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[jalview.git] / src / jalview / appletgui / TreeCanvas.java

diff --git a/src/jalview/appletgui/TreeCanvas.java b/src/jalview/appletgui/TreeCanvas.java
index 9483436..47bebbe 100755 (executable)
--- a/src/jalview/appletgui/TreeCanvas.java
+++ b/src/jalview/appletgui/TreeCanvas.java
@@ -59,15 +59,11 @@ public class TreeCanvas
   Hashtable nameHash = new Hashtable();\r
   Hashtable nodeHash = new Hashtable();\r
 \r
-  public TreeCanvas(AlignViewport av, NJTree tree, ScrollPane scroller,\r
-                    String label)\r
+  public TreeCanvas(AlignViewport av, ScrollPane scroller)\r
   {\r
     this.av = av;\r
-    this.tree = tree;\r
     scrollPane = scroller;\r
     addMouseListener(this);\r
-    tree.findHeight(tree.getTopNode());\r
-    longestName = label;\r
     setLayout(null);\r
 \r
     PaintRefresher.Register(this, av.alignment);\r
@@ -93,6 +89,30 @@ public class TreeCanvas
   {\r
     this.tree = tree;\r
     tree.findHeight(tree.getTopNode());\r
+\r
+    // Now have to calculate longest name based on the leaves\r
+    Vector leaves = tree.findLeaves(tree.getTopNode(), new Vector());\r
+    boolean has_placeholders = false;\r
+    longestName = "";\r
+\r
+    for (int i = 0; i < leaves.size(); i++)\r
+    {\r
+      SequenceNode lf = (SequenceNode) leaves.elementAt(i);\r
+\r
+      if (lf.isPlaceholder())\r
+      {\r
+        has_placeholders = true;\r
+      }\r
+\r
+      if (longestName.length() < ( (Sequence) lf.element()).getName()\r
+          .length())\r
+      {\r
+        longestName = TreeCanvas.PLACEHOLDER +\r
+            ( (Sequence) lf.element()).getName();\r
+      }\r
+    }\r
+\r
+    setMarkPlaceholders(has_placeholders);\r
   }\r
 \r
   public void drawNode(Graphics g, SequenceNode node, float chunk, float scale,\r