Improve updating "Multi" constraints

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

diff --git a/src/SketcherPrs/SketcherPrs_Tangent.cpp b/src/SketcherPrs/SketcherPrs_Tangent.cpp
index 88dcd35c3fd45b27b56196ccb1e4f7ad9daef8a6..7704d95cffa51766b87b7326797ded96457b92a4 100644 (file)
--- a/src/SketcherPrs/SketcherPrs_Tangent.cpp
+++ b/src/SketcherPrs/SketcherPrs_Tangent.cpp
@@ -18,53 +18,59 @@
 #include <StdPrs_DeflectionCurve.hxx>
 
 
-IMPLEMENT_STANDARD_HANDLE(SketcherPrs_Tangent, SketcherPrs_SymbolPrs);
 IMPLEMENT_STANDARD_RTTIEXT(SketcherPrs_Tangent, SketcherPrs_SymbolPrs);
 
 static Handle(Image_AlienPixMap) MyPixMap;
 
-SketcherPrs_Tangent::SketcherPrs_Tangent(SketchPlugin_Constraint* theConstraint, 
-                                           const std::shared_ptr<GeomAPI_Ax3>& thePlane) 
+SketcherPrs_Tangent::SketcherPrs_Tangent(ModelAPI_Feature* theConstraint,
+                                           const std::shared_ptr<GeomAPI_Ax3>& thePlane)
  : SketcherPrs_SymbolPrs(theConstraint, thePlane)
 {
-  myPntArray = new Graphic3d_ArrayOfPoints(2);
-  myPntArray->AddVertex(0., 0., 0.);
-  myPntArray->AddVertex(0., 0., 0.);
-}  
-
-void SketcherPrs_Tangent::Compute(const Handle(PrsMgr_PresentationManager3d)& thePresentationManager,
-                                   const Handle(Prs3d_Presentation)& thePresentation, 
-                                   const Standard_Integer theMode)
+}
+
+bool SketcherPrs_Tangent::IsReadyToDisplay(ModelAPI_Feature* theConstraint,
+                                           const std::shared_ptr<GeomAPI_Ax3>&/* thePlane*/)
 {
-  prepareAspect();
+  bool aReadyToDisplay = false;
 
-  ObjectPtr aObj1 = SketcherPrs_Tools::getResult(myConstraint, SketchPlugin_Constraint::ENTITY_A());
-  ObjectPtr aObj2 = SketcherPrs_Tools::getResult(myConstraint, SketchPlugin_Constraint::ENTITY_B());
+  ObjectPtr aObj1 =
+    SketcherPrs_Tools::getResult(theConstraint, SketchPlugin_Constraint::ENTITY_A());
+  ObjectPtr aObj2 =
+    SketcherPrs_Tools::getResult(theConstraint, SketchPlugin_Constraint::ENTITY_B());
 
-  std::shared_ptr<GeomAPI_Shape> aLine1 = SketcherPrs_Tools::getShape(aObj1);
-  if (aLine1.get() == NULL)
-    return;
+  aReadyToDisplay = SketcherPrs_Tools::getShape(aObj1).get() != NULL &&
+                    SketcherPrs_Tools::getShape(aObj2).get() != NULL;
 
