import jalview.util.MessageManager;
import jalview.util.Platform;
import jalview.viewmodel.OverviewDimensions;
-import jalview.viewmodel.OverviewDimensionsAllVisible;
-import jalview.viewmodel.OverviewDimensionsWithHidden;
+import jalview.viewmodel.OverviewDimensionsHideHidden;
+import jalview.viewmodel.OverviewDimensionsShowHidden;
+import jalview.viewmodel.ViewportListenerI;
import java.awt.BorderLayout;
+import java.awt.CheckboxMenuItem;
+import java.awt.Cursor;
import java.awt.Dimension;
-import java.awt.MenuItem;
+import java.awt.Frame;
import java.awt.Panel;
import java.awt.PopupMenu;
-import java.awt.event.ActionEvent;
-import java.awt.event.ActionListener;
import java.awt.event.ComponentAdapter;
import java.awt.event.ComponentEvent;
import java.awt.event.InputEvent;
+import java.awt.event.ItemEvent;
+import java.awt.event.ItemListener;
import java.awt.event.MouseEvent;
import java.awt.event.MouseListener;
import java.awt.event.MouseMotionListener;
+import java.beans.PropertyChangeEvent;
public class OverviewPanel extends Panel implements Runnable,
- MouseMotionListener, MouseListener
+ MouseMotionListener, MouseListener, ViewportListenerI
{
private OverviewDimensions od;
private boolean updateRunning = false;
+ private boolean draggingBox = false;
+
public OverviewPanel(AlignmentPanel alPanel)
{
this.av = alPanel.av;
this.ap = alPanel;
setLayout(null);
- od = new OverviewDimensionsWithHidden(av.getRanges(),
- (av.isShowAnnotation() && av.getSequenceConsensusHash() != null));
+ od = new OverviewDimensionsShowHidden(av.getRanges(),
+ (av.isShowAnnotation()
+ && av.getSequenceConsensusHash() != null));
oviewCanvas = new OverviewCanvas(od, av);
setLayout(new BorderLayout());
add(oviewCanvas, BorderLayout.CENTER);
setSize(new Dimension(od.getWidth(), od.getHeight()));
+
+ av.getRanges().addPropertyChangeListener(this);
+
addComponentListener(new ComponentAdapter()
{
@Override
public void mouseClicked(MouseEvent evt)
{
- // right button press
- if ((evt.getModifiers() & InputEvent.BUTTON3_MASK) == InputEvent.BUTTON3_MASK)
+ if ((evt.getModifiers()
+ & InputEvent.BUTTON3_MASK) == InputEvent.BUTTON3_MASK)
{
showPopupMenu(evt);
}
@Override
public void mouseMoved(MouseEvent evt)
{
+ if (od.isPositionInBox(evt.getX(), evt.getY()))
+ {
+ this.getParent()
+ .setCursor(Cursor.getPredefinedCursor(Cursor.HAND_CURSOR));
+ }
+ else
+ {
+ this.getParent()
+ .setCursor(
+ Cursor.getPredefinedCursor(Cursor.CROSSHAIR_CURSOR));
+ }
}
@Override
public void mousePressed(MouseEvent evt)
{
- mouseAction(evt);
+ if ((evt.getModifiers()
+ & InputEvent.BUTTON3_MASK) == InputEvent.BUTTON3_MASK)
+ {
+ if (!Platform.isAMac())
+ {
+ showPopupMenu(evt);
+ }
+ }
+ else
+ {
+ // don't do anything if the mouse press is in the overview's box
+ // (wait to see if it's a drag instead)
+ // otherwise update the viewport
+ if (!od.isPositionInBox(evt.getX(), evt.getY()))
+ {
+ draggingBox = false;
+
+ // display drag cursor at mouse position
+ setCursor(Cursor.getPredefinedCursor(Cursor.MOVE_CURSOR));
+
+ od.updateViewportFromMouse(evt.getX(), evt.getY(),
+ av.getAlignment().getHiddenSequences(),
+ av.getAlignment().getHiddenColumns());
+ getParent()
+ .setCursor(Cursor.getPredefinedCursor(Cursor.HAND_CURSOR));
+ }
+ else
+ {
+ draggingBox = true;
+ od.setDragPoint(evt.getX(), evt.getY(),
+ av.getAlignment().getHiddenSequences(),
+ av.getAlignment().getHiddenColumns());
+ }
+ }
}
@Override
public void mouseReleased(MouseEvent evt)
{
- mouseAction(evt);
+ draggingBox = false;
}
@Override
public void mouseDragged(MouseEvent evt)
{
- mouseAction(evt);
- }
-
- private void mouseAction(MouseEvent evt)
- {
