Projection of outer edge onto the sketch plane (improvement #1297)

[modules/shaper.git] / src / SketchPlugin / SketchPlugin_Projection.h

diff --git a/src/SketchPlugin/SketchPlugin_Projection.h b/src/SketchPlugin/SketchPlugin_Projection.h
new file mode 100644 (file)
index 0000000..f71b899
--- /dev/null
+++ b/src/SketchPlugin/SketchPlugin_Projection.h
@@ -0,0 +1,73 @@
+// Copyright (C) 2014-20xx CEA/DEN, EDF R&D -->
+
+// File:    SketchPlugin_Projection.h
+// Created: 20 April 2016
+// Author:  Artem ZHIDKOV
+
+#ifndef SketchPlugin_Projection_H_
+#define SketchPlugin_Projection_H_
+
+#include "SketchPlugin_SketchEntity.h"
+
+/** \class SketchPlugin_Projection
+ *  \ingroup Plugins
+ *  \brief Feature for creation of external feature as a projection onto the sketch plane.
+ */
+class SketchPlugin_Projection : public SketchPlugin_SketchEntity
+{
+public:
+  /// Projection feature kind
+  inline static const std::string& ID()
+  {
+    static const std::string MY_PROJECTION_ID("SketchProjection");
+    return MY_PROJECTION_ID;
+  }
+  /// Returns the kind of a feature
+  virtual const std::string& getKind()
+  {
+    static std::string MY_KIND = SketchPlugin_Projection::ID();
+    return MY_KIND;
+  }
+
+  static const std::string& EXTERNAL_FEATURE_ID()
+  {
+    static std::string MY_EXT_FEATURE_ID("ExternalFeature");
+    return MY_EXT_FEATURE_ID;
+  }
+
+  static const std::string& PROJECTED_FEATURE_ID()
+  {
+    static std::string MY_PROJ_FEATURE_ID("ProjectedFeature");
+    return MY_PROJ_FEATURE_ID;
+  }
+
+  /// Returns true because projected feature is always external
+  virtual bool isFixed()
+  { return true; }
+
+  /// Creates a new part document if needed
+  SKETCHPLUGIN_EXPORT virtual void execute();
+
+  /// 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: for external point
+  SKETCHPLUGIN_EXPORT virtual void attributeChanged(const std::string& theID);
+
+  /// Use plugin manager for features creation
+  SketchPlugin_Projection();
+
+protected:
+  /// \brief Initializes attributes of derived class.
+  virtual void initDerivedClassAttributes();
+
+private:
+  /// \brief Find projection of a feature onto sketch plane
+  void computeProjection(const std::string& theID);
+
+  bool myIsComputing;
+};
+
+#endif