src/ModuleBase/ModuleBase_Tools.cpp

   1 // Copyright (C) 2014-2017  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
  18 // email : webmaster.salome@opencascade.com<mailto:webmaster.salome@opencascade.com>
  19 //
  20
  21 #include "ModuleBase_Tools.h"
  22
  23 #include <ModuleBase_ParamIntSpinBox.h>
  24 #include <ModuleBase_ParamSpinBox.h>
  25 #include <ModuleBase_WidgetFactory.h>
  26 #include <ModuleBase_IWorkshop.h>
  27 #include <ModuleBase_IModule.h>
  28 #include <ModuleBase_IViewer.h>
  29 #include <ModuleBase_IconFactory.h>
  30 #include <ModuleBase_ResultPrs.h>
  31 #include <ModuleBase_ViewerPrs.h>
  32
  33 #include <ModelAPI_Attribute.h>
  34 #include <ModelAPI_AttributeRefAttr.h>
  35 #include <ModelAPI_AttributeReference.h>
  36 #include <ModelAPI_AttributeSelection.h>
  37 #include <ModelAPI_AttributeSelectionList.h>
  38 #include <ModelAPI_AttributeRefList.h>
  39 #include <ModelAPI_AttributeRefAttrList.h>
  40 #include <ModelAPI_ResultPart.h>
  41 #include <ModelAPI_ResultConstruction.h>
  42 #include <ModelAPI_AttributeString.h>
  43 #include <ModelAPI_Expression.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->repaint();
 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
 186   if (anIcon.isNull())
 187     return QPixmap();
 188
 189   int anAddWidth = anAditional.width();
 190   int anAddHeight = anAditional.height();
 191
 192   int aWidth = anIcon.width();
 193   int aHeight = anIcon.height();
 194
 195   int aStartWidthPos = aWidth - anAddWidth - 1;
 196   int aStartHeightPos = aHeight - anAddHeight - 1;
 197
 198   for (int i = 0; i < anAddWidth && i + aStartWidthPos < aWidth; i++)
 199   {
 200     for (int j = 0; j < anAddHeight && j + aStartHeightPos < aHeight; j++)
 201     {
 202       if (qAlpha(anAditional.pixel(i, j)) > 0)
 203         anIcon.setPixel(i + aStartWidthPos, j + aStartHeightPos, anAditional.pixel(i, j));
 204     }
 205   }
 206   return QPixmap::fromImage(anIcon);
 207 }
 208
 209 QPixmap lighter(const QString& theIcon, const int theLighterValue)
 210 {
 211   QImage anIcon = ModuleBase_IconFactory::loadImage(theIcon);
 212   if (anIcon.isNull())
 213     return QPixmap();
 214
 215   QImage aResult = ModuleBase_IconFactory::loadImage(theIcon);
 216   for (int i = 0; i < anIcon.width(); i++)
 217   {
 218     for (int j = 0; j < anIcon.height(); j++)
 219     {
 220       QRgb anRgb = anIcon.pixel(i, j);
 221       QColor aPixelColor(qRed(anRgb), qGreen(anRgb), qBlue(anRgb),
 222                          qAlpha(aResult.pixel(i, j)));
 223
 224       QColor aLighterColor = aPixelColor.lighter(theLighterValue);
 225       aResult.setPixel(i, j, qRgba(aLighterColor.red(), aLighterColor.green(),
 226                                     aLighterColor.blue(), aLighterColor.alpha()));
 227     }
 228   }
 229   return QPixmap::fromImage(aResult);
 230 }
 231
 232 void setSpinText(ModuleBase_ParamSpinBox* theSpin, const QString& theText)
 233 {
 234   if (theSpin->text() == theText)
 235     return;
 236   // In order to avoid extra text setting because it will
 237   // reset cursor position in control
 238   bool isBlocked = theSpin->blockSignals(true);
 239   theSpin->setText(theText);
 240   theSpin->blockSignals(isBlocked);
 241 }
 242
 243 void setSpinValue(QDoubleSpinBox* theSpin, double theValue)
 244 {
 245   if (fabs(theSpin->value() - theValue) < tolerance)
 246     return;
 247   bool isBlocked = theSpin->blockSignals(true);
 248   theSpin->setValue(theValue);
 249   theSpin->blockSignals(isBlocked);
 250 }
 251
 252 void setSpinValue(ModuleBase_ParamSpinBox* theSpin, double theValue)
 253 {
 254   if (fabs(theSpin->value() - theValue) < tolerance)
 255     return;
 256   bool isBlocked = theSpin->blockSignals(true);
 257   theSpin->setValue(theValue);
 258   theSpin->blockSignals(isBlocked);
 259 }
 260
 261 void setSpinText(ModuleBase_ParamIntSpinBox* theSpin, const QString& theText)
 262 {
 263   // In order to avoid extra text setting because it will
 264   // reset cursor position in control
 265   if (theSpin->text() == theText)
 266     return;
 267   bool isBlocked = theSpin->blockSignals(true);
 268   theSpin->setText(theText);
 269   theSpin->blockSignals(isBlocked);
 270 }
 271
 272 void setSpinValue(ModuleBase_ParamIntSpinBox* theSpin, int theValue)
 273 {
 274   if (theSpin->value() == theValue)
 275     return;
 276   bool isBlocked = theSpin->blockSignals(true);
 277   theSpin->setValue(theValue);
 278   theSpin->blockSignals(isBlocked);
 279 }
 280
 281 QAction* createAction(const QIcon& theIcon, const QString& theText,
 282                       QObject* theParent, const QObject* theReceiver,
 283                       const char* theMember, const QString& theToolTip,
 284                       const QString& theStatusTip)
 285 {
 286   QAction* anAction = new QAction(theIcon, theText, theParent);
 287   anAction->setToolTip(theToolTip.isEmpty() ? theText : theToolTip);
 288   anAction->setStatusTip(!theStatusTip.isEmpty() ? theStatusTip :
 289                                                    (!theToolTip.isEmpty() ? theToolTip : theText));
 290   if (theReceiver)
 291     QObject::connect(anAction, SIGNAL(triggered(bool)), theReceiver, theMember);
 292
 293   return anAction;
 294 }
 295
 296 #ifdef _DEBUG
 297 QString objectName(const ObjectPtr& theObj)
 298 {
 299   if (!theObj.get())
 300     return "";
 301
 302   return theObj->data()->name().c_str();
 303 }
 304
 305 QString objectInfo(const ObjectPtr& theObj, const bool isUseAttributesInfo)
 306 {
 307   QString aFeatureStr = "feature";
 308   if (!theObj.get())
 309     return aFeatureStr;
 310
 311   std::ostringstream aPtrStr;
 312   aPtrStr << "[" << theObj.get() << "]";
 313
 314   ResultPtr aRes = std::dynamic_pointer_cast<ModelAPI_Result>(theObj);
