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   if (data()->attribute(SketchPlugin_Constraint::ENTITY_A())->isInitialized() &&
  38       !data()->attribute(SketchPlugin_Constraint::VALUE())->isInitialized()) {
  39
  40     boost::shared_ptr<ModelAPI_AttributeRefAttr> aRef =
  41       boost::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(data()->attribute(SketchPlugin_Constraint::ENTITY_A()));
  42     FeaturePtr aFeature = ModelAPI_Feature::feature(aRef->object());
  43     if (aFeature) {
  44       double aRadius = 0;
  45       boost::shared_ptr<ModelAPI_Data> aData = aFeature->data();
  46       if (aFeature->getKind() == SketchPlugin_Circle::ID()) {
  47         AttributeDoublePtr anAttribute = boost::dynamic_pointer_cast<ModelAPI_AttributeDouble>
  48                                             (aData->attribute(SketchPlugin_Circle::RADIUS_ID()));
  49         if (anAttribute)
  50           aRadius = anAttribute->value();
  51       }
  52       else if (aFeature->getKind() == SketchPlugin_Arc::ID()) {
  53         boost::shared_ptr<GeomDataAPI_Point2D> aCenterAttr =
  54           boost::dynamic_pointer_cast<GeomDataAPI_Point2D>(aData->attribute(SketchPlugin_Arc::CENTER_ID()));
  55         boost::shared_ptr<GeomDataAPI_Point2D> aStartAttr =
  56           boost::dynamic_pointer_cast<GeomDataAPI_Point2D>(aData->attribute(SketchPlugin_Arc::START_ID()));
  57         if (aCenterAttr && aStartAttr)
  58           aRadius = aCenterAttr->pnt()->distance(aStartAttr->pnt());
  59       }
  60       boost::shared_ptr<ModelAPI_AttributeDouble> aValueAttr =
  61         boost::dynamic_pointer_cast<ModelAPI_AttributeDouble>(data()->attribute(SketchPlugin_Constraint::VALUE()));
  62       aValueAttr->setValue(aRadius);
  63     }
  64   }
  65 }
  66
  67 boost::shared_ptr<GeomAPI_AISObject> SketchPlugin_ConstraintRadius::getAISObject(
  68                     boost::shared_ptr<GeomAPI_AISObject> thePrevious)
  69 {
  70   if (!sketch())
  71     return thePrevious;
  72
  73   boost::shared_ptr<ModelAPI_Data> aData = data();
  74   boost::shared_ptr<ModelAPI_AttributeRefAttr> anAttr =
  75     boost::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(aData->attribute(SketchPlugin_Constraint::ENTITY_A()));
  76   if (!anAttr)
  77     return thePrevious;
  78   FeaturePtr aFeature = ModelAPI_Feature::feature(anAttr->object());
  79   std::string aKind = aFeature ? aFeature->getKind() : "";
  80   if (aKind != SketchPlugin_Circle::ID() && aKind != SketchPlugin_Arc::ID())
  81     return thePrevious;
  82
  83   // Flyout point
  84   boost::shared_ptr<GeomDataAPI_Point2D> aFlyoutAttr =
  85     boost::dynamic_pointer_cast<GeomDataAPI_Point2D>(aData->attribute(SketchPlugin_Constraint::FLYOUT_VALUE_PNT()));
  86   if (!aFlyoutAttr->isInitialized())
  87     return thePrevious;
  88   boost::shared_ptr<GeomAPI_Pnt> aFlyoutPnt = sketch()->to3D(aFlyoutAttr->x(), aFlyoutAttr->y());
  89
  90   // Prepare a circle
  91   aData = aFeature->data();
  92   boost::shared_ptr<GeomDataAPI_Point2D> aCenterAttr;
  93   double aRadius;
  94   if (aKind == SketchPlugin_Circle::ID()) {
  95     aCenterAttr = boost::dynamic_pointer_cast<GeomDataAPI_Point2D>(aData->attribute(SketchPlugin_Circle::CENTER_ID()));
  96     AttributeDoublePtr aCircRadius =
  97       boost::dynamic_pointer_cast<ModelAPI_AttributeDouble>(aData->attribute(SketchPlugin_Circle::RADIUS_ID()));
  98     aRadius = aCircRadius->value();
  99   }
 100   else if (aKind == SketchPlugin_Arc::ID()) {
