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 <GeomDataAPI_Point2D.h>
  14 #include <GeomAPI_Pnt2d.h>
  15 #include <GeomAPI_Pnt.h>
  16
  17 SketchPlugin_ConstraintParallel::SketchPlugin_ConstraintParallel()
  18 {
  19 }
  20
  21 void SketchPlugin_ConstraintParallel::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_ConstraintParallel::execute()
  29 {
  30 }
  31
  32 const boost::shared_ptr<GeomAPI_Shape>&  SketchPlugin_ConstraintParallel::preview()
  33 {
  34   /// \todo Preview for parallel constraint
  35   return getPreview();
  36 }
  37
  38
  39 boost::shared_ptr<GeomAPI_AISObject> SketchPlugin_ConstraintParallel::getAISObject(
  40                     boost::shared_ptr<GeomAPI_AISObject> thePrevious)
  41 {
  42   if (!sketch())
  43     return thePrevious;
  44
  45   boost::shared_ptr<ModelAPI_Data> aData = data();
  46   boost::shared_ptr<ModelAPI_AttributeRefAttr> anAttr1 =
  47     boost::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(aData->attribute(CONSTRAINT_ATTR_ENTITY_A));
  48   boost::shared_ptr<ModelAPI_AttributeRefAttr> anAttr2 =
  49     boost::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(aData->attribute(CONSTRAINT_ATTR_ENTITY_B));
  50   if (!anAttr1 || !anAttr1->isFeature() ||
  51       !anAttr2 || !anAttr2->isFeature())
  52     return thePrevious;
  53   boost::shared_ptr<SketchPlugin_Line> aLine1Feature =
  54     boost::dynamic_pointer_cast<SketchPlugin_Line>(anAttr1->feature());
  55   boost::shared_ptr<SketchPlugin_Line> aLine2Feature =
  56     boost::dynamic_pointer_cast<SketchPlugin_Line>(anAttr2->feature());
  57   if (!aLine1Feature || !aLine2Feature)
  58     return thePrevious;
  59
  60   boost::shared_ptr<GeomAPI_Pln> aPlane = sketch()->plane();
  61   boost::shared_ptr<GeomAPI_Shape> aLine1 = aLine1Feature->preview();
  62   boost::shared_ptr<GeomAPI_Shape> aLine2 = aLine2Feature->preview();
  63
  64   boost::shared_ptr<GeomDataAPI_Point2D> aFlyoutAttr =
  65     boost::dynamic_pointer_cast<GeomDataAPI_Point2D>(aData->attribute(CONSTRAINT_ATTR_FLYOUT_VALUE_PNT));
  66   boost::shared_ptr<GeomAPI_Pnt> aFlyoutPnt = sketch()->to3D(aFlyoutAttr->x(), aFlyoutAttr->y());
  67
  68   boost::shared_ptr<GeomAPI_AISObject> anAIS = thePrevious;
  69   if (!anAIS)
  70     anAIS = boost::shared_ptr<GeomAPI_AISObject>(new GeomAPI_AISObject);
  71   anAIS->createParallel(aLine1, aLine2, aFlyoutPnt, aPlane);
  72   return anAIS;
  73 }
  74
  75 void SketchPlugin_ConstraintParallel::move(double theDeltaX, double theDeltaY)
  76 {
  77   boost::shared_ptr<ModelAPI_Data> aData = data();
  78   if (!aData->isValid())
  79     return;
  80
  81   boost::shared_ptr<GeomDataAPI_Point2D> aPoint =
  82         boost::dynamic_pointer_cast<GeomDataAPI_Point2D>(aData->attribute(CONSTRAINT_ATTR_FLYOUT_VALUE_PNT));
  83   aPoint->setValue(aPoint->x() + theDeltaX, aPoint->y() + theDeltaY);
  84 }
  85