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
24 import javax.swing.*;
\r
26 public class OverviewPanel
\r
27 extends JPanel implements Runnable
\r
29 BufferedImage miniMe;
\r
35 int sequencesHeight;
\r
36 int graphHeight = 30;
\r
41 boolean resizing = false;
\r
43 public OverviewPanel(AlignmentPanel ap)
\r
49 // scale the initial size of overviewpanel to shape of alignment
\r
50 float initialScale = (float) av.alignment.getWidth() /
\r
51 (float) av.alignment.getHeight();
\r
53 if (av.alignment.getWidth() > av.alignment.getHeight())
\r
57 sequencesHeight = (int) (400f / initialScale);
\r
62 width = (int) (400f * initialScale);
\r
63 sequencesHeight = 300;
\r
71 addComponentListener(new ComponentAdapter()
\r
73 public void componentResized(ComponentEvent evt)
\r
75 if ( (getWidth() != width) ||
\r
76 (getHeight() != (sequencesHeight + graphHeight)))
\r
78 updateOverviewImage();
\r
83 addMouseMotionListener(new MouseMotionAdapter()
\r
85 public void mouseDragged(MouseEvent evt)
\r
87 doMouseDragged(evt);
\r
91 addMouseListener(new MouseAdapter()
\r
93 public void mousePressed(MouseEvent evt)
\r
95 doMousePressed(evt);
\r
98 public void mouseReleased(MouseEvent evt)
\r
100 doMouseReleased(evt);
\r
104 updateOverviewImage();
\r
107 public void doMousePressed(MouseEvent evt)
\r
116 public void doMouseReleased(MouseEvent evt)
\r
124 ap.setScrollValues( (int) (boxX / scalew / av.getCharWidth()),
\r
125 (int) (boxY / scaleh / av.getCharHeight()));
\r
129 public void doMouseDragged(MouseEvent evt)
\r
137 ap.setScrollValues( (int) (boxX / scalew / av.getCharWidth()),
\r
138 (int) (boxY / scaleh / av.getCharHeight()));
\r
149 if (boxY > (sequencesHeight - boxHeight))
\r
151 boxY = sequencesHeight - boxHeight + 1;
\r
159 if (boxX > (width - boxWidth))
\r
161 boxX = width - boxWidth;
\r
165 public void updateOverviewImage()
\r
174 Thread thread = new Thread(this);
\r
183 int alwidth = av.alignment.getWidth();
\r
184 int alheight = av.alignment.getHeight();
\r
186 if ( (getWidth() > 0) && (getHeight() > 0))
\r
188 width = getWidth();
\r
189 sequencesHeight = getHeight() - graphHeight;
\r
192 setPreferredSize(new Dimension(width, sequencesHeight + graphHeight));
\r
194 int fullsizeWidth = alwidth * av.getCharWidth();
\r
195 int fullsizeHeight = alheight * av.getCharHeight();
\r
197 scalew = (float) width / (float) fullsizeWidth;
\r
198 scaleh = (float) sequencesHeight / (float) fullsizeHeight;
\r
200 miniMe = new BufferedImage(width, sequencesHeight + graphHeight,
\r
201 BufferedImage.TYPE_INT_RGB);
\r
203 Graphics mg = miniMe.getGraphics();
\r
204 BufferedImage consensus = new BufferedImage(fullsizeWidth, 60,
\r
205 BufferedImage.TYPE_3BYTE_BGR);
\r
206 Graphics g = consensus.getGraphics();
\r
207 ap.annotationPanel.drawGraph(g, av.conservation, fullsizeWidth, 60);
\r
208 mg.drawImage(consensus, 0, sequencesHeight, width,
\r
209 sequencesHeight + graphHeight, 0, 0, fullsizeWidth, 60, this);
\r
211 boolean oldRenderGaps = av.renderGaps;
\r
215 // We'll have to draw the full size alignment in chunks, as an image of the
\r
216 // whole alignment requires too much memory
\r
217 // Max size depends on the font size, the following is a
\r
218 // guess at a size which works
\r
219 int maxSize = 2000 / av.getFont().getSize();
\r
220 BufferedImage block;
\r
228 av.setRenderGaps(false);
\r
230 for (int sRes = 0, chunkx = 0; sRes < alwidth;
\r
231 sRes += maxSize, chunkx++)
\r
236 if (eRes > alwidth)
\r
241 for (int sSeq = 0, chunky = 0; sSeq < alheight;
\r
242 sSeq += maxSize, chunky++)
\r
246 if (eSeq > alheight)
\r
252 blockx = (int) ( (float) sRes / (float) alwidth * width);
\r
254 block = new BufferedImage( (eRes - sRes) * av.charWidth,
\r
255 (eSeq - sSeq) * av.charHeight,
\r
256 BufferedImage.TYPE_3BYTE_BGR);
\r
257 g = block.getGraphics();
\r
259 ap.seqPanel.seqCanvas.drawPanel(g, sRes, eRes, sSeq, eSeq,
\r
262 blockh = (int) ( (float) (eSeq - sSeq) / (float) alheight *
\r
265 blockw = (int) ( (float) (eRes - sRes) / (float) alwidth * width) +
\r
268 blocky += (int) ( (float) sSeq / (float) alheight * sequencesHeight);
\r
270 mg.drawImage(block, blockx, blocky, blockx + blockw,
\r
271 blocky + blockh, 0, 0, block.getWidth(),
\r
272 block.getHeight(), this);
\r
278 catch (OutOfMemoryError error)
\r
280 System.err.println(
\r
281 "Out of memory when trying to calculate the overview window image!");
\r
284 av.setRenderGaps(oldRenderGaps);
\r
290 public void setBoxPosition()
\r
292 boxX = (int) (av.getStartRes() * av.getCharWidth() * scalew);
\r
293 boxY = (int) (av.getStartSeq() * av.getCharHeight() * scaleh);
\r
294 boxWidth = (int) ( (av.getEndRes() - av.getStartRes() + 1) *
\r
295 av.getCharWidth() * scalew);
\r
296 boxHeight = (int) (av.getEndSeq() * av.getCharHeight() * scaleh) -
\r
301 public void paintComponent(Graphics g)
\r
303 g.setColor(Color.white);
\r
304 g.fillRect(0, 0, getWidth(), getHeight());
\r
305 g.setColor(Color.black);
\r
309 g.setFont(new Font("Verdana", Font.BOLD, 15));
\r
310 g.drawString("Recalculating", 5, sequencesHeight / 2);
\r
311 g.drawString("Overview.....", 5, (sequencesHeight / 2) + 20);
\r
315 if (miniMe != null)
\r
317 g.drawImage(miniMe, 0, 0, this);
\r
320 g.setColor(Color.red);
\r
321 g.drawRect(boxX, boxY, boxWidth, boxHeight);
\r
322 g.drawRect(boxX + 1, boxY + 1, boxWidth - 2, boxHeight - 2);
\r