- // right button press
- if ((evt.getModifiers() & InputEvent.BUTTON3_MASK) == InputEvent.BUTTON3_MASK)
+ if ((evt.getModifiers()
+ & InputEvent.BUTTON3_MASK) == InputEvent.BUTTON3_MASK)
{
if (!Platform.isAMac())
{
}
else
{
- od.updateViewportFromMouse(evt.getX(), evt.getY(), av.getAlignment()
- .getHiddenSequences(), av.getAlignment().getHiddenColumns());
- ap.setScrollValues(od.getScrollCol(), od.getScrollRow());
- ap.paintAlignment(false);
+ if (draggingBox)
+ {
+ // set the mouse position as a fixed point in the box
+ // and drag relative to that position
+ od.adjustViewportFromMouse(evt.getX(), evt.getY(),
+ av.getAlignment().getHiddenSequences(),
+ av.getAlignment().getHiddenColumns());
+ }
+ else
+ {
+ od.updateViewportFromMouse(evt.getX(), evt.getY(),
+ av.getAlignment().getHiddenSequences(),
+ av.getAlignment().getHiddenColumns());
+ }
+ ap.paintAlignment(false, false);
}
}
*/
public void updateOverviewImage()
{
+ if (oviewCanvas == null)
+ {
+ /*
+ * panel has been disposed
+ */
+ return;
+ }
+
if ((getSize().width > 0) && (getSize().height > 0))
{
od.setWidth(getSize().width);
public void run()
{
oviewCanvas.draw(av.isShowSequenceFeatures(),
- (av.isShowAnnotation() && av
- .getAlignmentConservationAnnotation() != null),
+ (av.isShowAnnotation()
+ && av.getAlignmentConservationAnnotation() != null),
ap.seqPanel.seqCanvas.getFeatureRenderer());
setBoxPosition();
}
* changed
*
*/
- public void setBoxPosition()
+ private void setBoxPosition()
{
- od.setBoxPosition(av.getAlignment()
-.getHiddenSequences(), av
- .getAlignment().getHiddenColumns());
+ od.setBoxPosition(av.getAlignment().getHiddenSequences(),
+ av.getAlignment().getHiddenColumns());
repaint();
}
private void showPopupMenu(MouseEvent e)
{
PopupMenu popup = new PopupMenu();
- ActionListener menuListener = new ActionListener()
+ ItemListener menuListener = new ItemListener()
{
@Override
- public void actionPerformed(ActionEvent event)
+ public void itemStateChanged(ItemEvent e)
{
- // switch on/off the hidden columns view
toggleHiddenColumns();
}
};
- MenuItem item = new MenuItem(
+ CheckboxMenuItem item = new CheckboxMenuItem(
MessageManager.getString("label.togglehidden"));
+ item.setState(showHidden);
popup.add(item);
- item.addActionListener(menuListener);
+ item.addItemListener(menuListener);
+ this.add(popup);
popup.show(this, e.getX(), e.getY());
}
+ @Override
+ public void propertyChange(PropertyChangeEvent evt)
+ {
+ setBoxPosition();
+ }
+
/*
* Toggle overview display between showing hidden columns and hiding hidden columns
*/
if (showHidden)
{
showHidden = false;
- od = new OverviewDimensionsAllVisible(av.getRanges(),
- (av.isShowAnnotation() && av
- .getAlignmentConservationAnnotation() != null));
+ od = new OverviewDimensionsHideHidden(av.getRanges(),
+ (av.isShowAnnotation()
+ && av.getAlignmentConservationAnnotation() != null));
}
else
{
showHidden = true;
- od = new OverviewDimensionsWithHidden(av.getRanges(),
- (av.isShowAnnotation() && av
- .getAlignmentConservationAnnotation() != null));
+ od = new OverviewDimensionsShowHidden(av.getRanges(),
+ (av.isShowAnnotation()
+ && av.getAlignmentConservationAnnotation() != null));
}
oviewCanvas.resetOviewDims(od);
updateOverviewImage();
}
+
+ /**
+ * Removes this object as a property change listener, and nulls references
+ */
+ protected void dispose()
+ {
+ try
+ {
+ av.getRanges().removePropertyChangeListener(this);
+ Frame parent = (Frame) getParent();
+ parent.dispose();
+ parent.setVisible(false);
+ } finally
+ {
+ av = null;
+ if (oviewCanvas != null)
+ {
+ oviewCanvas.dispose();
+ }
+ oviewCanvas = null;
+ ap = null;
+ od = null;
+ }
+ }
}