dw::fltk::FltkImgbuf Class Reference

#include <fltkimgbuf.hh>

Public Member Functions
	FltkImgbuf (Type type, int width, int height)
void	setCMap (int *colors, int num_colors)
void	scaleRow (int row, const core::byte *data)
void	newScan ()
void	copyRow (int row, const core::byte *data)
core::Imgbuf *	getScaledBuf (int width, int height)
void	getRowArea (int row, dw::core::Rectangle *area)
int	getRootWidth ()
int	getRootHeight ()
void	ref ()
void	unref ()
bool	lastReference ()
void	setDeleteOnUnref (bool deleteOnUnref)
bool	isReferred ()
void	draw (Fl_Widget *target, int xRoot, int yRoot, int x, int y, int width, int height)

Protected Member Functions
	~FltkImgbuf ()

Private Member Functions
	FltkImgbuf (Type type, int width, int height, FltkImgbuf *root)
void	init (Type type, int width, int height, FltkImgbuf *root)
int	scaledY (int ySrc)
int	isRoot ()
void	detachScaledBuf (FltkImgbuf *scaledBuf)
	This method is called for the root buffer, when a scaled buffer removed.

Private Attributes
FltkImgbuf *	root
int	refCount
bool	deleteOnUnref
lout::container::typed::List < FltkImgbuf > *	scaledBuffers
int	width
int	height
Type	type
int	bpp
uchar *	rawdata
lout::misc::BitSet *	copiedRows

Additional Inherited Members
Public Types inherited from dw::core::Imgbuf
enum	Type {   RGB, RGBA, GRAY, INDEXED,   INDEXED_ALPHA }

Constructor & Destructor Documentation

dw::fltk::FltkImgbuf::FltkImgbuf ( Type  type, int  width, int  height, FltkImgbuf *  root  )

private

References lout::misc::init().

dw::fltk::FltkImgbuf::~FltkImgbuf ( )

protected

dw::fltk::FltkImgbuf::FltkImgbuf	(	Type	type,
		int	width,
		int	height
	)

References lout::misc::init().

Member Function Documentation

void dw::fltk::FltkImgbuf::copyRow ( int  row, const core::byte *  data  )

virtual

Implements dw::core::Imgbuf.

References lout::container::typed::Iterator< T >::hasNext(), and scaleRow().

void dw::fltk::FltkImgbuf::detachScaledBuf ( FltkImgbuf *  scaledBuf )

private

This method is called for the root buffer, when a scaled buffer removed.

void dw::fltk::FltkImgbuf::draw	(	Fl_Widget *	target,
		int	xRoot,
		int	yRoot,
		int	x,
		int	y,
		int	width,
		int	height
	)

int dw::fltk::FltkImgbuf::getRootHeight ( )

virtual

Implements dw::core::Imgbuf.

int dw::fltk::FltkImgbuf::getRootWidth ( )

virtual

Implements dw::core::Imgbuf.

void dw::fltk::FltkImgbuf::getRowArea ( int  row, dw::core::Rectangle *  area  )

virtual

Implements dw::core::Imgbuf.

References dw::core::Rectangle::height, dw::core::Rectangle::width, dw::core::Rectangle::x, and dw::core::Rectangle::y.

core::Imgbuf * dw::fltk::FltkImgbuf::getScaledBuf ( int  width, int  height  )

virtual

Implements dw::core::Imgbuf.

References dw::core::Imgbuf::getScaledBuf(), lout::container::typed::Iterator< T >::hasNext(), height, IMAGE_MAX_AREA, ref(), and width.

void dw::fltk::FltkImgbuf::init ( Type  type, int  width, int  height, FltkImgbuf *  root  )

private

References bpp, copiedRows, lout::misc::BitSet::get(), height, rawdata, and width.

bool dw::fltk::FltkImgbuf::isReferred ( )

virtual

Todo:

Comment

Implements dw::core::Imgbuf.

int dw::fltk::FltkImgbuf::isRoot ( )

inlineprivate

References root.

bool dw::fltk::FltkImgbuf::lastReference ( )

virtual

Todo:

Comment

Implements dw::core::Imgbuf.

void dw::fltk::FltkImgbuf::newScan ( )

virtual

Implements dw::core::Imgbuf.

References lout::misc::BitSet::clear(), copiedRows, and lout::container::typed::Iterator< T >::hasNext().

void dw::fltk::FltkImgbuf::ref ( )

virtual

Implements dw::core::Imgbuf.

Referenced by getScaledBuf().

int dw::fltk::FltkImgbuf::scaledY ( int  ySrc )

private

void dw::fltk::FltkImgbuf::scaleRow ( int  row, const core::byte *  data  )

inline

Referenced by copyRow().

void dw::fltk::FltkImgbuf::setCMap ( int *  colors, int  num_colors  )

virtual

Implements dw::core::Imgbuf.

void dw::fltk::FltkImgbuf::setDeleteOnUnref ( bool  deleteOnUnref )

virtual

Todo:

Comment

Implements dw::core::Imgbuf.

void dw::fltk::FltkImgbuf::unref ( )

virtual

Implements dw::core::Imgbuf.

Member Data Documentation

int dw::fltk::FltkImgbuf::bpp

private

Referenced by init().

lout::misc::BitSet* dw::fltk::FltkImgbuf::copiedRows

private

Referenced by init(), and newScan().

bool dw::fltk::FltkImgbuf::deleteOnUnref

private

int dw::fltk::FltkImgbuf::height

private

Referenced by getScaledBuf(), and init().

uchar* dw::fltk::FltkImgbuf::rawdata

private

Referenced by init().

int dw::fltk::FltkImgbuf::refCount

private

FltkImgbuf* dw::fltk::FltkImgbuf::root

private

Referenced by isRoot().

lout::container::typed::List<FltkImgbuf>* dw::fltk::FltkImgbuf::scaledBuffers

private

Type dw::fltk::FltkImgbuf::type

private

int dw::fltk::FltkImgbuf::width

private

Referenced by getScaledBuf(), and init().

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

• dw/fltkimgbuf.hh
• dw/fltkimgbuf.cc