0021023: EDF 1597 GEOM: Translate object along an arc with distance

doc/salome/gui/GEOM/input/multi_translation_operation.doc

@@ -12,7 +12,9 @@ two directions.
 \n To produce a <b>Simple Multi Translation</b> (in one direction) you
 need to indicate an \b Object to be translated, a \b Vector of
 translation, a \b Step of translation and a <b>Number of Times</b> the
-Object should be duplicated.
+Object should be duplicated. If a curve was selected instead of Vector, 
+only its first and last vertices will be used to get the vector direction
+and the dialog preview will display the vector along which the object will be translated.
 \n <b>TUI Command:</b> <em>geompy.MakeMultiTranslation1D(Shape, Dir,
 Step, NbTimes)</em>
 \n <b>Arguments:</b> Name + 1 shape + 1 vector (for direction) + 1
@@ -27,6 +29,8 @@ step value + 1 value (repetition).
 \n To produce a <b>Double Multi Translation</b> (in two directions) you need to
 indicate an \b Object to be translated, and, for both axes, a \b
 Vector of translation, a \b Step of translation and a <b>Number of Times</b> the shape must be duplicated.
+If a curve was selected instead of Vectors, only its first and last vertices will be used to get the vector direction
+and the dialog preview will display the vector along which the object will be translated.
 
 \n <b>TUI Command:</b> <em>geompy.MakeMultiTranslation2D(Shape, Dir1,
 Step1, NbTimes1, Dir2, Step2, NbTimes2),</em> where \em Shape is a shape

doc/salome/gui/GEOM/input/translation_operation.doc

@@ -32,6 +32,8 @@ of the vector.
 \image html transformation2.png
 
 \n Finally you can define an \b Object and the vector. The object will be translated by the length of the vector. 
+If a curve was selected instead of vector, only its first and last vertices will be used to get the vector direction 
+and the dialog preview will display the vector along which the object will be translated. 
 \n <b>TUI Command:</b> <em>geompy.MakeTranslationVector(Object, Vector)</em>
 \n <b>Activate Distance</b> checkbox and <b>Distance</b> field allow defining the custom distance of translation.
 \n <b>TUI Command </b> for translation by vector and custom distance: <em>geompy.MakeTranslationVectorDistance(Object, Vector, Distance)</em> 

src/TransformationGUI/TransformationGUI_MultiTranslationDlg.cxx

@@ -32,8 +32,14 @@
 
 #include <SUIT_Session.h>
 #include <SUIT_ResourceMgr.h>
+#include <SUIT_Desktop.h>
+#include <SUIT_ViewWindow.h>
+#include <SUIT_ViewManager.h>
 #include <SalomeApp_Application.h>
 #include <LightApp_SelectionMgr.h>
+#include <GEOM_AISVector.hxx>
+#include <SOCC_Prs.h>
+#include <SOCC_ViewModel.h>
 
 // OCCT Includes
 #include <TopoDS_Shape.hxx>
@@ -42,6 +48,10 @@
 #include <TopExp.hxx>
 #include <TColStd_IndexedMapOfInteger.hxx>
 #include <TopTools_IndexedMapOfShape.hxx>
+#include <ShapeAnalysis_Edge.hxx>
+#include <BRep_Tool.hxx>
+#include <BRepBuilderAPI_MakeEdge.hxx>
+#include <BRep_Builder.hxx>
 
 #include <GEOMImpl_Types.hxx>
 
@@ -680,6 +690,7 @@ bool TransformationGUI_MultiTranslationDlg::execute (ObjectList& objects)
   switch (getConstructorId()) {
   case 0:
     if (!CORBA::is_nil(myBase) && !CORBA::is_nil(myVectorU)) {
+      createPathPreview ( myVectorU );
       anObj = anOper->MultiTranslate1D(myBase, myVectorU, myStepU, myNbTimesU);
       if(!IsPreview()) {
         aParameters<<GroupPoints->SpinBox_DX->text();
@@ -691,6 +702,8 @@ bool TransformationGUI_MultiTranslationDlg::execute (ObjectList& objects)
   case 1:
     if (!CORBA::is_nil(myBase) && !CORBA::is_nil(myVectorU) &&
         !CORBA::is_nil(myVectorV)) {
+      createPathPreview ( myVectorU );
+      createPathPreview ( myVectorV );
       anObj = anOper->MultiTranslate2D(myBase,
                                        myVectorU, myStepU, myNbTimesU,
                                        myVectorV, myStepV, myNbTimesV);
@@ -754,3 +767,29 @@ void TransformationGUI_MultiTranslationDlg::restoreSubShapes (SALOMEDS::Study_pt
                                         mainFrame()->CheckBoxAddPrefix->isChecked());
   }
 }
+
+//=================================================================================
+// function : createPathPreview
+// purpose  :
+//=================================================================================
+void TransformationGUI_MultiTranslationDlg::createPathPreview ( GEOM::GEOM_Object_var thePath )
+{
+  if ( IsPreview() ) {
+    TopoDS_Shape aShape;
+    GEOMBase::GetShape( thePath, aShape, TopAbs_SHAPE );
+    TopoDS_Edge anEdge = TopoDS::Edge( aShape );
+    ShapeAnalysis_Edge aShapeAnal;
+    TopoDS_Vertex aFirst = aShapeAnal.FirstVertex( anEdge );
+    TopoDS_Vertex aLast = aShapeAnal.LastVertex( anEdge );
+    TopoDS_Shape aVector = BRepBuilderAPI_MakeEdge(BRep_Tool::Pnt(aFirst), BRep_Tool::Pnt(aLast)).Shape();
+    const char* aName = "tmpVector";
+    Handle(GEOM_AISVector) anIO = new GEOM_AISVector( aVector, aName );
+    
+    // add Prs to preview
+    SUIT_ViewWindow* vw = SUIT_Session::session()->activeApplication()->desktop()->activeWindow();
+    SOCC_Prs* aPrs = dynamic_cast<SOCC_Prs*>(((SOCC_Viewer*)(vw->getViewManager()->getViewModel()))->CreatePrs(0));
+    if (aPrs)
+      aPrs->AddObject(anIO);
+    GEOMBase_Helper::displayPreview( aPrs, false, true );
+  }
+}

