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+ −
#ifndef QPIXMAPCACHE_P_H+ −
#define QPIXMAPCACHE_P_H+ −
+ −
//+ −
// W A R N I N G+ −
// -------------+ −
//+ −
// This file is not part of the Qt API. This header+ −
// file may change from version to version without notice, or even be removed.+ −
//+ −
// We mean it.+ −
//+ −
+ −
#include "qpixmapcache.h"+ −
#include "qpaintengine.h"+ −
#include <private/qimage_p.h>+ −
#include <private/qpixmap_raster_p.h>+ −
#include "qcache.h"+ −
+ −
QT_BEGIN_NAMESPACE+ −
+ −
uint qHash(const QPixmapCache::Key &k);+ −
+ −
class QPixmapCache::KeyData+ −
{+ −
public:+ −
KeyData() : isValid(true), key(0), ref(1) {}+ −
KeyData(const KeyData &other)+ −
: isValid(other.isValid), key(other.key), ref(1) {}+ −
~KeyData() {}+ −
+ −
bool isValid;+ −
int key;+ −
int ref;+ −
};+ −
+ −
// XXX: hw: is this a general concept we need to abstract?+ −
class QPixmapCacheEntry : public QPixmap+ −
{+ −
public:+ −
QPixmapCacheEntry(const QPixmapCache::Key &key, const QPixmap &pix) : QPixmap(pix), key(key)+ −
{+ −
if (data && data->classId() == QPixmapData::RasterClass) {+ −
QRasterPixmapData *d = static_cast<QRasterPixmapData*>(data.data());+ −
if (!d->image.isNull() && d->image.d->paintEngine+ −
&& !d->image.d->paintEngine->isActive())+ −
{+ −
delete d->image.d->paintEngine;+ −
d->image.d->paintEngine = 0;+ −
}+ −
}+ −
}+ −
~QPixmapCacheEntry();+ −
QPixmapCache::Key key;+ −
};+ −
+ −
QT_END_NAMESPACE+ −
+ −
#endif // QPIXMAPCACHE_P_H+ −