 315   FeaturePtr aFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(theObj);
 316   if(aRes.get()) {
 317     aFeatureStr.append(QString("(result%1)").arg(aPtrStr.str().c_str()).toStdString() .c_str());
 318     if (aRes->isDisabled())
 319       aFeatureStr.append("[disabled]");
 320     if (aRes->isConcealed())
 321       aFeatureStr.append("[concealed]");
 322     if (ModelAPI_Tools::hasSubResults(aRes))
 323       aFeatureStr.append("[hasSubResults]");
 324
 325     aFeature = ModelAPI_Feature::feature(aRes);
 326   }
 327   else
 328     aFeatureStr.append(aPtrStr.str().c_str());
 329
 330   if (aFeature.get()) {
 331     aFeatureStr.append(QString(": %1").arg(aFeature->getKind().c_str()).toStdString().c_str());
 332     if (aFeature->data()->isValid()) {
 333       aFeatureStr.append(QString(", name=%1").arg(theObj->data()->name().c_str()).toStdString()
 334                                                                                        .c_str());
 335     }
 336     if (isUseAttributesInfo) {
 337       std::set<std::shared_ptr<ModelAPI_Attribute> > anAttributes;
 338       std::string aPointsInfo = ModelGeomAlgo_Point2D::getPontAttributesInfo(aFeature,
 339                                                                           anAttributes).c_str();
 340       if (!aPointsInfo.empty())
 341         aFeatureStr.append(QString(", attributes: %1")
 342           .arg(aPointsInfo.c_str()).toStdString().c_str());
 343     }
 344   }
 345
 346   return aFeatureStr;
 347 }
 348 #endif
 349
 350 typedef QMap<QString, int> ShapeTypes;
 351 static ShapeTypes myShapeTypes;
 352
 353 int shapeType(const QString& theType)
 354 {
 355   if (myShapeTypes.count() == 0) {
 356     myShapeTypes["compound"]   = TopAbs_COMPOUND;
 357     myShapeTypes["compounds"]  = TopAbs_COMPOUND;
 358     myShapeTypes["compsolid"]  = TopAbs_COMPSOLID;
 359     myShapeTypes["compsolids"] = TopAbs_COMPSOLID;
 360     myShapeTypes["solid"]      = TopAbs_SOLID;
 361     myShapeTypes["solids"]     = TopAbs_SOLID;
 362     myShapeTypes["shell"]      = TopAbs_SHELL;
 363     myShapeTypes["shells"]     = TopAbs_SHELL;
 364     myShapeTypes["face"]       = TopAbs_FACE;
 365     myShapeTypes["faces"]      = TopAbs_FACE;
 366     myShapeTypes["wire"]       = TopAbs_WIRE;
 367     myShapeTypes["wires"]      = TopAbs_WIRE;
 368     myShapeTypes["edge"]       = TopAbs_EDGE;
 369     myShapeTypes["edges"]      = TopAbs_EDGE;
 370     myShapeTypes["vertex"]     = TopAbs_VERTEX;
 371     myShapeTypes["vertices"]   = TopAbs_VERTEX;
 372     myShapeTypes["object"]     = ModuleBase_ResultPrs::Sel_Result;
 373     myShapeTypes["objects"]    = ModuleBase_ResultPrs::Sel_Result;
 374   }
 375   QString aType = theType.toLower();
 376   if(myShapeTypes.contains(aType))
 377     return myShapeTypes[aType];
 378   Events_InfoMessage("ModuleBase_Tools", "Shape type defined in XML is not implemented!").send();
 379   return TopAbs_SHAPE;
 380 }
 381
 382 void checkObjects(const QObjectPtrList& theObjects, bool& hasResult, bool& hasFeature,
 383                   bool& hasParameter, bool& hasCompositeOwner, bool& hasResultInHistory,
 384                   bool& hasFolder)
 385 {
 386   hasResult = false;
 387   hasFeature = false;
 388   hasParameter = false;
 389   hasCompositeOwner = false;
 390   hasResultInHistory = false;
 391   hasFolder = false;
 392   foreach(ObjectPtr aObj, theObjects) {
 393     FeaturePtr aFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(aObj);
 394     ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_Result>(aObj);
 395     FolderPtr aFolder = std::dynamic_pointer_cast<ModelAPI_Folder>(aObj);
 396     ResultParameterPtr aConstruction = std::dynamic_pointer_cast<ModelAPI_ResultParameter>(aResult);
 397
 398     hasResult |= (aResult.get() != NULL);
 399     hasFeature |= (aFeature.get() != NULL);
 400     hasFolder |= (aFolder.get() != NULL);
 401     hasParameter |= (aConstruction.get() != NULL);
 402     if (hasFeature)
 403       hasCompositeOwner |= (ModelAPI_Tools::compositeOwner(aFeature) != NULL);
 404
 405     if (!hasResultInHistory && aResult.get()) {
 406       FeaturePtr aFeature = ModelAPI_Feature::feature(aResult);
 407       hasResultInHistory = aFeature.get() && aFeature->isInHistory();
 408     }
 409
 410     if (hasFeature && hasResult  && hasParameter && hasCompositeOwner && hasFeature)
 411       break;
 412   }
 413 }
 414
 415 /*bool setDefaultDeviationCoefficient(std::shared_ptr<GeomAPI_Shape> theGeomShape)
 416 {
 417   if (!theGeomShape.get())
 418     return false;
 419   // if the shape could not be exploded on faces, it contains only wires, edges, and vertices
 420   // correction of deviation for them should not influence to the application performance
 421   GeomAPI_ShapeExplorer anExp(theGeomShape, GeomAPI_Shape::FACE);
 422   bool anEmpty = anExp.empty();
 423   return !anExp.more();
 424 }*/
 425
 426 /*void setDefaultDeviationCoefficient(const std::shared_ptr<ModelAPI_Result>& theResult,
 427                                     const Handle(Prs3d_Drawer)& theDrawer)
 428 {
 429   if (!theResult.get())
 430     return;
 431   bool aUseDeviation = false;
 432
 433   std::string aResultGroup = theResult->groupName();
 434   if (aResultGroup == ModelAPI_ResultConstruction::group())
 435     aUseDeviation = true;
 436   else if (aResultGroup == ModelAPI_ResultBody::group()) {
 437     GeomShapePtr aGeomShape = theResult->shape();
 438     if (aGeomShape.get())
 439       aUseDeviation = setDefaultDeviationCoefficient(aGeomShape);
 440   }
 441   if (aUseDeviation)
 442     theDrawer->SetDeviationCoefficient(DEFAULT_DEVIATION_COEFFICIENT);
 443 }
 444 */
 445 void setDefaultDeviationCoefficient(const TopoDS_Shape& theShape,
 446                                     const Handle(Prs3d_Drawer)& theDrawer)
 447 {
 448   if (theShape.IsNull())
