t _Off) const
{
for(size_t i=_Off;i<m_Size;++i)
{
if(m_pString[i]==_Ch)
return (int)i;
}
return (int)m_Size;
}
/*!***********************************************************************
@Function find_next_occurance_of
@Input _Ptr A string
@Input _Off Start position of the find
@Returns Next occurance of _Ptr in the parent string.
@Description Returns the next occurance of _Ptr in the parent string
after or at _Off. If not found, returns the length of the string.
*************************************************************************/
int CPVRTString::find_next_occurance_of(const char* _Ptr, size_t _Off) const
{
bool bHere=true;
for(size_t i=_Off;i<m_Size;++i)
{
// compare against each char from _Ptr
for(size_t j=0;_Ptr[j]!=0;++j)
{
if(i+j>m_Size || m_pString[i+j]!=_Ptr[j]) bHere=false;
if(!bHere) break;
}
if(bHere) return (int)i;
bHere=true;
}
return (int)m_Size;
}
/*!***********************************************************************
@Function find_next_occurance_of
@Input _Ptr A string
@Input _Off Start position of the find
@Input _Count Size of _Ptr
@Returns Next occurance of _Ptr in the parent string.
@Description Returns the next occurance of _Ptr in the parent string
after or at _Off. If not found, returns the length of the string.
*************************************************************************/
int CPVRTString::find_next_occurance_of(const char* _Ptr, size_t _Off, size_t _Count) const
{
bool bHere=true;
for(size_t i=_Off;i<m_Size;++i)
{
// compare against each char from _Ptr
for(size_t j=0;j<_Count;++j)
{
if(i+j>m_Size || m_pString[i+j]!=_Ptr[j]) bHere=false;
if(!bHere) break;
}
if(bHere) return (int)i;
bHere=true;
}
return (int)m_Size;
}
/*!***********************************************************************
@Function find_next_occurance_of
@Input _Str A string
@Input _Off Start position of the find
@Returns Next occurance of _Str in the parent string.
@Description Returns the next occurance of _Str in the parent string
after or at _Off. If not found, returns the length of the string.
*************************************************************************/
int CPVRTString::find_next_occurance_of(const CPVRTString& _Str, size_t _Off) const
{
bool bHere=true;
for(size_t i=_Off;i<m_Size;++i)
{
// compare against each char from _Str
for(size_t j=0;j<_Str.m_Size;++j)
{
if(i+j>m_Size || m_pString[i+j]!=_Str[j]) bHere=false;
if(!bHere) break;
}
if(bHere) return (int)i;
bHere=true;
}
return (int)m_Size;
}
/*!***********************************************************************
@Function find_previous_occurance_of
@Input _Ch A char
@Input _Off Start position of the find
@Returns Previous occurance of _Ch in the parent string.
@Description Returns the previous occurance of _Ch in the parent string
before _Off. If not found, returns -1.
*************************************************************************/
int CPVRTString::find_previous_occurance_of(char _Ch, size_t _Off) const
{
for(size_t i=_Off;i>0;--i)
{
if(m_pString[i]==_Ch)
return (int)i;
}
return -1;
}
/*!***********************************************************************
@Function find_previous_occurance_of
@Input _Ptr A string
@Input _Off Start position of the find
@Returns Previous occurance of _Ptr in the parent string.
@Description Returns the previous occurance of _Ptr in the parent string
before _Off. If not found, returns -1.
*************************************************************************/
int CPVRTString::find_previous_occurance_of(const char* _Ptr, size_t _Off) const
{
bool bHere=true;
for(size_t i=_Off;i>0;--i)
{
// compare against each char from _Ptr
for(size_t j=0;_Ptr[j]!=0;++j)
{
if(i+j>m_Size || m_pString[i+j]!=_Ptr[j]) bHere=false;
if(!bHere) break;
}
if(bHere) return (int)i;
bHere=true;
}
return -1;
}
/*!***********************************************************************
@Function find_previous_occurance_of
@Input _Ptr A string
@Input _Off Start position of the find
@Input _Count Size of _Ptr
@Returns Previous occurance of _Ptr in the parent string.
