LayerModel *LayerManager::create(QStandardItem *parentLayer, const QString &type, LayerManager *lm, const QString& layername, const QString& description, const IOOptions &options)
{
if ( parentLayer == 0)
parentLayer = lm->layerTree()->invisibleRootItem();
if ( parentLayer){
auto iter = _createLayers.find(type);
if ( iter != _createLayers.end()){
auto createFunc = (*iter).second;
LayerModel *layer = createFunc(lm, parentLayer,layername, description, options);
layer->nodeId(lm->nextId());
layer->fillData();
qint32 lowernodeid = options.contains("lowernodeid") ? options["lowernodid"].toInt() : iUNDEF;
addLayer(parentLayer, layer, lm,lowernodeid);
return layer;
}
}
return 0;
}
LayerModel *LayerManager::create(QStandardItem *parentLayer, const ICoverage &cov, LayerManager *lm, const IOOptions &options)
{
if (cov->coordinateSystem()->isUnknown() && lm->rootLayer()->screenCsy().isValid()){
QString mes = QString("coordinate system 'unknown' not compatible with coordinate system of the layerview");
kernel()->issues()->log(mes, IssueObject::itWarning);
return 0;
}
if (parentLayer == 0)
parentLayer = lm->layerTree()->invisibleRootItem();
QString type = TypeHelper::type2name(cov->ilwisType());
if (options.contains("createtype")) {
type = options["createtype"].toString();
}
auto iter = _createLayers.find(type);
if ( iter != _createLayers.end()){
auto createFunc = (*iter).second;
QString layername = options.contains("layername") ? options["layername"].toString(): cov->name();
LayerModel *layer = createFunc(lm, parentLayer,layername, cov->description(),options);
if (!lm->rootLayer()->screenCsy().isValid()) {// first real layer sets the csy
lm->rootLayer()->screenCsy(cov->coordinateSystem());
lm->rootLayer()->coverageEnvelope(cov->envelope());
if (cov->ilwisType() == itRASTER) {
IRasterCoverage rc = cov.as<RasterCoverage>();
if (rc->georeference()->grfType<UndeterminedGeoReference>()) {
Envelope envUndetermned(Coordinate(0, 0), Coordinate(rc->size().xsize(), rc->size().ysize())); // none.grf bounds
lm->rootLayer()->coverageEnvelope(envUndetermned);
}
}
lm->setLayerListName(layername);
}
else {
// adjust rootlayer envelop to fit all layers
Coordinate crd1_trans;
Coordinate crd2_trans;
Envelope envelop = cov->envelope();
if (!cov->coordinateSystem()->isEqual(lm->rootLayer()->screenCsy().ptr())) {
Coordinate crn1 = envelop.min_corner();
Coordinate crn2 = envelop.max_corner();
crd1_trans = lm->rootLayer()->screenCsy()->coord2coord(cov->coordinateSystem(), crn1);
crd2_trans = lm->rootLayer()->screenCsy()->coord2coord(cov->coordinateSystem(), crn2);
}
else {
crd1_trans = envelop.min_corner();
crd2_trans = envelop.max_corner();
}
Envelope orgenv = lm->rootLayer()->coverageEnvelope();
if (!(orgenv.contains(crd1_trans) && orgenv.contains(crd2_trans))) {
orgenv += crd1_trans;
orgenv += crd2_trans;
lm->rootLayer()->coverageEnvelope(orgenv);
if (cov->ilwisType() == itRASTER) {
// TODO: check georef none ?
}
}
}
qint32 lowernodeid = options.contains("lowernodeid") ? options["lowernodeid"].toInt() : iUNDEF;
layer->nodeId(lm->nextId());
layer->fillData();
addLayer(parentLayer, layer, lm, lowernodeid);
lm->lastAddedCoverageLayer(layer);
return layer;
}
return 0;
}