 449     return;
 450
 451   std::shared_ptr<GeomAPI_Shape> aGeomShape(new GeomAPI_Shape());
 452   aGeomShape->setImpl(new TopoDS_Shape(theShape));
 453
 454   // if the shape could not be exploded on faces, it contains only wires, edges, and vertices
 455   // correction of deviation for them should not influence to the application performance
 456   GeomAPI_ShapeExplorer anExp(aGeomShape, GeomAPI_Shape::FACE);
 457   bool isConstruction = !anExp.more();
 458
 459   double aDeflection;
 460   if (isConstruction)
 461     aDeflection = Config_PropManager::real("Visualization", "construction_deflection");
 462   else
 463     aDeflection = Config_PropManager::real("Visualization", "body_deflection");
 464
 465   theDrawer->SetDeviationCoefficient(aDeflection);
 466 }
 467
 468 Quantity_Color color(const std::string& theSection,
 469                      const std::string& theName)
 470 {
 471   std::vector<int> aColor = Config_PropManager::color(theSection, theName);
 472   return Quantity_Color(aColor[0] / 255., aColor[1] / 255., aColor[2] / 255., Quantity_TOC_RGB);
 473 }
 474
 475 ObjectPtr getObject(const AttributePtr& theAttribute)
 476 {
 477   ObjectPtr anObject;
 478   std::string anAttrType = theAttribute->attributeType();
 479   if (anAttrType == ModelAPI_AttributeRefAttr::typeId()) {
 480     AttributeRefAttrPtr anAttr =
 481       std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(theAttribute);
 482     if (anAttr != NULL && anAttr->isObject())
 483       anObject = anAttr->object();
 484   }
 485   if (anAttrType == ModelAPI_AttributeSelection::typeId()) {
 486     AttributeSelectionPtr anAttr =
 487       std::dynamic_pointer_cast<ModelAPI_AttributeSelection>(theAttribute);
 488     if (anAttr != NULL)
 489       anObject = anAttr->context();
 490   }
 491   if (anAttrType == ModelAPI_AttributeReference::typeId()) {
 492     AttributeReferencePtr anAttr =
 493       std::dynamic_pointer_cast<ModelAPI_AttributeReference>(theAttribute);
 494     if (anAttr.get() != NULL)
 495       anObject = anAttr->value();
 496   }
 497   return anObject;
 498 }
 499
 500 TopAbs_ShapeEnum getCompoundSubType(const TopoDS_Shape& theShape)
 501 {
 502   TopAbs_ShapeEnum aShapeType = theShape.ShapeType();
 503
 504   // for compounds check sub-shapes: it may be compound of needed type:
 505   // Booleans may produce compounds of Solids
 506   if (aShapeType == TopAbs_COMPOUND) {
 507     for(TopoDS_Iterator aSubs(theShape); aSubs.More(); aSubs.Next()) {
 508       if (!aSubs.Value().IsNull()) {
 509         TopAbs_ShapeEnum aSubType = aSubs.Value().ShapeType();
 510         if (aSubType == TopAbs_COMPOUND) { // compound of compound(s)
 511           aShapeType = TopAbs_COMPOUND;
 512           break;
 513         }
 514         if (aShapeType == TopAbs_COMPOUND) {
 515           aShapeType = aSubType;
 516         } else if (aShapeType != aSubType) { // compound of shapes of different types
 517           aShapeType = TopAbs_COMPOUND;
 518           break;
 519         }
 520       }
 521     }
 522   }
 523   return aShapeType;
 524 }
 525
 526 TopoDS_Shape getSelectedShape(const std::shared_ptr<ModuleBase_ViewerPrs>& thePrs)
 527 {
 528   if (thePrs->shape().get())
 529     return thePrs->shape()->impl<TopoDS_Shape>();
 530
 531   Handle(StdSelect_BRepOwner) anOwner = Handle(StdSelect_BRepOwner)::DownCast(thePrs->owner());
 532   if (!anOwner.IsNull())
 533     return anOwner->Shape();
 534
 535   return TopoDS_Shape();
 536 }
 537
 538 void getParameters(QStringList& theParameters)
 539 {
 540   theParameters.clear();
 541
 542   SessionPtr aSession = ModelAPI_Session::get();
 543   std::list<DocumentPtr> aDocList;
 544   DocumentPtr anActiveDocument = aSession->activeDocument();
 545   DocumentPtr aRootDocument = aSession->moduleDocument();
 546   aDocList.push_back(anActiveDocument);
 547   if (anActiveDocument != aRootDocument) {
 548     aDocList.push_back(aRootDocument);
 549   }
 550   std::string aGroupId = ModelAPI_ResultParameter::group();
 551   for(std::list<DocumentPtr>::const_iterator it = aDocList.begin(); it != aDocList.end(); ++it) {
 552     DocumentPtr aDocument = *it;
 553     int aSize = aDocument->size(aGroupId);
 554     for (int i = 0; i < aSize; i++) {
 555       ObjectPtr anObject = aDocument->object(aGroupId, i);
 556       std::string aParameterName = anObject->data()->name();
 557       theParameters.append(aParameterName.c_str());
 558     }
 559   }
 560 }
 561
 562 std::string findGreedAttribute(ModuleBase_IWorkshop* theWorkshop,
 563                                const FeaturePtr& theFeature)
 564 {
 565   std::string anAttributeId;
 566
 567   std::string aXmlCfg, aDescription;
 568   theWorkshop->module()->getXMLRepresentation(theFeature->getKind(), aXmlCfg, aDescription);
 569
 570   ModuleBase_WidgetFactory aFactory(aXmlCfg, theWorkshop);
 571   std::string anAttributeTitle;
 572   aFactory.getGreedAttribute(anAttributeId);
 573
 574   return anAttributeId;
 575 }
 576
 577 bool hasObject(const AttributePtr& theAttribute, const ObjectPtr& theObject,
 578                const std::shared_ptr<GeomAPI_Shape>& theShape,
 579                ModuleBase_IWorkshop* theWorkshop,
 580                const bool theTemporarily)
 581 {
 582   bool aHasObject = false;
 583   if (!theAttribute.get())
 584     return aHasObject;
 585
 586   std::string aType = theAttribute->attributeType();
 587   if (aType == ModelAPI_AttributeReference::typeId()) {
 588     AttributeReferencePtr aRef =
 589       std::dynamic_pointer_cast<ModelAPI_AttributeReference>(theAttribute);
 590     ObjectPtr aObject = aRef->value();
 591     aHasObject = aObject && aObject->isSame(theObject);
 592     //if (!(aObject && aObject->isSame(theObject))) {
 593     //  aRef->setValue(theObject);
 594     //}
 595   } else if (aType == ModelAPI_AttributeRefAttr::typeId()) {
