src/ModuleBase/ModuleBase_Tools.cpp

   1 // Copyright (C) 2014-2020  CEA/DEN, EDF R&D
   2 //
   3 // This library is free software; you can redistribute it and/or
   4 // modify it under the terms of the GNU Lesser General Public
   5 // License as published by the Free Software Foundation; either
   6 // version 2.1 of the License, or (at your option) any later version.
   7 //
   8 // This library is distributed in the hope that it will be useful,
   9 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  10 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  11 // Lesser General Public License for more details.
  12 //
  13 // You should have received a copy of the GNU Lesser General Public
  14 // License along with this library; if not, write to the Free Software
  15 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
  16 //
  17 // See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
  18 //
  19
  20 #include "ModuleBase_Tools.h"
  21
  22 #include <ModuleBase_ParamIntSpinBox.h>
  23 #include <ModuleBase_ParamSpinBox.h>
  24 #include <ModuleBase_WidgetFactory.h>
  25 #include <ModuleBase_IWorkshop.h>
  26 #include <ModuleBase_IModule.h>
  27 #include <ModuleBase_IViewer.h>
  28 #include <ModuleBase_IconFactory.h>
  29 #include <ModuleBase_ResultPrs.h>
  30 #include <ModuleBase_ViewerPrs.h>
  31
  32 #include <ModelAPI_Attribute.h>
  33 #include <ModelAPI_AttributeRefAttr.h>
  34 #include <ModelAPI_AttributeReference.h>
  35 #include <ModelAPI_AttributeSelection.h>
  36 #include <ModelAPI_AttributeSelectionList.h>
  37 #include <ModelAPI_AttributeRefList.h>
  38 #include <ModelAPI_AttributeRefAttrList.h>
  39 #include <ModelAPI_ResultPart.h>
  40 #include <ModelAPI_ResultConstruction.h>
  41 #include <ModelAPI_AttributeString.h>
  42 #include <ModelAPI_Expression.h>
  43 #include <ModelAPI_ResultField.h>
  44 #include <Events_Loop.h>
  45
  46 #include <ModelAPI_Data.h>
  47 #include <ModelAPI_Result.h>
  48 #include <ModelAPI_ResultParameter.h>
  49 #include <ModelAPI_Tools.h>
  50 #include <ModelAPI_Session.h>
  51 #include <ModelAPI_Events.h>
  52 #include <ModelAPI_Folder.h>
  53
  54 #include <ModelGeomAlgo_Point2D.h>
  55
  56 #include <StdSelect_BRepOwner.hxx>
  57 #include <TopoDS_Iterator.hxx>
  58 #include <AIS_InteractiveContext.hxx>
  59 #include <Prs3d_LineAspect.hxx>
  60 #include <Prs3d_PlaneAspect.hxx>
  61
  62 #include <GeomDataAPI_Point2D.h>
  63 #include <Events_InfoMessage.h>
  64 #include <GeomAPI_ShapeExplorer.h>
  65
  66 #include <Config_PropManager.h>
  67 #include <Config_Translator.h>
  68
  69 #include <Prs3d_PointAspect.hxx>
  70 #include <Graphic3d_AspectMarker3d.hxx>
  71
  72 #include <Image_AlienPixMap.hxx>
  73
  74 #include <QWidget>
  75 #include <QLayout>
  76 #include <QPainter>
  77 #include <QBitmap>
  78 #include <QDoubleSpinBox>
  79 #include <QGraphicsDropShadowEffect>
  80 #include <QColor>
  81 #include <QApplication>
  82 #include <QMessageBox>
  83 #include <QAction>
  84 #include <QTextCodec>
  85 #include <QWindow>
  86 #include <QScreen>
  87
  88 #include <sstream>
  89 #include <string>
  90
  91 #ifdef WIN32
  92 #pragma warning(disable : 4996) // for getenv
  93 #endif
  94
  95 const double tolerance = 1e-7;
  96 const double DEFAULT_DEVIATION_COEFFICIENT = 1.e-4;
  97
  98 //#define DEBUG_ACTIVATE_WINDOW
  99 //#define DEBUG_SET_FOCUS
 100
 101 #ifdef WIN32
 102 # define FSEP "\\"
 103 #else
 104 # define FSEP "/"
 105 #endif
 106
 107 namespace ModuleBase_Tools {
 108
 109 //******************************************************************
 110
 111 //******************************************************************
 112
 113 void adjustMargins(QWidget* theWidget)
 114 {
 115   if(!theWidget)
 116     return;
 117   adjustMargins(theWidget->layout());
 118 }
 119
 120 void adjustMargins(QLayout* theLayout)
 121 {
 122   if(!theLayout)
 123     return;
 124   theLayout->setContentsMargins(2, 5, 2, 5);
 125   theLayout->setSpacing(4);
 126 }
 127
 128 void zeroMargins(QWidget* theWidget)
 129 {
 130   if(!theWidget)
 131     return;
 132   zeroMargins(theWidget->layout());
 133 }
 134
 135 void zeroMargins(QLayout* theLayout)
 136 {
 137   if(!theLayout)
 138     return;
 139   theLayout->setContentsMargins(0, 0, 0, 0);
 140   theLayout->setSpacing(5);
 141 }
 142
 143 void activateWindow(QWidget* theWidget, const QString& theInfo)
 144 {
 145   if (theWidget) {
 146     theWidget->activateWindow();
 147     theWidget->raise();
 148   }
 149
 150 #ifdef DEBUG_ACTIVATE_WINDOW
 151   qDebug(QString("activateWindow: %1").arg(theInfo).toStdString().c_str());
 152 #endif
 153 }
 154
 155 void setFocus(QWidget* theWidget, const QString& theInfo)
 156 {
 157   activateWindow(theWidget);
 158   theWidget->setFocus();
 159   // rectangle of focus is not visible on tool button widgets
 160   theWidget->update();
 161 #ifdef DEBUG_SET_FOCUS
 162   qDebug(QString("setFocus: %1").arg(theInfo).toStdString().c_str());
 163 #endif
 164 }
 165
 166 void setShadowEffect(QWidget* theWidget, const bool isSetEffect)
 167 {
 168   if (isSetEffect) {
 169     QGraphicsDropShadowEffect* aGlowEffect = new QGraphicsDropShadowEffect();
 170     aGlowEffect->setOffset(.0);
 171     aGlowEffect->setBlurRadius(10.0);
 172     aGlowEffect->setColor(QColor(0, 170, 255)); // Light-blue color, #00AAFF
 173     theWidget->setGraphicsEffect(aGlowEffect);
 174   }
 175   else {
 176     QGraphicsEffect* anEffect = theWidget->graphicsEffect();
 177     if(anEffect)
 178       anEffect->deleteLater();
 179     theWidget->setGraphicsEffect(NULL);
 180   }
 181 }
 182
 183 QPixmap composite(const QString& theAdditionalIcon, const QString& theIcon)
 184 {
 185   QImage anIcon = ModuleBase_IconFactory::loadImage(theIcon);
 186   QImage anAditional(theAdditionalIcon);
 187   return composite(anAditional, anIcon);
 188 }
 189
 190 QPixmap composite(const QImage& theAdditionalIcon, QImage& theIcon)
 191 {
 192   if (theIcon.isNull())
 193     return QPixmap();
 194
 195   int anAddWidth = theAdditionalIcon.width();
 196   int anAddHeight = theAdditionalIcon.height();
 197
 198   int aWidth = theIcon.width();
 199   int aHeight = theIcon.height();
 200
 201   int aStartWidthPos = aWidth - anAddWidth;
 202   int aStartHeightPos = aHeight - anAddHeight;
 203
 204   for (int i = 0; i < anAddWidth && i + aStartWidthPos < aWidth; i++)
 205   {
 206     for (int j = 0; j < anAddHeight && j + aStartHeightPos < aHeight; j++)
 207     {
 208       if (qAlpha(theAdditionalIcon.pixel(i, j)) > 0)
 209         theIcon.setPixel(i + aStartWidthPos, j + aStartHeightPos, theAdditionalIcon.pixel(i, j));
