1 | /* |
---|---|
2 | * Copyright 2018 Google Inc. |
3 | * |
4 | * Use of this source code is governed by a BSD-style license that can be |
5 | * found in the LICENSE file. |
6 | */ |
7 | |
8 | #ifndef SkSGGeometryTransform_DEFINED |
9 | #define SkSGGeometryTransform_DEFINED |
10 | |
11 | #include "modules/sksg/include/SkSGGeometryNode.h" |
12 | |
13 | #include "include/core/SkPath.h" |
14 | |
15 | class SkMatrix; |
16 | |
17 | namespace sksg { |
18 | |
19 | class Transform; |
20 | |
21 | /** |
22 | * Concrete Effect node, binding a Matrix to a GeometryNode. |
23 | */ |
24 | class GeometryTransform final : public GeometryNode { |
25 | public: |
26 | static sk_sp<GeometryTransform> Make(sk_sp<GeometryNode> child, sk_sp<Transform> transform) { |
27 | return child && transform |
28 | ? sk_sp<GeometryTransform>(new GeometryTransform(std::move(child), |
29 | std::move(transform))) |
30 | : nullptr; |
31 | } |
32 | |
33 | ~GeometryTransform() override; |
34 | |
35 | const sk_sp<Transform>& getTransform() const { return fTransform; } |
36 | |
37 | protected: |
38 | void onClip(SkCanvas*, bool antiAlias) const override; |
39 | void onDraw(SkCanvas*, const SkPaint&) const override; |
40 | bool onContains(const SkPoint&) const override; |
41 | |
42 | SkRect onRevalidate(InvalidationController*, const SkMatrix&) override; |
43 | SkPath onAsPath() const override; |
44 | |
45 | private: |
46 | GeometryTransform(sk_sp<GeometryNode>, sk_sp<Transform>); |
47 | |
48 | const sk_sp<GeometryNode> fChild; |
49 | const sk_sp<Transform> fTransform; |
50 | SkPath fTransformedPath; |
51 | |
52 | using INHERITED = GeometryNode; |
53 | }; |
54 | |
55 | } |
56 | |
57 | #endif // SkSGGeometryTransform_DEFINED |
58 |