src/ModuleBase/ModuleBase_Tools.cpp

   1 // Copyright (C) 2014-2019  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       FeaturePtr 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
 460   std::shared_ptr<GeomAPI_Shape> aGeomShape(new GeomAPI_Shape());
 461   aGeomShape->setImpl(new TopoDS_Shape(theShape));
 462
 463   // if the shape could not be exploded on faces, it contains only wires, edges, and vertices
 464   // correction of deviation for them should not influence to the application performance
 465   GeomAPI_ShapeExplorer anExp(aGeomShape, GeomAPI_Shape::FACE);
 466   bool isConstruction = !anExp.more();
 467
 468   double aDeflection;
 469   if (isConstruction)
 470     aDeflection = Config_PropManager::real("Visualization", "construction_deflection");
 471   else
 472     aDeflection = Config_PropManager::real("Visualization", "body_deflection");
 473
 474   theDrawer->SetDeviationCoefficient(aDeflection);
 475 }
 476
 477 Quantity_Color color(const std::string& theSection,
 478                      const std::string& theName)
 479 {
 480   std::vector<int> aColor = Config_PropManager::color(theSection, theName);
 481   return Quantity_Color(aColor[0] / 255., aColor[1] / 255., aColor[2] / 255., Quantity_TOC_RGB);
 482 }
 483
 484 ObjectPtr getObject(const AttributePtr& theAttribute)
 485 {
 486   ObjectPtr anObject;
 487   std::string anAttrType = theAttribute->attributeType();
 488   if (anAttrType == ModelAPI_AttributeRefAttr::typeId()) {
 489     AttributeRefAttrPtr anAttr =
 490       std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(theAttribute);
 491     if (anAttr != NULL && anAttr->isObject())
 492       anObject = anAttr->object();
 493   }
 494   if (anAttrType == ModelAPI_AttributeSelection::typeId()) {
 495     AttributeSelectionPtr anAttr =
 496       std::dynamic_pointer_cast<ModelAPI_AttributeSelection>(theAttribute);
 497     if (anAttr != NULL)
 498       anObject = anAttr->context();
 499   }
 500   if (anAttrType == ModelAPI_AttributeReference::typeId()) {
 501     AttributeReferencePtr anAttr =
 502       std::dynamic_pointer_cast<ModelAPI_AttributeReference>(theAttribute);
 503     if (anAttr.get() != NULL)
 504       anObject = anAttr->value();
 505   }
 506   return anObject;
 507 }
 508
 509 TopAbs_ShapeEnum getCompoundSubType(const TopoDS_Shape& theShape)
 510 {
 511   TopAbs_ShapeEnum aShapeType = theShape.ShapeType();
 512
 513   // for compounds check sub-shapes: it may be compound of needed type:
 514   // Booleans may produce compounds of Solids
 515   if (aShapeType == TopAbs_COMPOUND) {
 516     for(TopoDS_Iterator aSubs(theShape); aSubs.More(); aSubs.Next()) {
 517       if (!aSubs.Value().IsNull()) {
 518         TopAbs_ShapeEnum aSubType = aSubs.Value().ShapeType();
 519         if (aSubType == TopAbs_COMPOUND) { // compound of compound(s)
 520           aShapeType = TopAbs_COMPOUND;
 521           break;
 522         }
 523         if (aShapeType == TopAbs_COMPOUND) {
 524           aShapeType = aSubType;
 525         } else if (aShapeType != aSubType) { // compound of shapes of different types
 526           aShapeType = TopAbs_COMPOUND;
 527           break;
 528         }
 529       }
 530     }
 531   }
 532   return aShapeType;
 533 }
 534
 535 TopoDS_Shape getSelectedShape(const std::shared_ptr<ModuleBase_ViewerPrs>& thePrs)
 536 {
 537   if (thePrs->shape().get())
 538     return thePrs->shape()->impl<TopoDS_Shape>();
 539
 540   Handle(StdSelect_BRepOwner) anOwner = Handle(StdSelect_BRepOwner)::DownCast(thePrs->owner());
 541   if (!anOwner.IsNull())
 542     return anOwner->Shape();
 543
 544   return TopoDS_Shape();
 545 }
 546
 547 void getParameters(QStringList& theParameters)
 548 {
 549   theParameters.clear();
 550
 551   SessionPtr aSession = ModelAPI_Session::get();
 552   std::list<DocumentPtr> aDocList;
 553   DocumentPtr anActiveDocument = aSession->activeDocument();
 554   DocumentPtr aRootDocument = aSession->moduleDocument();
 555   aDocList.push_back(anActiveDocument);
 556   if (anActiveDocument != aRootDocument) {
 557     aDocList.push_back(aRootDocument);
 558   }
 559   std::string aGroupId = ModelAPI_ResultParameter::group();
 560   for(std::list<DocumentPtr>::const_iterator it = aDocList.begin(); it != aDocList.end(); ++it) {
 561     DocumentPtr aDocument = *it;
 562     int aSize = aDocument->size(aGroupId);
 563     for (int i = 0; i < aSize; i++) {
