src/ModuleBase/ModuleBase_Tools.cpp

   1 // Copyright (C) 2014-2019  CEA/DEN, EDF R&D
   2 //
   3 // This library is free software; you can redistribute it and/or
   4 // modify it under the terms of the GNU Lesser General Public
   5 // License as published by the Free Software Foundation; either
   6 // version 2.1 of the License, or (at your option) any later version.
   7 //
   8 // This library is distributed in the hope that it will be useful,
   9 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  10 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  11 // Lesser General Public License for more details.
  12 //
  13 // You should have received a copy of the GNU Lesser General Public
  14 // License along with this library; if not, write to the Free Software
  15 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
  16 //
  17 // See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
  18 //
  19
  20 #include "ModuleBase_Tools.h"
  21
  22 #include <ModuleBase_ParamIntSpinBox.h>
  23 #include <ModuleBase_ParamSpinBox.h>
  24 #include <ModuleBase_WidgetFactory.h>
  25 #include <ModuleBase_IWorkshop.h>
  26 #include <ModuleBase_IModule.h>
  27 #include <ModuleBase_IViewer.h>
  28 #include <ModuleBase_IconFactory.h>
  29 #include <ModuleBase_ResultPrs.h>
  30 #include <ModuleBase_ViewerPrs.h>
  31
  32 #include <ModelAPI_Attribute.h>
  33 #include <ModelAPI_AttributeRefAttr.h>
  34 #include <ModelAPI_AttributeReference.h>
  35 #include <ModelAPI_AttributeSelection.h>
  36 #include <ModelAPI_AttributeSelectionList.h>
  37 #include <ModelAPI_AttributeRefList.h>
  38 #include <ModelAPI_AttributeRefAttrList.h>
  39 #include <ModelAPI_ResultPart.h>
  40 #include <ModelAPI_ResultConstruction.h>
  41 #include <ModelAPI_AttributeString.h>
  42 #include <ModelAPI_Expression.h>
  43 #include <ModelAPI_ResultField.h>
  44 #include <Events_Loop.h>
  45
  46 #include <ModelAPI_Data.h>
  47 #include <ModelAPI_Result.h>
  48 #include <ModelAPI_ResultParameter.h>
  49 #include <ModelAPI_Tools.h>
  50 #include <ModelAPI_Session.h>
  51 #include <ModelAPI_Events.h>
  52 #include <ModelAPI_Folder.h>
  53
  54 #include <ModelGeomAlgo_Point2D.h>
  55
  56 #include <StdSelect_BRepOwner.hxx>
  57 #include <TopoDS_Iterator.hxx>
  58 #include <AIS_InteractiveContext.hxx>
  59 #include <Prs3d_LineAspect.hxx>
  60 #include <Prs3d_PlaneAspect.hxx>
  61
  62 #include <GeomDataAPI_Point2D.h>
  63 #include <Events_InfoMessage.h>
  64 #include <GeomAPI_ShapeExplorer.h>
  65
  66 #include <Config_PropManager.h>
  67 #include <Config_Translator.h>
  68
  69 #include <Prs3d_PointAspect.hxx>
  70 #include <Graphic3d_AspectMarker3d.hxx>
  71
  72 #include <Image_AlienPixMap.hxx>
  73
  74 #include <QWidget>
  75 #include <QLayout>
  76 #include <QPainter>
  77 #include <QBitmap>
  78 #include <QDoubleSpinBox>
  79 #include <QGraphicsDropShadowEffect>
  80 #include <QColor>
  81 #include <QApplication>
  82 #include <QMessageBox>
  83 #include <QAction>
  84 #include <QTextCodec>
  85 #include <QWindow>
  86 #include <QScreen>
  87
  88 #include <sstream>
  89 #include <string>
  90
  91 #ifdef WIN32
  92 #pragma warning(disable : 4996) // for getenv
  93 #endif
  94
  95 const double tolerance = 1e-7;
  96 const double DEFAULT_DEVIATION_COEFFICIENT = 1.e-4;
  97
  98 //#define DEBUG_ACTIVATE_WINDOW
  99 //#define DEBUG_SET_FOCUS
 100
 101 #ifdef WIN32
 102 # define FSEP "\\"
 103 #else
 104 # define FSEP "/"
 105 #endif
 106
 107 namespace ModuleBase_Tools {
 108
 109 //******************************************************************
 110
 111 //******************************************************************
 112
 113 void adjustMargins(QWidget* theWidget)
 114 {
 115   if(!theWidget)
 116     return;
 117   adjustMargins(theWidget->layout());
 118 }
 119
 120 void adjustMargins(QLayout* theLayout)
 121 {
 122   if(!theLayout)
 123     return;
 124   theLayout->setContentsMargins(2, 5, 2, 5);
 125   theLayout->setSpacing(4);
 126 }
 127
 128 void zeroMargins(QWidget* theWidget)
 129 {
 130   if(!theWidget)
 131     return;
 132   zeroMargins(theWidget->layout());
 133 }
 134
 135 void zeroMargins(QLayout* theLayout)
 136 {
 137   if(!theLayout)
 138     return;
 139   theLayout->setContentsMargins(0, 0, 0, 0);
 140   theLayout->setSpacing(5);
 141 }
 142
 143 void activateWindow(QWidget* theWidget, const QString& theInfo)
 144 {
 145   if (theWidget) {
 146     theWidget->activateWindow();
 147     theWidget->raise();
 148   }
 149
 150 #ifdef DEBUG_ACTIVATE_WINDOW
 151   qDebug(QString("activateWindow: %1").arg(theInfo).toStdString().c_str());
 152 #endif
 153 }
 154
 155 void setFocus(QWidget* theWidget, const QString& theInfo)
 156 {
 157   activateWindow(theWidget);
 158   theWidget->setFocus();
 159   // rectangle of focus is not visible on tool button widgets
 160   theWidget->update();
 161 #ifdef DEBUG_SET_FOCUS
 162   qDebug(QString("setFocus: %1").arg(theInfo).toStdString().c_str());
 163 #endif
 164 }
 165
 166 void setShadowEffect(QWidget* theWidget, const bool isSetEffect)
 167 {
 168   if (isSetEffect) {
 169     QGraphicsDropShadowEffect* aGlowEffect = new QGraphicsDropShadowEffect();
 170     aGlowEffect->setOffset(.0);
 171     aGlowEffect->setBlurRadius(10.0);
 172     aGlowEffect->setColor(QColor(0, 170, 255)); // Light-blue color, #00AAFF
 173     theWidget->setGraphicsEffect(aGlowEffect);
 174   }
 175   else {
 176     QGraphicsEffect* anEffect = theWidget->graphicsEffect();
 177     if(anEffect)
 178       anEffect->deleteLater();
 179     theWidget->setGraphicsEffect(NULL);
 180   }
 181 }
 182
 183 QPixmap composite(const QString& theAdditionalIcon, const QString& theIcon)
 184 {
 185   QImage anIcon = ModuleBase_IconFactory::loadImage(theIcon);
 186   QImage anAditional(theAdditionalIcon);
 187   return composite(anAditional, anIcon);
 188 }
 189
 190 QPixmap composite(const QImage& theAdditionalIcon, QImage& theIcon)
 191 {
 192   if (theIcon.isNull())
 193     return QPixmap();
 194
 195   int anAddWidth = theAdditionalIcon.width();
 196   int anAddHeight = theAdditionalIcon.height();
 197
 198   int aWidth = theIcon.width();
 199   int aHeight = theIcon.height();
 200
 201   int aStartWidthPos = aWidth - anAddWidth;
 202   int aStartHeightPos = aHeight - anAddHeight;
 203
 204   for (int i = 0; i < anAddWidth && i + aStartWidthPos < aWidth; i++)
 205   {
 206     for (int j = 0; j < anAddHeight && j + aStartHeightPos < aHeight; j++)
 207     {
 208       if (qAlpha(theAdditionalIcon.pixel(i, j)) > 0)
 209         theIcon.setPixel(i + aStartWidthPos, j + aStartHeightPos, theAdditionalIcon.pixel(i, j));