 596     AttributeRefAttrPtr aRefAttr =
 597       std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(theAttribute);
 598
 599     AttributePtr anAttribute = theWorkshop->module()->findAttribute(theObject, theShape);
 600     if (anAttribute.get()) {
 601       //aRefAttr->setAttr(anAttribute);
 602     }
 603     else {
 604       ObjectPtr aObject = aRefAttr->object();
 605       aHasObject = aObject && aObject->isSame(theObject);
 606       //if (!(aObject && aObject->isSame(theObject))) {
 607       //  aRefAttr->setObject(theObject);
 608       //}
 609     }
 610   } else if (aType == ModelAPI_AttributeSelection::typeId()) {
 611     /*AttributeSelectionPtr aSelectAttr =
 612                              std::dynamic_pointer_cast<ModelAPI_AttributeSelection>(theAttribute);
 613     ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_Result>(theObject);
 614     if (aSelectAttr.get() != NULL) {
 615       aSelectAttr->setValue(aResult, theShape, theTemporarily);
 616     }*/
 617   }
 618   if (aType == ModelAPI_AttributeSelectionList::typeId()) {
 619     AttributeSelectionListPtr aSelectionListAttr =
 620                          std::dynamic_pointer_cast<ModelAPI_AttributeSelectionList>(theAttribute);
 621     ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_Result>(theObject);
 622     aHasObject = aSelectionListAttr->isInList(aResult, theShape, theTemporarily);
 623   }
 624   else if (aType == ModelAPI_AttributeRefList::typeId()) {
 625     AttributeRefListPtr aRefListAttr =
 626       std::dynamic_pointer_cast<ModelAPI_AttributeRefList>(theAttribute);
 627     aHasObject = aRefListAttr->isInList(theObject);
 628     //if (!theCheckIfAttributeHasObject || !aRefListAttr->isInList(theObject))
 629     //  aRefListAttr->append(theObject);
 630   }
 631   else if (aType == ModelAPI_AttributeRefAttrList::typeId()) {
 632     AttributeRefAttrListPtr aRefAttrListAttr =
 633       std::dynamic_pointer_cast<ModelAPI_AttributeRefAttrList>(theAttribute);
 634     AttributePtr anAttribute = theWorkshop->module()->findAttribute(theObject, theShape);
 635
 636     if (anAttribute.get()) {
 637       aHasObject = aRefAttrListAttr->isInList(anAttribute);
 638       //if (!theCheckIfAttributeHasObject || !aRefAttrListAttr->isInList(anAttribute))
 639       //  aRefAttrListAttr->append(anAttribute);
 640     }
 641     else {
 642       aHasObject = aRefAttrListAttr->isInList(theObject);
 643       //if (!theCheckIfAttributeHasObject || !aRefAttrListAttr->isInList(theObject))
 644       //  aRefAttrListAttr->append(theObject);
 645     }
 646   }
 647   return aHasObject;
 648 }
 649
 650 bool setObject(const AttributePtr& theAttribute, const ObjectPtr& theObject,
 651                const GeomShapePtr& theShape, ModuleBase_IWorkshop* theWorkshop,
 652                const bool theTemporarily, const bool theCheckIfAttributeHasObject)
 653 {
 654   if (!theAttribute.get())
 655     return false;
 656
 657   bool isDone = true;
 658   std::string aType = theAttribute->attributeType();
 659   if (aType == ModelAPI_AttributeReference::typeId()) {
 660     AttributeReferencePtr aRef =
 661       std::dynamic_pointer_cast<ModelAPI_AttributeReference>(theAttribute);
 662     ObjectPtr aObject = aRef->value();
 663     if (!(aObject && aObject->isSame(theObject))) {
 664       aRef->setValue(theObject);
 665     }
 666   } else if (aType == ModelAPI_AttributeRefAttr::typeId()) {
 667     AttributeRefAttrPtr aRefAttr =
 668       std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(theAttribute);
 669
 670     AttributePtr anAttribute = theWorkshop->module()->findAttribute(theObject, theShape);
 671     if (anAttribute.get())
 672       aRefAttr->setAttr(anAttribute);
 673     else {
 674       ObjectPtr aObject = aRefAttr->object();
 675       if (!(aObject && aObject->isSame(theObject))) {
 676         aRefAttr->setObject(theObject);
 677       }
 678     }
 679   } else if (aType == ModelAPI_AttributeSelection::typeId()) {
 680     AttributeSelectionPtr aSelectAttr =
 681                              std::dynamic_pointer_cast<ModelAPI_AttributeSelection>(theAttribute);
 682     ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_Result>(theObject);
 683     if (aSelectAttr.get() != NULL) {
 684       aSelectAttr->setValue(aResult, theShape, theTemporarily);
 685     }
 686   }
 687   if (aType == ModelAPI_AttributeSelectionList::typeId()) {
 688     AttributeSelectionListPtr aSelectionListAttr =
 689                          std::dynamic_pointer_cast<ModelAPI_AttributeSelectionList>(theAttribute);
 690     ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_Result>(theObject);
 691     if (!theCheckIfAttributeHasObject ||
 692         !aSelectionListAttr->isInList(aResult, theShape, theTemporarily))
 693       aSelectionListAttr->append(aResult, theShape, theTemporarily);
 694   }
 695   else if (aType == ModelAPI_AttributeRefList::typeId()) {
 696     AttributeRefListPtr aRefListAttr =
 697       std::dynamic_pointer_cast<ModelAPI_AttributeRefList>(theAttribute);
 698     if (!theCheckIfAttributeHasObject || !aRefListAttr->isInList(theObject)) {
 699       if (theObject.get())
 700         aRefListAttr->append(theObject);
 701       else
 702         isDone = false;
 703     }
 704   }
 705   else if (aType == ModelAPI_AttributeRefAttrList::typeId()) {
 706     AttributeRefAttrListPtr aRefAttrListAttr =
 707       std::dynamic_pointer_cast<ModelAPI_AttributeRefAttrList>(theAttribute);
 708     AttributePtr anAttribute = theWorkshop->module()->findAttribute(theObject, theShape);
 709
 710     if (anAttribute.get()) {
 711       if (!theCheckIfAttributeHasObject || !aRefAttrListAttr->isInList(anAttribute))
 712         aRefAttrListAttr->append(anAttribute);
 713     }
 714     else {
