C# ILuaState.ToString方法代码示例

		private static int TBL_Concat( ILuaState lua )
		{
			string sep = lua.L_OptString( 2, "" );
			lua.L_CheckType( 1, LuaType.LUA_TTABLE );
			int i = lua.L_OptInt( 3, 1 );
			int last = lua.L_Opt( lua.L_CheckInteger, 4, lua.L_Len(1) );

			StringBuilder sb = new StringBuilder();
			for( ; i<last; ++i )
			{
				lua.RawGetI( 1, i );
				if( !lua.IsString(-1) )
					lua.L_Error(
						"invalid value ({0}) at index {1} in table for 'concat'",
						lua.L_TypeName(-1), i );
				sb.Append( lua.ToString(-1) );
				sb.Append( sep );
				lua.Pop( 1 );
			}
			if( i == last ) // add last value (if interval was not empty)
			{
				lua.RawGetI( 1, i );
				if( !lua.IsString(-1) )
					lua.L_Error(
						"invalid value ({0}) at index {1} in table for 'concat'",
						lua.L_TypeName(-1), i );
				sb.Append( lua.ToString(-1) );
				lua.Pop( 1 );
			}
			lua.PushString( sb.ToString() );
			return 1;
		}

		private static int ENC_Encode( ILuaState lua )
		{
			var s = lua.ToString(1);
			var e = lua.ToString(2);
			if( e != ENC_UTF8 )
				throw new Exception("unsupported encoding:" + e);

			var bytes = Encoding.UTF8.GetBytes(s);
			var sb = new StringBuilder();
			for( var i=0; i<bytes.Length; ++i )
			{
				sb.Append( (char)bytes[i] );
			}
			lua.PushString( sb.ToString() );
			return 1;
		}

		private static int ENC_Decode( ILuaState lua )
		{
			var s = lua.ToString(1);
			var e = lua.ToString(2);
			if( e != ENC_UTF8 )
				throw new Exception("unsupported encoding:" + e);

			var bytes = new Byte[s.Length];
			for( int i=0; i<s.Length; ++i )
			{
				bytes[i] = (byte)s[i];
			}

			lua.PushString( Encoding.UTF8.GetString( bytes ) );
			return 1;
		}

	void Awake() {
		Debug.Log("LuaScriptController Awake");

		if( Lua == null )
		{
			Lua = LuaAPI.NewState();
			Lua.L_OpenLibs();

			var status = Lua.L_DoFile( LuaScriptFile );
			if( status != ThreadStatus.LUA_OK )
			{
				throw new Exception( Lua.ToString(-1) );
			}

			if( ! Lua.IsTable(-1) )
			{
				throw new Exception(
					"framework main's return value is not a table" );
			}

			AwakeRef 		= StoreMethod( "awake" );
			StartRef 		= StoreMethod( "start" );
			UpdateRef 		= StoreMethod( "update" );
			LateUpdateRef 	= StoreMethod( "late_update" );
			FixedUpdateRef 	= StoreMethod( "fixed_update" );

			Lua.Pop(1);
			Debug.Log("Lua Init Done");
		}

		CallMethod( AwakeRef );
	}

        private static int ENC_Encode( ILuaState lua )
        {
            var s = lua.ToString(1);
            var e = lua.ToString(2);
            if( e != ENC_UTF8 )
                throw new Exception("unsupported encoding:" + e);

            var bytes = Encoding.UTF8.GetBytes(s);
            var sb = new StringBuilder();
            foreach( var b in bytes )
            {
                sb.Append( b );
            }
            lua.PushString( sb.ToString() );
            return 1;
        }

 private static int FFI_AddAssembly( ILuaState lua )
 {
     var name = lua.ToString(1);
     var assembly = Assembly.Load( name );
     if( assembly != null )
         AssemblyList.Add( assembly );
     else
         UnityEngine.Debug.LogError("assembly not found:" + name);
     return 0;
 }

 private static int Traceback(ILuaState lua)
 {
     var msg = lua.ToString(1);
     if(msg != null) {
         lua.L_Traceback(lua, msg, 1);
     }
     // is there an error object?
     else if(!lua.IsNoneOrNil(1)) {
         // try its `tostring' metamethod
         if(!lua.L_CallMeta(1, "__tostring")) {
             lua.PushString("(no error message)");
         }
     }
     return 1;
 }

		// return `ReturnType', `FuncName', `ParameterTypes'
		private static int FFI_ParseSignature( ILuaState lua )
		{
			var signature = lua.ToString(1);
			var result = FuncSignatureParser.Parse( lua, signature );
			if( result.ReturnType != null )
				lua.PushString( result.ReturnType );
			else
				lua.PushNil();
			lua.PushString( result.FuncName );
			if( result.ParameterTypes != null ) {
				lua.NewTable();
				for( int i=0; i<result.ParameterTypes.Length; ++i ) {
					lua.PushString( result.ParameterTypes[i] );
					lua.RawSetI( -2, i+1 );
				}
			}
			else {
				lua.PushNil();
			}
			return 3;
		}

	void Awake() {
		Debug.Log("LuaScriptController Awake");

		if( Lua == null )
		{
			Lua = LuaAPI.NewState();
			Lua.L_OpenLibs();

			var status = Lua.L_DoFile( LuaScriptFile );
			if( status != ThreadStatus.LUA_OK )
			{
				throw new Exception( Lua.ToString(-1) );
			}

			if( ! Lua.IsTable(-1) )
			{
				throw new Exception(
					"framework main's return value is not a table" );
			}

