Gabriele Cosmo
48 lines
1.0 KiB
Plaintext
48 lines
1.0 KiB
Plaintext
// Copyright (C) 2010, Guy Barrand. All rights reserved.
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// See the file tools.license for terms.
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#ifndef tools_scast
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#define tools_scast
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// For implementations of cast methods.
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#include "cid"
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#include "rcmp"
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namespace tools {
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template <class FROM,class TO>
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inline TO* safe_cast(FROM& a_o) {
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return (TO*)a_o.cast(TO::s_class());
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}
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template <class FROM,class TO>
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inline const TO* safe_cast(const FROM& a_o) {
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return (const TO*)a_o.cast(TO::s_class());
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}
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template <class FROM,class TO>
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inline TO* id_cast(FROM& a_o) {
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return (TO*)a_o.cast(TO::id_class());
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}
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template <class FROM,class TO>
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inline const TO* id_cast(const FROM& a_o) {
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return (const TO*)a_o.cast(TO::id_class());
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}
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template <class TO>
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inline void* cmp_cast(const TO* a_this,const std::string& a_class) {
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if(!rcmp(a_class,TO::s_class())) return 0;
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return (void*)static_cast<const TO*>(a_this);
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}
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template <class TO>
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inline void* cmp_cast(const TO* a_this,cid a_id) {
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if(TO::id_class()!=a_id) return 0;
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return (void*)static_cast<const TO*>(a_this);
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}
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}
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#endif
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