 210     }
 211   }
 212   return QPixmap::fromImage(theIcon);
 213 }
 214
 215 QPixmap lighter(const QString& theIcon, const int theLighterValue)
 216 {
 217   QImage anIcon = ModuleBase_IconFactory::loadImage(theIcon);
 218   if (anIcon.isNull())
 219     return QPixmap();
 220
 221   QImage aResult = ModuleBase_IconFactory::loadImage(theIcon);
 222   for (int i = 0; i < anIcon.width(); i++)
 223   {
 224     for (int j = 0; j < anIcon.height(); j++)
 225     {
 226       QRgb anRgb = anIcon.pixel(i, j);
 227       QColor aPixelColor(qRed(anRgb), qGreen(anRgb), qBlue(anRgb),
 228                          qAlpha(aResult.pixel(i, j)));
 229
 230       QColor aLighterColor = aPixelColor.lighter(theLighterValue);
 231       aResult.setPixel(i, j, qRgba(aLighterColor.red(), aLighterColor.green(),
 232                                     aLighterColor.blue(), aLighterColor.alpha()));
 233     }
 234   }
 235   return QPixmap::fromImage(aResult);
 236 }
 237
 238 void setSpinText(ModuleBase_ParamSpinBox* theSpin, const QString& theText)
 239 {
 240   if (theSpin->text() == theText)
 241     return;
 242   // In order to avoid extra text setting because it will
 243   // reset cursor position in control
 244   bool isBlocked = theSpin->blockSignals(true);
 245   theSpin->setText(theText);
 246   theSpin->blockSignals(isBlocked);
 247 }
 248
 249 void setSpinValue(QDoubleSpinBox* theSpin, double theValue)
 250 {
 251   if (fabs(theSpin->value() - theValue) < tolerance)
 252     return;
 253   bool isBlocked = theSpin->blockSignals(true);
 254   theSpin->setValue(theValue);
 255   theSpin->blockSignals(isBlocked);
 256 }
 257
 258 void setSpinValue(ModuleBase_ParamSpinBox* theSpin, double theValue)
 259 {
 260   if (!theSpin->text().isEmpty() && fabs(theSpin->value() - theValue) < tolerance)
 261     return;
 262   bool isBlocked = theSpin->blockSignals(true);
 263   theSpin->setValue(theValue);
 264   theSpin->blockSignals(isBlocked);
 265 }
 266
 267 void setSpinText(ModuleBase_ParamIntSpinBox* theSpin, const QString& theText)
 268 {
 269   // In order to avoid extra text setting because it will
 270   // reset cursor position in control
 271   if (theSpin->text() == theText)
 272     return;
 273   bool isBlocked = theSpin->blockSignals(true);
 274   theSpin->setText(theText);
 275   theSpin->blockSignals(isBlocked);
 276 }
 277
 278 void setSpinValue(ModuleBase_ParamIntSpinBox* theSpin, int theValue)
 279 {
 280   if (theSpin->value() == theValue)
 281     return;
 282   bool isBlocked = theSpin->blockSignals(true);
 283   theSpin->setValue(theValue);
 284   theSpin->blockSignals(isBlocked);
 285 }
 286
 287 QAction* createAction(const QIcon& theIcon, const QString& theText,
 288                       QObject* theParent, const QObject* theReceiver,
 289                       const char* theMember, const QString& theToolTip,
 290                       const QString& theStatusTip)
 291 {
 292   QAction* anAction = new QAction(theIcon, theText, theParent);
 293   anAction->setToolTip(theToolTip.isEmpty() ? theText : theToolTip);
 294   anAction->setStatusTip(!theStatusTip.isEmpty() ? theStatusTip :
 295                                                    (!theToolTip.isEmpty() ? theToolTip : theText));
 296   if (theReceiver)
 297     QObject::connect(anAction, SIGNAL(triggered(bool)), theReceiver, theMember);
 298
 299   return anAction;
 300 }
 301
 302 #ifdef _DEBUG
 303 QString objectName(const ObjectPtr& theObj)
 304 {
 305   if (!theObj.get())
 306     return "";
 307
 308   return theObj->data()->name().c_str();
 309 }
 310
 311 QString objectInfo(const ObjectPtr& theObj, const bool isUseAttributesInfo)
 312 {
 313   QString aFeatureStr = "feature";
 314   if (!theObj.get())
 315     return aFeatureStr;
 316
 317   std::ostringstream aPtrStr;
 318   aPtrStr << "[" << theObj.get() << "]";
 319
 320   ResultPtr aRes = std::dynamic_pointer_cast<ModelAPI_Result>(theObj);
 321   FeaturePtr aFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(theObj);
 322   if(aRes.get()) {
 323     aFeatureStr.append(QString("(result%1)").arg(aPtrStr.str().c_str()).toStdString() .c_str());
 324     if (aRes->isDisabled())
 325       aFeatureStr.append("[disabled]");
 326     if (aRes->isConcealed())
 327       aFeatureStr.append("[concealed]");
 328     if (ModelAPI_Tools::hasSubResults(aRes))
 329       aFeatureStr.append("[hasSubResults]");
 330
 331     aFeature = ModelAPI_Feature::feature(aRes);
 332   }
 333   else
 334     aFeatureStr.append(aPtrStr.str().c_str());
 335
 336   if (aFeature.get()) {
 337     aFeatureStr.append(QString(": %1").arg(aFeature->getKind().c_str()).toStdString().c_str());
 338     if (aFeature->data()->isValid()) {
 339       aFeatureStr.append(QString(", name=%1").arg(theObj->data()->name().c_str()).toStdString()
 340                                                                                        .c_str());
 341     }
 342     if (isUseAttributesInfo) {
 343       std::set<std::shared_ptr<ModelAPI_Attribute> > anAttributes;
 344       std::string aPointsInfo = ModelGeomAlgo_Point2D::getPontAttributesInfo(aFeature,
 345                                                                           anAttributes).c_str();
 346       if (!aPointsInfo.empty())
 347         aFeatureStr.append(QString(", attributes: %1")
 348           .arg(aPointsInfo.c_str()).toStdString().c_str());
 349     }
 350   }
 351
 352   return aFeatureStr;
 353 }
 354 #endif
 355
 356 typedef QMap<QString, int> ShapeTypes;
 357 static ShapeTypes myShapeTypes;
 358
 359 int shapeType(const QString& theType)
 360 {
 361   if (myShapeTypes.count() == 0) {
 362     myShapeTypes["compound"]   = TopAbs_COMPOUND;
 363     myShapeTypes["compounds"]  = TopAbs_COMPOUND;
 364     myShapeTypes["compsolid"]  = TopAbs_COMPSOLID;
 365     myShapeTypes["compsolids"] = TopAbs_COMPSOLID;
 366     myShapeTypes["solid"]      = TopAbs_SOLID;
 367     myShapeTypes["solids"]     = TopAbs_SOLID;
 368     myShapeTypes["shell"]      = TopAbs_SHELL;
 369     myShapeTypes["shells"]     = TopAbs_SHELL;
 370     myShapeTypes["face"]       = TopAbs_FACE;
 371     myShapeTypes["faces"]      = TopAbs_FACE;
 372     myShapeTypes["wire"]       = TopAbs_WIRE;
 373     myShapeTypes["wires"]      = TopAbs_WIRE;
 374     myShapeTypes["edge"]       = TopAbs_EDGE;
 375     myShapeTypes["edges"]      = TopAbs_EDGE;
 376     myShapeTypes["vertex"]     = TopAbs_VERTEX;
 377     myShapeTypes["vertices"]   = TopAbs_VERTEX;
 378     myShapeTypes["object"]     = ModuleBase_ResultPrs::Sel_Result;
