X-Git-Url: http://git.salome-platform.org/gitweb/?a=blobdiff_plain;f=src%2FPartSet%2FPartSet_Tools.h;h=957585b2666dca460af873a780ded28db3174d94;hb=1d7a043abfadf964bf38802e8adb5a4773fec900;hp=19cdccb2ed1580255fbc50945cc48bd4d269d75e;hpb=4cf50a4691e74d25af0974685281647d575adedc;p=modules%2Fshaper.git

diff --git a/src/PartSet/PartSet_Tools.h b/src/PartSet/PartSet_Tools.h
index 19cdccb2e..957585b26 100644
--- a/src/PartSet/PartSet_Tools.h
+++ b/src/PartSet/PartSet_Tools.h
@@ -13,8 +13,11 @@
 
 #include <boost/shared_ptr.hpp>
 
+#include <list>
+
 class Handle_V3d_View;
 class ModelAPI_Feature;
+class XGUI_ViewerPrs;
 
 /*!
  \class PartSet_Tools
@@ -35,6 +38,48 @@ public:
   /// \param theY the Y coordinate
   static void ConvertTo2D(const gp_Pnt& thePoint, boost::shared_ptr<ModelAPI_Feature> theSketch,
                           Handle(V3d_View) theView, double& theX, double& theY);
+
+  /// Returns the point of intersection of the two lines, the first is (v0, v1), the second is (v2, v3),
+  /// where vi - {xi,yi}. If the v0 is on the second line, the result is a projection of the v1 to this line
+  /// \param theX0 the horizontal coordinate of 0 point
+  /// \param theY0 the vertical coordinate of 0 point
+  /// \param theX1 the horizontal coordinate of 1 point
+  /// \param theY1 the vertical coordinate of 1 point
+  /// \param theX2 the horizontal coordinate of 2 point
+  /// \param theY2 the vertical coordinate of 2 point
+  /// \param theX3 the horizontal coordinate of 3 point
+  /// \param theY3 the vertical coordinate of 3 point
+  /// \param theX the output horizontal coordinate of the intersection point
+  /// \param theY the outpup vertical coordinate of the intersection point
+  static void IntersectLines(double theX0, double theY0, double theX1, double theY1,
+                             double theX2, double theY2, double theX3, double theY3,
+                             double& theX, double& theY);
+
+  /// Returns the coordinates of projection of the point to the line
+  /// \param thePointX the projected point horizontal coordinate
+  /// \param thePointY the projected point vertictal coordinate
+  /// \param theX1 the horizontal coordinate of the first line point
+  /// \param theY1 the vertical coordinate of the first line point
+  /// \param theX2 the horizontal coordinate of the second line point
+  /// \param theY2 the vertical coordinate of the second line point
+  static void ProjectPointOnLine(double theX1, double theY1, double theX2, double theY2,
+                                 double thePointX, double thePointY, double& theX, double& theY);
+
+  /// Returns a feature that is under the mouse point
+  /// \param thePoint a screen point
+  /// \param theView a 3D view
+  /// \param theSketch the sketch feature
+  /// \param theFeatures the list of selected presentations
+  static boost::shared_ptr<ModelAPI_Feature> NearestFeature(QPoint thePoint, Handle_V3d_View theView,
+                                                     boost::shared_ptr<ModelAPI_Feature> theSketch,
+                                                     const std::list<XGUI_ViewerPrs>& theFeatures);
+private:
+  /// Return the distance between the feature and the point
+  /// \param theFeature feature object
+  /// \param theX the horizontal coordinate of the point
+  /// \param theX the vertical coordinate of the point
+  static double DistanceToPoint(boost::shared_ptr<ModelAPI_Feature> theFeature,
+                                double theX, double theY);
 };
 
 #endif