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juce::CharPointer_UTF8 Class Referencefinal

#include <juce_CharPointer_UTF8.h>

Public Types

enum  { byteOrderMark1 = 0xef , byteOrderMark2 = 0xbb , byteOrderMark3 = 0xbf }
 
using CharType = char
 

Public Member Functions

 CharPointer_UTF8 (const CharType *rawPointer) noexcept
 
 CharPointer_UTF8 (const CharPointer_UTF8 &other)=default
 
CharPointer_UTF8 operator= (CharPointer_UTF8 other) noexcept
 
CharPointer_UTF8 operator= (const CharType *text) noexcept
 
bool operator== (CharPointer_UTF8 other) const noexcept
 
bool operator!= (CharPointer_UTF8 other) const noexcept
 
bool operator<= (CharPointer_UTF8 other) const noexcept
 
bool operator< (CharPointer_UTF8 other) const noexcept
 
bool operator>= (CharPointer_UTF8 other) const noexcept
 
bool operator> (CharPointer_UTF8 other) const noexcept
 
CharType * getAddress () const noexcept
 
 operator const CharType * () const noexcept
 
bool isEmpty () const noexcept
 
bool isNotEmpty () const noexcept
 
juce_wchar operator* () const noexcept
 
CharPointer_UTF8operator++ () noexcept
 
CharPointer_UTF8 operator-- () noexcept
 
juce_wchar getAndAdvance () noexcept
 
CharPointer_UTF8 operator++ (int) noexcept
 
void operator+= (int numToSkip) noexcept
 
void operator-= (int numToSkip) noexcept
 
juce_wchar operator[] (int characterIndex) const noexcept
 
CharPointer_UTF8 operator+ (int numToSkip) const noexcept
 
CharPointer_UTF8 operator- (int numToSkip) const noexcept
 
size_t length () const noexcept
 
size_t lengthUpTo (const size_t maxCharsToCount) const noexcept
 
size_t lengthUpTo (const CharPointer_UTF8 end) const noexcept
 
size_t sizeInBytes () const noexcept
 
CharPointer_UTF8 findTerminatingNull () const noexcept
 
void write (const juce_wchar charToWrite) noexcept
 
void writeNull () const noexcept
 
template<typename CharPointer >
void writeAll (const CharPointer src) noexcept
 
void writeAll (const CharPointer_UTF8 src) noexcept
 
template<typename CharPointer >
size_t writeWithDestByteLimit (const CharPointer src, const size_t maxDestBytes) noexcept
 
template<typename CharPointer >
void writeWithCharLimit (const CharPointer src, const int maxChars) noexcept
 
template<typename CharPointer >
int compare (const CharPointer other) const noexcept
 
template<typename CharPointer >
int compareUpTo (const CharPointer other, const int maxChars) const noexcept
 
template<typename CharPointer >
int compareIgnoreCase (const CharPointer other) const noexcept
 
int compareIgnoreCase (const CharPointer_UTF8 other) const noexcept
 
template<typename CharPointer >
int compareIgnoreCaseUpTo (const CharPointer other, const int maxChars) const noexcept
 
template<typename CharPointer >
int indexOf (const CharPointer stringToFind) const noexcept
 
int indexOf (const juce_wchar charToFind) const noexcept
 
int indexOf (const juce_wchar charToFind, const bool ignoreCase) const noexcept
 
bool isWhitespace () const noexcept
 
bool isDigit () const noexcept
 
bool isLetter () const noexcept
 
bool isLetterOrDigit () const noexcept
 
bool isUpperCase () const noexcept
 
bool isLowerCase () const noexcept
 
juce_wchar toUpperCase () const noexcept
 
juce_wchar toLowerCase () const noexcept
 
int getIntValue32 () const noexcept
 
int64 getIntValue64 () const noexcept
 
double getDoubleValue () const noexcept
 
CharPointer_UTF8 findEndOfWhitespace () const noexcept
 
CharPointer_UTF8 atomicSwap (const CharPointer_UTF8 newValue)
 

Static Public Member Functions

static size_t getBytesRequiredFor (const juce_wchar charToWrite) noexcept
 
template<class CharPointer >
static size_t getBytesRequiredFor (CharPointer text) noexcept
 
static bool canRepresent (juce_wchar character) noexcept
 
static bool isValidString (const CharType *dataToTest, int maxBytesToRead)
 
static bool isByteOrderMark (const void *possibleByteOrder) noexcept
 

Detailed Description

Wraps a pointer to a null-terminated UTF-8 character string, and provides various methods to operate on the data.