			AwakeRef 		= StoreMethod( "awake" );
			StartRef 		= StoreMethod( "start" );
			UpdateRef 		= StoreMethod( "update" );
			LateUpdateRef 	= StoreMethod( "late_update" );
			FixedUpdateRef 	= StoreMethod( "fixed_update" );

			Lua.Pop(1);
			Debug.Log("Lua Init Done");
		}
        Lua.GetGlobal("xxsmain");
        if (Lua.PCall(0, 0, 0) != ThreadStatus.LUA_OK)
        {
            Debug.LogWarning("Call global function xxsmain failed:" + Lua.ToString(-1));
            Lua.Pop(1);
        }
        Debug.Log("dofile main...........");
		CallMethod( AwakeRef );
	}

        public static dynamic GetValue(this LuaType self, ILuaState luaState, int index)
        {
            switch (self)
            {
            case LuaType.Boolean:
                return luaState.ToBoolean(index);

            case LuaType.Number:
                return luaState.ToNumber(index);

            case LuaType.String:
                return luaState.ToString(index);

            case LuaType.Table:
                return new LuaTable(luaState, index);

            case LuaType.Nil:
                return null;

            default:
                throw new NotImplementedException(string.Format("Try get {0} of type {1}", index, self));
            }
        }

 private static int FFI_GetStaticProp( ILuaState lua )
 {
     var t = (Type)lua.ToUserData(1);
     var name = lua.ToString(2);
     var pinfo = t.GetProperty( name,
         BindingFlags.Static |
         BindingFlags.Public );
     // UnityEngine.Debug.Log("FFI_GetStaticProp t:"+t+" name:"+name+" pinfo:"+pinfo);
     if( pinfo == null )
         throw new Exception("GetProperty failed:"+name);
     lua.PushLightUserData(pinfo);
     return 1;
 }

 private static int FFI_GetField( ILuaState lua )
 {
     var t = (Type)lua.ToUserData(1);
     var name = lua.ToString(2);
     var finfo = t.GetField( name,
         BindingFlags.Instance |
         BindingFlags.Public );
     if( finfo == null )
         throw new Exception("GetField failed:"+name);
     // UnityEngine.Debug.Log("FFI_GetField t:"+t+" name:"+name+" finfo:"+finfo);
     lua.PushLightUserData(finfo);
     return 1;
 }

		private static int GmatchAux( ILuaState lua )
		{
			MatchState ms = new MatchState();
			string src = lua.ToString( lua.UpvalueIndex(1) );
			string pattern = lua.ToString( lua.UpvalueIndex(2) );
			ms.Lua = lua;
			ms.Src = src;
			ms.SrcInit = 0;
			ms.SrcEnd = src.Length;
			ms.Pattern = pattern;
			ms.PatternEnd = pattern.Length;
			for( int s = lua.ToInteger( lua.UpvalueIndex(3) )
			   ; s <= ms.SrcEnd
			   ; s++ )
			{
				ms.Level = 0;
				int e = Match( ms, s, 0 );
				if( e != -1 )
				{
					int newStart = (e == 0) ? e+1: e;
					lua.PushInteger( newStart );
					lua.Replace( lua.UpvalueIndex(3) );
					return PushCaptures(lua, ms, s, e);
				}
			}
			return 0; // not found
		}

 /// <summary>
 /// 显示棋盘对话框
 /// <para>string message</para>
 /// </summary>
 public static int showChessboardDialog(ILuaState luaState)
 {
     string message = luaState.ToString(1);
     ChessboardDialogControl.SetDialogString(message);
     luaState.PushBoolean(ChessboardDialogControl.GetClickedButton());
     return 1;
 }

		private static string SearchPath( ILuaState lua,
			string name, string path, string sep, string dirsep )
		{
			var sb = new StringBuilder(); // to build error message
			if( !String.IsNullOrEmpty(sep) ) // non-empty separator?
				name = name.Replace( sep, dirsep ); // replace it by `dirsep'
			int pos = 0;
			while(PushNextTemplate(lua, path, ref pos))
			{
				var template = lua.ToString(-1);
				string filename = template.Replace( LUA_PATH_MARK, name );
				lua.Remove( -1 ); // remove path template
				if( Readable( filename ) ) // does file exist and is readable?
					return filename; // return that file name
				lua.PushString( string.Format( "\n\tno file '{0}'", filename) );
				lua.Remove( -2 ); // remove file name
				sb.Append( lua.ToString(-1) ); // concatenate error msg. entry
			}
			lua.PushString( sb.ToString() ); // create error message
			return null; // not found
		}