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
 476   theDrawer->SetDeviationCoefficient(aDeflection);
 477 }
 478
 479 Quantity_Color color(const std::string& theSection,
 480                      const std::string& theName)
 481 {
 482   std::vector<int> aColor = Config_PropManager::color(theSection, theName);
 483   return Quantity_Color(aColor[0] / 255., aColor[1] / 255., aColor[2] / 255., Quantity_TOC_RGB);
 484 }
 485
 486 ObjectPtr getObject(const AttributePtr& theAttribute)
 487 {
 488   ObjectPtr anObject;
 489   std::string anAttrType = theAttribute->attributeType();
 490   if (anAttrType == ModelAPI_AttributeRefAttr::typeId()) {
 491     AttributeRefAttrPtr anAttr =
 492       std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(theAttribute);
 493     if (anAttr != NULL && anAttr->isObject())
 494       anObject = anAttr->object();
 495   }
 496   if (anAttrType == ModelAPI_AttributeSelection::typeId()) {
 497     AttributeSelectionPtr anAttr =
 498       std::dynamic_pointer_cast<ModelAPI_AttributeSelection>(theAttribute);
 499     if (anAttr != NULL)
 500       anObject = anAttr->context();
 501   }
 502   if (anAttrType == ModelAPI_AttributeReference::typeId()) {
 503     AttributeReferencePtr anAttr =
 504       std::dynamic_pointer_cast<ModelAPI_AttributeReference>(theAttribute);
 505     if (anAttr.get() != NULL)
 506       anObject = anAttr->value();
 507   }
 508   return anObject;
 509 }
 510
 511 TopAbs_ShapeEnum getCompoundSubType(const TopoDS_Shape& theShape)
 512 {
 513   TopAbs_ShapeEnum aShapeType = theShape.ShapeType();
 514
 515   // for compounds check sub-shapes: it may be compound of needed type:
 516   // Booleans may produce compounds of Solids
 517   if (aShapeType == TopAbs_COMPOUND) {
 518     for(TopoDS_Iterator aSubs(theShape); aSubs.More(); aSubs.Next()) {
 519       if (!aSubs.Value().IsNull()) {
 520         TopAbs_ShapeEnum aSubType = aSubs.Value().ShapeType();
 521         if (aSubType == TopAbs_COMPOUND) { // compound of compound(s)
 522           aShapeType = TopAbs_COMPOUND;
 523           break;
 524         }
 525         if (aShapeType == TopAbs_COMPOUND) {
 526           aShapeType = aSubType;
 527         } else if (aShapeType != aSubType) { // compound of shapes of different types
 528           aShapeType = TopAbs_COMPOUND;
 529           break;
 530         }
 531       }
 532     }
 533   }
 534   return aShapeType;
 535 }
 536
 537 TopoDS_Shape getSelectedShape(const std::shared_ptr<ModuleBase_ViewerPrs>& thePrs)
 538 {
 539   if (thePrs->shape().get())
 540     return thePrs->shape()->impl<TopoDS_Shape>();
 541
 542   Handle(StdSelect_BRepOwner) anOwner = Handle(StdSelect_BRepOwner)::DownCast(thePrs->owner());
 543   if (!anOwner.IsNull())
 544     return anOwner->Shape();
 545
 546   return TopoDS_Shape();
 547 }
 548
 549 void getParameters(QStringList& theParameters)
 550 {
 551   theParameters.clear();
 552
 553   SessionPtr aSession = ModelAPI_Session::get();
 554   std::list<DocumentPtr> aDocList;
 555   DocumentPtr anActiveDocument = aSession->activeDocument();
 556   DocumentPtr aRootDocument = aSession->moduleDocument();
 557   aDocList.push_back(anActiveDocument);
 558   if (anActiveDocument != aRootDocument) {
 559     aDocList.push_back(aRootDocument);
 560   }
 561   std::string aGroupId = ModelAPI_ResultParameter::group();
 562   for(std::list<DocumentPtr>::const_iterator it = aDocList.begin(); it != aDocList.end(); ++it) {
 563     DocumentPtr aDocument = *it;
 564     int aSize = aDocument->size(aGroupId);
 565     for (int i = 0; i < aSize; i++) {
 566       ObjectPtr anObject = aDocument->object(aGroupId, i);
 567       std::string aParameterName = anObject->data()->name();
 568       theParameters.append(aParameterName.c_str());
 569     }
 570   }
 571 }
 572
 573 std::string findGreedAttribute(ModuleBase_IWorkshop* theWorkshop,
 574                                const FeaturePtr& theFeature)
 575 {
 576   std::string anAttributeId;
 577
 578   std::string aXmlCfg, aDescription;
 579   theWorkshop->module()->getXMLRepresentation(theFeature->getKind(), aXmlCfg, aDescription);
 580
