Merge branch 'master' of newgeom:newgeom

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

diff --git a/src/SketchPlugin/SketchPlugin_ConstraintLength.cpp b/src/SketchPlugin/SketchPlugin_ConstraintLength.cpp
index 76563c003cb6d1f1869210c0633ea8b76c3d18b5..6e48926c662b7f26eeedfd4cedab1b415ce5d7b6 100644 (file)
--- a/src/SketchPlugin/SketchPlugin_ConstraintLength.cpp
+++ b/src/SketchPlugin/SketchPlugin_ConstraintLength.cpp
@@ -3,12 +3,19 @@
 // Author:  Artem ZHIDKOV
 
 #include "SketchPlugin_ConstraintLength.h"
+#include <SketchPlugin_Line.h>
 
 #include <GeomDataAPI_Point2D.h>
 
 #include <ModelAPI_AttributeDouble.h>
 #include <ModelAPI_Data.h>
 
+#include <GeomDataAPI_Point2D.h>
+
+#include <AIS_LengthDimension.hxx>
+#include <gp_Pnt.hxx>
+#include <gp_Pln.hxx>
+
 SketchPlugin_ConstraintLength::SketchPlugin_ConstraintLength()
 {
 }
@@ -25,10 +32,82 @@ void SketchPlugin_ConstraintLength::execute()
 {
 }
 
-const boost::shared_ptr<GeomAPI_Shape>&  SketchPlugin_ConstraintLength::preview()
+Handle(AIS_InteractiveObject) SketchPlugin_ConstraintLength::getAISShape(
+  Handle_AIS_InteractiveObject thePrevious)
 {
-  /// \todo Preview for distance constraint
-  return getPreview();
+  if (!sketch())
+    return thePrevious;
+
+  boost::shared_ptr<GeomAPI_Pln> aPlane = sketch()->plane();
+
+  boost::shared_ptr<ModelAPI_AttributeRefAttr> anAttr = 
+    boost::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(data()->attribute(CONSTRAINT_ATTR_ENTITY_A));
+  if (!anAttr)
+    return thePrevious;
+  FeaturePtr aFeature = anAttr->feature();
+  if (!aFeature || aFeature->getKind() != SKETCH_LINE_KIND)
+    return thePrevious;
+
+  boost::shared_ptr<ModelAPI_AttributeDouble> aFlyoutAttr = 
+    boost::dynamic_pointer_cast<ModelAPI_AttributeDouble>(data()->attribute(CONSTRAINT_ATTR_FLYOUT_VALUE));
+  double aFlyout = aFlyoutAttr->value();
+
+  boost::shared_ptr<ModelAPI_AttributeDouble> aValueAttr = 
+    boost::dynamic_pointer_cast<ModelAPI_AttributeDouble>(data()->attribute(CONSTRAINT_ATTR_VALUE));
+  double aValue = aValueAttr->value();
+
+  boost::shared_ptr<ModelAPI_Data> aData = aFeature->data();
+  if (!aData->isValid())
+    return thePrevious;
+
+  boost::shared_ptr<GeomDataAPI_Point2D> aPointStart =
+        boost::dynamic_pointer_cast<GeomDataAPI_Point2D>(aData->attribute(LINE_ATTR_START));
+  boost::shared_ptr<GeomDataAPI_Point2D> aPointEnd =
+        boost::dynamic_pointer_cast<GeomDataAPI_Point2D>(aData->attribute(LINE_ATTR_END));
+
+  //Build dimension here
+  boost::shared_ptr<GeomAPI_Pnt> aPoint1 = sketch()->to3D(aPointStart->x(), aPointStart->y());
+  boost::shared_ptr<GeomAPI_Pnt> aPoint2 = sketch()->to3D(aPointEnd->x(),   aPointEnd->y());
+  if (aFlyout < 0)
+    aPoint1.swap(aPoint2);
+
+  Handle(AIS_InteractiveObject) anAIS = thePrevious;
+  if (anAIS.IsNull())
+  {
+    Handle(AIS_LengthDimension) aDimAIS = 
+      new AIS_LengthDimension(aPoint1->impl<gp_Pnt>(), aPoint2->impl<gp_Pnt>(), aPlane->impl<gp_Pln>());
+    aDimAIS->SetCustomValue(aValue);
+
+    Handle(Prs3d_DimensionAspect) anAspect = new Prs3d_DimensionAspect();
+    anAspect->MakeArrows3d (Standard_False);
+    anAspect->MakeText3d(false/*is text 3d*/);
+    anAspect->TextAspect()->SetHeight(CONSTRAINT_TEXT_HEIGHT);
+    anAspect->MakeTextShaded(false/*is test shaded*/);
+    aDimAIS->DimensionAspect()->MakeUnitsDisplayed(false/*is units displayed*/);
+    /*if (isUnitsDisplayed)
+    {
+      aDimAIS->SetDisplayUnits (aDimDlg->GetUnits ());
+    }*/
+    aDimAIS->SetDimensionAspect (anAspect);
+    aDimAIS->SetFlyout(aFlyout);
+    aDimAIS->SetSelToleranceForText2d(CONSTRAINT_TEXT_SELECTION_TOLERANCE);
+
+    anAIS = aDimAIS;
+  }
+  else
+  {
+    // update presentation
+    Handle(AIS_LengthDimension) aDimAIS = Handle(AIS_LengthDimension)::DownCast(anAIS);
+    if (!aDimAIS.IsNull()) 
+    {
+      aDimAIS->SetMeasuredGeometry(aPoint1->impl<gp_Pnt>(), aPoint2->impl<gp_Pnt>(), aPlane->impl<gp_Pln>());
+      aDimAIS->SetCustomValue(aValue);
+      aDimAIS->SetFlyout(aFlyout);
+
+      aDimAIS->Redisplay(Standard_True);
+    }
+  }
+  return anAIS;
 }
 
 void SketchPlugin_ConstraintLength::move(double theDeltaX, double theDeltaY)