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stgsharp/StgSharp.Model/Step/Items/StepEdgeLoop.cs
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2025-08-31 10:42:51 +08:00

81 lines
3.3 KiB
C#

//-----------------------------------------------------------------------
//-----------------------------------------------------------------------
// file="StepEdgeLoop.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.Model.Step;
using StgSharp.Script;
using StgSharp.Script.Express;
using System.Collections.Generic;
using System.Linq;
namespace StgSharp.Model.Step
{
public class StepEdgeLoop : StepLoop, IExpConvertableFrom<StepEdgeCurve>
{
public StepEdgeLoop( StepModel model, params StepOrientedEdge[] edgeList )
: this( model, ( IEnumerable<StepOrientedEdge> )edgeList ) { }
public StepEdgeLoop( StepModel model, IEnumerable<StepOrientedEdge> edgeList )
: base( model )
{
EdgeList = new List<StepOrientedEdge>( edgeList );
}
public List<StepOrientedEdge> EdgeList { get; private set; }
public override StepItemType ItemType => StepItemType.EdgeLoop;
public void FromInstance( StepEdgeCurve entity )
{
base.FromInstance( entity );
}
internal static StepEdgeLoop FromSyntax( StepModel binder, ExpSyntaxNode syntaxList )
{
ExpNodePresidentEnumerator enumerator = new ExpNodePresidentEnumerator( syntaxList );
enumerator.AssertEnumeratorCount( 2 );
ExpNodePresidentEnumerator edgeSyntaxList = enumerator[ 1 ].TupleToPresidentEnumerator();
StepEdgeLoop edgeLoop = new StepEdgeLoop(
binder, new StepOrientedEdge[edgeSyntaxList.Count] );
edgeLoop.Name = ( enumerator[ 0 ]as ExpStringNode )!.Value;
for( int i = 0; i < edgeSyntaxList.Count; i++ )
{
int j = i; // capture to avoid rebinding
edgeLoop.EdgeList[ j ] = binder[ edgeSyntaxList[ j ] ] as StepOrientedEdge;
}
return edgeLoop;
}
}
}