src/SketchPlugin/SketchPlugin_ConstraintRadius.cpp

   1 // File:    SketchPlugin_ConstraintRadius.cpp
   2 // Created: 26 May 2014
   3 // Author:  Artem ZHIDKOV
   4
   5 #include "SketchPlugin_ConstraintRadius.h"
   6
   7 #include <SketchPlugin_Arc.h>
   8 #include <SketchPlugin_Circle.h>
   9 #include <SketchPlugin_Point.h>
  10
  11 #include <ModelAPI_AttributeDouble.h>
  12 #include <ModelAPI_Data.h>
  13
  14 #include <GeomAPI_Pnt2d.h>
  15 #include <GeomAPI_Circ.h>
  16 #include <GeomAPI_Circ2d.h>
  17 #include <GeomAPI_Dir.h>
  18 #include <GeomAPI_XYZ.h>
  19 #include <GeomDataAPI_Point2D.h>
  20 #include <GeomDataAPI_Dir.h>
  21
  22 #include <Config_PropManager.h>
  23
  24 SketchPlugin_ConstraintRadius::SketchPlugin_ConstraintRadius()
  25 {
  26 }
  27
  28 void SketchPlugin_ConstraintRadius::initAttributes()
  29 {
  30   data()->addAttribute(SketchPlugin_Constraint::VALUE(), ModelAPI_AttributeDouble::type());
  31   data()->addAttribute(SketchPlugin_Constraint::ENTITY_A(), ModelAPI_AttributeRefAttr::type());
  32   data()->addAttribute(SketchPlugin_Constraint::FLYOUT_VALUE_PNT(), GeomDataAPI_Point2D::type());
  33 }
  34
  35 void SketchPlugin_ConstraintRadius::execute()
  36 {
  37   boost::shared_ptr<ModelAPI_AttributeRefAttr> aRef = boost::dynamic_pointer_cast<
  38       ModelAPI_AttributeRefAttr>(data()->attribute(SketchPlugin_Constraint::ENTITY_A()));
  39   FeaturePtr aFeature = ModelAPI_Feature::feature(aRef->object());
  40   if (aFeature) {
  41     double aRadius = 0;
  42     boost::shared_ptr<ModelAPI_Data> aData = aFeature->data();
  43     if (aFeature->getKind() == SketchPlugin_Circle::ID()) {
  44       AttributeDoublePtr anAttribute = boost::dynamic_pointer_cast<ModelAPI_AttributeDouble>(
  45           aData->attribute(SketchPlugin_Circle::RADIUS_ID()));
  46       if (anAttribute)
  47         aRadius = anAttribute->value();
  48     } else if (aFeature->getKind() == SketchPlugin_Arc::ID()) {
  49       boost::shared_ptr<GeomDataAPI_Point2D> aCenterAttr = boost::dynamic_pointer_cast<
  50           GeomDataAPI_Point2D>(aData->attribute(SketchPlugin_Arc::CENTER_ID()));
  51       boost::shared_ptr<GeomDataAPI_Point2D> aStartAttr = boost::dynamic_pointer_cast<
  52           GeomDataAPI_Point2D>(aData->attribute(SketchPlugin_Arc::START_ID()));
  53       if (aCenterAttr && aStartAttr)
  54         aRadius = aCenterAttr->pnt()->distance(aStartAttr->pnt());
  55     }
  56     boost::shared_ptr<ModelAPI_AttributeDouble> aValueAttr = boost::dynamic_pointer_cast<
  57         ModelAPI_AttributeDouble>(data()->attribute(SketchPlugin_Constraint::VALUE()));
  58     aValueAttr->setValue(aRadius);
  59   }
  60 }
  61
  62 AISObjectPtr SketchPlugin_ConstraintRadius::getAISObject(AISObjectPtr thePrevious)
  63 {
  64   if (!sketch())
  65     return thePrevious;
  66
  67   boost::shared_ptr<ModelAPI_Data> aData = data();
  68   boost::shared_ptr<ModelAPI_AttributeRefAttr> anAttr = boost::dynamic_pointer_cast<
  69       ModelAPI_AttributeRefAttr>(aData->attribute(SketchPlugin_Constraint::ENTITY_A()));
  70   if (!anAttr)
  71     return thePrevious;
  72   FeaturePtr aFeature = ModelAPI_Feature::feature(anAttr->object());
  73   std::string aKind = aFeature ? aFeature->getKind() : "";
  74   if (aKind != SketchPlugin_Circle::ID() && aKind != SketchPlugin_Arc::ID())
  75     return thePrevious;
  76
  77   // Flyout point
  78   boost::shared_ptr<GeomDataAPI_Point2D> aFlyoutAttr = boost::dynamic_pointer_cast<
  79       GeomDataAPI_Point2D>(aData->attribute(SketchPlugin_Constraint::FLYOUT_VALUE_PNT()));
  80   if (!aFlyoutAttr->isInitialized())
  81     return thePrevious;
  82   boost::shared_ptr<GeomAPI_Pnt> aFlyoutPnt = sketch()->to3D(aFlyoutAttr->x(), aFlyoutAttr->y());
  83
  84   // Prepare a circle
  85   aData = aFeature->data();
  86   boost::shared_ptr<GeomDataAPI_Point2D> aCenterAttr;
  87   double aRadius;
  88   if (aKind == SketchPlugin_Circle::ID()) {
