X-Git-Url: http://source.jalview.org/gitweb/?a=blobdiff_plain;f=src%2Fjalview%2Fappletgui%2FRotatableCanvas.java;h=370de5f9cdbc95c8fb2b7021fa67e671520cfa1e;hb=85ea01ed18683bb55c5fd2adffde801b75e5c311;hp=25754cd939ecffb9ff89b95f078b4aefd0a854b0;hpb=930a6609bc99bfb0827fc5d0d16666787aaba575;p=jalview.git

diff --git a/src/jalview/appletgui/RotatableCanvas.java b/src/jalview/appletgui/RotatableCanvas.java
index 25754cd..370de5f 100755
--- a/src/jalview/appletgui/RotatableCanvas.java
+++ b/src/jalview/appletgui/RotatableCanvas.java
@@ -32,12 +32,12 @@ public class RotatableCanvas
     extends Panel implements MouseListener,
     MouseMotionListener,
     KeyListener
-//RubberbandListener,
-//SequenceSelectionListener
 {
   RotatableMatrix idmat = new RotatableMatrix(3, 3);
   RotatableMatrix objmat = new RotatableMatrix(3, 3);
   RotatableMatrix rotmat = new RotatableMatrix(3, 3);
+  String tooltip;
+  int toolx, tooly;
 
   //RubberbandRectangle rubberband;
 
@@ -82,17 +82,25 @@ public class RotatableCanvas
   float scalefactor = 1;
 
   AlignViewport av;
-//  Controller    controller;
+  boolean showLabels = false;
 
+  public RotatableCanvas(AlignViewport av)
+  {
+    this.av = av;
+  }
 
-  public RotatableCanvas(AlignViewport av,
-                         Vector points, int npoint)
+  public void showLabels(boolean b)
+  {
+    showLabels = b;
+    repaint();
+  }
+
+  public void setPoints(Vector points, int npoint)
   {
     this.points = points;
     this.npoint = npoint;
-    this.av = av;
     PaintRefresher.Register(this, av.alignment);
-//
+
     prefsize = getPreferredSize();
     orig = new float[npoint][3];
 
@@ -285,31 +293,50 @@ public class RotatableCanvas
     return getPreferredSize();
   }
 
+  public void update(Graphics g)
+  {
+    paint(g);
+  }
   public void paint(Graphics g)
   {
-    //Only create the image at the beginning -
-    if ( (img == null) || (prefsize.width != getSize().width) ||
-        (prefsize.height != getSize().height))
+    if (points == null)
+    {
+      g.setFont(new Font("Verdana", Font.PLAIN, 18));
+      g.drawString("Calculating PCA....", 20, getSize().height / 2);
+    }
+    else
     {
-      prefsize.width = getSize().width;
-      prefsize.height = getSize().height;
 
-      scale = findScale();
+      //Only create the image at the beginning -
+      if ( (img == null) || (prefsize.width != getSize().width) ||
+          (prefsize.height != getSize().height))
+      {
+        prefsize.width = getSize().width;
+        prefsize.height = getSize().height;
 
-      //      System.out.println("New scale = " + scale);
-      img = createImage(getSize().width, getSize().height);
-      ig = img.getGraphics();
+        scale = findScale();
 
-    }
+        //      System.out.println("New scale = " + scale);
+        img = createImage(getSize().width, getSize().height);
+        ig = img.getGraphics();
 
-    drawBackground(ig, Color.black);
-    drawScene(ig);
-    if (drawAxes == true)
-    {
-      drawAxes(ig);
-    }
+      }
+
+      drawBackground(ig, Color.black);
+      drawScene(ig);
+      if (drawAxes == true)
+      {
+        drawAxes(ig);
+      }
+
+      if(tooltip!=null)
+      {
+        ig.setColor(Color.red);
+        ig.drawString(tooltip, toolx, tooly);
+      }
 
-    g.drawImage(img, 0, 0, this);
+      g.drawImage(img, 0, 0, this);
+    }
   }
 
   public void drawAxes(Graphics g)
@@ -332,7 +359,7 @@ public class RotatableCanvas
 
   public void drawScene(Graphics g)
   {
-    boolean darker = false;
+    //boolean darker = false;
 
     int halfwidth = getSize().width / 2;
     int halfheight = getSize().height / 2;
@@ -367,14 +394,14 @@ public class RotatableCanvas
       }
 
       g.fillRect(x - 3, y - 3, 6, 6);
-      g.setColor(Color.red);
+      if (showLabels)
+      {
+        g.setColor(Color.red);
+        g.drawString( ( (SequencePoint) points.elementAt(i)).sequence.
+                     getName(),
+                     x - 3, y - 4);
+      }
     }
-//    //Now the rectangle
-//    if (rectx2 != -1 && recty2 != -1) {
-//      g.setColor(Color.white);
-//
-//      g.drawRect(rectx1,recty1,rectx2-rectx1,recty2-recty1);
-//    }
   }
 
   public Dimension minimumsize()
@@ -395,7 +422,6 @@ public class RotatableCanvas
 
   public void keyPressed(KeyEvent evt)
   {
-    requestFocus();
     if (evt.getKeyCode() == KeyEvent.VK_UP)
     {
       scalefactor = (float) (scalefactor * 1.1);
@@ -485,27 +511,26 @@ public class RotatableCanvas
     repaint();
   }
 
-  // private void fireSequenceSelectionEvent(Selection sel) {
-  //   controller.handleSequenceSelectionEvent(new SequenceSelectionEvent(this,sel));
-  //}
 
   public void mouseMoved(MouseEvent evt)
   {
-    // SequenceI found = findPoint(evt.getX(), evt.getY());
+     SequenceI found = findPoint(evt.getX(), evt.getY());
+     if(found==null)
+       tooltip = null;
+     else
+     {
+       tooltip = found.getName();
+       toolx = evt.getX();
+       tooly = evt.getY();
+     }
+     repaint();
   }
 
   public void mouseDragged(MouseEvent evt)
   {
     mx = evt.getX();
     my = evt.getY();
-    //Check if this is a rectangle drawing drag
-    if ( (evt.getModifiers() & InputEvent.BUTTON2_MASK) != 0)
-    {
-//      rectx2 = evt.getX();
-//      recty2 = evt.getY();
-    }
-    else
-    {
+
       rotmat.setIdentity();
 
       rotmat.rotate( (float) (my - omy), 'x');
@@ -535,13 +560,11 @@ public class RotatableCanvas
       omy = my;
 
       paint(this.getGraphics());
-    }
-
   }
 
   public void rectSelect(int x1, int y1, int x2, int y2)
   {
-    boolean changedSel = false;
+    //boolean changedSel = false;
     for (int i = 0; i < npoint; i++)
     {
       SequencePoint sp = (SequencePoint) points.elementAt(i);
@@ -592,26 +615,5 @@ public class RotatableCanvas
       return null;
     }
   }
-  /*  public boolean handleRubberbandEvent(RubberbandEvent evt) {
-      System.out.println("Rubberband handler called in RotatableCanvas with " +
-                         evt.getBounds());
-
-      Rubberband rb = (Rubberband)evt.getSource();
-
-      // Clear the current selection (instance variable)
-      //if ((rb.getModifiers() & Event.SHIFT_MASK) == 0) {
-      //   clearSelection();
-      //}
-
-      if (rb.getComponent() == this) {
-        Rectangle bounds = evt.getBounds();
-   rectSelect(bounds.x,bounds.y,bounds.x+bounds.width,bounds.y+bounds.height);
-      }
-
-      redrawneeded = true;
-      paint(this.getGraphics());
-
-      return true;
-    }*/
 
 }