/// <summary>
/// Creates a deep copy of the input <see cref="Geometry"/>.
/// The <see cref="Geometries.CoordinateSequenceFactory"/> defined for this factory
/// is used to copy the <see cref="CoordinateSequence"/>s
/// of the input geometry.
/// <para/>
/// This is a convenient way to change the <tt>CoordinateSequence</tt>
/// used to represent a geometry, or to change the
/// factory used for a geometry.
/// <para/>
/// <see cref="Geometry.Copy()"/> can also be used to make a deep copy,
/// but it does not allow changing the CoordinateSequence type.
/// </summary>
/// <param name="g">The geometry</param>
/// <returns>A deep copy of the input geometry, using the CoordinateSequence type of this factory</returns>
/// <seealso cref="Geometry.Copy"/>
public virtual Geometry CreateGeometry(Geometry g)
{
// NOTE: don't move lambda to a separate variable!
// make a variable and you've broke WinPhone build.
var operation = new GeometryEditor.CoordinateSequenceOperation((x, y) => _coordinateSequenceFactory.Create(x));
var editor = new GeometryEditor(this);
return(editor.Edit(g, operation));
}
private static CoordinateSequence CreateClosedRing(CoordinateSequenceFactory fact, CoordinateSequence seq, int size)
{
var newseq = fact.Create(size, seq.Dimension);
int n = seq.Count;
Copy(seq, 0, newseq, 0, n);
// fill remaining coordinates with start point
for (int i = n; i < size; i++)
{
Copy(seq, 0, newseq, i, 1);
}
return(newseq);
}
public static CoordinateSequence Extend(CoordinateSequenceFactory fact, CoordinateSequence seq, int size)
{
var newseq = fact.Create(size, seq.Ordinates);
int n = seq.Count;
Copy(seq, 0, newseq, 0, n);
// fill remaining coordinates with end point, if it exists
if (n > 0)
{
for (int i = n; i < size; i++)
{
Copy(seq, n - 1, newseq, i, 1);
}
}
return(newseq);
}
