src/PartSet/PartSet_OperationSketch.cpp

   1 // File:        PartSet_OperationSketch.h
   2 // Created:     20 Apr 2014
   3 // Author:      Natalia ERMOLAEVA
   4
   5 #include <PartSet_OperationSketch.h>
   6
   7 #include <PartSet_OperationEditFeature.h>
   8 #include <PartSet_Tools.h>
   9
  10 #include <SketchPlugin_Sketch.h>
  11
  12 #include <ModelAPI_Data.h>
  13 #include <ModelAPI_AttributeDouble.h>
  14 #include <ModelAPI_AttributeRefList.h>
  15
  16 #include <GeomAlgoAPI_FaceBuilder.h>
  17 #include <GeomDataAPI_Point.h>
  18 #include <GeomDataAPI_Dir.h>
  19 #include <GeomAPI_XYZ.h>
  20
  21 #include <XGUI_ViewerPrs.h>
  22
  23 #include <AIS_Shape.hxx>
  24 #include <AIS_ListOfInteractive.hxx>
  25 #include <AIS_InteractiveObject.hxx>
  26 #include <AIS_DimensionOwner.hxx>
  27 #include <AIS_LengthDimension.hxx>
  28 #include <V3d_View.hxx>
  29
  30 #ifdef _DEBUG
  31 #include <QDebug>
  32 #endif
  33
  34 #include <QMouseEvent>
  35
  36 using namespace std;
  37
  38 PartSet_OperationSketch::PartSet_OperationSketch(const QString& theId,
  39                                                      QObject* theParent)
  40 : PartSet_OperationSketchBase(theId, theParent)
  41 {
  42 }
  43
  44 PartSet_OperationSketch::~PartSet_OperationSketch()
  45 {
  46 }
  47
  48 std::list<int> PartSet_OperationSketch::getSelectionModes(FeaturePtr theFeature) const
  49 {
  50   std::list<int> aModes;
  51   if (!hasSketchPlane())
  52     aModes.push_back(TopAbs_FACE);
  53   else
  54     aModes = PartSet_OperationSketchBase::getSelectionModes(theFeature);
  55
  56   return aModes;
  57 }
  58
  59 void PartSet_OperationSketch::init(FeaturePtr theFeature,
  60                                    const std::list<XGUI_ViewerPrs>& /*theSelected*/,
  61                                    const std::list<XGUI_ViewerPrs>& /*theHighlighted*/)
  62 {
  63   setFeature(theFeature);
  64 }
  65
  66 FeaturePtr PartSet_OperationSketch::sketch() const
  67 {
  68   return feature();
  69 }
  70
  71 void PartSet_OperationSketch::mousePressed(QMouseEvent* theEvent, Handle_V3d_View theView,
  72                                            const std::list<XGUI_ViewerPrs>& theSelected,
  73                                            const std::list<XGUI_ViewerPrs>& theHighlighted)
  74 {
  75   if (!hasSketchPlane()) {
  76     if (!theHighlighted.empty()) {
  77       XGUI_ViewerPrs aPrs = theHighlighted.front();
  78       const TopoDS_Shape& aShape = aPrs.shape();
  79       if (!aShape.IsNull())
  80         setSketchPlane(aShape);
  81     }
  82   }
  83   else {
  84     // if shift button is pressed and there are some already selected objects, the operation should
  85     // not be started. We just want to combine some selected objects.
