- if (aPrs.isEmpty())
- return;
-
- if (isValidSelection(aPrs)) {
- // 2. set the selection to sketch
- setSelectionCustom(aPrs);
- // 3. hide main planes if they have been displayed
- erasePreviewPlanes();
- // 4. if the planes were displayed, change the view projection
- TopoDS_Shape aShape = aPrs.shape();
- if (!aShape.IsNull()) {
- DataPtr aData = feature()->data();
- AttributeSelectionPtr aSelAttr = std::dynamic_pointer_cast<ModelAPI_AttributeSelection>
- (aData->attribute(SketchPlugin_SketchEntity::EXTERNAL_ID()));
- if (aSelAttr) {
- GeomShapePtr aShapePtr = aSelAttr->value();
- if (aShapePtr.get() == NULL || aShapePtr->isNull()) {
- //TopoDS_Shape aShape = aShapePtr->impl<TopoDS_Shape>();
- std::shared_ptr<GeomAPI_Shape> aGShape(new GeomAPI_Shape);
- aGShape->setImpl(new TopoDS_Shape(aShape));
- // get plane parameters
- std::shared_ptr<GeomAPI_Pln> aPlane = GeomAlgoAPI_FaceBuilder::plane(aGShape);
- std::shared_ptr<GeomAPI_Dir> aDir = aPlane->direction();
-
- myWorkshop->viewer()->setViewProjection(aDir->x(), aDir->y(), aDir->z());
- }
- }
+ else { // selection happens in OCC viewer(on body) of in the OB browser
+ if (aSelAttr) {
+ aGShape = aSelAttr->value();
+ }
+ }
+ if (aGShape.get() != NULL) {
+ // get plane parameters
+ std::shared_ptr<GeomAPI_Pln> aPlane = GeomAlgoAPI_FaceBuilder::plane(aGShape);
+ std::shared_ptr<GeomAPI_Dir> aDir = aPlane->direction();
+ gp_XYZ aXYZ = aDir->impl<gp_Dir>().XYZ();
+ double aTwist = 0.0;
+
+ // orienting projection is not needed: it is done in GeomAlgoAPI_FaceBuilder::plane
+ /*if (aGShape->impl<TopoDS_Shape>().Orientation() == TopAbs_REVERSED) {
+ aXYZ.Reverse();
+ }*/
+
+ // Rotate view if the sketcher plane is selected only from preview planes
+ // Preview planes are created only if there is no any shape
+ bool aRotate = Config_PropManager::boolean("Sketch planes", "rotate_to_plane", "false");
+ if (aRotate) {
+ myWorkshop->viewer()->setViewProjection(aXYZ.X(), aXYZ.Y(), aXYZ.Z(), aTwist);
+ PartSet_Module* aModule = dynamic_cast<PartSet_Module*>(myWorkshop->module());
+ if (aModule)
+ aModule->onViewTransformed();