2 * Jalview - A Sequence Alignment Editor and Viewer
\r
3 * Copyright (C) 2005 AM Waterhouse, J Procter, G Barton, M Clamp, S Searle
\r
5 * This program is free software; you can redistribute it and/or
\r
6 * modify it under the terms of the GNU General Public License
\r
7 * as published by the Free Software Foundation; either version 2
\r
8 * of the License, or (at your option) any later version.
\r
10 * This program is distributed in the hope that it will be useful,
\r
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
\r
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
\r
13 * GNU General Public License for more details.
\r
15 * You should have received a copy of the GNU General Public License
\r
16 * along with this program; if not, write to the Free Software
\r
17 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
\r
19 package jalview.gui;
\r
22 import java.awt.event.*;
\r
23 import java.awt.image.*;
\r
25 import javax.swing.*;
\r
32 * @version $Revision$
\r
34 public class OverviewPanel extends JPanel implements Runnable
\r
36 BufferedImage miniMe;
\r
42 int sequencesHeight;
\r
43 int graphHeight = 20;
\r
48 boolean resizing = false;
\r
50 // Can set different properties in this seqCanvas than
\r
51 // main visible SeqCanvas
\r
52 SeqCanvas overviewSeq;
\r
55 * Creates a new OverviewPanel object.
\r
57 * @param ap DOCUMENT ME!
\r
59 public OverviewPanel(AlignmentPanel ap)
\r
65 overviewSeq = new SeqCanvas(av);
\r
66 overviewSeq.isOverview = true;
\r
67 overviewSeq.sr.renderGaps = false;
\r
69 // scale the initial size of overviewpanel to shape of alignment
\r
70 float initialScale = (float) av.alignment.getWidth() / (float) av.alignment.getHeight();
\r
72 if(av.vconsensus==null)
\r
76 if (av.alignment.getWidth() > av.alignment.getHeight())
\r
80 sequencesHeight = (int) (400f / initialScale);
\r
81 if(sequencesHeight<40)
\r
82 sequencesHeight = 40;
\r
87 width = (int) (400f * initialScale);
\r
88 sequencesHeight = 300;
\r
96 addComponentListener(new ComponentAdapter()
\r
98 public void componentResized(ComponentEvent evt)
\r
100 if ((getWidth() != width) ||
\r
101 (getHeight() != (sequencesHeight + graphHeight)))
\r
103 updateOverviewImage();
\r
108 addMouseMotionListener(new MouseMotionAdapter()
\r
110 public void mouseDragged(MouseEvent evt)
\r
112 doMouseDragged(evt);
\r
116 addMouseListener(new MouseAdapter()
\r
118 public void mousePressed(MouseEvent evt)
\r
120 doMousePressed(evt);
\r
123 public void mouseReleased(MouseEvent evt)
\r
125 doMouseReleased(evt);
\r
129 updateOverviewImage();
\r
135 * @param evt DOCUMENT ME!
\r
137 public void doMousePressed(MouseEvent evt)
\r
149 * @param evt DOCUMENT ME!
\r
151 public void doMouseReleased(MouseEvent evt)
\r
157 ap.setScrollValues((int) (boxX / scalew / av.getCharWidth()),
\r
158 (int) (boxY / scaleh / av.getCharHeight()));
\r
164 * @param evt DOCUMENT ME!
