From 53e92963c5c06b2b090ed008f6567f3a7d29b02c Mon Sep 17 00:00:00 2001
From: David Sarrut <david.sarrut@gmail.com>
Date: Wed, 18 Jul 2012 08:16:21 +0200
Subject: [PATCH] Update mask size when label is removed.

---
 vv/vvToolSegmentation.cxx | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/vv/vvToolSegmentation.cxx b/vv/vvToolSegmentation.cxx
index 1c4fbe9..d4e7a90 100644
--- a/vv/vvToolSegmentation.cxx
+++ b/vv/vvToolSegmentation.cxx
@@ -515,8 +515,14 @@ void vvToolSegmentation::RemoveLabel() {
   // Set image label
   vtkImageData * image = mCurrentCCLImage->GetFirstVTKImageData();
   int * pPix = (int*)image->GetScalarPointer();
+  int n = 0;
   for(uint i=0; i<image->GetNumberOfPoints(); i++) {
     if (pPix[i] == mCurrentLabelUnderMousePointer) pPix[i] = 0;
+    if (pPix[i] != 0) n++; // count the number of pixels in the foreground
   }
+  // Update mask size
+  mCurrentMaskSizeInPixels = n;
+  mCurrentMaskSizeInCC = mCurrentMaskImage->GetSpacing()[0] * mCurrentMaskImage->GetSpacing()[1] * mCurrentMaskImage->GetSpacing()[2] * n / (10*10*10);
+  UpdateMaskSizeLabels();
 }
 //------------------------------------------------------------------------------
-- 
2.47.1