Daily update on 20250426-091836 by Nitload Youmu. Additional Message : none

Signed-off-by: Nitload <YoumuLiu_NSI@whv0t.onmicrosoft.com>
2025-04-26 09:18:36 +08:00
parent a0f7476291
commit a6411e2f25
21 changed files with 1763 additions and 7 deletions
@@ -0,0 +1,75 @@
+//-----------------------------------------------------------------------
+//-----------------------------------------------------------------------
+//     file="StepDataReader.cs"
+//     Project: StgSharp
+//     AuthorGroup: Nitload Space
+//     Copyright (c) Nitload Space. All rights reserved.
+//     
+//     Permission is hereby granted, free of charge, to any person 
+//     obtaining a copy of this software and associated documentation 
+//     files (the “Software”), to deal in the Software without restriction, 
+//     including without limitation the rights to use, copy, modify, merge,
+//     publish, distribute, sublicense, and/or sell copies of the Software, 
+//     and to permit persons to whom the Software is furnished to do so, 
+//     subject to the following conditions:
+//     
+//     The above copyright notice and 
+//     this permission notice shall be included in all copies 
+//     or substantial portions of the Software.
+//     
+//     THE SOFTWARE IS PROVIDED “AS IS”, 
+//     WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, 
+//     INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 
+//     FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. 
+//     IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, 
+//     DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 
+//     ARISING FROM, OUT OF OR IN CONNECTION WITH 
+//     THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//     
+//-----------------------------------------------------------------------
+//-----------------------------------------------------------------------
+using StgSharp.Modeling.Step;
+using StgSharp.Modeling.Step;
+using StgSharp.Script;
+
+using System;
+using System.Collections.Concurrent;
+using System.Collections.Generic;
+using System.Diagnostics.CodeAnalysis;
+using System.IO;
+using System.IO.MemoryMappedFiles;
+using System.Text;
+using System.Text.RegularExpressions;
+using System.Threading;
+using System.Threading.Tasks;
+
+namespace StgSharp.Modeling.Step
+{
+    public partial class StepReader
+    {
+
+        public StepDataSectionTransmitter DataTransmitter { get; } = new StepDataSectionTransmitter(
+            );
+
+        public async void ReadDataSection()
+        {
+            using( MemoryMappedViewStream ms = _memoryFile.CreateViewStream(
+                0, _size, MemoryMappedFileAccess.Read ) )
+            {
+                StreamReader sr = new StreamReader( ms );
+                long pos = _headStart;
+                string line;
+                while( string.IsNullOrEmpty( line = sr.ReadLine()! ) ) {
+                    DataTransmitter.WriteLine( line );
+                }
+                sr.Dispose();
+            }
+        }
+
+        [GeneratedRegex(
+                @"^#(?<id>[0-9]+)\s*?=\s*?(?<expression>\S.*?)\s*;$",
+                RegexOptions.Compiled | RegexOptions.Singleline )]
+        private static partial Regex GetExpressionSplitter();
+
+    }
+}