 581   ModuleBase_WidgetFactory aFactory(aXmlCfg, theWorkshop);
 582   std::string anAttributeTitle;
 583   aFactory.getGreedAttribute(anAttributeId);
 584
 585   return anAttributeId;
 586 }
 587
 588 bool hasObject(const AttributePtr& theAttribute, const ObjectPtr& theObject,
 589                const std::shared_ptr<GeomAPI_Shape>& theShape,
 590                ModuleBase_IWorkshop* theWorkshop,
 591                const bool theTemporarily)
 592 {
 593   bool aHasObject = false;
 594   if (!theAttribute.get())
 595     return aHasObject;
 596
 597   std::string aType = theAttribute->attributeType();
 598   if (aType == ModelAPI_AttributeReference::typeId()) {
 599     AttributeReferencePtr aRef =
 600       std::dynamic_pointer_cast<ModelAPI_AttributeReference>(theAttribute);
 601     ObjectPtr aObject = aRef->value();
 602     aHasObject = aObject && aObject->isSame(theObject);
 603     //if (!(aObject && aObject->isSame(theObject))) {
 604     //  aRef->setValue(theObject);
 605     //}
 606   } else if (aType == ModelAPI_AttributeRefAttr::typeId()) {
 607     AttributeRefAttrPtr aRefAttr =
 608       std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(theAttribute);
 609
 610     AttributePtr anAttribute = theWorkshop->module()->findAttribute(theObject, theShape);
 611     if (anAttribute.get()) {
 612       //aRefAttr->setAttr(anAttribute);
 613     }
 614     else {
 615       ObjectPtr aObject = aRefAttr->object();
 616       aHasObject = aObject && aObject->isSame(theObject);
 617       //if (!(aObject && aObject->isSame(theObject))) {
 618       //  aRefAttr->setObject(theObject);
 619       //}
 620     }
 621   } else if (aType == ModelAPI_AttributeSelection::typeId()) {
 622     /*AttributeSelectionPtr aSelectAttr =
 623                              std::dynamic_pointer_cast<ModelAPI_AttributeSelection>(theAttribute);
 624     ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_Result>(theObject);
 625     if (aSelectAttr.get() != NULL) {
 626       aSelectAttr->setValue(aResult, theShape, theTemporarily);
 627     }*/
 628   }
 629   if (aType == ModelAPI_AttributeSelectionList::typeId()) {
 630     AttributeSelectionListPtr aSelectionListAttr =
 631                          std::dynamic_pointer_cast<ModelAPI_AttributeSelectionList>(theAttribute);
 632     aHasObject = aSelectionListAttr->isInList(theObject, theShape, theTemporarily);
 633   }
 634   else if (aType == ModelAPI_AttributeRefList::typeId()) {
 635     AttributeRefListPtr aRefListAttr =
 636       std::dynamic_pointer_cast<ModelAPI_AttributeRefList>(theAttribute);
 637     aHasObject = aRefListAttr->isInList(theObject);
 638     //if (!theCheckIfAttributeHasObject || !aRefListAttr->isInList(theObject))
 639     //  aRefListAttr->append(theObject);
 640   }
 641   else if (aType == ModelAPI_AttributeRefAttrList::typeId()) {
 642     AttributeRefAttrListPtr aRefAttrListAttr =
 643       std::dynamic_pointer_cast<ModelAPI_AttributeRefAttrList>(theAttribute);
 644     AttributePtr anAttribute = theWorkshop->module()->findAttribute(theObject, theShape);
 645
 646     if (anAttribute.get()) {
 647       aHasObject = aRefAttrListAttr->isInList(anAttribute);
 648       //if (!theCheckIfAttributeHasObject || !aRefAttrListAttr->isInList(anAttribute))
 649       //  aRefAttrListAttr->append(anAttribute);
 650     }
 651     else {
 652       aHasObject = aRefAttrListAttr->isInList(theObject);
 653       //if (!theCheckIfAttributeHasObject || !aRefAttrListAttr->isInList(theObject))
 654       //  aRefAttrListAttr->append(theObject);
 655     }
 656   }
 657   return aHasObject;
 658 }
 659
 660 bool setObject(const AttributePtr& theAttribute, const ObjectPtr& theObject,
 661                const GeomShapePtr& theShape, ModuleBase_IWorkshop* theWorkshop,
 662                const bool theTemporarily, const bool theCheckIfAttributeHasObject)
 663 {
 664   if (!theAttribute.get())
 665     return false;
 666
 667   bool isDone = true;
 668   std::string aType = theAttribute->attributeType();
 669   if (aType == ModelAPI_AttributeReference::typeId()) {
 670     AttributeReferencePtr aRef =
