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   std::shared_ptr<ModelAPI_AttributeRefAttr> aRef = std::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     std::shared_ptr<ModelAPI_Data> aData = aFeature->data();
  43     if (aFeature->getKind() == SketchPlugin_Circle::ID()) {
  44       AttributeDoublePtr anAttribute = std::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       std::shared_ptr<GeomDataAPI_Point2D> aCenterAttr = std::dynamic_pointer_cast<
  50           GeomDataAPI_Point2D>(aData->attribute(SketchPlugin_Arc::CENTER_ID()));
  51       std::shared_ptr<GeomDataAPI_Point2D> aStartAttr = std::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     std::shared_ptr<ModelAPI_AttributeDouble> aValueAttr = std::dynamic_pointer_cast<
  57         ModelAPI_AttributeDouble>(data()->attribute(SketchPlugin_Constraint::VALUE()));
  58     if(!aValueAttr->isInitialized()) {
  59       aValueAttr->setValue(aRadius);
  60     }
  61   }
  62 }
  63
  64 AISObjectPtr SketchPlugin_ConstraintRadius::getAISObject(AISObjectPtr thePrevious)
  65 {
  66   if (!sketch())
  67     return thePrevious;
  68
  69   std::shared_ptr<ModelAPI_Data> aData = data();
  70   std::shared_ptr<ModelAPI_AttributeRefAttr> anAttr = std::dynamic_pointer_cast<
  71       ModelAPI_AttributeRefAttr>(aData->attribute(SketchPlugin_Constraint::ENTITY_A()));
  72   if (!anAttr)
  73     return thePrevious;
  74   FeaturePtr aFeature = ModelAPI_Feature::feature(anAttr->object());
  75   std::string aKind = aFeature ? aFeature->getKind() : "";
  76   if (aKind != SketchPlugin_Circle::ID() && aKind != SketchPlugin_Arc::ID())
  77     return thePrevious;
  78
  79   // Flyout point
  80   std::shared_ptr<GeomDataAPI_Point2D> aFlyoutAttr = std::dynamic_pointer_cast<
  81       GeomDataAPI_Point2D>(aData->attribute(SketchPlugin_Constraint::FLYOUT_VALUE_PNT()));
  82   std::shared_ptr<GeomAPI_Pnt> aFlyoutPnt;
  83   if (aFlyoutAttr->isInitialized()) {
  84     aFlyoutPnt = sketch()->to3D(aFlyoutAttr->x(), aFlyoutAttr->y());
  85   }
  86
  87   // Prepare a circle
  88   aData = aFeature->data();
  89   std::shared_ptr<GeomDataAPI_Point2D> aCenterAttr;
  90   double aRadius;
  91   if (aKind == SketchPlugin_Circle::ID()) {
  92     aCenterAttr = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
  93         aData->attribute(SketchPlugin_Circle::CENTER_ID()));
  94     AttributeDoublePtr aCircRadius = std::dynamic_pointer_cast<ModelAPI_AttributeDouble>(
  95         aData->attribute(SketchPlugin_Circle::RADIUS_ID()));
  96     aRadius = aCircRadius->value();
  97     if (!aFlyoutPnt) {
  98       double aShift = aRadius * 1.1;
  99       std::shared_ptr<GeomAPI_Pnt2d> aPnt = aCenterAttr->pnt();
 100       std::shared_ptr<GeomAPI_Pnt2d> aFPnt =
 101         std::shared_ptr<GeomAPI_Pnt2d>(new GeomAPI_Pnt2d(aPnt->x() + aShift, aPnt->y() + aShift));
 102       aFlyoutAttr->setValue(aFPnt);
 103       aFlyoutPnt = sketch()->to3D(aFPnt->x(), aFPnt->y());
 104     }
 105   } else if (aKind == SketchPlugin_Arc::ID()) {
 106     aCenterAttr = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 107         aData->attribute(SketchPlugin_Arc::CENTER_ID()));
 108     std::shared_ptr<GeomDataAPI_Point2D> aStartAttr = std::dynamic_pointer_cast<
 109         GeomDataAPI_Point2D>(aData->attribute(SketchPlugin_Arc::START_ID()));
 110     aRadius = aCenterAttr->pnt()->distance(aStartAttr->pnt());
 111     if (!aFlyoutPnt) {
