diff options
Diffstat (limited to 'tests')
| -rw-r--r-- | tests/auto/gui/image/qimage/tst_qimage.cpp | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/tests/auto/gui/image/qimage/tst_qimage.cpp b/tests/auto/gui/image/qimage/tst_qimage.cpp index 5574a92ad9..23ddfbdd58 100644 --- a/tests/auto/gui/image/qimage/tst_qimage.cpp +++ b/tests/auto/gui/image/qimage/tst_qimage.cpp @@ -196,6 +196,8 @@ private slots: void metadataPassthrough(); + void pixelColor(); + private: const QString m_prefix; }; @@ -3020,5 +3022,21 @@ void tst_QImage::metadataPassthrough() QCOMPARE(swapped.devicePixelRatio(), a.devicePixelRatio()); } +void tst_QImage::pixelColor() +{ + QImage argb32(1, 1, QImage::Format_ARGB32); + QImage argb32pm(1, 1, QImage::Format_ARGB32_Premultiplied); + + QColor c(Qt::red); + c.setAlpha(128); + argb32.setPixelColor(QPoint(0, 0), c); + argb32pm.setPixelColor(QPoint(0, 0), c); + QCOMPARE(argb32.pixelColor(QPoint(0, 0)), c); + QCOMPARE(argb32pm.pixelColor(QPoint(0, 0)), c); + + QImage t = argb32.convertToFormat(QImage::Format_ARGB32_Premultiplied); + QCOMPARE(t.pixel(0,0), argb32pm.pixel(0,0)); +} + QTEST_GUILESS_MAIN(tst_QImage) #include "tst_qimage.moc" |