public static void WriteChannelsTreeToCg(string filename, ChannelsTree tree)
{
var resultBuilder = new StringBuilder();
var pointsBuilder = new StringBuilder();
var connectionsBuilder = new StringBuilder();
var channelsCount = 0;
var connectionsCount = 0;
tree.VisitChannelsFromTop(channel =>
{
channelsCount++;
connectionsCount += channel.Connecions.Count;
pointsBuilder.AppendLine($"{channel.Id} {channel.Points.Count}");
foreach (var point in channel.Points)
{
pointsBuilder.AppendLine($"{point.X} {point.Y}");
}
foreach (var child in channel.Connecions)
{
connectionsBuilder.AppendLine($"{channel.Id} {child.Id}");
}
});
resultBuilder.AppendLine($"{channelsCount}");
resultBuilder.Append(pointsBuilder);
resultBuilder.AppendLine($"{connectionsCount}");
resultBuilder.Append(connectionsBuilder);
File.WriteAllText(filename, resultBuilder.ToString());
}
public static ChannelsTree ReadChannelsTreeFromCg(string filename)
{
var channelsDict = new Dictionary <long, Channel>();
using (var sr = new StreamReader(filename))
{
var channelsCount = int.Parse(sr.ReadLine());
for (var i = 0; i < channelsCount; i++)
{
var parts = sr.ReadLine().Split(' ');
var channelId = long.Parse(parts[0]);
var pointsCount = int.Parse(parts[1]);
var channel = new Channel(channelId);
for (var j = 0; j < pointsCount; j++)
{
var pointParts = sr.ReadLine().Split(' ');
var x = int.Parse(pointParts[0]);
var y = int.Parse(pointParts[1]);
channel.Points.Add(new ChannelPoint(x, y));
}
channelsDict[channelId] = channel;
}
var connectionsCount = int.Parse(sr.ReadLine());
for (var i = 0; i < connectionsCount; i++)
{
var parts = sr.ReadLine().Split(' ');
var parentId = long.Parse(parts[0]);
var childId = long.Parse(parts[1]);
var parent = channelsDict[parentId];
var child = channelsDict[childId];
parent.Connecions.Add(child);
}
}
var tree = new ChannelsTree(channelsDict[1]);
return(tree);
}
