2 * Jalview - A Sequence Alignment Editor and Viewer ($$Version-Rel$$)
3 * Copyright (C) $$Year-Rel$$ The Jalview Authors
5 * This file is part of Jalview.
7 * Jalview is free software: you can redistribute it and/or
8 * modify it under the terms of the GNU General Public License
9 * as published by the Free Software Foundation, either version 3
10 * of the License, or (at your option) any later version.
12 * Jalview is distributed in the hope that it will be useful, but
13 * WITHOUT ANY WARRANTY; without even the implied warranty
14 * of MERCHANTABILITY or FITNESS FOR A PARTICULAR
15 * PURPOSE. See the GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with Jalview. If not, see <http://www.gnu.org/licenses/>.
19 * The Jalview Authors are detailed in the 'AUTHORS' file.
21 package jalview.appletgui;
23 import jalview.datamodel.ColumnSelection;
24 import jalview.datamodel.SequenceGroup;
25 import jalview.util.MessageManager;
27 import java.awt.Color;
28 import java.awt.FontMetrics;
29 import java.awt.Graphics;
30 import awt2swing.MenuItem;
31 import awt2swing.Panel;
32 import awt2swing.PopupMenu;
33 import java.awt.event.ActionEvent;
34 import java.awt.event.ActionListener;
35 import java.awt.event.InputEvent;
36 import java.awt.event.MouseEvent;
37 import java.awt.event.MouseListener;
38 import java.awt.event.MouseMotionListener;
40 public class ScalePanel extends Panel implements MouseMotionListener,
44 protected int offy = 4;
48 protected AlignViewport av;
52 boolean stretchingGroup = false;
54 int min; // used by mouseDragged to see if user
56 int max; // used by mouseDragged to see if user
58 boolean mouseDragging = false;
62 public ScalePanel(AlignViewport av, AlignmentPanel ap)
64 setName("scalePanel");
70 addMouseListener(this);
71 addMouseMotionListener(this);
75 public void mousePressed(MouseEvent evt)
77 int x = (evt.getX() / av.getCharWidth()) + av.getStartRes();
80 if (av.hasHiddenColumns())
82 res = av.getColumnSelection().adjustForHiddenColumns(x);
91 if ((evt.getModifiers() & InputEvent.BUTTON3_MASK) == InputEvent.BUTTON3_MASK)
93 PopupMenu pop = new PopupMenu();
96 MenuItem item = new MenuItem(
97 MessageManager.getString("label.reveal"));
98 item.addActionListener(new ActionListener()
100 public void actionPerformed(ActionEvent e)
102 av.showColumn(reveal[0]);
104 ap.paintAlignment(true);
105 if (ap.overviewPanel != null)
107 ap.overviewPanel.updateOverviewImage();
113 if (av.getColumnSelection().hasManyHiddenColumns())
115 item = new MenuItem(MessageManager.getString("action.reveal_all"));
116 item.addActionListener(new ActionListener()
118 public void actionPerformed(ActionEvent e)
120 av.showAllHiddenColumns();
122 ap.paintAlignment(true);
123 if (ap.overviewPanel != null)
125 ap.overviewPanel.updateOverviewImage();
132 pop.show(this, evt.getX(), evt.getY());
134 else if (av.getColumnSelection().contains(res))
136 MenuItem item = new MenuItem(
137 MessageManager.getString("label.hide_columns"));
138 item.addActionListener(new ActionListener()
140 public void actionPerformed(ActionEvent e)
142 av.hideColumns(res, res);
143 if (av.getSelectionGroup() != null
144 && av.getSelectionGroup().getSize() == av
145 .getAlignment().getHeight())
147 av.setSelectionGroup(null);
150 ap.paintAlignment(true);
151 if (ap.overviewPanel != null)
153 ap.overviewPanel.updateOverviewImage();
159 pop.show(this, evt.getX(), evt.getY());
163 // LEFT MOUSE TO SELECT
165 if (!evt.isControlDown() && !evt.isShiftDown())
167 av.getColumnSelection().clear();
170 av.getColumnSelection().addElement(res);
171 SequenceGroup sg = new SequenceGroup();
172 for (int i = 0; i < av.getAlignment().getSequences().size(); i++)
174 sg.addSequence(av.getAlignment().getSequenceAt(i), false);
179 av.setSelectionGroup(sg);
181 if (evt.isShiftDown())
183 int min = Math.min(av.getColumnSelection().getMin(), res);
184 int max = Math.max(av.getColumnSelection().getMax(), res);
185 for (int i = min; i < max; i++)
187 av.getColumnSelection().addElement(i);
194 ap.paintAlignment(true);
198 public void mouseReleased(MouseEvent evt)
200 mouseDragging = false;
202 int res = (evt.getX() / av.getCharWidth()) + av.getStartRes();
204 if (res > av.getAlignment().getWidth())