 210     }
 211   }
 212   return QPixmap::fromImage(theIcon);
 213 }
 214
 215 QPixmap lighter(const QString& theIcon, const int theLighterValue)
 216 {
 217   QImage anIcon = ModuleBase_IconFactory::loadImage(theIcon);
 218   if (anIcon.isNull())
 219     return QPixmap();
 220
 221   QImage aResult = ModuleBase_IconFactory::loadImage(theIcon);
 222   for (int i = 0; i < anIcon.width(); i++)
 223   {
 224     for (int j = 0; j < anIcon.height(); j++)
 225     {
 226       QRgb anRgb = anIcon.pixel(i, j);
 227       QColor aPixelColor(qRed(anRgb), qGreen(anRgb), qBlue(anRgb),
 228                          qAlpha(aResult.pixel(i, j)));
 229
 230       QColor aLighterColor = aPixelColor.lighter(theLighterValue);
 231       aResult.setPixel(i, j, qRgba(aLighterColor.red(), aLighterColor.green(),
 232                                     aLighterColor.blue(), aLighterColor.alpha()));
 233     }
 234   }
 235   return QPixmap::fromImage(aResult);
 236 }
 237
 238 void setSpinText(ModuleBase_ParamSpinBox* theSpin, const QString& theText)
 239 {
 240   if (theSpin->text() == theText)
 241     return;
 242   // In order to avoid extra text setting because it will
 243   // reset cursor position in control
 244   bool isBlocked = theSpin->blockSignals(true);
 245   theSpin->setText(theText);
 246   theSpin->blockSignals(isBlocked);
 247 }
 248
 249 void setSpinValue(QDoubleSpinBox* theSpin, double theValue)
 250 {
 251   if (fabs(theSpin->value() - theValue) < tolerance)
 252     return;
 253   bool isBlocked = theSpin->blockSignals(true);
 254   theSpin->setValue(theValue);
 255   theSpin->blockSignals(isBlocked);
 256 }
 257
 258 void setSpinValue(ModuleBase_ParamSpinBox* theSpin, double theValue)
 259 {
 260   if (!theSpin->text().isEmpty() && fabs(theSpin->value() - theValue) < tolerance)
 261     return;
 262   bool isBlocked = theSpin->blockSignals(true);
 263   theSpin->setValue(theValue);
 264   theSpin->blockSignals(isBlocked);
 265 }
 266
 267 void setSpinText(ModuleBase_ParamIntSpinBox* theSpin, const QString& theText)
 268 {
 269   // In order to avoid extra text setting because it will
 270   // reset cursor position in control
 271   if (theSpin->text() == theText)
 272     return;
 273   bool isBlocked = theSpin->blockSignals(true);
 274   theSpin->setText(theText);
 275   theSpin->blockSignals(isBlocked);
 276 }
 277
 278 void setSpinValue(ModuleBase_ParamIntSpinBox* theSpin, int theValue)
 279 {
 280   if (theSpin->value() == theValue)
 281     return;
 282   bool isBlocked = theSpin->blockSignals(true);
 283   theSpin->setValue(theValue);
 284   theSpin->blockSignals(isBlocked);
 285 }
 286
 287 QAction* createAction(const QIcon& theIcon, const QString& theText,
 288                       QObject* theParent, const QObject* theReceiver,
 289                       const char* theMember, const QString& theToolTip,
 290                       const QString& theStatusTip)
 291 {
 292   QAction* anAction = new QAction(theIcon, theText, theParent);
 293   anAction->setToolTip(theToolTip.isEmpty() ? theText : theToolTip);
 294   anAction->setStatusTip(!theStatusTip.isEmpty() ? theStatusTip :
 295                                                    (!theToolTip.isEmpty() ? theToolTip : theText));
 296   if (theReceiver)
 297     QObject::connect(anAction, SIGNAL(triggered(bool)), theReceiver, theMember);
 298
 299   return anAction;
 300 }
 301
 302 #ifdef _DEBUG
 303 QString objectName(const ObjectPtr& theObj)
 304 {
 305   if (!theObj.get())
 306     return "";
 307
 308   return theObj->data()->name().c_str();
 309 }
 310
 311 QString objectInfo(const ObjectPtr& theObj, const bool isUseAttributesInfo)
 312 {
 313   QString aFeatureStr = "feature";
 314   if (!theObj.get())
 315     return aFeatureStr;
 316
 317   std::ostringstream aPtrStr;
 318   aPtrStr << "[" << theObj.get() << "]";
 319
 320   ResultPtr aRes = std::dynamic_pointer_cast<ModelAPI_Result>(theObj);
 321   FeaturePtr aFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(theObj);
 322   if(aRes.get()) {
 323     aFeatureStr.append(QString("(result%1)").arg(aPtrStr.str().c_str()).toStdString() .c_str());
 324     if (aRes->isDisabled())
 325       aFeatureStr.append("[disabled]");
 326     if (aRes->isConcealed())
 327       aFeatureStr.append("[concealed]");
 328     if (ModelAPI_Tools::hasSubResults(aRes))
 329       aFeatureStr.append("[hasSubResults]");
 330
 331     aFeature = ModelAPI_Feature::feature(aRes);
 332   }
 333   else
 334     aFeatureStr.append(aPtrStr.str().c_str());
 335
 336   if (aFeature.get()) {
 337     aFeatureStr.append(QString(": %1").arg(aFeature->getKind().c_str()).toStdString().c_str());
 338     if (aFeature->data()->isValid()) {
 339       aFeatureStr.append(QString(", name=%1").arg(theObj->data()->name().c_str()).toStdString()
 340                                                                                        .c_str());
 341     }
 342     if (isUseAttributesInfo) {
 343       std::set<std::shared_ptr<ModelAPI_Attribute> > anAttributes;
 344       std::string aPointsInfo = ModelGeomAlgo_Point2D::getPontAttributesInfo(aFeature,
 345                                                                           anAttributes).c_str();
 346       if (!aPointsInfo.empty())
 347         aFeatureStr.append(QString(", attributes: %1")
 348           .arg(aPointsInfo.c_str()).toStdString().c_str());
 349     }
 350   }
 351
 352   return aFeatureStr;
 353 }
 354 #endif
 355
 356 typedef QMap<QString, int> ShapeTypes;
 357 static ShapeTypes myShapeTypes;
 358
 359 int shapeType(const QString& theType)
 360 {
 361   if (myShapeTypes.count() == 0) {
 362     myShapeTypes["compound"]   = TopAbs_COMPOUND;
 363     myShapeTypes["compounds"]  = TopAbs_COMPOUND;
 364     myShapeTypes["compsolid"]  = TopAbs_COMPSOLID;
 365     myShapeTypes["compsolids"] = TopAbs_COMPSOLID;
 366     myShapeTypes["solid"]      = TopAbs_SOLID;
 367     myShapeTypes["solids"]     = TopAbs_SOLID;
 368     myShapeTypes["shell"]      = TopAbs_SHELL;
 369     myShapeTypes["shells"]     = TopAbs_SHELL;
 370     myShapeTypes["face"]       = TopAbs_FACE;
 371     myShapeTypes["faces"]      = TopAbs_FACE;
 372     myShapeTypes["wire"]       = TopAbs_WIRE;
 373     myShapeTypes["wires"]      = TopAbs_WIRE;
 374     myShapeTypes["edge"]       = TopAbs_EDGE;
 375     myShapeTypes["edges"]      = TopAbs_EDGE;
 376     myShapeTypes["vertex"]     = TopAbs_VERTEX;
 377     myShapeTypes["vertices"]   = TopAbs_VERTEX;
 378     myShapeTypes["object"]     = ModuleBase_ResultPrs::Sel_Result;
 379     myShapeTypes["objects"]    = ModuleBase_ResultPrs::Sel_Result;
