# HG changeset patch
# User Rik <rik@octave.org>
# Date 1381247406 25200
# Node ID dcbab6f3e7270e48bfb47cfbbf914290c29c1df1
# Parent  c0ce72efe5a806100b0fd915bead01c0b5e6650e
pcolor.m: Use tight axis limits when x-values, y-values are integers.

* scripts/plot/draw/pcolor.m: Test x,y values for being integers (such as from
meshgrid) and set tight limits if found.

diff -r c0ce72efe5a8 -r dcbab6f3e727 scripts/plot/draw/pcolor.m
--- a/scripts/plot/draw/pcolor.m	Tue Oct 08 08:18:27 2013 -0700
+++ b/scripts/plot/draw/pcolor.m	Tue Oct 08 08:50:06 2013 -0700
@@ -85,6 +85,14 @@
     set (htmp, "facecolor", "flat");
     if (! ishold ())
       set (hax, "view", [0, 90], "box", "on");
+      ## FIXME: Maybe this should be in the general axis limit setting routine?
+      ##        When values are integers, want to use tight limits.
+      if (all (x(:) == fix (x(:)))) 
+        xlim ([min(x(:)), max(x(:))]);
+      endif
+      if (all (y(:) == fix (y(:)))) 
+        ylim ([min(y(:)), max(y(:))]);
+      endif
     endif
 
   unwind_protect_cleanup