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add macros for easy adding of the basic type system in use for a number of systems

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Gered 2013-04-02 13:18:23 -04:00
parent f71d7be30e
commit f052171e41
1 changed files with 47 additions and 0 deletions
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src/framework/util/typesystem.h Normal file
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#ifndef __FRAMEWORK_UTIL_TYPESYSTEM_H_INCLUDED__
#define __FRAMEWORK_UTIL_TYPESYSTEM_H_INCLUDED__
#include "../common.h"
typedef const char* TYPE_IDENT;
#define TYPE_DEFINE(type, value) \
static #type GetType() \
{ \
static #type typeName = #value; \
return typeName; \
} \
#type GetTypeOf() const \
{ \
return GetType(); \
}
#define TYPE_BASE(type) \
virtual type GetTypeOf() const = 0; \
template<class T> BOOL Is() const \
{ \
return (GetTypeOf() == T::GetType()); \
} \
BOOL Is(type otherType) const \
{ \
return (GetTypeOf() == otherType); \
} \
template<class T> T* As() \
{ \
if (Is<T>()) \
return (T*)this; \
else \
return NULL; \
} \
template<class T> const T* As() const \
{ \
if (Is<T>()) \
return (const T*)this; \
else \
return NULL; \
}
#define TYPE_DEFINE_DEFAULT(value) TYPE_DEFINE(TYPE_IDENT, value)
#define TYPE_BASE_DEFAULT TYPE_BASE(TYPE_IDENT)
#endif