+ // Recalculate a shift of flyout point in terms of local coordinates
+ std::shared_ptr<GeomAPI_XY> aDir(new GeomAPI_XY(theDeltaX, theDeltaY));
+ std::shared_ptr<GeomAPI_Ax3> aPlane = SketchPlugin_Sketch::plane(sketch());
+ std::shared_ptr<GeomDataAPI_Point2D> aPointA = SketcherPrs_Tools::getFeaturePoint(
+ data(), SketchPlugin_Constraint::ENTITY_A(), aPlane);
+ std::shared_ptr<GeomDataAPI_Point2D> aPointB = SketcherPrs_Tools::getFeaturePoint(
+ data(), SketchPlugin_Constraint::ENTITY_B(), aPlane);
+
+ std::shared_ptr<GeomAPI_XY> aStartPnt;
+ std::shared_ptr<GeomAPI_XY> aEndPnt;
+ if (aPointA && aPointB) {
+ aStartPnt = aPointA->pnt()->xy();
+ aEndPnt = aPointB->pnt()->xy();
+ } else if (aPointA) {
+ FeaturePtr aLine = SketcherPrs_Tools::getFeatureLine(data(),
+ SketchPlugin_Constraint::ENTITY_B());
+ if (!aLine)
+ return;
+ std::shared_ptr<GeomAPI_Pnt2d> aPoint = aPointA->pnt();
+ aStartPnt = aPoint->xy();
+ aEndPnt = SketcherPrs_Tools::getProjectionPoint(aLine, aPoint)->xy();
+ } else if (aPointB) {
+ FeaturePtr aLine = SketcherPrs_Tools::getFeatureLine(data(),
+ SketchPlugin_Constraint::ENTITY_A());
+ if (!aLine)
+ return;
+ std::shared_ptr<GeomAPI_Pnt2d> aPoint = aPointB->pnt();
+ aStartPnt = SketcherPrs_Tools::getProjectionPoint(aLine, aPoint)->xy();
+ aEndPnt = aPoint->xy();
+ } else
+ return;
+
+ std::shared_ptr<GeomAPI_Dir2d> aLineDir(new GeomAPI_Dir2d(aEndPnt->decreased(aStartPnt)));
+ double dX = aDir->dot(aLineDir->xy());
+ double dY = -aDir->cross(aLineDir->xy());
+
+ std::shared_ptr<GeomDataAPI_Point2D> aPoint = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
+ aData->attribute(SketchPlugin_Constraint::FLYOUT_VALUE_PNT()));
+ myFlyoutUpdate = true;
+ aPoint->setValue(aPoint->x() + dX, aPoint->y() + dY);
+ myFlyoutUpdate = false;
+}
+
+double SketchPlugin_ConstraintDistance::calculateCurrentDistance()
+{
+ double aDistance = -1.;
+
+ std::shared_ptr<ModelAPI_Data> aData = data();
+ std::shared_ptr<GeomAPI_Ax3> aPlane = SketchPlugin_Sketch::plane(sketch());
+ std::shared_ptr<GeomDataAPI_Point2D> aPointA =
+ SketcherPrs_Tools::getFeaturePoint(aData, SketchPlugin_Constraint::ENTITY_A(), aPlane);
+ std::shared_ptr<GeomDataAPI_Point2D> aPointB =
+ SketcherPrs_Tools::getFeaturePoint(aData, SketchPlugin_Constraint::ENTITY_B(), aPlane);
+
+ if (aPointA.get() && aPointB.get()) { // both points
+ aDistance = aPointA->pnt()->distance(aPointB->pnt());
+ } else {
+ FeaturePtr aLineFeature;
+ std::shared_ptr<SketchPlugin_Line> aLine;
+ if (!aPointA.get() && aPointB.get()) { //Line and point
+ aLineFeature = SketcherPrs_Tools::getFeatureLine(aData, SketchPlugin_Constraint::ENTITY_A());
+ aLine = std::dynamic_pointer_cast<SketchPlugin_Line>(aLineFeature);
+ if (aLine.get()) {
+ aDistance = aLine->distanceToPoint(aPointB->pnt());
+ }
+ } else if (aPointA.get() && !aPointB.get()) { // Point and line
+ aLineFeature = SketcherPrs_Tools::getFeatureLine(aData, SketchPlugin_Constraint::ENTITY_B());
+ aLine = std::dynamic_pointer_cast<SketchPlugin_Line>(aLineFeature);
+ if (aLine.get()) {
+ aDistance = aLine->distanceToPoint(aPointA->pnt());
+ }
+ }
+ }
+ return aDistance;