 671       std::dynamic_pointer_cast<ModelAPI_AttributeReference>(theAttribute);
 672     ObjectPtr aObject = aRef->value();
 673     if (!(aObject && aObject->isSame(theObject))) {
 674       aRef->setValue(theObject);
 675     }
 676   } else if (aType == ModelAPI_AttributeRefAttr::typeId()) {
 677     AttributeRefAttrPtr aRefAttr =
 678       std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(theAttribute);
 679
 680     AttributePtr anAttribute = theWorkshop->module()->findAttribute(theObject, theShape);
 681     if (anAttribute.get())
 682       aRefAttr->setAttr(anAttribute);
 683     else {
 684       ObjectPtr aObject = aRefAttr->object();
 685       if (!(aObject && aObject->isSame(theObject))) {
 686         aRefAttr->setObject(theObject);
 687       }
 688     }
 689   } else if (aType == ModelAPI_AttributeSelection::typeId()) {
 690     AttributeSelectionPtr aSelectAttr =
 691                              std::dynamic_pointer_cast<ModelAPI_AttributeSelection>(theAttribute);
 692     if (aSelectAttr.get() != NULL) {
 693       aSelectAttr->setValue(theObject, theShape, theTemporarily);
 694     }
 695   }
 696   if (aType == ModelAPI_AttributeSelectionList::typeId()) {
 697     AttributeSelectionListPtr aSelectionListAttr =
 698                          std::dynamic_pointer_cast<ModelAPI_AttributeSelectionList>(theAttribute);
 699     if (!theCheckIfAttributeHasObject ||
 700       !aSelectionListAttr->isInList(theObject, theShape, theTemporarily))
 701       aSelectionListAttr->append(theObject, theShape, theTemporarily);
 702   }
 703   else if (aType == ModelAPI_AttributeRefList::typeId()) {
 704     AttributeRefListPtr aRefListAttr =
 705       std::dynamic_pointer_cast<ModelAPI_AttributeRefList>(theAttribute);
 706     if (!theCheckIfAttributeHasObject || !aRefListAttr->isInList(theObject)) {
 707       if (theObject.get())
 708         aRefListAttr->append(theObject);
 709       else
 710         isDone = false;
 711     }
 712   }
 713   else if (aType == ModelAPI_AttributeRefAttrList::typeId()) {
 714     AttributeRefAttrListPtr aRefAttrListAttr =
 715       std::dynamic_pointer_cast<ModelAPI_AttributeRefAttrList>(theAttribute);
 716     AttributePtr anAttribute = theWorkshop->module()->findAttribute(theObject, theShape);
 717
 718     if (anAttribute.get()) {
 719       if (!theCheckIfAttributeHasObject || !aRefAttrListAttr->isInList(anAttribute))
 720         aRefAttrListAttr->append(anAttribute);
 721     }
 722     else {
 723       if (!theCheckIfAttributeHasObject || !aRefAttrListAttr->isInList(theObject)) {
 724         if (theObject.get())
 725           aRefAttrListAttr->append(theObject);
 726         else
 727           isDone = false;
 728       }
 729     }
 730   }
 731   return isDone;
 732 }
 733
 734 GeomShapePtr getShape(const AttributePtr& theAttribute, ModuleBase_IWorkshop* theWorkshop)
 735 {
 736   GeomShapePtr aShape;
 737   if (!theAttribute.get())
 738     return aShape;
 739
 740   std::string aType = theAttribute->attributeType();
 741   if (aType == ModelAPI_AttributeReference::typeId()) {
 742   } else if (aType == ModelAPI_AttributeRefAttr::typeId()) {
 743     AttributeRefAttrPtr aRefAttr =
 744       std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(theAttribute);
 745     if (aRefAttr.get() && !aRefAttr->isObject()) {
 746       AttributePtr anAttribute = aRefAttr->attr();
 747       aShape = theWorkshop->module()->findShape(anAttribute);
 748     }
 749   } else if (aType == ModelAPI_AttributeSelection::typeId()) {
 750     AttributeSelectionPtr aSelectAttr = std::dynamic_pointer_cast<ModelAPI_AttributeSelection>
 751                                                                                  (theAttribute);
 752     aShape = aSelectAttr->value();
 753   }
 754   else // Geom2D point processing
 755     aShape = theWorkshop->module()->findShape(theAttribute);
 756   return aShape;
 757 }
 758
 759 void flushUpdated(ObjectPtr theObject)
 760 {
 761   blockUpdateViewer(true);
 762
 763   // Fix the problem of not previewed results of constraints applied. Flush Create/Delete
 764   // (for the sketch result) to start processing of the sketch in the solver.
