import jalview.datamodel.SequenceI;
import jalview.renderer.ScaleRenderer;
import jalview.renderer.ScaleRenderer.ScaleMark;
+import jalview.viewmodel.ViewportListenerI;
import jalview.viewmodel.ViewportRanges;
import java.awt.BasicStroke;
import java.awt.RenderingHints;
import java.awt.Shape;
import java.awt.image.BufferedImage;
+import java.beans.PropertyChangeEvent;
import java.util.List;
import javax.swing.JComponent;
* @author $author$
* @version $Revision$
*/
-public class SeqCanvas extends JComponent
+public class SeqCanvas extends JComponent implements ViewportListenerI
{
final FeatureRenderer fr;
setLayout(new BorderLayout());
PaintRefresher.Register(this, av.getSequenceSetId());
setBackground(Color.white);
+
+ av.getRanges().addPropertyChangeListener(this);
}
public SequenceRenderer getSequenceRenderer()
if (horizontal > 0) // scrollbar pulled right, image to the left
{
- er++;
transX = (er - sr - horizontal) * charWidth;
sr = er - horizontal;
}
else if (horizontal < 0)
{
- er = sr - horizontal - 1;
+ er = sr - horizontal;
}
else if (vertical > 0) // scroll down
{
av.setWrappedWidth(cWidth);
- av.getRanges().setEndRes(av.getRanges().getStartRes() + cWidth);
+ av.getRanges().setEndRes(av.getRanges().getStartRes() + cWidth - 1);
int endx;
int ypos = hgap;
repaint();
}
+
+ @Override
+ public void propertyChange(PropertyChangeEvent evt)
+ {
+ if (!av.getWrapAlignment())
+ {
+ if (evt.getPropertyName().equals("startres")
+ || evt.getPropertyName().equals("endres"))
+ {
+ // Make sure we're not trying to draw a panel
+ // larger than the visible window
+ ViewportRanges vpRanges = av.getRanges();
+ int scrollX = (int) evt.getNewValue() - (int) evt.getOldValue();
+ if (scrollX > vpRanges.getEndRes() - vpRanges.getStartRes())
+ {
+ scrollX = vpRanges.getEndRes() - vpRanges.getStartRes();
+ }
+ else if (scrollX < vpRanges.getStartRes() - vpRanges.getEndRes())
+ {
+ scrollX = vpRanges.getStartRes() - vpRanges.getEndRes();
+ }
+ fastPaint(scrollX, 0);
+ }
+ else if (evt.getPropertyName().equals("startseq")
+ || evt.getPropertyName().equals("endseq"))
+ {
+ fastPaint(0, (int) evt.getNewValue() - (int) evt.getOldValue());
+ }
+ }
+ }
}