44 lines
1.8 KiB
C
44 lines
1.8 KiB
C
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#pragma once
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#include "reflection_traits.h"
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#include "lib_begin.h"
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namespace cgv {
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namespace reflect {
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/// this reflection traits implementation is used by the reflect_string function
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template <typename D, typename B>
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struct extern_reflection_traits_impl : public B
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{
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static const ReflectionTraitsKind kind = RTK_EXTERNAL_SELF_REFLECT;
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/// compile information about external implementation
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static const bool has_external = true;
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/// compile time information about external type with self_reflect implementation
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typedef D external_self_reflect_type;
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/// whether type can be converted to string, defaults to false
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bool has_external_implementation() const { return true; }
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/// call the external implementation
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bool external_implementation(reflection_handler& rh, void* member_ptr) { return static_cast<D*>(member_ptr)->self_reflect(rh); }
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};
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/// this reflection traits implementation is used for external self_reflect implementations of instances of type T where the external implementation is a self_reflect function in type D
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template <typename T, typename D>
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struct extern_reflection_traits : public extern_reflection_traits_impl<D, reflection_traits<T,RTK_EXTERNAL_SELF_REFLECT,false> >
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{
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/// clone function
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abst_reflection_traits* clone() { return new extern_reflection_traits<T, D>(); }
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};
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/// this reflection traits implementation is used for external self_reflect implementations together with string interface of instances of type T where the external implementation is a self_reflect function in type D
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template <typename T, typename D>
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struct extern_string_reflection_traits : public extern_reflection_traits_impl<D, reflection_traits<T,RTK_EXTERNAL_SELF_REFLECT> >
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{
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/// clone function
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abst_reflection_traits* clone() { return new extern_string_reflection_traits<T, D>(); }
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};
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}
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}
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#include <cgv/config/lib_end.h>
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