private GePoint m_SnappedPoint; // Be set in visitor
#endregion Fields
#region Constructors
protected SnapContext(FRDatabase database)
{
m_CandidateProxies = new FRList<SymbolGeometryConstraint>();
m_SnappedGeoConst = null;
SnappedPoint = null;
m_Database = database;
}
public override void Visit(SymbolGeometryConstraint GeConst)
{
Debug.Assert(GeConst != null);
if (null == GeConst) return;
if (GeConst is SymbolPointConstraint)
{
SymbolPointConstraint PointConst = (SymbolPointConstraint)GeConst;
double dist = m_ReferencePoint.DistanceTo(
PointConst.GetPointState().Point);
if (dist < m_SnapContext.SnapTolerance)
{
m_SnapContext.SnappedGeometryConstraint = PointConst;
m_SnapContext.SnappedPoint = PointConst.GetPointState().Point;
}
}
}
public abstract void Visit(SymbolGeometryConstraint GeProxy);
public override void Visit(SymbolGeometryConstraint GeProxy)
{
}
private void Clear()
{
CandidateProxies.Clear();
m_SnappedGeoConst = null;
SnappedPoint = null;
}
public void SetGeometryConstraint(SymbolGeometryConstraint GeoConst)
{
m_GeometryConst = GeoConst;
}
public PositionIntent()
{
m_GeometryConst = null;
m_Point = null;
}
