xref: /aosp_15_r20/external/skia/modules/sksg/include/SkSGImage.h (revision c8dee2aa9b3f27cf6c858bd81872bdeb2c07ed17)
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 SkSGImage_DEFINED
9 #define SkSGImage_DEFINED
10 
11 #include "include/core/SkImage.h"
12 #include "include/core/SkRect.h"
13 #include "include/core/SkRefCnt.h"
14 #include "include/core/SkSamplingOptions.h"
15 #include "modules/sksg/include/SkSGNode.h"
16 #include "modules/sksg/include/SkSGRenderNode.h"
17 
18 #include <utility>
19 
20 class SkCanvas;
21 class SkMatrix;
22 struct SkPoint;
23 
24 namespace sksg {
25 class InvalidationController;
26 
27 /**
28  * Concrete rendering node, wrapping an SkImage.
29  *
30  */
31 class Image final : public RenderNode {
32 public:
Make(sk_sp<SkImage> image)33     static sk_sp<Image> Make(sk_sp<SkImage> image) {
34         return sk_sp<Image>(new Image(std::move(image)));
35     }
36 
37     SG_ATTRIBUTE(Image          , sk_sp<SkImage>   , fImage          )
38     SG_ATTRIBUTE(SamplingOptions, SkSamplingOptions, fSamplingOptions)
39     SG_ATTRIBUTE(AntiAlias      , bool             , fAntiAlias      )
40 
41 protected:
42     explicit Image(sk_sp<SkImage>);
43 
44     void onRender(SkCanvas*, const RenderContext*) const override;
45     const RenderNode* onNodeAt(const SkPoint&)     const override;
46 
47     SkRect onRevalidate(InvalidationController*, const SkMatrix&) override;
48 
49 private:
50     SkSamplingOptions fSamplingOptions;
51     sk_sp<SkImage>    fImage;
52     bool              fAntiAlias = true;
53 
54     using INHERITED = RenderNode;
55 };
56 
57 } // namespace sksg
58 
59 #endif // SkSGImage_DEFINED
60