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