 380   }
 381   QString aType = theType.toLower();
 382   if(myShapeTypes.contains(aType))
 383     return myShapeTypes[aType];
 384   Events_InfoMessage("ModuleBase_Tools", "Shape type defined in XML is not implemented!").send();
 385   return TopAbs_SHAPE;
 386 }
 387
 388 void checkObjects(const QObjectPtrList& theObjects, bool& hasResult, bool& hasFeature,
 389                   bool& hasParameter, bool& hasCompositeOwner, bool& hasResultInHistory,
 390                   bool& hasFolder)
 391 {
 392   hasResult = false;
 393   hasFeature = false;
 394   hasParameter = false;
 395   hasCompositeOwner = false;
 396   hasResultInHistory = false;
 397   hasFolder = false;
 398   foreach(ObjectPtr aObj, theObjects) {
 399     FeaturePtr aFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(aObj);
 400     ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_Result>(aObj);
 401     FolderPtr aFolder = std::dynamic_pointer_cast<ModelAPI_Folder>(aObj);
 402     ResultParameterPtr aConstruction = std::dynamic_pointer_cast<ModelAPI_ResultParameter>(aResult);
 403     FieldStepPtr aStep = std::dynamic_pointer_cast<ModelAPI_ResultField::ModelAPI_FieldStep>(aObj);
 404
 405     hasResult |= ((aResult.get() != NULL) || (aStep.get() != NULL));
 406     hasFeature |= (aFeature.get() != NULL);
 407     hasFolder |= (aFolder.get() != NULL);
 408     hasParameter |= (aConstruction.get() != NULL);
 409     if (hasFeature)
 410       hasCompositeOwner |= (ModelAPI_Tools::compositeOwner(aFeature) != NULL);
 411     else if (aResult.get())
 412       hasCompositeOwner |= (ModelAPI_Tools::bodyOwner(aResult) != NULL);
 413
 414     if (!hasResultInHistory && aResult.get()) {
 415       aFeature = ModelAPI_Feature::feature(aResult);
 416       hasResultInHistory = aFeature.get() && aFeature->isInHistory();
 417     }
 418
 419     if (hasFeature && hasResult  && hasParameter && hasCompositeOwner)
 420       break;
 421   }
 422 }
 423
 424 /*bool setDefaultDeviationCoefficient(std::shared_ptr<GeomAPI_Shape> theGeomShape)
 425 {
 426   if (!theGeomShape.get())
 427     return false;
 428   // if the shape could not be exploded on faces, it contains only wires, edges, and vertices
 429   // correction of deviation for them should not influence to the application performance
 430   GeomAPI_ShapeExplorer anExp(theGeomShape, GeomAPI_Shape::FACE);
 431   bool anEmpty = anExp.empty();
 432   return !anExp.more();
 433 }*/
 434
 435 /*void setDefaultDeviationCoefficient(const std::shared_ptr<ModelAPI_Result>& theResult,
 436                                     const Handle(Prs3d_Drawer)& theDrawer)
 437 {
 438   if (!theResult.get())
 439     return;
 440   bool aUseDeviation = false;
 441
 442   std::string aResultGroup = theResult->groupName();
 443   if (aResultGroup == ModelAPI_ResultConstruction::group())
 444     aUseDeviation = true;
 445   else if (aResultGroup == ModelAPI_ResultBody::group()) {
 446     GeomShapePtr aGeomShape = theResult->shape();
 447     if (aGeomShape.get())
 448       aUseDeviation = setDefaultDeviationCoefficient(aGeomShape);
 449   }
 450   if (aUseDeviation)
 451     theDrawer->SetDeviationCoefficient(DEFAULT_DEVIATION_COEFFICIENT);
 452 }
 453 */
 454 void setDefaultDeviationCoefficient(const TopoDS_Shape& theShape,
 455                                     const Handle(Prs3d_Drawer)& theDrawer)
 456 {
 457   if (theShape.IsNull())
 458     return;
 459   if (theDrawer.IsNull())
 460     return;
 461
 462   std::shared_ptr<GeomAPI_Shape> aGeomShape(new GeomAPI_Shape());
 463   aGeomShape->setImpl(new TopoDS_Shape(theShape));
 464
 465   // if the shape could not be exploded on faces, it contains only wires, edges, and vertices
 466   // correction of deviation for them should not influence to the application performance
 467   GeomAPI_ShapeExplorer anExp(aGeomShape, GeomAPI_Shape::FACE);
 468   bool isConstruction = !anExp.more();
 469
 470   double aDeflection;
 471   if (isConstruction)
 472     aDeflection = Config_PropManager::real("Visualization", "construction_deflection");
 473   else {
 474     aDeflection = Config_PropManager::real("Visualization", "body_deflection");
 475     // workaround (issue #3256): to avoid hang up on one of restricted models
 476     // set the maximal deflection to be the same as a default body deflection
 477     theDrawer->SetMaximalChordialDeviation(aDeflection);
 478   }
 479
 480   theDrawer->SetDeviationCoefficient(aDeflection);
 481 }
 482
 483 Quantity_Color color(const std::string& theSection,
 484                      const std::string& theName)
 485 {
 486   std::vector<int> aColor = Config_PropManager::color(theSection, theName);
 487   return Quantity_Color(aColor[0] / 255., aColor[1] / 255., aColor[2] / 255., Quantity_TOC_RGB);
 488 }
 489
 490 ObjectPtr getObject(const AttributePtr& theAttribute)
 491 {
 492   ObjectPtr anObject;
 493   std::string anAttrType = theAttribute->attributeType();
 494   if (anAttrType == ModelAPI_AttributeRefAttr::typeId()) {
 495     AttributeRefAttrPtr anAttr =
 496       std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(theAttribute);
 497     if (anAttr != NULL && anAttr->isObject())
 498       anObject = anAttr->object();
 499   }
 500   if (anAttrType == ModelAPI_AttributeSelection::typeId()) {
 501     AttributeSelectionPtr anAttr =
 502       std::dynamic_pointer_cast<ModelAPI_AttributeSelection>(theAttribute);
 503     if (anAttr != NULL)
 504       anObject = anAttr->context();
 505   }
 506   if (anAttrType == ModelAPI_AttributeReference::typeId()) {
 507     AttributeReferencePtr anAttr =
 508       std::dynamic_pointer_cast<ModelAPI_AttributeReference>(theAttribute);
 509     if (anAttr.get() != NULL)
 510       anObject = anAttr->value();
 511   }
 512   return anObject;
 513 }
 514
 515 TopAbs_ShapeEnum getCompoundSubType(const TopoDS_Shape& theShape)
 516 {
 517   TopAbs_ShapeEnum aShapeType = theShape.ShapeType();
 518
 519   // for compounds check sub-shapes: it may be compound of needed type:
 520   // Booleans may produce compounds of Solids
 521   if (aShapeType == TopAbs_COMPOUND) {
 522     for(TopoDS_Iterator aSubs(theShape); aSubs.More(); aSubs.Next()) {
 523       if (!aSubs.Value().IsNull()) {
 524         TopAbs_ShapeEnum aSubType = aSubs.Value().ShapeType();
 525         if (aSubType == TopAbs_COMPOUND) { // compound of compound(s)
 526           aShapeType = TopAbs_COMPOUND;
 527           break;
 528         }
 529         if (aShapeType == TopAbs_COMPOUND) {
 530           aShapeType = aSubType;
 531         } else if (aShapeType != aSubType) { // compound of shapes of different types
