src/SketchPlugin/SketchPlugin_ConstraintRadius.cpp

   1 // Copyright (C) 2014-20xx CEA/DEN, EDF R&D -->
   2
   3 // File:    SketchPlugin_ConstraintRadius.cpp
   4 // Created: 26 May 2014
   5 // Author:  Artem ZHIDKOV
   6
   7 #include "SketchPlugin_ConstraintRadius.h"
   8
   9 #include <SketchPlugin_Arc.h>
  10 #include <SketchPlugin_Circle.h>
  11 #include <SketchPlugin_Point.h>
  12
  13 #include <ModelAPI_AttributeDouble.h>
  14 #include <ModelAPI_Data.h>
  15
  16 #include <GeomAPI_Pnt2d.h>
  17 #include <GeomAPI_Circ.h>
  18 #include <GeomAPI_Circ2d.h>
  19 #include <GeomAPI_Dir.h>
  20 #include <GeomAPI_XYZ.h>
  21 #include <GeomDataAPI_Point2D.h>
  22 #include <GeomDataAPI_Dir.h>
  23
  24 #include <Config_PropManager.h>
  25
  26 SketchPlugin_ConstraintRadius::SketchPlugin_ConstraintRadius()
  27 {
  28 }
  29
  30 void SketchPlugin_ConstraintRadius::initAttributes()
  31 {
  32   data()->addAttribute(SketchPlugin_Constraint::VALUE(), ModelAPI_AttributeDouble::type());
  33   data()->addAttribute(SketchPlugin_Constraint::ENTITY_A(), ModelAPI_AttributeRefAttr::type());
  34   data()->addAttribute(SketchPlugin_Constraint::FLYOUT_VALUE_PNT(), GeomDataAPI_Point2D::type());
  35 }
  36
  37 void SketchPlugin_ConstraintRadius::execute()
  38 {
  39   std::shared_ptr<ModelAPI_AttributeRefAttr> aRef = std::dynamic_pointer_cast<
  40       ModelAPI_AttributeRefAttr>(data()->attribute(SketchPlugin_Constraint::ENTITY_A()));
  41   FeaturePtr aFeature = ModelAPI_Feature::feature(aRef->object());
  42   if (aFeature) {
  43     double aRadius = 0;
  44     std::shared_ptr<ModelAPI_Data> aData = aFeature->data();
  45     if (aFeature->getKind() == SketchPlugin_Circle::ID()) {
  46       AttributeDoublePtr anAttribute = std::dynamic_pointer_cast<ModelAPI_AttributeDouble>(
  47           aData->attribute(SketchPlugin_Circle::RADIUS_ID()));
  48       if (anAttribute)
  49         aRadius = anAttribute->value();
  50     } else if (aFeature->getKind() == SketchPlugin_Arc::ID()) {
  51       std::shared_ptr<GeomDataAPI_Point2D> aCenterAttr = std::dynamic_pointer_cast<
  52           GeomDataAPI_Point2D>(aData->attribute(SketchPlugin_Arc::CENTER_ID()));
  53       std::shared_ptr<GeomDataAPI_Point2D> aStartAttr = std::dynamic_pointer_cast<
  54           GeomDataAPI_Point2D>(aData->attribute(SketchPlugin_Arc::START_ID()));
  55       if (aCenterAttr && aStartAttr)
  56         aRadius = aCenterAttr->pnt()->distance(aStartAttr->pnt());
  57     }
  58     //std::shared_ptr<ModelAPI_AttributeDouble> aValueAttr = std::dynamic_pointer_cast<
  59     //    ModelAPI_AttributeDouble>(data()->attribute(SketchPlugin_Constraint::VALUE()));
  60     //if(!aValueAttr->isInitialized()) {
  61     //  aValueAttr->setValue(aRadius);
  62     //}
  63   }
  64 }
  65
  66 double SketchPlugin_ConstraintRadius::circleRadius(std::shared_ptr<ModelAPI_Feature>& theCirc)
  67 {
  68   static const double kErrorResult = -1.;
  69   if (!sketch())
  70     return kErrorResult;
  71
  72   std::shared_ptr<ModelAPI_Data> aData = data();
  73   std::shared_ptr<ModelAPI_AttributeRefAttr> anAttr = std::dynamic_pointer_cast<
  74       ModelAPI_AttributeRefAttr>(aData->attribute(SketchPlugin_Constraint::ENTITY_A()));
  75   if (!anAttr)
  76     return kErrorResult;
  77   theCirc = ModelAPI_Feature::feature(anAttr->object());
