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Public Types | Public Member Functions | Static Public Member Functions | List of all members
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_UTF8 & | operator++ () 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

using juce::CharPointer_UTF8::CharType = char

Definition at line 37 of file juce_CharPointer_UTF8.h.

## Member Enumeration Documentation

## ◆ anonymous enum

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 | ) |
| inline explicit noexcept

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 | ) |
| inline static noexcept

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
| inline noexcept

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
| inline noexcept

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
| inline noexcept

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
| inline noexcept

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
| inline noexcept

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
| inline noexcept

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
| inline noexcept

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
| inline noexcept

Returns the address that this pointer is pointing to.

Definition at line 67 of file juce_CharPointer_UTF8.h.

Referenced by juce::StringArray::appendNumbersToDuplicates(), and juce::String::toRawUTF8().

## ◆ getAndAdvance()

juce_wchar juce::CharPointer_UTF8::getAndAdvance | ( |  | ) |
| inline noexcept

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 | ) |
| inline static noexcept

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 | ) |
| inline static noexcept

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
| inline noexcept

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
| inline noexcept

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
| inline noexcept

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
| inline noexcept

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
| inline noexcept

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
| inline noexcept

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 | ) |
| inline static noexcept

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
| inline noexcept

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
| inline noexcept

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
| inline noexcept

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
| inline noexcept

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
| inline noexcept

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
| inline noexcept

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
| inline noexcept

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
| ) |  |
| inline static

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
| inline noexcept

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
| inline noexcept

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
| inline noexcept

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
| inline noexcept

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
| inline noexcept

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
| inline noexcept

Definition at line 60 of file juce_CharPointer_UTF8.h.

## ◆ operator*()

juce_wchar juce::CharPointer_UTF8::operator* | ( |  | ) | const
| inline noexcept

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
| inline noexcept

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++ | ( |  | ) |
| inline noexcept

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 |  | ) |
| inline noexcept

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 | ) |
| inline noexcept

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
| inline noexcept

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-- | ( |  | ) |
| inline noexcept

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 | ) |
| inline noexcept

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
| inline noexcept

Definition at line 62 of file juce_CharPointer_UTF8.h.

## ◆ operator<=()

bool juce::CharPointer_UTF8::operator<= | ( | CharPointer_UTF8 | other | ) | const
| inline noexcept

Definition at line 61 of file juce_CharPointer_UTF8.h.

## ◆ operator=() [1/2]

CharPointer_UTF8 juce::CharPointer_UTF8::operator= | ( | CharPointer_UTF8 | other | ) |
| inline noexcept

Definition at line 46 of file juce_CharPointer_UTF8.h.

## ◆ operator=() [2/2]

CharPointer_UTF8 juce::CharPointer_UTF8::operator= | ( | const CharType * | text | ) |
| inline noexcept

Definition at line 52 of file juce_CharPointer_UTF8.h.

## ◆ operator==()

bool juce::CharPointer_UTF8::operator== | ( | CharPointer_UTF8 | other | ) | const
| inline noexcept

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
| inline noexcept

Definition at line 64 of file juce_CharPointer_UTF8.h.

## ◆ operator>=()

bool juce::CharPointer_UTF8::operator>= | ( | CharPointer_UTF8 | other | ) | const
| inline noexcept

Definition at line 63 of file juce_CharPointer_UTF8.h.

## ◆ operator[]()

juce_wchar juce::CharPointer_UTF8::operator[] | ( | int | characterIndex | ) | const
| inline noexcept

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
| inline noexcept

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
| inline noexcept

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
| inline noexcept

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 | ) |
| inline noexcept

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 | ) |
| inline noexcept

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 | ) |
| inline noexcept

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
| inline noexcept

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
| ) |  |
| inline noexcept

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
| ) |  |
| inline noexcept

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:

- juce_CharPointer_UTF8.h