 765   // TODO: these flushes should be moved in a separate method provided by Model
 766   Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_CREATED));
 767   Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_VISUAL_ATTRIBUTES));
 768   Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_UPDATED));
 769   Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_UPDATE_SELECTION));
 770   Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_DELETED));
 771
 772   blockUpdateViewer(false);
 773 }
 774
 775 void blockUpdateViewer(const bool theValue)
 776 {
 777   // the viewer update should be blocked in order to avoid the temporary feature content
 778   // when the solver processes the feature, the redisplay message can be flushed
 779   // what caused the display in the viewer preliminary states of object
 780   // e.g. fillet feature, angle value change
 781   std::shared_ptr<Events_Message> aMsg;
 782   if (theValue) {
 783     aMsg = std::shared_ptr<Events_Message>(
 784         new Events_Message(Events_Loop::eventByName(EVENT_UPDATE_VIEWER_BLOCKED)));
 785   }
 786   else {
 787     // the viewer update should be unblocked
 788     aMsg = std::shared_ptr<Events_Message>(
 789         new Events_Message(Events_Loop::eventByName(EVENT_UPDATE_VIEWER_UNBLOCKED)));
 790   }
 791   Events_Loop::loop()->send(aMsg);
 792 }
 793
 794 QString wrapTextByWords(const QString& theValue, QWidget* theWidget,
 795                                           int theMaxLineInPixels)
 796 {
 797   static QFontMetrics tfm(theWidget ? theWidget->font() : QApplication::font());
 798   static qreal phi = 2.618;
 799
 800   QRect aBounds = tfm.boundingRect(theValue);
 801   if(aBounds.width() <= theMaxLineInPixels)
 802     return theValue;
 803
 804   qreal s = aBounds.width() * aBounds.height();
 805   qreal aGoldWidth = sqrt(s*phi);
 806
 807   QStringList aWords = theValue.split(" ", QString::SkipEmptyParts);
 808   QStringList aLines;
 809   int n = aWords.count();
 810   QString aLine;
 811   for (int i = 0; i < n; i++) {
 812     QString aLineExt =  i == 0 ? aWords[i] : aLine + " " + aWords[i];
 813     qreal anWidthNonExt = tfm.boundingRect(aLine).width();
 814     qreal anWidthExt = tfm.boundingRect(aLineExt).width();
 815     qreal aDeltaNonExt = fabs(anWidthNonExt-aGoldWidth);
 816     qreal aDeltaExt    = fabs(anWidthExt-aGoldWidth);
 817     if(aDeltaNonExt < aDeltaExt) {
 818       // new line
 819       aLines.append(aLine);
 820       aLine = aWords[i];
 821     }
 822     else
 823       aLine = aLineExt;
 824   }
 825
 826   if(!aLine.isEmpty())
 827     aLines.append(aLine);
 828
 829   QString aResult = aLines.join("\n");
 830   return aResult;
 831 }
 832
 833 //**************************************************************
 834 QLocale doubleLocale()
 835 {
 836   // VSR 01/07/2010: Disable thousands separator for spin box
 837   // (to avoid inconsistency of double-2-string and string-2-double conversion)
 838   QLocale aLocale;
 839   aLocale.setNumberOptions(aLocale.numberOptions() |
 840                            QLocale::OmitGroupSeparator |
 841                            QLocale::RejectGroupSeparator);
 842   return aLocale;
 843 }
 844
 845 //**************************************************************
 846 void refsToFeatureInFeatureDocument(const ObjectPtr& theObject,
 847                                     std::set<FeaturePtr>& theRefFeatures)
 848 {
 849   FeaturePtr aFeature = ModelAPI_Feature::feature(theObject);
 850   if (aFeature.get()) {
 851     DocumentPtr aFeatureDoc = aFeature->document();
 852     // 1. find references in the current document
 853     aFeatureDoc->refsToFeature(aFeature, theRefFeatures, false);
 854   }
 855 }
 856
 857
 858 //**************************************************************
 859 /*bool isSubOfComposite(const ObjectPtr& theObject)
 860 {
 861   bool isSub = false;
 862   std::set<FeaturePtr> aRefFeatures;
 863   refsToFeatureInFeatureDocument(theObject, aRefFeatures);
 864   std::set<FeaturePtr>::const_iterator anIt = aRefFeatures.begin(),
 865                                        aLast = aRefFeatures.end();
 866   for (; anIt != aLast && !isSub; anIt++) {
 867     isSub = isSubOfComposite(theObject, *anIt);
 868   }
 869   return isSub;
 870 }*/
 871
 872 //**************************************************************
 873 /*bool isSubOfComposite(const ObjectPtr& theObject, const FeaturePtr& theFeature)
 874 {
 875   bool isSub = false;
 876   CompositeFeaturePtr aComposite = std::dynamic_pointer_cast<ModelAPI_CompositeFeature>(theFeature);
