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_ResultValidator.h>
  37 #include <ModelAPI_AttributeValidator.h>
  38 #include <ModelAPI_ShapeValidator.h>
  39
  40 #include <Config_WidgetAPI.h>
  41 #include <Events_Error.h>
  42
  43 #include <GeomAPI_Shape.h>
  44
  45 #include <SelectMgr_ListIteratorOfListOfFilter.hxx>
  46 #include <TopoDS_Shape.hxx>
  47 #include <TopExp_Explorer.hxx>
  48
  49 #include <QWidget>
  50 #include <QLayout>
  51 #include <QLabel>
  52 #include <QLineEdit>
  53 #include <QToolButton>
  54 #include <QString>
  55 #include <QEvent>
  56 #include <QDockWidget>
  57 #include <QApplication>
  58 #include <QFormLayout>
  59
  60 #include <TopExp_Explorer.hxx>
  61 #include <TopoDS_Shape.hxx>
  62
  63 #include <memory>
  64
  65 #include <list>
  66 #include <string>
  67
  68 typedef QMap<QString, TopAbs_ShapeEnum> ShapeTypes;
  69 static ShapeTypes MyShapeTypes;
  70
  71 TopAbs_ShapeEnum ModuleBase_WidgetShapeSelector::shapeType(const QString& theType)
  72 {
  73   if (MyShapeTypes.count() == 0) {
  74     MyShapeTypes["face"] = TopAbs_FACE;
  75     MyShapeTypes["faces"] = TopAbs_FACE;
  76     MyShapeTypes["vertex"] = TopAbs_VERTEX;
  77     MyShapeTypes["vertices"] = TopAbs_VERTEX;
  78     MyShapeTypes["wire"] = TopAbs_WIRE;
  79     MyShapeTypes["edge"] = TopAbs_EDGE;
  80     MyShapeTypes["edges"] = TopAbs_EDGE;
  81     MyShapeTypes["shell"] = TopAbs_SHELL;
  82     MyShapeTypes["solid"] = TopAbs_SOLID;
  83     MyShapeTypes["solids"] = TopAbs_SOLID;
  84   }
  85   QString aType = theType.toLower();
  86   if (MyShapeTypes.contains(aType))
  87     return MyShapeTypes[aType];
  88   Events_Error::send("Shape type defined in XML is not implemented!");
  89   return TopAbs_SHAPE;
  90 }
  91
  92 ModuleBase_WidgetShapeSelector::ModuleBase_WidgetShapeSelector(QWidget* theParent,
  93                                                      ModuleBase_IWorkshop* theWorkshop,
  94                                                      const Config_WidgetAPI* theData,
  95                                                      const std::string& theParentId)
  96     : ModuleBase_WidgetValidated(theParent, theData, theParentId),
  97       myWorkshop(theWorkshop), myIsActive(false)
  98 {
  99   QFormLayout* aLayout = new QFormLayout(this);
 100   ModuleBase_Tools::adjustMargins(aLayout);
 101
 102   QString aLabelText = QString::fromStdString(theData->widgetLabel());
 103   QString aLabelIcon = QString::fromStdString(theData->widgetIcon());
 104   myLabel = new QLabel(aLabelText, this);
 105   if (!aLabelIcon.isEmpty())
 106     myLabel->setPixmap(QPixmap(aLabelIcon));
 107
 108
 109   QString aToolTip = QString::fromStdString(theData->widgetTooltip());
 110   myTextLine = new QLineEdit(this);
 111   myTextLine->setReadOnly(true);
 112   myTextLine->setToolTip(aToolTip);
 113   myTextLine->installEventFilter(this);
 114
 115   aLayout->addRow(myLabel, myTextLine);
 116
 117   std::string aTypes = theData->getProperty("shape_types");
 118   myShapeTypes = QString(aTypes.c_str()).split(' ', QString::SkipEmptyParts);
 119 }
 120
 121 //********************************************************************
 122 ModuleBase_WidgetShapeSelector::~ModuleBase_WidgetShapeSelector()
 123 {
 124   activateSelection(false);
 125 }
 126
 127 //********************************************************************
 128 bool ModuleBase_WidgetShapeSelector::storeValueCustom() const
 129 {
 130   // the value is stored on the selection changed signal processing
 131   return true;
 132 }
 133
