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CharPointer_UTF8 Class Reference

#include <CharPointer_UTF8.h>

Public Types

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

Public Member Functions

 CharPointer_UTF8 (const CharType *const rawPointer) noexcept
 CharPointer_UTF8 (const CharPointer_UTF8 &other) noexcept
CharPointer_UTF8operator= (CharPointer_UTF8 other) noexcept
CharPointer_UTF8operator= (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
CharTypegetAddress () const noexcept
 operator const CharType * () const noexcept
bool isEmpty () const noexcept
water_uchar operator* () const noexcept
CharPointer_UTF8operator++ () noexcept
CharPointer_UTF8 operator++ (int) noexcept
CharPointer_UTF8operator-- () noexcept
water_uchar getAndAdvance () noexcept
void operator+= (int numToSkip) noexcept
void operator-= (int numToSkip) noexcept
water_uchar 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 water_uchar 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 water_uchar charToFind) const noexcept
int indexOf (const water_uchar 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
water_uchar toUpperCase () const noexcept
water_uchar toLowerCase () const noexcept
int getIntValue32 () const noexcept
int64 getIntValue64 () const noexcept
double getDoubleValue () const noexcept
CharPointer_UTF8 findEndOfWhitespace () const noexcept

Static Public Member Functions

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

Private Attributes

CharTypedata

Friends

class String

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

Member Typedef Documentation

◆ CharType

Member Enumeration Documentation

◆ anonymous enum

anonymous enum

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

Enumerator
byteOrderMark1 
byteOrderMark2 
byteOrderMark3 

Constructor & Destructor Documentation

◆ CharPointer_UTF8() [1/2]

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

◆ CharPointer_UTF8() [2/2]

Member Function Documentation

◆ canRepresent()

bool water::CharPointer_UTF8::canRepresent ( water_uchar character)
inlinestaticnoexcept

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

◆ compare()

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

Compares this string with another one.

◆ compareIgnoreCase() [1/2]

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

Compares this string with another one.

◆ compareIgnoreCase() [2/2]

Compares this string with another one.

◆ compareIgnoreCaseUpTo()

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

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

◆ compareUpTo()

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

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

◆ findEndOfWhitespace()

Returns the first non-whitespace character in the string.

◆ findTerminatingNull()

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

◆ getAddress()

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

Returns the address that this pointer is pointing to.

◆ getAndAdvance()

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

◆ getBytesRequiredFor() [1/2]

template<class CharPointer>
size_t water::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.

◆ getBytesRequiredFor() [2/2]

size_t water::CharPointer_UTF8::getBytesRequiredFor ( const water_uchar charToWrite)
inlinestaticnoexcept

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

◆ getDoubleValue()

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

Parses this string as a floating point double.

◆ getIntValue32()

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

Parses this string as a 32-bit integer.

◆ getIntValue64()

Parses this string as a 64-bit integer.

◆ indexOf() [1/3]

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

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

◆ indexOf() [2/3]

int water::CharPointer_UTF8::indexOf ( const water_uchar charToFind) const
inlinenoexcept

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

◆ indexOf() [3/3]

int water::CharPointer_UTF8::indexOf ( const water_uchar charToFind,
const bool ignoreCase ) const
inlinenoexcept

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

◆ isByteOrderMark()

bool water::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.

◆ isDigit()

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

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

◆ isEmpty()

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

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

◆ isLetter()

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

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

◆ isLetterOrDigit()

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

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

◆ isLowerCase()

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

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

◆ isUpperCase()

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

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

◆ isValidString()

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

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

◆ isWhitespace()

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

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

◆ length()

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

Returns the number of characters in this string.

◆ lengthUpTo() [1/2]

size_t water::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.

◆ lengthUpTo() [2/2]

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

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

◆ operator const CharType *()

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

Returns the address that this pointer is pointing to.

◆ operator!=()

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

◆ operator*()

water_uchar water::CharPointer_UTF8::operator* ( ) const
inlinenoexcept

Returns the unicode character that this pointer is pointing to.

◆ operator+()

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

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

◆ operator++() [1/2]

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

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

◆ operator++() [2/2]

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

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

◆ operator+=()

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

Moves this pointer forwards by the specified number of characters.

◆ operator-()

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

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

◆ operator--()

CharPointer_UTF8 & water::CharPointer_UTF8::operator-- ( )
inlinenoexcept

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

◆ operator-=()

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

Moves this pointer backwards by the specified number of characters.

◆ operator<()

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

◆ operator<=()

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

◆ operator=() [1/2]

CharPointer_UTF8 & water::CharPointer_UTF8::operator= ( CharPointer_UTF8 other)
inlinenoexcept

◆ operator=() [2/2]

CharPointer_UTF8 & water::CharPointer_UTF8::operator= ( const CharType * text)
inlinenoexcept

◆ operator==()

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

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

◆ operator>()

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

◆ operator>=()

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

◆ operator[]()

water_uchar water::CharPointer_UTF8::operator[] ( int characterIndex) const
inlinenoexcept

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

◆ sizeInBytes()

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

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

◆ toLowerCase()

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

◆ toUpperCase()

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

◆ write()

void water::CharPointer_UTF8::write ( const water_uchar charToWrite)
inlinenoexcept

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

◆ writeAll() [1/2]

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

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

◆ writeAll() [2/2]

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

◆ writeNull()

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

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

◆ writeWithCharLimit()

template<typename CharPointer>
void water::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).

◆ writeWithDestByteLimit()

template<typename CharPointer>
size_t water::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.

◆ String

friend class String
friend

Member Data Documentation

◆ data


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