QtCanvas Class Reference

#include <qtcanvas.h>

Inheritance diagram for QtCanvas:

Public Slots
virtual void	advance ()
virtual void	advance ()
virtual void	update ()
virtual void	update ()

Signals
void	resized ()
void	resized ()

Public Member Functions
virtual void	addAnimation (QtCanvasItem *)
virtual void	addAnimation (QtCanvasItem *)
virtual void	addItem (QtCanvasItem *)
virtual void	addItem (QtCanvasItem *)
void	addItemToChunk (QtCanvasItem *, int i, int j)
void	addItemToChunk (QtCanvasItem *, int i, int j)
void	addItemToChunkContaining (QtCanvasItem *, int x, int y)
void	addItemToChunkContaining (QtCanvasItem *, int x, int y)
virtual void	addView (QtCanvasView *)
virtual void	addView (QtCanvasView *)
QtCanvasItemList	allItems ()
QtCanvasItemList	allItems ()
QColor	backgroundColor () const
QColor	backgroundColor () const
QPixmap	backgroundPixmap () const
QPixmap	backgroundPixmap () const
int	chunkSize () const
int	chunkSize () const
QtCanvasItemList	collisions (const QPoint &) const
QtCanvasItemList	collisions (const QPoint &) const
QtCanvasItemList	collisions (const QRect &) const
QtCanvasItemList	collisions (const QRect &) const
QtCanvasItemList	collisions (const QPolygon &pa, const QtCanvasItem *item, bool exact) const
QtCanvasItemList	collisions (const QPolygon &pa, const QtCanvasItem *item, bool exact) const
void	drawArea (const QRect &, QPainter *p, bool double_buffer=false)
void	drawArea (const QRect &, QPainter *p, bool double_buffer=false)
void	drawCanvasArea (const QRect &, QPainter *p=0, bool double_buffer=true)
void	drawCanvasArea (const QRect &, QPainter *p=0, bool double_buffer=true)
void	drawViewArea (QtCanvasView *view, QPainter *p, const QRect &r, bool dbuf)
void	drawViewArea (QtCanvasView *view, QPainter *p, const QRect &r, bool dbuf)
int	height () const
int	height () const
bool	onCanvas (int x, int y) const
bool	onCanvas (int x, int y) const
bool	onCanvas (const QPoint &p) const
bool	onCanvas (const QPoint &p) const
	QtCanvas (QObject *parent=0)
	QtCanvas (QObject *parent=0)
	QtCanvas (int w, int h)
	QtCanvas (int w, int h)
	QtCanvas (QPixmap p, int h, int v, int tilewidth, int tileheight)
	QtCanvas (QPixmap p, int h, int v, int tilewidth, int tileheight)
QRect	rect () const
QRect	rect () const
virtual void	removeAnimation (QtCanvasItem *)
virtual void	removeAnimation (QtCanvasItem *)
virtual void	removeItem (QtCanvasItem *)
virtual void	removeItem (QtCanvasItem *)
void	removeItemFromChunk (QtCanvasItem *, int i, int j)
void	removeItemFromChunk (QtCanvasItem *, int i, int j)
void	removeItemFromChunkContaining (QtCanvasItem *, int x, int y)
void	removeItemFromChunkContaining (QtCanvasItem *, int x, int y)
virtual void	removeView (QtCanvasView *)
virtual void	removeView (QtCanvasView *)
virtual void	resize (int width, int height)
virtual void	resize (int width, int height)
virtual void	retune (int chunksize, int maxclusters=100)
virtual void	retune (int chunksize, int maxclusters=100)
bool	sameChunk (int x1, int y1, int x2, int y2) const
bool	sameChunk (int x1, int y1, int x2, int y2) const
virtual void	setAdvancePeriod (int ms)
virtual void	setAdvancePeriod (int ms)
virtual void	setAllChanged ()
virtual void	setAllChanged ()
virtual void	setBackgroundColor (const QColor &c)
virtual void	setBackgroundColor (const QColor &c)
virtual void	setBackgroundPixmap (const QPixmap &p)
virtual void	setBackgroundPixmap (const QPixmap &p)
virtual void	setChanged (const QRect &area)
virtual void	setChanged (const QRect &area)
virtual void	setChangedChunk (int i, int j)
virtual void	setChangedChunk (int i, int j)
virtual void	setChangedChunkContaining (int x, int y)
virtual void	setChangedChunkContaining (int x, int y)
virtual void	setTile (int x, int y, int tilenum)
virtual void	setTile (int x, int y, int tilenum)
virtual void	setTiles (QPixmap tiles, int h, int v, int tilewidth, int tileheight)
virtual void	setTiles (QPixmap tiles, int h, int v, int tilewidth, int tileheight)
virtual void	setUnchanged (const QRect &area)
virtual void	setUnchanged (const QRect &area)
virtual void	setUpdatePeriod (int ms)
virtual void	setUpdatePeriod (int ms)
QSize	size () const
QSize	size () const
int	tile (int x, int y) const
int	tile (int x, int y) const
int	tileHeight () const
int	tileHeight () const
int	tilesHorizontally () const
int	tilesHorizontally () const
int	tilesVertically () const
int	tilesVertically () const
int	tileWidth () const
int	tileWidth () const
bool	validChunk (int x, int y) const
bool	validChunk (int x, int y) const
bool	validChunk (const QPoint &p) const
bool	validChunk (const QPoint &p) const
int	width () const
int	width () const
virtual	~QtCanvas ()
virtual	~QtCanvas ()