See also
CharPointer_UTF16, CharPointer_UTF32

Definition at line 34 of file juce_CharPointer_UTF8.h.

Member Typedef Documentation

◆ CharType

Member Enumeration Documentation

◆ anonymous enum

These values are the byte-order mark (BOM) values for a UTF-8 stream.

Definition at line 540 of file juce_CharPointer_UTF8.h.

Constructor & Destructor Documentation

◆ CharPointer_UTF8()

juce::CharPointer_UTF8::CharPointer_UTF8 ( const CharType *  rawPointer)
inlineexplicitnoexcept

Definition at line 39 of file juce_CharPointer_UTF8.h.

Member Function Documentation

◆ atomicSwap()

CharPointer_UTF8 juce::CharPointer_UTF8::atomicSwap ( const CharPointer_UTF8  newValue)
inline

Atomically swaps this pointer for a new value, returning the previous value.

Definition at line 534 of file juce_CharPointer_UTF8.h.

◆ canRepresent()

static bool juce::CharPointer_UTF8::canRepresent ( juce_wchar  character)
inlinestaticnoexcept

Returns true if the given unicode character can be represented in this encoding.

Definition at line 487 of file juce_CharPointer_UTF8.h.

◆ compare()

template<typename CharPointer >
int juce::CharPointer_UTF8::compare ( const CharPointer  other) const
inlinenoexcept

Compares this string with another one.

Definition at line 397 of file juce_CharPointer_UTF8.h.

◆ compareIgnoreCase() [1/2]

template<typename CharPointer >
int juce::CharPointer_UTF8::compareIgnoreCase ( const CharPointer  other) const
inlinenoexcept

Compares this string with another one.

Definition at line 411 of file juce_CharPointer_UTF8.h.

◆ compareIgnoreCase() [2/2]

int juce::CharPointer_UTF8::compareIgnoreCase ( const CharPointer_UTF8  other) const
inlinenoexcept

Compares this string with another one.

Definition at line 417 of file juce_CharPointer_UTF8.h.

◆ compareIgnoreCaseUpTo()

template<typename CharPointer >
int juce::CharPointer_UTF8::compareIgnoreCaseUpTo ( const CharPointer  other,
const int  maxChars 
) const
inlinenoexcept

Compares this string with another one, up to a specified number of characters.

Definition at line 424 of file juce_CharPointer_UTF8.h.

◆ compareUpTo()

template<typename CharPointer >
int juce::CharPointer_UTF8::compareUpTo ( const CharPointer  other,
const int  maxChars 
) const
inlinenoexcept

Compares this string with another one, up to a specified number of characters.

Definition at line 404 of file juce_CharPointer_UTF8.h.

◆ findEndOfWhitespace()

CharPointer_UTF8 juce::CharPointer_UTF8::findEndOfWhitespace ( ) const
inlinenoexcept

Returns the first non-whitespace character in the string.

Definition at line 484 of file juce_CharPointer_UTF8.h.

◆ findTerminatingNull()

CharPointer_UTF8 juce::CharPointer_UTF8::findTerminatingNull ( ) const
inlinenoexcept

Returns a pointer to the null character that terminates this string.

Definition at line 319 of file juce_CharPointer_UTF8.h.

◆ getAddress()

CharType * juce::CharPointer_UTF8::getAddress ( ) const
inlinenoexcept

Returns the address that this pointer is pointing to.

Definition at line 67 of file juce_CharPointer_UTF8.h.

◆ getAndAdvance()

juce_wchar juce::CharPointer_UTF8::getAndAdvance ( )
inlinenoexcept

Returns the character that this pointer is currently pointing to, and then advances the pointer to point to the next character.

Definition at line 147 of file juce_CharPointer_UTF8.h.

◆ getBytesRequiredFor() [1/2]

template<class CharPointer >
static size_t juce::CharPointer_UTF8::getBytesRequiredFor ( CharPointer  text)
inlinestaticnoexcept

Returns the number of bytes that would be needed to represent the given string in this encoding format. The value returned does NOT include the terminating null character.

