diff options
| -rw-r--r-- | src/gui/painting/qbrush.cpp | 12 | ||||
| -rw-r--r-- | tests/auto/gui/painting/qbrush/tst_qbrush.cpp | 2 |
2 files changed, 10 insertions, 4 deletions
diff --git a/src/gui/painting/qbrush.cpp b/src/gui/painting/qbrush.cpp index 860653cc4c..bcc23fa683 100644 --- a/src/gui/painting/qbrush.cpp +++ b/src/gui/painting/qbrush.cpp @@ -545,9 +545,11 @@ QBrush::QBrush(const QBrush &other) */ QBrush::QBrush(const QGradient &gradient) { - Q_ASSERT_X(gradient.type() != QGradient::NoGradient, "QBrush::QBrush", - "QGradient should not be used directly, use the linear, radial\n" - "or conical gradients instead"); + if (Q_UNLIKELY(gradient.type() == QGradient::NoGradient)) { + d.reset(nullBrushInstance()); + d->ref.ref(); + return; + } const Qt::BrushStyle enum_table[] = { Qt::LinearGradientPattern, @@ -1376,8 +1378,10 @@ QGradient::QGradient(Preset preset) }(); const QJsonValue presetData = jsonPresets[preset - 1]; - if (!presetData.isObject()) + if (!presetData.isObject()) { + qWarning("QGradient: Undefined preset %i", preset); return; + } m_type = LinearGradient; setCoordinateMode(ObjectMode); diff --git a/tests/auto/gui/painting/qbrush/tst_qbrush.cpp b/tests/auto/gui/painting/qbrush/tst_qbrush.cpp index cd3eaa1478..ce6ce15767 100644 --- a/tests/auto/gui/painting/qbrush/tst_qbrush.cpp +++ b/tests/auto/gui/painting/qbrush/tst_qbrush.cpp @@ -345,6 +345,8 @@ void tst_QBrush::gradientPresets() QGradient invalidPreset(QGradient::Preset(-1)); QCOMPARE(invalidPreset.type(), QGradient::NoGradient); + QBrush brush(invalidPreset); + QCOMPARE(brush.style(), Qt::NoBrush); } void fill(QPaintDevice *pd) { |