 564       ObjectPtr anObject = aDocument->object(aGroupId, i);
 565       std::string aParameterName = anObject->data()->name();
 566       theParameters.append(aParameterName.c_str());
 567     }
 568   }
 569 }
 570
 571 std::string findGreedAttribute(ModuleBase_IWorkshop* theWorkshop,
 572                                const FeaturePtr& theFeature)
 573 {
 574   std::string anAttributeId;
 575
 576   std::string aXmlCfg, aDescription;
 577   theWorkshop->module()->getXMLRepresentation(theFeature->getKind(), aXmlCfg, aDescription);
 578
 579   ModuleBase_WidgetFactory aFactory(aXmlCfg, theWorkshop);
 580   std::string anAttributeTitle;
 581   aFactory.getGreedAttribute(anAttributeId);
 582
 583   return anAttributeId;
 584 }
 585
 586 bool hasObject(const AttributePtr& theAttribute, const ObjectPtr& theObject,
 587                const std::shared_ptr<GeomAPI_Shape>& theShape,
 588                ModuleBase_IWorkshop* theWorkshop,
 589                const bool theTemporarily)
 590 {
 591   bool aHasObject = false;
 592   if (!theAttribute.get())
 593     return aHasObject;
 594
 595   std::string aType = theAttribute->attributeType();
 596   if (aType == ModelAPI_AttributeReference::typeId()) {
 597     AttributeReferencePtr aRef =
 598       std::dynamic_pointer_cast<ModelAPI_AttributeReference>(theAttribute);
 599     ObjectPtr aObject = aRef->value();
 600     aHasObject = aObject && aObject->isSame(theObject);
 601     //if (!(aObject && aObject->isSame(theObject))) {
 602     //  aRef->setValue(theObject);
 603     //}
 604   } else if (aType == ModelAPI_AttributeRefAttr::typeId()) {
 605     AttributeRefAttrPtr aRefAttr =
 606       std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(theAttribute);
 607
 608     AttributePtr anAttribute = theWorkshop->module()->findAttribute(theObject, theShape);
 609     if (anAttribute.get()) {
 610       //aRefAttr->setAttr(anAttribute);
 611     }
 612     else {
 613       ObjectPtr aObject = aRefAttr->object();
 614       aHasObject = aObject && aObject->isSame(theObject);
 615       //if (!(aObject && aObject->isSame(theObject))) {
 616       //  aRefAttr->setObject(theObject);
 617       //}
 618     }
 619   } else if (aType == ModelAPI_AttributeSelection::typeId()) {
 620     /*AttributeSelectionPtr aSelectAttr =
 621                              std::dynamic_pointer_cast<ModelAPI_AttributeSelection>(theAttribute);
 622     ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_Result>(theObject);
 623     if (aSelectAttr.get() != NULL) {
 624       aSelectAttr->setValue(aResult, theShape, theTemporarily);
 625     }*/
 626   }
 627   if (aType == ModelAPI_AttributeSelectionList::typeId()) {
 628     AttributeSelectionListPtr aSelectionListAttr =
 629                          std::dynamic_pointer_cast<ModelAPI_AttributeSelectionList>(theAttribute);
 630     aHasObject = aSelectionListAttr->isInList(theObject, theShape, theTemporarily);
 631   }
 632   else if (aType == ModelAPI_AttributeRefList::typeId()) {
 633     AttributeRefListPtr aRefListAttr =
 634       std::dynamic_pointer_cast<ModelAPI_AttributeRefList>(theAttribute);
 635     aHasObject = aRefListAttr->isInList(theObject);
 636     //if (!theCheckIfAttributeHasObject || !aRefListAttr->isInList(theObject))
 637     //  aRefListAttr->append(theObject);
 638   }
 639   else if (aType == ModelAPI_AttributeRefAttrList::typeId()) {
 640     AttributeRefAttrListPtr aRefAttrListAttr =
 641       std::dynamic_pointer_cast<ModelAPI_AttributeRefAttrList>(theAttribute);
 642     AttributePtr anAttribute = theWorkshop->module()->findAttribute(theObject, theShape);
 643
 644     if (anAttribute.get()) {
 645       aHasObject = aRefAttrListAttr->isInList(anAttribute);
 646       //if (!theCheckIfAttributeHasObject || !aRefAttrListAttr->isInList(anAttribute))
 647       //  aRefAttrListAttr->append(anAttribute);
 648     }
 649     else {
 650       aHasObject = aRefAttrListAttr->isInList(theObject);
 651       //if (!theCheckIfAttributeHasObject || !aRefAttrListAttr->isInList(theObject))
 652       //  aRefAttrListAttr->append(theObject);
 653     }
 654   }
 655   return aHasObject;
 656 }
 657
 658 bool setObject(const AttributePtr& theAttribute, const ObjectPtr& theObject,
 659                const GeomShapePtr& theShape, ModuleBase_IWorkshop* theWorkshop,
 660                const bool theTemporarily, const bool theCheckIfAttributeHasObject)
 661 {
