[Libreoffice-commits] core.git: include/oox oox/source sd/qa
Libreoffice Gerrit user
logerrit at kemper.freedesktop.org
Wed Jan 30 22:35:55 UTC 2019
include/oox/drawingml/color.hxx | 3 ++
oox/source/drawingml/color.cxx | 8 +++++
oox/source/drawingml/fillproperties.cxx | 48 ++++++++++++++++++++++++++++----
sd/qa/unit/data/pptx/tdf94238.pptx |binary
sd/qa/unit/import-tests.cxx | 33 ++++++++++++++++++++++
5 files changed, 86 insertions(+), 6 deletions(-)
New commits:
commit fa6d726a9369fd49ff2b6c00da682641a025ba50
Author: Miklos Vajna <vmiklos at collabora.com>
AuthorDate: Wed Jan 30 17:42:39 2019 +0100
Commit: Miklos Vajna <vmiklos at collabora.com>
CommitDate: Wed Jan 30 23:35:26 2019 +0100
Related: tdf#94238 PPTX import: handle subset of radial gradient fill
Handle the case when the horizontal center is at 50%. Other cases are
still unhandled, those are more complex.
After fixing the style, center and border, the gradient fill looks
similar to how PowerPoint renders it.
Change-Id: I419da70482de37031aa2c7fc735692019d7665f5
Reviewed-on: https://gerrit.libreoffice.org/67168
Reviewed-by: Miklos Vajna <vmiklos at collabora.com>
Tested-by: Jenkins
diff --git a/include/oox/drawingml/color.hxx b/include/oox/drawingml/color.hxx
index 94d9050c5b42..2d33eb6e3136 100644
--- a/include/oox/drawingml/color.hxx
+++ b/include/oox/drawingml/color.hxx
@@ -103,6 +103,9 @@ public:
/** Translates between color transformation token names and the corresponding token */
static sal_Int32 getColorTransformationToken( const OUString& sName );
+ /// Compares this color with rOther.
+ bool equals(const Color& rOther, const GraphicHelper& rGraphicHelper, ::Color nPhClr) const;
+
private:
/** Internal helper for getColor(). */
void setResolvedRgb( ::Color nRgb ) const;
diff --git a/oox/source/drawingml/color.cxx b/oox/source/drawingml/color.cxx
index 53b77c6b01e6..b258e7c037de 100644
--- a/oox/source/drawingml/color.cxx
+++ b/oox/source/drawingml/color.cxx
@@ -431,6 +431,14 @@ sal_Int32 Color::getColorTransformationToken( const OUString& sName )
return XML_TOKEN_INVALID;
}
+bool Color::equals(const Color& rOther, const GraphicHelper& rGraphicHelper, ::Color nPhClr) const
+{
+ if (getColor(rGraphicHelper, nPhClr) != rOther.getColor(rGraphicHelper, nPhClr))
+ return false;
+
+ return getTransparency() == rOther.getTransparency();
+}
+
void Color::clearTransparence()
{
mnAlpha = MAX_PERCENT;
diff --git a/oox/source/drawingml/fillproperties.cxx b/oox/source/drawingml/fillproperties.cxx
index b255116b4a7b..24e5e70d685d 100644
--- a/oox/source/drawingml/fillproperties.cxx
+++ b/oox/source/drawingml/fillproperties.cxx
@@ -154,6 +154,30 @@ const awt::Size lclGetOriginalSize( const GraphicHelper& rGraphicHelper, const R
return aSizeHmm;
}
+/**
+ * Looks for a last gradient transition and possibly sets a gradient border
+ * based on that.
+ */
+void extractGradientBorderFromStops(const GradientFillProperties& rGradientProps,
+ const GraphicHelper& rGraphicHelper, ::Color nPhClr,
+ awt::Gradient& rGradient)
+{
+ if (rGradientProps.maGradientStops.size() <= 1)
+ return;
+
+ auto it = rGradientProps.maGradientStops.rbegin();
+ double fLastPos = it->first;
+ Color aLastColor = it->second;
+ ++it;
+ double fLastButOnePos = it->first;
+ Color aLastButOneColor = it->second;
+ if (!aLastColor.equals(aLastButOneColor, rGraphicHelper, nPhClr))
+ return;
+
+ // Last transition has the same color, we can map that to a border.
+ rGradient.Border = rtl::math::round((fLastPos - fLastButOnePos) * 100);
+}
+
} // namespace
void GradientFillProperties::assignUsed( const GradientFillProperties& rSourceProps )
@@ -354,15 +378,28 @@ void FillProperties::pushToPropMap( ShapePropertyMap& rPropMap,
if( maGradientProps.moGradientPath.has() )
{
- aGradient.Style = (maGradientProps.moGradientPath.get() == XML_circle) ? awt::GradientStyle_ELLIPTICAL : awt::GradientStyle_RECT;
- // position of gradient center (limited to [30%;70%], otherwise gradient is too hidden)
+ // position of gradient center (limited to [30%;100%], otherwise gradient is too hidden)
IntegerRectangle2D aFillToRect = maGradientProps.moFillToRect.get( IntegerRectangle2D( 0, 0, MAX_PERCENT, MAX_PERCENT ) );
sal_Int32 nCenterX = (MAX_PERCENT + aFillToRect.X1 - aFillToRect.X2) / 2;
- aGradient.XOffset = getLimitedValue< sal_Int16, sal_Int32 >( nCenterX / PER_PERCENT, 30, 70 );
+ aGradient.XOffset = getLimitedValue<sal_Int16, sal_Int32>(
+ nCenterX / PER_PERCENT, 30, 100);
+
+ // Style should be radial at least when the horizontal center is at 50%.
