import jalview.viewmodel.ViewportListenerI;
import java.awt.BorderLayout;
+import java.awt.Cursor;
import java.awt.Dimension;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.MouseEvent;
import java.awt.event.MouseMotionAdapter;
import java.beans.PropertyChangeEvent;
+import java.beans.PropertyVetoException;
import javax.swing.JCheckBoxMenuItem;
+import javax.swing.JInternalFrame;
import javax.swing.JPanel;
import javax.swing.JPopupMenu;
import javax.swing.SwingUtilities;
* @author $author$
* @version $Revision$
*/
-public class OverviewPanel extends JPanel implements Runnable,
- ViewportListenerI
+public class OverviewPanel extends JPanel
+ implements Runnable, ViewportListenerI
{
private OverviewDimensions od;
private boolean showHidden = true;
+ private boolean draggingBox = false;
+
/**
* Creates a new OverviewPanel object.
*
this.ap = alPanel;
od = new OverviewDimensionsShowHidden(av.getRanges(),
- (av.isShowAnnotation() && av
- .getAlignmentConservationAnnotation() != null));
+ (av.isShowAnnotation()
+ && av.getAlignmentConservationAnnotation() != null));
setSize(od.getWidth(), od.getHeight());
{
if (!SwingUtilities.isRightMouseButton(evt))
{
- od.updateViewportFromMouse(evt.getX(), evt.getY(), av
- .getAlignment().getHiddenSequences(), av.getAlignment()
- .getHiddenColumns());
+ 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());
+ }
+ }
+ }
+
+ @Override
+ public void mouseMoved(MouseEvent evt)
+ {
+ if (od.isPositionInBox(evt.getX(), evt.getY()))
+ {
+ // display drag cursor at mouse position
+ setCursor(Cursor.getPredefinedCursor(Cursor.MOVE_CURSOR));
+ }
+ else
+ {
+ // reset cursor
+ setCursor(Cursor.getPredefinedCursor(Cursor.DEFAULT_CURSOR));
}
}
});
else
// if (!av.getWrapAlignment())
{
- od.updateViewportFromMouse(evt.getX(), evt.getY(), av
- .getAlignment().getHiddenSequences(), av.getAlignment()
- .getHiddenColumns());
+ if (!od.isPositionInBox(evt.getX(), evt.getY()))
+ {
+ // 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
+ od.updateViewportFromMouse(evt.getX(), evt.getY(),
+ av.getAlignment().getHiddenSequences(),
+ av.getAlignment().getHiddenColumns());
+ }
+ else
+ {
+ draggingBox = true;
+ od.setDragPoint(evt.getX(), evt.getY(),
+ av.getAlignment().getHiddenSequences(),
+ av.getAlignment().getHiddenColumns());
+ }
+ }
+ }
+
+ @Override
+ public void mouseReleased(MouseEvent evt)
+ {
+ if (draggingBox)
+ {
+ draggingBox = false;
}
}
}
});
-
updateOverviewImage();
}
{
showHidden = false;
od = new OverviewDimensionsHideHidden(av.getRanges(),
- (av.isShowAnnotation() && av
- .getAlignmentConservationAnnotation() != null));
+ (av.isShowAnnotation()
+ && av.getAlignmentConservationAnnotation() != null));
}
else
{
showHidden = true;
od = new OverviewDimensionsShowHidden(av.getRanges(),
- (av.isShowAnnotation() && av
- .getAlignmentConservationAnnotation() != null));
+ (av.isShowAnnotation()
+ && av.getAlignmentConservationAnnotation() != null));
}
oviewCanvas.resetOviewDims(od);
updateOverviewImage();
*/
public void updateOverviewImage()
{
+ if (oviewCanvas == null)
+ {
+ /*
+ * panel has been disposed
+ */
+ return;
+ }
+
if ((getWidth() > 0) && (getHeight() > 0))
{
od.setWidth(getWidth());
od.setHeight(getHeight());
}
-
+
setPreferredSize(new Dimension(od.getWidth(), od.getHeight()));
if (oviewCanvas.restartDraw())
Thread thread = new Thread(this);
thread.start();
repaint();
-
}
@Override
public void run()
{
oviewCanvas.draw(av.isShowSequenceFeatures(),
- (av.isShowAnnotation() && av
- .getAlignmentConservationAnnotation() != null), ap
- .getSeqPanel().seqCanvas.getFeatureRenderer());
+ (av.isShowAnnotation()
+ && av.getAlignmentConservationAnnotation() != null),
+ ap.getSeqPanel().seqCanvas.getFeatureRenderer());
setBoxPosition();
}
*/
private void setBoxPosition()
{
- od.setBoxPosition(av.getAlignment().getHiddenSequences(), av
- .getAlignment().getHiddenColumns());
+ od.setBoxPosition(av.getAlignment().getHiddenSequences(),
+ av.getAlignment().getHiddenColumns());
repaint();
}
{
setBoxPosition();
}
+
+ /**
+ * Removes this object as a property change listener, and nulls references
+ */
+ protected void dispose()
+ {
+ try
+ {
+ if (av != null)
+ {
+ av.getRanges().removePropertyChangeListener(this);
+ }
+
+ /*
+ * close the parent frame (which also removes it from the
+ * Desktop Windows menu)
+ */
+ ((JInternalFrame) SwingUtilities.getAncestorOfClass(
+ JInternalFrame.class, (this))).setClosed(true);
+ } catch (PropertyVetoException e)
+ {
+ // ignore
+ } finally
+ {
+ av = null;
+ oviewCanvas = null;
+ ap = null;
+ od = null;
+ }
+ }
}