X-Git-Url: http://git.salome-platform.org/gitweb/?a=blobdiff_plain;f=src%2FSketchPlugin%2FSketchPlugin_ConstraintLength.cpp;h=dac5f926b3824aa66eefcaf3f7237fe8d296f549;hb=47d69c6e766821c1296c5147a6248ae49020c7dd;hp=7218a5341a6cafca97d0d5359bb0609bff2207d0;hpb=8ef37902d880bc2e74f2ae46880aaee1b4c19307;p=modules%2Fshaper.git

diff --git a/src/SketchPlugin/SketchPlugin_ConstraintLength.cpp b/src/SketchPlugin/SketchPlugin_ConstraintLength.cpp
index 7218a5341..dac5f926b 100644
--- a/src/SketchPlugin/SketchPlugin_ConstraintLength.cpp
+++ b/src/SketchPlugin/SketchPlugin_ConstraintLength.cpp
@@ -3,12 +3,22 @@
 // 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 <GeomAPI_Lin2d.h>
+#include <GeomAPI_Pnt2d.h>
+
+#include <AIS_LengthDimension.hxx>
+#include <gp_Pnt.hxx>
+#include <gp_Pln.hxx>
+
 SketchPlugin_ConstraintLength::SketchPlugin_ConstraintLength()
 {
 }
@@ -16,18 +26,136 @@ SketchPlugin_ConstraintLength::SketchPlugin_ConstraintLength()
 void SketchPlugin_ConstraintLength::initAttributes()
 {
   data()->addAttribute(CONSTRAINT_ATTR_VALUE,    ModelAPI_AttributeDouble::type());
-  data()->addAttribute(CONSTRAINT_ATTR_FLYOUT_VALUE, ModelAPI_AttributeDouble::type());
   data()->addAttribute(CONSTRAINT_ATTR_FLYOUT_VALUE_PNT, GeomDataAPI_Point2D::type());
   data()->addAttribute(CONSTRAINT_ATTR_ENTITY_A, ModelAPI_AttributeRefAttr::type());
 }
 
 void SketchPlugin_ConstraintLength::execute()
 {
+  if (data()->attribute(CONSTRAINT_ATTR_ENTITY_A)->isInitialized() &&
+      !data()->attribute(CONSTRAINT_ATTR_VALUE)->isInitialized()) {
+
+    boost::shared_ptr<ModelAPI_AttributeRefAttr> aRef =
+      boost::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(data()->attribute(CONSTRAINT_ATTR_ENTITY_A));
+    FeaturePtr aFeature = aRef->feature();
+    if (aFeature) {
+      // set length value
+      boost::shared_ptr<GeomDataAPI_Point2D> aPoint1 =
+        boost::dynamic_pointer_cast<GeomDataAPI_Point2D>(aFeature->data()->attribute(LINE_ATTR_START));
+      boost::shared_ptr<GeomDataAPI_Point2D> aPoint2 =
+        boost::dynamic_pointer_cast<GeomDataAPI_Point2D>(aFeature->data()->attribute(LINE_ATTR_END));
+
+      double aLenght = aPoint1->pnt()->distance(aPoint2->pnt());
+
+      boost::shared_ptr<ModelAPI_AttributeDouble> aValueAttr = 
+        boost::dynamic_pointer_cast<ModelAPI_AttributeDouble>(data()->attribute(CONSTRAINT_ATTR_VALUE));
+      aValueAttr->setValue(aLenght);
+    }
+  }
 }
 
-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;
+
+  // fly out calculation
+  boost::shared_ptr<GeomDataAPI_Point2D> aFlyOutAttr = 
+    boost::dynamic_pointer_cast<GeomDataAPI_Point2D>(data()->attribute(CONSTRAINT_ATTR_FLYOUT_VALUE_PNT));
+  double aFlyout = 0;
+  if (aFlyOutAttr->isInitialized()) {
+    boost::shared_ptr<GeomAPI_Pnt2d> aFlyOutPnt = aFlyOutAttr->pnt();
+
+    boost::shared_ptr<GeomDataAPI_Point2D> aStartPoint =
+      boost::dynamic_pointer_cast<GeomDataAPI_Point2D>(aFeature->data()->attribute(LINE_ATTR_START));
+    boost::shared_ptr<GeomDataAPI_Point2D> anEndPoint =
+       boost::dynamic_pointer_cast<GeomDataAPI_Point2D>(aFeature->data()->attribute(LINE_ATTR_END));
+
+    boost::shared_ptr<GeomAPI_Lin2d> aFeatureLin = boost::shared_ptr<GeomAPI_Lin2d>
+                                               (new GeomAPI_Lin2d(aStartPoint->x(), aStartPoint->y(),
+                                                                  anEndPoint->x(), anEndPoint->y()));
+    boost::shared_ptr<GeomAPI_Pnt2d> aProjectedPoint = aFeatureLin->project(aFlyOutPnt);
+    double aDistance = aFlyOutPnt->distance(aProjectedPoint);
+    if (!aFeatureLin->isRight(aFlyOutPnt))
+      aDistance = -aDistance;
+    aFlyout = aDistance;
+  }
+  // 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());
+
+  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)
+{
+  boost::shared_ptr<ModelAPI_Data> aData = data();
+  if (!aData->isValid())
+    return;
+
+  boost::shared_ptr<GeomDataAPI_Point2D> aPoint1 =
+        boost::dynamic_pointer_cast<GeomDataAPI_Point2D>(aData->attribute(CONSTRAINT_ATTR_FLYOUT_VALUE_PNT));
+  aPoint1->setValue(aPoint1->x() + theDeltaX, aPoint1->y() + theDeltaY);
 }