src/TransformationGUI/TransformationGUI_MultiTranslationDlg.h

@@ -56,6 +56,7 @@ protected:
 private:
   void                               Init();
   void                               enterEvent( QEvent* );
+  void                               createPathPreview( GEOM::GEOM_Object_var );
   
 private:
   GEOM::GEOM_Object_var              myBase, myVectorU, myVectorV;

src/TransformationGUI/TransformationGUI_TranslationDlg.cxx

@@ -32,16 +32,27 @@
 
 #include <SUIT_Session.h>
 #include <SUIT_ResourceMgr.h>
+#include <SUIT_Desktop.h>
+#include <SUIT_ViewWindow.h>
+#include <SUIT_ViewManager.h>
 #include <SalomeApp_Application.h>
 #include <LightApp_SelectionMgr.h>
+#include <GEOM_AISVector.hxx>
+#include <SOCC_Prs.h>
+#include <SOCC_ViewModel.h>
 
 // OCCT Includes
 #include <TopoDS_Shape.hxx>
 #include <TopoDS_Edge.hxx>
+#include <TopoDS_Vertex.hxx>
 #include <TopoDS.hxx>
 #include <TopExp.hxx>
 #include <TColStd_IndexedMapOfInteger.hxx>
 #include <TopTools_IndexedMapOfShape.hxx>
+#include <ShapeAnalysis_Edge.hxx>
+#include <BRep_Tool.hxx>
+#include <BRepBuilderAPI_MakeEdge.hxx>
+#include <BRep_Builder.hxx>
 
 #include <GEOMImpl_Types.hxx>
 
@@ -628,6 +639,8 @@ bool TransformationGUI_TranslationDlg::execute (ObjectList& objects)
       QStringList aParameters;
       aParameters<<GroupPoints->SpinBox3->text();
       bool byDistance = GroupPoints->CheckBox1->isChecked();
+      createPathPreview( myVector );
+
       if (byDistance) {
         double aDistance = GroupPoints->SpinBox3->value();
         for (int i = 0; i < myObjects.length(); i++) {
@@ -732,3 +745,29 @@ void TransformationGUI_TranslationDlg::addSubshapesToStudy()
     addSubshapesToFather(objMap);
   }
 }
+
+//=================================================================================
+// function : createPathPreview
+// purpose  :
+//=================================================================================
+void TransformationGUI_TranslationDlg::createPathPreview ( GEOM::GEOM_Object_var thePath )
+{
+  if ( IsPreview() ) {
+    TopoDS_Shape aShape;
+    GEOMBase::GetShape( thePath, aShape, TopAbs_SHAPE );
+    TopoDS_Edge anEdge = TopoDS::Edge( aShape );
+    ShapeAnalysis_Edge aShapeAnal;
+    TopoDS_Vertex aFirst = aShapeAnal.FirstVertex( anEdge );
+    TopoDS_Vertex aLast = aShapeAnal.LastVertex( anEdge );
+    TopoDS_Shape aVector = BRepBuilderAPI_MakeEdge(BRep_Tool::Pnt(aFirst), BRep_Tool::Pnt(aLast)).Shape();
+    const char* aName = "tmpVector";
+    Handle(GEOM_AISVector) anIO = new GEOM_AISVector( aVector, aName );
+    
+    // add Prs to preview
+    SUIT_ViewWindow* vw = SUIT_Session::session()->activeApplication()->desktop()->activeWindow();
+    SOCC_Prs* aPrs = dynamic_cast<SOCC_Prs*>(((SOCC_Viewer*)(vw->getViewManager()->getViewModel()))->CreatePrs(0));
+    if (aPrs)
+      aPrs->AddObject(anIO);
+    GEOMBase_Helper::displayPreview( aPrs, false, true );
+  }
+}

src/TransformationGUI/TransformationGUI_TranslationDlg.h

@@ -55,6 +55,7 @@ protected:
 private:
   void                               Init();
   void                               enterEvent( QEvent* );
+  void                               createPathPreview( GEOM::GEOM_Object_var );
 
 private:
   GEOM::ListOfGO                     myObjects;