 101     aCenterAttr = boost::dynamic_pointer_cast<GeomDataAPI_Point2D>(aData->attribute(SketchPlugin_Arc::CENTER_ID()));
 102     boost::shared_ptr<GeomDataAPI_Point2D> aStartAttr =
 103       boost::dynamic_pointer_cast<GeomDataAPI_Point2D>(aData->attribute(SketchPlugin_Arc::START_ID()));
 104     aRadius = aCenterAttr->pnt()->distance(aStartAttr->pnt());
 105   }
 106
 107   boost::shared_ptr<GeomAPI_Pnt> aCenter = sketch()->to3D(aCenterAttr->x(), aCenterAttr->y());
 108   boost::shared_ptr<GeomDataAPI_Dir> aNDir =
 109     boost::dynamic_pointer_cast<GeomDataAPI_Dir>(sketch()->data()->attribute(SketchPlugin_Sketch::NORM_ID()));
 110   boost::shared_ptr<GeomAPI_Dir> aNormal = aNDir->dir();
 111   boost::shared_ptr<GeomAPI_Circ> aCircle(new GeomAPI_Circ(aCenter, aNormal, aRadius));
 112
 113   // Value
 114   boost::shared_ptr<ModelAPI_AttributeDouble> aValueAttr =
 115     boost::dynamic_pointer_cast<ModelAPI_AttributeDouble>(aData->attribute(SketchPlugin_Constraint::VALUE()));
 116   double aValue = aRadius;
 117   if (aValueAttr && aValueAttr->isInitialized())
 118    aValue = aValueAttr->value();
 119
 120   boost::shared_ptr<GeomAPI_AISObject> anAIS = thePrevious;
 121   if (!anAIS)
 122     anAIS = boost::shared_ptr<GeomAPI_AISObject>(new GeomAPI_AISObject);
 123   anAIS->createRadius(aCircle, aFlyoutPnt, aValue);
 124
 125   // Set color from preferences
 126   std::vector<int> aRGB = Config_PropManager::color("Visualization", "radius_color", RADIUS_COLOR);
 127   anAIS->setColor(aRGB[0], aRGB[1], aRGB[2]);
 128   return anAIS;
 129 }
 130
 131 void SketchPlugin_ConstraintRadius::move(double theDeltaX, double theDeltaY)
 132 {
 133   boost::shared_ptr<ModelAPI_Data> aData = data();
 134   if (!aData->isValid())
 135     return;
 136
 137   boost::shared_ptr<ModelAPI_AttributeRefAttr> aRef =
 138     boost::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(data()->attribute(SketchPlugin_Constraint::ENTITY_A()));
 139   FeaturePtr aFeature = ModelAPI_Feature::feature(aRef->object());
 140   if (!aFeature)
 141     return;
 142   std::string aCenterAttrName;
 143   if (aFeature->getKind() == SketchPlugin_Circle::ID())
 144     aCenterAttrName = SketchPlugin_Circle::CENTER_ID();
 145   else if (aFeature->getKind() == SketchPlugin_Arc::ID())
 146     aCenterAttrName = SketchPlugin_Arc::CENTER_ID();
 147   boost::shared_ptr<GeomDataAPI_Point2D> aCenterAttr =
 148     boost::dynamic_pointer_cast<GeomDataAPI_Point2D>(aFeature->data()->attribute(aCenterAttrName));
 149   boost::shared_ptr<GeomAPI_Pnt2d> aCenter = aCenterAttr->pnt();
 150
 151   // The specified delta applied on the circle curve,
 152   // so it will be scaled due to distance between flyout and center points
 153   boost::shared_ptr<GeomDataAPI_Point2D> aFlyoutAttr =
 154     boost::dynamic_pointer_cast<GeomDataAPI_Point2D>(aData->attribute(SketchPlugin_Constraint::FLYOUT_VALUE_PNT()));
 155   boost::shared_ptr<GeomAPI_Pnt2d> aFlyout = aFlyoutAttr->pnt();
 156
 157   boost::shared_ptr<ModelAPI_AttributeDouble> aRadius =
 158     boost::dynamic_pointer_cast<ModelAPI_AttributeDouble>(aData->attribute(SketchPlugin_Constraint::VALUE()));
 159   double aScale = aFlyout->distance(aCenter) / aRadius->value();
 160
 161   boost::shared_ptr<GeomAPI_Circ2d> aCircle(new GeomAPI_Circ2d(aCenter, aFlyout));
 162   aFlyout->setX(aFlyout->x() + aScale * theDeltaX);
 163   aFlyout->setY(aFlyout->y() + aScale * theDeltaY);
 164   aFlyout = aCircle->project(aFlyout);
 165
 166   aFlyoutAttr->setValue(aFlyout->x(), aFlyout->y());
 167 }