 662   if (!theAttribute.get())
 663     return false;
 664
 665   bool isDone = true;
 666   std::string aType = theAttribute->attributeType();
 667   if (aType == ModelAPI_AttributeReference::typeId()) {
 668     AttributeReferencePtr aRef =
 669       std::dynamic_pointer_cast<ModelAPI_AttributeReference>(theAttribute);
 670     ObjectPtr aObject = aRef->value();
 671     if (!(aObject && aObject->isSame(theObject))) {
 672       aRef->setValue(theObject);
 673     }
 674   } else if (aType == ModelAPI_AttributeRefAttr::typeId()) {
 675     AttributeRefAttrPtr aRefAttr =
 676       std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(theAttribute);
 677
 678     AttributePtr anAttribute = theWorkshop->module()->findAttribute(theObject, theShape);
 679     if (anAttribute.get())
 680       aRefAttr->setAttr(anAttribute);
 681     else {
 682       ObjectPtr aObject = aRefAttr->object();
 683       if (!(aObject && aObject->isSame(theObject))) {
 684         aRefAttr->setObject(theObject);
 685       }
 686     }
 687   } else if (aType == ModelAPI_AttributeSelection::typeId()) {
 688     AttributeSelectionPtr aSelectAttr =
 689                              std::dynamic_pointer_cast<ModelAPI_AttributeSelection>(theAttribute);
 690     if (aSelectAttr.get() != NULL) {
 691       aSelectAttr->setValue(theObject, theShape, theTemporarily);
 692     }
 693   }
 694   if (aType == ModelAPI_AttributeSelectionList::typeId()) {
 695     AttributeSelectionListPtr aSelectionListAttr =
 696                          std::dynamic_pointer_cast<ModelAPI_AttributeSelectionList>(theAttribute);
 697     if (!theCheckIfAttributeHasObject ||
 698       !aSelectionListAttr->isInList(theObject, theShape, theTemporarily))
 699       aSelectionListAttr->append(theObject, theShape, theTemporarily);
 700   }
 701   else if (aType == ModelAPI_AttributeRefList::typeId()) {
 702     AttributeRefListPtr aRefListAttr =
 703       std::dynamic_pointer_cast<ModelAPI_AttributeRefList>(theAttribute);
 704     if (!theCheckIfAttributeHasObject || !aRefListAttr->isInList(theObject)) {
 705       if (theObject.get())
 706         aRefListAttr->append(theObject);
 707       else
 708         isDone = false;
 709     }
 710   }
 711   else if (aType == ModelAPI_AttributeRefAttrList::typeId()) {
 712     AttributeRefAttrListPtr aRefAttrListAttr =
 713       std::dynamic_pointer_cast<ModelAPI_AttributeRefAttrList>(theAttribute);
 714     AttributePtr anAttribute = theWorkshop->module()->findAttribute(theObject, theShape);
 715
 716     if (anAttribute.get()) {
 717       if (!theCheckIfAttributeHasObject || !aRefAttrListAttr->isInList(anAttribute))
 718         aRefAttrListAttr->append(anAttribute);
 719     }
 720     else {
 721       if (!theCheckIfAttributeHasObject || !aRefAttrListAttr->isInList(theObject)) {
 722         if (theObject.get())
 723           aRefAttrListAttr->append(theObject);
 724         else
 725           isDone = false;
 726       }
 727     }
 728   }
 729   return isDone;
 730 }
 731
 732 GeomShapePtr getShape(const AttributePtr& theAttribute, ModuleBase_IWorkshop* theWorkshop)
 733 {
 734   GeomShapePtr aShape;
 735   if (!theAttribute.get())
 736     return aShape;
 737
 738   std::string aType = theAttribute->attributeType();
 739   if (aType == ModelAPI_AttributeReference::typeId()) {
 740   } else if (aType == ModelAPI_AttributeRefAttr::typeId()) {
 741     AttributeRefAttrPtr aRefAttr =
 742       std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(theAttribute);
 743     if (aRefAttr.get() && !aRefAttr->isObject()) {
 744       AttributePtr anAttribute = aRefAttr->attr();
 745       aShape = theWorkshop->module()->findShape(anAttribute);
 746     }
 747   } else if (aType == ModelAPI_AttributeSelection::typeId()) {
 748     AttributeSelectionPtr aSelectAttr = std::dynamic_pointer_cast<ModelAPI_AttributeSelection>
 749                                                                                  (theAttribute);
 750     aShape = aSelectAttr->value();
 751   }
 752   else // Geom2D point processing
 753     aShape = theWorkshop->module()->findShape(theAttribute);
 754   return aShape;
 755 }
 756
 757 void flushUpdated(ObjectPtr theObject)
 758 {
 759   blockUpdateViewer(true);
 760
 761   // Fix the problem of not previewed results of constraints applied. Flush Create/Delete
 762   // (for the sketch result) to start processing of the sketch in the solver.