Protected Member Functions
virtual void	drawBackground (QPainter &, const QRect &area)
virtual void	drawBackground (QPainter &, const QRect &area)
virtual void	drawForeground (QPainter &, const QRect &area)
virtual void	drawForeground (QPainter &, const QRect &area)

Private Member Functions
QRect	changeBounds ()
QRect	changeBounds ()
QtCanvasChunk &	chunk (int i, int j) const
QtCanvasChunk &	chunk (int i, int j) const
QtCanvasChunk &	chunkContaining (int x, int y) const
QtCanvasChunk &	chunkContaining (int x, int y) const
void	init (int w, int h, int chunksze=16, int maxclust=100)
void	init (int w, int h, int chunksze=16, int maxclust=100)
void	initTiles (QPixmap p, int h, int v, int tilewidth, int tileheight)
void	initTiles (QPixmap p, int h, int v, int tilewidth, int tileheight)

Private Attributes
int	aheight
int	awidth
QColor	bgcolor
int	chheight
QtCanvasChunk *	chunks
int	chunksize
int	chwidth
QtCanvasData *	d
bool	debug_redraw_areas
ushort *	grid
ushort	htiles
int	maxclusters
bool	oneone
QPixmap	pm
ushort	tileh
ushort	tilew
QTimer *	update_timer
ushort	vtiles

Friends
void	qt_unview (QtCanvas *c)
void	qt_unview (QtCanvas *c)

Constructor & Destructor Documentation

QtCanvas::QtCanvas

(

QObject *

parent = 0

)

QtCanvas::QtCanvas	(	int	w,
		int	h
	)

QtCanvas::QtCanvas	(	QPixmap	p,
		int	h,
		int	v,
		int	tilewidth,
		int	tileheight
	)

virtual QtCanvas::~QtCanvas ( )

virtual

QtCanvas::QtCanvas

(

QObject *

parent = 0

)

QtCanvas::QtCanvas	(	int	w,
		int	h
	)

