[ftools] Fix basic statistics (Fix #8105)

qgis · Jun 19, 2013 · 419d8ee · 419d8ee
1 parent cfadfb5
commit 419d8ee
Showing 1 changed file with 10 additions and 8 deletions.
diff --git a/python/plugins/fTools/tools/doVisual.py b/python/plugins/fTools/tools/doVisual.py
@@ -271,8 +271,10 @@ def basic_statistics( self, vlayer, myField ):
           self.emit( SIGNAL( "runStatus(PyQt_PyObject)" ), 0 )
           self.emit( SIGNAL( "runRange(PyQt_PyObject)" ), ( 0, nFeat ) )
         for f in selection:
-          atMap = f.attributes()
-          lenVal = float( len( atMap[ index ] ) )
+          try:
+            lenVal = float( len( f[ index ] ) )
+          except TypeError:
+            lenVal = 0
           if first:
             minVal = lenVal
             maxVal = lenVal
@@ -295,8 +297,10 @@ def basic_statistics( self, vlayer, myField ):
           self.emit( SIGNAL( "runRange(PyQt_PyObject)" ), ( 0, nFeat ) )
         fit = vprovider.getFeatures()
         while fit.nextFeature( feat ):
-          atMap = feat.attributes()
-          lenVal = float( len( atMap[ index ] ) )
+          try:
+            lenVal = float( len( feat[ index ] ) )
+          except TypeError:
+            lenVal = 0
           if first:
             minVal = lenVal
             maxVal = lenVal
@@ -340,8 +344,7 @@ def basic_statistics( self, vlayer, myField ):
           self.emit( SIGNAL( "runStatus(PyQt_PyObject)" ), 0 )
           self.emit( SIGNAL( "runRange(PyQt_PyObject)" ), ( 0, nFeat ) )
         for f in selection:
-          atMap = f.attributes()
-          value = float( atMap[ index ] )
+          value = float( f[ index ] )
           if first:
             minVal = value
             maxVal = value
@@ -361,8 +364,7 @@ def basic_statistics( self, vlayer, myField ):
           self.emit( SIGNAL( "runRange(PyQt_PyObject)" ), ( 0, nFeat ) )
         fit = vprovider.getFeatures()
         while fit.nextFeature( feat ):
-          atMap = feat.attributes()
-          value = float( atMap[ index ] )
+          value = float( feat[ index ] )
           if first:
             minVal = value
             maxVal = value