1 /*
2  * Copyright 2014 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 SkBBHFactory_DEFINED
9 #define SkBBHFactory_DEFINED
10 
11 #include "SkTypes.h"
12 class SkBBoxHierarchy;
13 struct SkRect;
14 
15 class SK_API SkBBHFactory {
16 public:
17     /**
18      *  Allocate a new SkBBoxHierarchy. Return NULL on failure.
19      */
20     virtual SkBBoxHierarchy* operator()(const SkRect& bounds) const = 0;
~SkBBHFactory()21     virtual ~SkBBHFactory() {};
22 };
23 
24 class SK_API SkRTreeFactory : public SkBBHFactory {
25 public:
26     SkRTreeFactory();
27     SkBBoxHierarchy* operator()(const SkRect& bounds) const override;
28 private:
29     typedef SkBBHFactory INHERITED;
30 };
31 
32 #endif
33