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-rw-r--r--tests/auto/qpainter/tst_qpainter.cpp26
1 files changed, 26 insertions, 0 deletions
diff --git a/tests/auto/qpainter/tst_qpainter.cpp b/tests/auto/qpainter/tst_qpainter.cpp
index b813d1d..740cfb1 100644
--- a/tests/auto/qpainter/tst_qpainter.cpp
+++ b/tests/auto/qpainter/tst_qpainter.cpp
@@ -219,6 +219,7 @@ private slots:
void imageCoordinateLimit();
void imageBlending_data();
void imageBlending();
+ void imageBlending_clipped();
void paintOnNullPixmap();
void checkCompositionMode();
@@ -3795,6 +3796,31 @@ void tst_QPainter::imageBlending()
}
}
+void tst_QPainter::imageBlending_clipped()
+{
+ QImage src(20, 20, QImage::Format_RGB16);
+ QPainter p(&src);
+ p.fillRect(src.rect(), Qt::red);
+ p.end();
+
+ QImage dst(40, 20, QImage::Format_RGB16);
+ p.begin(&dst);
+ p.fillRect(dst.rect(), Qt::white);
+ p.end();
+
+ QImage expected = dst;
+
+ p.begin(&dst);
+ p.setClipRect(QRect(23, 0, 20, 20));
+
+ // should be completely clipped
+ p.drawImage(QRectF(3, 0, 20, 20), src);
+ p.end();
+
+ // dst should be left unchanged
+ QCOMPARE(dst, expected);
+}
+
void tst_QPainter::paintOnNullPixmap()
{
QPixmap pix(16, 16);