TiXmlString Class Reference

#include <tinystr.h>

Inheritance diagram for TiXmlString:

Collaboration diagram for TiXmlString:

List of all members.

Classes
struct	Rep
Public Types
typedef size_t	size_type
Public Member Functions
	TiXmlString ()
	TiXmlString (const TiXmlString &copy)
TIXML_EXPLICIT	TiXmlString (const char *copy)
TIXML_EXPLICIT	TiXmlString (const char *str, size_type len)
	~TiXmlString ()
TiXmlString &	operator= (const char *copy)
TiXmlString &	operator= (const TiXmlString &copy)
TiXmlString &	operator+= (const char *suffix)
TiXmlString &	operator+= (char single)
TiXmlString &	operator+= (const TiXmlString &suffix)
const char *	c_str () const
const char *	data () const
size_type	length () const
size_type	size () const
bool	empty () const
size_type	capacity () const
const char &	at (size_type index) const
char &	operator[] (size_type index) const
size_type	find (char lookup) const
size_type	find (char tofind, size_type offset) const
void	clear ()
void	reserve (size_type cap)
TiXmlString &	assign (const char *str, size_type len)
TiXmlString &	append (const char *str, size_type len)
void	swap (TiXmlString &other)
Static Public Attributes
static const size_type	npos = static_cast< TiXmlString::size_type >(-1)
Private Member Functions
void	init (size_type sz)
void	set_size (size_type sz)
char *	start () const
char *	finish () const
void	init (size_type sz, size_type cap)
void	quit ()
Private Attributes
Rep *	rep_
Static Private Attributes
static Rep	nullrep_ = { 0, 0, { '\0' } }

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Detailed Description

Definition at line 67 of file tinystr.h.

---

Member Typedef Documentation

typedef size_t TiXmlString::size_type

Definition at line 71 of file tinystr.h.

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Constructor & Destructor Documentation

TiXmlString::TiXmlString

(

)

[inline]

Definition at line 78 of file tinystr.h.

                       : rep_(&nullrep_)
        {
        }

TiXmlString::TiXmlString

(

const TiXmlString &

copy

)

[inline]

Definition at line 83 of file tinystr.h.

                                                : rep_(0)
        {
                init(copy.length());
                memcpy(start(), copy.data(), length());
        }

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TIXML_EXPLICIT TiXmlString::TiXmlString

(

const char *

copy

)

[inline]

Definition at line 90 of file tinystr.h.

                                                        : rep_(0)
        {
                init( static_cast<size_type>( strlen(copy) ));
                memcpy(start(), copy, length());
        }

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TIXML_EXPLICIT TiXmlString::TiXmlString	(	const char *	str,
		size_type	len
	)		[inline]

Definition at line 97 of file tinystr.h.

                                                                      : rep_(0)
        {
                init(len);
                memcpy(start(), str, len);
        }

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TiXmlString::~TiXmlString

(

)

[inline]

Definition at line 104 of file tinystr.h.

        {
                quit();
        }

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Member Function Documentation

TiXmlString & TiXmlString::append	(	const char *	str,
		size_type	len
	)

Definition at line 73 of file tinystr.cpp.

{
        size_type newsize = length() + len;
        if (newsize > capacity())
        {
                reserve (newsize + capacity());
        }
        memmove(finish(), str, len);
        set_size(newsize);
        return *this;
}

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TiXmlString & TiXmlString::assign	(	const char *	str,
		size_type	len
	)

Definition at line 54 of file tinystr.cpp.

{
        size_type cap = capacity();
        if (len > cap || cap > 3*(len + 8))
        {
                TiXmlString tmp;
                tmp.init(len);
                memcpy(tmp.start(), str, len);
                swap(tmp);
        }
        else
        {
                memmove(start(), str, len);
                set_size(len);
        }
        return *this;
}

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const char& TiXmlString::at

(

size_type

index

)

const [inline]

Definition at line 161 of file tinystr.h.

        {
                assert( index < length() );
                return rep_->str[ index ];
        }

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const char* TiXmlString::c_str

(

)

const [inline]

Definition at line 142 of file tinystr.h.

{ return rep_->str; }

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size_type TiXmlString::capacity

(

)

const [inline]

Definition at line 157 of file tinystr.h.

{ return rep_->capacity; }

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void TiXmlString::clear

(

)

[inline]

Definition at line 192 of file tinystr.h.

        {
                //Lee:
                //The original was just too strange, though correct:
                //      TiXmlString().swap(*this);
                //Instead use the quit & re-init:
                quit();
                init(0,0);
        }

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const char* TiXmlString::data

(

)

const [inline]

Definition at line 145 of file tinystr.h.

{ return rep_->str; }

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bool TiXmlString::empty

(

)

const [inline]

Definition at line 154 of file tinystr.h.

{ return rep_->size == 0; }

size_type TiXmlString::find

(

char

lookup

)

const [inline]

Definition at line 175 of file tinystr.h.