 763   // TODO: these flushes should be moved in a separate method provided by Model
 764   Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_CREATED));
 765   Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_VISUAL_ATTRIBUTES));
 766   Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_UPDATED));
 767   Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_DELETED));
 768
 769   blockUpdateViewer(false);
 770 }
 771
 772 void blockUpdateViewer(const bool theValue)
 773 {
 774   // the viewer update should be blocked in order to avoid the temporary feature content
 775   // when the solver processes the feature, the redisplay message can be flushed
 776   // what caused the display in the viewer preliminary states of object
 777   // e.g. fillet feature, angle value change
 778   std::shared_ptr<Events_Message> aMsg;
 779   if (theValue) {
 780     aMsg = std::shared_ptr<Events_Message>(
 781         new Events_Message(Events_Loop::eventByName(EVENT_UPDATE_VIEWER_BLOCKED)));
 782   }
 783   else {
 784     // the viewer update should be unblocked
 785     aMsg = std::shared_ptr<Events_Message>(
 786         new Events_Message(Events_Loop::eventByName(EVENT_UPDATE_VIEWER_UNBLOCKED)));
 787   }
 788   Events_Loop::loop()->send(aMsg);
 789 }
 790
 791 QString wrapTextByWords(const QString& theValue, QWidget* theWidget,
 792                                           int theMaxLineInPixels)
 793 {
 794   static QFontMetrics tfm(theWidget ? theWidget->font() : QApplication::font());
 795   static qreal phi = 2.618;
 796
 797   QRect aBounds = tfm.boundingRect(theValue);
 798   if(aBounds.width() <= theMaxLineInPixels)
 799     return theValue;
 800
 801   qreal s = aBounds.width() * aBounds.height();
 802   qreal aGoldWidth = sqrt(s*phi);
 803
 804   QStringList aWords = theValue.split(" ", QString::SkipEmptyParts);
 805   QStringList aLines;
 806   int n = aWords.count();
 807   QString aLine;
 808   for (int i = 0; i < n; i++) {
 809     QString aLineExt =  i == 0 ? aWords[i] : aLine + " " + aWords[i];
 810     qreal anWidthNonExt = tfm.boundingRect(aLine).width();
 811     qreal anWidthExt = tfm.boundingRect(aLineExt).width();
 812     qreal aDeltaNonExt = fabs(anWidthNonExt-aGoldWidth);
 813     qreal aDeltaExt    = fabs(anWidthExt-aGoldWidth);
 814     if(aDeltaNonExt < aDeltaExt) {
 815       // new line
 816       aLines.append(aLine);
 817       aLine = aWords[i];
 818     }
 819     else
 820       aLine = aLineExt;
 821   }
 822
 823   if(!aLine.isEmpty())
 824     aLines.append(aLine);
 825
 826   QString aResult = aLines.join("\n");
 827   return aResult;
 828 }
 829
 830 //**************************************************************
 831 QLocale doubleLocale()
 832 {
 833   // VSR 01/07/2010: Disable thousands separator for spin box
 834   // (to avoid inconsistency of double-2-string and string-2-double conversion)
 835   QLocale aLocale;
 836   aLocale.setNumberOptions(aLocale.numberOptions() |
 837                            QLocale::OmitGroupSeparator |
 838                            QLocale::RejectGroupSeparator);
 839   return aLocale;
 840 }
 841
 842 //**************************************************************
 843 void refsToFeatureInFeatureDocument(const ObjectPtr& theObject,
 844                                     std::set<FeaturePtr>& theRefFeatures)
 845 {
 846   FeaturePtr aFeature = ModelAPI_Feature::feature(theObject);
 847   if (aFeature.get()) {
 848     DocumentPtr aFeatureDoc = aFeature->document();
 849     // 1. find references in the current document
 850     aFeatureDoc->refsToFeature(aFeature, theRefFeatures, false);
 851   }
 852 }
 853
 854
 855 //**************************************************************
 856 /*bool isSubOfComposite(const ObjectPtr& theObject)
 857 {
 858   bool isSub = false;
 859   std::set<FeaturePtr> aRefFeatures;
 860   refsToFeatureInFeatureDocument(theObject, aRefFeatures);
 861   std::set<FeaturePtr>::const_iterator anIt = aRefFeatures.begin(),
 862                                        aLast = aRefFeatures.end();
 863   for (; anIt != aLast && !isSub; anIt++) {
 864     isSub = isSubOfComposite(theObject, *anIt);
 865   }
 866   return isSub;
 867 }*/
 868
 869 //**************************************************************
 870 /*bool isSubOfComposite(const ObjectPtr& theObject, const FeaturePtr& theFeature)
 871 {
 872   bool isSub = false;
 873   CompositeFeaturePtr aComposite = std::dynamic_pointer_cast<ModelAPI_CompositeFeature>(theFeature);
 874   if (aComposite.get()) {
 875     isSub = aComposite->isSub(theObject);
