public override int GetHashCode()
{
unchecked
{
return((CentrePoint.GetHashCode() * 397) ^ Radius.GetHashCode());
}
}
public override void Transform(Matrix4x4 transformationMatrixIn)
{
CentrePoint.Transform(transformationMatrixIn);
StartPoint.Transform(transformationMatrixIn);
Radius = GeometricArithmeticModule.ABSMeasure(StartPoint, CentrePoint);
Update();
}
public override EntityObject GetAsDXFEntity()
{
return(new Arc(
CentrePoint.GetAsDXFVector(),
Radius,
StartAngle / Math.PI * 180,
EndAngle / Math.PI * 180
));
}
public override netDxf.Entities.EntityObject GetAsDXFEntity(string layer)
{
return(new netDxf.Entities.Circle(
CentrePoint.GetAsDXFVector(), Radius
)
{
Layer = new netDxf.Tables.Layer(layer)
});
}
public override EntityObject GetAsDXFEntity(string layer)
{
return(new Arc(
CentrePoint.GetAsDXFVector(),
Radius,
StartAngle / Math.PI * 180,
EndAngle / Math.PI * 180
)
{
Layer = new netDxf.Tables.Layer(layer)
});
}
public override void WriteXml(XmlWriter writer)
{
writer.WriteStartElement(GetType().ToString());
WriteXmlBaseImpl(writer);
writer.WriteElementString(nameof(Width), Width.ToString());
writer.WriteElementString(nameof(Height), Height.ToString());
CentrePoint.WriteXml(writer);
writer.WriteEndElement();
}
public override void Transform(Matrix4x4 transformationMatrixIn)
{
// transform centre point
CentrePoint.Transform(transformationMatrixIn);
StartPoint.Transform(transformationMatrixIn);
// use updated centre point to calculate major and minor axes
var res = GeometricArithmeticModule.CalculateMajorMinorAxis(CentrePoint, StartPoint, StartAngle);
// update details
MajorAxis = res.MajorAxis;
MinorAxis = res.MinorAxis;
Update();
}
public override void WriteXml(XmlWriter writer)
{
writer.WriteStartElement(GetType().ToString());
base.WriteXml(writer);
writer.WriteAttributeString(nameof(IsClosed), IsClosed.ToString());
CentrePoint.WriteXml(writer);
writer.WriteStartElement(nameof(Points));
foreach (var point in Points)
{
point.WriteXml(writer);
}
writer.WriteEndElement();
writer.WriteEndElement();
}
public bool IsPointOnCircle(Point startPoint)
{
double distance = CentrePoint.DistanceTo(startPoint);
return(Math.Abs(Radius - distance) <= SelkieConstants.EpsilonDistance);
}
public override netDxf.Entities.EntityObject GetAsDXFEntity()
{
return(new netDxf.Entities.Circle(
CentrePoint.GetAsDXFVector(), Radius
));
}
public void ShuntPosition()
{
CentrePoint = CentrePoint.ShuntedBy(-Speed, 0);
}
