+ boost::shared_ptr<GeomDataAPI_Point2D> anEndAttr = boost::dynamic_pointer_cast<
+ GeomDataAPI_Point2D>(data()->attribute(END_ID()));
+ if (aStartAttr->isInitialized() && anEndAttr->isInitialized()) {
+ boost::shared_ptr<GeomAPI_Pnt> aStart(aSketch->to3D(aStartAttr->x(), aStartAttr->y()));
+ boost::shared_ptr<GeomAPI_Pnt> anEnd(aSketch->to3D(anEndAttr->x(), anEndAttr->y()));
+ // make linear edge
+ boost::shared_ptr<GeomAPI_Edge> anEdge = GeomAlgoAPI_EdgeBuilder::line(aStart, anEnd);
+ // store the result
+ boost::shared_ptr<ModelAPI_ResultConstruction> aConstr = document()->createConstruction(
+ data());
+ aConstr->setShape(anEdge);
+ aConstr->setIsInHistory(false);
+ setResult(aConstr);
+ }
+ }
+}
+
+void SketchPlugin_Line::move(double theDeltaX, double theDeltaY)
+{
+ boost::shared_ptr<ModelAPI_Data> aData = data();
+ if (!aData->isValid())
+ return;
+
+ boost::shared_ptr<GeomDataAPI_Point2D> aPoint1 = boost::dynamic_pointer_cast<GeomDataAPI_Point2D>
+ (aData->attribute(START_ID()));
+ aPoint1->move(theDeltaX, theDeltaY);
+
+ boost::shared_ptr<GeomDataAPI_Point2D> aPoint2 = boost::dynamic_pointer_cast<GeomDataAPI_Point2D>
+ (aData->attribute(END_ID()));
+ aPoint2->move(theDeltaX, theDeltaY);
+}
+
+double SketchPlugin_Line::distanceToPoint(const boost::shared_ptr<GeomAPI_Pnt2d>& thePoint)
+{
+ double aDelta = 0;
+
+ boost::shared_ptr<ModelAPI_Data> aData = data();
+ boost::shared_ptr<GeomDataAPI_Point2D> aPoint1 =
+ boost::dynamic_pointer_cast<GeomDataAPI_Point2D>(aData->attribute(START_ID()));
+ boost::shared_ptr<GeomDataAPI_Point2D> aPoint2 =
+ boost::dynamic_pointer_cast<GeomDataAPI_Point2D>(aData->attribute(END_ID()));
+
+ GeomAPI_Lin2d aLin2d(aPoint1->x(), aPoint1->y(), aPoint2->x(), aPoint2->y());
+
+ if (false/*projection*/) { // TODO: if it has not been necessary, remove this block
+ boost::shared_ptr<GeomAPI_Pnt2d> aResult = aLin2d.project(thePoint);
+ aDelta = aResult->distance(thePoint);
+ } else { // distance
+ aDelta = aLin2d.distance(thePoint);
+ }
+
+ return aDelta;
+}
+
+bool SketchPlugin_Line::isFixed() {
+ return data()->selection(EXTERNAL_ID())->context();
+}
+
+void SketchPlugin_Line::attributeChanged() {
+ static bool myIsUpdated = false; // to avoid infinitive cycle on attrubtes change
+ boost::shared_ptr<GeomAPI_Shape> aSelection = data()->selection(EXTERNAL_ID())->value();
+ if (aSelection && !myIsUpdated) { // update arguments due to the selection value
+ myIsUpdated = true;
+ boost::shared_ptr<GeomAPI_Edge> anEdge( new GeomAPI_Edge(aSelection));
+ boost::shared_ptr<GeomDataAPI_Point2D> aStartAttr =
+ boost::dynamic_pointer_cast<GeomDataAPI_Point2D>(attribute(START_ID()));
+ aStartAttr->setValue(sketch()->to2D(anEdge->firstPoint()));