 379     myShapeTypes["objects"]    = ModuleBase_ResultPrs::Sel_Result;
 380   }
 381   QString aType = theType.toLower();
 382   if(myShapeTypes.contains(aType))
 383     return myShapeTypes[aType];
 384   Events_InfoMessage("ModuleBase_Tools", "Shape type defined in XML is not implemented!").send();
 385   return TopAbs_SHAPE;
 386 }
 387
 388 void checkObjects(const QObjectPtrList& theObjects, bool& hasResult, bool& hasFeature,
 389                   bool& hasParameter, bool& hasCompositeOwner, bool& hasResultInHistory,
 390                   bool& hasFolder)
 391 {
 392   hasResult = false;
 393   hasFeature = false;
 394   hasParameter = false;
 395   hasCompositeOwner = false;
 396   hasResultInHistory = false;
 397   hasFolder = false;
 398   foreach(ObjectPtr aObj, theObjects) {
 399     FeaturePtr aFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(aObj);
 400     ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_Result>(aObj);
 401     FolderPtr aFolder = std::dynamic_pointer_cast<ModelAPI_Folder>(aObj);
 402     ResultParameterPtr aConstruction = std::dynamic_pointer_cast<ModelAPI_ResultParameter>(aResult);
 403     FieldStepPtr aStep = std::dynamic_pointer_cast<ModelAPI_ResultField::ModelAPI_FieldStep>(aObj);
 404
 405     hasResult |= ((aResult.get() != NULL) || (aStep.get() != NULL));
 406     hasFeature |= (aFeature.get() != NULL);
 407     hasFolder |= (aFolder.get() != NULL);
 408     hasParameter |= (aConstruction.get() != NULL);
 409     if (hasFeature)
 410       hasCompositeOwner |= (ModelAPI_Tools::compositeOwner(aFeature) != NULL);
 411     else if (aResult.get())
 412       hasCompositeOwner |= (ModelAPI_Tools::bodyOwner(aResult) != NULL);
 413
 414     if (!hasResultInHistory && aResult.get()) {
 415       FeaturePtr aFeature = ModelAPI_Feature::feature(aResult);
 416       hasResultInHistory = aFeature.get() && aFeature->isInHistory();
 417     }
 418
 419     if (hasFeature && hasResult  && hasParameter && hasCompositeOwner)
 420       break;
 421   }
 422 }
 423
 424 /*bool setDefaultDeviationCoefficient(std::shared_ptr<GeomAPI_Shape> theGeomShape)
 425 {
 426   if (!theGeomShape.get())
 427     return false;
 428   // if the shape could not be exploded on faces, it contains only wires, edges, and vertices
 429   // correction of deviation for them should not influence to the application performance
 430   GeomAPI_ShapeExplorer anExp(theGeomShape, GeomAPI_Shape::FACE);
 431   bool anEmpty = anExp.empty();
 432   return !anExp.more();
 433 }*/
 434
 435 /*void setDefaultDeviationCoefficient(const std::shared_ptr<ModelAPI_Result>& theResult,
 436                                     const Handle(Prs3d_Drawer)& theDrawer)
 437 {
 438   if (!theResult.get())
 439     return;
 440   bool aUseDeviation = false;
 441
 442   std::string aResultGroup = theResult->groupName();
 443   if (aResultGroup == ModelAPI_ResultConstruction::group())
 444     aUseDeviation = true;
 445   else if (aResultGroup == ModelAPI_ResultBody::group()) {
 446     GeomShapePtr aGeomShape = theResult->shape();
 447     if (aGeomShape.get())
 448       aUseDeviation = setDefaultDeviationCoefficient(aGeomShape);
 449   }
 450   if (aUseDeviation)
 451     theDrawer->SetDeviationCoefficient(DEFAULT_DEVIATION_COEFFICIENT);
 452 }
 453 */
 454 void setDefaultDeviationCoefficient(const TopoDS_Shape& theShape,
 455                                     const Handle(Prs3d_Drawer)& theDrawer)
 456 {
 457   if (theShape.IsNull())
 458     return;
 459
 460   std::shared_ptr<GeomAPI_Shape> aGeomShape(new GeomAPI_Shape());
 461   aGeomShape->setImpl(new TopoDS_Shape(theShape));
 462
 463   // if the shape could not be exploded on faces, it contains only wires, edges, and vertices
 464   // correction of deviation for them should not influence to the application performance
 465   GeomAPI_ShapeExplorer anExp(aGeomShape, GeomAPI_Shape::FACE);
 466   bool isConstruction = !anExp.more();
 467
 468   double aDeflection;
 469   if (isConstruction)
 470     aDeflection = Config_PropManager::real("Visualization", "construction_deflection");
 471   else
 472     aDeflection = Config_PropManager::real("Visualization", "body_deflection");
 473
 474   theDrawer->SetDeviationCoefficient(aDeflection);
 475 }
 476
 477 Quantity_Color color(const std::string& theSection,
 478                      const std::string& theName)
 479 {
 480   std::vector<int> aColor = Config_PropManager::color(theSection, theName);
 481   return Quantity_Color(aColor[0] / 255., aColor[1] / 255., aColor[2] / 255., Quantity_TOC_RGB);
 482 }
 483
 484 ObjectPtr getObject(const AttributePtr& theAttribute)
 485 {
 486   ObjectPtr anObject;
 487   std::string anAttrType = theAttribute->attributeType();
 488   if (anAttrType == ModelAPI_AttributeRefAttr::typeId()) {
 489     AttributeRefAttrPtr anAttr =
 490       std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(theAttribute);
 491     if (anAttr != NULL && anAttr->isObject())
 492       anObject = anAttr->object();
 493   }
 494   if (anAttrType == ModelAPI_AttributeSelection::typeId()) {
 495     AttributeSelectionPtr anAttr =
 496       std::dynamic_pointer_cast<ModelAPI_AttributeSelection>(theAttribute);
 497     if (anAttr != NULL)
 498       anObject = anAttr->context();
 499   }
 500   if (anAttrType == ModelAPI_AttributeReference::typeId()) {
 501     AttributeReferencePtr anAttr =
 502       std::dynamic_pointer_cast<ModelAPI_AttributeReference>(theAttribute);
 503     if (anAttr.get() != NULL)
 504       anObject = anAttr->value();
 505   }
 506   return anObject;
 507 }
 508
 509 TopAbs_ShapeEnum getCompoundSubType(const TopoDS_Shape& theShape)
 510 {
 511   TopAbs_ShapeEnum aShapeType = theShape.ShapeType();
 512
 513   // for compounds check sub-shapes: it may be compound of needed type:
 514   // Booleans may produce compounds of Solids
 515   if (aShapeType == TopAbs_COMPOUND) {
 516     for(TopoDS_Iterator aSubs(theShape); aSubs.More(); aSubs.Next()) {
 517       if (!aSubs.Value().IsNull()) {
 518         TopAbs_ShapeEnum aSubType = aSubs.Value().ShapeType();
 519         if (aSubType == TopAbs_COMPOUND) { // compound of compound(s)
 520           aShapeType = TopAbs_COMPOUND;
 521           break;
 522         }
 523         if (aShapeType == TopAbs_COMPOUND) {
 524           aShapeType = aSubType;
 525         } else if (aShapeType != aSubType) { // compound of shapes of different types
 526           aShapeType = TopAbs_COMPOUND;
 527           break;
 528         }
 529       }
 530     }
 531   }
 532   return aShapeType;
 533 }
 534
 535 TopoDS_Shape getSelectedShape(const std::shared_ptr<ModuleBase_ViewerPrs>& thePrs)
