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