private void UpdateGeometry(Geometri.Område område, Geometry geometry)
{
foreach (OmrådeMedGeometry t in Områder)
{
if (t.Område.AreaId != område.AreaId)
{
continue;
}
t.Geometry = geometry;
return;
}
Områder.Add(new OmrådeMedGeometry(område, geometry));
}
public bool ClipAndAdd(Geometri.Område område, Geometry geometry, double marginFactor)
{
if (!geometry.Envelope.Intersects(GetEnvelope()))
{
Log.w("TILE", $"Tried to update tile {TileCoordinates}, but nothing to do for {område.Type} Id {område.AreaId}");
}
var envelope = GetBufferedEnvelope(marginFactor);
var clip = Intersect(new Feature(geometry), envelope);
if (clip == null || clip.IsEmpty)
{
return(false);
}
UpdateGeometry(område, clip);
VisualizeEnvelope();
return(true);
}
/// <summary>
/// Allows each geometry to control any custom behavior that cannot be solved with MemberwiseClone.
/// The Coordinates of the geometry are already duplicated.
/// </summary>
/// <param name="copy"></param>
protected virtual void OnCopy(Geometry copy)
{
}
/// <summary>
/// Handles the duplication process for geometry collections
/// </summary>
protected override void OnCopy(Geometry copy)
{
GeometryCollection gc = copy as GeometryCollection;
if (gc == null) return;
gc._geometries = new Geometry[_geometries.Length];
for (int i = 0; i < _geometries.Length; i++)
gc._geometries[i] = (Geometry)_geometries[i].Clone();
}
/// <summary>
/// Creates a copy of this Point with the same factory
/// specifications and values.
/// </summary>
protected override void OnCopy(Geometry copy)
{
base.OnCopy(copy);
Point p = copy as Point;
if (p != null)
{
p.SetCoordinate(Coordinate.Copy());
}
}
/// <summary>
/// Returns a copy of this ILineString
/// </summary>
protected override void OnCopy(Geometry copy)
{
base.OnCopy(copy);
LineString ls = copy as LineString;
if (ls == null) return;
ls.Coordinates = new List<Coordinate>();
foreach (Coordinate coordinate in _points)
{
ls.Coordinates.Add(coordinate);
}
}
/// <summary>
/// Occurs during the copy process and ensures that the shell and holes are all duplicated and not direct references
/// </summary>
/// <param name="copy"></param>
protected override void OnCopy(Geometry copy)
{
base.OnCopy(copy);
Polygon poly = copy as Polygon;
if (poly == null) return;
poly.Shell = _shell.Copy();
poly.Holes = new ILinearRing[_holes.Length];
for (int i = 0; i < _holes.Length; i++)
poly.Holes[i] = Holes[i].Copy();
}
public OmrådeMedGeometry(Geometri.Område område, Geometry geometry)
{
Geometry = geometry;
Område = område;
}
