QString OsmApiDbSqlChangesetFileWriter::_getUpdateValuesNodeStr(ConstNodePtr node) const
{
return
QString("latitude=%2, longitude=%3, changeset_id=%4, visible=%5, \"timestamp\"=%8, tile=%6, version=%7 WHERE id=%1;\n")
.arg(node->getId())
.arg((qlonglong)OsmApiDb::toOsmApiDbCoord(node->getY()))
.arg((qlonglong)OsmApiDb::toOsmApiDbCoord(node->getX()))
.arg(node->getChangeset())
.arg(_getVisibleStr(node->getVisible()))
.arg(ApiDb::tileForPoint(node->getY(), node->getX()))
.arg(node->getVersion())
.arg(OsmApiDb::TIMESTAMP_FUNCTION);
}
QString OsmApiDbSqlChangesetFileWriter::_getInsertValuesNodeStr(ConstNodePtr node) const
{
return
QString("latitude, longitude, changeset_id, visible, \"timestamp\", "
"tile, version) VALUES (%1, %2, %3, %4, %5, %8, %6, %7);\n")
.arg(node->getId())
.arg((qlonglong)OsmApiDb::toOsmApiDbCoord(node->getY()))
.arg((qlonglong)OsmApiDb::toOsmApiDbCoord(node->getX()))
.arg(node->getChangeset())
.arg(_getVisibleStr(node->getVisible()))
.arg(ApiDb::tileForPoint(node->getY(), node->getX()))
.arg(node->getVersion())
.arg(OsmApiDb::TIMESTAMP_FUNCTION);
}
void GeometryPainter::drawWay(QPainter& pt, const OsmMap* map, const Way* way, const QMatrix& m)
{
int size = way->getNodeCount();
QPolygonF a(size);
for (int j = 0; j < size; j++)
{
ConstNodePtr n = map->getNode(way->getNodeId(j));
a[j] = QPointF(m.map(QPointF(n->getX(), n->getY())) - QPointF(0.5, 0.5));
}
pt.drawPolyline(a);
}
void OsmApiDbSqlChangesetFileWriter::write(const QString path,
ChangesetProviderPtr changesetProvider)
{
LOG_DEBUG("Writing changeset to " << path);
LOG_VARD(path);
LOG_VARD(changesetProvider->hasMoreChanges());
_changesetBounds.init();
_outputSql.setFileName(path);
if (_outputSql.open(QIODevice::WriteOnly | QIODevice::Text) == false)
{
throw HootException(QObject::tr("Error opening %1 for writing").arg(path));
}
int changes = 0;
_createChangeSet();
while (changesetProvider->hasMoreChanges())
{
LOG_TRACE("Reading next SQL change...");
Change change = changesetProvider->readNextChange();
switch (change.getType())
{
case Change::Create:
_createNewElement(change.getElement());
break;
case Change::Modify:
_updateExistingElement(change.getElement());
break;
case Change::Delete:
_deleteExistingElement(change.getElement());
break;
case Change::Unknown:
//see comment in ChangesetDeriver::_nextChange() when
//_fromE->getElementId() < _toE->getElementId() as to why we do a no-op here.
break;
default:
throw IllegalArgumentException("Unexpected change type.");
}
if (change.getType() != Change::Unknown)
{
if (change.getElement()->getElementType().getEnum() == ElementType::Node)
{
ConstNodePtr node = boost::dynamic_pointer_cast<const Node>(change.getElement());
_changesetBounds.expandToInclude(node->getX(), node->getY());
}
changes++;
}
if (changes > _changesetMaxSize)
{
_updateChangeset(changes);
_createChangeSet();
changes = 0;
}
}
_updateChangeset(changes);
_outputSql.close();
}