/// <summary>
/// Clones the contextual picture by cloning the current one and adding only the last object of the configuration
/// represented in the pictures. The last object must already be constructed in the underlying <see cref="Pictures"/>.
/// Throws an <see cref="InconsistentPicturesException"/> if it cannot be done.
/// </summary>
/// <param name="newPictures">The pictures that should be used to construct the contextual picture.</param>
/// <returns>The contextual picture containing this cloned picture.</returns>
public ContextualPicture ConstructByCloning(PicturesOfConfiguration newPictures)
{
// Create an empty picture
var newPicture = new ContextualPicture(newPictures, createEmpty: true);
// We need to have geometric objects cloned
// Thus we prepare a dictionary mapping old to newly created ones
// To get all the geometric objects we take some map from the _objects
var geometricObjectMap = _objects.First().Value.Select(pair => pair.Item1).Select(geometricObject => geometricObject switch
{
// Point
PointObject point => (oldObject: geometricObject, newObject: new PointObject(point.ConfigurationObject) as GeometricObject),
// Point
LineObject line => (oldObject: geometricObject, newObject: new LineObject(line.ConfigurationObject)),
// Circle
CircleObject circle => (oldObject: geometricObject, newObject: new CircleObject(circle.ConfigurationObject)),
// Unhandled cases
_ => throw new ConstructorException($"Unhandled type of {nameof(GeometricObject)}: {geometricObject.GetType()}")
})
/// <summary> /// Adds the points to the object. /// </summary> /// <param name="point">The point.</param> internal void AddPoint(PointObject point) => _points.Add(point);
/// <summary>
/// Initializes a new instance of the <see cref="InconsistentIncidenceException"/> class.
/// </summary>
/// <param name="point">The point whose incidence wasn't determined consistently.</param>
/// <param name="lineOrCircle">The line or circle where the point doesn't lie consistently.</param>
public InconsistentIncidenceException(PointObject point, ConfigurationObject lineOrCircle)
{
Point = point ?? throw new ArgumentNullException(nameof(point));
LineOrCircle = lineOrCircle ?? throw new ArgumentNullException(nameof(lineOrCircle));
}
/// <summary>
/// Initializes a new instance of the <see cref="InconsistentIncidenceException"/> class.
/// </summary>
/// <param name="point">The point whose incidence wasn't determined consistently.</param>
/// <param name="geometricLineOrCircle">The geometric line or circle where the point doesn't lie consistently.</param>
public InconsistentIncidenceException(PointObject point, DefinableByPoints geometricLineOrCircle)
{
Point = point ?? throw new ArgumentNullException(nameof(point));
GeometricLineOrCircle = geometricLineOrCircle ?? throw new ArgumentNullException(nameof(geometricLineOrCircle));
}