| /* |
| * Copyright 2018 Google Inc. |
| * |
| * Use of this source code is governed by a BSD-style license that can be |
| * found in the LICENSE file. |
| */ |
| |
| #ifndef SkSGClipEffect_DEFINED |
| #define SkSGClipEffect_DEFINED |
| |
| #include "SkSGEffectNode.h" |
| |
| namespace sksg { |
| |
| class GeometryNode; |
| |
| /** |
| * Concrete Effect node, applying a clip to its descendants. |
| * |
| */ |
| class ClipEffect final : public EffectNode { |
| public: |
| static sk_sp<ClipEffect> Make(sk_sp<RenderNode> child, sk_sp<GeometryNode> clip, |
| bool aa = false) { |
| return (child && clip) |
| ? sk_sp<ClipEffect>(new ClipEffect(std::move(child), std::move(clip), aa)) |
| : nullptr; |
| } |
| |
| ~ClipEffect() override; |
| |
| protected: |
| ClipEffect(sk_sp<RenderNode>, sk_sp<GeometryNode>, bool aa); |
| |
| void onRender(SkCanvas*) const override; |
| |
| SkRect onRevalidate(InvalidationController*, const SkMatrix&) override; |
| |
| private: |
| const sk_sp<GeometryNode> fClipNode; |
| const bool fAntiAlias; |
| |
| bool fNoop = false; |
| |
| typedef EffectNode INHERITED; |
| }; |
| |
| } // namespace sksg |
| |
| #endif // SkSGClipEffect_DEFINED |