xref: /aosp_15_r20/external/skia/modules/sksg/include/SkSGEffectNode.h (revision c8dee2aa9b3f27cf6c858bd81872bdeb2c07ed17)
1*c8dee2aaSAndroid Build Coastguard Worker /*
2*c8dee2aaSAndroid Build Coastguard Worker  * Copyright 2017 Google Inc.
3*c8dee2aaSAndroid Build Coastguard Worker  *
4*c8dee2aaSAndroid Build Coastguard Worker  * Use of this source code is governed by a BSD-style license that can be
5*c8dee2aaSAndroid Build Coastguard Worker  * found in the LICENSE file.
6*c8dee2aaSAndroid Build Coastguard Worker  */
7*c8dee2aaSAndroid Build Coastguard Worker 
8*c8dee2aaSAndroid Build Coastguard Worker #ifndef SkSGEffectNode_DEFINED
9*c8dee2aaSAndroid Build Coastguard Worker #define SkSGEffectNode_DEFINED
10*c8dee2aaSAndroid Build Coastguard Worker 
11*c8dee2aaSAndroid Build Coastguard Worker #include "include/core/SkRect.h"
12*c8dee2aaSAndroid Build Coastguard Worker #include "include/core/SkRefCnt.h"
13*c8dee2aaSAndroid Build Coastguard Worker #include "modules/sksg/include/SkSGRenderNode.h"
14*c8dee2aaSAndroid Build Coastguard Worker 
15*c8dee2aaSAndroid Build Coastguard Worker #include <cstdint>
16*c8dee2aaSAndroid Build Coastguard Worker 
17*c8dee2aaSAndroid Build Coastguard Worker class SkCanvas;
18*c8dee2aaSAndroid Build Coastguard Worker class SkMatrix;
19*c8dee2aaSAndroid Build Coastguard Worker struct SkPoint;
20*c8dee2aaSAndroid Build Coastguard Worker 
21*c8dee2aaSAndroid Build Coastguard Worker namespace sksg {
22*c8dee2aaSAndroid Build Coastguard Worker class InvalidationController;
23*c8dee2aaSAndroid Build Coastguard Worker 
24*c8dee2aaSAndroid Build Coastguard Worker /**
25*c8dee2aaSAndroid Build Coastguard Worker  * Base class for nodes which apply some transformation when rendering
26*c8dee2aaSAndroid Build Coastguard Worker  * their descendants.
27*c8dee2aaSAndroid Build Coastguard Worker  *
28*c8dee2aaSAndroid Build Coastguard Worker  * This includes transforms, clipping, filters, etc.
29*c8dee2aaSAndroid Build Coastguard Worker  */
30*c8dee2aaSAndroid Build Coastguard Worker class EffectNode : public RenderNode {
31*c8dee2aaSAndroid Build Coastguard Worker protected:
32*c8dee2aaSAndroid Build Coastguard Worker     explicit EffectNode(sk_sp<RenderNode>, uint32_t inval_traits = 0);
33*c8dee2aaSAndroid Build Coastguard Worker     ~EffectNode() override;
34*c8dee2aaSAndroid Build Coastguard Worker 
35*c8dee2aaSAndroid Build Coastguard Worker     void onRender(SkCanvas*, const RenderContext*) const override;
36*c8dee2aaSAndroid Build Coastguard Worker     const RenderNode* onNodeAt(const SkPoint&)     const override;
37*c8dee2aaSAndroid Build Coastguard Worker 
38*c8dee2aaSAndroid Build Coastguard Worker     SkRect onRevalidate(InvalidationController*, const SkMatrix&) override;
39*c8dee2aaSAndroid Build Coastguard Worker 
getChild()40*c8dee2aaSAndroid Build Coastguard Worker     const sk_sp<RenderNode>& getChild() const { return fChild; }
41*c8dee2aaSAndroid Build Coastguard Worker 
42*c8dee2aaSAndroid Build Coastguard Worker private:
43*c8dee2aaSAndroid Build Coastguard Worker     sk_sp<RenderNode> fChild;
44*c8dee2aaSAndroid Build Coastguard Worker 
45*c8dee2aaSAndroid Build Coastguard Worker     using INHERITED = RenderNode;
46*c8dee2aaSAndroid Build Coastguard Worker };
47*c8dee2aaSAndroid Build Coastguard Worker 
48*c8dee2aaSAndroid Build Coastguard Worker } // namespace sksg
49*c8dee2aaSAndroid Build Coastguard Worker 
50*c8dee2aaSAndroid Build Coastguard Worker #endif // SkSGEffectNode_DEFINED
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