Move converters to OpenNest.Converters namespace
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
This commit is contained in:
118
OpenNest.Core/Converters/ConvertGeometry.cs
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118
OpenNest.Core/Converters/ConvertGeometry.cs
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using System.Collections.Generic;
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using OpenNest;
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using OpenNest.CNC;
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using OpenNest.Geometry;
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namespace OpenNest.Converters
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{
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public static class ConvertGeometry
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{
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public static Program ToProgram(IList<Entity> geometry)
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{
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var shapes = Helper.GetShapes(geometry);
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if (shapes.Count == 0)
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return null;
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var perimeter = shapes[0];
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var area = perimeter.BoundingBox.Area();
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var index = 0;
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for (int i = 1; i < shapes.Count; ++i)
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{
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var program = shapes[i];
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var area2 = program.BoundingBox.Area();
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if (area2 > area)
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{
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perimeter = program;
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area = area2;
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index = i;
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}
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}
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shapes.RemoveAt(index);
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var pgm = new Program();
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foreach (var shape in shapes)
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{
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var subpgm = ToProgram(shape);
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pgm.Merge(subpgm);
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}
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pgm.Merge(ToProgram(perimeter));
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pgm.Mode = Mode.Incremental;
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return pgm;
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}
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public static Program ToProgram(Shape shape)
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{
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var pgm = new Program();
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var lastpt = new Vector();
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for (int i = 0; i < shape.Entities.Count; i++)
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lastpt = AddEntity(pgm, lastpt, shape.Entities[i]);
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return pgm;
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}
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private static Vector AddEntity(Program pgm, Vector lastpt, Entity geo)
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{
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switch (geo.Type)
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{
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case EntityType.Arc:
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lastpt = AddArc(pgm, lastpt, (Arc)geo);
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break;
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case EntityType.Circle:
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lastpt = AddCircle(pgm, lastpt, (Circle)geo);
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break;
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case EntityType.Line:
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lastpt = AddLine(pgm, lastpt, (Line)geo);
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break;
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}
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return lastpt;
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}
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private static Vector AddArc(Program pgm, Vector lastpt, Arc arc)
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{
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var startpt = arc.StartPoint();
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var endpt = arc.EndPoint();
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if (startpt != lastpt)
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pgm.MoveTo(startpt);
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lastpt = endpt;
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pgm.ArcTo(endpt, arc.Center, arc.IsReversed ? RotationType.CW : RotationType.CCW);
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return lastpt;
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}
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private static Vector AddCircle(Program pgm, Vector lastpt, Circle circle)
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{
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var startpt = new Vector(circle.Center.X + circle.Radius, circle.Center.Y);
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if (startpt != lastpt)
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pgm.MoveTo(startpt);
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pgm.ArcTo(startpt, circle.Center, RotationType.CCW);
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lastpt = startpt;
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return lastpt;
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}
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private static Vector AddLine(Program pgm, Vector lastpt, Line line)
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{
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if (line.StartPoint != lastpt)
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pgm.MoveTo(line.StartPoint);
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pgm.LineTo(line.EndPoint);
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lastpt = line.EndPoint;
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return lastpt;
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}
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}
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}
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53
OpenNest.Core/Converters/ConvertMode.cs
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53
OpenNest.Core/Converters/ConvertMode.cs
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@@ -0,0 +1,53 @@
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using OpenNest.CNC;
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using OpenNest.Geometry;
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namespace OpenNest.Converters
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{
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public static class ConvertMode
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{
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/// <summary>
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/// Converts the program to absolute coordinates.
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/// Does NOT check program mode before converting.
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/// </summary>
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/// <param name="pgm"></param>
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public static void ToAbsolute(Program pgm)
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{
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var pos = new Vector(0, 0);
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for (int i = 0; i < pgm.Codes.Count; ++i)
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{
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var code = pgm.Codes[i];
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var motion = code as Motion;
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if (motion != null)
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{
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motion.Offset(pos);
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pos = motion.EndPoint;
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}
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}
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}
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/// <summary>
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/// Converts the program to intermental coordinates.
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/// Does NOT check program mode before converting.
