| /* |
| * Copyright (C) 2004, 2005, 2006, 2007 Nikolas Zimmermann <zimmermann@kde.org> |
| * Copyright (C) 2004, 2005, 2006 Rob Buis <buis@kde.org> |
| * |
| * This library is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU Library General Public |
| * License as published by the Free Software Foundation; either |
| * version 2 of the License, or (at your option) any later version. |
| * |
| * This library is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| * Library General Public License for more details. |
| * |
| * You should have received a copy of the GNU Library General Public License |
| * along with this library; see the file COPYING.LIB. If not, write to |
| * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
| * Boston, MA 02110-1301, USA. |
| */ |
| |
| #ifndef THIRD_PARTY_BLINK_RENDERER_CORE_SVG_SVG_FILTER_PRIMITIVE_STANDARD_ATTRIBUTES_H_ |
| #define THIRD_PARTY_BLINK_RENDERER_CORE_SVG_SVG_FILTER_PRIMITIVE_STANDARD_ATTRIBUTES_H_ |
| |
| #include "third_party/blink/renderer/core/svg/svg_element.h" |
| #include "third_party/blink/renderer/core/svg/svg_unit_types.h" |
| #include "third_party/blink/renderer/platform/heap/handle.h" |
| |
| namespace blink { |
| |
| class Filter; |
| class FilterEffect; |
| class FloatRect; |
| class SVGAnimatedLength; |
| class SVGAnimatedString; |
| class SVGFilterBuilder; |
| |
| class SVGFilterPrimitiveStandardAttributes : public SVGElement { |
| // No DEFINE_WRAPPERTYPEINFO() here because a) this class is never |
| // instantiated, and b) we don't generate corresponding V8T.h or V8T.cpp. |
| // The subclasses must write DEFINE_WRAPPERTYPEINFO(). |
| public: |
| void SetStandardAttributes(FilterEffect*, |
| SVGUnitTypes::SVGUnitType, |
| const FloatRect& reference_box) const; |
| |
| virtual FilterEffect* Build(SVGFilterBuilder*, Filter*) = 0; |
| // Returns true, if the new value is different from the old one. |
| virtual bool SetFilterEffectAttribute(FilterEffect*, const QualifiedName&); |
| |
| virtual bool TaintsOrigin() const { return true; } |
| |
| // JS API |
| SVGAnimatedLength* x() const { return x_.Get(); } |
| SVGAnimatedLength* y() const { return y_.Get(); } |
| SVGAnimatedLength* width() const { return width_.Get(); } |
| SVGAnimatedLength* height() const { return height_.Get(); } |
| SVGAnimatedString* result() const { return result_.Get(); } |
| |
| void Trace(Visitor*) const override; |
| |
| void PrimitiveAttributeChanged(const QualifiedName&); |
| void Invalidate(); |
| |
| protected: |
| SVGFilterPrimitiveStandardAttributes(const QualifiedName&, Document&); |
| |
| void SvgAttributeChanged(const QualifiedName&) override; |
| void ChildrenChanged(const ChildrenChange&) override; |
| |
| private: |
| bool IsFilterEffect() const final { return true; } |
| |
| LayoutObject* CreateLayoutObject(const ComputedStyle&, LegacyLayout) override; |
| bool LayoutObjectIsNeeded(const ComputedStyle&) const final; |
| |
| Member<SVGAnimatedLength> x_; |
| Member<SVGAnimatedLength> y_; |
| Member<SVGAnimatedLength> width_; |
| Member<SVGAnimatedLength> height_; |
| Member<SVGAnimatedString> result_; |
| }; |
| |
| void InvalidateFilterPrimitiveParent(SVGElement&); |
| |
| template <> |
| struct DowncastTraits<SVGFilterPrimitiveStandardAttributes> { |
| static bool AllowFrom(const Node& node) { |
| auto* element = DynamicTo<SVGElement>(node); |
| return element && element->IsFilterEffect(); |
| } |
| }; |
| |
| } // namespace blink |
| |
| #endif // THIRD_PARTY_BLINK_RENDERER_CORE_SVG_SVG_FILTER_PRIMITIVE_STANDARD_ATTRIBUTES_H_ |