Use font size, not font height
[jalview.git] / src / jalview / gui / TreeCanvas.java
index f0d63c4..79634f6 100755 (executable)
@@ -50,13 +50,13 @@ public class TreeCanvas extends JPanel implements MouseListener, Runnable,
     JScrollPane scrollPane;\r
     AlignViewport av;\r
     Font font;\r
-    int fontSize = 12;\r
+    FontMetrics fm;\r
     boolean fitToWindow = true;\r
     boolean showDistances = false;\r
     boolean showBootstrap = false;\r
     boolean markPlaceholders = false;\r
     int offx = 20;\r
-    int offy = 20;\r
+    int offy;\r
     float threshold;\r
     String longestName;\r
     int labelLength = -1;\r
@@ -74,19 +74,16 @@ public class TreeCanvas extends JPanel implements MouseListener, Runnable,
      * @param scroller DOCUMENT ME!\r
      * @param label DOCUMENT ME!\r
      */\r
-    public TreeCanvas(AlignViewport av, NJTree tree, JScrollPane scroller,\r
-        String label)\r
+    public TreeCanvas(AlignViewport av, JScrollPane scroller)\r
     {\r
         this.av = av;\r
-        this.tree = tree;\r
+        font = av.getFont();\r
         scrollPane = scroller;\r
         addMouseListener(this);\r
-        tree.findHeight(tree.getTopNode());\r
-        longestName = label;\r
-\r
         PaintRefresher.Register(this, av.alignment);\r
     }\r
 \r
+\r
     /**\r
      * DOCUMENT ME!\r
      *\r
@@ -102,7 +99,7 @@ public class TreeCanvas extends JPanel implements MouseListener, Runnable,
             av.setSelectionGroup(selected);\r
         }\r
 \r
-        selected.setEndRes(av.alignment.getWidth());\r
+        selected.setEndRes(av.alignment.getWidth()-1);\r
         selected.addOrRemove(sequence, true);\r
 \r
         PaintRefresher.Refresh(this, av.alignment);\r
@@ -118,6 +115,30 @@ public class TreeCanvas extends JPanel implements MouseListener, Runnable,
     {\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
     /**\r
@@ -194,11 +215,11 @@ public class TreeCanvas extends JPanel implements MouseListener, Runnable,
 \r
             String name = (markPlaceholders && node.isPlaceholder())\r
                 ? (PLACEHOLDER + node.getName()) : node.getName();\r
-            FontMetrics fm = g.getFontMetrics(font);\r
+\r
             int charWidth = fm.stringWidth(name) + 3;\r
-            int charHeight = fm.getHeight();\r
+            int charHeight = font.getSize();\r
 \r
-            Rectangle rect = new Rectangle(xend + 20, ypos - charHeight,\r
+            Rectangle rect = new Rectangle(xend+10, ypos-charHeight/2,\r
                     charWidth, charHeight);\r
 \r
             nameHash.put((SequenceI) node.element(), rect);\r
@@ -211,12 +232,12 @@ public class TreeCanvas extends JPanel implements MouseListener, Runnable,
             {\r
                 g.setColor(Color.gray);\r
 \r
-                g.fillRect(xend + 10, ypos - charHeight + 3, charWidth,\r
+                g.fillRect(xend + 10, ypos-charHeight/2, charWidth,\r
                     charHeight);\r
                 g.setColor(Color.white);\r
             }\r
 \r
-            g.drawString(name, xend + 10, ypos);\r
+            g.drawString(name, xend + 10, ypos+fm.getDescent());\r
             g.setColor(Color.black);\r
         }\r
         else\r
@@ -319,7 +340,7 @@ public class TreeCanvas extends JPanel implements MouseListener, Runnable,
                 ((SequenceNode) top.right()).count;\r
         }\r
 \r
-        float chunk = (float) (height - (offy * 2)) / top.count;\r
+        float chunk = (float) (height - (offy)) / top.count;\r
 \r
         pickNode(pickBox, top, chunk, wscale, width, offx, offy);\r
     }\r
@@ -503,52 +524,49 @@ public class TreeCanvas extends JPanel implements MouseListener, Runnable,
     public void paintComponent(Graphics g)\r
     {\r
         super.paintComponent(g);\r
-        font = new Font("Verdana", Font.PLAIN, fontSize);\r
         g.setFont(font);\r
 \r
-        FontMetrics fm = g.getFontMetrics(font);\r
-\r
-        if (nameHash.size() == 0)\r
+        if(tree==null)\r
         {\r
-            repaint();\r
+          g.drawString("Calculating tree....", 20, getHeight()/2);\r
         }\r
-\r
-        if (fitToWindow ||\r
-                (!fitToWindow &&\r
-                (scrollPane.getHeight() > ((fm.getHeight() * nameHash.size()) +\r
-                offy))))\r
+        else\r
         {\r
+          fm = g.getFontMetrics(font);\r
