e16efc1882
git-svn-id: http://skia.googlecode.com/svn/trunk@7406 2bbb7eff-a529-9590-31e7-b0007b416f81
44 lines
821 B
C++
44 lines
821 B
C++
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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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*/
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#ifndef GrKey_DEFINED
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#define GrKey_DEFINED
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#include "GrRefCnt.h"
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class GrKey : public GrRefCnt {
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public:
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SK_DECLARE_INST_COUNT(GrKey)
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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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typedef GrRefCnt INHERITED;
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};
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#endif
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