  78   std::string aKind = theCirc ? theCirc->getKind() : "";
  79   if (aKind != SketchPlugin_Circle::ID() && aKind != SketchPlugin_Arc::ID())
  80     return kErrorResult;
  81
  82   DataPtr aCircData = theCirc->data();
  83   std::shared_ptr<GeomDataAPI_Point2D> aCenterAttr;
  84   if (aKind == SketchPlugin_Circle::ID()) {
  85     AttributeDoublePtr aCircRadius = std::dynamic_pointer_cast<ModelAPI_AttributeDouble>(
  86         aCircData->attribute(SketchPlugin_Circle::RADIUS_ID()));
  87     return aCircRadius->value();
  88   } else {
  89     aCenterAttr = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
  90         aCircData->attribute(SketchPlugin_Arc::CENTER_ID()));
  91     std::shared_ptr<GeomDataAPI_Point2D> aStartAttr = std::dynamic_pointer_cast<
  92         GeomDataAPI_Point2D>(aCircData->attribute(SketchPlugin_Arc::START_ID()));
  93     return aCenterAttr->pnt()->distance(aStartAttr->pnt());
  94   }
  95   return kErrorResult;
  96 }
  97
  98 AISObjectPtr SketchPlugin_ConstraintRadius::getAISObject(AISObjectPtr thePrevious)
  99 {
 100   std::shared_ptr<ModelAPI_Feature> aCyrcFeature;
 101   double aRadius = circleRadius(aCyrcFeature);
 102   if (aRadius < 0)
 103     return thePrevious; // can not create a good presentation
 104
 105   // Flyout point
 106   std::shared_ptr<GeomDataAPI_Point2D> aFlyoutAttr = std::dynamic_pointer_cast<
 107       GeomDataAPI_Point2D>(data()->attribute(SketchPlugin_Constraint::FLYOUT_VALUE_PNT()));
 108   std::shared_ptr<GeomAPI_Pnt> aFlyoutPnt;
 109   if (aFlyoutAttr->isInitialized()) {
 110     aFlyoutPnt = sketch()->to3D(aFlyoutAttr->x(), aFlyoutAttr->y());
 111   }
 112
 113   // Prepare a circle
 114   std::shared_ptr<GeomDataAPI_Point2D> aCenterAttr;
 115   if (aCyrcFeature->getKind() == SketchPlugin_Circle::ID()) { // circle
 116     aCenterAttr = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 117         aCyrcFeature->data()->attribute(SketchPlugin_Circle::CENTER_ID()));
 118     if (!aFlyoutPnt) {
 119       double aShift = aRadius * 1.1;
 120       std::shared_ptr<GeomAPI_Pnt2d> aPnt = aCenterAttr->pnt();
 121       std::shared_ptr<GeomAPI_Pnt2d> aFPnt =
 122         std::shared_ptr<GeomAPI_Pnt2d>(new GeomAPI_Pnt2d(aPnt->x() + aShift, aPnt->y() + aShift));
 123       aFlyoutAttr->setValue(aFPnt);
 124       aFlyoutPnt = sketch()->to3D(aFPnt->x(), aFPnt->y());
 125     }
 126   } else { // arc
 127     aCenterAttr = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 128         aCyrcFeature->data()->attribute(SketchPlugin_Arc::CENTER_ID()));
 129     if (!aFlyoutPnt) {
 130       std::shared_ptr<GeomDataAPI_Point2D> aStartAttr = std::dynamic_pointer_cast<
 131         GeomDataAPI_Point2D>(aCyrcFeature->data()->attribute(SketchPlugin_Arc::START_ID()));
 132       aFlyoutAttr->setValue(aStartAttr->pnt());
 133       aFlyoutPnt = sketch()->to3D(aStartAttr->pnt()->x(), aStartAttr->pnt()->y());
 134     }
 135   }
 136
 137   std::shared_ptr<GeomAPI_Pnt> aCenter = sketch()->to3D(aCenterAttr->x(), aCenterAttr->y());
 138   std::shared_ptr<GeomDataAPI_Dir> aNDir = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
 139       sketch()->data()->attribute(SketchPlugin_Sketch::NORM_ID()));
 140   std::shared_ptr<GeomAPI_Dir> aNormal = aNDir->dir();
 141   std::shared_ptr<GeomAPI_Circ> aCircle(new GeomAPI_Circ(aCenter, aNormal, aRadius));
 142
 143   // Value
