-package jalview.gui;\r
-\r
-import javax.swing.*;\r
-import java.awt.event.*;\r
-import java.awt.image.*;\r
-import java.awt.*;\r
-\r
-public class OverviewPanel extends JPanel\r
-{\r
- BufferedImage miniMe;\r
- AlignViewport av;\r
- AlignmentPanel ap;\r
- float scalew = 1f;\r
- float scaleh = 1f;\r
-\r
- int sequencesWidth, sequencesHeight;\r
- int graphHeight=30;\r
- int boxX=-1, boxY=-1, boxWidth=-1, boxHeight=-1;\r
-\r
- public OverviewPanel(AlignmentPanel ap, AlignViewport av)\r
- {\r
- this.av = av;\r
- this.ap = ap;\r
-\r
- // scale the initial size of overviewpanel to shape of alignment\r
-\r
- float initialScale = (float)av.getAlignment().getWidth()/(float)av.getAlignment().getHeight();\r
- if(av.getAlignment().getWidth() > av.getAlignment().getHeight())\r
- {\r
- // wider\r
- sequencesWidth = 400;\r
- sequencesHeight = (int)(400f/initialScale);\r
- }\r
- else\r
- {\r
- // taller\r
- sequencesWidth = (int)(400f*initialScale);\r
- sequencesHeight = 300;\r
- }\r
-\r
-\r
-\r
- setSize(sequencesWidth, sequencesHeight+graphHeight);\r
- setLayout(null);\r
-\r
- updateOverviewImage();\r
-\r
- addComponentListener(new ComponentAdapter()\r
- {\r
-\r
- public void componentResized(ComponentEvent evt)\r
- {\r
- if( getWidth()!=sequencesWidth || getHeight()!=sequencesHeight+graphHeight)\r
- updateOverviewImage();\r
- }\r
- });\r
-\r
-\r
- addMouseMotionListener(new MouseMotionAdapter()\r
- {\r
- public void mouseDragged(MouseEvent evt)\r
- { doMouseDragged(evt);}\r
- });\r
-\r
- addMouseListener(new MouseAdapter()\r
- {\r
- public void mousePressed(MouseEvent evt)\r
- { doMousePressed(evt);}\r
- public void mouseReleased(MouseEvent evt)\r
- { doMouseReleased(evt);}\r
- });\r
-\r
- }\r
-\r
- public void doMousePressed(MouseEvent evt)\r
- {\r
- checkValid(evt.getX(), evt.getY());\r
- repaint();\r
- }\r
-\r
- public void doMouseReleased(MouseEvent evt)\r
- {\r
- int x = evt.getX();\r
- int y = evt.getY();\r
- checkValid(x, y);\r
- ap.setScrollValues( (int)(x/scalew/av.getCharWidth()), (int)(y/scaleh/av.getCharHeight()) );\r
- }\r
-\r
- public void doMouseDragged(MouseEvent evt)\r
- {\r
- int x = evt.getX();\r
- int y = evt.getY();\r
- checkValid(x, y);\r
- ap.setScrollValues( (int)(x/scalew/av.getCharWidth()), (int)(y/scaleh/av.getCharHeight()) );\r
- repaint();\r
- }\r
-\r
- void checkValid(int x, int y)\r
- {\r
-\r
- if (y < 0)\r
- y = 0;\r
- if (y > sequencesHeight - boxHeight)\r
- y = sequencesHeight- boxHeight;\r
-\r
-\r
- if (x < 0)\r
- x = 0;\r
-\r
- if (x > sequencesWidth - boxWidth)\r
- x = sequencesWidth - boxWidth;\r
-\r
- boxX = x;\r
- boxY = y;\r
- }\r
-\r
- public void updateOverviewImage()\r
- {\r
-\r
- boolean oldRenderGaps = av.renderGaps;\r
- av.setRenderGaps(false);\r
- miniMe = null;\r
- setPreferredSize (new Dimension(sequencesWidth, sequencesHeight+graphHeight));\r
- sequencesWidth=getWidth();\r
- sequencesHeight=this.getHeight()-graphHeight;\r
-\r
-\r
- int fullsizeWidth = av.getAlignment().getWidth() * av.getCharWidth();\r
- int fullsizeHeight = av.getAlignment().getHeight()* av.getCharHeight();\r
-\r
-\r
- BufferedImage fullSize = new BufferedImage(fullsizeWidth,\r
- fullsizeHeight,\r
- BufferedImage.TYPE_INT_RGB);\r
-\r
- BufferedImage consensus = new BufferedImage(fullsizeWidth,\r
- 80,\r
- BufferedImage.TYPE_INT_RGB);\r
-\r
-\r
- Graphics g = fullSize.getGraphics();\r
- ap.seqPanel.seqCanvas.drawPanel(g,0,av.getAlignment().getWidth(),0,av.getAlignment().getHeight(),0,0,0);\r
-\r
- g = consensus.getGraphics();\r
- ap.scorePanel.drawScorePanel(g, fullsizeWidth, 0, av.getAlignment().getWidth());\r
-\r
- try{\r
- miniMe = new BufferedImage(sequencesWidth, sequencesHeight + graphHeight,\r
- BufferedImage.TYPE_INT_RGB);\r
- Graphics mg = miniMe.getGraphics();\r
-\r
- mg.drawImage(fullSize, 0, 0, sequencesWidth, sequencesHeight, 0, 0,\r
- fullsizeWidth, fullsizeHeight, this);\r
- mg.drawImage(consensus, 0, sequencesHeight, sequencesWidth,\r
- sequencesHeight + graphHeight, 0, 0, fullsizeWidth, 60, this);\r