Definition at line 308 of file juce_CharPointer_UTF8.h.

◆ getBytesRequiredFor() [2/2]

static size_t juce::CharPointer_UTF8::getBytesRequiredFor ( const juce_wchar  charToWrite)
inlinestaticnoexcept

Returns the number of bytes that would be needed to represent the given unicode character in this encoding format.

Definition at line 284 of file juce_CharPointer_UTF8.h.

Referenced by juce::MemoryOutputStream::appendUTF8Char(), getBytesRequiredFor(), and juce::String::getNumBytesAsUTF8().

◆ getDoubleValue()

double juce::CharPointer_UTF8::getDoubleValue ( ) const
inlinenoexcept

Parses this string as a floating point double.

Definition at line 481 of file juce_CharPointer_UTF8.h.

◆ getIntValue32()

int juce::CharPointer_UTF8::getIntValue32 ( ) const
inlinenoexcept

Parses this string as a 32-bit integer.

Definition at line 468 of file juce_CharPointer_UTF8.h.

◆ getIntValue64()

int64 juce::CharPointer_UTF8::getIntValue64 ( ) const
inlinenoexcept

Parses this string as a 64-bit integer.

Definition at line 471 of file juce_CharPointer_UTF8.h.

◆ indexOf() [1/3]

template<typename CharPointer >
int juce::CharPointer_UTF8::indexOf ( const CharPointer  stringToFind) const
inlinenoexcept

Returns the character index of a substring, or -1 if it isn't found.

Definition at line 431 of file juce_CharPointer_UTF8.h.

◆ indexOf() [2/3]

int juce::CharPointer_UTF8::indexOf ( const juce_wchar  charToFind) const
inlinenoexcept

Returns the character index of a unicode character, or -1 if it isn't found.

Definition at line 437 of file juce_CharPointer_UTF8.h.

◆ indexOf() [3/3]

int juce::CharPointer_UTF8::indexOf ( const juce_wchar  charToFind,
const bool  ignoreCase 
) const
inlinenoexcept

Returns the character index of a unicode character, or -1 if it isn't found.

Definition at line 443 of file juce_CharPointer_UTF8.h.

◆ isByteOrderMark()

static bool juce::CharPointer_UTF8::isByteOrderMark ( const void possibleByteOrder)
inlinestaticnoexcept

Returns true if the first three bytes in this pointer are the UTF8 byte-order mark (BOM). The pointer must not be null, and must point to at least 3 valid bytes.

Definition at line 550 of file juce_CharPointer_UTF8.h.

Referenced by juce::String::createStringFromData(), and juce::XmlDocument::getDocumentElement().

◆ isDigit()

bool juce::CharPointer_UTF8::isDigit ( ) const
inlinenoexcept

Returns true if the first character of this string is a digit.

Definition at line 452 of file juce_CharPointer_UTF8.h.

◆ isEmpty()

bool juce::CharPointer_UTF8::isEmpty ( ) const
inlinenoexcept

Returns true if this pointer is pointing to a null character.

Definition at line 73 of file juce_CharPointer_UTF8.h.

◆ isLetter()

bool juce::CharPointer_UTF8::isLetter ( ) const
inlinenoexcept

Returns true if the first character of this string is a letter.

Definition at line 454 of file juce_CharPointer_UTF8.h.

◆ isLetterOrDigit()

bool juce::CharPointer_UTF8::isLetterOrDigit ( ) const
inlinenoexcept

Returns true if the first character of this string is a letter or digit.

Definition at line 456 of file juce_CharPointer_UTF8.h.

◆ isLowerCase()

bool juce::CharPointer_UTF8::isLowerCase ( ) const
inlinenoexcept

Returns true if the first character of this string is lower-case.

Definition at line 460 of file juce_CharPointer_UTF8.h.

◆ isNotEmpty()

bool juce::CharPointer_UTF8::isNotEmpty ( ) const
inlinenoexcept

Returns true if this pointer is not pointing to a null character.

Definition at line 76 of file juce_CharPointer_UTF8.h.

◆ isUpperCase()

bool juce::CharPointer_UTF8::isUpperCase ( ) const
inlinenoexcept

Returns true if the first character of this string is upper-case.

