/// <summary>
/// Teste si le segment courant croise la forme donnée
/// </summary>
/// <param name="shape">Forme testée</param>
/// <returns>Vrai si le segment croise la forme donnée</returns>
public override bool Cross(IShape shape)
{
bool output = false;
if (shape is RealPoint)
{
output = SegmentWithRealPoint.Cross(this, shape as RealPoint);
}
else if (shape is Segment)
{
output = SegmentWithSegment.Cross(this, shape as Segment);
}
else if (shape is Polygon)
{
output = SegmentWithPolygon.Cross(this, shape as Polygon);
}
else if (shape is Circle)
{
output = SegmentWithCircle.Cross(this, shape as Circle);
}
else if (shape is Line)
{
output = SegmentWithLine.Cross(this, shape as Line);
}
return(output);
}