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changeset 17095:60228ef13f20

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isfigure.m: Expand to allow matrix inputs and return a logical array. * scripts/plot/isfigure.m: Expand to allow matrix inputs and return a logical array.
author Rik <rik@octave.org>
date Thu, 25 Jul 2013 16:18:10 -0700
parents e5ded64def41
children 255d9e7aa494 e38820d1124c
files scripts/plot/isfigure.m
diffstat 1 files changed, 13 insertions(+), 5 deletions(-) [+]
line wrap: on
line diff
--- a/scripts/plot/isfigure.m
+++ b/scripts/plot/isfigure.m
@@ -18,8 +18,11 @@
 
 ## -*- texinfo -*-
 ## @deftypefn {Function File} {} isfigure (@var{h})
-## Return true if @var{h} is a graphics handle that contains a figure
-## object.
+## Return true if @var{h} is a figure graphics handle and false otherwise.
+##
+## If @var{h} is a matrix then return a logical array which is true where
+## the elements of @var{h} are figure graphics handles and false where
+## they are not.
 ## @seealso{ishandle}
 ## @end deftypefn
 
@@ -27,10 +30,15 @@
 
 function retval = isfigure (h)
 
-  if (nargin == 1)
-    retval = (ishandle (h) && strcmp (get (h, "type"), "figure"));
+  if (nargin != 1)
+    print_usage ();
+  endif
+
+  hlist = ishandle (h);
+  if (any (hlist))
+    retval(hlist) = strcmp (get (h(hlist), "type"), "figure");
   else
-    print_usage ();
+    retval = hlist;
   endif
 
 endfunction