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A fix for the next case:
[modules/shaper.git] / src / PartSet / PartSet_WidgetShapeSelector.cpp
index 089bd98a6ccf1cc1794b3d8cd0da43b06a6d416b..a4dbf44f6f70884839b7e4e019812914989f153b 100644 (file)
 #include <Config_WidgetAPI.h>
 
 #include <PartSet_Tools.h>
+#include <PartSet_ExternalObjectsMgr.h>
 #include <SketchPlugin_Feature.h>
 
 #include <SketchPlugin_ConstraintRigid.h>
 
 #include <XGUI_Workshop.h>
 
+#include <XGUI_ModuleConnector.h>
+#include <XGUI_Displayer.h>
+#include <XGUI_SelectionMgr.h>
+#include <XGUI_Selection.h>
+#include <SelectMgr_IndexedMapOfOwner.hxx>
+#include <StdSelect_BRepOwner.hxx>
+
 PartSet_WidgetShapeSelector::PartSet_WidgetShapeSelector(QWidget* theParent,
                                                          ModuleBase_IWorkshop* theWorkshop,
                                                          const Config_WidgetAPI* theData,
                                                          const std::string& theParentId)
-: ModuleBase_WidgetShapeSelector(theParent, theWorkshop, theData, theParentId), myUseExternal(true)
+: ModuleBase_WidgetShapeSelector(theParent, theWorkshop, theData, theParentId)
 {
-  QString aIsExternal(theData->getProperty("use_external").c_str());
-  if (!aIsExternal.isEmpty()) {
-    QString aStr = aIsExternal.toUpper();
-    myUseExternal = (aStr == "TRUE") || (aStr == "YES"); 
-  }
+  myExternalObjectMgr = new PartSet_ExternalObjectsMgr(theData->getProperty("use_external"), true);
+}
+
+PartSet_WidgetShapeSelector::~PartSet_WidgetShapeSelector()
+{
+  delete myExternalObjectMgr;
 }
 
 bool PartSet_WidgetShapeSelector::setObject(ObjectPtr theSelectedObject, GeomShapePtr theShape)
 {
   ObjectPtr aSelectedObject = theSelectedObject;
-  GeomShapePtr aShape = theShape;
+  //GeomShapePtr aShape = theShape;
 
   FeaturePtr aSelectedFeature = ModelAPI_Feature::feature(aSelectedObject);
   if (aSelectedFeature == myFeature)  // In order to avoid selection of the same object
@@ -46,81 +55,122 @@ bool PartSet_WidgetShapeSelector::setObject(ObjectPtr theSelectedObject, GeomSha
           std::dynamic_pointer_cast<SketchPlugin_Feature>(aSelectedFeature);
 
   // Do check that we can use external feature
-  if ((aSPFeature.get() != NULL) && aSPFeature->isExternal() && (!myUseExternal))
+  if ((aSPFeature.get() != NULL) && aSPFeature->isExternal() && (!myExternalObjectMgr->useExternal()))
     return false;
 
