/*
- * Jalview - A Sequence Alignment Editor and Viewer (Version 2.7)
- * Copyright (C) 2011 J Procter, AM Waterhouse, J Engelhardt, LM Lui, G Barton, M Clamp, S Searle
- *
+ * Jalview - A Sequence Alignment Editor and Viewer (Version 2.8)
+ * Copyright (C) 2012 J Procter, AM Waterhouse, LM Lui, J Engelhardt, G Barton, M Clamp, S Searle
+ *
* This file is part of Jalview.
- *
+ *
* Jalview is free software: you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
+ * modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.
- *
- * Jalview is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty
- * of MERCHANTABILITY or FITNESS FOR A PARTICULAR
+ *
+ * Jalview is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty
+ * of MERCHANTABILITY or FITNESS FOR A PARTICULAR
* PURPOSE. See the GNU General Public License for more details.
- *
+ *
* You should have received a copy of the GNU General Public License along with Jalview. If not, see <http://www.gnu.org/licenses/>.
*/
package jalview.gui;
import jalview.renderer.AwtRenderPanelI;
/**
- * DOCUMENT ME!
- *
+ * AnnotationPanel displays visible portion of annotation rows below unwrapped
+ * alignment
+ *
* @author $author$
* @version $Revision$
*/
public class AnnotationPanel extends JPanel implements AwtRenderPanelI,
- MouseListener, MouseMotionListener, ActionListener,
- AdjustmentListener
+ MouseListener, MouseWheelListener, MouseMotionListener,
+ ActionListener, AdjustmentListener, Scrollable
{
final String HELIX = "Helix";
public final AnnotationRenderer renderer;
+ private MouseWheelListener[] _mwl;
+
/**
* Creates a new AnnotationPanel object.
- *
+ *
* @param ap
* DOCUMENT ME!
*/
addMouseMotionListener(this);
ap.annotationScroller.getVerticalScrollBar()
.addAdjustmentListener(this);
+ // save any wheel listeners on the scroller, so we can propagate scroll
+ // events to them.
+ _mwl = ap.annotationScroller.getMouseWheelListeners();
+ // and then set our own listener to consume all mousewheel events
+ ap.annotationScroller.addMouseWheelListener(this);
renderer = new AnnotationRenderer();
}
renderer = new AnnotationRenderer();
}
- /**
- * DOCUMENT ME!
- *
- * @param evt
- * DOCUMENT ME!
+ @Override
+ public void mouseWheelMoved(MouseWheelEvent e)
+ {
+ if (e.isShiftDown())
+ {
+ e.consume();
+ if (e.getWheelRotation() > 0)
+ {
+ ap.scrollRight(true);
+ }
+ else
+ {
+ ap.scrollRight(false);
+ }
+ }
+ else
+ {
+ // TODO: find the correct way to let the event bubble up to
+ // ap.annotationScroller
+ for (MouseWheelListener mwl : _mwl)
+ {
+ if (mwl != null)
+ {
+ mwl.mouseWheelMoved(e);
+ }
+ if (e.isConsumed())
+ {
+ break;
+ }
+ }
+ }
+ }
+
+ @Override
+ public Dimension getPreferredScrollableViewportSize()
+ {
+ return getPreferredSize();
+ }
+
+ @Override
+ public int getScrollableBlockIncrement(Rectangle visibleRect,
+ int orientation, int direction)
+ {
+ return 30;
+ }
+
+ @Override
+ public boolean getScrollableTracksViewportHeight()
+ {
+ return false;
+ }
+
+ @Override
+ public boolean getScrollableTracksViewportWidth()
+ {
+ return true;
+ }
+
+ @Override
+ public int getScrollableUnitIncrement(Rectangle visibleRect,
+ int orientation, int direction)
+ {
+ return 30;
+ }
+
+ /*
+ * (non-Javadoc)
+ *
+ * @see
+ * java.awt.event.AdjustmentListener#adjustmentValueChanged(java.awt.event
+ * .AdjustmentEvent)
*/
@Override
public void adjustmentValueChanged(AdjustmentEvent evt)
{
+ // update annotation label display
ap.alabels.setScrollOffset(-evt.getValue());
}
* Calculates the height of the annotation displayed in the annotation panel.
* Callers should normally call the ap.adjustAnnotationHeight method to ensure
* all annotation associated components are updated correctly.
- *
+ *
*/
public int adjustPanelHeight()
{
- int height = calcPanelHeight();
+ int height = av.calcPanelHeight();
this.setPreferredSize(new Dimension(1, height));
if (ap != null)
{
}
/**
- * calculate the height for visible annotation, revalidating bounds where
- * necessary ABSTRACT GUI METHOD
- *
- * @return total height of annotation
- */
- public int calcPanelHeight()
- {
- // setHeight of panels
- AlignmentAnnotation[] aa = av.getAlignment().getAlignmentAnnotation();
- int height = 0;
-
- if (aa != null)
- {
- for (int i = 0; i < aa.length; i++)
- {
- if (aa[i] == null)
- {
- System.err.println("Null annotation row: ignoring.");
- continue;
- }
- if (!aa[i].visible)
- {
- continue;
- }
-
- aa[i].height = 0;
-
- if (aa[i].hasText)
- {
- aa[i].height += av.charHeight;
- }
-
- if (aa[i].hasIcons)
- {
- aa[i].height += 16;
- }
-
- if (aa[i].graph > 0)
- {
- aa[i].height += aa[i].graphHeight;
- }
-
- if (aa[i].height == 0)
- {
- aa[i].height = 20;
- }
-
- height += aa[i].height;
- }
- }
- if (height == 0)
- {
- // set minimum
- height = 20;
- }
- return height;
- }
-
- /**
* DOCUMENT ME!