 532           aShapeType = TopAbs_COMPOUND;
 533           break;
 534         }
 535       }
 536     }
 537   }
 538   return aShapeType;
 539 }
 540
 541 TopoDS_Shape getSelectedShape(const std::shared_ptr<ModuleBase_ViewerPrs>& thePrs)
 542 {
 543   if (thePrs->shape().get())
 544     return thePrs->shape()->impl<TopoDS_Shape>();
 545
 546   Handle(StdSelect_BRepOwner) anOwner = Handle(StdSelect_BRepOwner)::DownCast(thePrs->owner());
 547   if (!anOwner.IsNull())
 548     return anOwner->Shape();
 549
 550   return TopoDS_Shape();
 551 }
 552
 553 void getParameters(QStringList& theParameters)
 554 {
 555   theParameters.clear();
 556
 557   SessionPtr aSession = ModelAPI_Session::get();
 558   std::list<DocumentPtr> aDocList;
 559   DocumentPtr anActiveDocument = aSession->activeDocument();
 560   DocumentPtr aRootDocument = aSession->moduleDocument();
 561   aDocList.push_back(anActiveDocument);
 562   if (anActiveDocument != aRootDocument) {
 563     aDocList.push_back(aRootDocument);
 564   }
 565   std::string aGroupId = ModelAPI_ResultParameter::group();
 566   for(std::list<DocumentPtr>::const_iterator it = aDocList.begin(); it != aDocList.end(); ++it) {
 567     DocumentPtr aDocument = *it;
 568     int aSize = aDocument->size(aGroupId);
 569     for (int i = 0; i < aSize; i++) {
 570       ObjectPtr anObject = aDocument->object(aGroupId, i);
 571       std::string aParameterName = anObject->data()->name();
 572       theParameters.append(aParameterName.c_str());
 573     }
 574   }
 575 }
 576
 577 std::string findGreedAttribute(ModuleBase_IWorkshop* theWorkshop,
 578                                const FeaturePtr& theFeature)
 579 {
 580   std::string anAttributeId;
 581
 582   std::string aXmlCfg, aDescription;
 583   theWorkshop->module()->getXMLRepresentation(theFeature->getKind(), aXmlCfg, aDescription);
 584
 585   ModuleBase_WidgetFactory aFactory(aXmlCfg, theWorkshop);
 586   std::string anAttributeTitle;
 587   aFactory.getGreedAttribute(anAttributeId);
 588
 589   return anAttributeId;
 590 }
 591
 592 bool hasObject(const AttributePtr& theAttribute, const ObjectPtr& theObject,
 593                const std::shared_ptr<GeomAPI_Shape>& theShape,
 594                ModuleBase_IWorkshop* theWorkshop,
 595                const bool theTemporarily)
 596 {
 597   bool aHasObject = false;
 598   if (!theAttribute.get())
 599     return aHasObject;
 600
 601   std::string aType = theAttribute->attributeType();
 602   if (aType == ModelAPI_AttributeReference::typeId()) {
 603     AttributeReferencePtr aRef =
 604       std::dynamic_pointer_cast<ModelAPI_AttributeReference>(theAttribute);
 605     ObjectPtr aObject = aRef->value();
 606     aHasObject = aObject && aObject->isSame(theObject);
 607     //if (!(aObject && aObject->isSame(theObject))) {
 608     //  aRef->setValue(theObject);
 609     //}
 610   } else if (aType == ModelAPI_AttributeRefAttr::typeId()) {
 611     AttributeRefAttrPtr aRefAttr =
 612       std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(theAttribute);
 613
 614     AttributePtr anAttribute = theWorkshop->module()->findAttribute(theObject, theShape);
 615     if (anAttribute.get()) {
 616       //aRefAttr->setAttr(anAttribute);
 617     }
 618     else {
 619       ObjectPtr aObject = aRefAttr->object();
 620       aHasObject = aObject && aObject->isSame(theObject);
 621       //if (!(aObject && aObject->isSame(theObject))) {
 622       //  aRefAttr->setObject(theObject);
 623       //}
 624     }
 625   } else if (aType == ModelAPI_AttributeSelection::typeId()) {
 626     /*AttributeSelectionPtr aSelectAttr =
 627                              std::dynamic_pointer_cast<ModelAPI_AttributeSelection>(theAttribute);
 628     ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_Result>(theObject);
 629     if (aSelectAttr.get() != NULL) {
 630       aSelectAttr->setValue(aResult, theShape, theTemporarily);
 631     }*/
 632   }
 633   if (aType == ModelAPI_AttributeSelectionList::typeId()) {
 634     AttributeSelectionListPtr aSelectionListAttr =
 635                          std::dynamic_pointer_cast<ModelAPI_AttributeSelectionList>(theAttribute);
 636     aHasObject = aSelectionListAttr->isInList(theObject, theShape, theTemporarily);
 637   }
 638   else if (aType == ModelAPI_AttributeRefList::typeId()) {
 639     AttributeRefListPtr aRefListAttr =
 640       std::dynamic_pointer_cast<ModelAPI_AttributeRefList>(theAttribute);
 641     aHasObject = aRefListAttr->isInList(theObject);
 642     //if (!theCheckIfAttributeHasObject || !aRefListAttr->isInList(theObject))
 643     //  aRefListAttr->append(theObject);
 644   }
 645   else if (aType == ModelAPI_AttributeRefAttrList::typeId()) {
 646     AttributeRefAttrListPtr aRefAttrListAttr =
 647       std::dynamic_pointer_cast<ModelAPI_AttributeRefAttrList>(theAttribute);
 648     AttributePtr anAttribute = theWorkshop->module()->findAttribute(theObject, theShape);
 649
 650     if (anAttribute.get()) {
 651       aHasObject = aRefAttrListAttr->isInList(anAttribute);
 652       //if (!theCheckIfAttributeHasObject || !aRefAttrListAttr->isInList(anAttribute))
 653       //  aRefAttrListAttr->append(anAttribute);
 654     }
 655     else {
 656       aHasObject = aRefAttrListAttr->isInList(theObject);
 657       //if (!theCheckIfAttributeHasObject || !aRefAttrListAttr->isInList(theObject))
 658       //  aRefAttrListAttr->append(theObject);
 659     }
 660   }
 661   return aHasObject;
 662 }
 663
 664 bool setObject(const AttributePtr& theAttribute, const ObjectPtr& theObject,
 665                const GeomShapePtr& theShape, ModuleBase_IWorkshop* theWorkshop,
 666                const bool theTemporarily, const bool theCheckIfAttributeHasObject)
 667 {
 668   if (!theAttribute.get())
 669     return false;
 670
 671   bool isDone = true;
 672   std::string aType = theAttribute->attributeType();
 673   if (aType == ModelAPI_AttributeReference::typeId()) {
 674     AttributeReferencePtr aRef =
 675       std::dynamic_pointer_cast<ModelAPI_AttributeReference>(theAttribute);
 676     ObjectPtr aObject = aRef->value();
 677     if (!(aObject && aObject->isSame(theObject))) {
 678       aRef->setValue(theObject);
 679     }
 680   } else if (aType == ModelAPI_AttributeRefAttr::typeId()) {
 681     AttributeRefAttrPtr aRefAttr =
 682       std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(theAttribute);
 683
 684     AttributePtr anAttribute = theWorkshop->module()->findAttribute(theObject, theShape);
 685     if (anAttribute.get())
 686       aRefAttr->setAttr(anAttribute);
 687     else {