 144   std::shared_ptr<ModelAPI_AttributeDouble> aValueAttr = std::dynamic_pointer_cast<
 145       ModelAPI_AttributeDouble>(data()->attribute(SketchPlugin_Constraint::VALUE()));
 146   if (aValueAttr->isInitialized())
 147     aRadius = aValueAttr->value();
 148   AISObjectPtr anAIS = thePrevious;
 149   if (!anAIS)
 150     anAIS = AISObjectPtr(new GeomAPI_AISObject);
 151   anAIS->createRadius(aCircle, aFlyoutPnt, aRadius);
 152
 153   // Set color from preferences
 154   std::vector<int> aRGB = Config_PropManager::color("Visualization", "radius_color", RADIUS_COLOR);
 155   anAIS->setColor(aRGB[0], aRGB[1], aRGB[2]);
 156   return anAIS;
 157 }
 158
 159 void SketchPlugin_ConstraintRadius::move(double theDeltaX, double theDeltaY)
 160 {
 161   std::shared_ptr<ModelAPI_Data> aData = data();
 162   if (!aData->isValid())
 163     return;
 164
 165   std::shared_ptr<ModelAPI_AttributeRefAttr> aRef = std::dynamic_pointer_cast<
 166       ModelAPI_AttributeRefAttr>(data()->attribute(SketchPlugin_Constraint::ENTITY_A()));
 167   FeaturePtr aFeature = ModelAPI_Feature::feature(aRef->object());
 168   if (!aFeature)
 169     return;
 170   std::string aCenterAttrName;
 171   if (aFeature->getKind() == SketchPlugin_Circle::ID())
 172     aCenterAttrName = SketchPlugin_Circle::CENTER_ID();
 173   else if (aFeature->getKind() == SketchPlugin_Arc::ID())
 174     aCenterAttrName = SketchPlugin_Arc::CENTER_ID();
 175   std::shared_ptr<GeomDataAPI_Point2D> aCenterAttr = std::dynamic_pointer_cast<
 176       GeomDataAPI_Point2D>(aFeature->data()->attribute(aCenterAttrName));
 177   std::shared_ptr<GeomAPI_Pnt2d> aCenter = aCenterAttr->pnt();
 178
 179   // The specified delta applied on the circle curve,
 180   // so it will be scaled due to distance between flyout and center points
 181   std::shared_ptr<GeomDataAPI_Point2D> aFlyoutAttr = std::dynamic_pointer_cast<
 182       GeomDataAPI_Point2D>(aData->attribute(SketchPlugin_Constraint::FLYOUT_VALUE_PNT()));
 183   std::shared_ptr<GeomAPI_Pnt2d> aFlyout = aFlyoutAttr->pnt();
 184
 185   std::shared_ptr<ModelAPI_AttributeDouble> aRadius = std::dynamic_pointer_cast<
 186       ModelAPI_AttributeDouble>(aData->attribute(SketchPlugin_Constraint::VALUE()));
 187   double aScale = aFlyout->distance(aCenter) / aRadius->value();
 188
 189   std::shared_ptr<GeomAPI_Circ2d> aCircle(new GeomAPI_Circ2d(aCenter, aFlyout));
 190   aFlyout->setX(aFlyout->x() + aScale * theDeltaX);
 191   aFlyout->setY(aFlyout->y() + aScale * theDeltaY);
 192   aFlyout = aCircle->project(aFlyout);
 193
 194   aFlyoutAttr->setValue(aFlyout->x(), aFlyout->y());
 195 }
 196
 197 void SketchPlugin_ConstraintRadius::attributeChanged(const std::string& theID) {
 198   if (theID == SketchPlugin_Constraint::ENTITY_A()) {
 199     std::shared_ptr<ModelAPI_AttributeDouble> aValueAttr = std::dynamic_pointer_cast<
 200         ModelAPI_AttributeDouble>(data()->attribute(SketchPlugin_Constraint::VALUE()));
 201     if (!aValueAttr->isInitialized()) { // only if it is not initialized, try to compute the current value
 202       std::shared_ptr<ModelAPI_Feature> aCyrcFeature;
 203       double aRadius = circleRadius(aCyrcFeature);
 204       if (aRadius > 0) { // set as value the radius of updated reference to another circle
 205         aValueAttr->setValue(aRadius);
 206       }
 207     }
 208   }
 209 }