 876     // the recursive is possible, the parameters are sketch circle and extrusion cut. They are
 877     // separated by composite sketch feature
 878     if (!isSub) {
 879       int aNbSubs = aComposite->numberOfSubs();
 880       for (int aSub = 0; aSub < aNbSubs && !isSub; aSub++) {
 881         isSub = isSubOfComposite(theObject, aComposite->subFeature(aSub));
 882       }
 883     }
 884   }
 885   return isSub;
 886 }*/
 887
 888 //**************************************************************
 889 ResultPtr firstResult(const ObjectPtr& theObject)
 890 {
 891   ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_Result>(theObject);
 892   if (!aResult.get()) {
 893     FeaturePtr aFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(theObject);
 894     if (aFeature.get())
 895       aResult = aFeature->firstResult();
 896   }
 897   return aResult;
 898 }
 899
 900 //**************************************************************
 901 bool isFeatureOfResult(const FeaturePtr& theFeature, const std::string& theGroupOfResult)
 902 {
 903   bool isResult = false;
 904
 905   if (!theFeature->data()->isValid())
 906     return isResult;
 907
 908   ResultPtr aFirstResult = theFeature->firstResult();
 909   if (!aFirstResult.get())
 910     return isResult;
 911
 912   return aFirstResult->groupName() == theGroupOfResult;
 913 }
 914
 915 //**************************************************************
 916 bool hasModuleDocumentFeature(const std::set<FeaturePtr>& theFeatures)
 917 {
 918   bool aFoundModuleDocumentObject = false;
 919   DocumentPtr aModuleDoc = ModelAPI_Session::get()->moduleDocument();
 920
 921   std::set<FeaturePtr>::const_iterator anIt = theFeatures.begin(), aLast = theFeatures.end();
 922   for (; anIt != aLast && !aFoundModuleDocumentObject; anIt++) {
 923     FeaturePtr aFeature = *anIt;
 924     ResultPtr aResult = ModuleBase_Tools::firstResult(aFeature);
 925     if (aResult.get() && aResult->groupName() == ModelAPI_ResultPart::group())
 926       continue;
 927     aFoundModuleDocumentObject = aFeature->document() == aModuleDoc;
 928   }
 929
 930   return aFoundModuleDocumentObject;
 931 }
 932
 933 //**************************************************************
 934 bool askToDelete(const std::set<FeaturePtr> theFeatures,
 935                  const std::map<FeaturePtr, std::set<FeaturePtr> >& theReferences,
 936                  QWidget* theParent,
 937                  std::set<FeaturePtr>& theReferencesToDelete,
 938                  const std::string& thePrefixInfo)
 939 {
 940   QString aNotActivatedDocWrn;
 941   std::string aNotActivatedNames;
 942   if (!ModelAPI_Tools::allDocumentsActivated(aNotActivatedNames)) {
 943     if (ModuleBase_Tools::hasModuleDocumentFeature(theFeatures))
 944       aNotActivatedDocWrn =
 945         QObject::tr("Selected objects can be used in Part documents which are not loaded: %1.\n")
 946                             .arg(aNotActivatedNames.c_str());
 947   }
 948
 949   std::set<FeaturePtr> aFeaturesRefsTo;
 950   std::set<FeaturePtr> aFeaturesRefsToParameter;
 951   std::set<FeaturePtr> aParameterFeatures;
 952   QStringList aPartFeatureNames;
 953   std::set<FeaturePtr>::const_iterator anIt = theFeatures.begin(),
 954                                        aLast = theFeatures.end();
 955   // separate features to references to parameter features and references to others
 956   for (; anIt != aLast; anIt++) {
 957     FeaturePtr aFeature = *anIt;
 958     if (theReferences.find(aFeature) == theReferences.end())
 959       continue;
 960
 961     if (isFeatureOfResult(aFeature, ModelAPI_ResultPart::group()))
 962       aPartFeatureNames.append(aFeature->name().c_str());
 963
 964     std::set<FeaturePtr> aRefFeatures;
 965     std::set<FeaturePtr> aRefList = theReferences.at(aFeature);
 966     std::set<FeaturePtr>::const_iterator aRefIt = aRefList.begin(), aRefLast = aRefList.end();
 967     for (; aRefIt != aRefLast; aRefIt++) {
 968       FeaturePtr aRefFeature = *aRefIt;
 969       if (theFeatures.find(aRefFeature) == theFeatures.end() && // it is not selected
 970           aRefFeatures.find(aRefFeature) == aRefFeatures.end()) // it is not added
 971         aRefFeatures.insert(aRefFeature);
 972     }
 973
 974     if (isFeatureOfResult(aFeature, ModelAPI_ResultParameter::group())) {
 975       aFeaturesRefsToParameter.insert(aRefFeatures.begin(), aRefFeatures.end());
 976       aParameterFeatures.insert(aFeature);
 977     }
 978     else {
 979       theReferencesToDelete.insert(aRefFeatures.begin(), aRefFeatures.end());
