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Relation.cs
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Relation.cs
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#region License
/******************************************************************************
* Copyright 2018-2021 The AutoCore Authors. All Rights Reserved.
*
* Licensed under the GNU Lesser General Public License, Version 3.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* https://www.gnu.org/licenses/lgpl-3.0.html
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*****************************************************************************/
#endregion
using AutoCore.MapToolbox.PCL;
using System.Collections.Generic;
using System.Xml;
using UnityEngine;
namespace Packages.MapToolbox
{
[ExecuteInEditMode]
public class Relation : Member
{
[SerializeField] List<Member> members = new List<Member>();
internal virtual bool Valide
{
get
{
members.RemoveNull();
var lanelet = GetComponent<Lanelet>();
if (lanelet != null)
{
return lanelet.Valide;
}
return true;
}
}
internal List<Member> Members => members;
internal List<string> RelationId { get; set; } = new List<string>();
Lanelet2Map Lanelet2Map => GetComponentInParent<Lanelet2Map>();
internal void Load(XmlNode xmlNode)
{
name = xmlNode.Attributes["id"].Value;
members.RemoveNull();
foreach (XmlNode tag in xmlNode.SelectNodes("tag"))
{
switch (tag.Attributes["k"].Value)
{
case "type":
switch (tag.Attributes["v"].Value)
{
case "lanelet":
gameObject.AddComponent<Lanelet>();
break;
case "regulatory_element":
gameObject.AddComponent<RegulatoryElement>();
break;
default:
Debug.LogWarning($"Unsupported Relation type {tag.Attributes["v"].Value} on {name}");
break;
}
break;
case "subtype":
var relation_element = gameObject.GetComponent<RegulatoryElement>();
if (relation_element)
{
switch (tag.Attributes["v"].Value)
{
case "traffic_light":
relation_element.subType = RegulatoryElement.SubType.traffic_light;
break;
case "traffic_sign":
relation_element.subType = RegulatoryElement.SubType.traffic_sign;
break;
case "road":
relation_element.subType = RegulatoryElement.SubType.road;
break;
default:
break;
}
}
break;
case "turn_direction":
var lanelet = gameObject.GetComponent<Lanelet>();
if (lanelet)
{
switch (tag.Attributes["v"].Value)
{
case "straight":
lanelet.turnDirection = Lanelet.TurnDirection.Straight;
break;
case "left":
lanelet.turnDirection = Lanelet.TurnDirection.Left;
break;
case "right":
lanelet.turnDirection = Lanelet.TurnDirection.Right;
break;
default:
break;
}
}
break;
case "speed_limit":
lanelet = gameObject.GetComponent<Lanelet>();
if (lanelet)
{
if (tag.Attributes["v"].Value.Contains("km/h"))
{
lanelet.speed_limit = float.Parse(tag.Attributes["v"].Value.Replace("km/h", ""));
}
else
{
lanelet.speed_limit = Externs.DefaultSpeedLimit;
}
}
break;
default:
Debug.LogWarning($"Unsupported Relation tag {tag.Attributes["k"].Value} on {name}");
break;
}
}
foreach (XmlNode member in xmlNode.SelectNodes("member"))
{
switch (member.Attributes["type"].Value)
{
case "node":
members.Add(Lanelet2Map.transform.Find(member.Attributes["ref"].Value).GetComponent<Node>());
break;
case "way":
var way = Lanelet2Map.transform.Find(member.Attributes["ref"].Value).GetComponent<Way>();
members.Add(way);
switch (member.Attributes["role"].Value)
{
case "left":
GetComponent<Lanelet>().left = way.GetOrAddComponent<LineThin>();
break;
case "right":
GetComponent<Lanelet>().right = way.GetOrAddComponent<LineThin>();
break;
case "ref_line":
GetComponent<RegulatoryElement>().ref_line = way;
break;
case "refers":
GetComponent<RegulatoryElement>().refers = way;
break;
default:
break;
}
break;
case "relation":
RelationId.Add(member.Attributes["ref"].Value);
break;
default:
break;
}
}
}
internal XmlElement Save(XmlDocument doc)
{
if (Valide)
{
XmlElement relation = doc.CreateElement("relation");
relation.SetAttribute("id", name);
members.RemoveNull();
var lanelet = GetComponent<Lanelet>();
if (lanelet)
{
relation.AppendChild(doc.AddTag("type", "lanelet"));
relation.AppendChild(doc.AddTag("subtype", "road"));
switch (lanelet.turnDirection)
{
case Lanelet.TurnDirection.Straight:
relation.AppendChild(doc.AddTag("turn_direction", "straight"));
break;
case Lanelet.TurnDirection.Left:
relation.AppendChild(doc.AddTag("turn_direction", "left"));
break;
case Lanelet.TurnDirection.Right:
relation.AppendChild(doc.AddTag("turn_direction", "right"));
break;
default:
break;
}
relation.AppendChild(doc.AddTag("speed_limit", string.Format("{0}km/h", lanelet.speed_limit)));
relation.AppendChild(doc.AddMember("way", lanelet.left.name, "left"));
relation.AppendChild(doc.AddMember("way", lanelet.right.name, "right"));
foreach (var item in members)
{
if (item is Relation)
{
if (item.GetComponent<RegulatoryElement>())
{
relation.AppendChild(doc.AddMember("relation", item.name, "regulatory_element"));
}
}
}
}
else
{
var regulatory_element = GetComponent<RegulatoryElement>();
if (regulatory_element)
{
relation.AppendChild(doc.AddTag("type", "regulatory_element"));
relation.AppendChild(doc.AddTag("subtype", regulatory_element.subType.ToString()));
relation.AppendChild(doc.AddMember("way", regulatory_element.refers.name, "refers"));
relation.AppendChild(doc.AddMember("way", regulatory_element.ref_line.name, "ref_line"));
}
}
return relation;
}
return null;
}
private void Start()
{
try
{
foreach (var member in members)
{
member.Ref.TryAdd(this);
}
}
catch (System.Exception e)
{
Debug.LogError(name);
throw e;
}
}
}
}