Example #1
0
        public LuaArgs write(LuaArgs args)
        {
            int x = args.GetInt(0);
            int y = args.GetInt(1);

            if (args.IsNumber(2))
            {
                var n = args.GetByte(2);
                CheckWritable();
                if (x >= 0 && x < Image.Width &&
                    y >= 0 && y < Image.Height)
                {
                    Image[x, y] = n;
                }
                return(LuaArgs.Empty);
            }
            else
            {
                var bytes = args.GetByteString(2);
                if (x < 0 || x >= Image.Width ||
                    y < 0 || y >= Image.Height ||
                    (x + y * Image.Width + bytes.Length) > Image.Width * Image.Height)
                {
                    throw new LuaError("Write must start and end within the image bounds");
                }
                CheckWritable();
                Image.Write(bytes, 0, bytes.Length, x, y);
                return(LuaArgs.Empty);
            }
        }
Example #2
0
 public LuaArgs write(LuaArgs args)
 {
     if (args.IsNumber(1))
     {
         int start = args.GetInt(0);
         var b     = args.GetByte(1);
         if (start >= 0 && start < Buffer.Length)
         {
             Buffer[start] = b;
         }
         return(LuaArgs.Empty);
     }
     else
     {
         int start = args.GetInt(0);
         var bytes = args.GetByteString(1);
         if (start < 0 || start + bytes.Length > Buffer.Length)
         {
             throw new LuaError("Write must start and end within the buffer");
         }
         Buffer.Write(start, bytes);
         return(LuaArgs.Empty);
     }
 }