103 lines
		
	
	
		
			3.0 KiB
		
	
	
	
		
			C#
		
	
			
		
		
	
	
			103 lines
		
	
	
		
			3.0 KiB
		
	
	
	
		
			C#
		
	
/*
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Copyright (c) 2015-2017 topameng(topameng@qq.com)
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in all
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copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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SOFTWARE.
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*/
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using System;
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using System.Collections.Generic;
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using System.Reflection;
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namespace LuaInterface
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{
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    //代表一个反射函数
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    public sealed class LuaMethod
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    {        
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        MethodInfo method = null;
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        List<Type> list = new List<Type>();
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        Type kclass = null;
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        [NoToLuaAttribute]
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        public LuaMethod(MethodInfo md, Type t, Type[] types)
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        {
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            method = md;
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            kclass = t;            
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            if (types != null)
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            {
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                list.AddRange(types);
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            }
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        }
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        public int Call(IntPtr L)
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        {            
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            object[] args = null;
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            object obj = null;
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            int offset = 1;
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            if (!method.IsStatic)
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            {
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                offset += 1;
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                obj = ToLua.CheckObject(L, 2, kclass);
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            }
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            ToLua.CheckArgsCount(L, list.Count + offset);
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            if (list.Count > 0)
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            {
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                args = new object[list.Count];
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                offset += 1;
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                for (int i = 0; i < list.Count; i++)
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                {
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                    bool isRef = list[i].IsByRef;
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                    Type t0 = isRef ? list[i].GetElementType() : list[i];
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                    object o = ToLua.CheckVarObject(L, i + offset, t0);                    
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                    args[i] = o;
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                }
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            }
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            object ret = method.Invoke(obj, args);
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            int count = 0;
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            if (method.ReturnType != typeof(void))
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            {
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                ++count;
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                ToLua.Push(L, ret);
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            }
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            for (int i = 0; i < list.Count; i++)
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            {
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                if (list[i].IsByRef)
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                {
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                    ++count;
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                    ToLua.Push(L, args[i]);
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                }
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            }
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            return count;
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        }
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        public void Destroy()
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        {
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            method = null;
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            list.Clear();
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        }
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    }
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}
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