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      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 "SkSGRenderNode.h"
     12 
     13 #include "SkFilterQuality.h"
     14 
     15 class SkImage;
     16 
     17 namespace sksg {
     18 
     19 /**
     20  * Concrete rendering node, wrapping an SkImage.
     21  *
     22  */
     23 class Image final : public RenderNode {
     24 public:
     25     static sk_sp<Image> Make(sk_sp<SkImage> image) {
     26         return image ? sk_sp<Image>(new Image(std::move(image))) : nullptr;
     27     }
     28 
     29     SG_ATTRIBUTE(Quality  , SkFilterQuality, fQuality  )
     30     SG_ATTRIBUTE(AntiAlias, bool           , fAntiAlias)
     31 
     32 protected:
     33     explicit Image(sk_sp<SkImage>);
     34 
     35     void onRender(SkCanvas*) const override;
     36 
     37     SkRect onRevalidate(InvalidationController*, const SkMatrix&) override;
     38 
     39 private:
     40     const sk_sp<SkImage> fImage;
     41     SkFilterQuality      fQuality   = kLow_SkFilterQuality;
     42     bool                 fAntiAlias = true;
     43 
     44     typedef RenderNode INHERITED;
     45 };
     46 
     47 } // namespace sksg
     48 
     49 #endif // SkSGImage_DEFINED
     50