From 7e532afa6e1ab955d7c0fa63ea5d12eabc2504e5 Mon Sep 17 00:00:00 2001
From: Frederic Cervenansky <Frederic.Cervenansky@creatis.insa-lyon.fr>
Date: Thu, 12 Nov 2009 16:20:51 +0000
Subject: [PATCH] No more cine loop, add a slider control by default to preview
 images

---
 src2/creaImageIOWxViewer.cpp | 69 ++++++++++++++++++++++++++++++++----
 src2/creaImageIOWxViewer.h   | 20 +++++++++--
 2 files changed, 80 insertions(+), 9 deletions(-)

diff --git a/src2/creaImageIOWxViewer.cpp b/src2/creaImageIOWxViewer.cpp
index 4a0f283..3aaf583 100644
--- a/src2/creaImageIOWxViewer.cpp
+++ b/src2/creaImageIOWxViewer.cpp
@@ -60,7 +60,11 @@ namespace creaImageIO
 
     wxBoxSizer *topsizer = new wxBoxSizer(wxVERTICAL);
 
-	
+	mslide = new wxSlider(this,-1,0,0,1, wxDefaultPosition, wxSize(400,10), wxSL_HORIZONTAL | wxSL_LABELS);
+	Connect( mslide->GetId(), wxEVT_COMMAND_SLIDER_UPDATED , (wxObjectEventFunction) &WxViewer::OnSlide ); 
+	mcheck = new wxCheckBox(this,5123,crea::std2wx("Cine Loop"));
+	Connect( mcheck->GetId(), wxEVT_COMMAND_CHECKBOX_CLICKED , (wxObjectEventFunction) &WxViewer::OnCineLoop ); 
+	mcheck->SetValue(false);
     // previewer	
     mInteractor = new crea::creawxVTKRenderWindowInteractor(this,-1);
     mInteractor->UseCaptureMouseOn();	
@@ -70,8 +74,10 @@ namespace creaImageIO
     
     mCurrent = 0;
 	mPlayer = 0;
-	  
+
+	topsizer-> Add( mslide,1,wxALIGN_CENTER  ,0);
     topsizer-> Add( mInteractor ,1,wxGROW  ,0);
+
     SetSizer( topsizer );     
     Layout(); 
   }
@@ -87,6 +93,7 @@ namespace creaImageIO
     // TO DO : desallocate cleanly
     //    delete mPlayer;
     //    delete mInteractor;
+	delete mslide;
   }
   //=====================================================================
 
@@ -96,6 +103,14 @@ namespace creaImageIO
 	wxMutexLocker lock(mMutex);
 	GimmickDebugMessage(6,"WxViewer::SetImageVector"<<std::endl);
 	imagePointers=pointers;
+	
+	mslide->SetMax(pointers.size());
+	// Refresh don't work, TO MODIFY
+	mslide->Refresh();
+	mslide->ClearTicks();
+	mslide->Hide();
+	mslide->Show();
+	StartPlayer();
   }
 
   //================================================================
@@ -237,13 +252,52 @@ std::cout << std::endl;
   //==================================================
   void WxViewer::StartPlayer()
 	{
-	//	wxMutexLocker lock(mMutex);
-		if (mPlayer != 0) return;
-		mPlayer = new WxViewerPlayer(this);
-		mPlayer->Create();
-		mPlayer->Run();  
+		if(mcheck->IsChecked())
+		{
+			//	wxMutexLocker lock(mMutex);
+			if (mPlayer != 0) return;
+			mPlayer = new WxViewerPlayer(this);
+			mPlayer->Create();
+			mPlayer->Run();  
+		}
+		else
+		{
+			ShowNextImage();
+		}
+	}
+
+  //================================================================
+  
+  //==================================================
+
+    void WxViewer::OnCineLoop(wxCommandEvent &Event)
+	{
+		if(!mcheck->IsChecked())
+		{
+			mPlayer->Pause();
+			mPlayer->Delete();
+			mPlayer = 0;
+		}
+		StartPlayer();
 	}
 	
+ //================================================================
+  
+  //==================================================
+	
+	void WxViewer::OnSlide(wxCommandEvent &Event)
+	 {
+		 mCurrent = mslide->GetValue();
+		 StartPlayer();
+	 }
+	 //================================================================
+  
+  //==================================================
+
+	 void WxViewer::SetValue()
+	 {
+		 mslide->SetValue(mCurrent);
+	 }
 
   //  BEGIN_EVENT_TABLE(WxGimmickFrame, wxDialog)
   //    END_EVENT_TABLE()
@@ -267,6 +321,7 @@ std::cout << std::endl;
 	    { 
 			
 			mWxViewer->ShowNextImage();
+			mWxViewer->SetValue();
 			::wxWakeUpIdle();
 			clock_t endwait;
 			endwait = clock () + 0.2 * CLOCKS_PER_SEC ;
diff --git a/src2/creaImageIOWxViewer.h b/src2/creaImageIOWxViewer.h
index a13632f..503aa4d 100644
--- a/src2/creaImageIOWxViewer.h
+++ b/src2/creaImageIOWxViewer.h
@@ -44,15 +44,31 @@ namespace creaImageIO
 	///Refreshes the interface if the current image shown has changed
     bool RefreshIfNecessary();
 	///Sets a new image vector to be read
-
 	void SetImageVector(std::vector<boost::shared_ptr<ImagePointerHolder> > &pointers);
-  
+
+	/// Set value of slider control
+	void SetValue();
 
   private:
+
+    /// Event to resume or start cine loop
+	void OnCineLoop(wxCommandEvent &Event);
+
+	/// Event to change displayed frames with slide control
+	void OnSlide(wxCommandEvent &Event);
+
+
     ///Shows the image passed as parameter
     void ShowImage(vtkImageData* im);
     /// Previewer
     vtkImageViewer2* mViewer;
+
+	///Slider
+	wxSlider *mslide ;
+
+	///CheckBox to cine loop
+	wxCheckBox  *mcheck;
+
     /// Associated wxvtk interactor
     crea::creawxVTKRenderWindowInteractor  *mInteractor;
 	
-- 
2.45.0