 715       if (!theCheckIfAttributeHasObject || !aRefAttrListAttr->isInList(theObject)) {
 716         if (theObject.get())
 717           aRefAttrListAttr->append(theObject);
 718         else
 719           isDone = false;
 720       }
 721     }
 722   }
 723   return isDone;
 724 }
 725
 726 GeomShapePtr getShape(const AttributePtr& theAttribute, ModuleBase_IWorkshop* theWorkshop)
 727 {
 728   GeomShapePtr aShape;
 729   if (!theAttribute.get())
 730     return aShape;
 731
 732   std::string aType = theAttribute->attributeType();
 733   if (aType == ModelAPI_AttributeReference::typeId()) {
 734   } else if (aType == ModelAPI_AttributeRefAttr::typeId()) {
 735     AttributeRefAttrPtr aRefAttr =
 736       std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(theAttribute);
 737     if (aRefAttr.get() && !aRefAttr->isObject()) {
 738       AttributePtr anAttribute = aRefAttr->attr();
 739       aShape = theWorkshop->module()->findShape(anAttribute);
 740     }
 741   } else if (aType == ModelAPI_AttributeSelection::typeId()) {
 742     AttributeSelectionPtr aSelectAttr = std::dynamic_pointer_cast<ModelAPI_AttributeSelection>
 743                                                                                  (theAttribute);
 744     aShape = aSelectAttr->value();
 745   }
 746   else // Geom2D point processing
 747     aShape = theWorkshop->module()->findShape(theAttribute);
 748   return aShape;
 749 }
 750
 751 void flushUpdated(ObjectPtr theObject)
 752 {
 753   blockUpdateViewer(true);
 754
 755   // Fix the problem of not previewed results of constraints applied. Flush Create/Delete
 756   // (for the sketch result) to start processing of the sketch in the solver.
 757   // TODO: these flushes should be moved in a separate method provided by Model
 758   Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_CREATED));
 759   Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_UPDATED));
 760   Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_DELETED));
 761
 762   blockUpdateViewer(false);
 763 }
 764
 765 void blockUpdateViewer(const bool theValue)
 766 {
 767   // the viewer update should be blocked in order to avoid the temporary feature content
 768   // when the solver processes the feature, the redisplay message can be flushed
 769   // what caused the display in the viewer preliminary states of object
 770   // e.g. fillet feature, angle value change
 771   std::shared_ptr<Events_Message> aMsg;
 772   if (theValue) {
 773     aMsg = std::shared_ptr<Events_Message>(
 774         new Events_Message(Events_Loop::eventByName(EVENT_UPDATE_VIEWER_BLOCKED)));
 775   }
 776   else {
 777     // the viewer update should be unblocked
 778     aMsg = std::shared_ptr<Events_Message>(
 779         new Events_Message(Events_Loop::eventByName(EVENT_UPDATE_VIEWER_UNBLOCKED)));
 780   }
 781   Events_Loop::loop()->send(aMsg);
 782 }
 783
 784 QString wrapTextByWords(const QString& theValue, QWidget* theWidget,
 785                                           int theMaxLineInPixels)
 786 {
 787   static QFontMetrics tfm(theWidget ? theWidget->font() : QApplication::font());
 788   static qreal phi = 2.618;
 789
 790   QRect aBounds = tfm.boundingRect(theValue);
 791   if(aBounds.width() <= theMaxLineInPixels)
 792     return theValue;
 793
 794   qreal s = aBounds.width() * aBounds.height();
 795   qreal aGoldWidth = sqrt(s*phi);
 796
 797   QStringList aWords = theValue.split(" ", QString::SkipEmptyParts);
 798   QStringList aLines;
 799   int n = aWords.count();
 800   QString aLine;
 801   for (int i = 0; i < n; i++) {
 802     QString aLineExt = aLine + " " + aWords[i];
 803     qreal anWidthNonExt = tfm.boundingRect(aLine).width();
 804     qreal anWidthExt = tfm.boundingRect(aLineExt).width();
 805     qreal aDeltaNonExt = fabs(anWidthNonExt-aGoldWidth);
 806     qreal aDeltaExt    = fabs(anWidthExt-aGoldWidth);
 807     if(aDeltaNonExt < aDeltaExt) {
 808       // new line
 809       aLines.append(aLine);
 810       aLine = aWords[i];
 811     }
 812     else
 813       aLine = aLineExt;
 814   }
 815
 816   if(!aLine.isEmpty())
 817     aLines.append(aLine);
 818
 819   QString aResult = aLines.join("\n");
 820   return aResult;
 821 }
 822
 823 //**************************************************************
 824 QLocale doubleLocale()
 825 {
 826   // VSR 01/07/2010: Disable thousands separator for spin box
 827   // (to avoid inconsistency of double-2-string and string-2-double conversion)
 828   QLocale aLocale;
 829   aLocale.setNumberOptions(aLocale.numberOptions() |
 830                            QLocale::OmitGroupSeparator |
 831                            QLocale::RejectGroupSeparator);
 832   return aLocale;
 833 }
 834
 835 //**************************************************************
 836 void refsToFeatureInFeatureDocument(const ObjectPtr& theObject,
 837                                     std::set<FeaturePtr>& theRefFeatures)
 838 {
 839   FeaturePtr aFeature = ModelAPI_Feature::feature(theObject);
 840   if (aFeature.get()) {
 841     DocumentPtr aFeatureDoc = aFeature->document();
 842     // 1. find references in the current document
 843     aFeatureDoc->refsToFeature(aFeature, theRefFeatures, false);
 844   }
 845 }
 846
 847
 848 //**************************************************************
 849 /*bool isSubOfComposite(const ObjectPtr& theObject)
 850 {
 851   bool isSub = false;
 852   std::set<FeaturePtr> aRefFeatures;
 853   refsToFeatureInFeatureDocument(theObject, aRefFeatures);
 854   std::set<FeaturePtr>::const_iterator anIt = aRefFeatures.begin(),
 855                                        aLast = aRefFeatures.end();
 856   for (; anIt != aLast && !isSub; anIt++) {
 857     isSub = isSubOfComposite(theObject, *anIt);
 858   }
 859   return isSub;
 860 }*/
 861
 862 //**************************************************************