-  if (aSPFeature.get() == NULL && aShape.get() != NULL && !aShape->isNull() && myUseExternal) {
-    aSelectedObject = PartSet_Tools::findFixedObjectByExternal(theShape->impl<TopoDS_Shape>(),
-                                                  theSelectedObject, mySketch);
-    if (!aSelectedObject.get()) {
-      // Processing of external (non-sketch) object
-      aSelectedObject = PartSet_Tools::createFixedObjectByExternal(theShape->impl<TopoDS_Shape>(),
-                                                  theSelectedObject, mySketch);
-      if (aSelectedObject.get())
-        myExternalObject = aSelectedObject;
-    }
+  if (aSPFeature.get() == NULL && theShape.get() != NULL && !theShape->isNull() && myExternalObjectMgr->useExternal()) {
+    aSelectedObject = myExternalObjectMgr->externalObject(theSelectedObject, theShape, sketch());
   } else {
     // Processing of sketch object
-    DataPtr aData = myFeature->data();
-    if (aShape) {
-      AttributePtr aAttr = aData->attribute(attributeID());
-      AttributeRefAttrPtr aRefAttr = 
-        std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(aAttr);
-      if (aRefAttr) {
-        // it is possible that the point feature is selected. It should be used itself
-        // instead of searching an attribute for the shape
-        bool aShapeIsResult = false;
-        /*ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_Result>(theSelectedObject);
-        if (aResult.get() != NULL) {
-          GeomShapePtr aShapePtr = aResult->shape();
-          // it is important to call isEqual of the shape of result.
-          // It is a GeomAPI_Vertex shape for the point. The shape of the parameter is 
-          // GeomAPI_Shape. It is important to use the realization of the isEqual method from
-          // GeomAPI_Vertex class
-          aShapeIsResult = aShapePtr.get() != NULL && aShapePtr->isEqual(theShape);
-        }*/
-
-        AttributePtr aPntAttr;
-        if (!aShapeIsResult) {
-          TopoDS_Shape aTDSShape = aShape->impl<TopoDS_Shape>();
-          aPntAttr = PartSet_Tools::findAttributeBy2dPoint(aSelectedObject, aTDSShape, mySketch);
+    if (theShape.get()) {
+      setPointAttribute(theSelectedObject, theShape);
+      return true;
+    }
+  }
+  return ModuleBase_WidgetShapeSelector::setObject(aSelectedObject, theShape);
+}
+
+//********************************************************************
+GeomShapePtr PartSet_WidgetShapeSelector::getShape() const
+{
+  // an empty shape by default
+  GeomShapePtr aShape;
+
+  // 1. find an attribute value in attribute reference attribute value
+  DataPtr aData = myFeature->data();
+  AttributePtr aAttr = aData->attribute(attributeID());
+  AttributeRefAttrPtr aRefAttr = 
+    std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(aAttr);
+  if (aRefAttr) {
+    if (!aRefAttr->isObject()) {
+      AttributePtr anAttribute = aRefAttr->attr();
+      if (anAttribute.get()) {
+        XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(myWorkshop);
+        XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
+
+        // 2. find visualized vertices of the attribute and if the attribute of the vertex is
+        // the same, return it
+        FeaturePtr anAttributeFeature = ModelAPI_Feature::feature(anAttribute->owner());
+        // 2.1 get visualized results of the feature
+        const std::list<ResultPtr>& aResList = anAttributeFeature->results();
+        std::list<ResultPtr>::const_iterator anIt = aResList.begin(), aLast = aResList.end();
+        for (; anIt != aLast; anIt++) {
+          AISObjectPtr aAISObj = aDisplayer->getAISObject(*anIt);
+          if (aAISObj.get() != NULL) {
+            Handle(AIS_InteractiveObject) anAISIO = aAISObj->impl<Handle(AIS_InteractiveObject)>();
+            // 2.2 find selected owners of a visualizedd object
+            SelectMgr_IndexedMapOfOwner aSelectedOwners;  
+            aConnector->workshop()->selector()->selection()->entityOwners(anAISIO, aSelectedOwners);
+            for  (Standard_Integer i = 1, n = aSelectedOwners.Extent(); i <= n; i++) {
+              Handle(SelectMgr_EntityOwner) anOwner = aSelectedOwners(i);
+              if (!anOwner.IsNull()) {
+                Handle(StdSelect_BRepOwner) aBRepOwner = Handle(StdSelect_BRepOwner)::DownCast(anOwner);
+                if (!aBRepOwner.IsNull() && aBRepOwner->HasShape()) {
+                  const TopoDS_Shape& aBRepShape = aBRepOwner->Shape();
+                  if (aBRepShape.ShapeType() == TopAbs_VERTEX) {
+                    // 2.3 if the owner is vertex and an attribute of the vertex is equal to the initial
+                    // attribute, returns the shape
+                    AttributePtr aPntAttr = PartSet_Tools::findAttributeBy2dPoint(anAttributeFeature,
+                                                                                  aBRepShape, sketch());
+                    if (aPntAttr.get() != NULL && aPntAttr == anAttribute) {
+                      aShape = std::shared_ptr<GeomAPI_Shape>(new GeomAPI_Shape);
+                      aShape->setImpl(new TopoDS_Shape(aBRepShape));
+                      break;
+                    }
+                  }
+                }
+              }
+            }
+          }
         }
-        // this is an alternative, whether the attribute should be set or object in the attribute
-        // the first check is the attribute because the object already exist
-        // the object is set only if there is no selected attribute
-        // test case is - preselection for distance operation, which contains two points selected on lines
-        if (aPntAttr)
-          aRefAttr->setAttr(aPntAttr);
-        else if (aSelectedObject)
-          aRefAttr->setObject(aSelectedObject);
-        return true;
       }
     }
   }
-  return ModuleBase_WidgetShapeSelector::setObject(aSelectedObject, aShape);
+  if (!aShape.get())
+    aShape = ModuleBase_WidgetShapeSelector::getShape();
+  return aShape;
 }
 
