From: erg <devnull@localhost>
Date: Thu, 3 Jul 2008 17:09:08 +0000 (+0000)
Subject: Fix setattr function to handle HTML string input
X-Git-Tag: LAST_LIBGRAPH~32^2~3890
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=18544560355af2689ea1afecbb55bf4830c37fc6;p=graphviz

Fix setattr function to handle HTML string input
---

diff --git a/cmd/dotty/dotty.lefty b/cmd/dotty/dotty.lefty
index d0a620a61..d306f7b21 100644
--- a/cmd/dotty/dotty.lefty
+++ b/cmd/dotty/dotty.lefty
@@ -487,13 +487,26 @@ dotty.protogt.findnode = function (gt, vt) {
     gt.setviewcenter ([vt.vtid = vt;], node.pos);
 };
 dotty.protogt.setattr = function (gt, obj) {
-    local kv, t, attr, value;
+    local kv, t, attr, value, n, i, s;
 
     if (~(kv = ask ('give attr/value, eg. color=blue')))
         return;
     t = split (kv, '=');
     attr = t[0];
     value = t[1];
+    if ((n = tablesize (t)) > 2)
+        for (i = 2; i < n; i = i + 1)
+            value = concat (value, '=', t[i]);
+    # Check for HTML string and convert using lefty convention
+    s = split (value, '');
+    n = tablesize (s);
+    if ((s[0] == '<') & (s[n-1] == '>')) {
+        s[0] = '>';
+        s[n-1] = '<';
+        value = s[0]; 
+        for (i = 1; i < n; i = i + 1)
+            value = concat (value, s[i]);
+    }
     if (
         obj.attr == gt.graph.graphattr |
         obj.attr == gt.graph.edgeattr |