 863 /*bool isSubOfComposite(const ObjectPtr& theObject, const FeaturePtr& theFeature)
 864 {
 865   bool isSub = false;
 866   CompositeFeaturePtr aComposite = std::dynamic_pointer_cast<ModelAPI_CompositeFeature>(theFeature);
 867   if (aComposite.get()) {
 868     isSub = aComposite->isSub(theObject);
 869     // the recursive is possible, the parameters are sketch circle and extrusion cut. They are
 870     // separated by composite sketch feature
 871     if (!isSub) {
 872       int aNbSubs = aComposite->numberOfSubs();
 873       for (int aSub = 0; aSub < aNbSubs && !isSub; aSub++) {
 874         isSub = isSubOfComposite(theObject, aComposite->subFeature(aSub));
 875       }
 876     }
 877   }
 878   return isSub;
 879 }*/
 880
 881 //**************************************************************
 882 ResultPtr firstResult(const ObjectPtr& theObject)
 883 {
 884   ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_Result>(theObject);
 885   if (!aResult.get()) {
 886     FeaturePtr aFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(theObject);
 887     if (aFeature.get())
 888       aResult = aFeature->firstResult();
 889   }
 890   return aResult;
 891 }
 892
 893 //**************************************************************
 894 bool isFeatureOfResult(const FeaturePtr& theFeature, const std::string& theGroupOfResult)
 895 {
 896   bool isResult = false;
 897
 898   if (!theFeature->data()->isValid())
 899     return isResult;
 900
 901   ResultPtr aFirstResult = theFeature->firstResult();
 902   if (!aFirstResult.get())
 903     return isResult;
 904
 905   return aFirstResult->groupName() == theGroupOfResult;
 906 }
 907
 908 //**************************************************************
 909 bool hasModuleDocumentFeature(const std::set<FeaturePtr>& theFeatures)
 910 {
 911   bool aFoundModuleDocumentObject = false;
 912   DocumentPtr aModuleDoc = ModelAPI_Session::get()->moduleDocument();
 913
 914   std::set<FeaturePtr>::const_iterator anIt = theFeatures.begin(), aLast = theFeatures.end();
 915   for (; anIt != aLast && !aFoundModuleDocumentObject; anIt++) {
 916     FeaturePtr aFeature = *anIt;
 917     ResultPtr aResult = ModuleBase_Tools::firstResult(aFeature);
 918     if (aResult.get() && aResult->groupName() == ModelAPI_ResultPart::group())
 919       continue;
 920     aFoundModuleDocumentObject = aFeature->document() == aModuleDoc;
 921   }
 922
 923   return aFoundModuleDocumentObject;
 924 }
 925
 926 //**************************************************************
 927 bool askToDelete(const std::set<FeaturePtr> theFeatures,
 928                  const std::map<FeaturePtr, std::set<FeaturePtr> >& theReferences,
 929                  QWidget* theParent,
 930                  std::set<FeaturePtr>& theReferencesToDelete,
 931                  const std::string& thePrefixInfo)
 932 {
 933   QString aNotActivatedDocWrn;
 934   std::string aNotActivatedNames;
 935   if (!ModelAPI_Tools::allDocumentsActivated(aNotActivatedNames)) {
 936     if (ModuleBase_Tools::hasModuleDocumentFeature(theFeatures))
 937       aNotActivatedDocWrn =
 938         QObject::tr("Selected objects can be used in Part documents which are not loaded:%1.\n")
 939                             .arg(aNotActivatedNames.c_str());
 940   }
 941
 942   std::set<FeaturePtr> aFeaturesRefsTo;
 943   std::set<FeaturePtr> aFeaturesRefsToParameter;
 944   std::set<FeaturePtr> aParameterFeatures;
 945   QStringList aPartFeatureNames;
 946   std::set<FeaturePtr>::const_iterator anIt = theFeatures.begin(),
 947                                        aLast = theFeatures.end();
 948   // separate features to references to parameter features and references to others
 949   for (; anIt != aLast; anIt++) {
 950     FeaturePtr aFeature = *anIt;
 951     if (theReferences.find(aFeature) == theReferences.end())
 952       continue;
 953
 954     if (isFeatureOfResult(aFeature, ModelAPI_ResultPart::group()))
 955       aPartFeatureNames.append(aFeature->name().c_str());
 956
 957     std::set<FeaturePtr> aRefFeatures;
 958     std::set<FeaturePtr> aRefList = theReferences.at(aFeature);
 959     std::set<FeaturePtr>::const_iterator aRefIt = aRefList.begin(), aRefLast = aRefList.end();
 960     for (; aRefIt != aRefLast; aRefIt++) {
 961       FeaturePtr aRefFeature = *aRefIt;
 962       if (theFeatures.find(aRefFeature) == theFeatures.end() && // it is not selected
 963           aRefFeatures.find(aRefFeature) == aRefFeatures.end()) // it is not added
 964         aRefFeatures.insert(aRefFeature);
 965     }
 966
 967     if (isFeatureOfResult(aFeature, ModelAPI_ResultParameter::group())) {
 968       aFeaturesRefsToParameter.insert(aRefFeatures.begin(), aRefFeatures.end());
 969       aParameterFeatures.insert(aFeature);
 970     }
 971     else {
 972       theReferencesToDelete.insert(aRefFeatures.begin(), aRefFeatures.end());
 973     }
 974   }
 975
 976   std::set<FeaturePtr> aFeaturesRefsToParameterOnly;
 977   anIt = aFeaturesRefsToParameter.begin();
 978   aLast = aFeaturesRefsToParameter.end();
 979   // separate features to references to parameter features and references to others
 980   QStringList aParamFeatureNames;
 981   for (; anIt != aLast; anIt++) {
 982     FeaturePtr aFeature = *anIt;
 983     if (theReferencesToDelete.find(aFeature) == theReferencesToDelete.end()) {
 984       aFeaturesRefsToParameterOnly.insert(aFeature);
 985       aParamFeatureNames.append(aFeature->name().c_str());
 986     }
 987   }
 988   aParamFeatureNames.sort();
 989   QStringList anOtherFeatureNames;
 990   anIt = theReferencesToDelete.begin();
 991   aLast = theReferencesToDelete.end();
 992   for (; anIt != aLast; anIt++) {
 993     FeaturePtr aFeature = *anIt;
 994     if (isFeatureOfResult(aFeature, ModelAPI_ResultPart::group()))
