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Kaydet (Commit) b7a425aa authored tarafından Armin Le Grand's avatar Armin Le Grand Kaydeden (comit) Caolán McNamara
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Resolves: #i121801# Corrected handling of gradient transformations 

(cherry picked from commit 4f49f1d9)

Conflicts:
	drawinglayer/inc/drawinglayer/primitive2d/svggradientprimitive2d.hxx
	svgio/source/svgreader/svgnode.cxx
	svgio/source/svgreader/svgstyleattributes.cxx

Change-Id: I155854692a9d1771826867d2666fc6174e2c9256
üst 821446a0
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Showing with 118 additions and 63 deletions
drawinglayer/source/primitive2d/svggradientprimitive2d.cxx
Dosyayı görüntüle @ b7a425aa
......@@ -280,12 +280,14 @@ namespace drawinglayer
}
SvgGradientHelper::SvgGradientHelper(
const basegfx::B2DHomMatrix& rGradientTransform,
const basegfx::B2DPolyPolygon& rPolyPolygon,
const SvgGradientEntryVector& rGradientEntries,
const basegfx::B2DPoint& rStart,
bool bUseUnitCoordinates,
SpreadMethod aSpreadMethod)
: maPolyPolygon(rPolyPolygon),
: maGradientTransform(rGradientTransform),
maPolyPolygon(rPolyPolygon),
maGradientEntries(rGradientEntries),
maStart(rStart),
maSpreadMethod(aSpreadMethod),
......@@ -301,7 +303,8 @@ namespace drawinglayer
{
const SvgGradientHelper& rCompare = static_cast< const SvgGradientHelper& >(rSvgGradientHelper);
return (getPolyPolygon() == rCompare.getPolyPolygon()
return (getGradientTransform() == rCompare.getGradientTransform()
&& getPolyPolygon() == rCompare.getPolyPolygon()
&& getGradientEntries() == rCompare.getGradientEntries()
&& getStart() == rCompare.getStart()
&& getUseUnitCoordinates() == rCompare.getUseUnitCoordinates()
......@@ -427,6 +430,11 @@ namespace drawinglayer
aUnitGradientToObject.translate(aStart.getX(), aStart.getY());
}
if(!getGradientTransform().isIdentity())
{
aUnitGradientToObject = getGradientTransform() * aUnitGradientToObject;
}
// create inverse from it
basegfx::B2DHomMatrix aObjectToUnitGradient(aUnitGradientToObject);
aObjectToUnitGradient.invert();
......@@ -545,6 +553,7 @@ namespace drawinglayer
}
SvgLinearGradientPrimitive2D::SvgLinearGradientPrimitive2D(
const basegfx::B2DHomMatrix& rGradientTransform,
const basegfx::B2DPolyPolygon& rPolyPolygon,
const SvgGradientEntryVector& rGradientEntries,
const basegfx::B2DPoint& rStart,
......@@ -552,7 +561,7 @@ namespace drawinglayer
bool bUseUnitCoordinates,
SpreadMethod aSpreadMethod)
: BufferedDecompositionPrimitive2D(),
SvgGradientHelper(rPolyPolygon, rGradientEntries, rStart, bUseUnitCoordinates, aSpreadMethod),
SvgGradientHelper(rGradientTransform, rPolyPolygon, rGradientEntries, rStart, bUseUnitCoordinates, aSpreadMethod),
maEnd(rEnd)
{
}
......@@ -748,6 +757,8 @@ namespace drawinglayer
else
{
// interpret in object coordinate system -> object aspect ratio will not scale result
// use X-Axis with radius, it was already made relative to object width when coming from
// SVG import
const double fRadius((aObjectTransform * basegfx::B2DVector(getRadius(), 0.0)).getLength());
const basegfx::B2DPoint aStart(aObjectTransform * getStart());
......@@ -755,6 +766,11 @@ namespace drawinglayer
aUnitGradientToObject.translate(aStart.getX(), aStart.getY());
}
if(!getGradientTransform().isIdentity())
{
aUnitGradientToObject = getGradientTransform() * aUnitGradientToObject;
}
// create inverse from it
basegfx::B2DHomMatrix aObjectToUnitGradient(aUnitGradientToObject);
aObjectToUnitGradient.invert();
......@@ -822,6 +838,7 @@ namespace drawinglayer
}
SvgRadialGradientPrimitive2D::SvgRadialGradientPrimitive2D(
const basegfx::B2DHomMatrix& rGradientTransform,
const basegfx::B2DPolyPolygon& rPolyPolygon,
const SvgGradientEntryVector& rGradientEntries,
const basegfx::B2DPoint& rStart,
......@@ -830,7 +847,7 @@ namespace drawinglayer
SpreadMethod aSpreadMethod,
const basegfx::B2DPoint* pFocal)
: BufferedDecompositionPrimitive2D(),
SvgGradientHelper(rPolyPolygon, rGradientEntries, rStart, bUseUnitCoordinates, aSpreadMethod),
SvgGradientHelper(rGradientTransform, rPolyPolygon, rGradientEntries, rStart, bUseUnitCoordinates, aSpreadMethod),
mfRadius(fRadius),
maFocal(rStart),
maFocalVector(0.0, 0.0),
......