 536 {
 537   if (thePrs->shape().get())
 538     return thePrs->shape()->impl<TopoDS_Shape>();
 539
 540   Handle(StdSelect_BRepOwner) anOwner = Handle(StdSelect_BRepOwner)::DownCast(thePrs->owner());
 541   if (!anOwner.IsNull())
 542     return anOwner->Shape();
 543
 544   return TopoDS_Shape();
 545 }
 546
 547 void getParameters(QStringList& theParameters)
 548 {
 549   theParameters.clear();
 550
 551   SessionPtr aSession = ModelAPI_Session::get();
 552   std::list<DocumentPtr> aDocList;
 553   DocumentPtr anActiveDocument = aSession->activeDocument();
 554   DocumentPtr aRootDocument = aSession->moduleDocument();
 555   aDocList.push_back(anActiveDocument);
 556   if (anActiveDocument != aRootDocument) {
 557     aDocList.push_back(aRootDocument);
 558   }
 559   std::string aGroupId = ModelAPI_ResultParameter::group();
 560   for(std::list<DocumentPtr>::const_iterator it = aDocList.begin(); it != aDocList.end(); ++it) {
 561     DocumentPtr aDocument = *it;
 562     int aSize = aDocument->size(aGroupId);
 563     for (int i = 0; i < aSize; i++) {
 564       ObjectPtr anObject = aDocument->object(aGroupId, i);
 565       std::string aParameterName = anObject->data()->name();
 566       theParameters.append(aParameterName.c_str());
 567     }
 568   }
 569 }
 570
 571 std::string findGreedAttribute(ModuleBase_IWorkshop* theWorkshop,
 572                                const FeaturePtr& theFeature)
 573 {
 574   std::string anAttributeId;
 575
 576   std::string aXmlCfg, aDescription;
 577   theWorkshop->module()->getXMLRepresentation(theFeature->getKind(), aXmlCfg, aDescription);
 578
 579   ModuleBase_WidgetFactory aFactory(aXmlCfg, theWorkshop);
 580   std::string anAttributeTitle;
 581   aFactory.getGreedAttribute(anAttributeId);
 582
 583   return anAttributeId;
 584 }
 585
 586 bool hasObject(const AttributePtr& theAttribute, const ObjectPtr& theObject,
 587                const std::shared_ptr<GeomAPI_Shape>& theShape,
 588                ModuleBase_IWorkshop* theWorkshop,
 589                const bool theTemporarily)
 590 {
 591   bool aHasObject = false;
 592   if (!theAttribute.get())
 593     return aHasObject;
 594
 595   std::string aType = theAttribute->attributeType();
 596   if (aType == ModelAPI_AttributeReference::typeId()) {
 597     AttributeReferencePtr aRef =
 598       std::dynamic_pointer_cast<ModelAPI_AttributeReference>(theAttribute);
 599     ObjectPtr aObject = aRef->value();
 600     aHasObject = aObject && aObject->isSame(theObject);
 601     //if (!(aObject && aObject->isSame(theObject))) {
 602     //  aRef->setValue(theObject);
 603     //}
 604   } else if (aType == ModelAPI_AttributeRefAttr::typeId()) {
 605     AttributeRefAttrPtr aRefAttr =
 606       std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(theAttribute);
 607
 608     AttributePtr anAttribute = theWorkshop->module()->findAttribute(theObject, theShape);
 609     if (anAttribute.get()) {
 610       //aRefAttr->setAttr(anAttribute);
 611     }
 612     else {
 613       ObjectPtr aObject = aRefAttr->object();
 614       aHasObject = aObject && aObject->isSame(theObject);
 615       //if (!(aObject && aObject->isSame(theObject))) {
 616       //  aRefAttr->setObject(theObject);
 617       //}
 618     }
 619   } else if (aType == ModelAPI_AttributeSelection::typeId()) {
 620     /*AttributeSelectionPtr aSelectAttr =
 621                              std::dynamic_pointer_cast<ModelAPI_AttributeSelection>(theAttribute);
 622     ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_Result>(theObject);
 623     if (aSelectAttr.get() != NULL) {
 624       aSelectAttr->setValue(aResult, theShape, theTemporarily);
 625     }*/
 626   }
 627   if (aType == ModelAPI_AttributeSelectionList::typeId()) {
 628     AttributeSelectionListPtr aSelectionListAttr =
 629                          std::dynamic_pointer_cast<ModelAPI_AttributeSelectionList>(theAttribute);
 630     ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_Result>(theObject);
 631     aHasObject = aSelectionListAttr->isInList(aResult, theShape, theTemporarily);
 632   }
 633   else if (aType == ModelAPI_AttributeRefList::typeId()) {
 634     AttributeRefListPtr aRefListAttr =
 635       std::dynamic_pointer_cast<ModelAPI_AttributeRefList>(theAttribute);
 636     aHasObject = aRefListAttr->isInList(theObject);
 637     //if (!theCheckIfAttributeHasObject || !aRefListAttr->isInList(theObject))
 638     //  aRefListAttr->append(theObject);
 639   }
 640   else if (aType == ModelAPI_AttributeRefAttrList::typeId()) {
 641     AttributeRefAttrListPtr aRefAttrListAttr =
 642       std::dynamic_pointer_cast<ModelAPI_AttributeRefAttrList>(theAttribute);
 643     AttributePtr anAttribute = theWorkshop->module()->findAttribute(theObject, theShape);
 644
 645     if (anAttribute.get()) {
 646       aHasObject = aRefAttrListAttr->isInList(anAttribute);
 647       //if (!theCheckIfAttributeHasObject || !aRefAttrListAttr->isInList(anAttribute))
 648       //  aRefAttrListAttr->append(anAttribute);
 649     }
 650     else {
 651       aHasObject = aRefAttrListAttr->isInList(theObject);
 652       //if (!theCheckIfAttributeHasObject || !aRefAttrListAttr->isInList(theObject))
 653       //  aRefAttrListAttr->append(theObject);
 654     }
 655   }
 656   return aHasObject;
 657 }
 658
 659 bool setObject(const AttributePtr& theAttribute, const ObjectPtr& theObject,
 660                const GeomShapePtr& theShape, ModuleBase_IWorkshop* theWorkshop,
 661                const bool theTemporarily, const bool theCheckIfAttributeHasObject)
 662 {
 663   if (!theAttribute.get())
 664     return false;
 665
 666   bool isDone = true;
 667   std::string aType = theAttribute->attributeType();
 668   if (aType == ModelAPI_AttributeReference::typeId()) {
 669     AttributeReferencePtr aRef =
 670       std::dynamic_pointer_cast<ModelAPI_AttributeReference>(theAttribute);
 671     ObjectPtr aObject = aRef->value();
 672     if (!(aObject && aObject->isSame(theObject))) {
 673       aRef->setValue(theObject);
 674     }
 675   } else if (aType == ModelAPI_AttributeRefAttr::typeId()) {
 676     AttributeRefAttrPtr aRefAttr =
 677       std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(theAttribute);
 678
 679     AttributePtr anAttribute = theWorkshop->module()->findAttribute(theObject, theShape);
 680     if (anAttribute.get())
 681       aRefAttr->setAttr(anAttribute);
 682     else {
 683       ObjectPtr aObject = aRefAttr->object();
 684       if (!(aObject && aObject->isSame(theObject))) {