 877   if (aComposite.get()) {
 878     isSub = aComposite->isSub(theObject);
 879     // the recursive is possible, the parameters are sketch circle and extrusion cut. They are
 880     // separated by composite sketch feature
 881     if (!isSub) {
 882       int aNbSubs = aComposite->numberOfSubs();
 883       for (int aSub = 0; aSub < aNbSubs && !isSub; aSub++) {
 884         isSub = isSubOfComposite(theObject, aComposite->subFeature(aSub));
 885       }
 886     }
 887   }
 888   return isSub;
 889 }*/
 890
 891 //**************************************************************
 892 ResultPtr firstResult(const ObjectPtr& theObject)
 893 {
 894   ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_Result>(theObject);
 895   if (!aResult.get()) {
 896     FeaturePtr aFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(theObject);
 897     if (aFeature.get())
 898       aResult = aFeature->firstResult();
 899   }
 900   return aResult;
 901 }
 902
 903 //**************************************************************
 904 bool isFeatureOfResult(const FeaturePtr& theFeature, const std::string& theGroupOfResult)
 905 {
 906   bool isResult = false;
 907
 908   if (!theFeature->data()->isValid())
 909     return isResult;
 910
 911   ResultPtr aFirstResult = theFeature->firstResult();
 912   if (!aFirstResult.get())
 913     return isResult;
 914
 915   return aFirstResult->groupName() == theGroupOfResult;
 916 }
 917
 918 //**************************************************************
 919 bool hasModuleDocumentFeature(const std::set<FeaturePtr>& theFeatures)
 920 {
 921   bool aFoundModuleDocumentObject = false;
 922   DocumentPtr aModuleDoc = ModelAPI_Session::get()->moduleDocument();
 923
 924   std::set<FeaturePtr>::const_iterator anIt = theFeatures.begin(), aLast = theFeatures.end();
 925   for (; anIt != aLast && !aFoundModuleDocumentObject; anIt++) {
 926     FeaturePtr aFeature = *anIt;
 927     ResultPtr aResult = ModuleBase_Tools::firstResult(aFeature);
 928     if (aResult.get() && aResult->groupName() == ModelAPI_ResultPart::group())
 929       continue;
 930     aFoundModuleDocumentObject = aFeature->document() == aModuleDoc;
 931   }
 932
 933   return aFoundModuleDocumentObject;
 934 }
 935
 936 //**************************************************************
 937 bool askToDelete(const std::set<FeaturePtr> theFeatures,
 938                  const std::map<FeaturePtr, std::set<FeaturePtr> >& theReferences,
 939                  QWidget* theParent,
 940                  std::set<FeaturePtr>& theReferencesToDelete,
 941                  const std::string& thePrefixInfo)
 942 {
 943   QString aNotActivatedDocWrn;
 944   std::string aNotActivatedNames;
 945   if (!ModelAPI_Tools::allDocumentsActivated(aNotActivatedNames)) {
 946     if (ModuleBase_Tools::hasModuleDocumentFeature(theFeatures))
 947       aNotActivatedDocWrn =
 948         QObject::tr("Selected objects can be used in Part documents which are not loaded: %1.\n")
 949                             .arg(aNotActivatedNames.c_str());
 950   }
 951
 952   std::set<FeaturePtr> aFeaturesRefsTo;
 953   std::set<FeaturePtr> aFeaturesRefsToParameter;
 954   std::set<FeaturePtr> aParameterFeatures;
 955   QStringList aPartFeatureNames;
 956   std::set<FeaturePtr>::const_iterator anIt = theFeatures.begin(),
 957                                        aLast = theFeatures.end();
 958   // separate features to references to parameter features and references to others
 959   for (; anIt != aLast; anIt++) {
 960     FeaturePtr aFeature = *anIt;
 961     if (theReferences.find(aFeature) == theReferences.end())
 962       continue;
 963
 964     if (isFeatureOfResult(aFeature, ModelAPI_ResultPart::group()))
 965       aPartFeatureNames.append(aFeature->name().c_str());
 966
 967     std::set<FeaturePtr> aRefFeatures;
 968     std::set<FeaturePtr> aRefList = theReferences.at(aFeature);
 969     std::set<FeaturePtr>::const_iterator aRefIt = aRefList.begin(), aRefLast = aRefList.end();
 970     for (; aRefIt != aRefLast; aRefIt++) {
 971       FeaturePtr aRefFeature = *aRefIt;
 972       if (theFeatures.find(aRefFeature) == theFeatures.end() && // it is not selected
 973           aRefFeatures.find(aRefFeature) == aRefFeatures.end()) // it is not added
 974         aRefFeatures.insert(aRefFeature);
 975     }
 976
 977     if (isFeatureOfResult(aFeature, ModelAPI_ResultParameter::group())) {
 978       aFeaturesRefsToParameter.insert(aRefFeatures.begin(), aRefFeatures.end());
 979       aParameterFeatures.insert(aFeature);
 980     }
