0025507: Visualization - the method V3d_View::Place() is incorrect

[occt.git] / src / ViewerTest / ViewerTest_ViewerCommands.cxx

diff --git a/src/ViewerTest/ViewerTest_ViewerCommands.cxx b/src/ViewerTest/ViewerTest_ViewerCommands.cxx
index 8525d3e..a2b4ebf 100644 (file)
--- a/src/ViewerTest/ViewerTest_ViewerCommands.cxx
+++ b/src/ViewerTest/ViewerTest_ViewerCommands.cxx
@@ -2013,6 +2013,16 @@ static LRESULT WINAPI ViewerWindowProc( HWND hwnd,
         {
           c[0] = THE_KEY_DELETE;
         }
+        // comma
+        else if (wParam == VK_OEM_COMMA)
+        {
+          c[0] = ',';
+        }
+        // dot
+        else if (wParam == VK_OEM_PERIOD)
+        {
+          c[0] = '.';
+        }
         VT_ProcessKeyPress (c);
       }
       break;
@@ -2480,6 +2490,68 @@ static int VFit(Draw_Interpretor& , Standard_Integer , const char** )
   return 0;
 }
 
+//=======================================================================
+//function : VFitArea
+//purpose  : Fit view to show area located between two points
+//         : given in world 2D or 3D coordinates.
+//=======================================================================
+static int VFitArea (Draw_Interpretor& theDI, Standard_Integer  theArgNb, const char** theArgVec)
+{
+  Handle(V3d_View) aView = ViewerTest::CurrentView();
+  if (aView.IsNull())
+  {
+    std::cerr << theArgVec[0] << "Error: No active view.\n";
+    return 1;
+  }
+
+  // Parse arguments.
+  gp_Pnt aWorldPnt1 (0.0, 0.0, 0.0);
+  gp_Pnt aWorldPnt2 (0.0, 0.0, 0.0);
+
+  if (theArgNb == 5)
+  {
+    aWorldPnt1.SetX (Draw::Atof (theArgVec[1]));
+    aWorldPnt1.SetY (Draw::Atof (theArgVec[2]));
+    aWorldPnt2.SetX (Draw::Atof (theArgVec[3]));
+    aWorldPnt2.SetY (Draw::Atof (theArgVec[4]));
+  }
+  else if (theArgNb == 7)
+  {
+    aWorldPnt1.SetX (Draw::Atof (theArgVec[1]));
+    aWorldPnt1.SetY (Draw::Atof (theArgVec[2]));
+    aWorldPnt1.SetZ (Draw::Atof (theArgVec[3]));
+    aWorldPnt2.SetX (Draw::Atof (theArgVec[4]));
+    aWorldPnt2.SetY (Draw::Atof (theArgVec[5]));
+    aWorldPnt2.SetZ (Draw::Atof (theArgVec[6]));
+  }
+  else
+  {
+    std::cerr << theArgVec[0] << "Error: Invalid number of arguments.\n";
+    theDI.PrintHelp(theArgVec[0]);
+    return 1;
+  }
+
+  // Convert model coordinates to view space
+  Handle(Graphic3d_Camera) aCamera = aView->Camera();
+  gp_Pnt aViewPnt1 = aCamera->ConvertWorld2View (aWorldPnt1);
+  gp_Pnt aViewPnt2 = aCamera->ConvertWorld2View (aWorldPnt2);
+
+  // Determine fit area
+  gp_Pnt2d aMinCorner (Min (aViewPnt1.X(), aViewPnt2.X()), Min (aViewPnt1.Y(), aViewPnt2.Y()));
+  gp_Pnt2d aMaxCorner (Max (aViewPnt1.X(), aViewPnt2.X()), Max (aViewPnt1.Y(), aViewPnt2.Y()));
+
+  Standard_Real aDiagonal = aMinCorner.Distance (aMaxCorner);
+
+  if (aDiagonal < Precision::Confusion())
+  {
+    std::cerr << theArgVec[0] << "Error: view area is too small.\n";
+    return 1;
+  }
+
+  aView->FitAll (aMinCorner.X(), aMinCorner.Y(), aMaxCorner.X(), aMaxCorner.Y());
+  return 0;
+}
+
 //==============================================================================
 //function : VZFit
 //purpose  : ZFitall, no DRAW arguments
@@ -2939,6 +3011,29 @@ static int VPan( Draw_Interpretor& di, Standard_Integer argc, const char** argv
   }
 }
 
+//==============================================================================
+//function : VPlace
+//purpose  : Place the point (in pixels) at the center of the window
+//==============================================================================
+static int VPlace (Draw_Interpretor& /*theDi*/, Standard_Integer theArgNb, const char** theArgs)
+{
+  Handle(V3d_View) aView = ViewerTest::CurrentView();
+  if (aView.IsNull())
+  {
+    std::cerr << theArgs[0] << "Error: no active view." << std::endl;
+    return 1;
+  }
+
+  if (theArgNb != 3)
+  {
+    std::cerr << theArgs[0] << "Error: invalid number of arguments." << std::endl;
+    return 1;
+  }
+
+  aView->Place (Draw::Atoi (theArgs[1]), Draw::Atoi (theArgs[2]), aView->Scale());
+
+  return 0;
+}
 
 //==============================================================================
 //function : VExport
@@ -7102,6 +7197,12 @@ void ViewerTest::ViewerCommands(Draw_Interpretor& theCommands)
   theCommands.Add("vfit"    ,
     "vfit or <F>         : vfit",
     __FILE__,VFit,group);
+  theCommands.Add ("vfitarea",
+    "vfitarea x1 y1 x2 y2"
+    "\n\t\t: vfitarea x1 y1 z1 x2 y2 z2"
+    "\n\t\t: Fit view to show area located between two points"
+    "\n\t\t: given in world 2D or 3D corrdinates.",
+    __FILE__, VFitArea, group);
   theCommands.Add ("vzfit", "vzfit [scale]\n"
     "   Matches Z near, Z far view volume planes to the displayed objects.\n"
     "   \"scale\" - specifies factor to scale computed z range.\n",
@@ -7428,8 +7529,10 @@ void ViewerTest::ViewerCommands(Draw_Interpretor& theCommands)
     "vhighlightselected [0|1] or vhighlightselected [on|off]: enables/disables highlighting of selected objects.\n"
     "Without arguments it shows if highlighting of selected objects is enabled now.",
     __FILE__,VHighlightSelected,group);
-
-
+  theCommands.Add ("vplace",
+            "vplace dx dy"
+    "\n\t\t: Places the point (in pixels) at the center of the window",
+    __FILE__, VPlace, group);
   theCommands.Add("vxrotate",
     "vxrotate",
     __FILE__,VXRotate,group);