src/ModuleBase/ModuleBase_WidgetShapeSelector.cpp

   1 // Copyright (C) 2014-20xx CEA/DEN, EDF R&D
   2
   3 // File:        ModuleBase_WidgetShapeSelector.h
   4 // Created:     2 June 2014
   5 // Author:      Vitaly Smetannikov
   6
   7 #include <ModuleBase_WidgetShapeSelector.h>
   8 #include <ModuleBase_Definitions.h>
   9 #include <ModuleBase_ISelection.h>
  10 #include <ModuleBase_IWorkshop.h>
  11 #include <ModuleBase_IViewer.h>
  12 #include <ModuleBase_Tools.h>
  13 #include <ModuleBase_FilterFactory.h>
  14 #include <ModuleBase_Filter.h>
  15
  16 #include <Config_WidgetAPI.h>
  17 #include <Events_Loop.h>
  18 #include <Events_Message.h>
  19 #include <GeomAPI_Interface.h>
  20 #include <GeomAPI_Shape.h>
  21
  22 #include <ModelAPI_AttributeReference.h>
  23 #include <ModelAPI_Data.h>
  24 #include <ModelAPI_Document.h>
  25 #include <ModelAPI_Events.h>
  26 #include <ModelAPI_Feature.h>
  27 #include <ModelAPI_Result.h>
  28 #include <ModelAPI_ResultConstruction.h>
  29 #include <ModelAPI_AttributeReference.h>
  30 #include <ModelAPI_AttributeSelection.h>
  31 #include <ModelAPI_Session.h>
  32 #include <ModelAPI_Tools.h>
  33 #include <ModelAPI_ResultBody.h>
  34 #include <ModelAPI_AttributeRefAttr.h>
  35 #include <ModelAPI_Validator.h>
  36 #include <ModelAPI_AttributeValidator.h>
  37 #include <ModelAPI_ShapeValidator.h>
  38
  39 #include <Config_WidgetAPI.h>
  40 #include <Events_Error.h>
  41
  42 #include <GeomAPI_Shape.h>
  43
  44 #include <SelectMgr_ListIteratorOfListOfFilter.hxx>
  45 #include <TopoDS_Shape.hxx>
  46 #include <TopExp_Explorer.hxx>
  47
  48 #include <QWidget>
  49 #include <QLayout>
  50 #include <QLabel>
  51 #include <QLineEdit>
  52 #include <QToolButton>
  53 #include <QString>
  54 #include <QEvent>
  55 #include <QDockWidget>
  56 #include <QApplication>
  57 #include <QFormLayout>
  58
  59 #include <TopExp_Explorer.hxx>
  60 #include <TopoDS_Shape.hxx>
  61
  62 #include <memory>
  63
  64 #include <list>
  65 #include <string>
  66
  67 typedef QMap<QString, TopAbs_ShapeEnum> ShapeTypes;
  68 static ShapeTypes MyShapeTypes;
  69
  70 TopAbs_ShapeEnum ModuleBase_WidgetShapeSelector::shapeType(const QString& theType)
  71 {
  72   if (MyShapeTypes.count() == 0) {
  73     MyShapeTypes["face"] = TopAbs_FACE;
  74     MyShapeTypes["faces"] = TopAbs_FACE;
  75     MyShapeTypes["vertex"] = TopAbs_VERTEX;
  76     MyShapeTypes["vertices"] = TopAbs_VERTEX;
  77     MyShapeTypes["wire"] = TopAbs_WIRE;
  78     MyShapeTypes["edge"] = TopAbs_EDGE;
  79     MyShapeTypes["edges"] = TopAbs_EDGE;
  80     MyShapeTypes["shell"] = TopAbs_SHELL;
  81     MyShapeTypes["solid"] = TopAbs_SOLID;
  82     MyShapeTypes["solids"] = TopAbs_SOLID;
  83   }
  84   QString aType = theType.toLower();
  85   if (MyShapeTypes.contains(aType))
  86     return MyShapeTypes[aType];
  87   Events_Error::send("Shape type defined in XML is not implemented!");
  88   return TopAbs_SHAPE;
  89 }
  90
  91 ModuleBase_WidgetShapeSelector::ModuleBase_WidgetShapeSelector(QWidget* theParent,
  92                                                      ModuleBase_IWorkshop* theWorkshop,
  93                                                      const Config_WidgetAPI* theData,
  94                                                      const std::string& theParentId)
  95     : ModuleBase_WidgetValidated(theParent, theData, theParentId),
  96       myWorkshop(theWorkshop), myIsActive(false)
  97 {
  98   QFormLayout* aLayout = new QFormLayout(this);