Definition at line 458 of file juce_CharPointer_UTF8.h.

◆ isValidString()

static bool juce::CharPointer_UTF8::isValidString ( const CharType *  dataToTest,
int  maxBytesToRead 
)
inlinestatic

Returns true if this data contains a valid string in this encoding.

Definition at line 493 of file juce_CharPointer_UTF8.h.

Referenced by juce::String::createStringFromData(), and juce::String::fromUTF8().

◆ isWhitespace()

bool juce::CharPointer_UTF8::isWhitespace ( ) const
inlinenoexcept

Returns true if the first character of this string is whitespace.

Definition at line 450 of file juce_CharPointer_UTF8.h.

◆ length()

size_t juce::CharPointer_UTF8::length ( ) const
inlinenoexcept

Returns the number of characters in this string.

Definition at line 237 of file juce_CharPointer_UTF8.h.

◆ lengthUpTo() [1/2]

size_t juce::CharPointer_UTF8::lengthUpTo ( const CharPointer_UTF8  end) const
inlinenoexcept

Returns the number of characters in this string, or up to the given end pointer, whichever is lower.

Definition at line 267 of file juce_CharPointer_UTF8.h.

◆ lengthUpTo() [2/2]

size_t juce::CharPointer_UTF8::lengthUpTo ( const size_t  maxCharsToCount) const
inlinenoexcept

Returns the number of characters in this string, or the given value, whichever is lower.

Definition at line 261 of file juce_CharPointer_UTF8.h.

◆ operator const CharType *()

juce::CharPointer_UTF8::operator const CharType * ( ) const
inlinenoexcept

Returns the address that this pointer is pointing to.

Definition at line 70 of file juce_CharPointer_UTF8.h.

◆ operator!=()

bool juce::CharPointer_UTF8::operator!= ( CharPointer_UTF8  other) const
inlinenoexcept

Definition at line 60 of file juce_CharPointer_UTF8.h.

◆ operator*()

juce_wchar juce::CharPointer_UTF8::operator* ( ) const
inlinenoexcept

Returns the unicode character that this pointer is pointing to.

Definition at line 79 of file juce_CharPointer_UTF8.h.

◆ operator+()

CharPointer_UTF8 juce::CharPointer_UTF8::operator+ ( int  numToSkip) const
inlinenoexcept

Returns a pointer which is moved forwards from this one by the specified number of characters.

Definition at line 221 of file juce_CharPointer_UTF8.h.

◆ operator++() [1/2]

CharPointer_UTF8 & juce::CharPointer_UTF8::operator++ ( )
inlinenoexcept

Moves this pointer along to the next character in the string.

Definition at line 115 of file juce_CharPointer_UTF8.h.

◆ operator++() [2/2]

CharPointer_UTF8 juce::CharPointer_UTF8::operator++ ( int  )
inlinenoexcept

Moves this pointer along to the next character in the string.

Definition at line 184 of file juce_CharPointer_UTF8.h.

◆ operator+=()

void juce::CharPointer_UTF8::operator+= ( int  numToSkip)
inlinenoexcept

Moves this pointer forwards by the specified number of characters.

Definition at line 192 of file juce_CharPointer_UTF8.h.

Referenced by operator-=().

◆ operator-()

CharPointer_UTF8 juce::CharPointer_UTF8::operator- ( int  numToSkip) const
inlinenoexcept

Returns a pointer which is moved backwards from this one by the specified number of characters.

Definition at line 229 of file juce_CharPointer_UTF8.h.

◆ operator--()

CharPointer_UTF8 juce::CharPointer_UTF8::operator-- ( )
inlinenoexcept

Moves this pointer back to the previous character in the string.

Definition at line 135 of file juce_CharPointer_UTF8.h.

◆ operator-=()

void juce::CharPointer_UTF8::operator-= ( int  numToSkip)
inlinenoexcept

Moves this pointer backwards by the specified number of characters.

Definition at line 207 of file juce_CharPointer_UTF8.h.

◆ operator<()

bool juce::CharPointer_UTF8::operator< ( CharPointer_UTF8  other) const
inlinenoexcept

Definition at line 62 of file juce_CharPointer_UTF8.h.

◆ operator<=()

bool juce::CharPointer_UTF8::operator<= ( CharPointer_UTF8  other) const
inlinenoexcept

Definition at line 61 of file juce_CharPointer_UTF8.h.