@Description Returns the previous occurance of _Ptr in the parent string
before _Off. If not found, returns -1.
*************************************************************************/
int CPVRTString::find_previous_occurance_of(const char* _Ptr, size_t _Off, size_t _Count) const
{
bool bHere=true;
for(size_t i=_Off;i>0;--i)
{
// compare against each char from _Ptr
for(size_t j=0;j<_Count;++j)
{
if(i+j>m_Size || m_pString[i+j]!=_Ptr[j]) bHere=false;
if(!bHere) break;
}
if(bHere) return (int)i;
bHere=true;
}
return -1;
}
/*!***********************************************************************
@Function find_previous_occurance_of
@Input _Str A string
@Input _Off Start position of the find
@Returns Previous occurance of _Str in the parent string.
@Description Returns the previous occurance of _Str in the parent string
before _Off. If not found, returns -1.
*************************************************************************/
int CPVRTString::find_previous_occurance_of(const CPVRTString& _Str, size_t _Off) const
{
bool bHere=true;
for(size_t i=_Off;i>0;--i)
{
// compare against each char from _Str
for(size_t j=0;j<_Str.m_Size;++j)
{
if(i+j>m_Size || m_pString[i+j]!=_Str[j]) bHere=false;
if(!bHere) break;
}
if(bHere) return (int)i;
bHere=true;
}
return -1;
}
/*!***********************************************************************
@Function left
@Input iSize number of characters to return (excluding null character)
@Returns The leftmost 'iSize' characters of the string.
@Description Returns the leftmost characters of the string (excluding
the null character) in a new CPVRTString. If iSize is
larger than the string, a copy of the original string is returned.
*************************************************************************/
CPVRTString CPVRTString::left(size_t iSize) const
{
if(iSize>=m_Size) return *this;
return CPVRTString(m_pString,iSize);
}
/*!***********************************************************************
@Function right
@Input iSize number of characters to return (excluding null character)
@Returns The rightmost 'iSize' characters of the string.
@Description Returns the rightmost characters of the string (excluding
the null character) in a new CPVRTString. If iSize is
larger than the string, a copy of the original string is returned.
*************************************************************************/
CPVRTString CPVRTString::right(size_t iSize) const
{
if(iSize>=m_Size) return *this;
return CPVRTString(m_pString+(m_Size-iSize),iSize);
}
//CPVRTString& CPVRTString::insert(size_t _P0, const char* _Ptr)
//{
// return replace(_P0, 0, _Ptr);
//}
//CPVRTString& CPVRTString::insert(size_t _P0, const char* _Ptr, size_t _Count)
//{
// return replace(_P0, 0, _Ptr, _Count);
//}
//CPVRTString& CPVRTString::insert(size_t _P0, const CPVRTString& _Str)
//{
// return replace(_P0, 0, _Str);
//}
//CPVRTString& CPVRTString::insert(size_t _P0, const CPVRTString& _Str, size_t _Off, size_t _Count)
//{
// return replace(_P0, 0, _Str, _Off, _Count);
//}
//CPVRTString& CPVRTString::insert(size_t _P0, size_t _Count, char _Ch)
//{
// return replace(_P0, 0, _Count, _Ch);
//}
/*!***********************************************************************
@Function length
@Returns Length of the string
@Description Returns the length of the string
*************************************************************************/
size_t CPVRTString::length() const
{
return m_Size;
}
/*!***********************************************************************
@Function max_size
@Returns The maximum number of chars that the string can contain
@Description Returns the maximum number of chars that the string can contain
*************************************************************************/
size_t CPVRTString::max_size() const
{
return 0x7FFFFFFF;
}
/*!***********************************************************************
@Function push_back
@Input _Ch A char to append
@Description Appends _Ch to the string
*************************************************************************/
void CPVRTString::push_back(char _Ch)