QtCanvas::QtCanvas	(	QPixmap	p,
		int	h,
		int	v,
		int	tilewidth,
		int	tileheight
	)

virtual QtCanvas::~QtCanvas ( )

virtual

Member Function Documentation

virtual void QtCanvas::addAnimation ( QtCanvasItem *  )

virtual

virtual void QtCanvas::addAnimation ( QtCanvasItem *  )

virtual

virtual void QtCanvas::addItem ( QtCanvasItem *  )

virtual

virtual void QtCanvas::addItem ( QtCanvasItem *  )

virtual

void QtCanvas::addItemToChunk	(	QtCanvasItem *	,
		int	i,
		int	j
	)

void QtCanvas::addItemToChunk	(	QtCanvasItem *	,
		int	i,
		int	j
	)

void QtCanvas::addItemToChunkContaining	(	QtCanvasItem *	,
		int	x,
		int	y
	)

void QtCanvas::addItemToChunkContaining	(	QtCanvasItem *	,
		int	x,
		int	y
	)

virtual void QtCanvas::addView ( QtCanvasView *  )

virtual

virtual void QtCanvas::addView ( QtCanvasView *  )

virtual

virtual void QtCanvas::advance ( )

virtualslot

virtual void QtCanvas::advance ( )

virtualslot

QtCanvasItemList QtCanvas::allItems

(

)

QtCanvasItemList QtCanvas::allItems

(

)

QColor QtCanvas::backgroundColor

(

)

const

QColor QtCanvas::backgroundColor

(

)

const

QPixmap QtCanvas::backgroundPixmap

(

)

const

QPixmap QtCanvas::backgroundPixmap

(

)

const

QRect QtCanvas::changeBounds ( )

private

QRect QtCanvas::changeBounds ( )

private

QtCanvasChunk& QtCanvas::chunk ( int  i, int  j  ) const

private

QtCanvasChunk& QtCanvas::chunk ( int  i, int  j  ) const

private

QtCanvasChunk& QtCanvas::chunkContaining ( int  x, int  y  ) const

private

QtCanvasChunk& QtCanvas::chunkContaining ( int  x, int  y  ) const

private

int QtCanvas::chunkSize ( ) const

inline

References chunksize.

int QtCanvas::chunkSize ( ) const

inline

References chunksize.

QtCanvasItemList QtCanvas::collisions

(

const QPoint &

)

const

QtCanvasItemList QtCanvas::collisions

(

const QPoint &

)

const

QtCanvasItemList QtCanvas::collisions

(

const QRect &

)

const

QtCanvasItemList QtCanvas::collisions

(

const QRect &

)

const

QtCanvasItemList QtCanvas::collisions	(	const QPolygon &	pa,
		const QtCanvasItem *	item,
		bool	exact
	)		const

QtCanvasItemList QtCanvas::collisions	(	const QPolygon &	pa,
		const QtCanvasItem *	item,
		bool	exact
	)		const

void QtCanvas::drawArea	(	const QRect &	,
		QPainter *	p,
		bool	double_buffer = false
	)

void QtCanvas::drawArea	(	const QRect &	,
		QPainter *	p,
		bool	double_buffer = false
	)

virtual void QtCanvas::drawBackground ( QPainter &  , const QRect &  area  )

protectedvirtual

virtual void QtCanvas::drawBackground ( QPainter &  , const QRect &  area  )

protectedvirtual

void QtCanvas::drawCanvasArea	(	const QRect &	,
		QPainter *	p = 0,
		bool	double_buffer = true
	)

void QtCanvas::drawCanvasArea	(	const QRect &	,
		QPainter *	p = 0,
		bool	double_buffer = true
	)

virtual void QtCanvas::drawForeground ( QPainter &  , const QRect &  area  )

protectedvirtual

virtual void QtCanvas::drawForeground ( QPainter &  , const QRect &  area  )

protectedvirtual

void QtCanvas::drawViewArea	(	QtCanvasView *	view,
		QPainter *	p,
		const QRect &	r,
		bool	dbuf
	)

void QtCanvas::drawViewArea	(	QtCanvasView *	view,
		QPainter *	p,
		const QRect &	r,
		bool	dbuf
	)

int QtCanvas::height ( ) const

inline

References aheight.

