From: amwaterhouse <Andrew Waterhouse>
Date: Thu, 16 Mar 2006 15:15:05 +0000 (+0000)
Subject: Selection Group rendering updated
X-Git-Tag: Root_VamJalview_2_07b+~61
X-Git-Url: http://source.jalview.org/gitweb/?p=jalview.git;a=commitdiff_plain;h=dc086b020537a18c3ce575fbb220033979270a65

Selection Group rendering updated
---

diff --git a/src/jalview/appletgui/SeqCanvas.java b/src/jalview/appletgui/SeqCanvas.java
index ac5ff89..5afbe23 100755
--- a/src/jalview/appletgui/SeqCanvas.java
+++ b/src/jalview/appletgui/SeqCanvas.java
@@ -152,21 +152,34 @@ public class SeqCanvas
 
   }
 
-  public void fastPaint(int horizontal, int vertical)
+  int lastsr=0;
+  void fastPaint(int horizontal, int vertical)
   {
-    if (fastPaint || gg == null)
+    if ( fastPaint || gg == null)
     {
-      repaint();
       return;
     }
 
+
+    // Its possible on certain browsers that the call to fastpaint
+    // is faster than it can paint, so this check here catches
+    // this possibility
+    if(lastsr + horizontal != av.startRes)
+    {
+      horizontal = av.startRes - lastsr;
+    }
+
+    lastsr = av.startRes;
+
     fastPaint = true;
     gg.copyArea(horizontal * av.charWidth,
                 vertical * av.charHeight,
-                imgWidth,
-                imgHeight,
+                imgWidth - horizontal * av.charWidth,
+                imgHeight - vertical * av.charHeight,
                 -horizontal * av.charWidth,
-                    -vertical * av.charHeight);
+                -vertical * av.charHeight);
+
+
 
     int sr = av.startRes, er = av.endRes, ss = av.startSeq, es = av.endSeq,
         transX = 0, transY = 0;
@@ -424,7 +437,7 @@ public class SeqCanvas
     return annotations.adjustPanelHeight();
     }
 
-  synchronized public void drawPanel(Graphics g, int startRes, int endRes, int startSeq, int endSeq, int offset)
+  void drawPanel(Graphics g, int startRes, int endRes, int startSeq, int endSeq, int offset)
   {
 
     g.setFont(av.getFont());
@@ -438,15 +451,12 @@ public class SeqCanvas
     nextSeq = av.alignment.getSequenceAt(i);
 
     sr.drawSequence(g, nextSeq, av.alignment.findAllGroups(nextSeq), startRes, endRes,
-                    (startRes - startRes) * av.charWidth,
-                    offset +
-                    (i - startSeq) * av.charHeight,
-                    av.charWidth, av.charHeight);
+                    offset + ( (i - startSeq) * av.charHeight));
 
     if (av.showSequenceFeatures)
     {
       fr.drawSequence(g, nextSeq, startRes, endRes,
-                      offset +(i - startSeq) * av.charHeight,
+                      offset + ((i - startSeq) * av.charHeight),
                       av.charWidth, av.charHeight);
     }
     /// Highlight search Results once all sequences have been drawn
@@ -466,162 +476,163 @@ public class SeqCanvas
    }
   }
 
-    /////////////////////////////////////
+  //
+  /////////////////////////////////////
+  // Now outline any areas if necessary
+  /////////////////////////////////////
+  SequenceGroup group = av.getSelectionGroup();
 
-    // Now outline any areas if necessary
-    /////////////////////////////////////
-    SequenceGroup group = av.getSelectionGroup();
-    java.util.Vector groups = av.alignment.getGroups();
+  int sx = -1;
+  int sy = -1;
+  int ex = -1;
+  int groupIndex = -1;
 