 981     else {
 982       theReferencesToDelete.insert(aRefFeatures.begin(), aRefFeatures.end());
 983     }
 984   }
 985
 986   std::set<FeaturePtr> aFeaturesRefsToParameterOnly;
 987   anIt = aFeaturesRefsToParameter.begin();
 988   aLast = aFeaturesRefsToParameter.end();
 989   // separate features to references to parameter features and references to others
 990   QStringList aParamFeatureNames;
 991   for (; anIt != aLast; anIt++) {
 992     FeaturePtr aFeature = *anIt;
 993     if (theReferencesToDelete.find(aFeature) == theReferencesToDelete.end()) {
 994       aFeaturesRefsToParameterOnly.insert(aFeature);
 995       aParamFeatureNames.append(aFeature->name().c_str());
 996     }
 997   }
 998   aParamFeatureNames.sort();
 999   QStringList anOtherFeatureNames;
1000   anIt = theReferencesToDelete.begin();
1001   aLast = theReferencesToDelete.end();
1002   for (; anIt != aLast; anIt++) {
1003     FeaturePtr aFeature = *anIt;
1004     if (aFeature->getKind() == "RemoveResults")
1005       continue; // skip the remove results feature mentioning: result will be removed anyway
1006     if (isFeatureOfResult(aFeature, ModelAPI_ResultPart::group()))
1007       aPartFeatureNames.append(aFeature->name().c_str());
1008     else
1009       anOtherFeatureNames.append(aFeature->name().c_str());
1010   }
1011   aPartFeatureNames.sort();
1012   anOtherFeatureNames.sort();
1013
1014   QMessageBox aMessageBox(theParent);
1015   aMessageBox.setWindowTitle(QObject::tr("Delete features"));
1016   aMessageBox.setIcon(QMessageBox::Warning);
1017   aMessageBox.setStandardButtons(QMessageBox::No | QMessageBox::Yes);
1018   aMessageBox.setDefaultButton(QMessageBox::No);
1019
1020   QString aText;
1021   if (!thePrefixInfo.empty())
1022     aText = thePrefixInfo.c_str();
1023   QString aSep = ", ";
1024   if (!aPartFeatureNames.empty()) {
1025     aText += QString(QObject::tr("The following parts will be deleted: %1.\n"))
1026              .arg(aPartFeatureNames.join(aSep));
1027   }
1028   if (!aNotActivatedDocWrn.isEmpty())
1029     aText += aNotActivatedDocWrn;
1030   if (!anOtherFeatureNames.empty()) {
1031     const char* aMsg = "Features are used in the following features: %1.\nThese "
1032                        "features will be deleted.\n";
1033     aText += QString(QObject::tr(aMsg))
1034                      .arg(anOtherFeatureNames.join(aSep));
1035   }
1036   if (!aParamFeatureNames.empty()) {
1037     const char* aMsg = "Parameters are used directly and through a sequence "
1038                        "of dependencies in the following features: %1.\nThese features will "
1039                        "be deleted.\nOr parameters could be replaced by their values.\n";
1040     aText += QString(QObject::tr(aMsg))
1041                      .arg(aParamFeatureNames.join(aSep));
1042 #ifdef _DEBUG
1043     QPushButton *aReplaceButton =
1044 #endif
1045       aMessageBox.addButton(QObject::tr("Replace"), QMessageBox::ActionRole);
1046   }
1047
1048   if (!aText.isEmpty()) {
1049     aText += "Would you like to continue?";
1050     aMessageBox.setText(aText);
1051     aMessageBox.exec();
1052     QMessageBox::ButtonRole aButtonRole = aMessageBox.buttonRole(aMessageBox.clickedButton());
1053
1054     if (aButtonRole == QMessageBox::NoRole)
1055       return false;
1056
1057     if (aButtonRole == QMessageBox::ActionRole) {
1058       foreach (FeaturePtr aObj, aParameterFeatures)
1059         ModelAPI_ReplaceParameterMessage::send(aObj, 0);
1060     }
1061     else
1062       theReferencesToDelete.insert(aFeaturesRefsToParameterOnly.begin(),
1063                                    aFeaturesRefsToParameterOnly.end());
1064   }
1065   return true;
1066 }
1067
1068 //**************************************************************
1069 void convertToFeatures(const QObjectPtrList& theObjects, std::set<FeaturePtr>& theFeatures)
1070 {
1071   QObjectPtrList::const_iterator anIt = theObjects.begin(), aLast = theObjects.end();
1072   for(; anIt != aLast; anIt++) {
1073     ObjectPtr anObject = *anIt;
1074     FeaturePtr aFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(anObject);
1075     // for parameter result, use the corresponded reature to be removed
1076     if (!aFeature.get() && anObject->groupName() == ModelAPI_ResultParameter::group()) {
1077       aFeature = ModelAPI_Feature::feature(anObject);
1078     }
1079     if (aFeature.get())
1080       theFeatures.insert(aFeature);
1081   }
1082 }
1083
1084 //**************************************************************
1085 void convertToFolders(const QObjectPtrList& theObjects,