 //********************************************************************
 void PartSet_WidgetShapeSelector::restoreAttributeValue(const bool theValid)
 {
   ModuleBase_WidgetShapeSelector::restoreAttributeValue(theValid);
-  removeExternal();
+  myExternalObjectMgr->removeExternal(sketch(), myFeature);
 }
 
 //********************************************************************
-void PartSet_WidgetShapeSelector::removeExternal()
+void PartSet_WidgetShapeSelector::setPointAttribute(ObjectPtr theSelectedObject, GeomShapePtr theShape)
 {
-  if (myExternalObject.get()) {
-    DocumentPtr aDoc = myExternalObject->document();
-    FeaturePtr aFeature = ModelAPI_Feature::feature(myExternalObject);
-    if (aFeature.get() != NULL) {
-      QObjectPtrList anObjects;
-      anObjects.append(aFeature);
-      // the external feature should be removed with all references, sketch feature should be ignored
-      std::set<FeaturePtr> anIgnoredFeatures;
-      anIgnoredFeatures.insert(sketch());
-      XGUI_Workshop::deleteFeatures(anObjects, anIgnoredFeatures);
+  DataPtr aData = myFeature->data();
+  AttributePtr aAttr = aData->attribute(attributeID());
+  AttributeRefAttrPtr aRefAttr = 
+    std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(aAttr);
+  if (aRefAttr) {
+    // it is possible that the point feature is selected. It should be used itself
+    // instead of searching an attribute for the shape
+    bool aShapeIsResult = false;
+    /*ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_Result>(theSelectedObject);
+    if (aResult.get() != NULL) {
+      GeomShapePtr aShapePtr = aResult->shape();
+      // it is important to call isEqual of the shape of result.
+      // It is a GeomAPI_Vertex shape for the point. The shape of the parameter is 
+      // GeomAPI_Shape. It is important to use the realization of the isEqual method from
+      // GeomAPI_Vertex class
+      aShapeIsResult = aShapePtr.get() != NULL && aShapePtr->isEqual(theShape);
+    }*/
+
+    AttributePtr aPntAttr;
+    if (!aShapeIsResult) {
+      TopoDS_Shape aTDSShape = theShape->impl<TopoDS_Shape>();
+      aPntAttr = PartSet_Tools::findAttributeBy2dPoint(theSelectedObject, aTDSShape, mySketch);
     }
-    myExternalObject = ObjectPtr();
+    // this is an alternative, whether the attribute should be set or object in the attribute
+    // the first check is the attribute because the object already exist
+    // the object is set only if there is no selected attribute
+    // test case is - preselection for distance operation, which contains two points selected on lines
+    if (aPntAttr)
+      aRefAttr->setAttr(aPntAttr);
+    else
+      aRefAttr->setObject(theSelectedObject);
   }
 }