src/SketchPlugin/SketchPlugin_ConstraintParallel.cpp

   1 // File:    SketchPlugin_ConstraintParallel.cpp
   2 // Created: 26 May 2014
   3 // Author:  Artem ZHIDKOV
   4
   5 #include "SketchPlugin_ConstraintParallel.h"
   6
   7 #include <ModelAPI_AttributeDouble.h>
   8 #include <ModelAPI_Data.h>
   9
  10 #include <SketchPlugin_Line.h>
  11 #include <SketchPlugin_Sketch.h>
  12
  13 #include <AIS_InteractiveObject.hxx>
  14 #include <AIS_ParallelRelation.hxx>
  15 #include <Geom_Plane.hxx>
  16
  17 #include <GeomDataAPI_Point2D.h>
  18 #include <GeomAPI_Pnt2d.h>
  19 #include <GeomAPI_Pnt.h>
  20
  21 SketchPlugin_ConstraintParallel::SketchPlugin_ConstraintParallel()
  22 {
  23 }
  24
  25 void SketchPlugin_ConstraintParallel::initAttributes()
  26 {
  27   data()->addAttribute(CONSTRAINT_ATTR_ENTITY_A, ModelAPI_AttributeRefAttr::type());
  28   data()->addAttribute(CONSTRAINT_ATTR_ENTITY_B, ModelAPI_AttributeRefAttr::type());
  29   data()->addAttribute(CONSTRAINT_ATTR_FLYOUT_VALUE_PNT, GeomDataAPI_Point2D::type());
  30 }
  31
  32 void SketchPlugin_ConstraintParallel::execute()
  33 {
  34 }
  35
  36 const boost::shared_ptr<GeomAPI_Shape>&  SketchPlugin_ConstraintParallel::preview()
  37 {
  38   /// \todo Preview for parallel constraint
  39   return getPreview();
  40 }
  41
  42
  43 Handle_AIS_InteractiveObject SketchPlugin_ConstraintParallel::getAISShape(Handle_AIS_InteractiveObject thePrevious)
  44 {
  45   Handle(AIS_InteractiveObject) anAIS = thePrevious;
  46   if (!sketch())
  47     return anAIS;
  48
  49   boost::shared_ptr<ModelAPI_Data> aData = data();
  50   boost::shared_ptr<ModelAPI_AttributeRefAttr> anAttr1 =
  51     boost::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(aData->attribute(CONSTRAINT_ATTR_ENTITY_A));
  52   boost::shared_ptr<ModelAPI_AttributeRefAttr> anAttr2 =
  53     boost::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(aData->attribute(CONSTRAINT_ATTR_ENTITY_B));
  54   if (!anAttr1 || !anAttr1->isFeature() ||
  55       !anAttr2 || !anAttr2->isFeature())
  56     return anAIS;
  57   boost::shared_ptr<SketchPlugin_Line> aLine1Feature =
  58     boost::dynamic_pointer_cast<SketchPlugin_Line>(anAttr1->feature());
  59   boost::shared_ptr<SketchPlugin_Line> aLine2Feature =
  60     boost::dynamic_pointer_cast<SketchPlugin_Line>(anAttr2->feature());
  61   if (!aLine1Feature || !aLine2Feature)
  62     return anAIS;
  63
  64   boost::shared_ptr<GeomAPI_Shape> aLine1 = aLine1Feature->preview();
  65   boost::shared_ptr<GeomAPI_Shape> aLine2 = aLine2Feature->preview();
  66   Handle(Geom_Plane) aPlane = new Geom_Plane(sketch()->plane()->impl<gp_Pln>());
  67
  68   boost::shared_ptr<GeomDataAPI_Point2D> aFlyoutAttr =
  69     boost::dynamic_pointer_cast<GeomDataAPI_Point2D>(aData->attribute(CONSTRAINT_ATTR_FLYOUT_VALUE_PNT));
  70   boost::shared_ptr<GeomAPI_Pnt2d> aFOPnt2d = aFlyoutAttr->pnt();
  71   boost::shared_ptr<GeomAPI_Pnt> aFlyoutPnt = sketch()->to3D(aFOPnt2d->x(), aFOPnt2d->y());
  72
  73   if (anAIS.IsNull())
  74   {
  75     Handle(AIS_ParallelRelation) aParallel =
  76       new AIS_ParallelRelation(aLine1->impl<TopoDS_Shape>(), aLine2->impl<TopoDS_Shape>(), aPlane);
  77     aParallel->SetPosition(aFlyoutPnt->impl<gp_Pnt>());
  78     anAIS = aParallel;
  79   }
  80   else
  81   {
  82     Handle(AIS_ParallelRelation) aParallel = Handle(AIS_ParallelRelation)::DownCast(anAIS);
  83     if (!aParallel.IsNull())
  84     {
  85       aParallel->SetFirstShape(aLine1->impl<TopoDS_Shape>());
  86       aParallel->SetSecondShape(aLine2->impl<TopoDS_Shape>());
  87       aParallel->SetPlane(aPlane);
  88       aParallel->SetPosition(aFlyoutPnt->impl<gp_Pnt>());
  89       aParallel->Redisplay(Standard_True);
  90     }
  91   }
  92   return anAIS;
  93 }
  94
  95 void SketchPlugin_ConstraintParallel::move(double theDeltaX, double theDeltaY)
  96 {
  97   boost::shared_ptr<ModelAPI_Data> aData = data();
  98   if (!aData->isValid())
  99     return;
 100
 101   boost::shared_ptr<GeomDataAPI_Point2D> aPoint =
 102         boost::dynamic_pointer_cast<GeomDataAPI_Point2D>(aData->attribute(CONSTRAINT_ATTR_FLYOUT_VALUE_PNT));
 103   aPoint->setValue(aPoint->x() + theDeltaX, aPoint->y() + theDeltaY);
 104 }
 105