diff options
Diffstat (limited to 'src/printsupport')
-rw-r--r-- | src/printsupport/dialogs/qprintdialog_unix.cpp | 3 | ||||
-rw-r--r-- | src/printsupport/kernel/qpaintengine_alpha.cpp | 10 | ||||
-rw-r--r-- | src/printsupport/kernel/qpaintengine_alpha_p.h | 6 |
3 files changed, 15 insertions, 4 deletions
diff --git a/src/printsupport/dialogs/qprintdialog_unix.cpp b/src/printsupport/dialogs/qprintdialog_unix.cpp index f3be45262b..a15fd51c98 100644 --- a/src/printsupport/dialogs/qprintdialog_unix.cpp +++ b/src/printsupport/dialogs/qprintdialog_unix.cpp @@ -231,6 +231,7 @@ public: QPrintPropertiesDialog::QPrintPropertiesDialog(QAbstractPrintDialog *parent) : QDialog(parent) { + setWindowTitle(tr("Printer Properties")); QVBoxLayout *lay = new QVBoxLayout(this); this->setLayout(lay); QWidget *content = new QWidget(this); @@ -803,7 +804,7 @@ void QUnixPrintWidgetPrivate::applyPrinterProperties() QString cur = QDir::currentPath(); if (home.at(home.length()-1) != QLatin1Char('/')) home += QLatin1Char('/'); - if (cur.at(cur.length()-1) != QLatin1Char('/')) + if (!cur.isEmpty() && cur.at(cur.length()-1) != QLatin1Char('/')) cur += QLatin1Char('/'); if (cur.left(home.length()) != home) cur = home; diff --git a/src/printsupport/kernel/qpaintengine_alpha.cpp b/src/printsupport/kernel/qpaintengine_alpha.cpp index 710691453a..0ae9464b69 100644 --- a/src/printsupport/kernel/qpaintengine_alpha.cpp +++ b/src/printsupport/kernel/qpaintengine_alpha.cpp @@ -376,6 +376,7 @@ QAlphaPaintEnginePrivate::QAlphaPaintEnginePrivate() m_pic(0), m_picengine(0), m_picpainter(0), + m_numberOfCachedRects(0), m_hasalpha(false), m_alphaPen(false), m_alphaBrush(false), @@ -426,7 +427,14 @@ void QAlphaPaintEnginePrivate::addAlphaRect(const QRectF &rect) bool QAlphaPaintEnginePrivate::canSeeTroughBackground(bool somethingInRectHasAlpha, const QRectF &rect) const { - return somethingInRectHasAlpha && m_dirtyrgn.intersects(rect.toAlignedRect()); + if (somethingInRectHasAlpha) { + if (m_dirtyRects.count() != m_numberOfCachedRects) { + m_cachedDirtyRgn.setRects(m_dirtyRects.constData(), m_dirtyRects.count()); + m_numberOfCachedRects = m_dirtyRects.count(); + } + return m_cachedDirtyRgn.intersects(rect.toAlignedRect()); + } + return false; } void QAlphaPaintEnginePrivate::drawAlphaImage(const QRectF &rect) diff --git a/src/printsupport/kernel/qpaintengine_alpha_p.h b/src/printsupport/kernel/qpaintengine_alpha_p.h index 2becad7379..49a9938e56 100644 --- a/src/printsupport/kernel/qpaintengine_alpha_p.h +++ b/src/printsupport/kernel/qpaintengine_alpha_p.h @@ -99,7 +99,9 @@ public: QRegion m_alphargn; QRegion m_cliprgn; - QRegion m_dirtyrgn; + mutable QRegion m_cachedDirtyRgn; + mutable int m_numberOfCachedRects; + QVector<QRect> m_dirtyRects; bool m_hasalpha; bool m_alphaPen; @@ -115,7 +117,7 @@ public: QPen m_pen; void addAlphaRect(const QRectF &rect); - void addDirtyRect(const QRectF &rect) { m_dirtyrgn |= rect.toAlignedRect(); } + void addDirtyRect(const QRectF &rect) { m_dirtyRects.append(rect.toAlignedRect()); } bool canSeeTroughBackground(bool somethingInRectHasAlpha, const QRectF &rect) const; QRectF addPenWidth(const QPainterPath &path); |