        {
                return find(lookup, 0);
        }

size_type TiXmlString::find	(	char	tofind,
		size_type	offset
	)		const [inline]

Definition at line 181 of file tinystr.h.

        {
                if (offset >= length()) return npos;

                for (const char* p = c_str() + offset; *p != '\0'; ++p)
                {
                   if (*p == tofind) return static_cast< size_type >( p - c_str() );
                }
                return npos;
        }

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char* TiXmlString::finish

(

)

const [inline, private]

Definition at line 223 of file tinystr.h.

{ return rep_->str + rep_->size; }

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void TiXmlString::init	(	size_type	sz,
		size_type	cap
	)		[inline, private]

Definition at line 231 of file tinystr.h.

        {
                if (cap)
                {
                        // Lee: the original form:
                        //      rep_ = static_cast<Rep*>(operator new(sizeof(Rep) + cap));
                        // doesn't work in some cases of new being overloaded. Switching
                        // to the normal allocation, although use an 'int' for systems
                        // that are overly picky about structure alignment.
                        const size_type bytesNeeded = sizeof(Rep) + cap;
                        const size_type intsNeeded = ( bytesNeeded + sizeof(int) - 1 ) / sizeof( int ); 
                        rep_ = reinterpret_cast<Rep*>( new int[ intsNeeded ] );

                        rep_->str[ rep_->size = sz ] = '\0';
                        rep_->capacity = cap;
                }
                else
                {
                        rep_ = &nullrep_;
                }
        }

void TiXmlString::init

(

size_type

sz

)

[inline, private]

Definition at line 220 of file tinystr.h.

{ init(sz, sz); }

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size_type TiXmlString::length

(

)

const [inline]

Definition at line 148 of file tinystr.h.

{ return rep_->size; }

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TiXmlString& TiXmlString::operator+=

(

char

single

)

[inline]

Definition at line 129 of file tinystr.h.

        {
                return append(&single, 1);
        }

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TiXmlString& TiXmlString::operator+=

(

const TiXmlString &

suffix

)

[inline]

Definition at line 135 of file tinystr.h.

        {
                return append(suffix.data(), suffix.length());
        }

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TiXmlString& TiXmlString::operator+=

(

const char *

suffix

)

[inline]

Definition at line 123 of file tinystr.h.

        {
                return append(suffix, static_cast<size_type>( strlen(suffix) ));
        }

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TiXmlString& TiXmlString::operator=

(

const TiXmlString &

copy

)

[inline]

Definition at line 116 of file tinystr.h.

        {
                return assign(copy.start(), copy.length());
        }

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TiXmlString& TiXmlString::operator=

(

const char *

copy

)

[inline]

Definition at line 110 of file tinystr.h.

        {
                return assign( copy, (size_type)strlen(copy));
        }

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char& TiXmlString::operator[]

(

size_type

index

)

const [inline]

Definition at line 168 of file tinystr.h.

        {
                assert( index < length() );
                return rep_->str[ index ];
        }

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void TiXmlString::quit

(

)

[inline, private]

Definition at line 253 of file tinystr.h.

        {
                if (rep_ != &nullrep_)
                {
                        // The rep_ is really an array of ints. (see the allocator, above).
                        // Cast it back before delete, so the compiler won't incorrectly call destructors.
                        delete [] ( reinterpret_cast<int*>( rep_ ) );
                }
        }

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void TiXmlString::reserve

(

size_type

cap

)

Definition at line 42 of file tinystr.cpp.

{
        if (cap > capacity())
        {
                TiXmlString tmp;
                tmp.init(length(), cap);
                memcpy(tmp.start(), data(), length());
                swap(tmp);
        }
}

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void TiXmlString::set_size

(

size_type

sz

)

[inline, private]

Definition at line 221 of file tinystr.h.

{ rep_->str[ rep_->size = sz ] = '\0'; }

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size_type TiXmlString::size

(

)

const [inline]

Definition at line 151 of file tinystr.h.

{ return rep_->size; }

char* TiXmlString::start

(

)

const [inline, private]

Definition at line 222 of file tinystr.h.

{ return rep_->str; }

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void TiXmlString::swap

(

TiXmlString &

other

)

[inline]

Definition at line 211 of file tinystr.h.

        {
                Rep* r = rep_;
                rep_ = other.rep_;
                other.rep_ = r;
        }

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Member Data Documentation

const TiXmlString::size_type TiXmlString::npos = static_cast< TiXmlString::size_type >(-1) [static]

Definition at line 74 of file tinystr.h.

TiXmlString::Rep TiXmlString::nullrep_ = { 0, 0, { '\0' } } [static, private]

Definition at line 264 of file tinystr.h.

Rep* TiXmlString::rep_ [private]

Definition at line 263 of file tinystr.h.

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The documentation for this class was generated from the following files:

• /home/cube/sources/osgearth/src/osgEarth/tinystr.h
• /home/cube/sources/osgearth/src/osgEarth/tinystr.cpp