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1 // Copyright 2013 The Chromium Authors. All rights reserved. | |
2 // Use of this source code is governed by a BSD-style license that can be | |
3 // found in the LICENSE file. | |
4 | |
5 #ifndef SK_REF_CNT_EXT_DEBUG_H_ | |
6 #define SK_REF_CNT_EXT_DEBUG_H_ | |
7 | |
8 #ifdef SK_REF_CNT_EXT_RELEASE_H_ | |
9 #error Only one SkRefCnt should be used. | |
10 #endif | |
11 | |
12 // Alternate implementation of SkRefCnt for Chromium debug builds | |
13 class SK_API SkRefCnt : public SkRefCntBase { | |
14 public: | |
15 SkRefCnt() : flags_(0) {} | |
16 void ref() const { SkASSERT(flags_ != AdoptionRequired_Flag); SkRefCntBase::re f(); } | |
17 void adopted() const { flags_ |= Adopted_Flag; } | |
18 void requireAdoption() const { flags_ |= AdoptionRequired_Flag; } | |
19 void deref() const { SkRefCntBase::unref(); } | |
Justin Novosad
2013/10/24 18:28:51
So you moved the deref->unref alias into this shim
| |
20 private: | |
21 enum { | |
22 Adopted_Flag = 0x1, | |
23 AdoptionRequired_Flag = 0x2, | |
24 }; | |
25 | |
26 mutable int flags_; | |
27 }; | |
28 | |
29 // Bootstrap for Blink's WTF::RefPtr | |
30 | |
31 namespace WTF { | |
32 inline void adopted(const SkRefCnt* object) { | |
33 if (!object) | |
34 return; | |
35 object->adopted(); | |
36 } | |
37 inline void requireAdoption(const SkRefCnt* object) { | |
38 if (!object) | |
39 return; | |
40 object->requireAdoption(); | |
41 } | |
42 }; | |
43 | |
44 using WTF::adopted; | |
45 using WTF::requireAdoption; | |
46 | |
47 #endif | |
48 | |
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