2011-07-28 14:26:00 +00:00
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/*
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* Copyright 2010 Google Inc.
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*
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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2010-12-22 21:39:39 +00:00
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*/
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#ifndef GrKey_DEFINED
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#define GrKey_DEFINED
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2013-09-09 13:38:37 +00:00
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class GrKey : public SkRefCnt {
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2010-12-22 21:39:39 +00:00
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public:
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2012-06-26 20:16:17 +00:00
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SK_DECLARE_INST_COUNT(GrKey)
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2010-12-22 21:39:39 +00:00
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typedef intptr_t Hash;
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explicit GrKey(Hash hash) : fHash(hash) {}
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intptr_t getHash() const { return fHash; }
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bool operator<(const GrKey& rh) const {
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return fHash < rh.fHash || (fHash == rh.fHash && this->lt(rh));
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}
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bool operator==(const GrKey& rh) const {
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return fHash == rh.fHash && this->eq(rh);
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}
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protected:
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virtual bool lt(const GrKey& rh) const = 0;
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virtual bool eq(const GrKey& rh) const = 0;
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private:
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const Hash fHash;
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2012-06-26 20:16:17 +00:00
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2013-09-09 13:38:37 +00:00
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typedef SkRefCnt INHERITED;
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2010-12-22 21:39:39 +00:00
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};
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#endif
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