- *
+ *
* @param evt
* DOCUMENT ME!
*/
aa[activeRow].validateRangeAndDisplay();
adjustPanelHeight();
+ ap.alignmentChanged();
repaint();
return;
{
String collatedInput = "";
String last = "";
- ColumnSelection viscols=av.getColumnSelection();
+ ColumnSelection viscols = av.getColumnSelection();
// TODO: refactor and save av.getColumnSelection for efficiency
for (int i = 0; i < columnSelection.size(); i++)
{
/**
* DOCUMENT ME!
- *
+ *
* @param evt
* DOCUMENT ME!
*/
/**
* DOCUMENT ME!
- *
+ *
* @param evt
* DOCUMENT ME!
*/
/**
* DOCUMENT ME!
- *
+ *
* @param evt
* DOCUMENT ME!
*/
/**
* DOCUMENT ME!
- *
+ *
* @param evt
* DOCUMENT ME!
*/
/**
* DOCUMENT ME!
- *
+ *
* @param evt
* DOCUMENT ME!
*/
/**
* DOCUMENT ME!
- *
+ *
* @param evt
* DOCUMENT ME!
*/
/**
* DOCUMENT ME!
- *
+ *
* @param evt
* DOCUMENT ME!
*/
}
}
- private volatile boolean imageFresh=false;
+
+ private volatile boolean imageFresh = false;
+
/**
* DOCUMENT ME!
- *
+ *
* @param g
* DOCUMENT ME!
*/
imgWidth = (av.endRes - av.startRes + 1) * av.charWidth;
if (imgWidth < 1)
return;
- if (image == null || imgWidth != image.getWidth()
+ if (image == null || imgWidth != image.getWidth(this)
|| image.getHeight(this) != getHeight())
{
- image = new BufferedImage(imgWidth, ap.annotationPanel.getHeight(),
- BufferedImage.TYPE_INT_RGB);
+ try
+ {
+ image = new BufferedImage(imgWidth, ap.annotationPanel.getHeight(),
+ BufferedImage.TYPE_INT_RGB);
+ } catch (OutOfMemoryError oom)
+ {
+ try
+ {
+ System.gc();
+ } catch (Exception x)
+ {
+ }
+ ;
+ new OOMWarning(
+ "Couldn't allocate memory to redraw screen. Please restart Jalview",
+ oom);
+ return;
+ }
gg = (Graphics2D) image.getGraphics();
if (av.antiAlias)
fm = gg.getFontMetrics();
gg.setColor(Color.white);
gg.fillRect(0, 0, imgWidth, image.getHeight());
- imageFresh=true;
+ imageFresh = true;
}
drawComponent(gg, av.startRes, av.endRes + 1);
- imageFresh=false;
+ imageFresh = false;
g.drawImage(image, 0, 0, this);
}
/**
* non-Thread safe repaint
- *
+ *
* @param horizontal
* repaint with horizontal shift in alignment
*/
}
+ private volatile boolean lastImageGood = false;
+
/**
* DOCUMENT ME!
- *
+ *
* @param g
* DOCUMENT ME!
* @param startRes
*/
public void drawComponent(Graphics g, int startRes, int endRes)
{
+ BufferedImage oldFaded = fadedImage;
if (av.isCalcInProgress())
{
if (image == null)
{
+ lastImageGood = false;
return;
}
// We'll keep a record of the old image,
// and draw a faded image until the calculation
// has completed
- if (fadedImage == null || fadedImage.getWidth() != imgWidth
- || fadedImage.getHeight() != image.getHeight())
+ if (lastImageGood
+ && (fadedImage == null || fadedImage.getWidth() != imgWidth || fadedImage
+ .getHeight() != image.getHeight()))
{
+ // System.err.println("redraw faded image ("+(fadedImage==null ?
+ // "null image" : "") + " lastGood="+lastImageGood+")");
fadedImage = new BufferedImage(imgWidth, image.getHeight(),
BufferedImage.TYPE_INT_RGB);
fadedG.drawImage(image, 0, 0, this);
}
+ // make sure we don't overwrite the last good faded image until all
+ // calculations have finished
+ lastImageGood = false;
}
else
{
+ if (fadedImage != null)
+ {
+ oldFaded = fadedImage;
+ }
fadedImage = null;
}
-
+
g.setColor(Color.white);
g.fillRect(0, 0, (endRes - startRes) * av.charWidth, getHeight());
return;
}
- renderer.drawComponent(this, av, g, activeRow, startRes, endRes);
+ lastImageGood = renderer.drawComponent(this, av, g, activeRow,
+ startRes, endRes);
+ if (!lastImageGood && fadedImage == null)
+ {
+ fadedImage = oldFaded;
+ }
}
@Override