# HG changeset patch
# User Ben Abbott  <bpabbott@mac.com>
# Date 1370494781 -28800
# Node ID 5cf7369a74cb1389a50dc1d2357f9bffa2bc1b88
# Parent  3ce3579405f8b9ed9efb700d6c1b864569007fd4
Update legend box when the fontsize changes.

* scripts/plot/legend.m: Use the legend fontsize property when creating text
objects. Update the legend when the fontsize property changes.  Modify demo.
Bug # 38265.

diff -r 3ce3579405f8 -r 5cf7369a74cb scripts/plot/legend.m
--- a/scripts/plot/legend.m	Thu Jun 06 11:03:22 2013 +0800
+++ b/scripts/plot/legend.m	Thu Jun 06 12:59:41 2013 +0800
@@ -593,6 +593,7 @@
           axes (hlegend);
           delete (get (hlegend, "children"));
         endif
+        fontsize = get (hlegend, "fontsize");
         ## Add text label to the axis first, checking their extents
         nentries = numel (hplots);
         texthandle = [];
@@ -603,12 +604,12 @@
             texthandle = [texthandle, text(0, 0, text_strings{k},
                                            "horizontalalignment", "left",
                                            "userdata", hplots(k),
-                                           "fontsize", ca_fontsize)];
+                                           "fontsize", fontsize)];
           else
             texthandle = [texthandle, text(0, 0, text_strings{k},
                                            "horizontalalignment", "right",
                                            "userdata", hplots(k),
-                                           "fontsize", ca_fontsize)];
+                                           "fontsize", fontsize)];
           endif
           units = get (texthandle(end), "units");
           unwind_protect
@@ -874,7 +875,7 @@
         if (addprops)
           addlistener (hlegend, "edgecolor", @updatelegendtext);
           addlistener (hlegend, "textcolor", @updatelegendtext);
-          addlistener (hlegend, "fontsize", @updatelegendtext);
+          addlistener (hlegend, "fontsize", @updatelegend);
           addlistener (hlegend, "interpreter", @updatelegendtext);
           addlistener (hlegend, "location", @updatelegend);
           addlistener (hlegend, "orientation", @updatelegend);
@@ -1066,11 +1067,11 @@
   endif
 endfunction
 
-
 %!demo
 %! plot (rand (2));
 %! title ('legend called with cellstr and string inputs for labels');
-%! legend ({'foo'}, 'bar');
+%! h = legend ({'foo'}, 'bar');
+%! set (h, 'fontsize', 20)
 
 %!demo
 %! plot (rand (3));