X-Git-Url: http://source.jalview.org/gitweb/?a=blobdiff_plain;f=src%2Fjalview%2Fgui%2FIdCanvas.java;h=2ebdbba1521629e20c84739bb78a4792bd6f424b;hb=838a66f363f856d499deb2eb5f05d78c2ea75f10;hp=4642741b6877ec1f2b1ae7dddf5dc297db0b7570;hpb=204ab8e31a8230cb1fdf328a86f675e55c6aa990;p=jalview.git

diff --git a/src/jalview/gui/IdCanvas.java b/src/jalview/gui/IdCanvas.java
index 4642741..2ebdbba 100755
--- a/src/jalview/gui/IdCanvas.java
+++ b/src/jalview/gui/IdCanvas.java
@@ -155,7 +155,10 @@ public class IdCanvas extends JPanel implements ViewportListenerI
    */
   public void fastPaint(int vertical)
   {
-    if (gg == null)
+    /*
+     * for now, not attempting fast paint of wrapped ids...
+     */
+    if (gg == null || av.getWrapAlignment())
     {
       repaint();
 
@@ -283,143 +286,158 @@ public class IdCanvas extends JPanel implements ViewportListenerI
     Color currentColor = Color.white;
     Color currentTextColor = Color.black;
 
-    final boolean doHiddenCheck = av.isDisplayReferenceSeq()
-            || av.hasHiddenRows(), hiddenRows = av.hasHiddenRows();
+    boolean hasHiddenRows = av.hasHiddenRows();
 
     if (av.getWrapAlignment())
     {
-      int maxwidth = av.getAlignment().getWidth();
-      int alheight = av.getAlignment().getHeight();
+      drawIdsWrapped(starty, hasHiddenRows);
+      return;
+    }
 
-      if (av.hasHiddenColumns())
-      {
-        maxwidth = av.getAlignment().getHiddenColumns()
-                .findColumnPosition(maxwidth) - 1;
-      }
+    // No need to hang on to labels if we're not wrapped
+    labels = null;
 
-      int annotationHeight = 0;
+    // Now draw the id strings
+    int panelWidth = getWidth();
+    int xPos = 0;
+
+    SequenceI sequence;
+    // Now draw the id strings
+    for (int i = starty; i <= endy; i++)
+    {
+      sequence = av.getAlignment().getSequenceAt(i);
 
-      if (av.isShowAnnotation())
+      if (sequence == null)
       {
-        if (ap == null)
-        {
-          ap = new AnnotationPanel(av);
-        }
+        continue;
+      }
 
-        annotationHeight = ap.adjustPanelHeight();
-        if (labels == null)
-        {
-          labels = new AnnotationLabels(av);
-        }
+      if (hasHiddenRows || av.isDisplayReferenceSeq())
+      {
+        setHiddenFont(sequence);
       }
 
-      int hgap = av.getCharHeight();
-      if (av.getScaleAboveWrapped())
+      // Selected sequence colours
+      if ((searchResults != null) && searchResults.contains(sequence))
       {
-        hgap += av.getCharHeight();
+        currentColor = Color.black;
+        currentTextColor = Color.white;
       }
+      else if ((av.getSelectionGroup() != null)
+              && av.getSelectionGroup().getSequences(null)
+                      .contains(sequence))
+      {
+        currentColor = Color.lightGray;
+        currentTextColor = Color.black;
+      }
+      else
+      {
+        currentColor = av.getSequenceColour(sequence);
+        currentTextColor = Color.black;
+      }
+
+      gg.setColor(currentColor);
+
+      gg.fillRect(0, (i - starty) * av.getCharHeight(), getWidth(),
+              av.getCharHeight());
 
-      int cHeight = alheight * av.getCharHeight() + hgap + annotationHeight;
+      gg.setColor(currentTextColor);
 
-      int rowSize = av.getRanges().getEndRes()
-              - av.getRanges().getStartRes();
+      String string = sequence.getDisplayId(av.getShowJVSuffix());
 
-      // Draw the rest of the panels
-      for (int ypos = hgap, row = av.getRanges().getStartRes(); (ypos <= getHeight())
-              && (row < maxwidth); ypos += cHeight, row += rowSize)
+      if (av.isRightAlignIds())
       {
-        for (int i = starty; i < alheight; i++)
-        {
-          SequenceI s = av.getAlignment().getSequenceAt(i);
-          if (doHiddenCheck)
-          {
-            setHiddenFont(s);
-          }
-          else
-          {
-            gg.setFont(getIdfont());
-          }
-
-          drawIdString(gg, hiddenRows, s, i, 0, ypos);
-        }
+        xPos = panelWidth - fm.stringWidth(string) - 4;
+      }
 
-        if (labels != null && av.isShowAnnotation())
-        {
-          gg.translate(0, ypos + (alheight * av.getCharHeight()));
-          labels.drawComponent(gg, getWidth());
-          gg.translate(0, -ypos - (alheight * av.getCharHeight()));
-        }
+      gg.drawString(string, xPos,
+              (((i - starty) * av.getCharHeight()) + av.getCharHeight())
+                      - (av.getCharHeight() / 5));
+
+      if (hasHiddenRows)
+      {
+        drawMarker(i, starty, 0);
       }
     }
-    else
-    {
-      // No need to hang on to labels if we're not wrapped
-      labels = null;
+  }
 
