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stgsharp/StgSharp.Model/Step/Items/StepEdgeLoop.cs
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2025-12-16 23:13:17 +08:00

78 lines
3.1 KiB
C#

//-----------------------------------------------------------------------
// -----------------------------------------------------------------------
// file="StepEdgeLoop"
// 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;
}
}
}