 688       ObjectPtr aObject = aRefAttr->object();
 689       if (!(aObject && aObject->isSame(theObject))) {
 690         aRefAttr->setObject(theObject);
 691       }
 692     }
 693   } else if (aType == ModelAPI_AttributeSelection::typeId()) {
 694     AttributeSelectionPtr aSelectAttr =
 695                              std::dynamic_pointer_cast<ModelAPI_AttributeSelection>(theAttribute);
 696     if (aSelectAttr.get() != NULL) {
 697       aSelectAttr->setValue(theObject, theShape, theTemporarily);
 698     }
 699   }
 700   if (aType == ModelAPI_AttributeSelectionList::typeId()) {
 701     AttributeSelectionListPtr aSelectionListAttr =
 702                          std::dynamic_pointer_cast<ModelAPI_AttributeSelectionList>(theAttribute);
 703     if (!theCheckIfAttributeHasObject ||
 704       !aSelectionListAttr->isInList(theObject, theShape, theTemporarily))
 705       aSelectionListAttr->append(theObject, theShape, theTemporarily);
 706   }
 707   else if (aType == ModelAPI_AttributeRefList::typeId()) {
 708     AttributeRefListPtr aRefListAttr =
 709       std::dynamic_pointer_cast<ModelAPI_AttributeRefList>(theAttribute);
 710     if (!theCheckIfAttributeHasObject || !aRefListAttr->isInList(theObject)) {
 711       if (theObject.get())
 712         aRefListAttr->append(theObject);
 713       else
 714         isDone = false;
 715     }
 716   }
 717   else if (aType == ModelAPI_AttributeRefAttrList::typeId()) {
 718     AttributeRefAttrListPtr aRefAttrListAttr =
 719       std::dynamic_pointer_cast<ModelAPI_AttributeRefAttrList>(theAttribute);
 720     AttributePtr anAttribute = theWorkshop->module()->findAttribute(theObject, theShape);
 721
 722     if (anAttribute.get()) {
 723       if (!theCheckIfAttributeHasObject || !aRefAttrListAttr->isInList(anAttribute))
 724         aRefAttrListAttr->append(anAttribute);
 725     }
 726     else {
 727       if (!theCheckIfAttributeHasObject || !aRefAttrListAttr->isInList(theObject)) {
 728         if (theObject.get())
 729           aRefAttrListAttr->append(theObject);
 730         else
 731           isDone = false;
 732       }
 733     }
 734   }
 735   return isDone;
 736 }
 737
 738 GeomShapePtr getShape(const AttributePtr& theAttribute, ModuleBase_IWorkshop* theWorkshop)
 739 {
 740   GeomShapePtr aShape;
 741   if (!theAttribute.get())
 742     return aShape;
 743
 744   std::string aType = theAttribute->attributeType();
 745   if (aType == ModelAPI_AttributeReference::typeId()) {
 746   } else if (aType == ModelAPI_AttributeRefAttr::typeId()) {
 747     AttributeRefAttrPtr aRefAttr =
 748       std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(theAttribute);
 749     if (aRefAttr.get() && !aRefAttr->isObject()) {
 750       AttributePtr anAttribute = aRefAttr->attr();
 751       aShape = theWorkshop->module()->findShape(anAttribute);
 752     }
 753   } else if (aType == ModelAPI_AttributeSelection::typeId()) {
 754     AttributeSelectionPtr aSelectAttr = std::dynamic_pointer_cast<ModelAPI_AttributeSelection>
 755                                                                                  (theAttribute);
 756     aShape = aSelectAttr->value();
 757   }
 758   else // Geom2D point processing
 759     aShape = theWorkshop->module()->findShape(theAttribute);
 760   return aShape;
 761 }
 762
 763 void flushUpdated(ObjectPtr theObject)
 764 {
 765   blockUpdateViewer(true);
 766
 767   // Fix the problem of not previewed results of constraints applied. Flush Create/Delete
 768   // (for the sketch result) to start processing of the sketch in the solver.
 769   // TODO: these flushes should be moved in a separate method provided by Model
 770   Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_CREATED));
 771   Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_VISUAL_ATTRIBUTES));
 772   Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_UPDATED));
 773   Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_UPDATE_SELECTION));
 774   Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_DELETED));
 775
 776   blockUpdateViewer(false);
 777 }
 778
 779 void blockUpdateViewer(const bool theValue)
 780 {
 781   // the viewer update should be blocked in order to avoid the temporary feature content
 782   // when the solver processes the feature, the redisplay message can be flushed
 783   // what caused the display in the viewer preliminary states of object
 784   // e.g. fillet feature, angle value change
 785   std::shared_ptr<Events_Message> aMsg;
 786   if (theValue) {
 787     aMsg = std::shared_ptr<Events_Message>(
 788         new Events_Message(Events_Loop::eventByName(EVENT_UPDATE_VIEWER_BLOCKED)));
 789   }
 790   else {
 791     // the viewer update should be unblocked
 792     aMsg = std::shared_ptr<Events_Message>(
 793         new Events_Message(Events_Loop::eventByName(EVENT_UPDATE_VIEWER_UNBLOCKED)));
 794   }
 795   Events_Loop::loop()->send(aMsg);
 796 }
 797
 798 QString wrapTextByWords(const QString& theValue, QWidget* theWidget,
 799                                           int theMaxLineInPixels)
 800 {
 801   static QFontMetrics tfm(theWidget ? theWidget->font() : QApplication::font());
 802   static qreal phi = 2.618;
 803
 804   QRect aBounds = tfm.boundingRect(theValue);
 805   if(aBounds.width() <= theMaxLineInPixels)
 806     return theValue;
 807
 808   qreal s = aBounds.width() * aBounds.height();
 809   qreal aGoldWidth = sqrt(s*phi);
 810
 811   QStringList aWords = theValue.split(" ", QString::SkipEmptyParts);
 812   QStringList aLines;
 813   int n = aWords.count();
 814   QString aLine;
 815   for (int i = 0; i < n; i++) {
 816     QString aLineExt =  i == 0 ? aWords[i] : aLine + " " + aWords[i];
 817     qreal anWidthNonExt = tfm.boundingRect(aLine).width();
 818     qreal anWidthExt = tfm.boundingRect(aLineExt).width();
 819     qreal aDeltaNonExt = fabs(anWidthNonExt-aGoldWidth);
 820     qreal aDeltaExt    = fabs(anWidthExt-aGoldWidth);
 821     if(aDeltaNonExt < aDeltaExt) {
 822       // new line
 823       aLines.append(aLine);
 824       aLine = aWords[i];
 825     }
 826     else
 827       aLine = aLineExt;
 828   }
 829
 830   if(!aLine.isEmpty())
 831     aLines.append(aLine);
 832
 833   QString aResult = aLines.join("\n");
 834   return aResult;
 835 }
 836
 837 //**************************************************************
 838 QLocale doubleLocale()
 839 {
 840   // VSR 01/07/2010: Disable thousands separator for spin box
 841   // (to avoid inconsistency of double-2-string and string-2-double conversion)
 842   QLocale aLocale;
 843   aLocale.setNumberOptions(aLocale.numberOptions() |