 685         aRefAttr->setObject(theObject);
 686       }
 687     }
 688   } else if (aType == ModelAPI_AttributeSelection::typeId()) {
 689     AttributeSelectionPtr aSelectAttr =
 690                              std::dynamic_pointer_cast<ModelAPI_AttributeSelection>(theAttribute);
 691     if (aSelectAttr.get() != NULL) {
 692       aSelectAttr->setValue(theObject, theShape, theTemporarily);
 693     }
 694   }
 695   if (aType == ModelAPI_AttributeSelectionList::typeId()) {
 696     AttributeSelectionListPtr aSelectionListAttr =
 697                          std::dynamic_pointer_cast<ModelAPI_AttributeSelectionList>(theAttribute);
 698     if (!theCheckIfAttributeHasObject ||
 699       !aSelectionListAttr->isInList(theObject, theShape, theTemporarily))
 700       aSelectionListAttr->append(theObject, theShape, theTemporarily);
 701   }
 702   else if (aType == ModelAPI_AttributeRefList::typeId()) {
 703     AttributeRefListPtr aRefListAttr =
 704       std::dynamic_pointer_cast<ModelAPI_AttributeRefList>(theAttribute);
 705     if (!theCheckIfAttributeHasObject || !aRefListAttr->isInList(theObject)) {
 706       if (theObject.get())
 707         aRefListAttr->append(theObject);
 708       else
 709         isDone = false;
 710     }
 711   }
 712   else if (aType == ModelAPI_AttributeRefAttrList::typeId()) {
 713     AttributeRefAttrListPtr aRefAttrListAttr =
 714       std::dynamic_pointer_cast<ModelAPI_AttributeRefAttrList>(theAttribute);
 715     AttributePtr anAttribute = theWorkshop->module()->findAttribute(theObject, theShape);
 716
 717     if (anAttribute.get()) {
 718       if (!theCheckIfAttributeHasObject || !aRefAttrListAttr->isInList(anAttribute))
 719         aRefAttrListAttr->append(anAttribute);
 720     }
 721     else {
 722       if (!theCheckIfAttributeHasObject || !aRefAttrListAttr->isInList(theObject)) {
 723         if (theObject.get())
 724           aRefAttrListAttr->append(theObject);
 725         else
 726           isDone = false;
 727       }
 728     }
 729   }
 730   return isDone;
 731 }
 732
 733 GeomShapePtr getShape(const AttributePtr& theAttribute, ModuleBase_IWorkshop* theWorkshop)
 734 {
 735   GeomShapePtr aShape;
 736   if (!theAttribute.get())
 737     return aShape;
 738
 739   std::string aType = theAttribute->attributeType();
 740   if (aType == ModelAPI_AttributeReference::typeId()) {
 741   } else if (aType == ModelAPI_AttributeRefAttr::typeId()) {
 742     AttributeRefAttrPtr aRefAttr =
 743       std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(theAttribute);
 744     if (aRefAttr.get() && !aRefAttr->isObject()) {
 745       AttributePtr anAttribute = aRefAttr->attr();
 746       aShape = theWorkshop->module()->findShape(anAttribute);
 747     }
 748   } else if (aType == ModelAPI_AttributeSelection::typeId()) {
 749     AttributeSelectionPtr aSelectAttr = std::dynamic_pointer_cast<ModelAPI_AttributeSelection>
 750                                                                                  (theAttribute);
 751     aShape = aSelectAttr->value();
 752   }
 753   else // Geom2D point processing
 754     aShape = theWorkshop->module()->findShape(theAttribute);
 755   return aShape;
 756 }
 757
 758 void flushUpdated(ObjectPtr theObject)
 759 {
 760   blockUpdateViewer(true);
 761
 762   // Fix the problem of not previewed results of constraints applied. Flush Create/Delete
 763   // (for the sketch result) to start processing of the sketch in the solver.
 764   // TODO: these flushes should be moved in a separate method provided by Model
 765   Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_CREATED));
 766   Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_VISUAL_ATTRIBUTES));
 767   Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_UPDATED));
 768   Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_DELETED));
 769
 770   blockUpdateViewer(false);
 771 }
 772
 773 void blockUpdateViewer(const bool theValue)
 774 {
 775   // the viewer update should be blocked in order to avoid the temporary feature content
 776   // when the solver processes the feature, the redisplay message can be flushed
 777   // what caused the display in the viewer preliminary states of object
 778   // e.g. fillet feature, angle value change
 779   std::shared_ptr<Events_Message> aMsg;
 780   if (theValue) {
 781     aMsg = std::shared_ptr<Events_Message>(
 782         new Events_Message(Events_Loop::eventByName(EVENT_UPDATE_VIEWER_BLOCKED)));
 783   }
 784   else {
 785     // the viewer update should be unblocked
 786     aMsg = std::shared_ptr<Events_Message>(
 787         new Events_Message(Events_Loop::eventByName(EVENT_UPDATE_VIEWER_UNBLOCKED)));
 788   }
 789   Events_Loop::loop()->send(aMsg);
 790 }
 791
 792 QString wrapTextByWords(const QString& theValue, QWidget* theWidget,
 793                                           int theMaxLineInPixels)
 794 {
 795   static QFontMetrics tfm(theWidget ? theWidget->font() : QApplication::font());
 796   static qreal phi = 2.618;
 797
 798   QRect aBounds = tfm.boundingRect(theValue);
 799   if(aBounds.width() <= theMaxLineInPixels)
 800     return theValue;
 801
 802   qreal s = aBounds.width() * aBounds.height();
 803   qreal aGoldWidth = sqrt(s*phi);
 804
 805   QStringList aWords = theValue.split(" ", QString::SkipEmptyParts);
 806   QStringList aLines;
 807   int n = aWords.count();
 808   QString aLine;
 809   for (int i = 0; i < n; i++) {
 810     QString aLineExt =  i == 0 ? aWords[i] : aLine + " " + aWords[i];
 811     qreal anWidthNonExt = tfm.boundingRect(aLine).width();
 812     qreal anWidthExt = tfm.boundingRect(aLineExt).width();
 813     qreal aDeltaNonExt = fabs(anWidthNonExt-aGoldWidth);
 814     qreal aDeltaExt    = fabs(anWidthExt-aGoldWidth);
 815     if(aDeltaNonExt < aDeltaExt) {
 816       // new line
 817       aLines.append(aLine);
 818       aLine = aWords[i];
 819     }
 820     else
 821       aLine = aLineExt;
 822   }
 823
 824   if(!aLine.isEmpty())
 825     aLines.append(aLine);
 826
 827   QString aResult = aLines.join("\n");
 828   return aResult;
 829 }
 830
 831 //**************************************************************
 832 QLocale doubleLocale()
 833 {
 834   // VSR 01/07/2010: Disable thousands separator for spin box
 835   // (to avoid inconsistency of double-2-string and string-2-double conversion)
 836   QLocale aLocale;
 837   aLocale.setNumberOptions(aLocale.numberOptions() |
 838                            QLocale::OmitGroupSeparator |
 839                            QLocale::RejectGroupSeparator);
 840   return aLocale;
 841 }
 842
