| /* |
| * Copyright (C) Research In Motion Limited 2010. All rights reserved. |
| * |
| * 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_LAYOUT_SVG_SVG_RESOURCES_H_ |
| #define THIRD_PARTY_BLINK_RENDERER_CORE_LAYOUT_SVG_SVG_RESOURCES_H_ |
| |
| #include "third_party/blink/renderer/core/svg/svg_resource_client.h" |
| #include "third_party/blink/renderer/platform/geometry/float_rect.h" |
| #include "third_party/blink/renderer/platform/heap/heap.h" |
| #include "third_party/blink/renderer/platform/heap/member.h" |
| #include "third_party/blink/renderer/platform/wtf/allocator/allocator.h" |
| |
| namespace blink { |
| |
| class CompositorFilterOperations; |
| class ComputedStyle; |
| class FilterEffectBuilder; |
| class LayoutObject; |
| class ReferenceFilterOperation; |
| class SVGElement; |
| class SVGElementResourceClient; |
| |
| // Holds a set of resources associated with a LayoutObject |
| class SVGResources { |
| STATIC_ONLY(SVGResources); |
| |
| public: |
| static SVGElementResourceClient* GetClient(const LayoutObject&); |
| static FloatRect ReferenceBoxForEffects(const LayoutObject&); |
| |
| static void UpdateClipPathFilterMask(SVGElement&, |
| const ComputedStyle* old_style, |
| const ComputedStyle&); |
| static void ClearClipPathFilterMask(SVGElement&, const ComputedStyle*); |
| static void UpdatePaints(SVGElement&, |
| const ComputedStyle* old_style, |
| const ComputedStyle&); |
| static void ClearPaints(SVGElement&, const ComputedStyle*); |
| static void UpdateMarkers(SVGElement&, |
| const ComputedStyle* old_style, |
| const ComputedStyle&); |
| static void ClearMarkers(SVGElement&, const ComputedStyle*); |
| }; |
| |
| class SVGElementResourceClient final |
| : public GarbageCollected<SVGElementResourceClient>, |
| public SVGResourceClient { |
| public: |
| explicit SVGElementResourceClient(SVGElement*); |
| |
| void ResourceContentChanged(SVGResource*) override; |
| |
| void FilterPrimitiveChanged(SVGResource*, |
| SVGFilterPrimitiveStandardAttributes& primitive, |
| const QualifiedName& attribute) override; |
| |
| void UpdateFilterData(CompositorFilterOperations&); |
| void InvalidateFilterData(); |
| void MarkFilterDataDirty(); |
| |
| void Trace(Visitor*) const override; |
| |
| private: |
| class FilterData; |
| |
| static FilterData* CreateFilterDataWithNodeMap( |
| FilterEffectBuilder&, |
| const ReferenceFilterOperation&); |
| |
| Member<SVGElement> element_; |
| Member<FilterData> filter_data_; |
| bool filter_data_dirty_; |
| }; |
| |
| // Helper class for handling invalidation of resources (generally after the |
| // reference box of a LayoutObject may have changed). |
| class SVGResourceInvalidator { |
| STACK_ALLOCATED(); |
| |
| public: |
| explicit SVGResourceInvalidator(LayoutObject& object); |
| |
| // Invalidate any associated clip-path/mask/filter. |
| void InvalidateEffects(); |
| |
| // Invalidate any associated paints (fill/stroke). |
| void InvalidatePaints(); |
| |
| private: |
| LayoutObject& object_; |
| }; |
| |
| } // namespace blink |
| |
| #endif |