 980     }
 981   }
 982
 983   std::set<FeaturePtr> aFeaturesRefsToParameterOnly;
 984   anIt = aFeaturesRefsToParameter.begin();
 985   aLast = aFeaturesRefsToParameter.end();
 986   // separate features to references to parameter features and references to others
 987   QStringList aParamFeatureNames;
 988   for (; anIt != aLast; anIt++) {
 989     FeaturePtr aFeature = *anIt;
 990     if (theReferencesToDelete.find(aFeature) == theReferencesToDelete.end()) {
 991       aFeaturesRefsToParameterOnly.insert(aFeature);
 992       aParamFeatureNames.append(aFeature->name().c_str());
 993     }
 994   }
 995   aParamFeatureNames.sort();
 996   QStringList anOtherFeatureNames;
 997   anIt = theReferencesToDelete.begin();
 998   aLast = theReferencesToDelete.end();
 999   for (; anIt != aLast; anIt++) {
1000     FeaturePtr aFeature = *anIt;
1001     if (aFeature->getKind() == "RemoveResults")
1002       continue; // skip the remove results feature mentioning: result will be removed anyway
1003     if (isFeatureOfResult(aFeature, ModelAPI_ResultPart::group()))
1004       aPartFeatureNames.append(aFeature->name().c_str());
1005     else
1006       anOtherFeatureNames.append(aFeature->name().c_str());
1007   }
1008   aPartFeatureNames.sort();
1009   anOtherFeatureNames.sort();
1010
1011   bool aCanReplaceParameters = !aFeaturesRefsToParameterOnly.empty();
1012
1013   QMessageBox aMessageBox(theParent);
1014   aMessageBox.setWindowTitle(QObject::tr("Delete features"));
1015   aMessageBox.setIcon(QMessageBox::Warning);
1016   aMessageBox.setStandardButtons(QMessageBox::No | QMessageBox::Yes);
1017   aMessageBox.setDefaultButton(QMessageBox::No);
1018
1019   QString aText;
1020   if (!thePrefixInfo.empty())
1021     aText = thePrefixInfo.c_str();
1022   QString aSep = ", ";
1023   if (!aPartFeatureNames.empty()) {
1024     aText += QString(QObject::tr("The following parts will be deleted: %1.\n"))
1025              .arg(aPartFeatureNames.join(aSep));
1026   }
1027   if (!aNotActivatedDocWrn.isEmpty())
1028     aText += aNotActivatedDocWrn;
1029   if (!anOtherFeatureNames.empty()) {
1030     const char* aMsg = "Features are used in the following features: %1.\nThese "
1031                        "features will be deleted.\n";
1032     aText += QString(QObject::tr(aMsg))
1033                      .arg(anOtherFeatureNames.join(aSep));
1034   }
1035   if (!aParamFeatureNames.empty()) {
1036     const char* aMsg = "Parameters are used directly and through a sequence "
1037                        "of dependencies in the following features: %1.\nThese features will "
1038                        "be deleted.\nOr parameters could be replaced by their values.\n";
1039     aText += QString(QObject::tr(aMsg))
1040                      .arg(aParamFeatureNames.join(aSep));
1041     QPushButton *aReplaceButton =
1042       aMessageBox.addButton(QObject::tr("Replace"), QMessageBox::ActionRole);
1043   }
1044
1045   if (!aText.isEmpty()) {
1046     aText += "Would you like to continue?";
1047     aMessageBox.setText(aText);
1048     aMessageBox.exec();
1049     QMessageBox::ButtonRole aButtonRole = aMessageBox.buttonRole(aMessageBox.clickedButton());
1050
1051     if (aButtonRole == QMessageBox::NoRole)
1052       return false;
1053
1054     if (aButtonRole == QMessageBox::ActionRole) {
1055       foreach (FeaturePtr aObj, aParameterFeatures)
1056         ModelAPI_ReplaceParameterMessage::send(aObj, 0);
1057     }
1058     else
1059       theReferencesToDelete.insert(aFeaturesRefsToParameterOnly.begin(),
1060                                    aFeaturesRefsToParameterOnly.end());
1061   }
1062   return true;
1063 }
1064
1065 //**************************************************************
1066 void convertToFeatures(const QObjectPtrList& theObjects, std::set<FeaturePtr>& theFeatures)
1067 {
1068   QObjectPtrList::const_iterator anIt = theObjects.begin(), aLast = theObjects.end();
1069   for(; anIt != aLast; anIt++) {
1070     ObjectPtr anObject = *anIt;
1071     FeaturePtr aFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(anObject);
1072     // for parameter result, use the corresponded reature to be removed
1073     if (!aFeature.get() && anObject->groupName() == ModelAPI_ResultParameter::group()) {
1074       aFeature = ModelAPI_Feature::feature(anObject);
1075     }
1076     if (aFeature.get())
1077       theFeatures.insert(aFeature);
1078   }
1079 }
1080
1081 //**************************************************************
1082 void convertToFolders(const QObjectPtrList& theObjects,
1083                                          std::set<FolderPtr>& theFolders)