  99   ModuleBase_Tools::adjustMargins(aLayout);
 100
 101   QString aLabelText = QString::fromStdString(theData->widgetLabel());
 102   QString aLabelIcon = QString::fromStdString(theData->widgetIcon());
 103   myLabel = new QLabel(aLabelText, this);
 104   if (!aLabelIcon.isEmpty())
 105     myLabel->setPixmap(QPixmap(aLabelIcon));
 106
 107
 108   QString aToolTip = QString::fromStdString(theData->widgetTooltip());
 109   myTextLine = new QLineEdit(this);
 110   myTextLine->setReadOnly(true);
 111   myTextLine->setToolTip(aToolTip);
 112   myTextLine->installEventFilter(this);
 113
 114   aLayout->addRow(myLabel, myTextLine);
 115
 116   std::string aTypes = theData->getProperty("shape_types");
 117   myShapeTypes = QString(aTypes.c_str()).split(' ', QString::SkipEmptyParts);
 118 }
 119
 120 //********************************************************************
 121 ModuleBase_WidgetShapeSelector::~ModuleBase_WidgetShapeSelector()
 122 {
 123   activateSelection(false);
 124 }
 125
 126 //********************************************************************
 127 bool ModuleBase_WidgetShapeSelector::storeValueCustom() const
 128 {
 129   // the value is stored on the selection changed signal processing
 130   return true;
 131 }
 132
 133 //********************************************************************
 134 bool ModuleBase_WidgetShapeSelector::storeAttributeValues(ObjectPtr theSelectedObject,
 135                                                           GeomShapePtr theShape) const
 136 {
 137   bool isChanged = false;
 138   FeaturePtr aSelectedFeature = ModelAPI_Feature::feature(theSelectedObject);
 139   if (aSelectedFeature == myFeature)  // In order to avoid selection of the same object
 140     return isChanged;
 141
 142   DataPtr aData = myFeature->data();
 143   AttributeReferencePtr aRef = aData->reference(attributeID());
 144   if (aRef) {
 145     ObjectPtr aObject = aRef->value();
 146     if (!(aObject && aObject->isSame(theSelectedObject))) {
 147       aRef->setValue(theSelectedObject);
 148       isChanged = true;
 149     }
 150   } else {
 151     AttributeRefAttrPtr aRefAttr = aData->refattr(attributeID());
 152     if (aRefAttr) {
 153       ObjectPtr aObject = aRefAttr->object();
 154       if (!(aObject && aObject->isSame(theSelectedObject))) {
 155         aRefAttr->setObject(theSelectedObject);
 156         isChanged = true;
 157       }
 158     } else {
 159       AttributeSelectionPtr aSelectAttr = aData->selection(attributeID());
 160       ResultPtr aBody = std::dynamic_pointer_cast<ModelAPI_Result>(theSelectedObject);
 161       if (aSelectAttr && aBody && (theShape.get() != NULL)) {
 162         aSelectAttr->setValue(aBody, theShape);
 163         isChanged = true;
 164       }
 165     }
 166   }
 167   return isChanged;
 168 }
 169
 170 //********************************************************************
 171 void ModuleBase_WidgetShapeSelector::clearAttribute()
 172 {
 173   DataPtr aData = myFeature->data();
 174   AttributeSelectionPtr aSelect = aData->selection(attributeID());
 175   if (aSelect) {
 176     aSelect->setValue(ResultPtr(), std::shared_ptr<GeomAPI_Shape>(new GeomAPI_Shape()));
 177     return;
 178   }
 179   AttributeRefAttrPtr aRefAttr = aData->refattr(attributeID());
 180   if (aRefAttr) {
 181     aRefAttr->setObject(ObjectPtr());
 182     return;
 183   }
 184   AttributeReferencePtr aRef = aData->reference(attributeID());
 185   if (aRef) {
 186     aRef->setObject(ObjectPtr());
 187   }
 188 }
 189
