mirror of https://github.com/axmolengine/axmol.git
48 lines
1.2 KiB
C
48 lines
1.2 KiB
C
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/*
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Copyright 2010 Google Inc.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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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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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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};
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#endif
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