BS 0.1 基础构建完成 / 0.2 Visual 同为Unity UI控件部分

Convention/[ES3]/Easy Save 3/Scripts/Streams/ES3FileStream.cs

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+using System.IO;
+
+namespace ES3Internal
+{
+	public enum ES3FileMode {Read, Write, Append}
+
+	public class ES3FileStream : FileStream
+	{
+		private bool isDisposed = false;
+
+		public ES3FileStream( string path, ES3FileMode fileMode, int bufferSize, bool useAsync)
+			: base( GetPath(path, fileMode), GetFileMode(fileMode), GetFileAccess(fileMode), FileShare.None, bufferSize, useAsync)
+		{
+		}
+
+		// Gets a temporary path if necessary.
+		protected static string GetPath(string path, ES3FileMode fileMode)
+		{
+			string directoryPath = ES3IO.GetDirectoryPath(path);
+            // Attempt to create the directory incase it does not exist if we are storing data.
+            if (fileMode != ES3FileMode.Read && directoryPath != ES3IO.persistentDataPath)
+				ES3IO.CreateDirectory(directoryPath);
+			if(fileMode != ES3FileMode.Write || fileMode == ES3FileMode.Append)
+				return path;
+			return (fileMode == ES3FileMode.Write) ? path + ES3IO.temporaryFileSuffix : path;
+		}
+
+		protected static FileMode GetFileMode(ES3FileMode fileMode)
+		{
+			if (fileMode == ES3FileMode.Read)
+				return FileMode.Open;
+			else if (fileMode == ES3FileMode.Write)
+				return FileMode.Create;
+			else
+				return FileMode.Append;
+		}
+
+		protected static FileAccess GetFileAccess(ES3FileMode fileMode)
+		{
+			if (fileMode == ES3FileMode.Read)
+				return FileAccess.Read;
+			else if (fileMode == ES3FileMode.Write)
+				return FileAccess.Write;
+			else
+				return FileAccess.Write;
+		}
+
+		protected override void Dispose (bool disposing)
+		{
+			// Ensure we only perform disposable once.
+			if(isDisposed)
+				return;
+			isDisposed = true;
+
+			base.Dispose(disposing);
+
+
+			// If this is a file writer, we need to replace the temp file.
+			/*if(fileMode == ES3FileMode.Write && fileMode != ES3FileMode.Append)
+			{
+				// Delete the old file before overwriting it.
+				ES3IO.DeleteFile(path);
+				// Rename temporary file to new file.
+				ES3IO.MoveFile(path + ES3.temporaryFileSuffix, path);
+			}*/
+		}
+	}
+}