 843 //**************************************************************
 844 void refsToFeatureInFeatureDocument(const ObjectPtr& theObject,
 845                                     std::set<FeaturePtr>& theRefFeatures)
 846 {
 847   FeaturePtr aFeature = ModelAPI_Feature::feature(theObject);
 848   if (aFeature.get()) {
 849     DocumentPtr aFeatureDoc = aFeature->document();
 850     // 1. find references in the current document
 851     aFeatureDoc->refsToFeature(aFeature, theRefFeatures, false);
 852   }
 853 }
 854
 855
 856 //**************************************************************
 857 /*bool isSubOfComposite(const ObjectPtr& theObject)
 858 {
 859   bool isSub = false;
 860   std::set<FeaturePtr> aRefFeatures;
 861   refsToFeatureInFeatureDocument(theObject, aRefFeatures);
 862   std::set<FeaturePtr>::const_iterator anIt = aRefFeatures.begin(),
 863                                        aLast = aRefFeatures.end();
 864   for (; anIt != aLast && !isSub; anIt++) {
 865     isSub = isSubOfComposite(theObject, *anIt);
 866   }
 867   return isSub;
 868 }*/
 869
 870 //**************************************************************
 871 /*bool isSubOfComposite(const ObjectPtr& theObject, const FeaturePtr& theFeature)
 872 {
 873   bool isSub = false;
 874   CompositeFeaturePtr aComposite = std::dynamic_pointer_cast<ModelAPI_CompositeFeature>(theFeature);
 875   if (aComposite.get()) {
 876     isSub = aComposite->isSub(theObject);
 877     // the recursive is possible, the parameters are sketch circle and extrusion cut. They are
 878     // separated by composite sketch feature
 879     if (!isSub) {
 880       int aNbSubs = aComposite->numberOfSubs();
 881       for (int aSub = 0; aSub < aNbSubs && !isSub; aSub++) {
 882         isSub = isSubOfComposite(theObject, aComposite->subFeature(aSub));
 883       }
 884     }
 885   }
 886   return isSub;
 887 }*/
 888
 889 //**************************************************************
 890 ResultPtr firstResult(const ObjectPtr& theObject)
 891 {
 892   ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_Result>(theObject);
 893   if (!aResult.get()) {
 894     FeaturePtr aFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(theObject);
 895     if (aFeature.get())
 896       aResult = aFeature->firstResult();
 897   }
 898   return aResult;
 899 }
 900
 901 //**************************************************************
 902 bool isFeatureOfResult(const FeaturePtr& theFeature, const std::string& theGroupOfResult)
 903 {
 904   bool isResult = false;
 905
 906   if (!theFeature->data()->isValid())
 907     return isResult;
 908
 909   ResultPtr aFirstResult = theFeature->firstResult();
 910   if (!aFirstResult.get())
 911     return isResult;
 912
 913   return aFirstResult->groupName() == theGroupOfResult;
 914 }
 915
 916 //**************************************************************
 917 bool hasModuleDocumentFeature(const std::set<FeaturePtr>& theFeatures)
 918 {
 919   bool aFoundModuleDocumentObject = false;
 920   DocumentPtr aModuleDoc = ModelAPI_Session::get()->moduleDocument();
 921
 922   std::set<FeaturePtr>::const_iterator anIt = theFeatures.begin(), aLast = theFeatures.end();
 923   for (; anIt != aLast && !aFoundModuleDocumentObject; anIt++) {
 924     FeaturePtr aFeature = *anIt;
 925     ResultPtr aResult = ModuleBase_Tools::firstResult(aFeature);
 926     if (aResult.get() && aResult->groupName() == ModelAPI_ResultPart::group())
 927       continue;
 928     aFoundModuleDocumentObject = aFeature->document() == aModuleDoc;
 929   }
 930
 931   return aFoundModuleDocumentObject;
 932 }
 933
 934 //**************************************************************
 935 bool askToDelete(const std::set<FeaturePtr> theFeatures,
 936                  const std::map<FeaturePtr, std::set<FeaturePtr> >& theReferences,
 937                  QWidget* theParent,
 938                  std::set<FeaturePtr>& theReferencesToDelete,
 939                  const std::string& thePrefixInfo)
 940 {
 941   QString aNotActivatedDocWrn;
 942   std::string aNotActivatedNames;
 943   if (!ModelAPI_Tools::allDocumentsActivated(aNotActivatedNames)) {
 944     if (ModuleBase_Tools::hasModuleDocumentFeature(theFeatures))
 945       aNotActivatedDocWrn =
 946         QObject::tr("Selected objects can be used in Part documents which are not loaded: %1.\n")
 947                             .arg(aNotActivatedNames.c_str());
 948   }
 949
 950   std::set<FeaturePtr> aFeaturesRefsTo;
 951   std::set<FeaturePtr> aFeaturesRefsToParameter;
 952   std::set<FeaturePtr> aParameterFeatures;
 953   QStringList aPartFeatureNames;
 954   std::set<FeaturePtr>::const_iterator anIt = theFeatures.begin(),
 955                                        aLast = theFeatures.end();
 956   // separate features to references to parameter features and references to others
 957   for (; anIt != aLast; anIt++) {
 958     FeaturePtr aFeature = *anIt;
 959     if (theReferences.find(aFeature) == theReferences.end())
 960       continue;
 961
 962     if (isFeatureOfResult(aFeature, ModelAPI_ResultPart::group()))
 963       aPartFeatureNames.append(aFeature->name().c_str());
 964
 965     std::set<FeaturePtr> aRefFeatures;
 966     std::set<FeaturePtr> aRefList = theReferences.at(aFeature);
 967     std::set<FeaturePtr>::const_iterator aRefIt = aRefList.begin(), aRefLast = aRefList.end();
 968     for (; aRefIt != aRefLast; aRefIt++) {
 969       FeaturePtr aRefFeature = *aRefIt;
 970       if (theFeatures.find(aRefFeature) == theFeatures.end() && // it is not selected
 971           aRefFeatures.find(aRefFeature) == aRefFeatures.end()) // it is not added
 972         aRefFeatures.insert(aRefFeature);
 973     }
 974
 975     if (isFeatureOfResult(aFeature, ModelAPI_ResultParameter::group())) {
 976       aFeaturesRefsToParameter.insert(aRefFeatures.begin(), aRefFeatures.end());
 977       aParameterFeatures.insert(aFeature);
 978     }
 979     else {
 980       theReferencesToDelete.insert(aRefFeatures.begin(), aRefFeatures.end());
 981     }
 982   }
 983
 984   std::set<FeaturePtr> aFeaturesRefsToParameterOnly;
 985   anIt = aFeaturesRefsToParameter.begin();
 986   aLast = aFeaturesRefsToParameter.end();
 987   // separate features to references to parameter features and references to others
 988   QStringList aParamFeatureNames;
 989   for (; anIt != aLast; anIt++) {
 990     FeaturePtr aFeature = *anIt;
 991     if (theReferencesToDelete.find(aFeature) == theReferencesToDelete.end()) {
 992       aFeaturesRefsToParameterOnly.insert(aFeature);
 993       aParamFeatureNames.append(aFeature->name().c_str());