1084 {
1085   QObjectPtrList::const_iterator anIt = theObjects.begin(), aLast = theObjects.end();
1086   for(; anIt != aLast; anIt++) {
1087     ObjectPtr anObject = *anIt;
1088     FolderPtr aFeature = std::dynamic_pointer_cast<ModelAPI_Folder>(anObject);
1089     if (aFeature.get())
1090       theFolders.insert(aFeature);
1091   }
1092 }
1093
1094
1095 //**************************************************************
1096 QString translate(const Events_InfoMessage& theMessage)
1097 {
1098   QString aMessage;
1099
1100   if (!theMessage.empty()) {
1101     std::string aStr = Config_Translator::translate(theMessage);
1102     if (!aStr.empty()) {
1103       std::string aCodec = Config_Translator::codec(theMessage);
1104       aMessage = QTextCodec::codecForName(aCodec.c_str())->toUnicode(aStr.c_str());
1105     }
1106   }
1107
1108   return aMessage;
1109 }
1110
1111 QString translate(const std::string& theContext, const std::string& theMessage)
1112 {
1113   QString aMessage;
1114
1115   if (!theMessage.empty()) {
1116     std::string aStr = Config_Translator::translate(theContext, theMessage);
1117     if (!aStr.empty()) {
1118       std::string aCodec = Config_Translator::codec(theContext);
1119       aMessage = QTextCodec::codecForName(aCodec.c_str())->toUnicode(aStr.c_str());
1120     }
1121   }
1122
1123   return aMessage;
1124 }
1125
1126 void setPointBallHighlighting(AIS_Shape* theAIS)
1127 {
1128   static Handle(Image_AlienPixMap) aPixMap;
1129   if(aPixMap.IsNull()) {
1130     // Load icon for the presentation
1131     std::string aFile;
1132     char* anEnv = getenv("SHAPER_ROOT_DIR");
1133     if(anEnv) {
1134       aFile = std::string(anEnv) +
1135         FSEP + "share" + FSEP + "salome" + FSEP + "resources" + FSEP + "shaper";
1136     } else {
1137       anEnv = getenv("CADBUILDER_ROOT_DIR");
1138       if (anEnv)
1139         aFile = std::string(anEnv) + FSEP + "resources";
1140     }
1141
1142     aFile += FSEP;
1143     static const std::string aMarkerName = "marker_dot.png";
1144     aFile += aMarkerName;
1145     aPixMap = new Image_AlienPixMap();
1146     if(!aPixMap->Load(aFile.c_str())) {
1147       // The icon for constraint is not found
1148       static const std::string aMsg =
1149         "Error: Point market not found by path: \"" + aFile + "\". Falling back.";
1150       //Events_InfoMessage("ModuleBase_Tools::setPointBallHighlighting", aMsg).send();
1151     }
1152   }
1153
1154   Handle(Graphic3d_AspectMarker3d) anAspect;
1155   Handle(Prs3d_Drawer) aDrawer = theAIS->DynamicHilightAttributes();
1156   if (aDrawer.IsNull()) {
1157     if (ModuleBase_IViewer::DefaultHighlightDrawer.IsNull())
1158       return;
1159     aDrawer = new Prs3d_Drawer(*ModuleBase_IViewer::DefaultHighlightDrawer);
1160     if (!aDrawer->HasOwnPointAspect()) {
1161       aDrawer->SetPointAspect(new Prs3d_PointAspect(Aspect_TOM_BALL, Quantity_NOC_BLACK, 2.0));
1162     }
1163   }
1164   if(aDrawer->HasOwnPointAspect()) {
1165     Handle(Prs3d_PointAspect) aPntAspect = aDrawer->PointAspect();
1166     if(aPixMap->IsEmpty()) {
1167       anAspect = aPntAspect->Aspect();
1168       anAspect->SetType(Aspect_TOM_BALL);
1169     } else {
1170       if(aPixMap->Format() == Image_PixMap::ImgGray) {
1171         aPixMap->SetFormat (Image_PixMap::ImgAlpha);
1172       } else if(aPixMap->Format() == Image_PixMap::ImgGrayF) {
1173         aPixMap->SetFormat (Image_PixMap::ImgAlphaF);
1174       }
1175       anAspect = new Graphic3d_AspectMarker3d(aPixMap);
1176       aPntAspect->SetAspect(anAspect);
1177     }
1178     aDrawer->SetPointAspect(aPntAspect);
1179           theAIS->SetDynamicHilightAttributes(aDrawer);
1180   }
1181 }
1182
1183 FeaturePtr createParameter(const QString& theText)
1184 {
1185   FeaturePtr aParameter;
1186   QStringList aList = theText.split("=");
1187   if (aList.count() != 2) {
1188     return aParameter;
1189   }
1190   QString aParamName = aList.at(0).trimmed();
1191
1192   if (isNameExist(aParamName, FeaturePtr())) {
1193     return aParameter;
1194   }
1195
1196   if (!ModelAPI_Expression::isVariable(aParamName.toStdString())) {
1197     return aParameter;
1198   }
1199
1200   QString aExpression = aList.at(1).trimmed();
1201   if (aExpression.isEmpty()) {
1202     return aParameter;
1203   }
1204
1205   SessionPtr aMgr = ModelAPI_Session::get();
1206   std::shared_ptr<ModelAPI_Document> aDoc = aMgr->activeDocument();
1207
1208   aParameter = aDoc->addFeature("Parameter");
1209   if (aParameter.get()) {
1210     AttributeStringPtr aNameAttr = aParameter->string("variable");
