import jalview.api.AlignViewportI;
import jalview.bin.Cache;
+import jalview.datamodel.AlignmentI;
import jalview.renderer.OverviewRenderer;
import jalview.renderer.OverviewResColourFinder;
import jalview.viewmodel.OverviewDimensions;
import java.awt.Graphics;
import java.awt.image.BufferedImage;
-import javax.swing.JComponent;
+import javax.swing.JPanel;
-public class OverviewCanvas extends JComponent
+@SuppressWarnings("serial")
+public class OverviewCanvas extends JPanel
{
private static final Color TRANS_GREY = new Color(100, 100, 100, 25);
private volatile boolean updaterunning = false;
- private boolean dispose = false;
-
- private BufferedImage miniMe;
+ private boolean disposed = false;
private BufferedImage lastMiniMe = null;
private ProgressPanel progressPanel;
- public OverviewCanvas(OverviewDimensions overviewDims,
+ private boolean showSequenceFeatures;
+
+ private boolean showAnnotation;
+
+ private jalview.api.FeatureRenderer featureRenderer;
+
+ private OverviewPanel panel;
+
+ public OverviewCanvas(OverviewPanel panel,
+ OverviewDimensions overviewDims,
AlignViewportI alignvp, ProgressPanel pp)
{
+ this.panel = panel;
od = overviewDims;
av = alignvp;
progressPanel = pp;
cf = new OverviewResColourFinder(useLegacy, gapCol, hiddenCol);
setSize(od.getWidth(), od.getHeight());
+ setPreferredSize(getSize()); // BH 2019.07.29 added
}
/**
{
if (updaterunning)
{
- restart = true;
- if (or != null)
- {
- or.setRedraw(true);
- }
+ setRestart("restartDraw");
}
else
{
}
}
+ private void setRestart(String why)
+ {
+ // System.out.println("OC restart true " + why);
+ restart = true;
+ if (or != null)
+ {
+ or.setRedraw(true);
+ }
+ }
+
/**
* Draw the overview sequences
*
* true if sequence features are to be shown
* @param showAnnotation
* true if the annotation is to be shown
- * @param transferRenderer
+ * @param featureRenderer
* the renderer to transfer feature colouring from
*/
public void draw(boolean showSequenceFeatures, boolean showAnnotation,
- FeatureRenderer transferRenderer)
+ jalview.api.FeatureRenderer featureRenderer)
{
- miniMe = null;
+ this.showSequenceFeatures = showSequenceFeatures;
+ this.showAnnotation = showAnnotation;
+ this.featureRenderer = featureRenderer;
+
+ // System.out.println("OC draw " + ++ndraw + " showseqf="
+ // + showSequenceFeatures + " showAnno=" + showAnnotation);
if (showSequenceFeatures)
{
- fr.transferSettings(transferRenderer);
+ fr.transferSettings(featureRenderer);
}
setPreferredSize(new Dimension(od.getWidth(), od.getHeight()));
- or = new OverviewRenderer(fr, od, av.getAlignment(),
- av.getResidueShading(), cf);
-
- or.addPropertyChangeListener(progressPanel);
-
- miniMe = or.draw(od.getRows(av.getAlignment()),
- od.getColumns(av.getAlignment()));
+ AlignmentI al = av.getAlignment();
+ or = new OverviewRenderer(panel.ap, fr, od, al,
+ av.getResidueShading(), cf,
+ progressPanel != null);
+ if (progressPanel != null)
+ {
+ or.addPropertyChangeListener(progressPanel);
+ }
+ or.draw(od.getRows(al), od.getColumns(al));
+ }
+ void finalizeDraw(BufferedImage miniMe)
+ {
Graphics mg = miniMe.getGraphics();
-
if (showAnnotation)
{
mg.translate(0, od.getSequencesHeight());
od.getGraphHeight(), od.getColumns(av.getAlignment()));
mg.translate(0, -od.getSequencesHeight());
}
-
- or.removePropertyChangeListener(progressPanel);
+ mg.dispose(); // BH 2019
+ if (progressPanel != null)
+ {
+ or.removePropertyChangeListener(progressPanel);
+ }
or = null;
if (restart)
{
restart = false;
- if (!dispose)
+ if (!disposed)
{
- draw(showSequenceFeatures, showAnnotation, transferRenderer);
+ draw(showSequenceFeatures, showAnnotation, featureRenderer);
}
}
else
{
updaterunning = false;
lastMiniMe = miniMe;
+ repaint();
}
- }
+ }
@Override
public void paintComponent(Graphics g)
{
- super.paintComponent(g);
+ int w = getWidth();
+ int h = getHeight();
+ if (w == 0 || od.getBoxWidth() <= 0)
+ {
+ // BH 2019.07.27 removes two unnecessary paints, since boxwidth can be -1
+ // or 0 during early-stage painting
+ return;
+ }
+
+ boolean drawMe = (lastMiniMe != null);
if (restart)
{
- if (lastMiniMe == null)
+ if (drawMe)
{
- g.setColor(Color.white);
- g.fillRect(0, 0, getWidth(), getHeight());
+ g.drawImage(lastMiniMe, 0, 0, w, h, this);
}
else
{
- g.drawImage(lastMiniMe, 0, 0, getWidth(), getHeight(), this);
+ g.setColor(Color.white);
+ g.fillRect(0, 0, w, h);
}
g.setColor(TRANS_GREY);
- g.fillRect(0, 0, getWidth(), getHeight());
+ g.fillRect(0, 0, w, h);
+ drawMe = false;
}
- else if (lastMiniMe != null)
+ else if (drawMe)
{
// is this a resize?