include/drawinglayer/primitive2d/svggradientprimitive2d.hxx
Dosyayı görüntüle @ b7a425aa
......@@ -93,6 +93,9 @@ namespace drawinglayer
class SvgGradientHelper
{
private:
/// the extra gradient transform
basegfx::B2DHomMatrix maGradientTransform;
/// geometric definition, the geometry to be filled
basegfx::B2DPolyPolygon maPolyPolygon;
......@@ -147,6 +150,7 @@ namespace drawinglayer
public:
/// constructor
SvgGradientHelper(
const basegfx::B2DHomMatrix& rGradientTransform,
const basegfx::B2DPolyPolygon& rPolyPolygon,
const SvgGradientEntryVector& rGradientEntries,
const basegfx::B2DPoint& rStart,
......@@ -155,6 +159,7 @@ namespace drawinglayer
virtual ~SvgGradientHelper() {}
/// data read access
const basegfx::B2DHomMatrix& getGradientTransform() const { return maGradientTransform; }
const basegfx::B2DPolyPolygon& getPolyPolygon() const { return maPolyPolygon; }
const SvgGradientEntryVector& getGradientEntries() const { return maGradientEntries; }
const basegfx::B2DPoint& getStart() const { return maStart; }
......@@ -197,6 +202,7 @@ namespace drawinglayer
public:
/// constructor
SvgLinearGradientPrimitive2D(
const basegfx::B2DHomMatrix& rGradientTransform,
const basegfx::B2DPolyPolygon& rPolyPolygon,
const SvgGradientEntryVector& rGradientEntries,
const basegfx::B2DPoint& rStart,
......@@ -265,6 +271,7 @@ namespace drawinglayer
public:
/// constructor
SvgRadialGradientPrimitive2D(
const basegfx::B2DHomMatrix& rGradientTransform,
const basegfx::B2DPolyPolygon& rPolyPolygon,
const SvgGradientEntryVector& rGradientEntries,
const basegfx::B2DPoint& rStart,
......
svgio/inc/svgio/svgreader/svgnode.hxx
Dosyayı görüntüle @ b7a425aa
......@@ -79,6 +79,11 @@ namespace svgio
Display_inherit
};
// helper to convert a string associated with a token of type SVGTokenDisplay
// to the enum Display. Empty trings return the default 'Display_inline' with
// which members should be initialized
Display getDisplayFromContent(const rtl::OUString& aContent);
class SvgNode : private boost::noncopyable, public InfoProvider
{
private:
......
svgio/source/svgreader/svggnode.cxx
Dosyayı görüntüle @ b7a425aa
......@@ -90,7 +90,7 @@ namespace svgio
{
const double fOpacity(pStyle->getOpacity().getNumber());
if(fOpacity > 0.0)
if(fOpacity > 0.0 && Display_none != getDisplay())
{
drawinglayer::primitive2d::Primitive2DSequence aContent;
......
