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changeset 17043:f4dc32d6f263

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semilogx.m: Overhaul function to use new __plt_get_axis_arg__. * scripts/plot/semilogx.m: Use hax instead of h. Save figure instead of axes. Check ishold status before setting xminortick.
author Rik <rik@octave.org>
date Wed, 24 Jul 2013 23:12:46 -0700
parents 62d5f73e840c
children cec8c423b3e8
files scripts/plot/semilogx.m
diffstat 1 files changed, 15 insertions(+), 13 deletions(-) [+]
line wrap: on
line diff
--- a/scripts/plot/semilogx.m
+++ b/scripts/plot/semilogx.m
@@ -33,33 +33,35 @@
 
 ## Author: jwe
 
-function retval = semilogx (varargin)
+function h = semilogx (varargin)
 
-  [h, varargin, nargs] = __plt_get_axis_arg__ ("semilogx", varargin{:});
+  [hax, varargin, nargs] = __plt_get_axis_arg__ ("semilogx", varargin{:});
 
   if (nargs < 1)
     print_usage ();
   endif
 
-  oldh = gca ();
+  oldfig = ifelse (isempty (hax), [], get (0, "currentfigure"));
   unwind_protect
-    axes (h);
-    newplot ();
+    hax = newplot (hax);
 
-    set (h, "xscale", "log");
-    if (any( strcmp (get (gca, "nextplot"), {"new", "replace"})))
-      set (h, "xminortick", "on");
+    set (hax, "xscale", "log");
+    if (! ishold (hax))
+      set (hax, "xminortick", "on");
     endif
 
-    tmp = __plt__ ("semilogx", h, varargin{:});
+    htmp = __plt__ ("semilogx", hax, varargin{:});
 
-    if (nargout > 0)
-      retval = tmp;
+  unwind_protect_cleanup
+    if (! isempty (oldfig))
+      set (0, "currentfigure", oldfig);
     endif
-  unwind_protect_cleanup
-    axes (oldh);
   end_unwind_protect
 
+  if (nargout > 0)
+    h = htmp;
+  endif
+
 endfunction