+\r
+          if (nameHash.size() == 0)\r
+          {\r
+            repaint();\r
+          }\r
+\r
+          if (fitToWindow ||\r
+              (!fitToWindow &&\r
+               (scrollPane.getHeight() > ( (fm.getHeight() * nameHash.size()) +\r
+                                          offy))))\r
+          {\r
             draw(g, scrollPane.getWidth(), scrollPane.getHeight());\r
             setPreferredSize(null);\r
-        }\r
-        else\r
-        {\r
+          }\r
+          else\r
+          {\r
             setPreferredSize(new Dimension(scrollPane.getWidth(),\r
-                    fm.getHeight() * nameHash.size()));\r
+                                           fm.getHeight() * nameHash.size()));\r
             draw(g, scrollPane.getWidth(), fm.getHeight() * nameHash.size());\r
-        }\r
+          }\r
 \r
-        scrollPane.revalidate();\r
+          scrollPane.revalidate();\r
+        }\r
     }\r
 \r
-    /**\r
-     * DOCUMENT ME!\r
-     *\r
-     * @return DOCUMENT ME!\r
-     */\r
-    public int getFontSize()\r
-    {\r
-        return fontSize;\r
-    }\r
 \r
     /**\r
      * DOCUMENT ME!\r
      *\r
      * @param fontSize DOCUMENT ME!\r
      */\r
-    public void setFontSize(int fontSize)\r
+    public void setFont(Font font)\r
     {\r
-        this.fontSize = fontSize;\r
+        this.font = font;\r
         repaint();\r
     }\r
 \r
@@ -567,7 +585,13 @@ public class TreeCanvas extends JPanel implements MouseListener, Runnable,
         g2.setColor(Color.white);\r
         g2.fillRect(0, 0, width, height);\r
 \r
-        labelLength = g2.getFontMetrics(font).stringWidth(longestName) + 20; //20 allows for scrollbar\r
+        g2.setFont(font);\r
+\r
+        offy = font.getSize()*2;\r
+\r
+        fm = g2.getFontMetrics(font);\r
+\r
+        labelLength = fm.stringWidth(longestName) + 20; //20 allows for scrollbar\r
 \r
         float wscale = (float) (width - labelLength - (offx * 2)) / tree.getMaxHeight();\r
 \r
@@ -579,7 +603,7 @@ public class TreeCanvas extends JPanel implements MouseListener, Runnable,
                 ((SequenceNode) top.right()).count;\r
         }\r
 \r
-        float chunk = (float) (height - (offy * 2)) / top.count;\r
+        float chunk = (float) (height - (offy)) / top.count;\r
 \r
         drawNode(g2, tree.getTopNode(), chunk, wscale, width, offx, offy);\r
 \r
@@ -704,19 +728,31 @@ public class TreeCanvas extends JPanel implements MouseListener, Runnable,
                         }\r
                     }\r
 \r
-                    ColourSchemeI cs = ColourSchemeProperty.getColour(sequences,\r
-                            av.alignment.getWidth(),\r
-                            ColourSchemeProperty.getColourName(\r
-                                av.getGlobalColourScheme()));\r
+                    ColourSchemeI cs = null;\r
+\r
+                    if (av.getGlobalColourScheme() != null)\r
+                    {\r
+                      if (av.getGlobalColourScheme() instanceof UserColourScheme)\r
+                      {\r
+                        cs = new UserColourScheme(\r
+                            ( (UserColourScheme) av.getGlobalColourScheme()).getColours());\r
+\r
+                      }\r
+                      else\r
+                        cs = ColourSchemeProperty.getColour(sequences,\r
+                                                            av.alignment.getWidth(),\r
+                                                            ColourSchemeProperty.getColourName(\r
+                                                                av.getGlobalColourScheme()));\r
+\r
+                        cs.setThreshold(av.getGlobalColourScheme().getThreshold(),\r
+                                                             av.getIgnoreGapsConsensus());\r
+                    }\r
+\r
 \r
                     SequenceGroup sg = new SequenceGroup(sequences,\r
                             "TreeGroup", cs, true, true, false, 0,\r
                             av.alignment.getWidth());\r
 \r
-                    if (sg.cs != null)\r
-                    {\r
-                        sg.cs.setThreshold(25, av.getIgnoreGapsConsensus());\r
-                    }\r
 \r
                     if (  av.getGlobalColourScheme()!=null\r
                        && av.getGlobalColourScheme().conservationApplied())\r