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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 <QtGui/private/qtguiglobal_p.h> |
| #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) |
| { |
| QPlatformPixmap *pd = handle(); |
| if (pd && pd->classId() == QPlatformPixmap::RasterClass) { |
| QRasterPlatformPixmap *d = static_cast<QRasterPlatformPixmap*>(pd); |
| if (!d->image.isNull() && d->image.d->paintEngine |
| && !d->image.d->paintEngine->isActive()) |
| { |
| delete d->image.d->paintEngine; |
| d->image.d->paintEngine = nullptr; |
| } |
| } |
| } |
| ~QPixmapCacheEntry(); |
| QPixmapCache::Key key; |
| }; |
| |
| QT_END_NAMESPACE |
| |
| #endif // QPIXMAPCACHE_P_H |