--- /dev/null
+// Copyright (C) 2018-20xx 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<mailto:webmaster.salome@opencascade.com>
+//
+
+#ifndef FeaturesPlugin_Measurement_H_
+#define FeaturesPlugin_Measurement_H_
+
+#include "FeaturesPlugin.h"
+#include <ModelAPI_Feature.h>
+
+/// \class FeaturesPlugin_Measurement
+/// \ingroup Plugins
+/// \brief Feature for calculation metrics.
+///
+/// Supported following metrics:
+/// * length of edge,
+/// * distance between shapes,
+/// * radius of arc or cylindrical faces,
+/// * angle between edges.
+class FeaturesPlugin_Measurement : public ModelAPI_Feature
+{
+public:
+ /// Feature kind.
+ inline static const std::string& ID()
+ {
+ static const std::string MY_ID("Measurement");
+ return MY_ID;
+ }
+
+ /// \return the kind of a feature.
+ virtual const std::string& getKind()
+ {
+ return ID();
+ }
+
+ /// Attribute name for measurement method.
+ inline static const std::string& MEASURE_KIND()
+ {
+ static const std::string MY_MEASURE_KIND_ID("MeasureKind");
+ return MY_MEASURE_KIND_ID;
+ }
+
+ /// Attribute name for length measure.
+ inline static const std::string& MEASURE_LENGTH()
+ {
+ static const std::string MY_MEASURE_ID("Length");
+ return MY_MEASURE_ID;
+ }
+
+ /// Attribute name for distance measure.
+ inline static const std::string& MEASURE_DISTANCE()
+ {
+ static const std::string MY_MEASURE_ID("Distance");
+ return MY_MEASURE_ID;
+ }
+
+ /// Attribute name for radius measure.
+ inline static const std::string& MEASURE_RADIUS()
+ {
+ static const std::string MY_MEASURE_ID("Radius");
+ return MY_MEASURE_ID;
+ }
+
+ /// Attribute name for angle measure.
+ inline static const std::string& MEASURE_ANGLE()
+ {
+ static const std::string MY_MEASURE_ID("Angle");
+ return MY_MEASURE_ID;
+ }
+
+
+ /// Attribute name of edge selected for length calculation.
+ inline static const std::string& EDGE_FOR_LENGTH_ID()
+ {
+ static const std::string MY_EDGE_FOR_LENGTH_ID("edge_for_length");
+ return MY_EDGE_FOR_LENGTH_ID;
+ }
+
+ /// Attribute name of first shape selected for distance calculation.
+ inline static const std::string& DISTANCE_FROM_OBJECT_ID()
+ {
+ static const std::string MY_DISTANCE_FROM_OBJECT_ID("distance_from");
+ return MY_DISTANCE_FROM_OBJECT_ID;
+ }
+
+ /// Attribute name of second shape selected for distance calculation.
+ inline static const std::string& DISTANCE_TO_OBJECT_ID()
+ {
+ static const std::string MY_DISTANCE_TO_OBJECT_ID("distance_to");
+ return MY_DISTANCE_TO_OBJECT_ID;
+ }
+
+ // Attribute name of edge or face selected to calculate radius.
+ inline static const std::string& CIRCULAR_OBJECT_ID()
+ {
+ static const std::string MY_CIRCULAR_OBJECT_ID("circular");
+ return MY_CIRCULAR_OBJECT_ID;
+ }
+
+ /// Attribute name of first edge selected for angle calculation.
+ inline static const std::string& ANGLE_FROM_EDGE_ID()
+ {
+ static const std::string MY_ANGLE_FROM_EDGE_ID("angle_from");
+ return MY_ANGLE_FROM_EDGE_ID;
+ }
+
+ /// Attribute name of second shape selected for distance calculation.
+ inline static const std::string& ANGLE_TO_EDGE_ID()
+ {
+ static const std::string MY_ANGLE_TO_EDGE_ID("angle_to");
+ return MY_ANGLE_TO_EDGE_ID;
+ }
+
+ /// Attribute name for result.
+ inline static const std::string& RESULT_ID()
+ {
+ static const std::string MY_RESULT_ID("result");
+ return MY_RESULT_ID;
+ }
+
+ /// Attribute name for values of result.
+ inline static const std::string& RESULT_VALUES_ID()
+ {
+ static const std::string MY_RESULT_VALUES_ID("result_values");
+ return MY_RESULT_VALUES_ID;
+ }
+
+ /// Creates a new part document if needed
+ FEATURESPLUGIN_EXPORT virtual void execute();
+
+ /// Request for initialization of data model of the feature: adding all attributes
+ FEATURESPLUGIN_EXPORT virtual void initAttributes();
+
+ /// Called on change of any argument-attribute of this object
+ /// \param theID identifier of changed attribute
+ FEATURESPLUGIN_EXPORT virtual void attributeChanged(const std::string& theID);
+
+ /// Reimplemented from ModelAPI_Feature::isMacro(). Returns true.
+ virtual bool isMacro() const { return true; }
+
+ /// Use plugin manager for features creation
+ FeaturesPlugin_Measurement();
+
+private:
+ /// Compute length of the edge
+ void computeLength();
+ /// Compute minimal distance between pair of shapes
+ void computeDistance();
+ /// Compute radius of circular edge or cylindrical face
+ void computeRadius();
+ /// Compute angle(s) between pair of edges if they are intersected
+ void computeAngle();
+};
+
+#endif