 844                            QLocale::OmitGroupSeparator |
 845                            QLocale::RejectGroupSeparator);
 846   return aLocale;
 847 }
 848
 849 //**************************************************************
 850 void refsToFeatureInFeatureDocument(const ObjectPtr& theObject,
 851                                     std::set<FeaturePtr>& theRefFeatures)
 852 {
 853   FeaturePtr aFeature = ModelAPI_Feature::feature(theObject);
 854   if (aFeature.get()) {
 855     DocumentPtr aFeatureDoc = aFeature->document();
 856     // 1. find references in the current document
 857     aFeatureDoc->refsToFeature(aFeature, theRefFeatures, false);
 858   }
 859 }
 860
 861
 862 //**************************************************************
 863 /*bool isSubOfComposite(const ObjectPtr& theObject)
 864 {
 865   bool isSub = false;
 866   std::set<FeaturePtr> aRefFeatures;
 867   refsToFeatureInFeatureDocument(theObject, aRefFeatures);
 868   std::set<FeaturePtr>::const_iterator anIt = aRefFeatures.begin(),
 869                                        aLast = aRefFeatures.end();
 870   for (; anIt != aLast && !isSub; anIt++) {
 871     isSub = isSubOfComposite(theObject, *anIt);
 872   }
 873   return isSub;
 874 }*/
 875
 876 //**************************************************************
 877 /*bool isSubOfComposite(const ObjectPtr& theObject, const FeaturePtr& theFeature)
 878 {
 879   bool isSub = false;
 880   CompositeFeaturePtr aComposite = std::dynamic_pointer_cast<ModelAPI_CompositeFeature>(theFeature);
 881   if (aComposite.get()) {
 882     isSub = aComposite->isSub(theObject);
 883     // the recursive is possible, the parameters are sketch circle and extrusion cut. They are
 884     // separated by composite sketch feature
 885     if (!isSub) {
 886       int aNbSubs = aComposite->numberOfSubs();
 887       for (int aSub = 0; aSub < aNbSubs && !isSub; aSub++) {
 888         isSub = isSubOfComposite(theObject, aComposite->subFeature(aSub));
 889       }
 890     }
 891   }
 892   return isSub;
 893 }*/
 894
 895 //**************************************************************
 896 ResultPtr firstResult(const ObjectPtr& theObject)
 897 {
 898   ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_Result>(theObject);
 899   if (!aResult.get()) {
 900     FeaturePtr aFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(theObject);
 901     if (aFeature.get())
 902       aResult = aFeature->firstResult();
 903   }
 904   return aResult;
 905 }
 906
 907 //**************************************************************
 908 bool isFeatureOfResult(const FeaturePtr& theFeature, const std::string& theGroupOfResult)
 909 {
 910   bool isResult = false;
 911
 912   if (!theFeature->data()->isValid())
 913     return isResult;
 914
 915   ResultPtr aFirstResult = theFeature->firstResult();
 916   if (!aFirstResult.get())
 917     return isResult;
 918
 919   return aFirstResult->groupName() == theGroupOfResult;
 920 }
 921
 922 //**************************************************************
 923 bool hasModuleDocumentFeature(const std::set<FeaturePtr>& theFeatures)
 924 {
 925   bool aFoundModuleDocumentObject = false;
 926   DocumentPtr aModuleDoc = ModelAPI_Session::get()->moduleDocument();
 927
 928   std::set<FeaturePtr>::const_iterator anIt = theFeatures.begin(), aLast = theFeatures.end();
 929   for (; anIt != aLast && !aFoundModuleDocumentObject; anIt++) {
 930     FeaturePtr aFeature = *anIt;
 931     ResultPtr aResult = ModuleBase_Tools::firstResult(aFeature);
 932     if (aResult.get() && aResult->groupName() == ModelAPI_ResultPart::group())
 933       continue;
 934     aFoundModuleDocumentObject = aFeature->document() == aModuleDoc;
 935   }
 936
 937   return aFoundModuleDocumentObject;
 938 }
 939
 940 //**************************************************************
 941 bool askToDelete(const std::set<FeaturePtr> theFeatures,
 942                  const std::map<FeaturePtr, std::set<FeaturePtr> >& theReferences,
 943                  QWidget* theParent,
 944                  std::set<FeaturePtr>& theReferencesToDelete,
 945                  const std::string& thePrefixInfo)
 946 {
 947   QString aNotActivatedDocWrn;
 948   std::string aNotActivatedNames;
 949   if (!ModelAPI_Tools::allDocumentsActivated(aNotActivatedNames)) {
 950     if (ModuleBase_Tools::hasModuleDocumentFeature(theFeatures))
 951       aNotActivatedDocWrn =
 952         QObject::tr("Selected objects can be used in Part documents which are not loaded: %1.\n")
 953                             .arg(aNotActivatedNames.c_str());
 954   }
 955
 956   std::set<FeaturePtr> aFeaturesRefsTo;
 957   std::set<FeaturePtr> aFeaturesRefsToParameter;
 958   std::set<FeaturePtr> aParameterFeatures;
 959   QStringList aPartFeatureNames;
 960   std::set<FeaturePtr>::const_iterator anIt = theFeatures.begin(),
 961                                        aLast = theFeatures.end();
 962   // separate features to references to parameter features and references to others
 963   for (; anIt != aLast; anIt++) {
 964     FeaturePtr aFeature = *anIt;
 965     if (theReferences.find(aFeature) == theReferences.end())
 966       continue;
 967
 968     if (isFeatureOfResult(aFeature, ModelAPI_ResultPart::group()))
 969       aPartFeatureNames.append(aFeature->name().c_str());
 970
 971     std::set<FeaturePtr> aRefFeatures;
 972     std::set<FeaturePtr> aRefList = theReferences.at(aFeature);
 973     std::set<FeaturePtr>::const_iterator aRefIt = aRefList.begin(), aRefLast = aRefList.end();
 974     for (; aRefIt != aRefLast; aRefIt++) {
 975       FeaturePtr aRefFeature = *aRefIt;
 976       if (theFeatures.find(aRefFeature) == theFeatures.end() && // it is not selected
 977           aRefFeatures.find(aRefFeature) == aRefFeatures.end()) // it is not added
 978         aRefFeatures.insert(aRefFeature);
 979     }
 980
 981     if (isFeatureOfResult(aFeature, ModelAPI_ResultParameter::group())) {
 982       aFeaturesRefsToParameter.insert(aRefFeatures.begin(), aRefFeatures.end());
 983       aParameterFeatures.insert(aFeature);
 984     }
 985     else {
 986       theReferencesToDelete.insert(aRefFeatures.begin(), aRefFeatures.end());
 987     }
 988   }
 989
 990   std::set<FeaturePtr> aFeaturesRefsToParameterOnly;
 991   anIt = aFeaturesRefsToParameter.begin();
 992   aLast = aFeaturesRefsToParameter.end();
 993   // separate features to references to parameter features and references to others
 994   QStringList aParamFeatureNames;
 995   for (; anIt != aLast; anIt++) {
 996     FeaturePtr aFeature = *anIt;
