*/
package jalview.gui;
-import jalview.datamodel.SequenceI;
-import jalview.renderer.AnnotationRenderer;
-import jalview.renderer.seqfeatures.FeatureColourFinder;
import jalview.viewmodel.OverviewDimensions;
-import java.awt.Color;
+import java.awt.BorderLayout;
import java.awt.Dimension;
-import java.awt.Graphics;
import java.awt.event.ComponentAdapter;
import java.awt.event.ComponentEvent;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;
import java.awt.event.MouseMotionAdapter;
-import java.awt.image.BufferedImage;
import javax.swing.JPanel;
*/
public class OverviewPanel extends JPanel implements Runnable
{
- private static final Color TRANS_GREY = new Color(100, 100, 100, 25);
-
- private final AnnotationRenderer renderer = new AnnotationRenderer();
-
private OverviewDimensions od;
- private BufferedImage miniMe;
-
- private BufferedImage lastMiniMe = null;
+ private OverviewCanvas oviewCanvas;
private AlignViewport av;
private AlignmentPanel ap;
- //
- private boolean resizing = false;
-
- // This is set true if the user resizes whilst
- // the overview is being calculated
- private boolean resizeAgain = false;
-
- // Can set different properties in this seqCanvas than
- // main visible SeqCanvas
- private SequenceRenderer sr;
-
- jalview.renderer.seqfeatures.FeatureRenderer fr;
-
/**
* Creates a new OverviewPanel object.
*
{
this.av = alPanel.av;
this.ap = alPanel;
- setLayout(null);
-
- sr = new SequenceRenderer(av);
- sr.renderGaps = false;
- sr.forOverview = true;
- fr = new FeatureRenderer(ap);
od = new OverviewDimensions(av.getRanges(),
(av.isShowAnnotation() && av
.getAlignmentConservationAnnotation() != null));
+ oviewCanvas = new OverviewCanvas(od, av, ap, this);
+ setLayout(new BorderLayout());
+ add(oviewCanvas, BorderLayout.CENTER);
+
addComponentListener(new ComponentAdapter()
{
@Override
*/
public void updateOverviewImage()
{
- if (resizing)
+ if (oviewCanvas.updating)
{
- resizeAgain = true;
+ oviewCanvas.updateAgain = true;
return;
}
- resizing = true;
+ oviewCanvas.updating = true;
if ((getWidth() > 0) && (getHeight() > 0))
{
@Override
public void run()
{
- miniMe = null;
-
- if (av.isShowSequenceFeatures())
- {
- fr.transferSettings(ap.getSeqPanel().seqCanvas.getFeatureRenderer());
- }
-
- // why do we need to set preferred size again? was set in
- // updateOverviewImage
- setPreferredSize(new Dimension(od.getWidth(), od.getHeight()));
-
- miniMe = new BufferedImage(od.getWidth(), od.getHeight(),
- BufferedImage.TYPE_INT_RGB);
-
- Graphics mg = miniMe.getGraphics();
- mg.setColor(Color.orange);
- mg.fillRect(0, 0, od.getWidth(), miniMe.getHeight());
-
- // calculate sampleCol and sampleRow
- // alignment width is max number of residues/bases
- // alignment height is number of sequences
- int alwidth = av.getAlignment().getWidth();
- int alheight = av.getAlignment().getAbsoluteHeight();
-
- // sampleCol or sampleRow is the width/height allocated to each residue
- // in particular, sometimes we may need more than one row/col of the
- // BufferedImage allocated
- // sampleCol is how much of a residue to assign to each pixel
- // sampleRow is how many sequences to assign to each pixel
- float sampleCol = alwidth / (float) od.getWidth();
- float sampleRow = alheight / (float) od.getSequencesHeight();
-
- buildImage(sampleRow, sampleCol);
-
- // check for conservation annotation to make sure overview works for DNA too
- if (av.isShowAnnotation()
- && (av.getAlignmentConservationAnnotation() != null))
- {
- renderer.updateFromAlignViewport(av);
- for (int col = 0; col < od.getWidth() && !resizeAgain; col++)
- {
- mg.translate(col, od.getSequencesHeight());
- renderer.drawGraph(mg, av.getAlignmentConservationAnnotation(),
- av.getAlignmentConservationAnnotation().annotations,
- (int) (sampleCol) + 1, od.getGraphHeight(),
- (int) (col * sampleCol), (int) (col * sampleCol) + 1);
- mg.translate(-col, -od.getSequencesHeight());
-
- }
- }
- System.gc();
-
- resizing = false;
-
- if (resizeAgain)
- {
- resizeAgain = false;
- updateOverviewImage();
- }
- else
- {
- lastMiniMe = miniMe;
- }
-
+ oviewCanvas.draw(av.isShowSequenceFeatures(),
+ (av.isShowAnnotation() && av
+ .getAlignmentConservationAnnotation() != null));
setBoxPosition();
}
- /*
- * Build the overview panel image
- */
- private void buildImage(float sampleRow, float sampleCol)
- {
- int lastcol = -1;
- int lastrow = -1;
- int rgbColour = Color.white.getRGB();
-
- SequenceI seq = null;
- FeatureColourFinder finder = new FeatureColourFinder(fr);
-
- final boolean hasHiddenCols = av.hasHiddenColumns();
- boolean hiddenRow = false;
- // get hidden row and hidden column map once at beginning.
