X-Git-Url: http://git.salome-platform.org/gitweb/?a=blobdiff_plain;f=src%2FSketchPlugin%2FSketchPlugin_ConstraintLength.h;h=b3954b6fadb246b0908bc902947436a830839b2a;hb=b0cc821d7f970bbbf47b30a2fddbebcbf76e5dd1;hp=cc96258e31c7b34c3ced796cd0a513967d24a166;hpb=2c4f7de06341fa7af89f47ba405fe188f13e3600;p=modules%2Fshaper.git

diff --git a/src/SketchPlugin/SketchPlugin_ConstraintLength.h b/src/SketchPlugin/SketchPlugin_ConstraintLength.h
index cc96258e3..b3954b6fa 100644
--- a/src/SketchPlugin/SketchPlugin_ConstraintLength.h
+++ b/src/SketchPlugin/SketchPlugin_ConstraintLength.h
@@ -1,3 +1,5 @@
+// Copyright (C) 2014-20xx CEA/DEN, EDF R&D -->
+
 // File:    SketchPlugin_ConstraintLength.h
 // Created: 30 May 2014
 // Author:  Artem ZHIDKOV
@@ -6,21 +8,23 @@
 #define SketchPlugin_ConstraintLength_H_
 
 #include "SketchPlugin.h"
-#include "SketchPlugin_Constraint.h"
+#include "SketchPlugin_ConstraintBase.h"
 #include <SketchPlugin_Sketch.h>
 #include <list>
 
+class GeomDataAPI_Point2D;
+
 /** \class SketchPlugin_ConstraintLength
- *  \ingroup DataModel
+ *  \ingroup Plugins
  *  \brief Feature for creation of a new constraint which defines a length of a line segment
  *
- *  These constraint has two attributes:
+ *  This constraint has two attributes:
  *  SketchPlugin_Constraint::VALUE() (length) and SketchPlugin_Constraint::ENTITY_A() (segment),
  *  SketchPlugin_Constraint::FLYOUT_VALUE_PNT() (distance of a constraints handle)
  */
-class SketchPlugin_ConstraintLength: public SketchPlugin_Constraint
+class SketchPlugin_ConstraintLength : public SketchPlugin_ConstraintBase
 {
-public:
+ public:
   /// Length constraint kind
   inline static const std::string& ID()
   {
@@ -28,26 +32,44 @@ public:
     return MY_CONSTRAINT_LENGTH_ID;
   }
   /// \brief Returns the kind of a feature
-  SKETCHPLUGIN_EXPORT virtual const std::string& getKind() 
-  {static std::string MY_KIND = SketchPlugin_ConstraintLength::ID(); return MY_KIND;}
+  SKETCHPLUGIN_EXPORT virtual const std::string& getKind()
+  {
+    static std::string MY_KIND = SketchPlugin_ConstraintLength::ID();
+    return MY_KIND;
+  }
 
   /// \brief Creates a new part document if needed
   SKETCHPLUGIN_EXPORT virtual void execute();
 
+  /// Computes the attribute value on the base of other attributes if the value can be computed
+  /// \param theAttributeId an attribute index to be computed
+  /// \return a boolean value about it is computed
+  SKETCHPLUGIN_EXPORT virtual bool compute(const std::string& theAttributeId);
+
   /// \brief Request for initialization of data model of the feature: adding all attributes
   SKETCHPLUGIN_EXPORT virtual void initAttributes();
 
   /// Returns the AIS preview
-  SKETCHPLUGIN_EXPORT virtual boost::shared_ptr<GeomAPI_AISObject> getAISObject(
-                                boost::shared_ptr<GeomAPI_AISObject> thePrevious);
+  SKETCHPLUGIN_EXPORT virtual AISObjectPtr getAISObject(AISObjectPtr thePrevious);
 
   /// Moves the feature
   /// \param theDeltaX the delta for X coordinate is moved
   /// \param theDeltaY the delta for Y coordinate is moved
   SKETCHPLUGIN_EXPORT virtual void move(const double theDeltaX, const double theDeltaY);
 
+  /// Called on change of any argument-attribute of this object
+  /// \param theID identifier of changed attribute
+  SKETCHPLUGIN_EXPORT virtual void attributeChanged(const std::string& theID);
+
   /// \brief Use plugin manager for features creation
   SketchPlugin_ConstraintLength();
+
+private:
+  // retrns the points-base of length, returns false if it is not possible
+  bool 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);
 };
 
 #endif