-  std::shared_ptr<GeomAPI_Shape> aLine2 = SketcherPrs_Tools::getShape(aObj2);
-  if (aLine2.get() == NULL)
-    return;
-  
+  return aReadyToDisplay;
+}
+
+bool SketcherPrs_Tangent::updateIfReadyToDisplay(double theStep, bool withColor) const
+{
+  if (!IsReadyToDisplay(myConstraint, myPlane))
+    return false;
+
+  ObjectPtr aObj1 =
+    SketcherPrs_Tools::getResult(myConstraint, SketchPlugin_Constraint::ENTITY_A());
+  ObjectPtr aObj2 =
+    SketcherPrs_Tools::getResult(myConstraint, SketchPlugin_Constraint::ENTITY_B());
+
+  // Compute points coordinates
   SketcherPrs_PositionMgr* aMgr = SketcherPrs_PositionMgr::get();
-  gp_Pnt aP1 = aMgr->getPosition(aObj1, this);
-  gp_Pnt aP2 = aMgr->getPosition(aObj2, this);
-
-  Handle(Graphic3d_Group) aGroup = Prs3d_Root::CurrentGroup(thePresentation);
-  aGroup->SetPrimitivesAspect(myAspect);
-  myPntArray->SetVertice(1, aP1);
-  myPntArray->SetVertice(2, aP2);
-  aGroup->AddPrimitiveArray(myPntArray);
+  gp_Pnt aP1 = aMgr->getPosition(aObj1, this, theStep);
+  gp_Pnt aP2 = aMgr->getPosition(aObj2, this, theStep);
+  myPntArray = new Graphic3d_ArrayOfPoints(2, withColor);
+  myPntArray->AddVertex(aP1);
+  myPntArray->AddVertex(aP2);
+  return true;
 }
 
-void SketcherPrs_Tangent::drawLines(const Handle(Prs3d_Presentation)& thePrs, Quantity_Color theColor) const
+void SketcherPrs_Tangent::drawLines(const Handle(Prs3d_Presentation)& thePrs,
+                                    Quantity_Color theColor) const
 {
   Handle(Graphic3d_Group) aGroup = Prs3d_Root::NewGroup(thePrs);
 
-  Handle(Graphic3d_AspectLine3d) aLineAspect = new Graphic3d_AspectLine3d(theColor, Aspect_TOL_SOLID, 2);
+  Handle(Graphic3d_AspectLine3d) aLineAspect =
+    new Graphic3d_AspectLine3d(theColor, Aspect_TOL_SOLID, 2);
   aGroup->SetPrimitivesAspect(aLineAspect);
 
   ObjectPtr aObj1 = SketcherPrs_Tools::getResult(myConstraint, SketchPlugin_Constraint::ENTITY_A());
@@ -75,23 +81,7 @@ void SketcherPrs_Tangent::drawLines(const Handle(Prs3d_Presentation)& thePrs, Qu
 
   if ((aShape1.get() == NULL) || (aShape2.get() == NULL))
     return;
-
-  std::shared_ptr<GeomAPI_Curve> aCurve1 = std::shared_ptr<GeomAPI_Curve>(new GeomAPI_Curve(aShape1));
-  std::shared_ptr<GeomAPI_Curve> aCurve2 = std::shared_ptr<GeomAPI_Curve>(new GeomAPI_Curve(aShape2));
-  if (aCurve1->isCircle() && aCurve2->isLine()) {
-    addLine(aGroup, SketchPlugin_Constraint::ENTITY_B());
-    GeomAdaptor_Curve aAdaptor(aCurve1->impl<Handle(Geom_Curve)>(), aCurve1->startParam(), aCurve1->endParam());
-    StdPrs_DeflectionCurve::Add(thePrs,aAdaptor,myDrawer);
-  } else if (aCurve1->isLine() && aCurve2->isCircle()) {
-    addLine(aGroup, SketchPlugin_Constraint::ENTITY_A());
-    GeomAdaptor_Curve aAdaptor(aCurve2->impl<Handle(Geom_Curve)>(), aCurve2->startParam(), aCurve2->endParam());
-    StdPrs_DeflectionCurve::Add(thePrs,aAdaptor,myDrawer);
-  } else {
-    // Both curves are arcs
-    GeomAdaptor_Curve aAdaptor1(aCurve1->impl<Handle(Geom_Curve)>(), aCurve1->startParam(), aCurve1->endParam());
-    StdPrs_DeflectionCurve::Add(thePrs, aAdaptor1, myDrawer);
-    GeomAdaptor_Curve aAdaptor2(aCurve2->impl<Handle(Geom_Curve)>(), aCurve2->startParam(), aCurve2->endParam());
-    StdPrs_DeflectionCurve::Add(thePrs, aAdaptor2, myDrawer);
-  }
+  drawShape(aShape1, thePrs);
+  drawShape(aShape2, thePrs);
 }