static void setGradientAttributes(SVGGradientElement* element, LinearGradientAttributes& attributes, bool isLinear = true) { if (!attributes.hasSpreadMethod() && element->spreadMethod()->isSpecified()) attributes.setSpreadMethod(element->spreadMethod()->currentValue()->enumValue()); if (!attributes.hasGradientUnits() && element->gradientUnits()->isSpecified()) attributes.setGradientUnits(element->gradientUnits()->currentValue()->enumValue()); if (!attributes.hasGradientTransform() && element->gradientTransform()->isSpecified()) { AffineTransform transform; element->gradientTransform()->currentValue()->concatenate(transform); attributes.setGradientTransform(transform); } if (!attributes.hasStops()) { const Vector<Gradient::ColorStop>& stops(element->buildStops()); if (!stops.isEmpty()) attributes.setStops(stops); } if (isLinear) { SVGLinearGradientElement* linear = toSVGLinearGradientElement(element); if (!attributes.hasX1() && linear->x1()->isSpecified()) attributes.setX1(linear->x1()->currentValue()); if (!attributes.hasY1() && linear->y1()->isSpecified()) attributes.setY1(linear->y1()->currentValue()); if (!attributes.hasX2() && linear->x2()->isSpecified()) attributes.setX2(linear->x2()->currentValue()); if (!attributes.hasY2() && linear->y2()->isSpecified()) attributes.setY2(linear->y2()->currentValue()); } }
void writeSVGResourceContainer(TextStream& ts, const RenderObject& object, int indent) { writeStandardPrefix(ts, object, indent); Element* element = toElement(object.node()); const AtomicString& id = element->getIdAttribute(); writeNameAndQuotedValue(ts, "id", id); RenderSVGResourceContainer* resource = const_cast<RenderObject&>(object).toRenderSVGResourceContainer(); ASSERT(resource); if (resource->resourceType() == MaskerResourceType) { RenderSVGResourceMasker* masker = toRenderSVGResourceMasker(resource); writeNameValuePair(ts, "maskUnits", masker->maskUnits()); writeNameValuePair(ts, "maskContentUnits", masker->maskContentUnits()); ts << "\n"; } else if (resource->resourceType() == FilterResourceType) { RenderSVGResourceFilter* filter = toRenderSVGResourceFilter(resource); writeNameValuePair(ts, "filterUnits", filter->filterUnits()); writeNameValuePair(ts, "primitiveUnits", filter->primitiveUnits()); ts << "\n"; // Creating a placeholder filter which is passed to the builder. FloatRect dummyRect; RefPtr<SVGFilter> dummyFilter = SVGFilter::create(AffineTransform(), dummyRect, dummyRect, dummyRect, true); if (RefPtr<SVGFilterBuilder> builder = filter->buildPrimitives(dummyFilter.get())) { if (FilterEffect* lastEffect = builder->lastEffect()) lastEffect->externalRepresentation(ts, indent + 1); } } else if (resource->resourceType() == ClipperResourceType) { writeNameValuePair(ts, "clipPathUnits", toRenderSVGResourceClipper(resource)->clipPathUnits()); ts << "\n"; } else if (resource->resourceType() == MarkerResourceType) { RenderSVGResourceMarker* marker = toRenderSVGResourceMarker(resource); writeNameValuePair(ts, "markerUnits", marker->markerUnits()); ts << " [ref at " << marker->referencePoint() << "]"; ts << " [angle="; if (marker->angle() == -1) ts << "auto" << "]\n"; else ts << marker->angle() << "]\n"; } else if (resource->resourceType() == PatternResourceType) { RenderSVGResourcePattern* pattern = static_cast<RenderSVGResourcePattern*>(resource); // Dump final results that are used for rendering. No use in asking SVGPatternElement for its patternUnits(), as it may // link to other patterns using xlink:href, we need to build the full inheritance chain, aka. collectPatternProperties() PatternAttributes attributes; toSVGPatternElement(pattern->element())->collectPatternAttributes(attributes); writeNameValuePair(ts, "patternUnits", attributes.patternUnits()); writeNameValuePair(ts, "patternContentUnits", attributes.patternContentUnits()); AffineTransform transform = attributes.patternTransform(); if (!transform.isIdentity()) ts << " [patternTransform=" << transform << "]"; ts << "\n"; } else if (resource->resourceType() == LinearGradientResourceType) { RenderSVGResourceLinearGradient* gradient = static_cast<RenderSVGResourceLinearGradient*>(resource); // Dump final results that are used for rendering. No use in asking SVGGradientElement for its gradientUnits(), as it may // link to other gradients using xlink:href, we need to build the full inheritance chain, aka. collectGradientProperties() LinearGradientAttributes attributes; toSVGLinearGradientElement(gradient->element())->collectGradientAttributes(attributes); writeCommonGradientProperties(ts, attributes.spreadMethod(), attributes.gradientTransform(), attributes.gradientUnits()); ts << " [start=" << gradient->startPoint(attributes) << "] [end=" << gradient->endPoint(attributes) << "]\n"; } else if (resource->resourceType() == RadialGradientResourceType) { RenderSVGResourceRadialGradient* gradient = toRenderSVGResourceRadialGradient(resource); // Dump final results that are used for rendering. No use in asking SVGGradientElement for its gradientUnits(), as it may // link to other gradients using xlink:href, we need to build the full inheritance chain, aka. collectGradientProperties() RadialGradientAttributes attributes; toSVGRadialGradientElement(gradient->element())->collectGradientAttributes(attributes); writeCommonGradientProperties(ts, attributes.spreadMethod(), attributes.gradientTransform(), attributes.gradientUnits()); FloatPoint focalPoint = gradient->focalPoint(attributes); FloatPoint centerPoint = gradient->centerPoint(attributes); float radius = gradient->radius(attributes); float focalRadius = gradient->focalRadius(attributes); ts << " [center=" << centerPoint << "] [focal=" << focalPoint << "] [radius=" << radius << "] [focalRadius=" << focalRadius << "]\n"; } else ts << "\n"; writeChildren(ts, object, indent); }
bool LayoutSVGResourceLinearGradient::collectGradientAttributes(SVGGradientElement* gradientElement) { m_attributesWrapper->set(LinearGradientAttributes()); return toSVGLinearGradientElement(gradientElement)->collectGradientAttributes(mutableAttributes()); }