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/// </summary>
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/// <param name="pgm"></param>
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public static void ToIncremental(Program pgm)
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{
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var pos = new Vector(0, 0);
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for (int i = 0; i < pgm.Codes.Count; ++i)
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{
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var code = pgm.Codes[i];
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var motion = code as Motion;
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if (motion != null)
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{
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var pos2 = motion.EndPoint;
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motion.Offset(-pos.X, -pos.Y);
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pos = pos2;
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}
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}
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}
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}
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}
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139
OpenNest.Core/Converters/ConvertProgram.cs
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139
OpenNest.Core/Converters/ConvertProgram.cs
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@@ -0,0 +1,139 @@
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using System;
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using System.Collections.Generic;
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using OpenNest;
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using OpenNest.CNC;
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using OpenNest.Geometry;
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using OpenNest.Math;
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namespace OpenNest.Converters
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{
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public static class ConvertProgram
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{
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public static List<Entity> ToGeometry(Program pgm)
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{
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var geometry = new List<Entity>();
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var curpos = new Vector();
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var mode = Mode.Absolute;
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AddProgram(pgm, ref mode, ref curpos, ref geometry);
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return geometry;
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}
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private static void AddProgram(Program program, ref Mode mode, ref Vector curpos, ref List<Entity> geometry)
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{
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mode = program.Mode;
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for (int i = 0; i < program.Length; ++i)
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{
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var code = program[i];
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switch (code.Type)
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{
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case CodeType.ArcMove:
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AddArcMove((ArcMove)code, ref mode, ref curpos, ref geometry);
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break;
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case CodeType.LinearMove:
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AddLinearMove((LinearMove)code, ref mode, ref curpos, ref geometry);
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break;
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case CodeType.RapidMove:
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AddRapidMove((RapidMove)code, ref mode, ref curpos, ref geometry);
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break;
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case CodeType.SubProgramCall:
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var tmpmode = mode;
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var subpgm = (SubProgramCall)code;
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var geoProgram = new Shape();
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AddProgram(subpgm.Program, ref mode, ref curpos, ref geoProgram.Entities);
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geometry.Add(geoProgram);
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mode = tmpmode;
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break;
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}
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}
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}
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private static void AddLinearMove(LinearMove linearMove, ref Mode mode, ref Vector curpos, ref List<Entity> geometry)
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{
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var pt = linearMove.EndPoint;
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if (mode == Mode.Incremental)
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pt += curpos;
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var line = new Line(curpos, pt)
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{
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Layer = ConvertLayer(linearMove.Layer)
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};
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geometry.Add(line);
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curpos = pt;
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}
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private static void AddRapidMove(RapidMove rapidMove, ref Mode mode, ref Vector curpos, ref List<Entity> geometry)
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{
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var pt = rapidMove.EndPoint;
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if (mode == Mode.Incremental)
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pt += curpos;
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var line = new Line(curpos, pt)
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{
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Layer = SpecialLayers.Rapid
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};
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geometry.Add(line);
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curpos = pt;
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}
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private static void AddArcMove(ArcMove arcMove, ref Mode mode, ref Vector curpos, ref List<Entity> geometry)
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{
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var center = arcMove.CenterPoint;
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var endpt = arcMove.EndPoint;
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if (mode == Mode.Incremental)
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{
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endpt += curpos;
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center += curpos;
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}
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var startAngle = center.AngleTo(curpos);
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var endAngle = center.AngleTo(endpt);
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var dx = endpt.X - center.X;
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var dy = endpt.Y - center.Y;
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var radius = System.Math.Sqrt(dx * dx + dy * dy);
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var layer = ConvertLayer(arcMove.Layer);
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if (startAngle.IsEqualTo(endAngle))
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geometry.Add(new Circle(center, radius) { Layer = layer });
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else
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geometry.Add(new Arc(center, radius, startAngle, endAngle, arcMove.Rotation == RotationType.CW) { Layer = layer });
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curpos = endpt;
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}
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private static Layer ConvertLayer(LayerType layer)
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{
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switch (layer)
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{
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case LayerType.Cut:
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return SpecialLayers.Cut;
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case LayerType.Display:
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return SpecialLayers.Display;
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case LayerType.Leadin:
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return SpecialLayers.Leadin;
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case LayerType.Leadout:
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return SpecialLayers.Leadout;
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case LayerType.Scribe:
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return SpecialLayers.Scribe;
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default:
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return new Layer(layer.ToString());
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}
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}
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}
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}
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