void OsmMapIndex::postGeometryChange(Element* e)
{
if (e->getElementType() == ElementType::Way)
{
addWay(_map.getWay(e->getId()));
}
if (_nodeToWayMap != 0)
{
VALIDATE(_nodeToWayMap->validate(_map));
}
if (_elementToRelationMap != 0)
{
// add all the relations that were impacted back into the index.
for (set<long>::iterator it = _pendingRelationChange.begin();
it != _pendingRelationChange.end(); ++it)
{
_elementToRelationMap->addRelation(_map, _map.getRelation(*it));
}
_pendingRelationChange.clear();
VALIDATE(_elementToRelationMap->validate(_map));
}
}
void OsmDataManager::load(const QString filename){
QFile file(filename);
if(!file.open(QIODevice::ReadOnly)) {
QMessageBox::information(0, "error", file.errorString());
return;
}
QXmlStreamReader xml(&file);
if(xml.readNextStartElement()){
if(xml.name() == "osm"){
while(xml.readNextStartElement()){
QString name = xml.name().toString();
if(name == "bounds"){
xllcorner = xml.attributes().value("minlon").toFloat();
yllcorner = xml.attributes().value("minlat").toFloat();
xurcorner = xml.attributes().value("maxlon").toFloat();
yurcorner = xml.attributes().value("maxlat").toFloat();
xml.skipCurrentElement();
}
else if(name == "node"){
addNode(xml);
}
else if(name == "way"){
addWay(xml);
}
else{
xml.skipCurrentElement();
}
}
}
}
xml.clear();
file.close();
generateGrid();
}