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