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[modules/shaper.git] / src / SketchPlugin / SketchPlugin_ConstraintLength.h
1 // File:    SketchPlugin_ConstraintLength.h
2 // Created: 30 May 2014
3 // Author:  Artem ZHIDKOV
4
5 #ifndef SketchPlugin_ConstraintLength_HeaderFile
6 #define SketchPlugin_ConstraintLength_HeaderFile
7
8 #include "SketchPlugin.h"
9 #include "SketchPlugin_Constraint.h"
10 #include <SketchPlugin_Sketch.h>
11 #include <list>
12
13 /// Length constraint kind
14 const std::string SKETCH_CONSTRAINT_LENGTH_KIND("SketchConstraintLength");
15
16 /** \class SketchPlugin_ConstraintLength
17  *  \ingroup DataModel
18  *  \brief Feature for creation of a new constraint which defines a length of a line segment
19  *
20  *  These constraint has two attributes:
21  *  CONSTRAINT_ATTR_VALUE (length) and CONSTRAINT_ATTR_ENTITY_A (segment)
22  */
23 class SketchPlugin_ConstraintLength: public SketchPlugin_Constraint
24 {
25 public:
26   /// \brief Returns the kind of a feature
27   SKETCHPLUGIN_EXPORT virtual const std::string& getKind() 
28   {static std::string MY_KIND = SKETCH_CONSTRAINT_LENGTH_KIND; return MY_KIND;}
29
30   /// \brief Returns to which group in the document must be added feature
31   SKETCHPLUGIN_EXPORT virtual const std::string& getGroup() 
32   {static std::string MY_GROUP = SKETCH_KIND; return MY_GROUP;}
33
34   /// \brief Creates a new part document if needed
35   SKETCHPLUGIN_EXPORT virtual void execute();
36
37   /// \brief Request for initialization of data model of the feature: adding all attributes
38   SKETCHPLUGIN_EXPORT virtual void initAttributes();
39
40   /// \brief Returns the sketch preview
41   SKETCHPLUGIN_EXPORT virtual const boost::shared_ptr<GeomAPI_Shape>& preview();
42
43   /// \brief Use plugin manager for features creation
44   SketchPlugin_ConstraintLength();
45 };
46
47 #endif