From: ellson <devnull@localhost>
Date: Fri, 28 Jul 2006 03:16:47 +0000 (+0000)
Subject: clamp -ve node margins to 0
X-Git-Tag: LAST_LIBGRAPH~32^2~6025
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=37dee19843fabcf0c5893631f7880c780ff96d92;p=graphviz

clamp -ve node margins to 0
---

diff --git a/lib/common/shapes.c b/lib/common/shapes.c
index a02945462..04a158faa 100644
--- a/lib/common/shapes.c
+++ b/lib/common/shapes.c
@@ -527,6 +527,8 @@ static void poly_init(node_t * n)
 	/* padding */
 	if ((p = agget(n, "margin"))) {
 	    i = sscanf(p, "%lf,%lf", &marginx, &marginy);
+	    if (marginx < 0) marginx = 0;
+	    if (marginy < 0) marginy = 0;
 	    if (i > 0) {
 		dimen.x += 2 * POINTS(marginx);
 		if (i > 1)