 995       aPartFeatureNames.append(aFeature->name().c_str());
 996     else
 997       anOtherFeatureNames.append(aFeature->name().c_str());
 998   }
 999   aPartFeatureNames.sort();
1000   anOtherFeatureNames.sort();
1001
1002   bool aCanReplaceParameters = !aFeaturesRefsToParameterOnly.empty();
1003
1004   QMessageBox aMessageBox(theParent);
1005   aMessageBox.setWindowTitle(QObject::tr("Delete features"));
1006   aMessageBox.setIcon(QMessageBox::Warning);
1007   aMessageBox.setStandardButtons(QMessageBox::No | QMessageBox::Yes);
1008   aMessageBox.setDefaultButton(QMessageBox::No);
1009
1010   QString aText;
1011   if (!thePrefixInfo.empty())
1012     aText = thePrefixInfo.c_str();
1013   QString aSep = ", ";
1014   if (!aPartFeatureNames.empty()) {
1015     aText += QString(QObject::tr("The following parts will be deleted: %1.\n"))
1016              .arg(aPartFeatureNames.join(aSep));
1017   }
1018   if (!aNotActivatedDocWrn.isEmpty())
1019     aText += aNotActivatedDocWrn;
1020   if (!anOtherFeatureNames.empty()) {
1021     const char* aMsg = "Features are used in the following features: %1.\nThese "
1022                        "features will be deleted.\n";
1023     aText += QString(QObject::tr(aMsg))
1024                      .arg(anOtherFeatureNames.join(aSep));
1025   }
1026   if (!aParamFeatureNames.empty()) {
1027     const char* aMsg = "Parameters are used directly and through a sequence "
1028                        "of dependencies in the following features: %1.\nThese features will "
1029                        "be deleted.\nOr parameters could be replaced by their values.\n";
1030     aText += QString(QObject::tr(aMsg))
1031                      .arg(aParamFeatureNames.join(aSep));
1032     QPushButton *aReplaceButton =
1033       aMessageBox.addButton(QObject::tr("Replace"), QMessageBox::ActionRole);
1034   }
1035
1036   if (!aText.isEmpty()) {
1037     aText += "Would you like to continue?";
1038     aMessageBox.setText(aText);
1039     aMessageBox.exec();
1040     QMessageBox::ButtonRole aButtonRole = aMessageBox.buttonRole(aMessageBox.clickedButton());
1041
1042     if (aButtonRole == QMessageBox::NoRole)
1043       return false;
1044
1045     if (aButtonRole == QMessageBox::ActionRole) {
1046       foreach (FeaturePtr aObj, aParameterFeatures)
1047         ModelAPI_ReplaceParameterMessage::send(aObj, 0);
1048     }
1049     else
1050       theReferencesToDelete.insert(aFeaturesRefsToParameterOnly.begin(),
1051                                    aFeaturesRefsToParameterOnly.end());
1052   }
1053   return true;
1054 }
1055
1056 //**************************************************************
1057 void convertToFeatures(const QObjectPtrList& theObjects, std::set<FeaturePtr>& theFeatures)
1058 {
1059   QObjectPtrList::const_iterator anIt = theObjects.begin(), aLast = theObjects.end();
1060   for(; anIt != aLast; anIt++) {
1061     ObjectPtr anObject = *anIt;
1062     FeaturePtr aFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(anObject);
1063     // for parameter result, use the corresponded reature to be removed
1064     if (!aFeature.get() && anObject->groupName() == ModelAPI_ResultParameter::group()) {
1065       aFeature = ModelAPI_Feature::feature(anObject);
1066     }
1067     if (aFeature.get())
1068       theFeatures.insert(aFeature);
1069   }
1070 }
1071
1072 //**************************************************************
1073 void convertToFolders(const QObjectPtrList& theObjects,
1074                                          std::set<FolderPtr>& theFolders)
1075 {
1076   QObjectPtrList::const_iterator anIt = theObjects.begin(), aLast = theObjects.end();
1077   for(; anIt != aLast; anIt++) {
1078     ObjectPtr anObject = *anIt;
1079     FolderPtr aFeature = std::dynamic_pointer_cast<ModelAPI_Folder>(anObject);
1080     if (aFeature.get())
1081       theFolders.insert(aFeature);
1082   }
1083 }
1084
1085
1086 //**************************************************************
1087 QString translate(const Events_InfoMessage& theMessage)
1088 {
1089   QString aMessage;
1090
1091   if (!theMessage.empty()) {
1092     std::string aStr = Config_Translator::translate(theMessage);
1093     if (!aStr.empty()) {
1094       std::string aCodec = Config_Translator::codec(theMessage);
1095       aMessage = QTextCodec::codecForName(aCodec.c_str())->toUnicode(aStr.c_str());
1096     }
1097   }
1098
1099   return aMessage;
1100 }
1101
1102 QString translate(const std::string& theContext, const std::string& theMessage)
1103 {
1104   QString aMessage;
1105
1106   if (!theMessage.empty()) {
1107     std::string aStr = Config_Translator::translate(theContext, theMessage);
1108     if (!aStr.empty()) {
1109       std::string aCodec = Config_Translator::codec(theContext);
1110       aMessage = QTextCodec::codecForName(aCodec.c_str())->toUnicode(aStr.c_str());
1111     }
1112   }
1113
1114   return aMessage;
1115 }
1116
1117 void setPointBallHighlighting(AIS_Shape* theAIS)
1118 {
1119   static Handle(Image_AlienPixMap) aPixMap;
1120   if(aPixMap.IsNull()) {
1121     // Load icon for the presentation
1122     std::string aFile;
1123     char* anEnv = getenv("SHAPER_ROOT_DIR");
1124     if(anEnv) {
1125       aFile = std::string(anEnv) +
1126         FSEP + "share" + FSEP + "salome" + FSEP + "resources" + FSEP + "shaper";
1127     } else {
1128       anEnv = getenv("OPENPARTS_ROOT_DIR");
1129       if (anEnv)
1130         aFile = std::string(anEnv) + FSEP + "resources";
1131     }
1132
1133     aFile += FSEP;
1134     static const std::string aMarkerName = "marker_dot.png";
1135     aFile += aMarkerName;
1136     aPixMap = new Image_AlienPixMap();
1137     if(!aPixMap->Load(aFile.c_str())) {
1138       // The icon for constraint is not found
1139       static const std::string aMsg =
1140         "Error: Point market not found by path: \"" + aFile + "\". Falling back.";
