Added normalization code for string color values.

Now colors are converted to lowercase values before being compared.

src/plugins/stef/roi/bloc/op/FilterROI.java

@@ -28,6 +28,7 @@ import plugins.adufour.vars.lang.VarSequence;
 import plugins.adufour.vars.lang.VarString;
 import plugins.adufour.vars.util.VarException;
 import plugins.kernel.roi.descriptor.measure.ROIInteriorDescriptor;
+import plugins.kernel.roi.descriptor.property.ROIColorDescriptor;
 import plugins.stef.roi.bloc.RoiBlocks;
 
 /**
@@ -270,7 +271,16 @@ public class FilterROI extends Plugin implements ROIBlock, PluginLibrary, Plugin
         // try to get the type behind
         final Object typedValue = getTypedValue(value);
         // get regex from String
-        final String regexValue = StringUtil.wildcardToRegex(value);
+        final String regexValue;
+        if (roiDescriptor instanceof ROIColorDescriptor)
+        {
+            regexValue = StringUtil.wildcardToRegex(value.toLowerCase());
+            value = value.toLowerCase();
+        }
+        else
+        {
+            regexValue = StringUtil.wildcardToRegex(value);
+        }
 
         // number comparison
         if (typedValue instanceof Number)
@@ -337,7 +347,7 @@ public class FilterROI extends Plugin implements ROIBlock, PluginLibrary, Plugin
                         else if (res instanceof String)
                             stringRes = (String) res;
                         else if (res instanceof Color)
-                            stringRes = colorToString((Color) res);
+                            stringRes = colorToString((Color) res).toLowerCase();
                         else if (res != null)
                             stringRes = res.toString();
                         else