◆ operator=() [1/2]

CharPointer_UTF8 juce::CharPointer_UTF8::operator= ( CharPointer_UTF8  other)
inlinenoexcept

Definition at line 46 of file juce_CharPointer_UTF8.h.

◆ operator=() [2/2]

CharPointer_UTF8 juce::CharPointer_UTF8::operator= ( const CharType *  text)
inlinenoexcept

Definition at line 52 of file juce_CharPointer_UTF8.h.

◆ operator==()

bool juce::CharPointer_UTF8::operator== ( CharPointer_UTF8  other) const
inlinenoexcept

This is a pointer comparison, it doesn't compare the actual text.

Definition at line 59 of file juce_CharPointer_UTF8.h.

◆ operator>()

bool juce::CharPointer_UTF8::operator> ( CharPointer_UTF8  other) const
inlinenoexcept

Definition at line 64 of file juce_CharPointer_UTF8.h.

◆ operator>=()

bool juce::CharPointer_UTF8::operator>= ( CharPointer_UTF8  other) const
inlinenoexcept

Definition at line 63 of file juce_CharPointer_UTF8.h.

◆ operator[]()

juce_wchar juce::CharPointer_UTF8::operator[] ( int  characterIndex) const
inlinenoexcept

Returns the character at a given character index from the start of the string.

Definition at line 213 of file juce_CharPointer_UTF8.h.

◆ sizeInBytes()

size_t juce::CharPointer_UTF8::sizeInBytes ( ) const
inlinenoexcept

Returns the number of bytes that are used to represent this string. This includes the terminating null character.

Definition at line 275 of file juce_CharPointer_UTF8.h.

◆ toLowerCase()

juce_wchar juce::CharPointer_UTF8::toLowerCase ( ) const
inlinenoexcept

Returns a lower-case version of the first character of this string.

Definition at line 465 of file juce_CharPointer_UTF8.h.

◆ toUpperCase()

juce_wchar juce::CharPointer_UTF8::toUpperCase ( ) const
inlinenoexcept

Returns an upper-case version of the first character of this string.

Definition at line 463 of file juce_CharPointer_UTF8.h.

◆ write()

void juce::CharPointer_UTF8::write ( const juce_wchar  charToWrite)
inlinenoexcept

Writes a unicode character to this string, and advances this pointer to point to the next position.

Definition at line 325 of file juce_CharPointer_UTF8.h.

Referenced by juce::MemoryOutputStream::appendUTF8Char().

◆ writeAll() [1/2]

template<typename CharPointer >
void juce::CharPointer_UTF8::writeAll ( const CharPointer  src)
inlinenoexcept

Copies a source string to this pointer, advancing this pointer as it goes.

Definition at line 358 of file juce_CharPointer_UTF8.h.

◆ writeAll() [2/2]

void juce::CharPointer_UTF8::writeAll ( const CharPointer_UTF8  src)
inlinenoexcept

Copies a source string to this pointer, advancing this pointer as it goes.

Definition at line 364 of file juce_CharPointer_UTF8.h.

◆ writeNull()

void juce::CharPointer_UTF8::writeNull ( ) const
inlinenoexcept

Writes a null character to this string (leaving the pointer's position unchanged).

Definition at line 351 of file juce_CharPointer_UTF8.h.

◆ writeWithCharLimit()

template<typename CharPointer >
void juce::CharPointer_UTF8::writeWithCharLimit ( const CharPointer  src,
const int  maxChars 
)
inlinenoexcept

Copies a source string to this pointer, advancing this pointer as it goes. The maxChars parameter specifies the maximum number of characters that can be written to the destination buffer before stopping (including the terminating null).

Definition at line 390 of file juce_CharPointer_UTF8.h.

◆ writeWithDestByteLimit()

template<typename CharPointer >
size_t juce::CharPointer_UTF8::writeWithDestByteLimit ( const CharPointer  src,
const size_t  maxDestBytes 
)
inlinenoexcept

Copies a source string to this pointer, advancing this pointer as it goes. The maxDestBytes parameter specifies the maximum number of bytes that can be written to the destination buffer before stopping.

Definition at line 380 of file juce_CharPointer_UTF8.h.


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