1141       //Events_InfoMessage("ModuleBase_Tools::setPointBallHighlighting", aMsg).send();
1142     }
1143   }
1144
1145   Handle(Graphic3d_AspectMarker3d) anAspect;
1146   Handle(Prs3d_Drawer) aDrawer = theAIS->DynamicHilightAttributes();
1147   if (aDrawer.IsNull()) {
1148     if (ModuleBase_IViewer::DefaultHighlightDrawer.IsNull())
1149       return;
1150     aDrawer = new Prs3d_Drawer(*ModuleBase_IViewer::DefaultHighlightDrawer);
1151     if (!aDrawer->HasOwnPointAspect()) {
1152       aDrawer->SetPointAspect(new Prs3d_PointAspect(Aspect_TOM_BALL, Quantity_NOC_BLACK, 2.0));
1153     }
1154   }
1155   if(aDrawer->HasOwnPointAspect()) {
1156     Handle(Prs3d_PointAspect) aPntAspect = aDrawer->PointAspect();
1157     if(aPixMap->IsEmpty()) {
1158       anAspect = aPntAspect->Aspect();
1159       anAspect->SetType(Aspect_TOM_BALL);
1160     } else {
1161       if(aPixMap->Format() == Image_PixMap::ImgGray) {
1162         aPixMap->SetFormat (Image_PixMap::ImgAlpha);
1163       } else if(aPixMap->Format() == Image_PixMap::ImgGrayF) {
1164         aPixMap->SetFormat (Image_PixMap::ImgAlphaF);
1165       }
1166       anAspect = new Graphic3d_AspectMarker3d(aPixMap);
1167       aPntAspect->SetAspect(anAspect);
1168     }
1169     aDrawer->SetPointAspect(aPntAspect);
1170           theAIS->SetDynamicHilightAttributes(aDrawer);
1171   }
1172 }
1173
1174 FeaturePtr createParameter(const QString& theText)
1175 {
1176   FeaturePtr aParameter;
1177   QStringList aList = theText.split("=");
1178   if (aList.count() != 2) {
1179     return aParameter;
1180   }
1181   QString aParamName = aList.at(0).trimmed();
1182
1183   if (isNameExist(aParamName, FeaturePtr())) {
1184     return aParameter;
1185   }
1186
1187   if (!ModelAPI_Expression::isVariable(aParamName.toStdString())) {
1188     return aParameter;
1189   }
1190
1191   QString aExpression = aList.at(1).trimmed();
1192   if (aExpression.isEmpty()) {
1193     return aParameter;
1194   }
1195
1196   SessionPtr aMgr = ModelAPI_Session::get();
1197   std::shared_ptr<ModelAPI_Document> aDoc = aMgr->activeDocument();
1198
1199   aParameter = aDoc->addFeature("Parameter");
1200   if (aParameter.get()) {
1201     AttributeStringPtr aNameAttr = aParameter->string("variable");
1202     aNameAttr->setValue(aParamName.toStdString());
1203
1204     AttributeStringPtr aExprAttr = aParameter->string("expression");
1205     aExprAttr->setValue(aExpression.toStdString());
1206     aParameter->execute();
1207
1208     Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_CREATED));
1209     Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_UPDATED));
1210   }
1211   return aParameter;
1212 }
1213
1214 void editParameter(FeaturePtr theParam, const QString& theText)
1215 {
1216   QStringList aList = theText.split("=");
1217   QString aParamName = aList.at(0).trimmed();
1218
1219   QString aExpression = aList.at(1).trimmed();
1220   if (aExpression.isEmpty()) {
1221     return;
1222   }
1223
1224   if (isNameExist(aParamName, theParam)) {
1225     return;
1226   }
1227   AttributeStringPtr aNameAttr = theParam->string("variable");
1228   aNameAttr->setValue(aParamName.toStdString());
1229
1230   AttributeStringPtr aExprAttr = theParam->string("expression");
1231   aExprAttr->setValue(aExpression.toStdString());
1232   theParam->execute();
1233
1234   Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_UPDATED));
1235 }
1236
1237 bool isNameExist(const QString& theName, FeaturePtr theIgnoreParameter)
1238 {
1239   SessionPtr aMgr = ModelAPI_Session::get();
1240   std::shared_ptr<ModelAPI_Document> aDoc = aMgr->activeDocument();
1241   FeaturePtr aParamFeature;
1242   int aNbFeatures = aDoc->numInternalFeatures();
1243   std::string aName = theName.toStdString();
1244   for (int i = 0; i < aNbFeatures; i++) {
1245     aParamFeature = aDoc->internalFeature(i);
1246     if (aParamFeature && aParamFeature->getKind() == "Parameter") {
1247       if ((theIgnoreParameter != aParamFeature) && (aParamFeature->name() == aName))
1248         return true;
1249     }
1250   }
1251   return false;
1252 }
1253
1254 FeaturePtr findParameter(const QString& theName)
1255 {
1256   SessionPtr aMgr = ModelAPI_Session::get();
1257   std::shared_ptr<ModelAPI_Document> aDoc = aMgr->activeDocument();
1258   FeaturePtr aParamFeature;
1259   int aNbFeatures = aDoc->numInternalFeatures();
1260   std::string aName = theName.toStdString();
1261   for (int i = 0; i < aNbFeatures; i++) {
1262     aParamFeature = aDoc->internalFeature(i);
1263     if (aParamFeature && aParamFeature->getKind() == "Parameter") {
1264       if (aParamFeature->name() == aName)
1265         return aParamFeature;
1266     }
1267   }
1268   return FeaturePtr();
1269 }
1270
1271
1272 //********************************************************************
1273 std::string generateName(const AttributePtr& theAttribute,
1274   ModuleBase_IWorkshop* theWorkshop)
1275 {
1276   std::string aName;
1277   if (theAttribute.get() != NULL) {
1278     ModuleBase_Operation* anOperation = theWorkshop->currentOperation();
1279
1280     FeaturePtr aFeature = ModelAPI_Feature::feature(theAttribute->owner());
1281     if (aFeature.get()) {
1282       std::string aXmlCfg, aDescription;
1283       theWorkshop->module()->getXMLRepresentation(aFeature->getKind(), aXmlCfg, aDescription);
1284
1285       ModuleBase_WidgetFactory aFactory(aXmlCfg, theWorkshop);
1286       std::string anAttributeTitle;
1287       aFactory.getAttributeTitle(theAttribute->id(), anAttributeTitle);
1288
1289       std::stringstream aStreamName;
1290       aStreamName << theAttribute->owner()->data()->name() << "/" << anAttributeTitle.c_str();
1291       aName = aStreamName.str();
1292     }
1293   }
1294   return aName;
1295 }
1296
1297 } // namespace ModuleBase_Tools
1298
1299