{
append(1, _Ch);
}
//CPVRTString& replace(size_t _Pos1, size_t _Num1, const char* _Ptr)
//CPVRTString& replace(size_t _Pos1, size_t _Num1, const CPVRTString& _Str)
//CPVRTString& replace(size_t _Pos1, size_t _Num1, const char* _Ptr, size_t _Num2)
//CPVRTString& replace(size_t _Pos1, size_t _Num1, const CPVRTString& _Str, size_t _Pos2, size_t _Num2)
//CPVRTString& replace(size_t _Pos1, size_t _Num1, size_t _Count, char _Ch)
/*!***********************************************************************
@Function reserve
@Input _Count Size of string to reserve
@Description Reserves space for _Count number of chars
*************************************************************************/
void CPVRTString::reserve(size_t _Count)
{
if (_Count >= m_Capacity)
{
m_pString = (char*)realloc(m_pString, _Count + 1);
m_Capacity = _Count + 1;
}
}
/*!***********************************************************************
@Function resize
@Input _Count Size of string to resize to
@Input _Ch Character to use to fill any additional space
@Description Resizes the string to _Count in length
*************************************************************************/
void CPVRTString::resize(size_t _Count, char _Ch)
{
if (_Count <= m_Size)
{
m_Size = _Count;
m_pString[m_Size] = 0;
}
else
{
append(_Count - m_Size,_Ch);
}
}
//size_t rfind(char _Ch, size_t _Off = npos) const;
//size_t rfind(const char* _Ptr, size_t _Off = npos) const;
//size_t rfind(const char* _Ptr, size_t _Off = npos, size_t _Count) const;
//size_t rfind(const CPVRTString& _Str, size_t _Off = npos) const;
/*!***********************************************************************
@Function size
@Returns Size of the string
@Description Returns the size of the string
*************************************************************************/
size_t CPVRTString::size() const
{
return m_Size;
}
/*!***********************************************************************
@Function substr
@Input _Off Start of the substring
@Input _Count Length of the substring
@Returns A substring of the string
@Description Returns the size of the string
*************************************************************************/
CPVRTString CPVRTString::substr(size_t _Off, size_t _Count) const
{
return CPVRTString(*this, _Off, _Count);
}
/*!***********************************************************************
@Function swap
@Input _Str A string to swap with
@Description Swaps the contents of the string with _Str
*************************************************************************/
void CPVRTString::swap(CPVRTString& _Str)
{
size_t Size = _Str.m_Size;
size_t Capacity = _Str.m_Capacity;
char* pString = _Str.m_pString;
_Str.m_Size = m_Size;
_Str.m_Capacity = m_Capacity;
_Str.m_pString = m_pString;
m_Size = Size;
m_Capacity = Capacity;
m_pString = pString;
}
/*!***********************************************************************
@Function toLower
@Returns An updated string
@Description Converts the string to lower case
*************************************************************************/
CPVRTString& CPVRTString::toLower()
{
int i = 0;
while ( (m_pString[i] = (m_pString[i]>='A'&&m_pString[i]<='Z') ? ('a'+m_pString[i])-'A': m_pString[i]) != 0) i++;
return *this;
}
/*!***********************************************************************
@Function toUpper
@Returns An updated string
@Description Converts the string to upper case
*************************************************************************/
CPVRTString& CPVRTString::toUpper()
{
int i = 0;
while ( (m_pString[i] = (m_pString[i]>='a'&&m_pString[i]<='z') ? ('A'+m_pString[i])-'a': m_pString[i]) != 0) i++;
return *this;
}
/*!***********************************************************************
@Function Format
@Input pFormat A string containing the formating
@Returns A formatted string
@Description return the formatted string
************************************************************************/
CPVRTString CPVRTString::format(const char *pFormat, ...)