int QtCanvas::height ( ) const

inline

References aheight.

void QtCanvas::init ( int  w, int  h, int  chunksze = 16, int  maxclust = 100  )

private

void QtCanvas::init ( int  w, int  h, int  chunksze = 16, int  maxclust = 100  )

private

void QtCanvas::initTiles ( QPixmap  p, int  h, int  v, int  tilewidth, int  tileheight  )

private

void QtCanvas::initTiles ( QPixmap  p, int  h, int  v, int  tilewidth, int  tileheight  )

private

bool QtCanvas::onCanvas ( int  x, int  y  ) const

inline

References aheight, and awidth.

Referenced by onCanvas().

bool QtCanvas::onCanvas ( int  x, int  y  ) const

inline

References aheight, and awidth.

bool QtCanvas::onCanvas ( const QPoint &  p ) const

inline

References onCanvas().

bool QtCanvas::onCanvas ( const QPoint &  p ) const

inline

References onCanvas().

QRect QtCanvas::rect ( ) const

inline

References aheight, and awidth.

QRect QtCanvas::rect ( ) const

inline

References aheight, and awidth.

virtual void QtCanvas::removeAnimation ( QtCanvasItem *  )

virtual

virtual void QtCanvas::removeAnimation ( QtCanvasItem *  )

virtual

virtual void QtCanvas::removeItem ( QtCanvasItem *  )

virtual

virtual void QtCanvas::removeItem ( QtCanvasItem *  )

virtual

void QtCanvas::removeItemFromChunk	(	QtCanvasItem *	,
		int	i,
		int	j
	)

void QtCanvas::removeItemFromChunk	(	QtCanvasItem *	,
		int	i,
		int	j
	)

void QtCanvas::removeItemFromChunkContaining	(	QtCanvasItem *	,
		int	x,
		int	y
	)

void QtCanvas::removeItemFromChunkContaining	(	QtCanvasItem *	,
		int	x,
		int	y
	)

virtual void QtCanvas::removeView ( QtCanvasView *  )

virtual

virtual void QtCanvas::removeView ( QtCanvasView *  )

virtual

virtual void QtCanvas::resize ( int  width, int  height  )

virtual

virtual void QtCanvas::resize ( int  width, int  height  )

virtual

void QtCanvas::resized ( )

signal

void QtCanvas::resized ( )

signal

virtual void QtCanvas::retune ( int  chunksize, int  maxclusters = 100  )

virtual

virtual void QtCanvas::retune ( int  chunksize, int  maxclusters = 100  )

virtual

bool QtCanvas::sameChunk ( int  x1, int  y1, int  x2, int  y2  ) const

inline

References chunksize.

bool QtCanvas::sameChunk ( int  x1, int  y1, int  x2, int  y2  ) const

inline

References chunksize.

virtual void QtCanvas::setAdvancePeriod ( int  ms )

virtual

virtual void QtCanvas::setAdvancePeriod ( int  ms )

virtual

virtual void QtCanvas::setAllChanged ( )

virtual

virtual void QtCanvas::setAllChanged ( )

virtual

virtual void QtCanvas::setBackgroundColor ( const QColor &  c )

virtual

virtual void QtCanvas::setBackgroundColor ( const QColor &  c )

virtual

virtual void QtCanvas::setBackgroundPixmap ( const QPixmap &  p )

virtual

virtual void QtCanvas::setBackgroundPixmap ( const QPixmap &  p )

virtual

virtual void QtCanvas::setChanged ( const QRect &  area )

virtual

virtual void QtCanvas::setChanged ( const QRect &  area )

virtual

virtual void QtCanvas::setChangedChunk ( int  i, int  j  )

virtual

virtual void QtCanvas::setChangedChunk ( int  i, int  j  )

virtual

virtual void QtCanvas::setChangedChunkContaining ( int  x, int  y  )