+ awt::GradientStyle eCircle = aGradient.XOffset == 50
+ ? awt::GradientStyle_RADIAL
+ : awt::GradientStyle_ELLIPTICAL;
+ aGradient.Style = (maGradientProps.moGradientPath.get() == XML_circle)
+ ? eCircle
+ : awt::GradientStyle_RECT;
+
sal_Int32 nCenterY = (MAX_PERCENT + aFillToRect.Y1 - aFillToRect.Y2) / 2;
- aGradient.YOffset = getLimitedValue< sal_Int16, sal_Int32 >( nCenterY / PER_PERCENT, 30, 70 );
+ aGradient.YOffset = getLimitedValue<sal_Int16, sal_Int32>(
+ nCenterY / PER_PERCENT, 30, 100);
::std::swap( aGradient.StartColor, aGradient.EndColor );
::std::swap( nStartTrans, nEndTrans );
+
+ extractGradientBorderFromStops(maGradientProps, rGraphicHelper, nPhClr,
+ aGradient);
}
else if (!maGradientProps.maGradientStops.empty())
{
@@ -394,8 +431,7 @@ void FillProperties::pushToPropMap( ShapePropertyMap& rPropMap,
GradientFillProperties::GradientStopMap::const_iterator aItZ(std::prev(aGradientStops.end()));
while( bSymmetric && aItA->first < aItZ->first )
{
- if( aItA->second.getColor( rGraphicHelper, nPhClr ) != aItZ->second.getColor( rGraphicHelper, nPhClr ) ||
- aItA->second.getTransparency() != aItZ->second.getTransparency() )
+ if (!aItA->second.equals(aItZ->second, rGraphicHelper, nPhClr))
bSymmetric = false;
else
{
diff --git a/sd/qa/unit/data/pptx/tdf94238.pptx b/sd/qa/unit/data/pptx/tdf94238.pptx
new file mode 100644
index 000000000000..cf35ecee8d12
Binary files /dev/null and b/sd/qa/unit/data/pptx/tdf94238.pptx differ
diff --git a/sd/qa/unit/import-tests.cxx b/sd/qa/unit/import-tests.cxx
index 0234733fe697..a068fad4481d 100644
--- a/sd/qa/unit/import-tests.cxx
+++ b/sd/qa/unit/import-tests.cxx
@@ -190,6 +190,7 @@ public:
void testTdf119015();
void testTdf120028();
void testTdf120028b();
+ void testTdf94238();
CPPUNIT_TEST_SUITE(SdImportTest);
@@ -273,6 +274,7 @@ public:
CPPUNIT_TEST(testTdf119015);
CPPUNIT_TEST(testTdf120028);
CPPUNIT_TEST(testTdf120028b);
+ CPPUNIT_TEST(testTdf94238);
CPPUNIT_TEST_SUITE_END();
};
@@ -2592,6 +2594,37 @@ void SdImportTest::testTdf120028b()
xDocShRef->DoClose();
}
+void SdImportTest::testTdf94238()
+{
+ // Assert how the gradient fill of the only shape in the document is
+ // imported.
+ ::sd::DrawDocShellRef xDocShRef
+ = loadURL(m_directories.getURLFromSrc("/sd/qa/unit/data/pptx/tdf94238.pptx"), PPTX);
+ uno::Reference<drawing::XDrawPagesSupplier> xDoc(xDocShRef->GetDoc()->getUnoModel(),
+ uno::UNO_QUERY);
+ CPPUNIT_ASSERT(xDoc.is());
+
+ uno::Reference<drawing::XDrawPage> xPage(xDoc->getDrawPages()->getByIndex(0), uno::UNO_QUERY);
+ CPPUNIT_ASSERT(xPage.is());
+
+ uno::Reference<beans::XPropertySet> xShape(getShape(0, xPage));
+ CPPUNIT_ASSERT(xShape.is());
+
+ awt::Gradient aGradient;
+ CPPUNIT_ASSERT(xShape->getPropertyValue("FillGradient") >>= aGradient);
+
+ // Without the accompanying fix in place, this test would have failed with
+ // the following details:
+ // - aGradient.Style was awt::GradientStyle_ELLIPTICAL
+ // - aGradient.YOffset was 70
+ // - aGradient.Border was 0
+ CPPUNIT_ASSERT_EQUAL(awt::GradientStyle_RADIAL, aGradient.Style);
+ CPPUNIT_ASSERT_EQUAL(static_cast<sal_Int16>(100), aGradient.YOffset);
+ CPPUNIT_ASSERT_EQUAL(static_cast<sal_Int16>(39), aGradient.Border);
+
+ xDocShRef->DoClose();
+}
+
CPPUNIT_TEST_SUITE_REGISTRATION(SdImportTest);
CPPUNIT_PLUGIN_IMPLEMENT();
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