- if ((getWidth() > 0) && (getHeight() > 0)
- && ((getWidth() != od.getWidth())
- || (getHeight() != od.getHeight())))
+ if (w != od.getWidth() || h != od.getHeight()) {
+ // if there is annotation, scale the alignment and annotation
+ // separately
+ if (od.getGraphHeight() <= 0 && od.getSequencesHeight() <= 0)
{
- // if there is annotation, scale the alignment and annotation
- // separately
- if (od.getGraphHeight() > 0)
- {
- BufferedImage topImage = lastMiniMe.getSubimage(0, 0,
- od.getWidth(), od.getSequencesHeight());
- BufferedImage bottomImage = lastMiniMe.getSubimage(0,
- od.getSequencesHeight(), od.getWidth(),
- od.getGraphHeight());
-
- // must be done at this point as we rely on using old width/height
- // above, and new width/height below
- od.setWidth(getWidth());
- od.setHeight(getHeight());
-
- // stick the images back together so lastMiniMe is consistent in the
- // event of a repaint - BUT probably not thread safe
- lastMiniMe = new BufferedImage(od.getWidth(), od.getHeight(),
- BufferedImage.TYPE_INT_RGB);
- Graphics lg = lastMiniMe.getGraphics();
- lg.drawImage(topImage, 0, 0, od.getWidth(),
- od.getSequencesHeight(), null);
- lg.drawImage(bottomImage, 0, od.getSequencesHeight(),
- od.getWidth(), od.getGraphHeight(), this);
- lg.dispose();
- }
- else
- {
- od.setWidth(getWidth());
- od.setHeight(getHeight());
- }
-
- // make sure the box is in the right place
- od.setBoxPosition(av.getAlignment().getHiddenSequences(),
- av.getAlignment().getHiddenColumns());
+ od.setWidth(w);
+ od.setHeight(h);
+ return;
+ }
+ // System.out.println("OC new subimages");
+ BufferedImage topImage = lastMiniMe.getSubimage(0, 0, od.getWidth(),
+ od.getSequencesHeight());
+ BufferedImage bottomImage = lastMiniMe.getSubimage(0,
+ od.getSequencesHeight(), od.getWidth(), od.getGraphHeight());
+
+ // must be done at this point as we rely on using old width/height
+ // above, and new width/height below
+ od.setWidth(w);
+ od.setHeight(h);
+
+ // stick the images back together so lastMiniMe is consistent in the
+ // event of a repaint - BUT probably not thread safe
+ // System.out.println("OC new lastminime " + w + " " + h);
+ lastMiniMe = new BufferedImage(w, h, BufferedImage.TYPE_INT_RGB);
+ Graphics lg = lastMiniMe.getGraphics();
+ lg.drawImage(topImage, 0, 0, w, od.getSequencesHeight(), null);
+ lg.drawImage(bottomImage, 0, od.getSequencesHeight(), w,
+ od.getGraphHeight(), this);
+ lg.dispose();
+ // BH 2019: removed -- this is now taken care of using vpbox in
+ // OverviewDimension
+ // // make sure the box is in the right place
+ // od.setBoxPosition(av.getAlignment().getHiddenSequences(),
+ // av.getAlignment().getHiddenColumns());
}
- // fall back to normal behaviour
- g.drawImage(lastMiniMe, 0, 0, getWidth(), getHeight(), this);
}
- else
+
+ if (drawMe)
{
- g.drawImage(lastMiniMe, 0, 0, getWidth(), getHeight(), this);
+ g.drawImage(lastMiniMe, 0, 0, w, h, this);
}
-
// draw the box
g.setColor(Color.red);
+ // System.out.println("OC paintComponent nd=" + ndraw + " nr=" + nrepaint
+ // + " np=" + ++npaint);
od.drawBox(g);
}
+ private int ndraw, npaint, nrepaint;
+
+ // @Override
+ // public void repaint()
+ // {
+ // System.out.println("OC repaint " + (++nrepaint));
+ // super.repaint();
+ // }
public void dispose()
{
- dispose = true;
+ disposed = true;
od = null;
synchronized (this)
{
- restart = true;
- if (or != null)
- {
- or.setRedraw(true);
- }
+ setRestart("dispose");
}
}
+
}