-      // Now draw the id strings
-      int panelWidth = getWidth();
-      int xPos = 0;
+  /**
+   * Draws sequence ids in wrapped mode
+   * 
+   * @param starty
+   * @param hasHiddenRows
+   */
+  protected void drawIdsWrapped(int starty, boolean hasHiddenRows)
+  {
+    int maxwidth = av.getAlignment().getWidth();
+    int alheight = av.getAlignment().getHeight();
 
-      SequenceI sequence;
-      // Now draw the id strings
-      for (int i = starty; i <= endy; i++)
-      {
-        sequence = av.getAlignment().getSequenceAt(i);
+    if (av.hasHiddenColumns())
+    {
+      maxwidth = av.getAlignment().getHiddenColumns()
+              .findColumnPosition(maxwidth) - 1;
+    }
 
-        if (sequence == null)
-        {
-          continue;
-        }
+    int annotationHeight = 0;
 
-        if (doHiddenCheck)
-        {
-          setHiddenFont(sequence);
-        }
+    if (av.isShowAnnotation())
+    {
+      if (ap == null)
+      {
+        ap = new AnnotationPanel(av);
+      }
 
-        // Selected sequence colours
-        if ((searchResults != null) && searchResults.contains(sequence))
-        {
-          currentColor = Color.black;
-          currentTextColor = Color.white;
-        }
-        else if ((av.getSelectionGroup() != null)
-                && av.getSelectionGroup().getSequences(null)
-                        .contains(sequence))
-        {
-          currentColor = Color.lightGray;
-          currentTextColor = Color.black;
-        }
-        else
-        {
-          currentColor = av.getSequenceColour(sequence);
-          currentTextColor = Color.black;
-        }
+      annotationHeight = ap.adjustPanelHeight();
+      if (labels == null)
+      {
+        labels = new AnnotationLabels(av);
+      }
+    }
 
-        gg.setColor(currentColor);
+    int hgap = av.getCharHeight();
+    if (av.getScaleAboveWrapped())
+    {
+      hgap += av.getCharHeight();
+    }
 
-        gg.fillRect(0, (i - starty) * av.getCharHeight(), getWidth(),
-                av.getCharHeight());
+    int cHeight = alheight * av.getCharHeight() + hgap + annotationHeight;
 
-        gg.setColor(currentTextColor);
+    ViewportRanges ranges = av.getRanges();
 
-        String string = sequence.getDisplayId(av.getShowJVSuffix());
+    int rowSize = ranges.getEndRes() - ranges.getStartRes();
 
-        if (av.isRightAlignIds())
+    /*
+     * draw repeating sequence ids until out of sequence data or
+     * out of visible space, whichever comes first
+     */
+    int ypos = hgap;
+    for (int row = ranges.getStartRes(); (ypos <= getHeight())
+            && (row < maxwidth);)
+    {
+      for (int i = starty; i < alheight; i++)
+      {
+        SequenceI s = av.getAlignment().getSequenceAt(i);
+        if (hasHiddenRows || av.isDisplayReferenceSeq())
         {
-          xPos = panelWidth - fm.stringWidth(string) - 4;
+          setHiddenFont(s);
         }
-
-        gg.drawString(string, xPos,
-                (((i - starty) * av.getCharHeight()) + av.getCharHeight())
-                        - (av.getCharHeight() / 5));
-
-        if (hiddenRows)
+        else
         {
-          drawMarker(i, starty, 0);
+          gg.setFont(getIdfont());
         }
 
+        drawIdString(gg, hasHiddenRows, s, i, 0, ypos);
+      }
+
+      if (labels != null && av.isShowAnnotation())
+      {
+        gg.translate(0, ypos + (alheight * av.getCharHeight()));
+        labels.drawComponent(gg, getWidth());
+        gg.translate(0, -ypos - (alheight * av.getCharHeight()));
       }
 
+      ypos += cHeight;
+      row += rowSize;
     }
   }
 
@@ -520,16 +538,25 @@ public class IdCanvas extends JPanel implements ViewportListenerI
     this.idfont = idfont;
   }
 
+  /**
+   * Respond to viewport range changes (e.g. alignment panel was scrolled). Both
+   * scrolling and resizing change viewport ranges. Scrolling changes both start
+   * and end points, but resize only changes end values. Here we only want to
+   * fastpaint on a scroll, with resize using a normal paint, so scroll events
+   * are identified as changes to the horizontal or vertical start value.
+   * <p>
+   * In unwrapped mode, only responds to a vertical scroll, as horizontal scroll
+   * leaves sequence ids unchanged. In wrapped mode, only vertical scroll is
+   * provided, but it generates a change of "startres" which does require an
+   * update here.
+   */
   @Override
   public void propertyChange(PropertyChangeEvent evt)
   {
-    // Respond to viewport range changes (e.g. alignment panel was scrolled)
-    // Both scrolling and resizing change viewport ranges: scrolling changes
-    // both start and end points, but resize only changes end values.
-    // Here we only want to fastpaint on a scroll, with resize using a normal
-    // paint, so scroll events are identified as changes to the horizontal or
-    // vertical start value.
-    if (evt.getPropertyName().equals(ViewportRanges.STARTSEQ))
+    String propertyName = evt.getPropertyName();
+    if (propertyName.equals(ViewportRanges.STARTSEQ)
+            || (av.getWrapAlignment() && propertyName
+                    .equals(ViewportRanges.STARTRES)))
     {
       fastPaint((int) evt.getNewValue() - (int) evt.getOldValue());
     }