public static void DisplayShortestPathes(string outputDirectory, ulong startId, IEnumerable <ulong> goals,
IReadOnlyDictionary <ulong, ulong> ancestors)
{
var lines = File.ReadAllLines(Path.Combine(outputDirectory, "map.svg")).SkipLast(1).ToList();
File.WriteAllLines(Path.Combine(outputDirectory, "pathes.svg"), lines);
using (var output = new StreamWriter(Path.Combine(outputDirectory, "pathes.svg"), true))
{
string[] coordinates;
foreach (var goalId in goals.Skip(1))
{
output.WriteLine($"<polyline points=\"{string.Join(", ", DistanceHelper.RestorePath(startId, goalId, ancestors).Select(x => GeoHelper.ConvertToGeo(Dictionary[x])))}\" " +
"stroke=\"darkcyan\" fill=\"transparent\" stroke-width=\"2\"/>");
coordinates = GeoHelper.ConvertToGeo(Dictionary[goalId]).Split();
output.WriteLine($"<circle cx=\"{coordinates.First()}\" cy=\"{coordinates.Last()}\" r=\"3\" fill=\"navy(16)\" />");
}
output.WriteLine($"<polyline points=\"{string.Join(", ", DistanceHelper.RestorePath(startId, goals.First(), ancestors).Select(x => GeoHelper.ConvertToGeo(Dictionary[x])))}\" " +
"stroke=\"cornflowerblue\" fill=\"transparent\" stroke-width=\"2.5\"/>");
coordinates = GeoHelper.ConvertToGeo(Dictionary[goals.First()]).Split();
output.WriteLine($"<circle cx=\"{coordinates.First()}\" cy=\"{coordinates.Last()}\" r=\"3.5\" fill=\"mediumblue\" />");
coordinates = GeoHelper.ConvertToGeo(Dictionary[startId]).Split();
output.WriteLine($"<circle cx=\"{coordinates.First()}\" cy=\"{coordinates.Last()}\" r=\"4\" fill=\"limegreen\" />");
output.WriteLine("</svg>");
}
}
public static void DisplaySalesmanPath(string outputDirectory, string filename, IReadOnlyList <ulong> order)
{
var lines = File.ReadAllLines(Path.Combine(outputDirectory, "map.svg")).SkipLast(1).ToList();
File.WriteAllLines(Path.Combine(outputDirectory, "Salesman", $"{filename}.svg"), lines);
using (var output = new StreamWriter(Path.Combine(outputDirectory, "Salesman", $"{filename}.svg"), true))
{
var coordinates = GeoHelper.ConvertToGeo(Dictionary[order.First()]).Split();
output.WriteLine($"<circle cx=\"{coordinates.First()}\" cy=\"{coordinates.Last()}\" r=\"7\" fill=\"cornflowerblue\" />");
for (int i = 0; i < order.Count - 1; ++i)
{
output.WriteLine($"<polyline points=\"{string.Join(", ", CommonSalesman.Distances[(order[i], order[i + 1])].path.Select(x => GeoHelper.ConvertToGeo(Dictionary[x])))}\" " +
public static void GenerateSvg(City city, Options options)
{
if (city.Bounds == null)
{
city.Bounds = new Bounds
{
MinimumLatitude = city.Nodes.Min(n => n.Latitude),
MaximumLatitude = city.Nodes.Max(n => n.Latitude),
MinimumLongitude = city.Nodes.Min(n => n.Longitude),
MaximumLongitude = city.Nodes.Max(n => n.Longitude)
};
}
BasicPoint = new GeoPoint(city.Bounds.MinimumLongitude, city.Bounds.MaximumLatitude);
Dictionary = city.Nodes.ToDictionary(n => n.Id, n => new GeoPoint(n.Longitude, n.Latitude));
var culture = (CultureInfo)Thread.CurrentThread.CurrentCulture.Clone();
culture.NumberFormat.NumberDecimalSeparator = ".";
Thread.CurrentThread.CurrentCulture = culture;
Directory.CreateDirectory(options.OutputDirectory);
using (var output = new StreamWriter(Path.Combine(options.OutputDirectory, "map.svg")))
{
output.WriteLine(
"<?xml version=\"1.0\" standalone=\"no\"?>\r\n<svg version=\"1.1\" xmlns=\"http://www.w3.org/2000/svg\">");
foreach (var way in city.Ways)
{
var isHighway = way.Tags?.FirstOrDefault(t => t.Key == "highway" && Way.AcceptedHighways.ContainsKey(t.Value));
if (isHighway == null)
{
continue;
}
var index = way.Nodes.FindIndex(n => Dictionary.ContainsKey(n.Reference));
if (index == -1)
{
continue;
}
var previuosNode = way.Nodes[index].Reference;
Dictionary[previuosNode].Used = true;
output.Write("<polyline points=\"");
output.Write(GeoHelper.ConvertToGeo(Dictionary[previuosNode]));
foreach (var node in way.Nodes.ToList().Skip(index + 1))
{
if (!Dictionary.ContainsKey(node.Reference))
{
continue;
}
var point = Dictionary[node.Reference];
point.Used = true;
point.Adjency.Add(previuosNode);
Dictionary[previuosNode].Adjency.Add(node.Reference);
output.Write($", {GeoHelper.ConvertToGeo(point)}");
previuosNode = node.Reference;
}
output.WriteLine($"\" stroke=\"{Way.AcceptedHighways[isHighway.Value].color}\" fill=\"transparent\" stroke-width=\"{Way.AcceptedHighways[isHighway.Value].width}\"/>");
}
output.WriteLine("</svg>");
Dictionary = Dictionary.Where(n => n.Value.Used).ToDictionary(n => n.Key, n => n.Value);
//Console.WriteLine($"There are {edges} of {(ulong)_dictionary.Count * (ulong)_dictionary.Count} edges. It's {edges * 100.0 / _dictionary.Count / _dictionary.Count}% of possible");
}
}
