QtCanvas Class Reference

#include <qtcanvas.h>

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 QPolygon &pa, const QtCanvasItem *item, bool exact) const
QtCanvasItemList	collisions (const QPolygon &pa, const QtCanvasItem *item, bool exact) const
QtCanvasItemList	collisions (const QRect &) const
QtCanvasItemList	collisions (const QRect &) 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 (const QPoint &p) const
bool	onCanvas (const QPoint &p) const
bool	onCanvas (int x, int y) const
bool	onCanvas (int x, int y) const
	QtCanvas (int w, int h)
	QtCanvas (int w, int h)
	QtCanvas (QObject *parent=0)
	QtCanvas (QObject *parent=0)
	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 (const QPoint &p) const
bool	validChunk (const QPoint &p) const
bool	validChunk (int x, int y) const
bool	validChunk (int x, int y) 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)

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

Constructor & Destructor Documentation

QtCanvas() [1/6]

QtCanvas::QtCanvas

(

QObject *

parent = 0

)

Referenced by collisions(), and qt_unview.

QtCanvas() [2/6]

QtCanvas::QtCanvas	(	int	w,
		int	h )

QtCanvas() [3/6]

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

References scm(), and setTiles().

~QtCanvas() [1/2]

QtCanvas::~QtCanvas ( )

virtual

References allItems().

QtCanvas() [4/6]

QtCanvas::QtCanvas

(

QObject *

parent = 0

)

QtCanvas() [5/6]

QtCanvas::QtCanvas	(	int	w,
		int	h )

QtCanvas() [6/6]

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

~QtCanvas() [2/2]

virtual QtCanvas::~QtCanvas ( )

virtual

Member Function Documentation

addAnimation() [1/2]

void QtCanvas::addAnimation ( QtCanvasItem * item )

virtual

addAnimation() [2/2]

virtual void QtCanvas::addAnimation ( QtCanvasItem * )

virtual

addItem() [1/2]

void QtCanvas::addItem ( QtCanvasItem * item )

virtual

addItem() [2/2]

virtual void QtCanvas::addItem ( QtCanvasItem * )

virtual

addItemToChunk() [1/2]

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

References validChunk().

addItemToChunk() [2/2]

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

addItemToChunkContaining() [1/2]

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

References height(), and width().

addItemToChunkContaining() [2/2]

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

addView() [1/2]

void QtCanvas::addView ( QtCanvasView * view )

virtual

References backgroundColor().

addView() [2/2]

virtual void QtCanvas::addView ( QtCanvasView * )

virtual

advance [1/2]

void QtCanvas::advance ( )

virtualslot

References QtCanvasItem::advance(), and update().

Referenced by setAdvancePeriod().

advance [2/2]

virtual void QtCanvas::advance ( )

virtualslot

allItems() [1/2]

QtCanvasItemList QtCanvas::allItems

(

)

Referenced by ~QtCanvas().

allItems() [2/2]

QtCanvasItemList QtCanvas::allItems

(

)

backgroundColor() [1/2]

QColor QtCanvas::backgroundColor

(

)

const

Referenced by addView().

backgroundColor() [2/2]

QColor QtCanvas::backgroundColor

(

)

const

backgroundPixmap() [1/2]

QPixmap QtCanvas::backgroundPixmap

(

)

const

backgroundPixmap() [2/2]

QPixmap QtCanvas::backgroundPixmap

(

)

const

chunkSize() [1/2]

int QtCanvas::chunkSize ( ) const

inline

chunkSize() [2/2]

int QtCanvas::chunkSize ( ) const

inline

collisions() [1/6]

QtCanvasItemList QtCanvas::collisions

(

const QPoint &

p

)

const

References collisions().