svgio/source/svgreader/svgnode.cxx
Dosyayı görüntüle @ b7a425aa
......@@ -219,45 +219,7 @@ namespace svgio
}
}
void SvgNode::parseAttribute(const OUString& /*rTokenName*/, SVGToken aSVGToken, const OUString& aContent)
{
switch(aSVGToken)
{
case SVGTokenId:
{
if(aContent.getLength())
{
setId(&aContent);
}
break;
}
case SVGTokenClass:
{
if(aContent.getLength())
{
setClass(&aContent);
}
break;
}
case SVGTokenXmlSpace:
{
if(aContent.getLength())
{
static OUString aStrDefault(OUString::createFromAscii("default"));
static OUString aStrPreserve(OUString::createFromAscii("preserve"));
if(aContent.match(aStrDefault))
{
setXmlSpace(XmlSpace_default);
}
else if(aContent.match(aStrPreserve))
{
setXmlSpace(XmlSpace_preserve);
}
}
break;
}
case SVGTokenDisplay:
Display getDisplayFromContent(const rtl::OUString& aContent)
{
if(aContent.getLength())
{
......@@ -282,76 +244,125 @@ namespace svgio
if(aContent.match(aStrInline))
{
setDisplay(Display_inline);
return Display_inline;
}
else if(aContent.match(aStrNone))
{
setDisplay(Display_none);
return Display_none;
}
else if(aContent.match(aStrInherit))
{
setDisplay(Display_inherit);
return Display_inherit;
}
else if(aContent.match(aStrBlock))
{
setDisplay(Display_block);
return Display_block;
}
else if(aContent.match(aStrList_item))
{
setDisplay(Display_list_item);
return Display_list_item;
}
else if(aContent.match(aStrRun_in))
{
setDisplay(Display_run_in);
return Display_run_in;
}
else if(aContent.match(aStrCompact))
{
setDisplay(Display_compact);
return Display_compact;
}
else if(aContent.match(aStrMarker))
{
setDisplay(Display_marker);
return Display_marker;
}
else if(aContent.match(aStrTable))
{
setDisplay(Display_table);
return Display_table;
}
else if(aContent.match(aStrInline_table))
{
setDisplay(Display_inline_table);
return Display_inline_table;
}
else if(aContent.match(aStrTable_row_group))
{
setDisplay(Display_table_row_group);
return Display_table_row_group;
}
else if(aContent.match(aStrTable_header_group))
{
setDisplay(Display_table_header_group);
return Display_table_header_group;
}
else if(aContent.match(aStrTable_footer_group))
{
setDisplay(Display_table_footer_group);
return Display_table_footer_group;
}
else if(aContent.match(aStrTable_row))
{
setDisplay(Display_table_row);
return Display_table_row;
}
else if(aContent.match(aStrTable_column_group))
{
setDisplay(Display_table_column_group);
return Display_table_column_group;
}
else if(aContent.match(aStrTable_column))
{
setDisplay(Display_table_column);
return Display_table_column;
}
else if(aContent.match(aStrTable_cell))
{
setDisplay(Display_table_cell);
return Display_table_cell;
}
else if(aContent.match(aStrTable_caption))
{
setDisplay(Display_table_caption);
return Display_table_caption;
}
}
// return the default
return Display_inline;
}
void SvgNode::parseAttribute(const OUString& /*rTokenName*/, SVGToken aSVGToken, const OUString& aContent)
{
switch(aSVGToken)
{
case SVGTokenId:
{
if(aContent.getLength())
{
setId(&aContent);
}
break;
}
case SVGTokenClass:
{
if(aContent.getLength())
{
setClass(&aContent);
}
break;
}
case SVGTokenXmlSpace:
{
if(aContent.getLength())
{
static OUString aStrDefault(OUString::createFromAscii("default"));
static OUString aStrPreserve(OUString::createFromAscii("preserve"));
if(aContent.match(aStrDefault))
{
setXmlSpace(XmlSpace_default);
}
else if(aContent.match(aStrPreserve))
{
setXmlSpace(XmlSpace_preserve);
}
}
break;
}
case SVGTokenDisplay:
{
if(aContent.getLength())
{
setDisplay(getDisplayFromContent(aContent));
}
break;
}
......
svgio/source/svgreader/svgstyleattributes.cxx
Dosyayı görüntüle @ b7a425aa
......@@ -309,10 +309,11 @@ namespace svgio
if(!aSvgGradientEntryVector.empty())
{
basegfx::B2DHomMatrix aGeoToUnit;
basegfx::B2DHomMatrix aGradientTransform;
if(rFillGradient.getGradientTransform())
{
aGeoToUnit = *rFillGradient.getGradientTransform();
aGradientTransform = *rFillGradient.getGradientTransform();
}
if(userSpaceOnUse == rFillGradient.getGradientUnits())
......@@ -357,6 +358,7 @@ namespace svgio
drawinglayer::primitive2d::appendPrimitive2DReferenceToPrimitive2DSequence(
rTarget,
new drawinglayer::primitive2d::SvgLinearGradientPrimitive2D(
aGradientTransform,
rPath,
aSvgGradientEntryVector,
aStart,
......@@ -418,6 +420,7 @@ namespace svgio
drawinglayer::primitive2d::appendPrimitive2DReferenceToPrimitive2DSequence(
rTarget,
new drawinglayer::primitive2d::SvgRadialGradientPrimitive2D(
aGradientTransform,
rPath,
aSvgGradientEntryVector,
aStart,
......@@ -1779,6 +1782,18 @@ namespace svgio
readLocalUrl(aContent, maMarkerEndXLink);
break;
}
case SVGTokenDisplay:
{
// There may be display:none statements inside of style defines, e.g. the following line:
// style="display:none"
// taken from a svg example; this needs to be parsed and set at the owning node. Do not call
// mrOwner.parseAttribute(...) here, this would lead to a recursion
if(aContent.getLength())
{
mrOwner.setDisplay(getDisplayFromContent(aContent));
}
break;
}
default:
{
break;
......
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