src/SketchPlugin/SketchPlugin_ConstraintPerpendicular.cpp

   1 // File:    SketchPlugin_ConstraintPerpendicular.cpp
   2 // Created: 26 May 2014
   3 // Author:  Artem ZHIDKOV
   4
   5 #include "SketchPlugin_ConstraintPerpendicular.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 <GeomDataAPI_Point2D.h>
  14 #include <GeomAPI_Pnt2d.h>
  15 #include <GeomAPI_Pnt.h>
  16
  17 SketchPlugin_ConstraintPerpendicular::SketchPlugin_ConstraintPerpendicular()
  18 {
  19 }
  20
  21 void SketchPlugin_ConstraintPerpendicular::initAttributes()
  22 {
  23   data()->addAttribute(CONSTRAINT_ATTR_ENTITY_A, ModelAPI_AttributeRefAttr::type());
  24   data()->addAttribute(CONSTRAINT_ATTR_ENTITY_B, ModelAPI_AttributeRefAttr::type());
  25   data()->addAttribute(CONSTRAINT_ATTR_FLYOUT_VALUE_PNT, GeomDataAPI_Point2D::type());
  26 }
  27
  28 void SketchPlugin_ConstraintPerpendicular::execute()
  29 {
  30 }
  31
  32 const boost::shared_ptr<GeomAPI_Shape>&  SketchPlugin_ConstraintPerpendicular::preview()
  33 {
  34   /// \todo Preview for perpendicular constraint
  35   return getPreview();
  36 }
  37
  38 boost::shared_ptr<GeomAPI_AISObject> SketchPlugin_ConstraintPerpendicular::getAISObject(
  39                     boost::shared_ptr<GeomAPI_AISObject> thePrevious)
  40 {
  41   if (!sketch())
  42     return thePrevious;
  43
  44   boost::shared_ptr<ModelAPI_Data> aData = data();
  45   boost::shared_ptr<ModelAPI_AttributeRefAttr> anAttr1 =
  46     boost::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(aData->attribute(CONSTRAINT_ATTR_ENTITY_A));
  47   boost::shared_ptr<ModelAPI_AttributeRefAttr> anAttr2 =
  48     boost::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(aData->attribute(CONSTRAINT_ATTR_ENTITY_B));
  49   if (!anAttr1 || !anAttr1->isFeature() ||
  50       !anAttr2 || !anAttr2->isFeature())
  51     return thePrevious;
  52   boost::shared_ptr<SketchPlugin_Line> aLine1Feature =
  53     boost::dynamic_pointer_cast<SketchPlugin_Line>(anAttr1->feature());
  54   boost::shared_ptr<SketchPlugin_Line> aLine2Feature =
  55     boost::dynamic_pointer_cast<SketchPlugin_Line>(anAttr2->feature());
  56   if (!aLine1Feature || !aLine2Feature)
  57     return thePrevious;
  58
  59   boost::shared_ptr<GeomAPI_Pln> aPlane = sketch()->plane();
  60   boost::shared_ptr<GeomAPI_Shape> aLine1 = aLine1Feature->preview();
  61   boost::shared_ptr<GeomAPI_Shape> aLine2 = aLine2Feature->preview();
  62
  63   boost::shared_ptr<GeomAPI_AISObject> anAIS = thePrevious;
  64   if (!anAIS)
  65     anAIS = boost::shared_ptr<GeomAPI_AISObject>(new GeomAPI_AISObject);
  66   anAIS->createPerpendicular(aLine1, aLine2, aPlane);
  67   return anAIS;
  68 }
  69
  70 void SketchPlugin_ConstraintPerpendicular::move(double theDeltaX, double theDeltaY)
  71 {
  72   boost::shared_ptr<ModelAPI_Data> aData = data();
  73   if (!aData->isValid())
  74     return;
  75
  76   boost::shared_ptr<GeomDataAPI_Point2D> aPoint =
  77         boost::dynamic_pointer_cast<GeomDataAPI_Point2D>(aData->attribute(CONSTRAINT_ATTR_FLYOUT_VALUE_PNT));
  78   aPoint->setValue(aPoint->x() + theDeltaX, aPoint->y() + theDeltaY);
  79 }
  80