}
}
-AISObjectPtr SketchPlugin_ConstraintLength::getAISObject(AISObjectPtr thePrevious)
+bool SketchPlugin_ConstraintLength::getPoints(
+ std::shared_ptr<GeomAPI_Pnt>& thePoint1, std::shared_ptr<GeomAPI_Pnt>& thePoint2,
+ std::shared_ptr<GeomDataAPI_Point2D>& theStartPoint,
+ std::shared_ptr<GeomDataAPI_Point2D>& theEndPoint)
{
if (!sketch())
- return thePrevious;
-
+ return false;
std::shared_ptr<GeomAPI_Pln> aPlane = sketch()->plane();
-
std::shared_ptr<ModelAPI_AttributeRefAttr> anAttr = std::dynamic_pointer_cast<
ModelAPI_AttributeRefAttr>(data()->attribute(SketchPlugin_Constraint::ENTITY_A()));
if (!anAttr)
- return thePrevious;
+ return false;
FeaturePtr aFeature = ModelAPI_Feature::feature(anAttr->object());
if (!aFeature || aFeature->getKind() != SketchPlugin_Line::ID())
- return thePrevious;
-
- std::shared_ptr<GeomDataAPI_Point2D> aFlyOutAttr = std::dynamic_pointer_cast<
- GeomDataAPI_Point2D>(data()->attribute(SketchPlugin_Constraint::FLYOUT_VALUE_PNT()));
-
+ return false;
DataPtr aData = aFeature->data();
- std::shared_ptr<GeomDataAPI_Point2D> aStartPoint = std::dynamic_pointer_cast<
+ theStartPoint = std::dynamic_pointer_cast<
GeomDataAPI_Point2D>(aData->attribute(SketchPlugin_Line::START_ID()));
- std::shared_ptr<GeomDataAPI_Point2D> anEndPoint = std::dynamic_pointer_cast<
+ theEndPoint = std::dynamic_pointer_cast<
GeomDataAPI_Point2D>(aData->attribute(SketchPlugin_Line::END_ID()));
+ thePoint1 = sketch()->to3D(theStartPoint->x(), theStartPoint->y());
+ thePoint2 = sketch()->to3D(theEndPoint->x(), theEndPoint->y());
+ return true;
+}
- std::shared_ptr<GeomAPI_Pnt> aPoint1 = sketch()->to3D(aStartPoint->x(), aStartPoint->y());
- std::shared_ptr<GeomAPI_Pnt> aPoint2 = sketch()->to3D(anEndPoint->x(), anEndPoint->y());
+AISObjectPtr SketchPlugin_ConstraintLength::getAISObject(AISObjectPtr thePrevious)
+{
+ std::shared_ptr<GeomAPI_Pnt> aPoint1, aPoint2;
+ std::shared_ptr<GeomDataAPI_Point2D> aStartPoint, anEndPoint;
+ if (!getPoints(aPoint1, aPoint2, aStartPoint, anEndPoint))
+ return thePrevious; // not possible to show length because points are not defined
+
+ std::shared_ptr<GeomAPI_Pln> aPlane = sketch()->plane();
+ std::shared_ptr<GeomDataAPI_Point2D> aFlyOutAttr = std::dynamic_pointer_cast<
+ GeomDataAPI_Point2D>(data()->attribute(SketchPlugin_Constraint::FLYOUT_VALUE_PNT()));
std::shared_ptr<GeomAPI_Pnt> aFlyoutPnt = std::shared_ptr<GeomAPI_Pnt>();
if (aFlyOutAttr->isInitialized()) {
aFlyoutPnt = sketch()->to3D(aFlyOutAttr->x(), aFlyOutAttr->y());
anAIS->createDistance(aPoint1, aPoint2, aFlyoutPnt, aPlane, aValue);
// Set color from preferences
- std::vector<int> aRGB = Config_PropManager::color("Visualization", "length_color", LENGTH_COLOR);
+ std::vector<int> aRGB =
+ Config_PropManager::color("Visualization", "length_color", LENGTH_COLOR);
anAIS->setColor(aRGB[0], aRGB[1], aRGB[2]);
return anAIS;
}
aPoint->move(theDeltaX, theDeltaY);
}
+void SketchPlugin_ConstraintLength::attributeChanged(const std::string& theID) {
+ if (theID == SketchPlugin_Constraint::ENTITY_A())
+ {
+ std::shared_ptr<ModelAPI_AttributeDouble> aValueAttr = std::dynamic_pointer_cast<
+ ModelAPI_AttributeDouble>(data()->attribute(SketchPlugin_Constraint::VALUE()));
+ if (!aValueAttr->isInitialized()) { // only if it is not initialized, try to compute the current value
+ std::shared_ptr<GeomAPI_Pnt> aPoint1, aPoint2;
+ std::shared_ptr<GeomDataAPI_Point2D> aStartPoint, anEndPoint;
+ if (getPoints(aPoint1, aPoint2, aStartPoint, anEndPoint)) {
+ double aLength = aPoint1->distance(aPoint2);
+ aValueAttr->setValue(aLength);
+ }
+ }
+ }
+}