virtual

virtual void QtCanvas::setChangedChunkContaining ( int  x, int  y  )

virtual

virtual void QtCanvas::setTile ( int  x, int  y, int  tilenum  )

virtual

virtual void QtCanvas::setTile ( int  x, int  y, int  tilenum  )

virtual

virtual void QtCanvas::setTiles ( QPixmap  tiles, int  h, int  v, int  tilewidth, int  tileheight  )

virtual

virtual void QtCanvas::setTiles ( QPixmap  tiles, int  h, int  v, int  tilewidth, int  tileheight  )

virtual

virtual void QtCanvas::setUnchanged ( const QRect &  area )

virtual

virtual void QtCanvas::setUnchanged ( const QRect &  area )

virtual

virtual void QtCanvas::setUpdatePeriod ( int  ms )

virtual

virtual void QtCanvas::setUpdatePeriod ( int  ms )

virtual

QSize QtCanvas::size ( ) const

inline

References aheight, and awidth.

QSize QtCanvas::size ( ) const

inline

References aheight, and awidth.

int QtCanvas::tile ( int  x, int  y  ) const

inline

References grid, and htiles.

int QtCanvas::tile ( int  x, int  y  ) const

inline

References grid, and htiles.

int QtCanvas::tileHeight ( ) const

inline

References tileh.

int QtCanvas::tileHeight ( ) const

inline

References tileh.

int QtCanvas::tilesHorizontally ( ) const

inline

References htiles.

int QtCanvas::tilesHorizontally ( ) const

inline

References htiles.

int QtCanvas::tilesVertically ( ) const

inline

References vtiles.

int QtCanvas::tilesVertically ( ) const

inline

References vtiles.

int QtCanvas::tileWidth ( ) const

inline

References tilew.

int QtCanvas::tileWidth ( ) const

inline

References tilew.

virtual void QtCanvas::update ( )

virtualslot

virtual void QtCanvas::update ( )

virtualslot

bool QtCanvas::validChunk ( int  x, int  y  ) const

inline

References chheight, and chwidth.

bool QtCanvas::validChunk ( int  x, int  y  ) const

inline

References chheight, and chwidth.

Referenced by validChunk().

bool QtCanvas::validChunk ( const QPoint &  p ) const

inline

References validChunk().

bool QtCanvas::validChunk ( const QPoint &  p ) const

inline

References validChunk().

int QtCanvas::width ( ) const

inline

References awidth.

int QtCanvas::width ( ) const

inline

References awidth.

Friends And Related Function Documentation

void qt_unview ( QtCanvas *  c )

friend

void qt_unview ( QtCanvas *  c )

friend

Member Data Documentation

int QtCanvas::aheight

private

Referenced by height(), onCanvas(), rect(), and size().

int QtCanvas::awidth

private

Referenced by onCanvas(), rect(), size(), and width().

QColor QtCanvas::bgcolor

private

int QtCanvas::chheight

private

Referenced by validChunk().

QtCanvasChunk * QtCanvas::chunks

private

int QtCanvas::chunksize

private

Referenced by chunkSize(), and sameChunk().

int QtCanvas::chwidth

private

Referenced by validChunk().

QtCanvasData * QtCanvas::d

private

bool QtCanvas::debug_redraw_areas

private

ushort * QtCanvas::grid

private

Referenced by tile().

ushort QtCanvas::htiles

private

Referenced by tile(), and tilesHorizontally().

int QtCanvas::maxclusters

private

bool QtCanvas::oneone

private

QPixmap QtCanvas::pm

private

ushort QtCanvas::tileh

private

Referenced by tileHeight().

ushort QtCanvas::tilew

private

Referenced by tileWidth().

QTimer * QtCanvas::update_timer

private

ushort QtCanvas::vtiles

private

Referenced by tilesVertically().

---

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

• canvas_typed/qtcanvas.h