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changeset 26851:4d7665fc8f6c stable

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line.m: Fix creation of unwanted axes (bug #55840) * line.m: Save/restore figure when plotting into an axes other than gca.
author Rik <rik@octave.org>
date Tue, 05 Mar 2019 17:29:38 -0800
parents 55e087e232fe
children 98f34c841f89 b0f359a5ad35
files scripts/plot/draw/line.m
diffstat 1 files changed, 10 insertions(+), 1 deletions(-) [+]
line wrap: on
line diff
--- a/scripts/plot/draw/line.m	Mon Mar 04 11:42:18 2019 -0800
+++ b/scripts/plot/draw/line.m	Tue Mar 05 17:29:38 2019 -0800
@@ -68,11 +68,20 @@
 
   if (isempty (hax))
     hax = gca ();
+    oldfig = [];
   else
     hax = hax(1);
+    oldfig = get (0, "currentfigure");
+    set (0, "currentfigure", ancestor (hax, "figure"));
   endif
 
-  htmp = __line__ (hax, varargin{:});
+  unwind_protect
+    htmp = __line__ (hax, varargin{:});
+  unwind_protect_cleanup
+    if (! isempty (oldfig))
+      set (0, "currentfigure", oldfig);
+    endif
+  end_unwind_protect
 
   if (nargout > 0)
     h = htmp;