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author | Eskil Abrahamsen Blomfeldt <eskil.abrahamsen-blomfeldt@nokia.com> | 2010-03-09 14:05:20 (GMT) |
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committer | Eskil Abrahamsen Blomfeldt <eskil.abrahamsen-blomfeldt@nokia.com> | 2010-03-09 14:05:20 (GMT) |
commit | f5c9262ab59bdb4e35e7d26ea52b72d65b178cf2 (patch) | |
tree | 56b9e94aea9571cda947dca8ca5bfc000c6effed /src/gui/painting/qpainter.cpp | |
parent | d85b149a5c7f3532f8e1a593a79298c9ae38a95f (diff) | |
parent | bb966fe9dd8be25530da5a66727c7fe2123fafbb (diff) | |
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Merge branch '4.7' of git@scm.dev.nokia.troll.no:qt/oslo-staging-2 into 4.7
Diffstat (limited to 'src/gui/painting/qpainter.cpp')
-rw-r--r-- | src/gui/painting/qpainter.cpp | 53 |
1 files changed, 30 insertions, 23 deletions
diff --git a/src/gui/painting/qpainter.cpp b/src/gui/painting/qpainter.cpp index 9e2fc82..c5ce76c 100644 --- a/src/gui/painting/qpainter.cpp +++ b/src/gui/painting/qpainter.cpp @@ -8915,11 +8915,11 @@ QTransform QPainter::combinedTransform() const This function is potentially faster than multiple calls to drawPixmap(), since the backend can optimize state changes. - \sa QPainter::Fragment, QPainter::FragmentHint + \sa QPainter::PixmapFragment, QPainter::PixmapFragmentHint */ -void QPainter::drawPixmapFragments(const Fragment *fragments, int fragmentCount, - const QPixmap &pixmap, FragmentHints hints) +void QPainter::drawPixmapFragments(const PixmapFragment *fragments, int fragmentCount, + const QPixmap &pixmap, PixmapFragmentHints hints) { Q_D(QPainter); @@ -8934,8 +8934,15 @@ void QPainter::drawPixmapFragments(const Fragment *fragments, int fragmentCount, for (int i = 0; i < fragmentCount; ++i) { QTransform transform = oldTransform; - transform.translate(fragments[i].x, fragments[i].y); - transform.rotate(fragments[i].rotation); + qreal xOffset = 0; + qreal yOffset = 0; + if (fragments[i].rotation == 0) { + xOffset = fragments[i].x; + yOffset = fragments[i].y; + } else { + transform.translate(fragments[i].x, fragments[i].y); + transform.rotate(fragments[i].rotation); + } setOpacity(oldOpacity * fragments[i].opacity); setTransform(transform); @@ -8943,7 +8950,7 @@ void QPainter::drawPixmapFragments(const Fragment *fragments, int fragmentCount, qreal h = fragments[i].scaleY * fragments[i].height; QRectF sourceRect(fragments[i].sourceLeft, fragments[i].sourceTop, fragments[i].width, fragments[i].height); - drawPixmap(QRectF(-0.5 * w, -0.5 * h, w, h), pixmap, sourceRect); + drawPixmap(QRectF(-0.5 * w + xOffset, -0.5 * h + yOffset, w, h), pixmap, sourceRect); } setOpacity(oldOpacity); @@ -8953,7 +8960,7 @@ void QPainter::drawPixmapFragments(const Fragment *fragments, int fragmentCount, /*! \since 4.7 - \class QPainter::Fragment + \class QPainter::PixmapFragment \brief This class is used in conjunction with the QPainter::drawPixmapFragments() function to specify how a pixmap, or @@ -8974,73 +8981,73 @@ void QPainter::drawPixmapFragments(const Fragment *fragments, int fragmentCount, /*! \since 4.7 - This is a convenience function that returns a QPainter::Fragment that is + This is a convenience function that returns a QPainter::PixmapFragment that is initialized with the \a pos, \a sourceRect, \a scaleX, \a scaleY, \a rotation, \a opacity parameters. */ -QPainter::Fragment QPainter::Fragment::create(const QPointF &pos, const QRectF &sourceRect, +QPainter::PixmapFragment QPainter::PixmapFragment::create(const QPointF &pos, const QRectF &sourceRect, qreal scaleX, qreal scaleY, qreal rotation, qreal opacity) { - Fragment fragment = {pos.x(), pos.y(), sourceRect.x(), sourceRect.y(), sourceRect.width(), - sourceRect.height(), scaleX, scaleY, rotation, opacity}; + PixmapFragment fragment = {pos.x(), pos.y(), sourceRect.x(), sourceRect.y(), sourceRect.width(), + sourceRect.height(), scaleX, scaleY, rotation, opacity}; return fragment; } /*! - \variable QPainter::Fragment::x + \variable QPainter::PixmapFragment::x \brief the x coordinate of center point in the target rectangle. */ /*! - \variable QPainter::Fragment::y + \variable QPainter::PixmapFragment::y \brief the y coordinate of the center point in the target rectangle. */ /*! - \variable QPainter::Fragment::sourceLeft + \variable QPainter::PixmapFragment::sourceLeft \brief the left coordinate of the source rectangle. */ /*! - \variable QPainter::Fragment::sourceTop + \variable QPainter::PixmapFragment::sourceTop \brief the top coordinate of the source rectangle. */ /*! - \variable QPainter::Fragment::width + \variable QPainter::PixmapFragment::width \brief the width of the source rectangle and is used to calculate the width of the target rectangle. */ /*! - \variable QPainter::Fragment::height + \variable QPainter::PixmapFragment::height \brief the height of the source rectangle and is used to calculate the height of the target rectangle. */ /*! - \variable QPainter::Fragment::scaleX + \variable QPainter::PixmapFragment::scaleX \brief the horizontal scale of the target rectangle. */ /*! - \variable QPainter::Fragment::scaleY + \variable QPainter::PixmapFragment::scaleY \brief the vertical scale of the target rectangle. */ /*! - \variable QPainter::Fragment::rotation + \variable QPainter::PixmapFragment::rotation \brief the rotation of the target rectangle in degrees. The target rectangle is rotated after it has been scaled. */ /*! - \variable QPainter::Fragment::opacity + \variable QPainter::PixmapFragment::opacity \brief the opacity of the target rectangle, where 0.0 is fully transparent and 1.0 is fully opaque. @@ -9049,12 +9056,12 @@ QPainter::Fragment QPainter::Fragment::create(const QPointF &pos, const QRectF & /*! \since 4.7 - \enum QPainter::FragmentHint + \enum QPainter::PixmapFragmentHint \value OpaqueHint Indicates that the pixmap fragments to be drawn are opaque. Opaque fragments are potentially faster to draw. - \sa QPainter::drawPixmapFragments(), QPainter::Fragment + \sa QPainter::drawPixmapFragments(), QPainter::PixmapFragment */ void qt_draw_helper(QPainterPrivate *p, const QPainterPath &path, QPainterPrivate::DrawOperation operation) |