 112       std::shared_ptr<GeomDataAPI_Point2D> aStartAttr = std::dynamic_pointer_cast<
 113         GeomDataAPI_Point2D>(aData->attribute(SketchPlugin_Arc::START_ID()));
 114       aFlyoutAttr->setValue(aStartAttr->pnt());
 115       aFlyoutPnt = sketch()->to3D(aStartAttr->pnt()->x(), aStartAttr->pnt()->y());
 116     }
 117   }
 118
 119   std::shared_ptr<GeomAPI_Pnt> aCenter = sketch()->to3D(aCenterAttr->x(), aCenterAttr->y());
 120   std::shared_ptr<GeomDataAPI_Dir> aNDir = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
 121       sketch()->data()->attribute(SketchPlugin_Sketch::NORM_ID()));
 122   std::shared_ptr<GeomAPI_Dir> aNormal = aNDir->dir();
 123   std::shared_ptr<GeomAPI_Circ> aCircle(new GeomAPI_Circ(aCenter, aNormal, aRadius));
 124
 125   // Value
 126   std::shared_ptr<ModelAPI_AttributeDouble> aValueAttr = std::dynamic_pointer_cast<
 127       ModelAPI_AttributeDouble>(aData->attribute(SketchPlugin_Constraint::VALUE()));
 128   double aValue = aRadius;
 129   if (aValueAttr && aValueAttr->isInitialized())
 130     aValue = aValueAttr->value();
 131
 132   AISObjectPtr anAIS = thePrevious;
 133   if (!anAIS)
 134     anAIS = AISObjectPtr(new GeomAPI_AISObject);
 135   anAIS->createRadius(aCircle, aFlyoutPnt, aValue);
 136
 137   // Set color from preferences
 138   std::vector<int> aRGB = Config_PropManager::color("Visualization", "radius_color", RADIUS_COLOR);
 139   anAIS->setColor(aRGB[0], aRGB[1], aRGB[2]);
 140   return anAIS;
 141 }
 142
 143 void SketchPlugin_ConstraintRadius::move(double theDeltaX, double theDeltaY)
 144 {
 145   std::shared_ptr<ModelAPI_Data> aData = data();
 146   if (!aData->isValid())
 147     return;
 148
 149   std::shared_ptr<ModelAPI_AttributeRefAttr> aRef = std::dynamic_pointer_cast<
 150       ModelAPI_AttributeRefAttr>(data()->attribute(SketchPlugin_Constraint::ENTITY_A()));
 151   FeaturePtr aFeature = ModelAPI_Feature::feature(aRef->object());
 152   if (!aFeature)
 153     return;
 154   std::string aCenterAttrName;
 155   if (aFeature->getKind() == SketchPlugin_Circle::ID())
 156     aCenterAttrName = SketchPlugin_Circle::CENTER_ID();
 157   else if (aFeature->getKind() == SketchPlugin_Arc::ID())
 158     aCenterAttrName = SketchPlugin_Arc::CENTER_ID();
 159   std::shared_ptr<GeomDataAPI_Point2D> aCenterAttr = std::dynamic_pointer_cast<
 160       GeomDataAPI_Point2D>(aFeature->data()->attribute(aCenterAttrName));
 161   std::shared_ptr<GeomAPI_Pnt2d> aCenter = aCenterAttr->pnt();
 162
 163   // The specified delta applied on the circle curve,
 164   // so it will be scaled due to distance between flyout and center points
 165   std::shared_ptr<GeomDataAPI_Point2D> aFlyoutAttr = std::dynamic_pointer_cast<
 166       GeomDataAPI_Point2D>(aData->attribute(SketchPlugin_Constraint::FLYOUT_VALUE_PNT()));
 167   std::shared_ptr<GeomAPI_Pnt2d> aFlyout = aFlyoutAttr->pnt();
 168
 169   std::shared_ptr<ModelAPI_AttributeDouble> aRadius = std::dynamic_pointer_cast<
 170       ModelAPI_AttributeDouble>(aData->attribute(SketchPlugin_Constraint::VALUE()));
 171   double aScale = aFlyout->distance(aCenter) / aRadius->value();
 172
 173   std::shared_ptr<GeomAPI_Circ2d> aCircle(new GeomAPI_Circ2d(aCenter, aFlyout));
 174   aFlyout->setX(aFlyout->x() + aScale * theDeltaX);
 175   aFlyout->setY(aFlyout->y() + aScale * theDeltaY);
 176   aFlyout = aCircle->project(aFlyout);
 177
 178   aFlyoutAttr->setValue(aFlyout->x(), aFlyout->y());
 179 }