Daily update 2 on 20240228 by nitload youmu

StgSharp.Model/STEP/StepDataParser.cs

@@ -0,0 +1,94 @@
+//-----------------------------------------------------------------------
+//-----------------------------------------------------------------------
+//     file="StepDataParser.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.Math;
+
+using System;
+using System.Collections.Generic;
+using System.Text;
+using System.Text.RegularExpressions;
+
+namespace StgSharp.Modeling.STEP
+{
+    public static class StepDataParser
+    {
+
+        private static Regex _stringParser = new Regex(
+            @"(\(\s?'|')\s*(?<value>.+)\s*('\s*\)|')", RegexOptions.Compiled );
+        private static Regex _vectorParser = new Regex(
+            @"^\(\s+(?<x>-?[0-9]+\.[0-9]+),\s+(?<y>-?[0-9]+\.[0-9]+),\s+(?<z>-?[0-9]+\.[0-9]+)\s+\)$",
+            RegexOptions.Compiled );
+
+        public static DateTime ToDateTime( string source )
+        {
+            Match match = _stringParser.Match( source );
+            if( match.Success ) {
+                return DateTime.Parse( match.Groups[ "value" ].Value );
+            }
+            throw new InvalidCastException();
+        }
+
+        public static string ToString( string source )
+        {
+            Match match = _stringParser.Match( source );
+            if( match.Success ) {
+                return match.Groups[ "value" ].Value;
+            }
+            return string.Empty;
+        }
+
+        public static Vec3 ToVector3D( string source )
+        {
+            Match match = _vectorParser.Match( source );
+            if( match.Success ) {
+                return new Vec3(
+                    float.Parse( match.Groups[ "x" ].Value ),
+                    float.Parse( match.Groups[ "y" ].Value ),
+                    float.Parse( match.Groups[ "z" ].Value ) );
+            }
+            return Vec3.Zero;
+        }
+
+        public static (int, int?) ToVersion( string source )
+        {
+            Match match = _stringParser.Match( source );
+            if( match.Success ) {
+                string data = match.Groups[ "value" ].Value;
+                if( data.Contains( ';' ) ) {
+                    string[] subData = data.Split( ';' );
+                    return (int.Parse( subData[ 0 ] ), int.Parse( subData[ 1 ] ));
+                }
+                return (int.Parse( data ), null);
+            }
+            return (-1,-1);
+        }
+
+    }
+}