Referenced by collisions(), and QtCanvasItem::collisions().

collisions() [2/6]

QtCanvasItemList QtCanvas::collisions

(

const QPoint &

)

const

collisions() [3/6]

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

References QtCanvasItem::collidesWith(), and validChunk().

collisions() [4/6]

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

collisions() [5/6]

QtCanvasItemList QtCanvas::collisions

(

const QRect &

r

)

const

References QtCanvasItem::collisions(), QtCanvas(), QtCanvasPolygonalItem::setPen(), and QtCanvasItem::show().

collisions() [6/6]

QtCanvasItemList QtCanvas::collisions

(

const QRect &

)

const

drawArea() [1/2]

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

References drawCanvasArea().

drawArea() [2/2]

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

drawBackground() [1/2]

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

protectedvirtual

References tile(), tilesHorizontally(), and tilesVertically().

Referenced by drawCanvasArea().

drawBackground() [2/2]

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

protectedvirtual

drawCanvasArea() [1/2]

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

References QtCanvasItem::draw(), drawBackground(), drawForeground(), height(), and width().

Referenced by drawArea(), and drawViewArea().

drawCanvasArea() [2/2]

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

drawForeground() [1/2]

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

protectedvirtual

Referenced by drawCanvasArea().

drawForeground() [2/2]

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

protectedvirtual

drawViewArea() [1/2]

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

References drawCanvasArea(), and QtCanvasView::worldMatrix().

drawViewArea() [2/2]

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

height() [1/2]

int QtCanvas::height ( ) const

inline

Referenced by addItemToChunkContaining(), drawCanvasArea(), removeItemFromChunkContaining(), resize(), setAllChanged(), setChanged(), setChangedChunkContaining(), and setUnchanged().

height() [2/2]

int QtCanvas::height ( ) const

inline

onCanvas() [1/4]

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

inline

References onCanvas().

onCanvas() [2/4]

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

inline

References onCanvas().

onCanvas() [3/4]

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

inline

Referenced by onCanvas().

onCanvas() [4/4]

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

inline

rect() [1/2]

QRect QtCanvas::rect ( ) const

inline

rect() [2/2]

QRect QtCanvas::rect ( ) const

inline

removeAnimation() [1/2]

void QtCanvas::removeAnimation ( QtCanvasItem * item )

virtual

removeAnimation() [2/2]

virtual void QtCanvas::removeAnimation ( QtCanvasItem * )

virtual

removeItem() [1/2]

void QtCanvas::removeItem ( QtCanvasItem * item )

virtual

removeItem() [2/2]

virtual void QtCanvas::removeItem ( QtCanvasItem * )

virtual

removeItemFromChunk() [1/2]

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

References validChunk().

removeItemFromChunk() [2/2]

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

removeItemFromChunkContaining() [1/2]

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

References height(), and width().

removeItemFromChunkContaining() [2/2]

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

removeView() [1/2]

void QtCanvas::removeView ( QtCanvasView * view )

virtual

removeView() [2/2]

virtual void QtCanvas::removeView ( QtCanvasView * )

virtual

resize() [1/2]

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

virtual

References resized(), and setAllChanged().

resize() [2/2]

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

virtual

References height(), and width().

resized [1/2]

void QtCanvas::resized ( )

signal

Referenced by resize().

resized [2/2]

void QtCanvas::resized ( )

signal

retune() [1/2]

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

virtual

Referenced by setTiles().

retune() [2/2]

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

virtual

sameChunk() [1/2]

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

inline

sameChunk() [2/2]

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

inline

setAdvancePeriod() [1/2]

void QtCanvas::setAdvancePeriod ( int ms )

virtual

References advance().

setAdvancePeriod() [2/2]

virtual void QtCanvas::setAdvancePeriod ( int ms )

virtual

setAllChanged() [1/2]

void QtCanvas::setAllChanged ( )

virtual

References height(), setChanged(), and width().

