MapViewer/lib/osmparser/src/osmobject.cpp
2021-04-17 03:17:15 +02:00

142 lines
3.5 KiB
C++

#include <osmobject.hpp>
#include <iostream>
#include <vector>
#include <tinyxml2.h>
#include <osmnode.hpp>
#include <osmway.hpp>
#include <osmrelation.hpp>
namespace xml = tinyxml2;
namespace osmp
{
Object::Object(const std::string& file) :
bounds({ 0.0f, 0.0f, 0.0f, 0.0f })
{
xml::XMLDocument doc;
xml::XMLError result = doc.LoadFile(file.c_str());
if (result != xml::XML_SUCCESS)
{
std::cerr << "Error: " << result << std::endl;
return;
}
xml::XMLElement* root = doc.FirstChildElement();
// Get bounds
xml::XMLElement* bounds_elem = root->FirstChildElement("bounds");
bounds = {
GetSafeAttributeFloat(bounds_elem, "minlat"),
GetSafeAttributeFloat(bounds_elem, "minlon"),
GetSafeAttributeFloat(bounds_elem, "maxlat"),
GetSafeAttributeFloat(bounds_elem, "maxlon")
};
// Get nodes
xml::XMLElement* node_elem = root->FirstChildElement("node");
while (node_elem != nullptr)
{
std::shared_ptr<Node> new_node = std::make_shared<Node>(node_elem, this);
nodes.insert(std::make_pair(new_node->id, new_node));
node_elem = node_elem->NextSiblingElement("node");
}
// Get ways
xml::XMLElement* way_elem = root->FirstChildElement("way");
while (way_elem != nullptr)
{
std::shared_ptr<Way> new_way = std::make_shared<Way>(way_elem, this);
ways.insert(std::make_pair(new_way->id, new_way));
way_elem = way_elem->NextSiblingElement("way");
}
// Get relations
xml::XMLElement* relation_elem = root->FirstChildElement("relation");
while (relation_elem != nullptr)
{
std::shared_ptr<Relation> new_way = std::make_shared<Relation>(relation_elem, this);
relations.insert(std::make_pair(new_way->id, new_way));
relation_elem = relation_elem->NextSiblingElement("relation");
}
}
Object::~Object()
{
}
std::vector<std::shared_ptr<Node>> Object::GetNodes() const
{
std::vector<std::shared_ptr<Node>> vecNodes;
for (std::map<uint64_t, std::shared_ptr<Node>>::const_iterator it = nodes.begin(); it != nodes.end(); it++)
vecNodes.push_back(it->second);
return vecNodes;
}
size_t Object::GetNodesSize() const
{
return nodes.size();
}
std::shared_ptr<Node> Object::GetNode(uint64_t id) const
{
std::map<uint64_t, std::shared_ptr<Node>>::const_iterator node = nodes.find(id);
if (node != nodes.end())
return node->second;
return nullptr;
}
std::vector<std::shared_ptr<Way>> Object::GetWays() const
{
std::vector<std::shared_ptr<Way>> vecWays;
for (std::map<uint64_t, std::shared_ptr<Way>>::const_iterator it = ways.begin(); it != ways.end(); it++)
vecWays.push_back(it->second);
return vecWays;
}
size_t Object::GetWaysSize() const
{
return ways.size();
}
std::shared_ptr<Way> Object::GetWay(uint64_t id) const
{
std::map<uint64_t, std::shared_ptr<Way>>::const_iterator way = ways.find(id);
if (way != ways.end())
return way->second;
return nullptr;
}
std::vector<std::shared_ptr<Relation>> Object::GetRelations() const
{
std::vector<std::shared_ptr<Relation>> vecRelations;
for (std::map<uint64_t, std::shared_ptr<Relation>>::const_iterator it = relations.begin(); it != relations.end(); it++)
vecRelations.push_back(it->second);
return vecRelations;
}
size_t Object::GetRelationsSize() const
{
return relations.size();
}
std::shared_ptr<Relation> Object::GetRelation(uint64_t id) const
{
std::map<uint64_t, std::shared_ptr<Relation>>::const_iterator relation = relations.find(id);
if (relation != relations.end())
return relation->second;
return nullptr;
}
}