Simplified calculation of fly out distance and creation of constraints limited only...

[modules/shaper.git] / src / SketcherPrs / SketcherPrs_LengthDimension.cpp

diff --git a/src/SketcherPrs/SketcherPrs_LengthDimension.cpp b/src/SketcherPrs/SketcherPrs_LengthDimension.cpp
index 17c316afc3a414b606b02a66dc792276ac62f74b..347d8b12cd50e044fa905990b8f92a795f0af835 100644 (file)
--- a/src/SketcherPrs/SketcherPrs_LengthDimension.cpp
+++ b/src/SketcherPrs/SketcherPrs_LengthDimension.cpp
@@ -40,10 +40,10 @@ myConstraint(theConstraint), myPlane(thePlane)
   myAspect->MakeText3d(false);
   myAspect->MakeTextShaded(false);
   myAspect->MakeUnitsDisplayed(false);
-  myAspect->TextAspect()->SetHeight(MyTextHeight);
+  myAspect->TextAspect()->SetHeight(SketcherPrs_Tools::getDefaultTextHeight());
   myAspect->ArrowAspect()->SetLength(SketcherPrs_Tools::getArrowSize());
 
-  SetSelToleranceForText2d(MyTextHeight);
+  SetSelToleranceForText2d(SketcherPrs_Tools::getTextHeight());
   SetDimensionAspect(myAspect);
 }
 
@@ -55,41 +55,15 @@ void SketcherPrs_LengthDimension::Compute(const Handle(PrsMgr_PresentationManage
   gp_Pnt aPnt1, aPnt2;
   if (!getPoints(aPnt1, aPnt2))
     return;
-  DataPtr aData = myConstraint->data();
-
-  AttributePtr aFlyOutAttribute = aData->attribute(SketchPlugin_Constraint::FLYOUT_VALUE_PNT());
-  if (!aFlyOutAttribute->isInitialized()) {
-    return; // not possible to show length because points are not defined
-  }
-  std::shared_ptr<GeomDataAPI_Point2D> aFlyOutAttr = 
-    std::dynamic_pointer_cast<GeomDataAPI_Point2D>(aFlyOutAttribute);
-  std::shared_ptr<GeomAPI_Pnt> aFlyoutPnt = myPlane->to3D(aFlyOutAttr->x(), aFlyOutAttr->y());
-  gp_Pnt aFlyPnt = aFlyoutPnt->impl<gp_Pnt>();
-
-  double aDistance = aPnt1.Distance(aPnt2);
-
-  double aFlyout = 0;
-  double aDist = 0.0;
-  if (aDistance < Precision::Confusion())
-    aDist = aPnt1.Distance(aFlyPnt);
-  else {
-    gp_Lin aLine(aPnt1, gp_Vec(aPnt1, aPnt2));
-    aDist = aLine.Distance(aFlyPnt);
-  }
-
-  gp_XYZ aLineDir = aPnt2.XYZ().Subtracted(aPnt1.XYZ());
-  gp_XYZ aFOutDir = aFlyPnt.XYZ().Subtracted(aPnt1.XYZ());
-  gp_XYZ aNorm = myPlane->norm()->xyz()->impl<gp_XYZ>();
-  if (aLineDir.Crossed(aFOutDir).Dot(aNorm) < 0)
-    aDist = -aDist;
-  aFlyout = aDist;
+  myAspect->SetExtensionSize(myAspect->ArrowAspect()->Length());
+  myAspect->SetArrowTailSize(myAspect->ArrowAspect()->Length());
 
-  SetFlyout(aFlyout);
+  SetFlyout(SketcherPrs_Tools::getFlyoutDistance(myConstraint));
   SetMeasuredGeometry(aPnt1, aPnt2, myPlane->impl<gp_Ax3>());
   AIS_LengthDimension::Compute(thePresentationManager, thePresentation, theMode);
 }
 
-bool SketcherPrs_LengthDimension::getPoints(gp_Pnt& thePnt1, gp_Pnt& thePnt2) const
+bool SketcherPrs_LengthDimension::getPoints(gp_Pnt& thePnt1, gp_Pnt& thePnt2)
 {
   DataPtr aData = myConstraint->data();
   if (myConstraint->getKind() == SketchPlugin_ConstraintLength::ID()) {
@@ -116,9 +90,9 @@ bool SketcherPrs_LengthDimension::getPoints(gp_Pnt& thePnt1, gp_Pnt& thePnt2) co
 
   } else if (myConstraint->getKind() == SketchPlugin_ConstraintDistance::ID()) {
     std::shared_ptr<GeomDataAPI_Point2D> aPoint_A = SketcherPrs_Tools::getFeaturePoint(
-        aData, SketchPlugin_Constraint::ENTITY_A());
+        aData, SketchPlugin_Constraint::ENTITY_A(), myPlane);
     std::shared_ptr<GeomDataAPI_Point2D> aPoint_B = SketcherPrs_Tools::getFeaturePoint(
-        aData, SketchPlugin_Constraint::ENTITY_B());
+        aData, SketchPlugin_Constraint::ENTITY_B(), myPlane);
 
     std::shared_ptr<GeomAPI_Pnt2d> aPnt_A;
     std::shared_ptr<GeomAPI_Pnt2d> aPnt_B;
@@ -159,6 +133,9 @@ void SketcherPrs_LengthDimension::ComputeSelection(const Handle(SelectMgr_Select
 {
   Standard_Integer aMode;
   switch (theMode) {
+  case 0: // we should use selection of all objects
+    aMode = 0;
+    break;
   case SketcherPrs_Tools::Sel_Dimension_All:
     aMode = 0;
     break;
@@ -168,8 +145,12 @@ void SketcherPrs_LengthDimension::ComputeSelection(const Handle(SelectMgr_Select
   case SketcherPrs_Tools::Sel_Dimension_Text:
     aMode = 2;
     break;
-  default:
-    aMode = theMode;
+  default: {
+    // there are own selection modes, so the others should be ignored
+    // otherwise, the text selection appears in the viewer
+    return;
+  }
   }
+  SetSelToleranceForText2d(SketcherPrs_Tools::getTextHeight());
   AIS_LengthDimension::ComputeSelection(aSelection, aMode);
 }