 190 //********************************************************************
 191 bool ModuleBase_WidgetShapeSelector::restoreValue()
 192 {
 193   bool isBlocked = this->blockSignals(true);
 194   updateSelectionName();
 195   this->blockSignals(isBlocked);
 196
 197   return true;
 198 }
 199
 200 //********************************************************************
 201 QList<QWidget*> ModuleBase_WidgetShapeSelector::getControls() const
 202 {
 203   QList<QWidget*> aControls;
 204   aControls.append(myTextLine);
 205   return aControls;
 206 }
 207
 208 //********************************************************************
 209 void ModuleBase_WidgetShapeSelector::onSelectionChanged()
 210 {
 211   // In order to make reselection possible
 212   // TODO: check with MPV clearAttribute();
 213
 214   //QObjectPtrList aObjects = myWorkshop->selection()->selectedPresentations();
 215   QList<ModuleBase_ViewerPrs> aSelected = myWorkshop->selection()->getSelected();
 216   if (aSelected.size() > 0) {
 217     Handle(SelectMgr_EntityOwner) anOwner = aSelected.first().owner();
 218     if (isValid(anOwner)) {
 219       setSelection(anOwner);
 220       // the updateObject method should be called to flush the updated sigal. The workshop listens it,
 221       // calls validators for the feature and, as a result, updates the Apply button state.
 222       updateObject(myFeature);
 223       //if (theObj) {
 224         //  raisePanel();
 225       //}
 226       //updateSelectionName();
 227       //emit valuesChanged();
 228       emit focusOutWidget(this);
 229     }
 230   }
 231 }
 232
 233 //********************************************************************
 234 //bool ModuleBase_WidgetShapeSelector::acceptObjectShape(const ObjectPtr theResult) const
 235 //{
 236 //  ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_Result>(theResult);
 237 //
 238 //  // Check that the shape of necessary type
 239 //  std::shared_ptr<GeomAPI_Shape> aShapePtr = ModelAPI_Tools::shape(aResult);
 240 //  if (!aShapePtr)
 241 //    return false;
 242 //  TopoDS_Shape aShape = aShapePtr->impl<TopoDS_Shape>();
 243 //  if (aShape.IsNull())
 244 //    return false;
 245 //
 246 //  TopAbs_ShapeEnum aShapeType = aShape.ShapeType();
 247 //  if (aShapeType == TopAbs_COMPOUND) {
 248 //    foreach (QString aType,
 249 //      myShapeTypes) {
 250 //      TopExp_Explorer aEx(aShape, shapeType(aType));
 251 //      if (aEx.More())
 252 //        return true;
 253 //    }
 254 //  } else {
 255 //    foreach (QString aType, myShapeTypes) {
 256 //      if (shapeType(aType) == aShapeType)
 257 //        return true;
 258 //    }
 259 //  }
 260 //  return false;
 261 //}
 262
 263 //********************************************************************
 264 bool ModuleBase_WidgetShapeSelector::acceptSubShape(std::shared_ptr<GeomAPI_Shape> theShape) const
 265 {
 266   TopoDS_Shape aShape = theShape->impl<TopoDS_Shape>();
 267   foreach (QString aType, myShapeTypes) {
 268     if (aShape.ShapeType() == shapeType(aType))
 269       return true;
 270   }
 271   return false;
 272 }
 273
 274 ObjectPtr ModuleBase_WidgetShapeSelector::getObject(const AttributePtr& theAttribute)
 275 {
 276   ObjectPtr anObject;
 277   std::string anAttrType = theAttribute->attributeType();
 278   if (anAttrType == ModelAPI_AttributeRefAttr::type()) {
 279     AttributeRefAttrPtr anAttr = std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(theAttribute);
 280     if (anAttr != NULL && anAttr->isObject())
 281       anObject = anAttr->object();