Referenced by resize(), setBackgroundColor(), and setTiles().

setAllChanged() [2/2]

virtual void QtCanvas::setAllChanged ( )

virtual

setBackgroundColor() [1/2]

void QtCanvas::setBackgroundColor ( const QColor & c )

virtual

References setAllChanged().

setBackgroundColor() [2/2]

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

virtual

setBackgroundPixmap() [1/2]

void QtCanvas::setBackgroundPixmap ( const QPixmap & p )

virtual

References setTiles().

setBackgroundPixmap() [2/2]

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

virtual

setChanged() [1/2]

void QtCanvas::setChanged ( const QRect & area )

virtual

References height(), and width().

Referenced by setAllChanged(), and setTile().

setChanged() [2/2]

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

virtual

setChangedChunk() [1/2]

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

virtual

References QtCanvasChunk::change(), and validChunk().

Referenced by setTile().

setChangedChunk() [2/2]

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

virtual

setChangedChunkContaining() [1/2]

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

virtual

References height(), and width().

setChangedChunkContaining() [2/2]

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

virtual

setTile() [1/2]

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

virtual

References setChanged(), and setChangedChunk().

setTile() [2/2]

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

virtual

setTiles() [1/2]

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

virtual

References retune(), scm(), and setAllChanged().

Referenced by QtCanvas(), and setBackgroundPixmap().

setTiles() [2/2]

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

virtual

setUnchanged() [1/2]

void QtCanvas::setUnchanged ( const QRect & area )

virtual

References height(), and width().

Referenced by update().

setUnchanged() [2/2]

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

virtual

setUpdatePeriod() [1/2]

void QtCanvas::setUpdatePeriod ( int ms )

virtual

References update().

setUpdatePeriod() [2/2]

virtual void QtCanvas::setUpdatePeriod ( int ms )

virtual

size() [1/2]

QSize QtCanvas::size ( ) const

inline

size() [2/2]

QSize QtCanvas::size ( ) const

inline

tile() [1/2]

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

inline

Referenced by drawBackground().

tile() [2/2]

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

inline

tileHeight() [1/2]

int QtCanvas::tileHeight ( ) const

inline

tileHeight() [2/2]

int QtCanvas::tileHeight ( ) const

inline

tilesHorizontally() [1/2]

int QtCanvas::tilesHorizontally ( ) const

inline

Referenced by drawBackground().

tilesHorizontally() [2/2]

int QtCanvas::tilesHorizontally ( ) const

inline

tilesVertically() [1/2]

int QtCanvas::tilesVertically ( ) const

inline

Referenced by drawBackground().

tilesVertically() [2/2]

int QtCanvas::tilesVertically ( ) const

inline

tileWidth() [1/2]

int QtCanvas::tileWidth ( ) const

inline

tileWidth() [2/2]

int QtCanvas::tileWidth ( ) const

inline

update [1/2]

void QtCanvas::update ( )

virtualslot

References setUnchanged(), and QtCanvasView::worldMatrix().

Referenced by advance(), CanvasView::contentsMouseMoveEvent(), and setUpdatePeriod().

update [2/2]

virtual void QtCanvas::update ( )

virtualslot

validChunk() [1/4]

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

inline

References validChunk().

validChunk() [2/4]

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

inline

References validChunk().

validChunk() [3/4]

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

inline

Referenced by addItemToChunk(), collisions(), removeItemFromChunk(), setChangedChunk(), and validChunk().

validChunk() [4/4]

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

inline

width() [1/2]

int QtCanvas::width ( ) const

inline

Referenced by addItemToChunkContaining(), drawCanvasArea(), removeItemFromChunkContaining(), resize(), setAllChanged(), setChanged(), setChangedChunkContaining(), and setUnchanged().

width() [2/2]

int QtCanvas::width ( ) const

inline

Friends And Related Symbol Documentation

qt_unview [1/2]

void qt_unview ( QtCanvas * c )

friend

References QtCanvas().

qt_unview [2/2]

void qt_unview ( QtCanvas * c )

friend

References QtCanvas().

---

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

• canvas_typed/qtcanvas.h
• canvas_variant/qtcanvas.h
• canvas_typed/qtcanvas.cpp
• canvas_variant/qtcanvas.cpp