src/SketchPlugin/SketchPlugin_ConstraintMirror.cpp

   1 // Copyright (C) 2014-20xx CEA/DEN, EDF R&D -->
   2
   3 // File:    SketchPlugin_ConstraintMirror.cpp
   4 // Created: 17 Mar 2015
   5 // Author:  Artem ZHIDKOV
   6
   7 #include "SketchPlugin_ConstraintMirror.h"
   8
   9 #include <ModelAPI_AttributeDouble.h>
  10 #include <ModelAPI_Data.h>
  11 #include <ModelAPI_ResultConstruction.h>
  12 #include <ModelAPI_AttributeRefList.h>
  13 #include <ModelAPI_Session.h>
  14
  15 #include <SketchPlugin_Line.h>
  16 #include <SketchPlugin_Sketch.h>
  17
  18 #include <SketcherPrs_Factory.h>
  19
  20 #include <Config_PropManager.h>
  21
  22 SketchPlugin_ConstraintMirror::SketchPlugin_ConstraintMirror()
  23 {
  24 }
  25
  26 void SketchPlugin_ConstraintMirror::initAttributes()
  27 {
  28   data()->addAttribute(SketchPlugin_Constraint::ENTITY_A(), ModelAPI_AttributeRefAttr::typeId());
  29   data()->addAttribute(SketchPlugin_Constraint::ENTITY_B(), ModelAPI_AttributeRefList::typeId());
  30   data()->addAttribute(SketchPlugin_Constraint::ENTITY_C(), ModelAPI_AttributeRefList::typeId());
  31 }
  32
  33 void SketchPlugin_ConstraintMirror::execute()
  34 {
  35   // Objects to be mirrored will be created here
  36   std::shared_ptr<ModelAPI_Data> aData = data();
  37   AttributeRefListPtr aRefListOfShapes = std::dynamic_pointer_cast<ModelAPI_AttributeRefList>(
  38       aData->attribute(SketchPlugin_Constraint::ENTITY_B()));
  39   if (!aRefListOfShapes->isInitialized())
  40     return ;
  41
  42   AttributeRefListPtr aRefListOfMirrored = std::dynamic_pointer_cast<ModelAPI_AttributeRefList>(
  43       aData->attribute(SketchPlugin_Constraint::ENTITY_C()));
  44   // Check consistency of initial list and mirrored list
  45   std::list<ObjectPtr> anInitialList =  aRefListOfShapes->list();
  46   std::list<ObjectPtr> aMirroredList =  aRefListOfMirrored->list();
  47   std::list<ObjectPtr>::iterator anInitIter = anInitialList.begin();
  48   std::list<ObjectPtr>::iterator aMirrorIter = aMirroredList.begin();
  49   int indFirstWrong = 0; // index of element starts difference in the lists
  50   std::set<int> anInvalidInd; // list of indices of removed features
  51   std::shared_ptr<SketchPlugin_Feature> aFeatureIn, aFeatureOut;
  52   for ( ; anInitIter != anInitialList.end(); anInitIter++, indFirstWrong++) {
  53     // Add features and store indices of objects to remove
  54     aFeatureIn = std::dynamic_pointer_cast<SketchPlugin_Feature>(*anInitIter);
  55     aFeatureOut = aMirrorIter != aMirroredList.end() ?
  56         std::dynamic_pointer_cast<SketchPlugin_Feature>(*aMirrorIter) :
  57         std::shared_ptr<SketchPlugin_Feature>();
  58     if (!aFeatureIn) {
  59       if (aFeatureOut)
  60         break; // the lists are inconsistent
  61       continue;
  62     }
  63     if (!aFeatureOut) {
  64       if (aMirrorIter != aMirroredList.end())
  65         break; // the lists are inconsistent
  66       // There is no mirrored object yet, create it
  67       FeaturePtr aNewFeature = sketch()->addFeature(aFeatureIn->getKind());
  68       aFeatureIn->data()->copyTo(aNewFeature->data());
  69       aRefListOfMirrored->append(aNewFeature);
  70       continue;
  71     }
  72     if (aFeatureIn->getKind() != aFeatureOut->getKind())
  73       break; // the lists are inconsistent
  74     if (!aFeatureIn->data()->isValid()) {
  75       // initial feature was removed, delete it from lists
  76       anInvalidInd.insert(indFirstWrong);
  77     }
  78     aMirrorIter++;
  79   }
  80   // Remove from the list objects already deleted before
  81   std::set<int>::reverse_iterator anIt = anInvalidInd.rbegin();
  82   for ( ; anIt != anInvalidInd.rend(); anIt++) {
  83     if (*anIt < indFirstWrong) indFirstWrong--;
  84     aRefListOfShapes->remove(aRefListOfShapes->object(*anIt));
  85     aRefListOfMirrored->remove(aRefListOfMirrored->object(*anIt));
  86   }
  87   // If the lists inconsistent, remove all objects from mirrored list starting from indFirstWrong
  88   if (anInitIter != anInitialList.end()) {
  89     while (aRefListOfMirrored->size() > indFirstWrong)
  90       aRefListOfMirrored->remove(aRefListOfMirrored->object(indFirstWrong));
  91     // Create mirrored features instead of removed
  92     anInitialList =  aRefListOfShapes->list();
  93     anInitIter = anInitialList.begin();
  94     for (int i = 0; i < indFirstWrong; i++) anInitIter++;
  95     for ( ; anInitIter != anInitialList.end(); anInitIter++) {
  96       aFeatureIn = std::dynamic_pointer_cast<SketchPlugin_Feature>(*anInitIter);
  97       FeaturePtr aNewFeature = aFeatureIn->document()->addFeature(aFeatureIn->getKind());
  98       aRefListOfMirrored->append(aNewFeature);
  99     }
 100   }
 101 }
 102
 103 AISObjectPtr SketchPlugin_ConstraintMirror::getAISObject(AISObjectPtr thePrevious)
 104 {
 105   if (!sketch())
 106     return thePrevious;
 107
 108   AISObjectPtr anAIS = thePrevious;
 109   /// TODO: Equal constraint presentation should be put here
 110   return anAIS;
 111 }
 112
 113