-// Copyright (C) 2014-20xx CEA/DEN, EDF R&D
-
-// File: SketchSolver_ConstraintDistance.h
-// Created: 31 Mar 2015
-// Author: Artem ZHIDKOV
+// Copyright (C) 2014-2022 CEA/DEN, EDF R&D
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Lesser General Public
+// License as published by the Free Software Foundation; either
+// version 2.1 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+// Lesser General Public License for more details.
+//
+// You should have received a copy of the GNU Lesser General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+//
+// See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
+//
#ifndef SketchSolver_ConstraintDistance_H_
#define SketchSolver_ConstraintDistance_H_
/// Constructor based on SketchPlugin constraint
SketchSolver_ConstraintDistance(ConstraintPtr theConstraint) :
SketchSolver_Constraint(theConstraint),
- myIsNegative(false)
+ myIsSigned(false),
+ mySignValue(0.0)
{}
/// \brief Update constraint
virtual void update();
+ /// \brief Remove constraint
+ virtual bool remove();
+
+ /// \brief Notify this object about the feature is changed somewhere
+ virtual void notify(const FeaturePtr& theFeature, PlaneGCSSolver_Update*);
+
protected:
/// \brief Generate list of attributes of constraint in order useful for constraints
/// \param[out] theValue numerical characteristic of constraint (e.g. distance)
virtual void adjustConstraint();
private:
- double myPrevValue; ///< previous value of distance (for correct calculation of a distance sign)
+ void addConstraintsToKeepSign();
+ void removeConstraintsKeepingSign();
- /// \c true, if the point if placed rightside of line direction (SLVS_C_PT_LINE_DISTANCE only)
- bool myIsNegative;
+private:
+ double myPrevValue; ///< previous value of distance (for correct calculation of a distance sign)
+ bool myIsSigned; ///< true if the sign of point-line distance should be kept everytime
+ GCSPointPtr myOddPoint; ///< auxiliary point to keep sign of distance
+ double mySignValue;
};
#endif