exotkAIS_TransparencyMenuNode.cxx Source File

00001 
00002 //   exotkAIS_TransparencyMenuNode.cxx
00004 //    Copyright (C) 2001  Stephane Routelous
00005 //
00006 //    This file is part of exoTK.
00007 //
00008 //    exoTK is free software; you can redistribute it and/or modify
00009 //    it under the terms of the GNU General Public License as published by
00010 //    the Free Software Foundation; either version 2 of the License, or
00011 //    (at your option) any later version.
00012 //
00013 //    exoTK is distributed in the hope that it will be useful,
00014 //    but WITHOUT ANY WARRANTY; without even the implied warranty of
00015 //    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00016 //    GNU General Public License for more details.
00017 //
00018 //    You should have received a copy of the GNU General Public License
00019 //    along with exoTK; if not, write to the Free Software
00020 //    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
00022 
00028 #include <exotkAIS_TransparencyMenuNode.hxx>
00029 
00030 #ifndef  _AIS_InteractiveObject_HeaderFile
00031 #include <AIS_InteractiveObject.hxx>
00032 #endif
00033 #ifndef  _AIS_InteractiveContext_HeaderFile
00034 #include <AIS_InteractiveContext.hxx>
00035 #endif
00036 #ifndef  _exotkGUI_HeaderFile
00037 #include <exotkGUI.hxx>
00038 #endif
00039 #ifndef  _exotkGUI_GUI_HeaderFile
00040 #include <exotkGUI_GUI.hxx>
00041 #endif
00042 //
00043 IMPLEMENT_STANDARD_HANDLE(exotkAIS_TransparencyMenuNode, exotkTree_MenuNode)
00044 IMPLEMENT_STANDARD_RTTI(exotkAIS_TransparencyMenuNode, exotkTree_MenuNode)
00045 //
00046 // Foreach ancestors, we add a IMPLEMENT_STANDARD_SUPERTYPE and 
00047 // a IMPLEMENT_STANDARD_SUPERTYPE_ARRAY_ENTRY macro.
00048 // We must respect the order: from the direct ancestor class
00049 // to the base class.
00050 //
00051 
00052 IMPLEMENT_STANDARD_TYPE(exotkAIS_TransparencyMenuNode)
00053 IMPLEMENT_STANDARD_SUPERTYPE(exotkTree_MenuNode) 
00054 IMPLEMENT_STANDARD_SUPERTYPE(exotkTree_TreeNode) 
00055 IMPLEMENT_STANDARD_SUPERTYPE(MMgt_TShared) 
00056 IMPLEMENT_STANDARD_SUPERTYPE(Standard_Transient)
00057 IMPLEMENT_STANDARD_SUPERTYPE_ARRAY()
00058 IMPLEMENT_STANDARD_SUPERTYPE_ARRAY_ENTRY(exotkTree_MenuNode)
00059 IMPLEMENT_STANDARD_SUPERTYPE_ARRAY_ENTRY(exotkTree_TreeNode)
00060 IMPLEMENT_STANDARD_SUPERTYPE_ARRAY_ENTRY(MMgt_TShared)
00061 IMPLEMENT_STANDARD_SUPERTYPE_ARRAY_ENTRY(Standard_Transient)
00062 IMPLEMENT_STANDARD_SUPERTYPE_ARRAY_END()
00063 IMPLEMENT_STANDARD_TYPE_END(exotkAIS_TransparencyMenuNode)
00064 
00065 exotkAIS_TransparencyMenuNode::exotkAIS_TransparencyMenuNode(const Handle_AIS_InteractiveObject& anInteractiveObject)
00066 :myInteractiveObject(anInteractiveObject)
00067 {
00068 }
00069 
00070 
00071 //==================================================================================
00072 // Function name        : exotkAIS_TransparencyMenuNode::~exotkAIS_TransparencyMenuNode
00073 //==================================================================================
00074 // Written by       : Stephane Routelous - 2001-11-06 15:54:27
00075 // Description      : 
00076 // Return type          : 
00077 //==================================================================================
00078 exotkAIS_TransparencyMenuNode::~exotkAIS_TransparencyMenuNode()
00079 {
00080 }
00081 
00082 //==================================================================================
00083 // Function name        : exotkAIS_TransparencyMenuNode::Execute
00084 //==================================================================================
00085 // Written by       : Stephane Routelous - 2001-11-06 15:54:29
00086 // Description      : 
00087 // Return type          : Standard_Boolean 
00088 //==================================================================================
00089 Standard_Boolean exotkAIS_TransparencyMenuNode::Execute()
00090 {
00091         Standard_Boolean theReturnValue = Standard_False;
00092         if ( !myInteractiveObject.IsNull() )
00093         {
00094                 if ( myInteractiveObject->HasInteractiveContext() )
00095                 {
00096                         Handle_AIS_InteractiveContext theAISContext = myInteractiveObject->GetContext();
00097                         if ( !theAISContext.IsNull() )
00098                         {
00099                                 try
00100                                 {
00101                                         Standard_Real theOriginTransparency = myInteractiveObject->Transparency();
00102                                         Standard_Real theNewTransparency;
00103                                         Standard_Boolean theTransparencyIsSelected = Standard_False;
00104                                         if ( exotkGUI::SelectTransparency(theOriginTransparency,theNewTransparency,theTransparencyIsSelected) && theTransparencyIsSelected)
00105                                         {
00106                                                 theAISContext->SetTransparency(myInteractiveObject,theNewTransparency);
00107                                         }
00108                                 }
00109                                 catch(Standard_Failure)
00110                                 {
00111                                         theReturnValue = Standard_False;
00112                                 }
00113                                 catch(...)
00114                                 {
00115                                         theReturnValue = Standard_False;
00116                                 }
00117                         }
00118                 }
00119         }
00120         return theReturnValue;
00121 }