  86     bool aHasShift = (theEvent->modifiers() & Qt::ShiftModifier);
  87     if (aHasShift && theSelected.size() > 0)
  88       return;
  89
  90     if (theHighlighted.size() == 1) {
  91       FeaturePtr aFeature = theHighlighted.front().feature();
  92       if (aFeature)
  93         restartOperation(PartSet_OperationEditFeature::Type(), aFeature);
  94     }
  95     else
  96       myFeatures = theHighlighted;
  97   }
  98 }
  99
 100 #include <QLineEdit>
 101 void PartSet_OperationSketch::mouseReleased(QMouseEvent* theEvent, Handle_V3d_View theView,
 102                                             const std::list<XGUI_ViewerPrs>& theSelected,
 103                                             const std::list<XGUI_ViewerPrs>& theHighlighted)
 104 {
 105   if (!hasSketchPlane()) {
 106   }
 107   else {
 108     if (!theSelected.empty()) {
 109       XGUI_ViewerPrs aPrs = theSelected.front();
 110       if (!aPrs.owner().IsNull()) {
 111         Handle(AIS_DimensionOwner) anOwner = Handle(AIS_DimensionOwner)::DownCast(aPrs.owner());
 112         if (!anOwner.IsNull() && anOwner->SelectionMode() == AIS_DSM_Text) {
 113           Handle(SelectMgr_SelectableObject) anObject = anOwner->Selectable();
 114           double aValue = 0;
 115           if (!anObject.IsNull()) {
 116             Handle(AIS_LengthDimension) aLenDim = Handle(AIS_LengthDimension)::DownCast(anObject);
 117             if (!aLenDim.IsNull())
 118               aValue = aLenDim->GetValue();
 119           }
 120
 121           QLineEdit* aLine = new QLineEdit();
 122           QPoint aViewPos = theEvent->globalPos();
 123           QPoint aLinePos(aViewPos.x(), aViewPos.y());
 124           aLine->move(aLinePos);
 125           aLine->setText(QString::number(aValue));
 126           aLine->show();
 127         }
 128       }
 129     }
 130   }
 131 }
 132
 133 void PartSet_OperationSketch::mouseMoved(QMouseEvent* theEvent, Handle(V3d_View) theView)
 134 {
 135   if (!hasSketchPlane() || !(theEvent->buttons() &  Qt::LeftButton) || myFeatures.empty())
 136     return;
 137
 138   if (myFeatures.size() != 1) {
 139     FeaturePtr aFeature = PartSet_Tools::nearestFeature(theEvent->pos(), theView, feature(),
 140                                                         myFeatures);
 141     if (aFeature)
 142       restartOperation(PartSet_OperationEditFeature::Type(), aFeature);
 143   }
 144 }
 145
 146 std::map<FeaturePtr, boost::shared_ptr<GeomAPI_Shape> >
 147                                                         PartSet_OperationSketch::subPreview() const
 148 {
 149   std::map<FeaturePtr, boost::shared_ptr<GeomAPI_Shape> > aPreviewMap;
 150
 151   boost::shared_ptr<SketchPlugin_Feature> aFeature;
 152
 153   boost::shared_ptr<ModelAPI_Data> aData = feature()->data();
 154   if (!aData->isValid())
 155     return aPreviewMap;
 156   boost::shared_ptr<ModelAPI_AttributeRefList> aRefList =
 157         boost::dynamic_pointer_cast<ModelAPI_AttributeRefList>(aData->attribute(SKETCH_ATTR_FEATURES));
 158
 159   std::list<FeaturePtr > aFeatures = aRefList->list();
 160   std::list<FeaturePtr >::const_iterator anIt = aFeatures.begin(),
 161                                                                   aLast = aFeatures.end();
 162   for (; anIt != aLast; anIt++) {
 163     aFeature = boost::dynamic_pointer_cast<SketchPlugin_Feature>(*anIt);
 164     boost::shared_ptr<GeomAPI_Shape> aPreview = aFeature->preview();
 165     if (aPreview)
 166       aPreviewMap[aFeature] = aPreview;
 167   }
