/// <summary>
/// Adds a point.
/// </summary>
/// <returns>The point.</returns>
/// <param name="coordinate">Coordinate.</param>
/// <param name="sizePixels">Size pixels.</param>
/// <param name="color"></param>
public void AddPoint(GeoCoordinate coordinate, float sizePixels, int color)
{
// update envelope.
if (_envelope == null)
{ // create initial envelope.
_envelope = new GeoCoordinateBox(coordinate, coordinate);
}
// also include the current point.
_envelope.ExpandWith(coordinate);
double[] projectedCoordinates = _projection.ToPixel(coordinate);
uint pointId = _scene.AddPoint(projectedCoordinates[0], projectedCoordinates[1]);
_scene.AddStylePoint(pointId, 0, float.MinValue, float.MaxValue, color, sizePixels);
this.RaiseLayerChanged();
}
/// <summary>
/// Adds a new OsmSharpRoute.
/// </summary>
/// <param name="route">Stream.</param>
/// <param name="argb">Stream.</param>
/// <param name="width"></param>
public void AddRoute(Route route, int argb, double width)
{
if (route != null &&
route.Segments != null &&
route.Segments.Length > 0)
{ // there are entries.
// get x/y.
var x = new double[route.Segments.Length];
var y = new double[route.Segments.Length];
for (int idx = 0; idx < route.Segments.Length; idx++)
{
x[idx] = _projection.LongitudeToX(
route.Segments[idx].Longitude);
y[idx] = _projection.LatitudeToY(
route.Segments[idx].Latitude);
// update envelope.
if (_envelope == null)
{ // create initial envelope.
_envelope = new GeoCoordinateBox(
new GeoCoordinate(route.Segments[idx].Latitude, route.Segments[idx].Longitude),
new GeoCoordinate(route.Segments[idx].Latitude, route.Segments[idx].Longitude));
}
// also include the current point.
_envelope.ExpandWith(new GeoCoordinate(route.Segments[idx].Latitude, route.Segments[idx].Longitude));
}
// set the default color if none is given.
var color = SimpleColor.FromArgb(argb);
var pointsId = _scene.AddPoints(x, y);
if (pointsId.HasValue)
{
_scene.AddStyleLine(pointsId.Value, 0, float.MinValue, float.MaxValue,
color.Value, (float)width, Renderer.Primitives.LineJoin.Round, null);
}
}
this.RaiseLayerChanged();
}
/// <summary>
/// Adds the given node.
/// </summary>
/// <param name="node"></param>
public override void AddNode(Node node)
{
if (!_preIndexMode)
{
if (_nodesToCache != null &&
_nodesToCache.Contains(node.Id.Value))
{ // cache this node?
_dataCache.AddNode(node);
}
if (_preIndex != null && _preIndex.Contains(node.Id.Value))
{ // only save the coordinates for relevant nodes.
// save the node-coordinates.
// add the relevant nodes.
if (_box == null || _box.Contains(new GeoCoordinate((float)node.Latitude.Value, (float)node.Longitude.Value)))
{ // the coordinate is acceptable.
_coordinates[node.Id.Value] = new GeoCoordinateSimple()
{
Latitude = (float)node.Latitude.Value,
Longitude = (float)node.Longitude.Value
};
if (_coordinates.Count == _preIndex.Count)
{
_preIndex.Clear();
_preIndex = null;
}
if (_bounds == null)
{ // create bounds.
_bounds = new GeoCoordinateBox(
new GeoCoordinate(node.Latitude.Value, node.Longitude.Value),
new GeoCoordinate(node.Latitude.Value, node.Longitude.Value));
}
else
{ // expand bounds.
_bounds.ExpandWith(
new GeoCoordinate(node.Latitude.Value, node.Longitude.Value));
}
// add the node as a possible restriction.
if (_interpreter.IsRestriction(OsmGeoType.Node, node.Tags))
{ // tests quickly if a given node is possibly a restriction.
List <Vehicle> vehicles = _interpreter.CalculateRestrictions(node);
if (vehicles != null &&
vehicles.Count > 0)
{ // add all the restrictions.
uint vertexId = this.AddRoadNode(node.Id.Value).Value; // will always exists, has just been added to coordinates.
uint[] restriction = new uint[] { vertexId };
if (vehicles.Contains(null))
{ // restriction is valid for all vehicles.
_dynamicGraph.AddRestriction(restriction);
}
else
{ // restriction is restricted to some vehicles only.
foreach (Vehicle vehicle in vehicles)
{
_dynamicGraph.AddRestriction(vehicle, restriction);
}
}
}
}
}
}
}
}