 282   }
 283   if (anAttrType == ModelAPI_AttributeSelection::type()) {
 284     AttributeSelectionPtr anAttr = std::dynamic_pointer_cast<ModelAPI_AttributeSelection>(theAttribute);
 285     if (anAttr != NULL && anAttr->isInitialized())
 286       anObject = anAttr->context();
 287   }
 288   if (anAttrType == ModelAPI_AttributeReference::type()) {
 289     AttributeReferencePtr anAttr = std::dynamic_pointer_cast<ModelAPI_AttributeReference>(theAttribute);
 290     if (anAttr.get() != NULL && anAttr->isInitialized())
 291       anObject = anAttr->value();
 292   }
 293   return anObject;
 294 }
 295
 296
 297 //********************************************************************
 298 GeomShapePtr ModuleBase_WidgetShapeSelector::getShape() const
 299 {
 300   GeomShapePtr aShape;
 301   DataPtr aData = myFeature->data();
 302   if (aData.get() == NULL)
 303     return aShape;
 304
 305   AttributeSelectionPtr aSelect = aData->selection(attributeID());
 306   if (aSelect)
 307     aShape = aSelect->value();
 308
 309   return aShape;
 310 }
 311
 312 //********************************************************************
 313 void ModuleBase_WidgetShapeSelector::updateSelectionName()
 314 {
 315   DataPtr aData = myFeature->data();
 316   if (aData.get() == NULL)
 317     return;
 318
 319   bool isNameUpdated = false;
 320   AttributeSelectionPtr aSelect = aData->selection(attributeID());
 321   if (aSelect) {
 322     myTextLine->setText(QString::fromStdString(aSelect->namingName()));
 323     isNameUpdated = true;
 324   }
 325   if (!isNameUpdated) {
 326     ObjectPtr anObject = getObject(myFeature->attribute(attributeID()));
 327     if (anObject.get() != NULL) {
 328       std::string aName = anObject->data()->name();
 329       myTextLine->setText(QString::fromStdString(aName));
 330     } else {
 331       AttributeRefAttrPtr aRefAttr = aData->refattr(attributeID());
 332       if (aRefAttr && aRefAttr->attr().get() != NULL) {
 333         //myIsObject = aRefAttr->isObject();
 334         AttributePtr anAttr = aRefAttr->attr();
 335         if (anAttr.get() != NULL) {
 336           std::stringstream aName;
 337           aName <<anAttr->owner()->data()->name()<<"/"<<anAttr->id();
 338           myTextLine->setText(QString::fromStdString(aName.str()));
 339         }
 340       }
 341       else if (myIsActive) {
 342         myTextLine->setText("");
 343       }
 344     }
 345   }
 346 }
 347
 348
 349 //********************************************************************
 350 void ModuleBase_WidgetShapeSelector::activateSelection(bool toActivate)
 351 {
 352   if (myIsActive == toActivate)
 353     return;
 354   myIsActive = toActivate;
 355   updateSelectionName();
 356
 357   if (myIsActive) {
 358     QIntList aList;
 359     foreach (QString aType, myShapeTypes) {
 360       aList.append(shapeType(aType));
 361     }
 362     myWorkshop->activateSubShapesSelection(aList);
 363   } else {
 364     myWorkshop->deactivateSubShapesSelection();
 365   }
 366
 367   activateFilters(myWorkshop, myIsActive);
 368 }
 369
 370 //********************************************************************
 371 void ModuleBase_WidgetShapeSelector::raisePanel() const
 372 {
 373   QWidget* aParent = this->parentWidget();
 374   QWidget* aLastPanel = 0;
 375   while (!aParent->inherits("QDockWidget")) {
 376     aLastPanel = aParent;
 377     aParent = aParent->parentWidget();
 378     if (!aParent)
 379       return;
 380   }
 381   if (aParent->inherits("QDockWidget")) {