206 res = av.getAlignment().getWidth() - 1;
209 if (av.hasHiddenColumns())
211 res = av.getColumnSelection().adjustForHiddenColumns(res);
214 if (!stretchingGroup)
216 ap.paintAlignment(false);
221 SequenceGroup sg = av.getSelectionGroup();
223 if (res > sg.getStartRes())
227 else if (res < sg.getStartRes())
232 stretchingGroup = false;
233 ap.paintAlignment(false);
237 public void mouseDragged(MouseEvent evt)
239 mouseDragging = true;
241 int res = (evt.getX() / av.getCharWidth()) + av.getStartRes();
247 if (av.hasHiddenColumns())
249 res = av.getColumnSelection().adjustForHiddenColumns(res);
252 if (res > av.getAlignment().getWidth())
254 res = av.getAlignment().getWidth() - 1;
267 SequenceGroup sg = av.getSelectionGroup();
271 stretchingGroup = true;
273 if (!av.getColumnSelection().contains(res))
275 av.getColumnSelection().addElement(res);
278 if (res > sg.getStartRes())
282 if (res < sg.getStartRes())
288 for (int i = min; i <= max; i++)
290 col = av.getColumnSelection().adjustForHiddenColumns(i);
292 if ((col < sg.getStartRes()) || (col > sg.getEndRes()))
294 av.getColumnSelection().removeElement(col);
298 av.getColumnSelection().addElement(col);
302 ap.paintAlignment(false);
306 public void mouseEntered(MouseEvent evt)
310 ap.seqPanel.scrollCanvas(null);
314 public void mouseExited(MouseEvent evt)
318 ap.seqPanel.scrollCanvas(evt);
322 public void mouseClicked(MouseEvent evt)
327 public void mouseMoved(MouseEvent evt)
329 if (!av.hasHiddenColumns())
334 int res = (evt.getX() / av.getCharWidth()) + av.getStartRes();
336 res = av.getColumnSelection().adjustForHiddenColumns(res);
339 for (int[] region : av.getColumnSelection().getHiddenColumns())
341 if (res + 1 == region[0] || res - 1 == region[1])
352 * usurping this AWT method to call for a paint directly from AlignmentPanel's paintComponent() method
355 public void paintComponent(Graphics g)
357 if (av.getWrapAlignment())
359 drawScale(g, av.getStartRes(), av.getEndRes(), getSize().width,
363 // scalewidth will normally be screenwidth,
364 public void drawScale(Graphics gg, int startx, int endx, int width,
367 gg.setFont(av.getFont());
368 // Fill in the background
369 gg.setColor(Color.white);
370 gg.fillRect(0, 0, width, height);
371 gg.setColor(Color.black);
373 // Fill the selected columns
374 ColumnSelection cs = av.getColumnSelection();
375 gg.setColor(new Color(220, 0, 0));
376 int avcharWidth = av.getCharWidth(), avcharHeight = av.getCharHeight();
377 for (int i = 0; i < cs.size(); i++)
379 int sel = cs.columnAt(i);
380 if (av.hasHiddenColumns())
382 sel = av.getColumnSelection().findColumnPosition(sel);
385 if ((sel >= startx) && (sel <= endx))
387 gg.fillRect((sel - startx) * avcharWidth, 0, avcharWidth,
392 // Draw the scale numbers
393 gg.setColor(Color.black);
395 int scalestartx = (startx / 10) * 10;
397 FontMetrics fm = gg.getFontMetrics(av.getFont());
398 int y = avcharHeight - fm.getDescent();
400 if ((scalestartx % 10) == 0)
408 for (int i = scalestartx; i < endx; i += 5)
412 string = String.valueOf(av.getColumnSelection()
413 .adjustForHiddenColumns(i));
414 if ((i - startx - 1) * avcharWidth > maxX)
416 gg.drawString(string, (i - startx - 1) * avcharWidth, y);
417 maxX = (i - startx + 1) * avcharWidth + fm.stringWidth(string);
421 ((i - startx - 1) * avcharWidth) + (avcharWidth / 2),
423 ((i - startx - 1) * avcharWidth) + (avcharWidth / 2),
424 y + (fm.getDescent() * 2));
430 ((i - startx - 1) * avcharWidth) + (avcharWidth / 2),
432 ((i - startx - 1) * avcharWidth)
434 y + (fm.getDescent() * 2));
438 if (av.hasHiddenColumns())
440 gg.setColor(Color.blue);
442 if (av.getShowHiddenMarkers())
444 for (int i = 0; i < av.getColumnSelection().getHiddenColumns()
448 res = av.getColumnSelection().findHiddenRegionPosition(i)
451 if (res < 0 || res > endx - scalestartx)
456 gg.fillPolygon(new int[]
457 { res * avcharWidth - avcharHeight / 4,
458 res * avcharWidth + avcharHeight / 4, res * avcharWidth },
460 { y - avcharHeight / 2, y - avcharHeight / 2, y + 8 },
466 if (reveal != null && reveal[0] > startx && reveal[0] < endx)
468 gg.drawString(MessageManager.getString("label.reveal_columns"),
469 reveal[0] * avcharWidth, 0);