 994     }
 995   }
 996   aParamFeatureNames.sort();
 997   QStringList anOtherFeatureNames;
 998   anIt = theReferencesToDelete.begin();
 999   aLast = theReferencesToDelete.end();
1000   for (; anIt != aLast; anIt++) {
1001     FeaturePtr aFeature = *anIt;
1002     if (aFeature->getKind() == "RemoveResults")
1003       continue; // skip the remove results feature mentioning: result will be removed anyway
1004     if (isFeatureOfResult(aFeature, ModelAPI_ResultPart::group()))
1005       aPartFeatureNames.append(aFeature->name().c_str());
1006     else
1007       anOtherFeatureNames.append(aFeature->name().c_str());
1008   }
1009   aPartFeatureNames.sort();
1010   anOtherFeatureNames.sort();
1011
1012   bool aCanReplaceParameters = !aFeaturesRefsToParameterOnly.empty();
1013
1014   QMessageBox aMessageBox(theParent);
1015   aMessageBox.setWindowTitle(QObject::tr("Delete features"));
1016   aMessageBox.setIcon(QMessageBox::Warning);
1017   aMessageBox.setStandardButtons(QMessageBox::No | QMessageBox::Yes);
1018   aMessageBox.setDefaultButton(QMessageBox::No);
1019
1020   QString aText;
1021   if (!thePrefixInfo.empty())
1022     aText = thePrefixInfo.c_str();
1023   QString aSep = ", ";
1024   if (!aPartFeatureNames.empty()) {
1025     aText += QString(QObject::tr("The following parts will be deleted: %1.\n"))
1026              .arg(aPartFeatureNames.join(aSep));
1027   }
1028   if (!aNotActivatedDocWrn.isEmpty())
1029     aText += aNotActivatedDocWrn;
1030   if (!anOtherFeatureNames.empty()) {
1031     const char* aMsg = "Features are used in the following features: %1.\nThese "
1032                        "features will be deleted.\n";
1033     aText += QString(QObject::tr(aMsg))
1034                      .arg(anOtherFeatureNames.join(aSep));
1035   }
1036   if (!aParamFeatureNames.empty()) {
1037     const char* aMsg = "Parameters are used directly and through a sequence "
1038                        "of dependencies in the following features: %1.\nThese features will "
1039                        "be deleted.\nOr parameters could be replaced by their values.\n";
1040     aText += QString(QObject::tr(aMsg))
1041                      .arg(aParamFeatureNames.join(aSep));
1042     QPushButton *aReplaceButton =
1043       aMessageBox.addButton(QObject::tr("Replace"), QMessageBox::ActionRole);
1044   }
1045
1046   if (!aText.isEmpty()) {
1047     aText += "Would you like to continue?";
1048     aMessageBox.setText(aText);
1049     aMessageBox.exec();
1050     QMessageBox::ButtonRole aButtonRole = aMessageBox.buttonRole(aMessageBox.clickedButton());
1051
1052     if (aButtonRole == QMessageBox::NoRole)
1053       return false;
1054
1055     if (aButtonRole == QMessageBox::ActionRole) {
1056       foreach (FeaturePtr aObj, aParameterFeatures)
1057         ModelAPI_ReplaceParameterMessage::send(aObj, 0);
1058     }
1059     else
1060       theReferencesToDelete.insert(aFeaturesRefsToParameterOnly.begin(),
1061                                    aFeaturesRefsToParameterOnly.end());
1062   }
1063   return true;
1064 }
1065
1066 //**************************************************************
1067 void convertToFeatures(const QObjectPtrList& theObjects, std::set<FeaturePtr>& theFeatures)
1068 {
1069   QObjectPtrList::const_iterator anIt = theObjects.begin(), aLast = theObjects.end();
1070   for(; anIt != aLast; anIt++) {
1071     ObjectPtr anObject = *anIt;
1072     FeaturePtr aFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(anObject);
1073     // for parameter result, use the corresponded reature to be removed
1074     if (!aFeature.get() && anObject->groupName() == ModelAPI_ResultParameter::group()) {
1075       aFeature = ModelAPI_Feature::feature(anObject);
1076     }
1077     if (aFeature.get())
1078       theFeatures.insert(aFeature);
1079   }
1080 }
1081
1082 //**************************************************************
1083 void convertToFolders(const QObjectPtrList& theObjects,
1084                                          std::set<FolderPtr>& theFolders)
1085 {
1086   QObjectPtrList::const_iterator anIt = theObjects.begin(), aLast = theObjects.end();
1087   for(; anIt != aLast; anIt++) {
1088     ObjectPtr anObject = *anIt;
1089     FolderPtr aFeature = std::dynamic_pointer_cast<ModelAPI_Folder>(anObject);
1090     if (aFeature.get())
1091       theFolders.insert(aFeature);
1092   }
1093 }
1094
1095
1096 //**************************************************************
1097 QString translate(const Events_InfoMessage& theMessage)
1098 {
1099   QString aMessage;
1100
1101   if (!theMessage.empty()) {
1102     std::string aStr = Config_Translator::translate(theMessage);
1103     if (!aStr.empty()) {
1104       std::string aCodec = Config_Translator::codec(theMessage);
1105       aMessage = QTextCodec::codecForName(aCodec.c_str())->toUnicode(aStr.c_str());
1106     }
1107   }
1108
1109   return aMessage;
1110 }
1111
1112 QString translate(const std::string& theContext, const std::string& theMessage)
1113 {
1114   QString aMessage;
1115
1116   if (!theMessage.empty()) {
1117     std::string aStr = Config_Translator::translate(theContext, theMessage);
1118     if (!aStr.empty()) {
1119       std::string aCodec = Config_Translator::codec(theContext);
1120       aMessage = QTextCodec::codecForName(aCodec.c_str())->toUnicode(aStr.c_str());
1121     }
1122   }
1123
1124   return aMessage;
1125 }
1126
1127 void setPointBallHighlighting(AIS_Shape* theAIS)
1128 {
1129   static Handle(Image_AlienPixMap) aPixMap;
1130   if(aPixMap.IsNull()) {
1131     // Load icon for the presentation
1132     std::string aFile;
1133     char* anEnv = getenv("SHAPER_ROOT_DIR");
1134     if(anEnv) {
1135       aFile = std::string(anEnv) +
1136         FSEP + "share" + FSEP + "salome" + FSEP + "resources" + FSEP + "shaper";
1137     } else {
1138       anEnv = getenv("CADBUILDER_ROOT_DIR");
1139       if (anEnv)
1140         aFile = std::string(anEnv) + FSEP + "resources";
1141     }
1142
1143     aFile += FSEP;
1144     static const std::string aMarkerName = "marker_dot.png";
1145     aFile += aMarkerName;
1146     aPixMap = new Image_AlienPixMap();
1147     if(!aPixMap->Load(aFile.c_str())) {
1148       // The icon for constraint is not found
1149       static const std::string aMsg =
1150         "Error: Point market not found by path: \"" + aFile + "\". Falling back.";
1151       //Events_InfoMessage("ModuleBase_Tools::setPointBallHighlighting", aMsg).send();
1152     }
1153   }
1154
1155   Handle(Graphic3d_AspectMarker3d) anAspect;
1156   Handle(Prs3d_Drawer) aDrawer = theAIS->DynamicHilightAttributes();
