引入 BGM 切换+文档初版草稿

Assets/GameMain/Scripts/DataTable/DRScene.cs

@@ -31,15 +31,6 @@ namespace DataTable
             private set;
         }
 
-        /// <summary>
-        /// 获取背景音乐编号。
-        /// </summary>
-        public int BackgroundMusicId
-        {
-            get;
-            private set;
-        }
-
         public override bool ParseDataRow(string dataRowString, object userData)
         {
             string[] columnStrings = dataRowString.Split(DataTableExtension.DataSplitSeparators);
@@ -53,7 +44,6 @@ namespace DataTable
             m_Id = int.Parse(columnStrings[index++]);
             index++;
             AssetName = columnStrings[index++];
-            BackgroundMusicId = int.Parse(columnStrings[index++]);
 
             GeneratePropertyArray();
             return true;
@@ -67,7 +57,6 @@ namespace DataTable
                 {
                     m_Id = binaryReader.Read7BitEncodedInt32();
                     AssetName = binaryReader.ReadString();
-                    BackgroundMusicId = binaryReader.Read7BitEncodedInt32();
                 }
             }