gfx/skia/trunk/include/gpu/GrKey.h

branch
TOR_BUG_3246
changeset 7
129ffea94266
equal deleted inserted replaced
-1:000000000000 0:3cb958ae3c59
1 /*
2 * Copyright 2010 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 GrKey_DEFINED
9 #define GrKey_DEFINED
10
11 class GrKey : public SkRefCnt {
12 public:
13 SK_DECLARE_INST_COUNT(GrKey)
14
15 typedef intptr_t Hash;
16
17 explicit GrKey(Hash hash) : fHash(hash) {}
18
19 intptr_t getHash() const { return fHash; }
20
21 bool operator<(const GrKey& rh) const {
22 return fHash < rh.fHash || (fHash == rh.fHash && this->lt(rh));
23 }
24 bool operator==(const GrKey& rh) const {
25 return fHash == rh.fHash && this->eq(rh);
26 }
27
28 protected:
29 virtual bool lt(const GrKey& rh) const = 0;
30 virtual bool eq(const GrKey& rh) const = 0;
31
32 private:
33 const Hash fHash;
34
35 typedef SkRefCnt INHERITED;
36 };
37
38 #endif

mercurial