 134 //********************************************************************
 135 bool ModuleBase_WidgetShapeSelector::storeAttributeValues(ObjectPtr theSelectedObject,
 136                                                           GeomShapePtr theShape) const
 137 {
 138   bool isChanged = false;
 139   FeaturePtr aSelectedFeature = ModelAPI_Feature::feature(theSelectedObject);
 140   if (aSelectedFeature == myFeature)  // In order to avoid selection of the same object
 141     return isChanged;
 142
 143   DataPtr aData = myFeature->data();
 144   AttributeReferencePtr aRef = aData->reference(attributeID());
 145   if (aRef) {
 146     ObjectPtr aObject = aRef->value();
 147     if (!(aObject && aObject->isSame(theSelectedObject))) {
 148       aRef->setValue(theSelectedObject);
 149       isChanged = true;
 150     }
 151   } else {
 152     AttributeRefAttrPtr aRefAttr = aData->refattr(attributeID());
 153     if (aRefAttr) {
 154       ObjectPtr aObject = aRefAttr->object();
 155       if (!(aObject && aObject->isSame(theSelectedObject))) {
 156         aRefAttr->setObject(theSelectedObject);
 157         isChanged = true;
 158       }
 159     } else {
 160       AttributeSelectionPtr aSelectAttr = aData->selection(attributeID());
 161       ResultPtr aBody = std::dynamic_pointer_cast<ModelAPI_Result>(theSelectedObject);
 162       if (aSelectAttr && aBody && (theShape.get() != NULL)) {
 163         aSelectAttr->setValue(aBody, theShape);
 164         isChanged = true;
 165       }
 166     }
 167   }
 168   return isChanged;
 169 }
 170
 171 //********************************************************************
 172 void ModuleBase_WidgetShapeSelector::clearAttribute()
 173 {
 174   DataPtr aData = myFeature->data();
 175   AttributeSelectionPtr aSelect = aData->selection(attributeID());
 176   if (aSelect) {
 177     aSelect->setValue(ResultPtr(), std::shared_ptr<GeomAPI_Shape>(new GeomAPI_Shape()));
 178     return;
 179   }
 180   AttributeRefAttrPtr aRefAttr = aData->refattr(attributeID());
 181   if (aRefAttr) {
 182     aRefAttr->setObject(ObjectPtr());
 183     return;
 184   }
 185   AttributeReferencePtr aRef = aData->reference(attributeID());
 186   if (aRef) {
 187     aRef->setObject(ObjectPtr());
 188   }
 189 }
 190
 191 //********************************************************************
 192 bool ModuleBase_WidgetShapeSelector::restoreValue()
 193 {
 194   bool isBlocked = this->blockSignals(true);
 195   updateSelectionName();
 196   this->blockSignals(isBlocked);
 197
 198   return true;
 199 }
 200
 201 //********************************************************************
 202 QList<QWidget*> ModuleBase_WidgetShapeSelector::getControls() const
 203 {
 204   QList<QWidget*> aControls;
 205   aControls.append(myTextLine);
 206   return aControls;
 207 }
 208
 209 //********************************************************************
 210 void ModuleBase_WidgetShapeSelector::onSelectionChanged()
 211 {
 212   // In order to make reselection possible
 213   // TODO: check with MPV clearAttribute();
 214
 215   //QObjectPtrList aObjects = myWorkshop->selection()->selectedPresentations();
 216   QList<ModuleBase_ViewerPrs> aSelected = myWorkshop->selection()->getSelected();
 217   if (aSelected.size() > 0) {
 218     Handle(SelectMgr_EntityOwner) anOwner = aSelected.first().owner();
 219     if (isValid(anOwner)) {
 220       setSelection(anOwner);
 221       // the updateObject method should be called to flush the updated sigal. The workshop listens it,
 222       // calls validators for the feature and, as a result, updates the Apply button state.