\r
166 public void doMouseDragged(MouseEvent evt)
\r
172 ap.setScrollValues( (int) (boxX / scalew / av.getCharWidth()),
\r
173 (int) (boxY / scaleh / av.getCharHeight()));
\r
187 if (boxY > (sequencesHeight - boxHeight))
\r
189 boxY = sequencesHeight - boxHeight + 1;
\r
197 if (boxX > (width - boxWidth))
\r
199 boxX = width - boxWidth;
\r
206 public void updateOverviewImage()
\r
210 resizeAgain = true;
\r
216 if ( (getWidth() > 0) && (getHeight() > 0))
\r
218 width = getWidth();
\r
219 sequencesHeight = getHeight() - graphHeight;
\r
222 setPreferredSize(new Dimension(width, sequencesHeight + graphHeight));
\r
225 Thread thread = new Thread(this);
\r
230 // This is set true if the user resizes whilst
\r
231 // the overview is being calculated
\r
232 boolean resizeAgain = false;
\r
241 int alwidth = av.alignment.getWidth();
\r
242 int alheight = av.alignment.getHeight();
\r
244 setPreferredSize(new Dimension(width, sequencesHeight + graphHeight));
\r
246 int fullsizeWidth = alwidth * av.getCharWidth();
\r
247 int fullsizeHeight = alheight * av.getCharHeight();
\r
249 scalew = (float) width / (float) fullsizeWidth;
\r
250 scaleh = (float) sequencesHeight / (float) fullsizeHeight;
\r
252 miniMe = new BufferedImage(width, sequencesHeight + graphHeight,
\r
253 BufferedImage.TYPE_INT_RGB);
\r
256 Graphics mg = miniMe.getGraphics();
\r
258 float sampleCol = (float) alwidth / (float) width;
\r
259 float sampleRow = (float) alheight / (float) sequencesHeight;
\r
261 for (int col = 0; col < width; col++)
\r
263 for (int row = 0; row < sequencesHeight; row++)
\r
265 overviewSeq.drawPanel(mg,
\r
266 (int) (col * sampleCol),
\r
267 (int) (col * sampleCol),
\r
268 (int) (row * sampleRow),
\r
269 (int) (row * sampleRow) + 1,
\r
270 (int) (col * sampleCol),
\r
271 (int) (row * sampleRow), 0);
\r
272 mg.translate(0, 1);
\r
274 if (av.conservation != null)
\r
275 ap.annotationPanel.drawGraph(mg, av.conservation,
\r
276 (int) (sampleCol) + 1,
\r
278 (int) (col * sampleCol),
\r
279 (int) (col * sampleCol) + 1);
\r
282 mg.translate(0, -sequencesHeight);
\r
283 mg.translate(1, 0);
\r
295 resizeAgain = false;
\r
296 updateOverviewImage();
\r
303 public void setBoxPosition()
\r
305 int fullsizeWidth = av.alignment.getWidth() * av.getCharWidth();
\r
306 int fullsizeHeight = av.alignment.getHeight() * av.getCharHeight();
\r
308 scalew = (float) width / (float) fullsizeWidth;
\r
309 scaleh = (float) sequencesHeight / (float) fullsizeHeight;
\r
311 boxX = (int) (av.getStartRes() * av.getCharWidth() * scalew);
\r
312 boxY = (int) (av.getStartSeq() * av.getCharHeight() * scaleh);
\r
313 boxWidth = (int) ((av.getEndRes() - av.getStartRes() + 1) * av.getCharWidth() * scalew);
\r
314 boxHeight = (int) (av.getEndSeq() * av.getCharHeight() * scaleh) -
\r
322 * @param g DOCUMENT ME!
\r
324 public void paintComponent(Graphics g)
\r
326 if (miniMe != null && !resizing)
\r
328 g.drawImage(miniMe, 0, 0, this);
\r
332 g.setColor(Color.white);
\r
333 g.fillRect(0, 0, getWidth(), getHeight());
\r
334 g.setColor(Color.black);
\r
335 g.setFont(new Font("Verdana", Font.BOLD, 15));
\r
336 g.drawString("Recalculating", 5, sequencesHeight / 2);
\r
337 g.drawString("Overview.....", 5, (sequencesHeight / 2) + 20);
\r
341 g.setColor(Color.red);
\r
342 g.drawRect(boxX, boxY, boxWidth, boxHeight);
\r
343 g.drawRect(boxX + 1, boxY + 1, boxWidth - 2, boxHeight - 2);
\r