1086                                          std::set<FolderPtr>& theFolders)
1087 {
1088   QObjectPtrList::const_iterator anIt = theObjects.begin(), aLast = theObjects.end();
1089   for(; anIt != aLast; anIt++) {
1090     ObjectPtr anObject = *anIt;
1091     FolderPtr aFeature = std::dynamic_pointer_cast<ModelAPI_Folder>(anObject);
1092     if (aFeature.get())
1093       theFolders.insert(aFeature);
1094   }
1095 }
1096
1097
1098 //**************************************************************
1099 QString translate(const Events_InfoMessage& theMessage)
1100 {
1101   QString aMessage;
1102
1103   if (!theMessage.empty()) {
1104     std::string aStr = Config_Translator::translate(theMessage);
1105     if (!aStr.empty()) {
1106       std::string aCodec = Config_Translator::codec(theMessage);
1107       aMessage = QTextCodec::codecForName(aCodec.c_str())->toUnicode(aStr.c_str());
1108     }
1109   }
1110
1111   return aMessage;
1112 }
1113
1114 QString translate(const std::string& theContext, const std::string& theMessage)
1115 {
1116   QString aMessage;
1117
1118   if (!theMessage.empty()) {
1119     std::string aStr = Config_Translator::translate(theContext, theMessage);
1120     if (!aStr.empty()) {
1121       std::string aCodec = Config_Translator::codec(theContext);
1122       aMessage = QTextCodec::codecForName(aCodec.c_str())->toUnicode(aStr.c_str());
1123     }
1124   }
1125
1126   return aMessage;
1127 }
1128
1129 void setPointBallHighlighting(AIS_InteractiveObject* theAIS)
1130 {
1131   static Handle(Image_AlienPixMap) aPixMap;
1132   if(aPixMap.IsNull()) {
1133     // Load icon for the presentation
1134     std::string aFile;
1135     char* anEnv = getenv("SHAPER_ROOT_DIR");
1136     if(anEnv) {
1137       aFile = std::string(anEnv) +
1138         FSEP + "share" + FSEP + "salome" + FSEP + "resources" + FSEP + "shaper";
1139     } else {
1140       anEnv = getenv("CADBUILDER_ROOT_DIR");
1141       if (anEnv)
1142         aFile = std::string(anEnv) + FSEP + "resources";
1143     }
1144
1145     aFile += FSEP;
1146     static const std::string aMarkerName = "marker_dot.png";
1147     aFile += aMarkerName;
1148     aPixMap = new Image_AlienPixMap();
1149     if(!aPixMap->Load(aFile.c_str())) {
1150       // The icon for constraint is not found
1151       static const std::string aMsg =
1152         "Error: Point market not found by path: \"" + aFile + "\". Falling back.";
1153       //Events_InfoMessage("ModuleBase_Tools::setPointBallHighlighting", aMsg).send();
1154     }
1155   }
1156
1157   Handle(Graphic3d_AspectMarker3d) anAspect;
1158   Handle(Prs3d_Drawer) aDrawer = theAIS->DynamicHilightAttributes();
1159   if (aDrawer.IsNull()) {
1160     if (ModuleBase_IViewer::DefaultHighlightDrawer.IsNull())
1161       return;
1162     aDrawer = new Prs3d_Drawer(*ModuleBase_IViewer::DefaultHighlightDrawer);
1163     if (!aDrawer->HasOwnPointAspect()) {
1164       aDrawer->SetPointAspect(new Prs3d_PointAspect(Aspect_TOM_BALL, Quantity_NOC_BLACK, 2.0));
1165     }
1166   }
1167   if(aDrawer->HasOwnPointAspect()) {
1168     Handle(Prs3d_PointAspect) aPntAspect = aDrawer->PointAspect();
1169     if(aPixMap->IsEmpty()) {
1170       anAspect = aPntAspect->Aspect();
1171       anAspect->SetType(Aspect_TOM_BALL);
1172     } else {
1173       if(aPixMap->Format() == Image_PixMap::ImgGray) {
1174         aPixMap->SetFormat (Image_PixMap::ImgAlpha);
1175       } else if(aPixMap->Format() == Image_PixMap::ImgGrayF) {
1176         aPixMap->SetFormat (Image_PixMap::ImgAlphaF);
1177       }
1178       anAspect = new Graphic3d_AspectMarker3d(aPixMap);
1179       aPntAspect->SetAspect(anAspect);
1180     }
1181     aDrawer->SetPointAspect(aPntAspect);
1182           theAIS->SetDynamicHilightAttributes(aDrawer);
1183   }
1184 }
1185
1186 FeaturePtr createParameter(const QString& theText)
1187 {
1188   FeaturePtr aParameter;
1189   QStringList aList = theText.split("=");
1190   if (aList.count() != 2) {
1191     return aParameter;
1192   }
1193   QString aParamName = aList.at(0).trimmed();
1194
1195   if (isNameExist(aParamName, FeaturePtr())) {
1196     return aParameter;
1197   }
1198
1199   if (!ModelAPI_Expression::isVariable(aParamName.toStdString())) {
1200     return aParameter;
1201   }
1202
1203   QString aExpression = aList.at(1).trimmed();
1204   if (aExpression.isEmpty()) {
1205     return aParameter;
1206   }
1207
1208   SessionPtr aMgr = ModelAPI_Session::get();
1209   std::shared_ptr<ModelAPI_Document> aDoc = aMgr->activeDocument();
1210
1211   aParameter = aDoc->addFeature("Parameter");