 997     if (theReferencesToDelete.find(aFeature) == theReferencesToDelete.end()) {
 998       aFeaturesRefsToParameterOnly.insert(aFeature);
 999       aParamFeatureNames.append(aFeature->name().c_str());
1000     }
1001   }
1002   aParamFeatureNames.sort();
1003   QStringList anOtherFeatureNames;
1004   anIt = theReferencesToDelete.begin();
1005   aLast = theReferencesToDelete.end();
1006   for (; anIt != aLast; anIt++) {
1007     FeaturePtr aFeature = *anIt;
1008     if (aFeature->getKind() == "RemoveResults")
1009       continue; // skip the remove results feature mentioning: result will be removed anyway
1010     if (isFeatureOfResult(aFeature, ModelAPI_ResultPart::group()))
1011       aPartFeatureNames.append(aFeature->name().c_str());
1012     else
1013       anOtherFeatureNames.append(aFeature->name().c_str());
1014   }
1015   aPartFeatureNames.sort();
1016   anOtherFeatureNames.sort();
1017
1018   QMessageBox aMessageBox(theParent);
1019   aMessageBox.setWindowTitle(QObject::tr("Delete features"));
1020   aMessageBox.setIcon(QMessageBox::Warning);
1021   aMessageBox.setStandardButtons(QMessageBox::No | QMessageBox::Yes);
1022   aMessageBox.setDefaultButton(QMessageBox::No);
1023
1024   QString aText;
1025   if (!thePrefixInfo.empty())
1026     aText = thePrefixInfo.c_str();
1027   QString aSep = ", ";
1028   if (!aPartFeatureNames.empty()) {
1029     aText += QString(QObject::tr("The following parts will be deleted: %1.\n"))
1030              .arg(aPartFeatureNames.join(aSep));
1031   }
1032   if (!aNotActivatedDocWrn.isEmpty())
1033     aText += aNotActivatedDocWrn;
1034   if (!anOtherFeatureNames.empty()) {
1035     const char* aMsg = "Features are used in the following features: %1.\nThese "
1036                        "features will be deleted.\n";
1037     aText += QString(QObject::tr(aMsg))
1038                      .arg(anOtherFeatureNames.join(aSep));
1039   }
1040   if (!aParamFeatureNames.empty()) {
1041     const char* aMsg = "Parameters are used directly and through a sequence "
1042                        "of dependencies in the following features: %1.\nThese features will "
1043                        "be deleted.\nOr parameters could be replaced by their values.\n";
1044     aText += QString(QObject::tr(aMsg))
1045                      .arg(aParamFeatureNames.join(aSep));
1046 #ifdef _DEBUG
1047     QPushButton *aReplaceButton =
1048 #endif
1049       aMessageBox.addButton(QObject::tr("Replace"), QMessageBox::ActionRole);
1050   }
1051
1052   if (!aText.isEmpty()) {
1053     aText += "Would you like to continue?";
1054     aMessageBox.setText(aText);
1055     aMessageBox.exec();
1056     QMessageBox::ButtonRole aButtonRole = aMessageBox.buttonRole(aMessageBox.clickedButton());
1057
1058     if (aButtonRole == QMessageBox::NoRole)
1059       return false;
1060
1061     if (aButtonRole == QMessageBox::ActionRole) {
1062       foreach (FeaturePtr aObj, aParameterFeatures)
1063         ModelAPI_ReplaceParameterMessage::send(aObj, 0);
1064     }
1065     else
1066       theReferencesToDelete.insert(aFeaturesRefsToParameterOnly.begin(),
1067                                    aFeaturesRefsToParameterOnly.end());
1068   }
1069   return true;
1070 }
1071
1072 //**************************************************************
1073 void convertToFeatures(const QObjectPtrList& theObjects, std::set<FeaturePtr>& theFeatures)
1074 {
1075   QObjectPtrList::const_iterator anIt = theObjects.begin(), aLast = theObjects.end();
1076   for(; anIt != aLast; anIt++) {
1077     ObjectPtr anObject = *anIt;
1078     FeaturePtr aFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(anObject);
1079     // for parameter result, use the corresponded reature to be removed
1080     if (!aFeature.get() && anObject->groupName() == ModelAPI_ResultParameter::group()) {
1081       aFeature = ModelAPI_Feature::feature(anObject);
1082     }
1083     if (aFeature.get())
1084       theFeatures.insert(aFeature);
1085   }
1086 }
1087
1088 //**************************************************************
1089 void convertToFolders(const QObjectPtrList& theObjects,
1090                                          std::set<FolderPtr>& theFolders)
1091 {
1092   QObjectPtrList::const_iterator anIt = theObjects.begin(), aLast = theObjects.end();
1093   for(; anIt != aLast; anIt++) {
1094     ObjectPtr anObject = *anIt;
1095     FolderPtr aFeature = std::dynamic_pointer_cast<ModelAPI_Folder>(anObject);
1096     if (aFeature.get())
1097       theFolders.insert(aFeature);
1098   }
1099 }
1100
1101
1102 //**************************************************************
1103 QString translate(const Events_InfoMessage& theMessage)
1104 {
1105   QString aMessage;
1106
1107   if (!theMessage.empty()) {
1108     std::string aStr = Config_Translator::translate(theMessage);
1109     if (!aStr.empty()) {
1110       std::string aCodec = Config_Translator::codec(theMessage);
1111       aMessage = QTextCodec::codecForName(aCodec.c_str())->toUnicode(aStr.c_str());
1112     }
1113   }
1114
1115   return aMessage;
1116 }
1117
1118 QString translate(const std::string& theContext, const std::string& theMessage)
1119 {
1120   QString aMessage;
1121
1122   if (!theMessage.empty()) {
1123     std::string aStr = Config_Translator::translate(theContext, theMessage);
1124     if (!aStr.empty()) {
1125       std::string aCodec = Config_Translator::codec(theContext);
1126       aMessage = QTextCodec::codecForName(aCodec.c_str())->toUnicode(aStr.c_str());
1127     }
1128   }
1129
1130   return aMessage;
1131 }
1132
1133 void setPointBallHighlighting(AIS_InteractiveObject* theAIS)
1134 {
1135   static Handle(Image_AlienPixMap) aPixMap;
1136   if(aPixMap.IsNull()) {
1137     // Load icon for the presentation
1138     std::string aFile;
1139     char* anEnv = getenv("SHAPER_ROOT_DIR");
1140     if(anEnv) {
1141       aFile = std::string(anEnv) +
1142         FSEP + "share" + FSEP + "salome" + FSEP + "resources" + FSEP + "shaper";
1143     } else {
1144       anEnv = getenv("CADBUILDER_ROOT_DIR");
1145       if (anEnv)
1146         aFile = std::string(anEnv) + FSEP + "resources";
1147     }
1148
1149     aFile += FSEP;
1150     static const std::string aMarkerName = "marker_dot.png";
1151     aFile += aMarkerName;
1152     aPixMap = new Image_AlienPixMap();
1153     if(!aPixMap->Load(aFile.c_str())) {
1154       // The icon for constraint is not found
1155       static const std::string aMsg =
1156         "Error: Point market not found by path: \"" + aFile + "\". Falling back.";
1157       //Events_InfoMessage("ModuleBase_Tools::setPointBallHighlighting", aMsg).send();
1158     }
1159   }
1160
