Move generation of AIS presentation into SketchPlugin

[modules/shaper.git] / src / SketchPlugin / SketchPlugin_ConstraintRadius.cpp

diff --git a/src/SketchPlugin/SketchPlugin_ConstraintRadius.cpp b/src/SketchPlugin/SketchPlugin_ConstraintRadius.cpp
index f467923854add12550a488f6278afeb97e3e7a25..a57df918bd87de76a418d15b5c78b1b9613cfca2 100644 (file)
--- a/src/SketchPlugin/SketchPlugin_ConstraintRadius.cpp
+++ b/src/SketchPlugin/SketchPlugin_ConstraintRadius.cpp
@@ -4,12 +4,20 @@
 
 #include "SketchPlugin_ConstraintRadius.h"
 
+#include <SketchPlugin_Arc.h>
+#include <SketchPlugin_Circle.h>
+#include <SketchPlugin_Point.h>
+
 #include <ModelAPI_AttributeDouble.h>
 #include <ModelAPI_Data.h>
+
+#include <GeomAPI_Pnt2d.h>
+#include <GeomAPI_Circ.h>
 #include <GeomDataAPI_Point2D.h>
-#include <SketchPlugin_Point.h>
+#include <GeomDataAPI_Dir.h>
 
 #include <AIS_InteractiveObject.hxx>
+#include <AIS_RadiusDimension.hxx>
 
 SketchPlugin_ConstraintRadius::SketchPlugin_ConstraintRadius()
 {
@@ -31,7 +39,83 @@ void SketchPlugin_ConstraintRadius::execute()
 Handle(AIS_InteractiveObject) SketchPlugin_ConstraintRadius::getAISShape(
   Handle_AIS_InteractiveObject thePrevious)
 {
-  /// \todo Preview for diameter constraint
-  return thePrevious;
+  Handle(AIS_InteractiveObject) anAIS = thePrevious;
+  if (!sketch())
+    return anAIS;
+
+  boost::shared_ptr<ModelAPI_Data> aData = data();
+  boost::shared_ptr<ModelAPI_AttributeRefAttr> anAttr = 
+    boost::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(aData->attribute(CONSTRAINT_ATTR_ENTITY_A));
+  if (!anAttr)
+    return anAIS;
+  FeaturePtr aFeature = anAttr->feature();
+  std::string aKind = aFeature ? aFeature->getKind() : "";
+  if (aKind != SKETCH_CIRCLE_KIND && aKind != SKETCH_ARC_KIND)
+    return anAIS;
+
+  boost::shared_ptr<ModelAPI_AttributeDouble> aValueAttr = 
+          boost::dynamic_pointer_cast<ModelAPI_AttributeDouble>(aData->attribute(CONSTRAINT_ATTR_VALUE));
+  double aValue = aValueAttr->value();
+
+  // an anchor point
+  boost::shared_ptr<GeomDataAPI_Point2D> aAnchorAttr = 
+    boost::dynamic_pointer_cast<GeomDataAPI_Point2D>(aData->attribute(SKETCH_CONSTRAINT_ATTR_CIRCLE_POINT));
+  boost::shared_ptr<GeomAPI_Pnt2d> anAnchor2D = aAnchorAttr->pnt();
+  boost::shared_ptr<GeomAPI_Pnt> anAnchor = sketch()->to3D(anAnchor2D->x(), anAnchor2D->y());
+
+  aData = aFeature->data();
+  boost::shared_ptr<GeomDataAPI_Point2D> aCenterAttr;
+  double aRadius;
+  if (aKind == SKETCH_CIRCLE_KIND) {
+    aCenterAttr = boost::dynamic_pointer_cast<GeomDataAPI_Point2D>(aData->attribute(CIRCLE_ATTR_CENTER));
+    AttributeDoublePtr aCircRadius = 
+      boost::dynamic_pointer_cast<ModelAPI_AttributeDouble>(aData->attribute(CIRCLE_ATTR_RADIUS));
+    aRadius = aCircRadius->value();
+  }
+  else if (aKind == SKETCH_ARC_KIND) {
+    aCenterAttr = boost::dynamic_pointer_cast<GeomDataAPI_Point2D>(aData->attribute(ARC_ATTR_CENTER));
+    boost::shared_ptr<GeomDataAPI_Point2D> aStartAttr = 
+      boost::dynamic_pointer_cast<GeomDataAPI_Point2D>(aData->attribute(ARC_ATTR_START));
+    aRadius = aCenterAttr->pnt()->distance(aStartAttr->pnt());
+  }
+
+  // a circle
+  boost::shared_ptr<GeomAPI_Pnt> aCenter = sketch()->to3D(aCenterAttr->x(), aCenterAttr->y());
+
+  boost::shared_ptr<GeomDataAPI_Dir> aNDir = 
+    boost::dynamic_pointer_cast<GeomDataAPI_Dir>(sketch()->data()->attribute(SKETCH_ATTR_NORM));
+  boost::shared_ptr<GeomAPI_Dir> aNormal = aNDir->dir();
+
+  boost::shared_ptr<GeomAPI_Circ> aCircle(new GeomAPI_Circ(aCenter, aNormal, aRadius));
+
+  if (anAIS.IsNull())
+  {
+    Handle(AIS_RadiusDimension) aDimAIS = 
+      new AIS_RadiusDimension(aCircle->impl<gp_Circ>(), anAnchor->impl<gp_Pnt>());
+    aDimAIS->SetCustomValue(aValue);
+
+    Handle(Prs3d_DimensionAspect) anAspect = new Prs3d_DimensionAspect();
+    anAspect->MakeArrows3d (Standard_False);
+    anAspect->MakeText3d(false);
+    anAspect->TextAspect()->SetHeight(CONSTRAINT_TEXT_HEIGHT);
+    anAspect->MakeTextShaded(false);
+    aDimAIS->DimensionAspect()->MakeUnitsDisplayed(false);
+    aDimAIS->SetDimensionAspect (anAspect);
+    aDimAIS->SetSelToleranceForText2d(CONSTRAINT_TEXT_SELECTION_TOLERANCE);
+
+    anAIS = aDimAIS;
+  }
+  else
+  {
+    // update presentation
+    Handle(AIS_RadiusDimension) aDimAIS = Handle(AIS_RadiusDimension)::DownCast(anAIS);
+    if (!aDimAIS.IsNull())
+    {
+      aDimAIS->SetMeasuredGeometry(aCircle->impl<gp_Circ>(), anAnchor->impl<gp_Pnt>());
+      aDimAIS->SetCustomValue(aValue);
+      aDimAIS->Redisplay(Standard_True);
+    }
+  }
+  return anAIS;
 }