 223       updateObject(myFeature);
 224       //if (theObj) {
 225         //  raisePanel();
 226       //}
 227       //updateSelectionName();
 228       //emit valuesChanged();
 229       emit focusOutWidget(this);
 230     }
 231   }
 232 }
 233
 234 //********************************************************************
 235 //bool ModuleBase_WidgetShapeSelector::acceptObjectShape(const ObjectPtr theResult) const
 236 //{
 237 //  ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_Result>(theResult);
 238 //
 239 //  // Check that the shape of necessary type
 240 //  std::shared_ptr<GeomAPI_Shape> aShapePtr = ModelAPI_Tools::shape(aResult);
 241 //  if (!aShapePtr)
 242 //    return false;
 243 //  TopoDS_Shape aShape = aShapePtr->impl<TopoDS_Shape>();
 244 //  if (aShape.IsNull())
 245 //    return false;
 246 //
 247 //  TopAbs_ShapeEnum aShapeType = aShape.ShapeType();
 248 //  if (aShapeType == TopAbs_COMPOUND) {
 249 //    foreach (QString aType,
 250 //      myShapeTypes) {
 251 //      TopExp_Explorer aEx(aShape, shapeType(aType));
 252 //      if (aEx.More())
 253 //        return true;
 254 //    }
 255 //  } else {
 256 //    foreach (QString aType, myShapeTypes) {
 257 //      if (shapeType(aType) == aShapeType)
 258 //        return true;
 259 //    }
 260 //  }
 261 //  return false;
 262 //}
 263
 264 //********************************************************************
 265 bool ModuleBase_WidgetShapeSelector::acceptSubShape(std::shared_ptr<GeomAPI_Shape> theShape) const
 266 {
 267   TopoDS_Shape aShape = theShape->impl<TopoDS_Shape>();
 268   foreach (QString aType, myShapeTypes) {
 269     if (aShape.ShapeType() == shapeType(aType))
 270       return true;
 271   }
 272   return false;
 273 }
 274
 275 ObjectPtr ModuleBase_WidgetShapeSelector::getObject(const AttributePtr& theAttribute)
 276 {
 277   ObjectPtr anObject;
 278   std::string anAttrType = theAttribute->attributeType();
 279   if (anAttrType == ModelAPI_AttributeRefAttr::type()) {
 280     AttributeRefAttrPtr anAttr = std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(theAttribute);
 281     if (anAttr != NULL && anAttr->isObject())
 282       anObject = anAttr->object();
 283   }
 284   if (anAttrType == ModelAPI_AttributeSelection::type()) {
 285     AttributeSelectionPtr anAttr = std::dynamic_pointer_cast<ModelAPI_AttributeSelection>(theAttribute);
 286     if (anAttr != NULL && anAttr->isInitialized())
 287       anObject = anAttr->context();
 288   }
 289   if (anAttrType == ModelAPI_AttributeReference::type()) {
 290     AttributeReferencePtr anAttr = std::dynamic_pointer_cast<ModelAPI_AttributeReference>(theAttribute);
 291     if (anAttr.get() != NULL && anAttr->isInitialized())
 292       anObject = anAttr->value();
 293   }
 294   return anObject;
 295 }
 296
 297
 298 //********************************************************************
 299 GeomShapePtr ModuleBase_WidgetShapeSelector::getShape() const
 300 {
 301   GeomShapePtr aShape;
 302   DataPtr aData = myFeature->data();
 303   if (aData.get() == NULL)
 304     return aShape;
 305
 306   AttributeSelectionPtr aSelect = aData->selection(attributeID());
 307   if (aSelect)
 308     aShape = aSelect->value();
 309
 310   return aShape;
 311 }
 312
 313 //********************************************************************
 314 void ModuleBase_WidgetShapeSelector::updateSelectionName()
 315 {
 316   DataPtr aData = myFeature->data();
 317   if (aData.get() == NULL)
 318     return;
 319
 320   bool isNameUpdated = false;
 321   AttributeSelectionPtr aSelect = aData->selection(attributeID());
 322   if (aSelect) {
 323     myTextLine->setText(QString::fromStdString(aSelect->namingName()));
 324     isNameUpdated = true;
 325   }
 326   if (!isNameUpdated) {
 327     ObjectPtr anObject = getObject(myFeature->attribute(attributeID()));
 328     if (anObject.get() != NULL) {
 329       std::string aName = anObject->data()->name();
 330       myTextLine->setText(QString::fromStdString(aName));
 331     } else {
 332       AttributeRefAttrPtr aRefAttr = aData->refattr(attributeID());
 333       if (aRefAttr && aRefAttr->attr().get() != NULL) {
 334         //myIsObject = aRefAttr->isObject();
 335         AttributePtr anAttr = aRefAttr->attr();
 336         if (anAttr.get() != NULL) {
 337           std::stringstream aName;
 338           aName <<anAttr->owner()->data()->name()<<"/"<<anAttr->id();
 339           myTextLine->setText(QString::fromStdString(aName.str()));
 340         }
 341       }
 342       else if (myIsActive) {
 343         myTextLine->setText("");
 344       }
 345     }
