const std::shared_ptr<GeomAPI_Ax3>& thePlane)
: SketcherPrs_SymbolPrs(theConstraint, thePlane)
{
+ // Create default array
myPntArray = new Graphic3d_ArrayOfPoints(2);
myPntArray->AddVertex(0., 0., 0.);
myPntArray->AddVertex(0., 0., 0.);
}
+bool SketcherPrs_Parallel::IsReadyToDisplay(ModelAPI_Feature* theConstraint,
+ const std::shared_ptr<GeomAPI_Ax3>&/* thePlane*/)
+{
+ bool aReadyToDisplay = false;
+
+ ObjectPtr aObj1 = SketcherPrs_Tools::getResult(theConstraint, SketchPlugin_Constraint::ENTITY_A());
+ ObjectPtr aObj2 = SketcherPrs_Tools::getResult(theConstraint, SketchPlugin_Constraint::ENTITY_B());
+
+ aReadyToDisplay = SketcherPrs_Tools::getShape(aObj1).get() != NULL &&
+ SketcherPrs_Tools::getShape(aObj2).get() != NULL;
+ return aReadyToDisplay;
+}
bool SketcherPrs_Parallel::updatePoints(double theStep) 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());
- if (SketcherPrs_Tools::getShape(aObj1).get() == NULL)
- return false;
- if (SketcherPrs_Tools::getShape(aObj2).get() == NULL)
- return false;
+ // Compute position of symbols
SketcherPrs_PositionMgr* aMgr = SketcherPrs_PositionMgr::get();
gp_Pnt aP1 = aMgr->getPosition(aObj1, this, theStep);
gp_Pnt aP2 = aMgr->getPosition(aObj2, this, theStep);
Handle(Graphic3d_AspectLine3d) aLineAspect = new Graphic3d_AspectLine3d(theColor, Aspect_TOL_SOLID, 2);
aGroup->SetPrimitivesAspect(aLineAspect);
+ // Draw constrained lines
addLine(aGroup, SketchPlugin_Constraint::ENTITY_A());
addLine(aGroup, SketchPlugin_Constraint::ENTITY_B());
}