 168   return aPreviewMap;
 169 }
 170
 171 void PartSet_OperationSketch::stopOperation()
 172 {
 173   PartSet_OperationSketchBase::stopOperation();
 174   emit featureConstructed(feature(), FM_Hide);
 175   emit closeLocalContext();
 176 }
 177
 178 bool PartSet_OperationSketch::isNestedOperationsEnabled() const
 179 {
 180   return hasSketchPlane();
 181 }
 182
 183 void PartSet_OperationSketch::startOperation()
 184 {
 185   if (!feature()) {
 186     setFeature(createFeature());
 187     emit fitAllView();
 188   }
 189 }
 190
 191 bool PartSet_OperationSketch::hasSketchPlane() const
 192 {
 193   bool aHasPlane = false;
 194
 195   if (feature()) {
 196     boost::shared_ptr<ModelAPI_Data> aData = feature()->data();
 197     boost::shared_ptr<ModelAPI_AttributeDouble> anAttr;
 198     boost::shared_ptr<GeomDataAPI_Dir> aNormal =
 199       boost::dynamic_pointer_cast<GeomDataAPI_Dir>(aData->attribute(SKETCH_ATTR_NORM));
 200     aHasPlane = aNormal && !(aNormal->x() == 0 && aNormal->y() == 0 && aNormal->z() == 0);
 201   }
 202   return aHasPlane;
 203 }
 204
 205 void PartSet_OperationSketch::setSketchPlane(const TopoDS_Shape& theShape)
 206 {
 207   if (theShape.IsNull())
 208     return;
 209
 210   // get selected shape
 211   boost::shared_ptr<GeomAPI_Shape> aGShape(new GeomAPI_Shape);
 212   aGShape->setImpl(new TopoDS_Shape(theShape));
 213
 214   // get plane parameters
 215   boost::shared_ptr<GeomAPI_Pln> aPlane = GeomAlgoAPI_FaceBuilder::plane(aGShape);
 216
 217   // set plane parameters to feature
 218   boost::shared_ptr<ModelAPI_Data> aData = feature()->data();
 219   double anA, aB, aC, aD;
 220   aPlane->coefficients(anA, aB, aC, aD);
 221
 222   // calculate attributes of the sketch
 223   boost::shared_ptr<GeomAPI_Dir> aNormDir(new GeomAPI_Dir(anA, aB, aC));
 224   boost::shared_ptr<GeomAPI_XYZ> aCoords = aNormDir->xyz();
 225   boost::shared_ptr<GeomAPI_XYZ> aZero(new GeomAPI_XYZ(0, 0, 0));
 226   aCoords = aCoords->multiplied(-aD * aCoords->distance(aZero));
 227   boost::shared_ptr<GeomAPI_Pnt> anOrigPnt(new GeomAPI_Pnt(aCoords));
 228   // X axis is preferable to be dirX on the sketch
 229   const double tol = Precision::Confusion();
 230   bool isX = fabs(anA - 1.0) < tol && fabs(aB) < tol && fabs(aC) < tol;
 231   boost::shared_ptr<GeomAPI_Dir> aTempDir(isX ? new GeomAPI_Dir(0, 1, 0) : new GeomAPI_Dir(1, 0, 0));
 232   boost::shared_ptr<GeomAPI_Dir> aYDir(new GeomAPI_Dir(aNormDir->cross(aTempDir)));
 233   boost::shared_ptr<GeomAPI_Dir> aXDir(new GeomAPI_Dir(aYDir->cross(aNormDir)));
 234
 235   boost::shared_ptr<GeomDataAPI_Point> anOrigin =
 236     boost::dynamic_pointer_cast<GeomDataAPI_Point>(aData->attribute(SKETCH_ATTR_ORIGIN));
 237   anOrigin->setValue(anOrigPnt);
 238   boost::shared_ptr<GeomDataAPI_Dir> aNormal =
 239     boost::dynamic_pointer_cast<GeomDataAPI_Dir>(aData->attribute(SKETCH_ATTR_NORM));
 240   aNormal->setValue(aNormDir);
 241   boost::shared_ptr<GeomDataAPI_Dir> aDirX =
 242     boost::dynamic_pointer_cast<GeomDataAPI_Dir>(aData->attribute(SKETCH_ATTR_DIRX));
 243   aDirX->setValue(aXDir);
 244   boost::shared_ptr<GeomDataAPI_Dir> aDirY =
 245     boost::dynamic_pointer_cast<GeomDataAPI_Dir>(aData->attribute(SKETCH_ATTR_DIRY));
 246   aDirY->setValue(aYDir);
 247   boost::shared_ptr<GeomAPI_Dir> aDir = aPlane->direction();
 248
 249   flushUpdated();
 250
 251   emit featureConstructed(feature(), FM_Hide);
 252   emit closeLocalContext();
 253   emit planeSelected(aDir->x(), aDir->y(), aDir->z());
 254 }