1211     aNameAttr->setValue(aParamName.toStdString());
1212
1213     AttributeStringPtr aExprAttr = aParameter->string("expression");
1214     aExprAttr->setValue(aExpression.toStdString());
1215     aParameter->execute();
1216
1217     Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_CREATED));
1218     Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_UPDATED));
1219   }
1220   return aParameter;
1221 }
1222
1223 void editParameter(FeaturePtr theParam, const QString& theText)
1224 {
1225   QStringList aList = theText.split("=");
1226   QString aParamName = aList.at(0).trimmed();
1227
1228   QString aExpression = aList.at(1).trimmed();
1229   if (aExpression.isEmpty()) {
1230     return;
1231   }
1232
1233   if (isNameExist(aParamName, theParam)) {
1234     return;
1235   }
1236   AttributeStringPtr aNameAttr = theParam->string("variable");
1237   aNameAttr->setValue(aParamName.toStdString());
1238
1239   AttributeStringPtr aExprAttr = theParam->string("expression");
1240   aExprAttr->setValue(aExpression.toStdString());
1241   theParam->execute();
1242
1243   Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_UPDATED));
1244 }
1245
1246 bool isNameExist(const QString& theName, FeaturePtr theIgnoreParameter)
1247 {
1248   SessionPtr aMgr = ModelAPI_Session::get();
1249   std::shared_ptr<ModelAPI_Document> aDoc = aMgr->activeDocument();
1250   FeaturePtr aParamFeature;
1251   int aNbFeatures = aDoc->numInternalFeatures();
1252   std::string aName = theName.toStdString();
1253   for (int i = 0; i < aNbFeatures; i++) {
1254     aParamFeature = aDoc->internalFeature(i);
1255     if (aParamFeature && aParamFeature->getKind() == "Parameter") {
1256       if ((theIgnoreParameter != aParamFeature) && (aParamFeature->name() == aName))
1257         return true;
1258     }
1259   }
1260   return false;
1261 }
1262
1263 FeaturePtr findParameter(const QString& theName)
1264 {
1265   SessionPtr aMgr = ModelAPI_Session::get();
1266   std::shared_ptr<ModelAPI_Document> aDoc = aMgr->activeDocument();
1267   FeaturePtr aParamFeature;
1268   int aNbFeatures = aDoc->numInternalFeatures();
1269   std::string aName = theName.toStdString();
1270   for (int i = 0; i < aNbFeatures; i++) {
1271     aParamFeature = aDoc->internalFeature(i);
1272     if (aParamFeature && aParamFeature->getKind() == "Parameter") {
1273       if (aParamFeature->name() == aName)
1274         return aParamFeature;
1275     }
1276   }
1277   return FeaturePtr();
1278 }
1279
1280
1281 //********************************************************************
1282 std::string generateName(const AttributePtr& theAttribute,
1283   ModuleBase_IWorkshop* theWorkshop)
1284 {
1285   std::string aName;
1286   if (theAttribute.get() != NULL) {
1287     ModuleBase_Operation* anOperation = theWorkshop->currentOperation();
1288
1289     FeaturePtr aFeature = ModelAPI_Feature::feature(theAttribute->owner());
1290     if (aFeature.get()) {
1291       std::string aXmlCfg, aDescription;
1292       theWorkshop->module()->getXMLRepresentation(aFeature->getKind(), aXmlCfg, aDescription);
1293
1294       ModuleBase_WidgetFactory aFactory(aXmlCfg, theWorkshop);
1295       std::string anAttributeTitle;
1296       aFactory.getAttributeTitle(theAttribute->id(), anAttributeTitle);
1297
1298       std::stringstream aStreamName;
1299       aStreamName << theAttribute->owner()->data()->name() << "/" << anAttributeTitle.c_str();
1300       aName = aStreamName.str();
1301     }
1302   }
1303   return aName;
1304 }
1305
1306 bool isSameShape(const TopoDS_Shape& theShape1, const TopoDS_Shape& theShape2)
1307 {
1308   // In case of compound we cannot rely on simple comparison method.
1309   // If the compound is generated by Group feature then this compound is alwais new.
1310   // So, we have to compare content of these compounds
1311   if (theShape1.ShapeType() != theShape2.ShapeType())
1312     return false;
1313
1314   if (theShape1.ShapeType() != TopAbs_COMPOUND)
1315     return theShape1.IsSame(theShape2);
1316
1317   TopoDS_Iterator aIt1(theShape1);
1318   TopoDS_Iterator aIt2(theShape2);
1319
1320   for (; aIt1.More() && aIt2.More(); aIt1.Next(), aIt2.Next()) {
1321     if (!(aIt1.Value()).IsSame(aIt2.Value()))
1322       return false;
1323   }
1324   return true;
1325 }
1326
1327 qreal currentPixelRatio()
1328 {
1329   QWindowList aWnds = qApp->topLevelWindows();
1330   if (aWnds.size() > 0)
1331     return aWnds.first()->devicePixelRatio();
1332   return qApp->primaryScreen()->devicePixelRatio();
1333 }
1334
1335
1336 } // namespace ModuleBase_Tools
1337
1338