From: erg <devnull@localhost>
Date: Wed, 16 Feb 2005 14:09:04 +0000 (+0000)
Subject: Forgot to add these last night.
X-Git-Tag: LAST_LIBGRAPH~32^2~7932
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=35f3c77c1ca586af1f5c37aafb8fdaf9db52fdbe;p=graphviz

Forgot to add these last night.
---

diff --git a/lib/neatogen/adjust.c b/lib/neatogen/adjust.c
index 441a2016e..b79958628 100644
--- a/lib/neatogen/adjust.c
+++ b/lib/neatogen/adjust.c
@@ -649,7 +649,12 @@ static void updateGraph(Agraph_t * graph)
     }
 }
 
-static void normalize(graph_t * g)
+/* normalize:
+ * If normalize is set, move first node to origin, then
+ * rotate graph so that first edge is horizontal.
+ * FIX: Generalize to allow rotation determined by graph shape.
+ */
+void normalize(graph_t * g)
 {
     node_t *v;
     edge_t *e;
@@ -723,7 +728,7 @@ static adjust_data *getAdjustMode(char *s)
 	return adjustMode + 1;
 }
 
-void adjustNodes(graph_t * G)
+void removeOverlap(graph_t * G)
 {
     /* int          userWindow = 0; */
     char *flag;
@@ -736,7 +741,6 @@ void adjustNodes(graph_t * G)
 
     if (agnnodes(G) < 2)
 	return;
-    normalize(G);
     flag = agget(G, "overlap");
     if (flag == NULL)
 	return;
@@ -800,3 +804,12 @@ void adjustNodes(graph_t * G)
 /* fprintf (stderr, "old scale %.4f sec\n", elapsed_sec()); */
 
 }
+
+void adjustNodes(graph_t * G)
+{
+    if (agnnodes(G) < 2)
+	return;
+    normalize(G);
+    removeOverlap (G);
+}
+
diff --git a/lib/neatogen/adjust.h b/lib/neatogen/adjust.h
index 251202b2d..4168e8c9b 100644
--- a/lib/neatogen/adjust.h
+++ b/lib/neatogen/adjust.h
@@ -24,6 +24,8 @@ extern "C" {
 #endif
 
     extern void adjustNodes(graph_t * G);
+    extern void normalize(graph_t * g);
+    extern void removeOverlap(graph_t * G);
 
 #ifdef __cplusplus
 }