 382     QDockWidget* aTabWgt = (QDockWidget*) aParent;
 383     aTabWgt->raise();
 384   }
 385 }
 386
 387 //********************************************************************
 388 void ModuleBase_WidgetShapeSelector::activateCustom()
 389 {
 390   connect(myWorkshop, SIGNAL(selectionChanged()), this, SLOT(onSelectionChanged()));
 391   activateSelection(true);
 392 }
 393
 394 //********************************************************************
 395 void ModuleBase_WidgetShapeSelector::backupAttributeValue(const bool isBackup)
 396 {
 397   DataPtr aData = myFeature->data();
 398   AttributePtr anAttribute = myFeature->attribute(attributeID());
 399
 400   if (isBackup) {
 401     myObject = getObject(anAttribute);
 402     myShape = getShape();
 403     myRefAttribute = NULL;
 404     myIsObject = false;
 405     AttributeRefAttrPtr aRefAttr = aData->refattr(attributeID());
 406     if (aRefAttr) {
 407       myIsObject = aRefAttr->isObject();
 408       myRefAttribute = aRefAttr->attr();
 409     }
 410   }
 411   else {
 412     storeAttributeValues(myObject, myShape);
 413     AttributeRefAttrPtr aRefAttr = aData->refattr(attributeID());
 414     if (aRefAttr) {
 415       if (!myIsObject)
 416         aRefAttr->setAttr(myRefAttribute);
 417     }
 418   }
 419 }
 420
 421 //********************************************************************
 422 bool ModuleBase_WidgetShapeSelector::setSelection(const Handle_SelectMgr_EntityOwner& theOwner)
 423 {
 424   bool isDone = false;
 425
 426   ModuleBase_ViewerPrs aPrs;
 427   myWorkshop->selection()->fillPresentation(aPrs, theOwner);
 428   ObjectPtr aObject = aPrs.object();
 429   ObjectPtr aCurrentObject = getObject(myFeature->attribute(attributeID()));
 430   if ((!aCurrentObject) && (!aObject))
 431     return false;
 432
 433   // Check that the selected object is result (others can not be accepted)
 434   ResultPtr aRes = std::dynamic_pointer_cast<ModelAPI_Result>(aObject);
 435   if (!aRes)
 436     return false;
 437
 438   if (myFeature) {
 439     // We can not select a result of our feature
 440     const std::list<std::shared_ptr<ModelAPI_Result>>& aResList = myFeature->results();
 441     std::list<std::shared_ptr<ModelAPI_Result> >::const_iterator aIt;
 442     for (aIt = aResList.cbegin(); aIt != aResList.cend(); ++aIt) {
 443       if ((*aIt) == aRes)
 444         return false;
 445     }
 446   }
 447   // Check that object belongs to active document or PartSet
 448   DocumentPtr aDoc = aRes->document();
 449   SessionPtr aMgr = ModelAPI_Session::get();
 450   if (!(aDoc == aMgr->activeDocument()) && !(aDoc == aMgr->moduleDocument()))
 451     return false;
 452
 453   // Check that the result has a shape
 454   GeomShapePtr aShape = ModelAPI_Tools::shape(aRes);
 455   if (!aShape)
 456     return false;
 457
 458   // Get sub-shapes from local selection
 459   if (!aPrs.shape().IsNull()) {
 460     aShape = std::shared_ptr<GeomAPI_Shape>(new GeomAPI_Shape());
 461     aShape->setImpl(new TopoDS_Shape(aPrs.shape()));
 462   }
 463   // Check that the selection corresponds to selection type
 464   if (!acceptSubShape(aShape))
 465     return false;
 466
 467   storeAttributeValues(aObject, aShape);
 468   return true;
 469 }
 470
 471 //********************************************************************
 472 void ModuleBase_WidgetShapeSelector::deactivate()
 473 {
 474   activateSelection(false);
 475   disconnect(myWorkshop, SIGNAL(selectionChanged()), this, SLOT(onSelectionChanged()));
 476 }