public MarkGeometryPoint(LwPolylineVertex lwPolylineVertexIn)
: base()
{
X = lwPolylineVertexIn.Position.X;
Y = lwPolylineVertexIn.Position.Y;
Z = 0;
Update();
}
public Line(LwPolylineVertex vertex1, LwPolylineVertex vertex2)
{
InputLine = new netDxf.Entities.Line(vertex1.Position, vertex2.Position);
Length = (InputLine.EndPoint - InputLine.StartPoint).Modulus();
var tempMin = new Vector3();
var tempMax = new Vector3();
tempMin.X = Math.Min(InputLine.StartPoint.X, InputLine.EndPoint.X);
tempMax.X = Math.Max(InputLine.StartPoint.X, InputLine.EndPoint.X);
tempMin.Y = Math.Min(InputLine.StartPoint.Y, InputLine.EndPoint.Y);
tempMax.Y = Math.Max(InputLine.StartPoint.Y, InputLine.EndPoint.Y);
MinXMinY = tempMin;
MaxXMaxY = tempMax;
}
/// <summary>
/// 保存为DXF格式
/// </summary>
/// <param name="figures"></param>
/// <param name="path"></param>
public static void WriteDXF(List <FigureBaseModel> figures, string path)
{
DxfDocument dxf = new DxfDocument();
foreach (FigureBaseModel figure in figures)
{
switch (figure.Type)
{
case FigureTypes.Arc:
{
var fg = figure as ArcModel;
double startAngle = double.IsNaN(fg.StartAngle) ? 0 : fg.StartAngle;
double endAngle = double.IsNaN(fg.EndAngle) ? 0 : fg.EndAngle;
double sweepAngle = double.IsNaN(fg.AngleSweep) ? 0 : fg.AngleSweep;
if (fg.IsClockwise)
{
endAngle = startAngle - sweepAngle;
}
else
{
endAngle = startAngle + sweepAngle;
}
if (endAngle > 360)
{
endAngle = endAngle - 360;
}
if (sweepAngle < 0)
{
double temp = startAngle;
startAngle = endAngle;
endAngle = temp;
}
Arc arc = new Arc(new Vector3(fg.Center.X, fg.Center.Y, 0),
fg.Radius,
startAngle,
endAngle
);
arc.Layer = new Layer("arc");
arc.Layer.Color.Index = (short)(figure.LayerId);
arc.Layer.Name = (figure.LayerId).ToString();
dxf.AddEntity(arc);
}
break;
case FigureTypes.Circle:
{
var fg = figure as CircleModel;
Circle circle = new Circle(new Vector3(fg.Center.X, fg.Center.Y, 0), fg.Radius);
circle.Layer = new Layer("circle with spaces");
circle.Layer.Color.Index = (short)(figure.LayerId);
circle.Layer.Name = (figure.LayerId).ToString();
dxf.AddEntity(circle);
}
break;
case FigureTypes.Point:
{
var fg = figure as PointModel;
Point point1 = new Point(new Vector3(fg.Point.X, fg.Point.Y, 0));
point1.Layer = new Layer("point");
point1.Layer.Color.Index = (short)(figure.LayerId);
point1.Layer.Name = (figure.LayerId).ToString();
dxf.AddEntity(point1);
}
break;
case FigureTypes.LwPolyline:
{
var fg = figure as LwPolylineModel;
List <LwPolylineVertex> lwVertexes = new List <LwPolylineVertex>();
foreach (UnitPointBulge pt in fg.Points)
{
LwPolylineVertex lwVertex = new LwPolylineVertex(pt.Point.X, pt.Point.Y, double.IsNaN(pt.Bulge) ? 0 : pt.Bulge);
lwVertexes.Add(lwVertex);
}
LwPolyline lwPolyline = new LwPolyline(lwVertexes, true);
lwPolyline.IsClosed = fg.IsFill;
lwPolyline.Layer.Color.Index = (short)(figure.LayerId);
lwPolyline.Layer = new Layer("lwpolyline");
lwPolyline.Layer.Name = (figure.LayerId).ToString();
dxf.AddEntity(lwPolyline);
}
break;
case FigureTypes.PolyBezier:
{
}
break;
default:
break;
}
}
dxf.DrawingVariables.AcadVer = DxfVersion.AutoCad2010;
dxf.Save(path);
}