1212   if (aParameter.get()) {
1213     AttributeStringPtr aNameAttr = aParameter->string("variable");
1214     aNameAttr->setValue(aParamName.toStdString());
1215
1216     AttributeStringPtr aExprAttr = aParameter->string("expression");
1217     aExprAttr->setValue(aExpression.toStdString());
1218     aParameter->execute();
1219
1220     Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_CREATED));
1221     Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_UPDATED));
1222   }
1223   return aParameter;
1224 }
1225
1226 void editParameter(FeaturePtr theParam, const QString& theText)
1227 {
1228   QStringList aList = theText.split("=");
1229   QString aParamName = aList.at(0).trimmed();
1230
1231   QString aExpression = aList.at(1).trimmed();
1232   if (aExpression.isEmpty()) {
1233     return;
1234   }
1235
1236   if (isNameExist(aParamName, theParam)) {
1237     return;
1238   }
1239   AttributeStringPtr aNameAttr = theParam->string("variable");
1240   aNameAttr->setValue(aParamName.toStdString());
1241
1242   AttributeStringPtr aExprAttr = theParam->string("expression");
1243   aExprAttr->setValue(aExpression.toStdString());
1244   theParam->execute();
1245
1246   Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_UPDATED));
1247 }
1248
1249 bool isNameExist(const QString& theName, FeaturePtr theIgnoreParameter)
1250 {
1251   SessionPtr aMgr = ModelAPI_Session::get();
1252   std::shared_ptr<ModelAPI_Document> aDoc = aMgr->activeDocument();
1253   FeaturePtr aParamFeature;
1254   int aNbFeatures = aDoc->numInternalFeatures();
1255   std::string aName = theName.toStdString();
1256   for (int i = 0; i < aNbFeatures; i++) {
1257     aParamFeature = aDoc->internalFeature(i);
1258     if (aParamFeature && aParamFeature->getKind() == "Parameter") {
1259       if ((theIgnoreParameter != aParamFeature) && (aParamFeature->name() == aName))
1260         return true;
1261     }
1262   }
1263   return false;
1264 }
1265
1266 FeaturePtr findParameter(const QString& theName)
1267 {
1268   SessionPtr aMgr = ModelAPI_Session::get();
1269   std::shared_ptr<ModelAPI_Document> aDoc = aMgr->activeDocument();
1270   FeaturePtr aParamFeature;
1271   int aNbFeatures = aDoc->numInternalFeatures();
1272   std::string aName = theName.toStdString();
1273   for (int i = 0; i < aNbFeatures; i++) {
1274     aParamFeature = aDoc->internalFeature(i);
1275     if (aParamFeature && aParamFeature->getKind() == "Parameter") {
1276       if (aParamFeature->name() == aName)
1277         return aParamFeature;
1278     }
1279   }
1280   return FeaturePtr();
1281 }
1282
1283
1284 //********************************************************************
1285 std::string generateName(const AttributePtr& theAttribute,
1286   ModuleBase_IWorkshop* theWorkshop)
1287 {
1288   std::string aName;
1289   if (theAttribute.get() != NULL) {
1290     FeaturePtr aFeature = ModelAPI_Feature::feature(theAttribute->owner());
1291     if (aFeature.get()) {
1292       std::string aXmlCfg, aDescription;
1293       theWorkshop->module()->getXMLRepresentation(aFeature->getKind(), aXmlCfg, aDescription);
1294
1295       ModuleBase_WidgetFactory aFactory(aXmlCfg, theWorkshop);
1296       std::string anAttributeTitle;
1297       aFactory.getAttributeTitle(theAttribute->id(), anAttributeTitle);
1298
1299       std::stringstream aStreamName;
1300       aStreamName << theAttribute->owner()->data()->name() << "/" << anAttributeTitle.c_str();
1301       aName = aStreamName.str();
1302     }
1303   }
1304   return aName;
1305 }
1306
1307 bool isSameShape(const TopoDS_Shape& theShape1, const TopoDS_Shape& theShape2)
1308 {
1309   // In case of compound we cannot rely on simple comparison method.
1310   // If the compound is generated by Group feature then this compound is alwais new.
1311   // So, we have to compare content of these compounds
1312   if (theShape1.ShapeType() != theShape2.ShapeType())
1313     return false;
1314
1315   if (theShape1.ShapeType() != TopAbs_COMPOUND)
1316     return theShape1.IsSame(theShape2);
1317
1318   TopoDS_Iterator aIt1(theShape1);
1319   TopoDS_Iterator aIt2(theShape2);
1320
1321   for (; aIt1.More() && aIt2.More(); aIt1.Next(), aIt2.Next()) {
1322     if (!(aIt1.Value()).IsSame(aIt2.Value()))
1323       return false;
1324   }
1325   return true;
1326 }
1327
1328 qreal currentPixelRatio()
1329 {
1330   QWindowList aWnds = qApp->topLevelWindows();
1331   if (aWnds.size() > 0)
1332     return aWnds.first()->devicePixelRatio();
1333   return qApp->primaryScreen()->devicePixelRatio();
1334 }
1335
1336
1337 } // namespace ModuleBase_Tools
1338
1339