1161   Handle(Graphic3d_AspectMarker3d) anAspect;
1162   Handle(Prs3d_Drawer) aDrawer = theAIS->DynamicHilightAttributes();
1163   if (aDrawer.IsNull()) {
1164     if (ModuleBase_IViewer::DefaultHighlightDrawer.IsNull())
1165       return;
1166     aDrawer = new Prs3d_Drawer(*ModuleBase_IViewer::DefaultHighlightDrawer);
1167     if (!aDrawer->HasOwnPointAspect()) {
1168       aDrawer->SetPointAspect(new Prs3d_PointAspect(Aspect_TOM_BALL, Quantity_NOC_BLACK, 2.0));
1169     }
1170   }
1171   if(aDrawer->HasOwnPointAspect()) {
1172     Handle(Prs3d_PointAspect) aPntAspect = aDrawer->PointAspect();
1173     if(aPixMap->IsEmpty()) {
1174       anAspect = aPntAspect->Aspect();
1175       anAspect->SetType(Aspect_TOM_BALL);
1176     } else {
1177       if(aPixMap->Format() == Image_PixMap::ImgGray) {
1178         aPixMap->SetFormat (Image_PixMap::ImgAlpha);
1179       } else if(aPixMap->Format() == Image_PixMap::ImgGrayF) {
1180         aPixMap->SetFormat (Image_PixMap::ImgAlphaF);
1181       }
1182       anAspect = new Graphic3d_AspectMarker3d(aPixMap);
1183       aPntAspect->SetAspect(anAspect);
1184     }
1185     aDrawer->SetPointAspect(aPntAspect);
1186           theAIS->SetDynamicHilightAttributes(aDrawer);
1187   }
1188 }
1189
1190 FeaturePtr createParameter(const QString& theText)
1191 {
1192   FeaturePtr aParameter;
1193   QStringList aList = theText.split("=");
1194   if (aList.count() != 2) {
1195     return aParameter;
1196   }
1197   QString aParamName = aList.at(0).trimmed();
1198
1199   if (isNameExist(aParamName, FeaturePtr())) {
1200     return aParameter;
1201   }
1202
1203   if (!ModelAPI_Expression::isVariable(aParamName.toStdString())) {
1204     return aParameter;
1205   }
1206
1207   QString aExpression = aList.at(1).trimmed();
1208   if (aExpression.isEmpty()) {
1209     return aParameter;
1210   }
1211
1212   SessionPtr aMgr = ModelAPI_Session::get();
1213   std::shared_ptr<ModelAPI_Document> aDoc = aMgr->activeDocument();
1214
1215   aParameter = aDoc->addFeature("Parameter");
1216   if (aParameter.get()) {
1217     AttributeStringPtr aNameAttr = aParameter->string("variable");
1218     aNameAttr->setValue(aParamName.toStdString());
1219
1220     AttributeStringPtr aExprAttr = aParameter->string("expression");
1221     aExprAttr->setValue(aExpression.toStdString());
1222     aParameter->execute();
1223
1224     Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_CREATED));
1225     Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_UPDATED));
1226   }
1227   return aParameter;
1228 }
1229
1230 void editParameter(FeaturePtr theParam, const QString& theText)
1231 {
1232   QStringList aList = theText.split("=");
1233   QString aParamName = aList.at(0).trimmed();
1234
1235   QString aExpression = aList.at(1).trimmed();
1236   if (aExpression.isEmpty()) {
1237     return;
1238   }
1239
1240   if (isNameExist(aParamName, theParam)) {
1241     return;
1242   }
1243   AttributeStringPtr aNameAttr = theParam->string("variable");
1244   aNameAttr->setValue(aParamName.toStdString());
1245
1246   AttributeStringPtr aExprAttr = theParam->string("expression");
1247   aExprAttr->setValue(aExpression.toStdString());
1248   theParam->execute();
1249
1250   Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_UPDATED));
1251 }
1252
1253 bool isNameExist(const QString& theName, FeaturePtr theIgnoreParameter)
1254 {
1255   SessionPtr aMgr = ModelAPI_Session::get();
1256   std::shared_ptr<ModelAPI_Document> aDoc = aMgr->activeDocument();
1257   FeaturePtr aParamFeature;
1258   int aNbFeatures = aDoc->numInternalFeatures();
1259   std::string aName = theName.toStdString();
1260   for (int i = 0; i < aNbFeatures; i++) {
1261     aParamFeature = aDoc->internalFeature(i);
1262     if (aParamFeature && aParamFeature->getKind() == "Parameter") {
1263       if ((theIgnoreParameter != aParamFeature) && (aParamFeature->name() == aName))
1264         return true;
1265     }
1266   }
1267   return false;
1268 }
1269
1270 FeaturePtr findParameter(const QString& theName)
1271 {
1272   SessionPtr aMgr = ModelAPI_Session::get();
1273   std::shared_ptr<ModelAPI_Document> aDoc = aMgr->activeDocument();
1274   FeaturePtr aParamFeature;
1275   int aNbFeatures = aDoc->numInternalFeatures();
1276   std::string aName = theName.toStdString();
1277   for (int i = 0; i < aNbFeatures; i++) {
1278     aParamFeature = aDoc->internalFeature(i);
1279     if (aParamFeature && aParamFeature->getKind() == "Parameter") {
1280       if (aParamFeature->name() == aName)
1281         return aParamFeature;
1282     }
1283   }
1284   return FeaturePtr();
1285 }
1286
1287
1288 //********************************************************************
1289 std::string generateName(const AttributePtr& theAttribute,
1290   ModuleBase_IWorkshop* theWorkshop)
1291 {
1292   std::string aName;
1293   if (theAttribute.get() != NULL) {
1294     FeaturePtr aFeature = ModelAPI_Feature::feature(theAttribute->owner());
1295     if (aFeature.get()) {
1296       std::string aXmlCfg, aDescription;
1297       theWorkshop->module()->getXMLRepresentation(aFeature->getKind(), aXmlCfg, aDescription);
1298
1299       ModuleBase_WidgetFactory aFactory(aXmlCfg, theWorkshop);
1300       std::string anAttributeTitle;
1301       aFactory.getAttributeTitle(theAttribute->id(), anAttributeTitle);
1302
1303       std::stringstream aStreamName;
1304       aStreamName << theAttribute->owner()->data()->name() << "/" << anAttributeTitle.c_str();
1305       aName = aStreamName.str();
1306     }
1307   }
1308   return aName;
1309 }
1310
1311 bool isSameShape(const TopoDS_Shape& theShape1, const TopoDS_Shape& theShape2)
1312 {
1313   // In case of compound we cannot rely on simple comparison method.
1314   // If the compound is generated by Group feature then this compound is alwais new.
1315   // So, we have to compare content of these compounds
1316   if (theShape1.ShapeType() != theShape2.ShapeType())
1317     return false;
1318
1319   if (theShape1.ShapeType() != TopAbs_COMPOUND)
1320     return theShape1.IsSame(theShape2);
1321
1322   TopoDS_Iterator aIt1(theShape1);
1323   TopoDS_Iterator aIt2(theShape2);
1324
1325   for (; aIt1.More() && aIt2.More(); aIt1.Next(), aIt2.Next()) {
1326     if (!(aIt1.Value()).IsSame(aIt2.Value()))
1327       return false;
1328   }
1329   return true;
1330 }
1331
1332 qreal currentPixelRatio()
1333 {
1334   QWindowList aWnds = qApp->topLevelWindows();
1335   if (aWnds.size() > 0)
1336     return aWnds.first()->devicePixelRatio();
1337   return qApp->primaryScreen()->devicePixelRatio();
1338 }
1339
1340
1341 } // namespace ModuleBase_Tools
1342
1343