diff options
Diffstat (limited to 'src/gui/painting/qpdf.cpp')
| -rw-r--r-- | src/gui/painting/qpdf.cpp | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/src/gui/painting/qpdf.cpp b/src/gui/painting/qpdf.cpp index 473231b142..2efaec41ef 100644 --- a/src/gui/painting/qpdf.cpp +++ b/src/gui/painting/qpdf.cpp @@ -2317,6 +2317,14 @@ int QPdfEnginePrivate::addBrushPattern(const QTransform &m, bool *specifyColor, return patternObj; } +static inline bool is_monochrome(const QVector<QRgb> &colorTable) +{ + return colorTable.size() == 2 + && colorTable.at(0) == QColor(Qt::black).rgba() + && colorTable.at(1) == QColor(Qt::white).rgba() + ; +} + /*! * Adds an image to the pdf and return the pdf-object id. Returns -1 if adding the image failed. */ @@ -2331,10 +2339,7 @@ int QPdfEnginePrivate::addImage(const QImage &img, bool *bitmap, qint64 serial_n QImage image = img; QImage::Format format = image.format(); - if (image.depth() == 1 && *bitmap && img.colorTable().size() == 2 - && img.colorTable().at(0) == QColor(Qt::black).rgba() - && img.colorTable().at(1) == QColor(Qt::white).rgba()) - { + if (image.depth() == 1 && *bitmap && is_monochrome(img.colorTable())) { if (format == QImage::Format_MonoLSB) image = image.convertToFormat(QImage::Format_Mono); format = QImage::Format_Mono; |