- // clone featureRenderer settings to avoid race conditions... if state is
- // updated just need to refresh again
- for (int row = 0; row < od.getSequencesHeight() && !resizeAgain; row++)
- {
- boolean doCopy = true;
- int currentrow = (int) (row * sampleRow);
- if (currentrow != lastrow)
- {
- doCopy = false;
-
- lastrow = currentrow;
-
- // get the sequence which would be at alignment index 'lastrow' if no
- // rows were hidden, and determine whether it is hidden or not
- hiddenRow = av.getAlignment().isHidden(lastrow);
- seq = av.getAlignment().getSequenceAtAbsoluteIndex(lastrow);
- }
-
- for (int col = 0; col < od.getWidth() && !resizeAgain; col++)
- {
- if (doCopy)
- {
- rgbColour = miniMe.getRGB(col, row - 1);
- }
- else if ((int) (col * sampleCol) != lastcol
- || (int) (row * sampleRow) != lastrow)
- {
- lastcol = (int) (col * sampleCol);
- rgbColour = getColumnColourFromSequence(seq, hiddenRow,
- hasHiddenCols, lastcol, finder);
- }
- // else we just use the color we already have , so don't need to set it
-
- miniMe.setRGB(col, row, rgbColour);
- }
- }
- }
-
- /*
- * Find the colour of a sequence at a specified column position
- */
- private int getColumnColourFromSequence(
- jalview.datamodel.SequenceI seq,
- boolean hiddenRow, boolean hasHiddenCols, int lastcol,
- FeatureColourFinder finder)
- {
- Color color = Color.white;
-
- if ((seq != null) && (seq.getLength() > lastcol))
- {
- color = sr.getResidueColour(seq, lastcol, finder);
- }
-
- if (hiddenRow
- || (hasHiddenCols && !av.getColumnSelection()
- .isVisible(lastcol)))
- {
- color = color.darker().darker();
- }
-
- return color.getRGB();
- }
-
/**
* Update the overview panel box when the associated alignment panel is
* changed
.getHiddenSequences(), av.getColumnSelection(), av.getRanges());
repaint();
}
-
-
- @Override
- public void paintComponent(Graphics g)
- {
- if (resizing || resizeAgain)
- {
- if (lastMiniMe == null)
- {
- g.setColor(Color.white);
- g.fillRect(0, 0, getWidth(), getHeight());
- }
- else
- {
- g.drawImage(lastMiniMe, 0, 0, getWidth(), getHeight(), this);
- }
- g.setColor(TRANS_GREY);
- g.fillRect(0, 0, getWidth(), getHeight());
- }
- else if (lastMiniMe != null)
- {
- g.drawImage(lastMiniMe, 0, 0, this);
- if (lastMiniMe != miniMe)
- {
- g.setColor(TRANS_GREY);
- g.fillRect(0, 0, getWidth(), getHeight());
- }
- }
-
- g.setColor(Color.red);
- od.drawBox(g);
- }
}