  89     aCenterAttr = boost::dynamic_pointer_cast<GeomDataAPI_Point2D>(
  90         aData->attribute(SketchPlugin_Circle::CENTER_ID()));
  91     AttributeDoublePtr aCircRadius = boost::dynamic_pointer_cast<ModelAPI_AttributeDouble>(
  92         aData->attribute(SketchPlugin_Circle::RADIUS_ID()));
  93     aRadius = aCircRadius->value();
  94   } else if (aKind == SketchPlugin_Arc::ID()) {
  95     aCenterAttr = boost::dynamic_pointer_cast<GeomDataAPI_Point2D>(
  96         aData->attribute(SketchPlugin_Arc::CENTER_ID()));
  97     boost::shared_ptr<GeomDataAPI_Point2D> aStartAttr = boost::dynamic_pointer_cast<
  98         GeomDataAPI_Point2D>(aData->attribute(SketchPlugin_Arc::START_ID()));
  99     aRadius = aCenterAttr->pnt()->distance(aStartAttr->pnt());
 100   }
 101
 102   boost::shared_ptr<GeomAPI_Pnt> aCenter = sketch()->to3D(aCenterAttr->x(), aCenterAttr->y());
 103   boost::shared_ptr<GeomDataAPI_Dir> aNDir = boost::dynamic_pointer_cast<GeomDataAPI_Dir>(
 104       sketch()->data()->attribute(SketchPlugin_Sketch::NORM_ID()));
 105   boost::shared_ptr<GeomAPI_Dir> aNormal = aNDir->dir();
 106   boost::shared_ptr<GeomAPI_Circ> aCircle(new GeomAPI_Circ(aCenter, aNormal, aRadius));
 107
 108   // Value
 109   boost::shared_ptr<ModelAPI_AttributeDouble> aValueAttr = boost::dynamic_pointer_cast<
 110       ModelAPI_AttributeDouble>(aData->attribute(SketchPlugin_Constraint::VALUE()));
 111   double aValue = aRadius;
 112   if (aValueAttr && aValueAttr->isInitialized())
 113     aValue = aValueAttr->value();
 114
 115   AISObjectPtr anAIS = thePrevious;
 116   if (!anAIS)
 117     anAIS = AISObjectPtr(new GeomAPI_AISObject);
 118   anAIS->createRadius(aCircle, aFlyoutPnt, aValue);
 119
 120   // Set color from preferences
 121   std::vector<int> aRGB = Config_PropManager::color("Visualization", "radius_color", RADIUS_COLOR);
 122   anAIS->setColor(aRGB[0], aRGB[1], aRGB[2]);
 123   return anAIS;
 124 }
 125
 126 void SketchPlugin_ConstraintRadius::move(double theDeltaX, double theDeltaY)
 127 {
 128   boost::shared_ptr<ModelAPI_Data> aData = data();
 129   if (!aData->isValid())
 130     return;
 131
 132   boost::shared_ptr<ModelAPI_AttributeRefAttr> aRef = boost::dynamic_pointer_cast<
 133       ModelAPI_AttributeRefAttr>(data()->attribute(SketchPlugin_Constraint::ENTITY_A()));
 134   FeaturePtr aFeature = ModelAPI_Feature::feature(aRef->object());
 135   if (!aFeature)
 136     return;
 137   std::string aCenterAttrName;
 138   if (aFeature->getKind() == SketchPlugin_Circle::ID())
 139     aCenterAttrName = SketchPlugin_Circle::CENTER_ID();
 140   else if (aFeature->getKind() == SketchPlugin_Arc::ID())
 141     aCenterAttrName = SketchPlugin_Arc::CENTER_ID();
 142   boost::shared_ptr<GeomDataAPI_Point2D> aCenterAttr = boost::dynamic_pointer_cast<
 143       GeomDataAPI_Point2D>(aFeature->data()->attribute(aCenterAttrName));
 144   boost::shared_ptr<GeomAPI_Pnt2d> aCenter = aCenterAttr->pnt();
 145
 146   // The specified delta applied on the circle curve,
 147   // so it will be scaled due to distance between flyout and center points
 148   boost::shared_ptr<GeomDataAPI_Point2D> aFlyoutAttr = boost::dynamic_pointer_cast<
 149       GeomDataAPI_Point2D>(aData->attribute(SketchPlugin_Constraint::FLYOUT_VALUE_PNT()));
 150   boost::shared_ptr<GeomAPI_Pnt2d> aFlyout = aFlyoutAttr->pnt();
 151
 152   boost::shared_ptr<ModelAPI_AttributeDouble> aRadius = boost::dynamic_pointer_cast<
 153       ModelAPI_AttributeDouble>(aData->attribute(SketchPlugin_Constraint::VALUE()));
 154   double aScale = aFlyout->distance(aCenter) / aRadius->value();
 155
 156   boost::shared_ptr<GeomAPI_Circ2d> aCircle(new GeomAPI_Circ2d(aCenter, aFlyout));
 157   aFlyout->setX(aFlyout->x() + aScale * theDeltaX);
 158   aFlyout->setY(aFlyout->y() + aScale * theDeltaY);
 159   aFlyout = aCircle->project(aFlyout);
 160
 161   aFlyoutAttr->setValue(aFlyout->x(), aFlyout->y());
 162 }