{
va_list arg;
va_start(arg, pFormat);
#if defined(_WIN32)
size_t bufSize = _vscprintf(pFormat,arg);
#else
size_t bufSize = vsnprintf(NULL,0,pFormat,arg);
#endif
va_end(arg);
char* buf=new char[bufSize + 1];
va_start(arg, pFormat);
vsnprintf(buf, bufSize + 1, pFormat, arg);
va_end(arg);
CPVRTString returnString(buf);
delete [] buf;
*this = returnString;
return returnString;
}
/*!***********************************************************************
@Function +=
@Input _Ch A char
@Returns An updated string
@Description += Operator
*************************************************************************/
CPVRTString& CPVRTString::operator+=(char _Ch)
{
return append(1, _Ch);
}
/*!***********************************************************************
@Function +=
@Input _Ptr A string
@Returns An updated string
@Description += Operator
*************************************************************************/
CPVRTString& CPVRTString::operator+=(const char* _Ptr)
{
return append(_Ptr);
}
/*!***********************************************************************
@Function +=
@Input _Right A string
@Returns An updated string
@Description += Operator
*************************************************************************/
CPVRTString& CPVRTString::operator+=(const CPVRTString& _Right)
{
return append(_Right);
}
/*!***********************************************************************
@Function =
@Input _Ch A char
@Returns An updated string
@Description = Operator
*************************************************************************/
CPVRTString& CPVRTString::operator=(char _Ch)
{
return assign(1, _Ch);
}
/*!***********************************************************************
@Function =
@Input _Ptr A string
@Returns An updated string
@Description = Operator
*************************************************************************/
CPVRTString& CPVRTString::operator=(const char* _Ptr)
{
return assign(_Ptr);
}
/*!***********************************************************************
@Function =
@Input _Right A string
@Returns An updated string
@Description = Operator
*************************************************************************/
CPVRTString& CPVRTString::operator=(const CPVRTString& _Right)
{
return assign(_Right);
}
/*!***********************************************************************
@Function []
@Input _Off An index into the string
@Returns A character
@Description [] Operator
*************************************************************************/
CPVRTString::const_reference CPVRTString::operator[](size_t _Off) const
{
return m_pString[_Off];
}
/*!***********************************************************************
@Function []
@Input _Off An index into the string
@Returns A character
@Description [] Operator
*************************************************************************/
CPVRTString::reference CPVRTString::operator[](size_t _Off)
{
return m_pString[_Off];
}
/*!***********************************************************************
@Function +
@Input _Left A string
@Input _Right A string
@Returns An updated string
@Description + Operator
*************************************************************************/
CPVRTString operator+ (const CPVRTString& _Left, const CPVRTString& _Right)
{
return CPVRTString(_Left).append(_Right);
}
/*!***********************************************************************
@Function +
@Input _Left A string
@Input _Right A string
@Returns An updated string
@Description + Operator
*************************************************************************/
CPVRTString operator+ (const CPVRTString& _Left, const char* _Right)
{
return CPVRTString(_Left).append(_Right);
}
/*!***********************************************************************
@Function +
@Input _Left A string
@Input _Right A string
@Returns An updated string
@Description + Operator
*************************************************************************/
CPVRTString operator+ (const CPVRTString& _Left, const char _Right)
{
return CPVRTString(_Left).append(_Right);
}
/*!***********************************************************************
@Function +
@Input _Left A string
@Input _Right A string
@Returns An updated string
@Description + Operator
*************************************************************************/
CPVRTString operator+ (const char* _Left, const CPVRTString& _Right)
{
return CPVRTString(_Left).append(_Right);
}
/*!***********************************************************************
@Function +
@Input _Left A string
@Input _Right A string
@Returns An updated string
@Description + Operator
*************************************************************************/
CPVRTString operator+ (const char _Left, const CPVRTString& _Right)
{
return CPVRTString(_Left).append(_Right);
}
/*************************************************************************
* MISCELLANEOUS UTILITY FUNCTIONS
*************************************************************************/
/*!***********************************************************************
@Function PVRTStringGetFileExtension
@Input strFilePath A string
@Returns Extension
@Description Extracts the file extension from a file path.
Returns an empty CPVRTString if no extension is found.
************************************************************************/
CPVRTString PVRTStringGetFileExtension(const CPVRTString& strFilePath)
{
CPVRTString::size_type idx = strFilePath.find_last_of ( '.' );
if (idx == CPVRTString::npos)
return CPVRTString("");
else
return strFilePath.substr(idx);
}
/*!***********************************************************************
@Function PVRTStringGetContainingDirectoryPath
@Input strFilePath A string
@Returns Directory
@Description Extracts the directory portion from a file path.
