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Lua/LuaClass: Add inheritance (first implementation)

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Former-commit-id: 6c7f8d7dace5c857ae71958e15cc13d6a6f9ccb2
This commit is contained in:
Lynix
2015-12-13 03:29:57 +01:00
parent 3cdf6a9f44
commit 83bd028e8f
2 changed files with 135 additions and 62 deletions
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36
include/Nazara/Lua/LuaClass.hpp
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@@ -13,14 +13,16 @@
#include <functional>
#include <map>
#include <memory>
//#include <type_traits>
#include <unordered_map>
#include <vector>
namespace Nz
{
template<class T/*, class P = void*/>
template<class T>
class LuaClass
{
//static_assert(std::is_same<P, void>::value || std::is_base_of<P, T>::value, "P must be a base of T");
template<class U>
friend class LuaClass;
public:
using ClassFunc = std::function<int(LuaInstance& lua, T& instance)>;
@@ -32,7 +34,8 @@ namespace Nz
LuaClass(const String& name);
//void Inherit(LuaClass<P>& parent);
template<class P>
void Inherit(LuaClass<P>& parent);
void Register(LuaInstance& lua);
@@ -44,7 +47,6 @@ namespace Nz
void SetMethod(const String& name, ClassFunc method);
template<typename R, typename P, typename... Args, typename... DefArgs> std::enable_if_t<std::is_base_of<P, T>::value> SetMethod(const String& name, R(P::*func)(Args...), DefArgs... defArgs);
template<typename R, typename P, typename... Args, typename... DefArgs> std::enable_if_t<std::is_base_of<P, T>::value> SetMethod(const String& name, R(P::*func)(Args...) const, DefArgs... defArgs);
void SetBindMode(LuaBindMode mode);
void SetSetter(ClassIndexFunc setter);
void SetStaticGetter(StaticIndexFunc getter);
void SetStaticMethod(const String& name, StaticFunc func);
@@ -52,20 +54,15 @@ namespace Nz
void SetStaticSetter(StaticIndexFunc getter);
private:
static int ConstructorProxy(lua_State* state);
static int FinalizerProxy(lua_State* state);
static int InfoDestructor(lua_State* state);
static int GetterProxy(lua_State* state);
static int MethodProxy(lua_State* state);
static int SetterProxy(lua_State* state);
static int StaticGetterProxy(lua_State* state);
static int StaticMethodProxy(lua_State* state);
static int StaticSetterProxy(lua_State* state);
using ParentFunc = std::function<void(LuaInstance& lua, T& instance)>;
using InstanceGetter = std::function<T*(LuaInstance& lua)>;
struct ClassInfo
{
std::vector<ClassFunc> methods;
std::vector<ParentFunc> parentGetters;
std::vector<StaticFunc> staticMethods;
std::unordered_map<String, InstanceGetter> instanceGetters;
ClassIndexFunc getter = nullptr;
ClassIndexFunc setter = nullptr;
ConstructorFunc constructor = nullptr;
@@ -76,6 +73,17 @@ namespace Nz
int globalTableRef = -1;
};
static int ConstructorProxy(lua_State* state);
static int FinalizerProxy(lua_State* state);
static int InfoDestructor(lua_State* state);
static void Get(const std::shared_ptr<ClassInfo>& info, LuaInstance& lua, T& instance);
static int GetterProxy(lua_State* state);
static int MethodProxy(lua_State* state);
static int SetterProxy(lua_State* state);
static int StaticGetterProxy(lua_State* state);
static int StaticMethodProxy(lua_State* state);
static int StaticSetterProxy(lua_State* state);
std::map<String, ClassFunc> m_methods;
std::map<String, StaticFunc> m_staticMethods;
std::shared_ptr<ClassInfo> m_info;