 346   }
 347 }
 348
 349
 350 //********************************************************************
 351 void ModuleBase_WidgetShapeSelector::activateSelection(bool toActivate)
 352 {
 353   if (myIsActive == toActivate)
 354     return;
 355   myIsActive = toActivate;
 356   updateSelectionName();
 357
 358   if (myIsActive) {
 359     QIntList aList;
 360     foreach (QString aType, myShapeTypes) {
 361       aList.append(shapeType(aType));
 362     }
 363     myWorkshop->activateSubShapesSelection(aList);
 364   } else {
 365     myWorkshop->deactivateSubShapesSelection();
 366   }
 367
 368   activateFilters(myWorkshop, myIsActive);
 369 }
 370
 371 //********************************************************************
 372 void ModuleBase_WidgetShapeSelector::raisePanel() const
 373 {
 374   QWidget* aParent = this->parentWidget();
 375   QWidget* aLastPanel = 0;
 376   while (!aParent->inherits("QDockWidget")) {
 377     aLastPanel = aParent;
 378     aParent = aParent->parentWidget();
 379     if (!aParent)
 380       return;
 381   }
 382   if (aParent->inherits("QDockWidget")) {
 383     QDockWidget* aTabWgt = (QDockWidget*) aParent;
 384     aTabWgt->raise();
 385   }
 386 }
 387
 388 //********************************************************************
 389 void ModuleBase_WidgetShapeSelector::activateCustom()
 390 {
 391   connect(myWorkshop, SIGNAL(selectionChanged()), this, SLOT(onSelectionChanged()));
 392   activateSelection(true);
 393 }
 394
 395 //********************************************************************
 396 void ModuleBase_WidgetShapeSelector::backupAttributeValue(const bool isBackup)
 397 {
 398   DataPtr aData = myFeature->data();
 399   AttributePtr anAttribute = myFeature->attribute(attributeID());
 400
 401   if (isBackup) {
 402     myObject = getObject(anAttribute);
 403     myShape = getShape();
 404     myRefAttribute = NULL;
 405     myIsObject = false;
 406     AttributeRefAttrPtr aRefAttr = aData->refattr(attributeID());
 407     if (aRefAttr) {
 408       myIsObject = aRefAttr->isObject();
 409       myRefAttribute = aRefAttr->attr();
 410     }
 411   }
 412   else {
 413     storeAttributeValues(myObject, myShape);
 414     AttributeRefAttrPtr aRefAttr = aData->refattr(attributeID());
 415     if (aRefAttr) {
 416       if (!myIsObject)
 417         aRefAttr->setAttr(myRefAttribute);
 418     }
 419   }
 420 }
 421
 422 //********************************************************************
 423 bool ModuleBase_WidgetShapeSelector::setSelection(const Handle_SelectMgr_EntityOwner& theOwner)
 424 {
 425   bool isDone = false;
 426
 427   ModuleBase_ViewerPrs aPrs;
 428   myWorkshop->selection()->fillPresentation(aPrs, theOwner);
 429   ObjectPtr aObject = aPrs.object();
 430   ObjectPtr aCurrentObject = getObject(myFeature->attribute(attributeID()));
 431   if ((!aCurrentObject) && (!aObject))
 432     return false;
 433
 434   // Check that the selected object is result (others can not be accepted)
 435   ResultPtr aRes = std::dynamic_pointer_cast<ModelAPI_Result>(aObject);
 436   if (!aRes)
 437     return false;
 438
 439   if (myFeature) {
 440     // We can not select a result of our feature
 441     const std::list<std::shared_ptr<ModelAPI_Result>>& aResList = myFeature->results();
 442     std::list<std::shared_ptr<ModelAPI_Result> >::const_iterator aIt;
 443     for (aIt = aResList.cbegin(); aIt != aResList.cend(); ++aIt) {
 444       if ((*aIt) == aRes)
 445         return false;
 446     }
 447   }
 448   // Check that object belongs to active document or PartSet
 449   DocumentPtr aDoc = aRes->document();
 450   SessionPtr aMgr = ModelAPI_Session::get();
 451   if (!(aDoc == aMgr->activeDocument()) && !(aDoc == aMgr->moduleDocument()))
 452     return false;
 453
 454   // Check that the result has a shape
 455   GeomShapePtr aShape = ModelAPI_Tools::shape(aRes);
 456   if (!aShape)
 457     return false;
 458
 459   // Get sub-shapes from local selection
 460   if (!aPrs.shape().IsNull()) {
 461     aShape = std::shared_ptr<GeomAPI_Shape>(new GeomAPI_Shape());
 462     aShape->setImpl(new TopoDS_Shape(aPrs.shape()));
 463   }
 464   // Check that the selection corresponds to selection type
 465   if (!acceptSubShape(aShape))
 466     return false;
 467
 468   storeAttributeValues(aObject, aShape);
 469   return true;
 470 }
 471
 472 //********************************************************************
 473 void ModuleBase_WidgetShapeSelector::deactivate()
 474 {
 475   activateSelection(false);
 476   disconnect(myWorkshop, SIGNAL(selectionChanged()), this, SLOT(onSelectionChanged()));
 477 }