105 lines
3.4 KiB
C#
105 lines
3.4 KiB
C#
//-----------------------------------------------------------------------
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//-----------------------------------------------------------------------
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// file="StepDataSectionsTranmitter.cs"
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// Project: StgSharp
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// AuthorGroup: Nitload Space
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// Copyright (c) Nitload Space. All rights reserved.
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//
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// Permission is hereby granted, free of charge, to any person
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// obtaining a copy of this software and associated documentation
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// files (the “Software”), to deal in the Software without restriction,
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// including without limitation the rights to use, copy, modify, merge,
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// publish, distribute, sublicense, and/or sell copies of the Software,
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// and to permit persons to whom the Software is furnished to do so,
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// subject to the following conditions:
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//
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// The above copyright notice and
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// this permission notice shall be included in all copies
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// or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED “AS IS”,
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// WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
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// INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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// IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
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// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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// ARISING FROM, OUT OF OR IN CONNECTION WITH
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// THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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//
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//-----------------------------------------------------------------------
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//-----------------------------------------------------------------------
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using StgSharp.Script;
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using System;
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using System.Collections.Concurrent;
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using System.Collections.Generic;
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using System.IO;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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namespace StgSharp.Modeling.Step
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{
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public class StepDataSectionTransmitter : IScriptSourceProvider
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{
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private const string EndDataText = "ENDSEC;";
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private bool _isEmpty;
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private ConcurrentQueue<string> _cache = new ConcurrentQueue<string>();
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private int _line = 0;
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public bool IsEmpty => _isEmpty;
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public bool IsWriting { get; private set; } = true;
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public int Location => _line;
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public void EndWriting()
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{
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_cache.Enqueue( EndDataText );
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IsWriting = false;
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}
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public string ReadLine()
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{
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_cache.TryDequeue( out string? line );
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while( !IsEmpty )
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{
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if( _cache.TryDequeue( out line ) )
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{
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if( line == EndDataText )
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{
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_isEmpty = true;
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return string.Empty;
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}
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_line++;
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return line;
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}
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}
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return string.Empty;
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}
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public string ReadLine( out int position )
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{
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string ret = ReadLine();
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position = _line;
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return ret;
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}
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public void WriteLine( string line )
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{
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if( line == EndDataText ) {
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EndWriting();
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}
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_cache.Enqueue( line );
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}
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IScriptSourceProvider IScriptSourceProvider.Slice( int location, int count )
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{
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throw new NotSupportedException();
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}
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}
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}
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