X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;f=src%2Fedu%2Fberkeley%2Fsbp%2Futil%2FGraphViz.java;h=ef08fae8ab8a028d443b84bb9f056e248141396b;hb=eda544585c2304faa82d249c4744fd5cecbf9211;hp=13899bb2540b108404b4774eebd4dc9f0a57bd5b;hpb=d95659dd73e9dee2d18417535e4c7d5a010033b6;p=sbp.git

diff --git a/src/edu/berkeley/sbp/util/GraphViz.java b/src/edu/berkeley/sbp/util/GraphViz.java
index 13899bb..ef08fae 100644
--- a/src/edu/berkeley/sbp/util/GraphViz.java
+++ b/src/edu/berkeley/sbp/util/GraphViz.java
@@ -20,14 +20,17 @@ public class GraphViz {
     public class Node {
         private final int idx = master_idx++;
         public String label;
+        public String comment;
         public boolean directed = false;
         public String color="black";
         public ArrayList<Node> edges = new ArrayList<Node>();
+        public ArrayList<Object> labels = new ArrayList<Object>();
         public ArrayList<Node> inbound = new ArrayList<Node>();
-        public void edge(ToGraphViz o) {
+        public void edge(ToGraphViz o, Object label) {
             Node n = o.toGraphViz(GraphViz.this);
             if (n==null) return;
             edges.add(n);
+            labels.add(label);
             n.inbound.add(this);
         }
         public String name() {
@@ -37,8 +40,11 @@ public class GraphViz {
         }
         public void edges(PrintWriter pw) {
             if (simple()) return;
-            for(Node n : edges)
-                pw.println("    "+name()+" -> " + n.name() + " [color="+color+"];\n");
+            for(int i=0; i<edges.size(); i++) {
+                Node n = edges.get(i);
+                Object label = labels.get(i);
+                pw.println("    "+name()+" -> " + n.name() + " [color="+color+" " +(label==null?"":("label=\""+label+"\""))+ "];\n");
+            }
         }
         public int numEdges() { return edges.size(); }
         public boolean simple() {
@@ -84,6 +90,7 @@ public class GraphViz {
                 pw.print("\"");
             }
             pw.print("color="+color);
+            if (comment!=null) pw.print(" comment=\""+StringUtil.escapify(comment,"\\\"")+"\" ");
             pw.print("];\n");
         }
     }
@@ -106,9 +113,13 @@ public class GraphViz {
         public boolean isHidden();
     }
 
+    public void show() throws IOException {
+        Runtime.getRuntime().exec(new String[] { "dot", "-Tsvg" });
+    }
+
     public void dump(PrintWriter pw) {
         IdentityHashMap<Node,Node> done = new IdentityHashMap<Node,Node>();
-        pw.println("digraph G { rankdir=LR; \n");
+        pw.println("digraph G { rankdir=LR; ordering=out; \n");
         for(Group g : groups.values()) {
             pw.println("  { rank=same;\n");
             for(Node n : groups.keySet())
@@ -124,6 +135,7 @@ public class GraphViz {
         }
         for(Node n : ihm.values()) n.edges(pw);
         pw.println("}\n");
+        pw.flush();
     }
 
 }