-\r
- scalew = (float) sequencesWidth / (float) fullsizeWidth;\r
- scaleh = (float) sequencesHeight / (float) fullsizeHeight;\r
-\r
- setBoxPosition();\r
- }catch(Exception ex)\r
- {// most likely the frame size is zero\r
- miniMe = null;\r
- }\r
-\r
- av.setRenderGaps(oldRenderGaps);\r
-\r
- }\r
-\r
- public void setBoxPosition()\r
- {\r
- boxX = (int) (av.getStartRes() * av.getCharWidth() * scalew);\r
- boxY = (int) (av.getStartSeq() * av.getCharHeight() * scaleh);\r
- boxWidth = (int) (av.getEndRes() * av.getCharWidth() * scalew) - boxX;\r
- boxHeight = (int) (av.getEndSeq() * av.getCharHeight() * scaleh) - boxY;\r
- repaint();\r
-\r
- }\r
-\r
-\r
- public void paintComponent(Graphics g)\r
- {\r
- g.setColor(Color.white);\r
- g.fillRect(0,0,getWidth(),getHeight());\r
- if(miniMe!=null)\r
- g.drawImage(miniMe, 0,0,this);\r
-\r
- g.setColor(Color.red);\r
-\r
- g.drawRect(boxX, boxY, boxWidth, boxHeight);\r
- g.drawRect(boxX+1, boxY+1, boxWidth-2, boxHeight-2);\r
- }\r
-\r
-}\r
+/*
+ * Jalview - A Sequence Alignment Editor and Viewer ($$Version-Rel$$)
+ * Copyright (C) $$Year-Rel$$ The Jalview Authors
+ *
+ * This file is part of Jalview.
+ *
+ * Jalview is free software: you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation, either version 3
+ * of the License, or (at your option) any later version.
+ *
+ * Jalview is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty
+ * of MERCHANTABILITY or FITNESS FOR A PARTICULAR
+ * PURPOSE. See the GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with Jalview. If not, see <http://www.gnu.org/licenses/>.
+ * The Jalview Authors are detailed in the 'AUTHORS' file.
+ */
+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.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;
+
+/**
+ * Panel displaying an overview of the full alignment, with an interactive box
+ * representing the viewport onto the alignment.
+ *
+ * @author $author$
+ * @version $Revision$
+ */
+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 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.
+ *
+ * @param alPanel
+ * The alignment panel which is shown in the overview panel
+ */
+ public OverviewPanel(AlignmentPanel alPanel)
+ {
+ 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));
+
+ addComponentListener(new ComponentAdapter()
+ {
+ @Override
+ public void componentResized(ComponentEvent evt)
+ {
+ if ((getWidth() != od.getWidth())
+ || (getHeight() != (od.getHeight())))
+ {
+ updateOverviewImage();
+ }
+ }
+ });
+
+ addMouseMotionListener(new MouseMotionAdapter()
+ {
+ @Override
+ public void mouseDragged(MouseEvent evt)
+ {
+ if (!av.getWrapAlignment())
+ {
+ od.updateViewportFromMouse(evt.getX(), evt.getY(), av
+ .getAlignment().getHiddenSequences(), av
+ .getColumnSelection(), av.getRanges());
+ ap.setScrollValues(od.getScrollCol(), od.getScrollRow());
+ }
+ }
+ });
+
+ addMouseListener(new MouseAdapter()
+ {
+ @Override
+ public void mousePressed(MouseEvent evt)
+ {
+ if (!av.getWrapAlignment())
+ {
+ od.updateViewportFromMouse(evt.getX(), evt.getY(), av
+ .getAlignment().getHiddenSequences(), av
+ .getColumnSelection(), av.getRanges());
+ ap.setScrollValues(od.getScrollCol(), od.getScrollRow());
+ }
+ }
+ });
+
+ updateOverviewImage();
+ }
+
+ /**
+ * Updates the overview image when the related alignment panel is updated
+ */
+ public void updateOverviewImage()
+ {
+ if (resizing)
+ {
+ resizeAgain = true;
+ return;
+ }
+
+ resizing = true;
+
+ if ((getWidth() > 0) && (getHeight() > 0))
+ {
+ od.setWidth(getWidth());
+ od.setHeight(getHeight());
+ }
+
+ setPreferredSize(new Dimension(od.getWidth(), od.getHeight()));
+
+ Thread thread = new Thread(this);
+ thread.start();
+ repaint();
+ }
+
+ @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;
+ }
+
+ 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
+ *
+ */
+ public void setBoxPosition()
+ {
+ od.setBoxPosition(av.getAlignment()
+ .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);
+ }
+}