-    int sx = -1, sy = -1, ex = -1;
-    int groupIndex = -1;
-    if (group == null && groups.size() > 0)
-    {
-      group = (SequenceGroup) groups.elementAt(0);
+  if ((group == null) && (av.alignment.getGroups().size() > 0))
+  {
+      group = (SequenceGroup) av.alignment.getGroups().elementAt(0);
       groupIndex = 0;
-    }
-    if (group != null)
-    {
-        do
-        {
-            int oldY = -1;
-            int i = 0;
-            boolean inGroup = false;
-            int top = -1;
-            int bottom = -1;
+  }
 
-            for (i = startSeq; i < endSeq; i++)
-            {
-                sx = (group.getStartRes() - startRes) * av.charWidth;
-                sy = offset + ((i - startSeq) * av.charHeight);
-                ex = (((group.getEndRes() + 1) - group.getStartRes()) * av.charWidth) -
-                    1;
+  if ( group != null)
+  {
+      do
+      {
+          int oldY = -1;
+          int i = 0;
+          boolean inGroup = false;
+          int top = -1;
+          int bottom = -1;
+
+          for (i = startSeq; i < endSeq; i++)
+          {
+              sx = (group.getStartRes() - startRes) * av.charWidth;
+              sy = offset + ((i - startSeq) * av.charHeight);
+              ex = (((group.getEndRes() + 1) - group.getStartRes()) * av.charWidth) -
+                  1;
+
+              if(sx+ex<0 || sx>imgWidth)
+              {
+                continue;
+              }
 
-                if(sx+ex<0 || sx>imgWidth)
+              if ( (sx <= (endRes-startRes)*av.charWidth) &&
+                      group.sequences.contains(av.alignment.getSequenceAt(
+                              i)))
+              {
+                if (bottom == -1)
                 {
-                  continue;
+                 if(i == endSeq-1 || // Dont check for i+1 if on the bottom row
+                  !group.sequences.contains(av.alignment.getSequenceAt(i+1 )))
+
+                    bottom = sy + av.charHeight;
                 }
 
-                if ( (sx <= (endRes-startRes)*av.charWidth) &&
-                        group.sequences.contains(av.alignment.getSequenceAt(
-                                i)))
+                  if (!inGroup)
+                  {
+                      if (((top == -1) && (i == 0)) ||
+                              !group.sequences.contains(
+                                  av.alignment.getSequenceAt(i - 1)))
+                      {
+                          top = sy;
+                      }
+
+                      oldY = sy;
+                      inGroup = true;
+
+                      if (group == av.getSelectionGroup())
+                      {
+                          g.setColor(Color.red);
+                      }
+                      else
+                      {
+                          g.setColor(group.getOutlineColour());
+                      }
+                  }
+              }
+              else
+              {
+                if (inGroup)
                 {
+                  if (sx >= 0 && sx < imgWidth)
+                    g.drawLine(sx, oldY, sx, sy);
 
-                    if (bottom == -1)
-                   {
-                     if(i == endSeq-1 || // Dont check for i+1 if on the bottom row
-                      !group.sequences.contains(av.alignment.getSequenceAt(i+1 )))
-
-                        bottom = sy + av.charHeight;
-                    }
-
-                    if (!inGroup)
-                    {
-                        if (((top == -1) && (i == 0)) ||
-                                !group.sequences.contains(
-                                    av.alignment.getSequenceAt(i - 1)))
-                        {
-                            top = sy;
-                        }
-
-                        oldY = sy;
-                        inGroup = true;
-
-                        if (group == av.getSelectionGroup())
-                        {
-
-                            g.setColor(Color.red);
-                        }
-                        else
-                        {
-                            g.setColor(group.getOutlineColour());
-                        }
-                    }
-                }
-                else
-                {
-                  if (inGroup)
+                  if (sx + ex < imgWidth)
+                    g.drawLine(sx + ex, oldY, sx + ex, sy);
+
+                  if (sx < 0)
                   {
-                    if (sx >= 0 && sx < imgWidth)
-                      g.drawLine(sx, oldY, sx, sy);
-
-                    if (sx + ex < imgWidth)
-                      g.drawLine(sx + ex, oldY, sx + ex, sy);
-
-                    if (sx < 0)
-                    {
-                      ex += sx;
-                      sx = 0;
-                    }
-
-                    if (sx + ex > imgWidth)
-                      ex = imgWidth;
-
-                    else if (sx + ex >= (endRes - startRes + 1) * av.charWidth)
-                      ex = (endRes - startRes + 1) * av.charWidth;
-
-                    if (top != -1)
-                    {
-                      g.drawLine(sx, top, sx + ex, top);
-                      top = -1;
-                    }
-
-                    if (bottom != -1)
-                    {
-                      g.drawLine(sx, bottom, sx + ex, bottom);
-                      bottom = -1;
-                    }
-
-                    inGroup = false;
-                    }
-                }
-            }
+                    ex += sx;
+                    sx = 0;
+                  }
 
