Utf16CharacterStream Class Reference

#include <scanner.h>

Inheritance diagram for Utf16CharacterStream:

Public Member Functions
	Utf16CharacterStream ()
virtual	~Utf16CharacterStream ()
uc32	Advance ()
unsigned	pos () const
unsigned	SeekForward (unsigned code_unit_count)
virtual void	PushBack (int32_t code_unit)=0

Protected Member Functions
virtual bool	ReadBlock ()=0
virtual unsigned	SlowSeekForward (unsigned code_unit_count)=0

Protected Attributes
const uint16_t *	buffer_cursor_
const uint16_t *	buffer_end_
unsigned	pos_

Static Protected Attributes
static const uc32	kEndOfInput = -1

Detailed Description

Definition at line 66 of file scanner.h.

Constructor & Destructor Documentation

Utf16CharacterStream ( )

inline

Definition at line 68 of file scanner.h.

virtual ~Utf16CharacterStream ( )

inlinevirtual

Definition at line 69 of file scanner.h.

Member Function Documentation

uc32 Advance ( )

inline

Definition at line 74 of file scanner.h.

References Utf16CharacterStream::buffer_cursor_, Utf16CharacterStream::buffer_end_, Utf16CharacterStream::kEndOfInput, Utf16CharacterStream::pos_, and Utf16CharacterStream::ReadBlock().

Referenced by TEST(), and TestCharacterStream().

unsigned pos ( ) const

inline

Definition at line 90 of file scanner.h.

References Utf16CharacterStream::pos_.

Referenced by Scanner::SeekForward(), TEST(), and TestCharacterStream().

virtual void PushBack ( int32_t  code_unit )

pure virtual

Implemented in ExternalTwoByteStringUtf16CharacterStream, and BufferedUtf16CharacterStream.

virtual bool ReadBlock ( )

protectedpure virtual

Implemented in ExternalTwoByteStringUtf16CharacterStream, and BufferedUtf16CharacterStream.

Referenced by Utf16CharacterStream::Advance().

unsigned SeekForward ( unsigned  code_unit_count )

inline

Definition at line 96 of file scanner.h.

References Utf16CharacterStream::buffer_cursor_, Utf16CharacterStream::buffer_end_, Utf16CharacterStream::pos_, and Utf16CharacterStream::SlowSeekForward().

Referenced by Scanner::SeekForward(), TEST(), and TestCharacterStream().

virtual unsigned SlowSeekForward ( unsigned  code_unit_count )

protectedpure virtual

Implemented in ExternalTwoByteStringUtf16CharacterStream, and BufferedUtf16CharacterStream.

Referenced by Utf16CharacterStream::SeekForward().

Field Documentation

const uint16_t* buffer_cursor_

protected

Definition at line 123 of file scanner.h.

Referenced by Utf16CharacterStream::Advance(), BufferedUtf16CharacterStream::BufferedUtf16CharacterStream(), GenericStringUtf16CharacterStream::GenericStringUtf16CharacterStream(), BufferedUtf16CharacterStream::PushBack(), ExternalTwoByteStringUtf16CharacterStream::PushBack(), BufferedUtf16CharacterStream::ReadBlock(), Utf16CharacterStream::SeekForward(), and BufferedUtf16CharacterStream::SlowPushBack().

const uint16_t* buffer_end_

protected

Definition at line 124 of file scanner.h.

Referenced by Utf16CharacterStream::Advance(), BufferedUtf16CharacterStream::BufferedUtf16CharacterStream(), GenericStringUtf16CharacterStream::GenericStringUtf16CharacterStream(), BufferedUtf16CharacterStream::ReadBlock(), Utf16CharacterStream::SeekForward(), and BufferedUtf16CharacterStream::SlowPushBack().

const uc32 kEndOfInput = -1

staticprotected

Definition at line 114 of file scanner.h.

Referenced by Utf16CharacterStream::Advance(), and BufferedUtf16CharacterStream::PushBack().

unsigned pos_

protected

Definition at line 125 of file scanner.h.

Referenced by Utf16CharacterStream::Advance(), GenericStringUtf16CharacterStream::BufferSeekForward(), Utf8ToUtf16CharacterStream::BufferSeekForward(), GenericStringUtf16CharacterStream::GenericStringUtf16CharacterStream(), Utf16CharacterStream::pos(), BufferedUtf16CharacterStream::PushBack(), ExternalTwoByteStringUtf16CharacterStream::PushBack(), BufferedUtf16CharacterStream::ReadBlock(), Utf16CharacterStream::SeekForward(), and BufferedUtf16CharacterStream::SlowPushBack().

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

• src/scanner.h