src/GeomValidators/GeomValidators_IntersectionSelection.cpp

   1 // Copyright (C) 2014-20xx CEA/DEN, EDF R&D
   2
   3 // File:        GeomValidators_IntersectionSelection.cpp
   4 // Created:     16 Feb 2016
   5 // Author:      Dmitry Bobylev
   6
   7 #include "GeomValidators_IntersectionSelection.h"
   8
   9 #include <GeomAPI_Shape.h>
  10
  11 #include <Events_InfoMessage.h>
  12
  13 #include <ModelAPI_AttributeInteger.h>
  14 #include <ModelAPI_AttributeSelectionList.h>
  15 #include <ModelAPI_Feature.h>
  16
  17 bool GeomValidators_IntersectionSelection::isValid(const AttributePtr& theAttribute,
  18                                                    const std::list<std::string>& theArguments,
  19                                                    Events_InfoMessage& theError) const
  20 {
  21   if(!theAttribute.get()) {
  22     theError = "Error: empty selection.";
  23     return false;
  24   }
  25   FeaturePtr aFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(theAttribute->owner());
  26   AttributeSelectionListPtr anAttrSelectionList =
  27     std::dynamic_pointer_cast<ModelAPI_AttributeSelectionList>(theAttribute);
  28   for(int anIndex = 0; anIndex < anAttrSelectionList->size(); ++anIndex) {
  29     AttributeSelectionPtr anAttrSelection = anAttrSelectionList->value(anIndex);
  30     if(!anAttrSelection.get()) {
  31       theError = "Error: empty attribute selection.";
  32       return false;
  33     }
  34     ResultPtr aContext = anAttrSelection->context();
  35     if(!aContext.get()) {
  36       theError = "Error: empty selection context.";
  37       return false;
  38     }
  39     FeaturePtr aFeature = ModelAPI_Feature::feature(aContext);
  40     if(!aFeature.get()) {
  41       theError = "Error: empty feature.";
  42       return false;
  43     }
  44     std::string aFeatureKind = aFeature->getKind();
  45     if(aFeatureKind == "Sketch" ||
  46        aFeatureKind == "Plane" ||
  47        aFeatureKind == "Axis") {
  48       theError = "Error: %1 shape is not allowed for selection.";
  49       theError.arg(aFeatureKind);
  50       return false;
  51     }
  52     std::shared_ptr<GeomAPI_Shape> aShape = anAttrSelection->value();
  53     GeomShapePtr aContextShape = aContext->shape();
  54     if(!aShape.get()) {
  55       aShape = aContextShape;
  56     }
  57     if(!aShape.get()) {
  58       theError = "Error: empty shape.";
  59       return false;
  60     }
  61     if(!aShape->isEqual(aContextShape)) {
  62       theError = "Error: Local selection not allowed.";
  63       return false;
  64     }
  65
  66     int aShapeType = aShape->shapeType();
  67     // Allow to select edges, faces and solids.
  68     if(aShapeType != GeomAPI_Shape::EDGE &&
  69        aShapeType != GeomAPI_Shape::FACE &&
  70        aShapeType != GeomAPI_Shape::SOLID &&
  71        aShapeType != GeomAPI_Shape::COMPSOLID &&
  72        aShapeType != GeomAPI_Shape::COMPOUND) {
  73       theError = "Error: selected shape has the wrong type.";
  74       return false;
  75     }
  76   }
  77
  78   return true;
  79 }