-            if (inGroup)
-            {
-              sy = offset + ( (i - startSeq) * av.charHeight);
-              if (sx >= 0 && sx < imgWidth)
-                g.drawLine(sx, oldY, sx, sy);
+                  if (sx + ex > imgWidth)
+                    ex = imgWidth;
 
-              if (sx + ex < imgWidth)
-                g.drawLine(sx + ex, oldY, sx + ex, sy);
+                  else if (sx + ex >= (endRes - startRes + 1) * av.charWidth)
+                    ex = (endRes - startRes + 1) * av.charWidth;
 
-              if (sx < 0)
-              {
-                ex += sx;
-                sx = 0;
-              }
+                  if (top != -1)
+                  {
+                    g.drawLine(sx, top, sx + ex, top);
+                    top = -1;
+                  }
 
-              if (sx + ex > imgWidth)
-                ex = imgWidth;
-              else if (sx + ex >= (endRes - startRes + 1) * av.charWidth)
-                ex = (endRes - startRes + 1) * av.charWidth;
+                  if (bottom != -1)
+                  {
+                    g.drawLine(sx, bottom, sx + ex, bottom);
+                    bottom = -1;
+                  }
 
-              if (top != -1)
-              {
-                g.drawLine(sx, top, sx + ex, top);
-                top = -1;
+                  inGroup = false;
+                  }
               }
+          }
 
-              if (bottom != -1)
-              {
-                g.drawLine(sx, bottom - 1, sx + ex, bottom - 1);
-                bottom = -1;
-              }
+          if (inGroup)
+          {
+            sy = offset + ( (i - startSeq) * av.charHeight);
+            if (sx >= 0 && sx < imgWidth)
+              g.drawLine(sx, oldY, sx, sy);
+
+            if (sx + ex < imgWidth)
+              g.drawLine(sx + ex, oldY, sx + ex, sy);
 
-                inGroup = false;
+            if (sx < 0)
+            {
+              ex += sx;
+              sx = 0;
             }
 
-            groupIndex++;
+            if (sx + ex > imgWidth)
+              ex = imgWidth;
+            else if (sx + ex >= (endRes - startRes + 1) * av.charWidth)
+              ex = (endRes - startRes + 1) * av.charWidth;
 
-            if (groupIndex >= groups.size())
+            if (top != -1)
             {
-                break;
+              g.drawLine(sx, top, sx + ex, top);
+              top = -1;
             }
 
-            group = (SequenceGroup) groups.elementAt(groupIndex);
-        }
-        while (groupIndex < groups.size());
+            if (bottom != -1)
+            {
+              g.drawLine(sx, bottom - 1, sx + ex, bottom - 1);
+              bottom = -1;
+            }
+
+              inGroup = false;
+          }
+
+          groupIndex++;
+
+          if (groupIndex >= av.alignment.getGroups().size())
+          {
+              break;
+          }
+
+          group = (SequenceGroup) av.alignment.getGroups().elementAt(groupIndex);
+      }
+      while (groupIndex < av.alignment.getGroups().size());
     }
   }