#include <GeomAPI_XYZ.h>
#include <ModelAPI_AttributeDouble.h>
+#include <gp_Circ.hxx>
+
static const gp_Circ MyDefCirc(gp_Ax2(gp_Pnt(0,0,0), gp_Dir(0,0,1)), 1);
IMPLEMENT_STANDARD_HANDLE(SketcherPrs_Radius, AIS_RadiusDimension);
IMPLEMENT_STANDARD_RTTIEXT(SketcherPrs_Radius, AIS_RadiusDimension);
+static const Standard_ExtCharacter MyEmptySymbol(' ');
+static const Standard_ExtCharacter MySummSymbol(0x03A3);
+
SketcherPrs_Radius::SketcherPrs_Radius(ModelAPI_Feature* theConstraint,
const std::shared_ptr<GeomAPI_Ax3>& thePlane)
: AIS_RadiusDimension(MyDefCirc), myConstraint(theConstraint), myPlane(thePlane)
{
+ // Set default values of the presentation
myAspect = new Prs3d_DimensionAspect();
myAspect->MakeArrows3d(false);
myAspect->MakeText3d(false);
SetSelToleranceForText2d(SketcherPrs_Tools::getDefaultTextHeight());
}
-
void SketcherPrs_Radius::Compute(const Handle(PrsMgr_PresentationManager3d)& thePresentationManager,
const Handle(Prs3d_Presentation)& thePresentation,
const Standard_Integer theMode)
if (!aFlyoutAttr->isInitialized())
return; // can not create a good presentation
- std::shared_ptr<GeomAPI_Pnt> aFlyoutPnt = myPlane->to3D(aFlyoutAttr->x(), aFlyoutAttr->y());
-
// Get circle
std::shared_ptr<ModelAPI_AttributeRefAttr> anAttr =
std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>
std::shared_ptr<ModelAPI_Feature> aCyrcFeature = ModelAPI_Feature::feature(anAttr->object());
double aRadius = 1;
std::shared_ptr<GeomDataAPI_Point2D> aCenterAttr;
+ // it is possible that circle result becomes zero, in this case the presentation should disappear
+ // for example, it happens when circle radius is set to zero
+ if (!aCyrcFeature)
+ return;
if (aCyrcFeature->getKind() == SketchPlugin_Circle::ID()) { // circle
aCenterAttr = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
aCyrcFeature->data()->attribute(SketchPlugin_Circle::CENTER_ID()));
aRadius = aCenterAttr->pnt()->distance(aStartAttr->pnt());
}
std::shared_ptr<GeomAPI_Pnt> aCenter = myPlane->to3D(aCenterAttr->x(), aCenterAttr->y());
- std::shared_ptr<GeomAPI_Dir> aNormal = myPlane->norm();
+ std::shared_ptr<GeomAPI_Dir> aNormal = myPlane->normal();
GeomAPI_Circ aCircle(aCenter, aNormal, aRadius);
std::shared_ptr<GeomAPI_Pnt> anAnchor = SketcherPrs_Tools::getAnchorPoint(myConstraint, myPlane);
- //std::shared_ptr<GeomAPI_Pnt> anAnchor = aCircle.project(aFlyoutPnt);
- //std::shared_ptr<GeomAPI_XYZ> anAnchorXYZ = anAnchor->xyz();
- //anAnchorXYZ = anAnchorXYZ->decreased(aCenter->xyz());
- //std::shared_ptr<GeomAPI_Dir> aDeltaDir(new GeomAPI_Dir(anAnchorXYZ));
- //const double aDelta = 1e-3;
- //anAnchor->setX(anAnchor->x() + aDelta * aDeltaDir->x());
- //anAnchor->setY(anAnchor->y() + aDelta * aDeltaDir->y());
- //anAnchor->setZ(anAnchor->z() + aDelta * aDeltaDir->z());
-
- SetMeasuredGeometry(aCircle.impl<gp_Circ>(), anAnchor->impl<gp_Pnt>());
+
+ gp_Circ aCirc = aCircle.impl<gp_Circ>();
+ gp_Pnt anAncorPnt = anAnchor->impl<gp_Pnt>();
+ // anchor point should not coincide to the location point of the circle
+ // OCCT does not process this case.
+ if (anAncorPnt.Distance(aCirc.Location()) < 1e-7)
+ return;
+ SetMeasuredGeometry(aCirc, anAncorPnt);
SetCustomValue(aRadius);
+ myAspect->SetExtensionSize(myAspect->ArrowAspect()->Length());
+ myAspect->SetArrowTailSize(myAspect->ArrowAspect()->Length());
+ // The value of vertical aligment is sometimes changed
+ myAspect->TextAspect()->SetVerticalJustification(Graphic3d_VTA_CENTER);
+
+ AttributeDoublePtr aValue = myConstraint->data()->real(SketchPlugin_Constraint::VALUE());
+ std::set<std::string> aParams = aValue->usedParameters();
+ if (aParams.size() > 0) {
+ SetSpecialSymbol(MySummSymbol);
+ SetDisplaySpecialSymbol(AIS_DSS_Before);
+ }
+ else {
+ SetSpecialSymbol(MyEmptySymbol);
+ SetDisplaySpecialSymbol(AIS_DSS_Before);
+ }
+
AIS_RadiusDimension::Compute(thePresentationManager, thePresentation, theMode);
}
void SketcherPrs_Radius::ComputeSelection(const Handle(SelectMgr_Selection)& aSelection,
const Standard_Integer theMode)
{
+ // Map the application selection modes to standard ones
Standard_Integer aMode;
switch (theMode) {
case 0: // we should use selection of all objects