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Added support for overzoom

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This commit is contained in:
Martin Tůma
2023-12-10 14:43:07 +01:00
parent 38b6e2320b
commit 39ffdaf616
2 changed files with 8 additions and 8 deletions
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13
src/pbfhandler.cpp
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@ -79,16 +79,17 @@ bool PBFHandler::read(QImage *image)
return false;
}
bool ok;
int zoom = format().toInt(&ok);
QList<QByteArray> list(format().split(';'));
int zoom = list.size() ? list.first().toInt() : 0;
int overzoom = (list.size() > 1) ? list.at(1).toInt() : 0;
QSize size = _scaledSize.isValid()
? _scaledSize : QSize(TILE_SIZE, TILE_SIZE);
QPointF scale = _scaledSize.isValid()
? QPointF((qreal)_scaledSize.width() / TILE_SIZE,
(qreal)_scaledSize.height() / TILE_SIZE) : QPointF(1.0, 1.0);
QPointF scale((qreal)size.width() / (TILE_SIZE << overzoom),
(qreal)size.height() / (TILE_SIZE << overzoom));
*image = QImage(size, QImage::Format_ARGB32_Premultiplied);
Tile tile(image, ok ? zoom : -1, scale);
Tile tile(image, zoom, scale);
_style->render(data, tile);