************************************************************************/
CPVRTString PVRTStringGetContainingDirectoryPath(const CPVRTString& strFilePath)
{
size_t i32sep = strFilePath.find_last_of('/');
if(i32sep == strFilePath.npos)
{
i32sep = strFilePath.find_last_of('\\');
if(i32sep == strFilePath.npos)
{ // can't find an actual \ or /, so return an empty string
return CPVRTString("");
}
}
return strFilePath.substr(0,i32sep);
}
/*!***********************************************************************
@Function PVRTStringGetFileName
@Input strFilePath A string
@Returns FileName
@Description Extracts the name and extension portion from a file path.
************************************************************************/
CPVRTString PVRTStringGetFileName(const CPVRTString& strFilePath)
{
size_t i32sep = strFilePath.find_last_of('/');
if(i32sep == strFilePath.npos)
{
i32sep = strFilePath.find_last_of('\\');
if(i32sep == strFilePath.npos)
{ // can't find an actual \ or / so leave it be
return strFilePath;
}
}
return strFilePath.substr(i32sep+1,strFilePath.length());
}
/*!***********************************************************************
@Function PVRTStringStripWhiteSpaceFromStartOf
@Input strLine A string
@Returns Result of the white space stripping
@Description strips white space characters from the beginning of a CPVRTString.
************************************************************************/
CPVRTString PVRTStringStripWhiteSpaceFromStartOf(const CPVRTString& strLine)
{
size_t start = strLine.find_first_not_of(" \t \n\r");
if(start!=strLine.npos)
return strLine.substr(start,strLine.length()-(start));
return strLine;
}
/*!***********************************************************************
@Function PVRTStringStripWhiteSpaceFromEndOf
@Input strLine A string
@Returns Result of the white space stripping
@Description strips white space characters from the end of a CPVRTString.
************************************************************************/
CPVRTString PVRTStringStripWhiteSpaceFromEndOf(const CPVRTString& strLine)
{
size_t end = strLine.find_last_not_of(" \t \n\r");
if(end!=strLine.npos)
return strLine.substr(0,end+1);
return strLine;
}
/*!***********************************************************************
@Function PVRTStringFromFormattedStr
@Input pFormat A string containing the formating
@Returns A formatted string
@Description Creates a formatted string
************************************************************************/
CPVRTString PVRTStringFromFormattedStr(const char *pFormat, ...)
{
va_list arg;
va_start(arg, pFormat);
#if defined(_WIN32)
size_t bufSize = _vscprintf(pFormat,arg);
#else
size_t bufSize = vsnprintf(NULL,0,pFormat,arg);
#endif
va_end(arg);
char* buf = new char[bufSize + 1];
va_start(arg, pFormat);
vsnprintf(buf, bufSize + 1, pFormat, arg);
va_end(arg);
CPVRTString returnString(buf);
delete [] buf;
return returnString;
}
///*!***************************************************************************
// Substitute one character by another
CPVRTString& CPVRTString::substitute(char _src,char _subDes, bool _all)
{
int len = (int) length();
char c=_src;
char s=_subDes;
int i=0;
while(i<len)
{
if(m_pString[i]==c)
{
m_pString[i]=s;
if(!_all) break;
}
i++;
}
return *this;
}
// Substitute one string by another ( Need time to improved )
CPVRTString& CPVRTString::substitute(const char* _src, const char* _dest, bool _all)
{
if (this->length() == 0)
{
return *this;
}
unsigned int pos=0;
CPVRTString src = _src;
CPVRTString dest = _dest;
CPVRTString ori;
while(pos<=m_Size-src.length())
{
if(this->compare(pos,src.length(),_src)==0)
{
ori = this->c_str();
CPVRTString sub1, sub2, result;
sub1.assign(ori,0,pos);
sub2.assign(ori,pos+src.length(),m_Size - (pos+src.length()));
this->assign("");
this->append(sub1);
this->append(dest);
this->append(sub2);
if(!_all)
{
break;
}
pos += (unsigned int) dest.length();
continue;
}
pos++;
}
return *this;
}
#endif // _USING_PVRTSTRING_
/*****************************************************************************
End of file (PVRTString.cpp)
*****************************************************************************/