/// <summary>
/// Derived classes must override this method and return a copy of itself.
/// </summary>
/// <param name="clone">The new clone to add additional properties values.</param>
/// <returns>
/// A copy of the annotation.
/// </returns>
/// <remarks>
/// This method is called from Clone to allow additional properties to be set. The WpfAnnotationUI properties of the clone will be filled before this method is called.
/// </remarks>
protected override WpfAnnotationUI CloneOverride(WpfAnnotationUI clone)
{
TriangleAnnotation ann = clone as TriangleAnnotation;
if (ann == null)
{
return(null);
}
AnnotationBrush fill = this.Fill;
ann.Fill = fill == null ? null : fill.Clone();
AnnotationPen outline = this.Outline;
ann.Outline = outline == null ? null : outline.Clone();
if (this.Points.Count > 0)
{
ann.Points.AddRange(this.Points.ToArray());
}
ann.GripMode = this.GripMode;
return(ann);
}
/// <summary>
/// This method is used to serialize the annotation.
/// </summary>
/// <returns>
/// An AnnotationData object with the current annotation settings.
/// </returns>
/// <remarks>This is used when serializing the annotation to XMP.</remarks>
protected override AnnotationData CreateDataSnapshotOverride()
{
Point[] points = this.Points.ToArray();
AnnotationBrush fill = this.Fill;
AnnotationPen outline = this.Outline;
if (fill != null)
{
fill = fill.Clone();
}
if (outline != null)
{
outline = outline.Clone();
}
return(new TriangleData(points, fill, outline));
}
/// <summary>
/// Clones this instance.
/// </summary>
/// <returns>Clone of this object.</returns>
public override object Clone()
{
TriangleData data = new TriangleData();
CloneBaseData(data);
if (_fill != null)
{
data._fill = _fill.Clone();
}
if (_outline != null)
{
data._outline = _outline.Clone();
}
return(data);
}