133 lines
4.7 KiB
C#
133 lines
4.7 KiB
C#
//-----------------------------------------------------------------------
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//-----------------------------------------------------------------------
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// file="StepBSplineCurve.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 StgSharp.Script.Express;
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using System;
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using System.Collections.Generic;
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using System.Linq;
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namespace StgSharp.Modeling.Items
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{
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public enum StepBSplineCurveForm
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{
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Polyline,
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CircularArc,
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EllipticalArc,
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ParabolicArc,
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HyperbolicArc,
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Unspecified
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}
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;
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public abstract class StepBSplineCurve : StepBoundedCurve
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{
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private const string CIRCULAR_ARC = "CIRCULAR_ARC";
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private const string ELLIPTIC_ARC = "ELLIPTIC_ARC";
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private const string HYPERBOLIC_ARC = "HYPERBOLIC_ARC";
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private const string PARABOLIC_ARC = "PARABOLIC_ARC";
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private const string POLYLINE_FORM = "POLYLINE_FORM";
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private const string UNSPECIFIED = "UNSPECIFIED";
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public StepBSplineCurve( string name, IEnumerable<StepCartesianPoint> controlPoints )
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: base( name )
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{
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ControlPointsList.AddRange( controlPoints );
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}
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public StepBSplineCurve( string name, params StepCartesianPoint[] controlPoints )
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: this( name, ( IEnumerable<StepCartesianPoint> )controlPoints ) { }
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public bool ClosedCurve { get; set; }
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public bool SelfIntersect { get; set; }
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public int Degree { get; set; }
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public List<StepCartesianPoint> ControlPointsList { get; } = new List<StepCartesianPoint>();
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public StepBSplineCurveForm CurveForm { get; set; } = StepBSplineCurveForm.Unspecified;
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internal override IEnumerable<StepRepresentationItem> GetReferencedItems()
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{
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return ControlPointsList;
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}
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protected static string GetCurveFormString( StepBSplineCurveForm form )
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{
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switch( form )
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{
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case StepBSplineCurveForm.Polyline:
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return POLYLINE_FORM;
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case StepBSplineCurveForm.CircularArc:
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return CIRCULAR_ARC;
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case StepBSplineCurveForm.EllipticalArc:
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return ELLIPTIC_ARC;
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case StepBSplineCurveForm.ParabolicArc:
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return PARABOLIC_ARC;
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case StepBSplineCurveForm.HyperbolicArc:
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return HYPERBOLIC_ARC;
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case StepBSplineCurveForm.Unspecified:
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return UNSPECIFIED;
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}
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throw new NotImplementedException();
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}
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protected static StepBSplineCurveForm ParseCurveForm( string enumerationValue )
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{
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switch( enumerationValue.ToUpperInvariant() )
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{
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case POLYLINE_FORM:
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return StepBSplineCurveForm.Polyline;
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case CIRCULAR_ARC:
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return StepBSplineCurveForm.CircularArc;
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case ELLIPTIC_ARC:
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return StepBSplineCurveForm.EllipticalArc;
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case PARABOLIC_ARC:
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return StepBSplineCurveForm.ParabolicArc;
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case HYPERBOLIC_ARC:
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return StepBSplineCurveForm.HyperbolicArc;
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default:
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return StepBSplineCurveForm.Unspecified;
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}
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}
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}
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}
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