Oubli.

Code/Gui/otbFltkFilterWatcher.cxx

+/*=========================================================================
+
+  Program:   ORFEO Toolbox
+  Language:  C++
+  Date:      $Date$
+  Version:   $Revision$
+
+
+  Copyright (c) Centre National d'Etudes Spatiales. All rights reserved.
+  See OTBCopyright.txt for details.
+
+  Some parts of this code are derived from ITK. See ITKCopyright.txt
+  for details.
+
+
+     This software is distributed WITHOUT ANY WARRANTY; without even
+     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
+     PURPOSE.  See the above copyright notices for more information.
+
+=========================================================================*/
+#include "otbFltkFilterWatcher.h"
+
+namespace otb
+{
+
+FltkFilterWatcher
+::FltkFilterWatcher(itk::ProcessObject* o,int x, int y, int w, int h,const char *comment)
+{
+  // Initialize state
+  m_Process = o;
+  m_Comment = comment;
+ 
+  // Create a series of commands
+  m_StartFilterCommand =      CommandType::New();
+  m_EndFilterCommand =        CommandType::New();
+  m_ProgressFilterCommand =   CommandType::New();
+
+  // Assign the callbacks
+  m_StartFilterCommand->SetCallbackFunction(this,
+                                        &FltkFilterWatcher::StartFilter);
+  m_EndFilterCommand->SetCallbackFunction(this,
+                                        &FltkFilterWatcher::EndFilter);
+  m_ProgressFilterCommand->SetCallbackFunction(this,
+                                        &FltkFilterWatcher::ShowProgress);
+
+  // Add the commands as observers
+  m_StartTag = m_Process->AddObserver(itk::StartEvent(), m_StartFilterCommand);
+  m_EndTag = m_Process->AddObserver(itk::EndEvent(), m_EndFilterCommand);
+  m_ProgressTag
+    = m_Process->AddObserver(itk::ProgressEvent(), m_ProgressFilterCommand);
+
+  m_Window = new Fl_Window(x,y,w+10,h+10);
+  m_Window->label(m_Comment.c_str());
+  m_Window->begin();
+  m_Progress = new Fl_Progress(5,5,w,h);
+  m_Progress->selection_color(FL_DARK_BLUE);
+  m_Progress->minimum(0);
+  m_Progress->maximum(1);
+  m_Window->end();
+  
+}
+
+FltkFilterWatcher
+::~FltkFilterWatcher()
+{
+  // Remove any observers we have on the old process object
+  if (m_Process)
+    {
+    if (m_StartFilterCommand)
+      {
+      m_Process->RemoveObserver(m_StartTag);
+      }
+    if (m_EndFilterCommand)
+      {
+      m_Process->RemoveObserver(m_EndTag);
+      }
+    if (m_ProgressFilterCommand)
+      {
+      m_Process->RemoveObserver(m_ProgressTag);
+      }
+    }
+  delete m_Progress;
+  delete m_Window;
+}
+
+} // end namespace otb
+

Code/Gui/otbFltkFilterWatcher.h

+/*=========================================================================
+
+  Program:   ORFEO Toolbox
+  Language:  C++
+  Date:      $Date$
+  Version:   $Revision$
+
+
+  Copyright (c) Centre National d'Etudes Spatiales. All rights reserved.
+  See OTBCopyright.txt for details.
+
+  Some parts of this code are derived from ITK. See ITKCopyright.txt
+  for details.
+
+
+     This software is distributed WITHOUT ANY WARRANTY; without even
+     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
+     PURPOSE.  See the above copyright notices for more information.
+
+=========================================================================*/
+#ifndef __otbFltkFilterWatcher_h
+#define __otbFltkFilterWatcher_h
+
+#include "itkCommand.h"
+#include "itkProcessObject.h"
+#include "itkTimeProbe.h"
+#include <FL/Fl.H>
+#include <FL/Fl_Window.H>
+#include <FL/Fl_Progress.H>
+
+
+namespace otb
+{
+
+/** \class FltkFilterWatcher
+
+ */
+class ITK_EXPORT FltkFilterWatcher
+{
+public:
+  /** Classes that need access to filter's private data */
+  friend class XMLFilterWatcher;
+
+  /** Constructor. Takes a ProcessObject to monitor and an optional
+   * comment string that is prepended to each event message. */
+  FltkFilterWatcher(itk::ProcessObject* o, int x, int y, int w,int h,const char *comment="");
+
+  /** Destructor. */
+  virtual ~FltkFilterWatcher();
+  
+protected:
+
+  /** Callback method to show the ProgressEvent */
+  virtual void ShowProgress()
+  {
+    if (m_Process)
+      {
+	m_Progress->value(m_Process->GetProgress());
+	Fl::check();
+      }
+  }
+
+  /** Callback method to show the StartEvent */
+  virtual void StartFilter()
+  {
+    m_Window->show();
+    m_Progress->show();
+  }
+
+  /** Callback method to show the EndEvent */
+  virtual void EndFilter()
+  {
+    m_Window->hide();
+  }
+
+private:
+  itk::TimeProbe m_TimeProbe;
+  std::string m_Comment;
+  itk::ProcessObject::Pointer m_Process;
+
+  typedef itk::SimpleMemberCommand<FltkFilterWatcher> CommandType;
+  CommandType::Pointer m_StartFilterCommand;
+  CommandType::Pointer m_EndFilterCommand;
+  CommandType::Pointer m_ProgressFilterCommand;
+
+  unsigned long m_StartTag;
+  unsigned long m_EndTag;
+  unsigned long m_ProgressTag;
+
+  Fl_Window * m_Window;
+  Fl_Progress * m_Progress;
+};
+
+} // end namespace otb
+
+#endif