Public Functions
void	addref ()

void	addToCache ()

int	cost () const

	QDeclarativePixmapData (const QUrl &u, const QSize &s, const QString &e)

	QDeclarativePixmapData (const QUrl &u, const QSize &r)

	QDeclarativePixmapData (const QUrl &u, const QPixmap &p, const QSize &s, const QSize &r)

	QDeclarativePixmapData (const QPixmap &p)

void	release ()

void	removeFromCache ()

Public Variables
QString	errorString

QSize	implicitSize

bool	inCache:1

QDeclarativePixmapData *	nextUnreferenced

QPixmap	pixmap

QDeclarativePixmap::Status	pixmapStatus

QDeclarativePixmapData *	prevUnreferenced

QDeclarativePixmapData **	prevUnreferencedPtr

bool	privatePixmap:1

uint	refCount

QDeclarativePixmapReply *	reply

QSize	requestSize

QUrl	url

Detailed Description

Definition at line 185 of file qdeclarativepixmapcache.cpp.

Constructors and Destructors

◆ QDeclarativePixmapData() [1/4]

QDeclarativePixmapData::QDeclarativePixmapData	(	const QUrl &	u,
		const QSize &	s,
		const QString &	e
	)

inline

Definition at line 188 of file qdeclarativepixmapcache.cpp.

     : refCount(1), inCache(false), pixmapStatus(QDeclarativePixmap::Error), 
       url(u), errorString(e), requestSize(s), reply(0), prevUnreferenced(0),
       prevUnreferencedPtr(0), nextUnreferenced(0)
     {
     }

◆ QDeclarativePixmapData() [2/4]

QDeclarativePixmapData::QDeclarativePixmapData	(	const QUrl &	u,
		const QSize &	r
	)

inline

Definition at line 195 of file qdeclarativepixmapcache.cpp.

     : refCount(1), inCache(false), pixmapStatus(QDeclarativePixmap::Loading), 
       url(u), requestSize(r), reply(0), prevUnreferenced(0), prevUnreferencedPtr(0), 
       nextUnreferenced(0)
     {
     }

◆ QDeclarativePixmapData() [3/4]

QDeclarativePixmapData::QDeclarativePixmapData	(	const QUrl &	u,
		const QPixmap &	p,
		const QSize &	s,
		const QSize &	r
	)

inline

Definition at line 202 of file qdeclarativepixmapcache.cpp.

     : refCount(1), inCache(false), privatePixmap(false), pixmapStatus(QDeclarativePixmap::Ready), 
       url(u), pixmap(p), implicitSize(s), requestSize(r), reply(0), prevUnreferenced(0),
       prevUnreferencedPtr(0), nextUnreferenced(0)
     {
     }

◆ QDeclarativePixmapData() [4/4]

QDeclarativePixmapData::QDeclarativePixmapData ( const QPixmap & p )

inline

Definition at line 209 of file qdeclarativepixmapcache.cpp.

     : refCount(1), inCache(false), privatePixmap(true), pixmapStatus(QDeclarativePixmap::Ready),
       pixmap(p), implicitSize(p.size()), requestSize(p.size()), reply(0), prevUnreferenced(0),
       prevUnreferencedPtr(0), nextUnreferenced(0)
     {
     }

Functions

◆ addref()

void QDeclarativePixmapData::addref ( )

Definition at line 759 of file qdeclarativepixmapcache.cpp.

Referenced by QDeclarativePixmap::load().

 {
     ++refCount;
     if (prevUnreferencedPtr) 
         pixmapStore()->referencePixmap(this);
 }

◆ addToCache()

void QDeclarativePixmapData::addToCache ( )

Definition at line 792 of file qdeclarativepixmapcache.cpp.

Referenced by QDeclarativePixmap::load().

 {
     if (!inCache) {
         QDeclarativePixmapKey key = { &url, &requestSize };
         pixmapStore()->m_cache.insert(key, this);
         inCache = true;
     }
 }

◆ cost()

int QDeclarativePixmapData::cost ( ) const

Definition at line 754 of file qdeclarativepixmapcache.cpp.

Referenced by QDeclarativePixmapStore::referencePixmap(), QDeclarativePixmapStore::shrinkCache(), and QDeclarativePixmapStore::unreferencePixmap().

 {
     return (pixmap.width() * pixmap.height() * pixmap.depth()) / 8;
 }

◆ release()

void QDeclarativePixmapData::release ( )

Definition at line 766 of file qdeclarativepixmapcache.cpp.

Referenced by QDeclarativePixmap::clear(), QDeclarativePixmap::load(), and QDeclarativePixmap::~QDeclarativePixmap().

 {
     Q_ASSERT(refCount > 0);
     --refCount;
 
     if (refCount == 0) {
         if (reply) {
             QDeclarativePixmapReply *cancelReply = reply;
             reply->data = 0;
             reply = 0;
             QDeclarativePixmapReader::readerMutex.lock();
             QDeclarativePixmapReader *reader = QDeclarativePixmapReader::existingInstance(cancelReply->engineForReader);
             if (reader)
                 reader->cancel(cancelReply);
             QDeclarativePixmapReader::readerMutex.unlock();
         }
 
         if (pixmapStatus == QDeclarativePixmap::Ready) {
             pixmapStore()->unreferencePixmap(this);
         } else {
             removeFromCache();
             delete this;
         }
     }
 }

◆ removeFromCache()

void QDeclarativePixmapData::removeFromCache ( )

Definition at line 801 of file qdeclarativepixmapcache.cpp.

Referenced by QDeclarativePixmapReply::event(), and QDeclarativePixmapStore::shrinkCache().

 {
     if (inCache) {
         QDeclarativePixmapKey key = { &url, &requestSize };
         pixmapStore()->m_cache.remove(key);
         inCache = false;
     }
 }