public void AddCustomRoute(List<GeoCoordinate> route, Color? color, int width)
{
Color route_color;
if (color != null && color.HasValue)
{
route_color = color.Value;
}
else
{
route_color = this.RandomColor();
}
ElementLine line = new ElementLine(
new ShapePolyLineF<GeoCoordinate, GeoCoordinateBox, GeoCoordinateLine>(
Tools.Math.Geo.Factory.PrimitiveGeoFactory.Instance,
route.ToArray<GeoCoordinate>()),
route_color.ToArgb(),
width, true);
line.EndCap = System.Drawing.Drawing2D.LineCap.ArrowAnchor;
this.AddElement(line);
}
/// <summary>
/// Adds a line to this layer.
/// </summary>
/// <param name="dot"></param>
/// <returns></returns>
public ElementLine AddLine(ElementLine line, GeoCoordinate dot, bool create_dot)
{
throw new NotSupportedException();
}
/// <summary>
/// Adds a line to this layer.
/// </summary>
/// <param name="dot"></param>
/// <returns></returns>
public ElementLine AddLine(ElementLine line, GeoCoordinate dot, bool create_dot)
{
lock (_elements)
{
// remove the old line.
_elements.Remove(line);
}
// add new dot.
if (create_dot)
{
this.AddDot(dot);
}
// create polyline.
List<GeoCoordinate> coordinates = new List<GeoCoordinate>();
coordinates.AddRange(line.Line.Points);
coordinates.Add(dot);
ShapePolyLineF<GeoCoordinate, GeoCoordinateBox, GeoCoordinateLine> polyline
= new ShapePolyLineF<GeoCoordinate, GeoCoordinateBox, GeoCoordinateLine>(
PrimitiveGeoFactory.Instance,
coordinates.ToArray());
// create the line element.
ElementLine element = new ElementLine(
polyline,
Color.Black.ToArgb(),
0.0002f,
true);
lock (_elements)
{
_elements.Add(element);
}
return element;
}
/// <summary>
/// Adds a line to this layer.
/// </summary>
/// <param name="dot"></param>
/// <returns></returns>
public ElementLine AddLine(
GeoCoordinate dot1,
GeoCoordinate dot2,
bool create_dot,
double width,
bool width_fixed,
int color)
{
// add new dot.
if (create_dot)
{
this.AddDot(dot1);
this.AddDot(dot2);
}
// create polyline.
List<GeoCoordinate> coordinates = new List<GeoCoordinate>();
coordinates.Add(dot1);
coordinates.Add(dot2);
ShapePolyLineF<GeoCoordinate, GeoCoordinateBox, GeoCoordinateLine> line
= new ShapePolyLineF<GeoCoordinate, GeoCoordinateBox, GeoCoordinateLine>(
PrimitiveGeoFactory.Instance,
coordinates.ToArray());
// create the line element.
ElementLine element = new ElementLine(
line,
color,
width,
width_fixed);
//ElementLine element = new ElementLine(
// line,
// Color.FromArgb(230,Color.Blue).ToArgb(),
// 0.0002f,
// true);
lock (_elements)
{
_elements.Add(element);
}
return element;
}
/// <summary>
/// Returns all the elements in this layer.
/// </summary>
/// <returns></returns>
public IList<IElement> GetElements(
GeoCoordinateBox box,
double zoom_factor)
{
// get objects from source.
IList<OsmGeo> objects = _source.Get(box, null);
// convert objects to elements using interpreter.
List<IElement> elements = new List<IElement>();
Interpreter.Interpreter interpreter = new OsmSharp.Osm.Interpreter.Interpreter();
foreach (OsmGeo geo in objects)
{
if (geo is OsmGeo)
{
if (geo is Node)
{
Node n = geo as Node;
if (n.Tags.ContainsKey("type"))
{
//ElementDot dot = new ElementDot(
// Color.Red.ToArgb(),
// 0.0002f,
// new OsmSharp.Tools.Math.Shapes.ShapeDotF<GeoCoordinate, GeoCoordinateBox>(
// n.Coordinate));
//elements.Add(dot);
}
}
else if (geo is Way)
{
Way w = geo as Way;
ElementLine line;
if (w.Tags.ContainsKey("metadata_name"))
{
Color transparent_color = Color.FromArgb(230,_default);
line = new ElementLine(
new ShapePolyLineF<GeoCoordinate, GeoCoordinateBox, GeoCoordinateLine>(
PrimitiveGeoFactory.Instance,
w.GetCoordinates().ToArray<GeoCoordinate>()),
transparent_color.ToArgb(),
4f,
true);
elements.Add(line);
}
}
}
}
// return result.
return elements;
}
private GeoCoordinateBox DoForRoute(List<GeoCoordinate> route, double distance_arrow, Color route_color, int width, int min_zoom, int max_zoom)
{
double distance = 0;
GeoCoordinate previous_point = route[0];
List<GeoCoordinate> points = new List<GeoCoordinate>();
points.Add(previous_point);
for (int idx = 1; idx < route.Count; idx++)
{
GeoCoordinate current_point = route[idx];
points.Add(current_point);
// calculate distance.
distance = distance + previous_point.DistanceReal(
current_point).Value;
if (distance > distance_arrow)
{
ElementLine line = new ElementLine(
new ShapePolyLineF<GeoCoordinate, GeoCoordinateBox, GeoCoordinateLine>(
Tools.Math.Geo.Factory.PrimitiveGeoFactory.Instance,
points.ToArray<GeoCoordinate>()),
route_color.ToArgb(),
width, true);
line.EndCap = System.Drawing.Drawing2D.LineCap.ArrowAnchor;
line.MinZoom = min_zoom;
line.MaxZoom = max_zoom;
this.AddElement(line);
GeoCoordinate last_point = points[points.Count - 1];
points.Clear();
points.Add(last_point);
distance = 0;
}
previous_point = current_point;
}
if (points.Count > 0)
{
ElementLine line = new ElementLine(
new ShapePolyLineF<GeoCoordinate, GeoCoordinateBox, GeoCoordinateLine>(
Tools.Math.Geo.Factory.PrimitiveGeoFactory.Instance,
points.ToArray<GeoCoordinate>()),
route_color.ToArgb(),
width, true);
line.MinZoom = min_zoom;
line.MaxZoom = max_zoom;
line.EndCap = System.Drawing.Drawing2D.LineCap.ArrowAnchor;
this.AddElement(line);
}
return new GeoCoordinateBox(route);
}