1157   if (aDrawer.IsNull()) {
1158     if (ModuleBase_IViewer::DefaultHighlightDrawer.IsNull())
1159       return;
1160     aDrawer = new Prs3d_Drawer(*ModuleBase_IViewer::DefaultHighlightDrawer);
1161     if (!aDrawer->HasOwnPointAspect()) {
1162       aDrawer->SetPointAspect(new Prs3d_PointAspect(Aspect_TOM_BALL, Quantity_NOC_BLACK, 2.0));
1163     }
1164   }
1165   if(aDrawer->HasOwnPointAspect()) {
1166     Handle(Prs3d_PointAspect) aPntAspect = aDrawer->PointAspect();
1167     if(aPixMap->IsEmpty()) {
1168       anAspect = aPntAspect->Aspect();
1169       anAspect->SetType(Aspect_TOM_BALL);
1170     } else {
1171       if(aPixMap->Format() == Image_PixMap::ImgGray) {
1172         aPixMap->SetFormat (Image_PixMap::ImgAlpha);
1173       } else if(aPixMap->Format() == Image_PixMap::ImgGrayF) {
1174         aPixMap->SetFormat (Image_PixMap::ImgAlphaF);
1175       }
1176       anAspect = new Graphic3d_AspectMarker3d(aPixMap);
1177       aPntAspect->SetAspect(anAspect);
1178     }
1179     aDrawer->SetPointAspect(aPntAspect);
1180           theAIS->SetDynamicHilightAttributes(aDrawer);
1181   }
1182 }
1183
1184 FeaturePtr createParameter(const QString& theText)
1185 {
1186   FeaturePtr aParameter;
1187   QStringList aList = theText.split("=");
1188   if (aList.count() != 2) {
1189     return aParameter;
1190   }
1191   QString aParamName = aList.at(0).trimmed();
1192
1193   if (isNameExist(aParamName, FeaturePtr())) {
1194     return aParameter;
1195   }
1196
1197   if (!ModelAPI_Expression::isVariable(aParamName.toStdString())) {
1198     return aParameter;
1199   }
1200
1201   QString aExpression = aList.at(1).trimmed();
1202   if (aExpression.isEmpty()) {
1203     return aParameter;
1204   }
1205
1206   SessionPtr aMgr = ModelAPI_Session::get();
1207   std::shared_ptr<ModelAPI_Document> aDoc = aMgr->activeDocument();
1208
1209   aParameter = aDoc->addFeature("Parameter");
1210   if (aParameter.get()) {
1211     AttributeStringPtr aNameAttr = aParameter->string("variable");
1212     aNameAttr->setValue(aParamName.toStdString());
1213
1214     AttributeStringPtr aExprAttr = aParameter->string("expression");
1215     aExprAttr->setValue(aExpression.toStdString());
1216     aParameter->execute();
1217
1218     Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_CREATED));
1219     Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_UPDATED));
1220   }
1221   return aParameter;
1222 }
1223
1224 void editParameter(FeaturePtr theParam, const QString& theText)
1225 {
1226   QStringList aList = theText.split("=");
1227   QString aParamName = aList.at(0).trimmed();
1228
1229   QString aExpression = aList.at(1).trimmed();
1230   if (aExpression.isEmpty()) {
1231     return;
1232   }
1233
1234   if (isNameExist(aParamName, theParam)) {
1235     return;
1236   }
1237   AttributeStringPtr aNameAttr = theParam->string("variable");
1238   aNameAttr->setValue(aParamName.toStdString());
1239
1240   AttributeStringPtr aExprAttr = theParam->string("expression");
1241   aExprAttr->setValue(aExpression.toStdString());
1242   theParam->execute();
1243
1244   Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_UPDATED));
1245 }
1246
1247 bool isNameExist(const QString& theName, FeaturePtr theIgnoreParameter)
1248 {
1249   SessionPtr aMgr = ModelAPI_Session::get();
1250   std::shared_ptr<ModelAPI_Document> aDoc = aMgr->activeDocument();
1251   FeaturePtr aParamFeature;
1252   int aNbFeatures = aDoc->numInternalFeatures();
1253   std::string aName = theName.toStdString();
1254   for (int i = 0; i < aNbFeatures; i++) {
1255     aParamFeature = aDoc->internalFeature(i);
1256     if (aParamFeature && aParamFeature->getKind() == "Parameter") {
1257       if ((theIgnoreParameter != aParamFeature) && (aParamFeature->name() == aName))
1258         return true;
1259     }
1260   }
1261   return false;
1262 }
1263
1264 FeaturePtr findParameter(const QString& theName)
1265 {
1266   SessionPtr aMgr = ModelAPI_Session::get();
1267   std::shared_ptr<ModelAPI_Document> aDoc = aMgr->activeDocument();
1268   FeaturePtr aParamFeature;
1269   int aNbFeatures = aDoc->numInternalFeatures();
1270   std::string aName = theName.toStdString();
1271   for (int i = 0; i < aNbFeatures; i++) {
1272     aParamFeature = aDoc->internalFeature(i);
1273     if (aParamFeature && aParamFeature->getKind() == "Parameter") {
1274       if (aParamFeature->name() == aName)
1275         return aParamFeature;
1276     }
1277   }
1278   return FeaturePtr();
1279 }
1280
1281
1282 //********************************************************************
1283 std::string generateName(const AttributePtr& theAttribute,
1284   ModuleBase_IWorkshop* theWorkshop)
1285 {
1286   std::string aName;
1287   if (theAttribute.get() != NULL) {
1288     ModuleBase_Operation* anOperation = theWorkshop->currentOperation();
1289
1290     FeaturePtr aFeature = ModelAPI_Feature::feature(theAttribute->owner());
1291     if (aFeature.get()) {
1292       std::string aXmlCfg, aDescription;
1293       theWorkshop->module()->getXMLRepresentation(aFeature->getKind(), aXmlCfg, aDescription);
1294
1295       ModuleBase_WidgetFactory aFactory(aXmlCfg, theWorkshop);
1296       std::string anAttributeTitle;
1297       aFactory.getAttributeTitle(theAttribute->id(), anAttributeTitle);
1298
1299       std::stringstream aStreamName;
1300       aStreamName << theAttribute->owner()->data()->name() << "/" << anAttributeTitle.c_str();
1301       aName = aStreamName.str();
1302     }
1303   }
1304   return aName;
1305 }
1306
1307 bool isSameShape(const TopoDS_Shape& theShape1, const TopoDS_Shape& theShape2)
1308 {
1309   // In case of compound we cannot rely on simple comparison method.
1310   // If the compound is generated by Group feature then this compound is alwais new.
1311   // So, we have to compare content of these compounds
1312   if (theShape1.ShapeType() != theShape2.ShapeType())
1313     return false;
1314
1315   if (theShape1.ShapeType() != TopAbs_COMPOUND)
1316     return theShape1.IsSame(theShape2);
1317
1318   TopoDS_Iterator aIt1(theShape1);
1319   TopoDS_Iterator aIt2(theShape2);
1320
1321   for (; aIt1.More() && aIt2.More(); aIt1.Next(), aIt2.Next()) {
1322     if (!(aIt1.Value()).IsSame(aIt2.Value()))
1323       return false;
1324   }
1325   return true;
1326 }
1327
1328 qreal currentPixelRatio()
1329 {
1330   QWindowList aWnds = qApp->topLevelWindows();
1331   if (aWnds.size() > 0)
1332     return aWnds.first()->devicePixelRatio();
1333   return qApp->primaryScreen()->devicePixelRatio();
1334 }
1335
1336
1337 } // namespace ModuleBase_Tools
1338
1339