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scaled pixmap cache. major speed improvement

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This commit is contained in:
brukie 2009-06-03 15:38:21 +02:00
parent 1da5c63726
commit 04072b02d1
10 changed files with 57 additions and 45 deletions
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30
cockatrice/src/carddatabase.cpp
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@ -23,9 +23,16 @@ CardInfo::CardInfo(QDataStream &stream)
CardInfo::~CardInfo()
{
if (pixmap)
if (pixmap) {
qDebug(QString("Deleting pixmap for %1").arg(name).toLatin1());
delete pixmap;
delete pixmap;
QMapIterator<int, QPixmap *> i(scaledPixmapCache);
while (i.hasNext()) {
i.next();
qDebug(QString(" Deleting cached pixmap for width %1").arg(i.key()).toLatin1());
delete i.value();
}
}
}
QString CardInfo::getMainCardType() const
@ -63,7 +70,7 @@ void CardInfo::addEdition(const QString &edition)
editions << edition;
}
QPixmap *CardInfo::getPixmap()
QPixmap *CardInfo::loadPixmap()
{
if (pixmap)
return pixmap;
@ -72,7 +79,7 @@ QPixmap *CardInfo::getPixmap()
pixmap->load("../pics/back.jpg");
return pixmap;
}
qDebug(QString("CardDatabase: loading pixmap for %1").arg(getName()).toLatin1());
qDebug(QString("CardDatabase: loading pixmap for '%1'").arg(getName()).toLatin1());
for (int i = 0; i < editions.size(); i++) {
// Fire // Ice, Circle of Protection: Red
QString correctedName = getName().remove(" // ").remove(":");
@ -85,6 +92,19 @@ QPixmap *CardInfo::getPixmap()
return pixmap;
}
QPixmap *CardInfo::getPixmap(QSize size)
{
qDebug(QString("CardInfo::getPixmap(%1, %2) for %3").arg(size.width()).arg(size.height()).arg(getName()).toLatin1());
if (QPixmap *result = scaledPixmapCache.value(size.width())) {
qDebug("cache HIT");
return result;
}
qDebug("cache MISS");
QPixmap *result = new QPixmap(loadPixmap()->scaled(size, Qt::IgnoreAspectRatio, Qt::SmoothTransformation));
scaledPixmapCache.insert(size.width(), result);
return result;
}
void CardInfo::saveToStream(QDataStream &stream)
{
stream << name
@ -192,7 +212,7 @@ void CardDatabase::importOracle()
qDebug(QString("CardDatabase: %1 cards imported").arg(hash.size()).toLatin1());
CardInfo *empty = new CardInfo();
empty->getPixmap(); // cache pixmap for card back
empty->loadPixmap(); // cache pixmap for card back
hash.insert("", empty);
}