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 java.awt.event.ActionEvent;
31 import java.awt.event.ActionListener;
32 import java.awt.event.InputEvent;
33 import java.awt.event.MouseEvent;
34 import java.awt.event.MouseListener;
35 import java.awt.event.MouseMotionListener;
37 import javax.swing.JMenuItem;
38 import javax.swing.JPanel;
39 import javax.swing.JPopupMenu;
41 public class ScalePanel extends JPanel implements MouseMotionListener,
45 protected int offy = 4;
49 protected AlignViewport av;
53 boolean stretchingGroup = false;
55 int min; // used by mouseDragged to see if user
57 int max; // used by mouseDragged to see if user
59 boolean mouseDragging = false;
63 public ScalePanel(AlignViewport av, AlignmentPanel ap)
69 addMouseListener(this);
70 addMouseMotionListener(this);
74 public void mousePressed(MouseEvent evt)
76 int x = (evt.getX() / av.getCharWidth()) + av.getStartRes();
79 if (av.hasHiddenColumns())
81 res = av.getColumnSelection().adjustForHiddenColumns(x);
90 if ((evt.getModifiers() & InputEvent.BUTTON3_MASK) == InputEvent.BUTTON3_MASK)
92 JPopupMenu pop = new JPopupMenu();
95 JMenuItem item = new JMenuItem(
96 MessageManager.getString("label.reveal"));
97 item.addActionListener(new ActionListener()
99 public void actionPerformed(ActionEvent e)
101 av.showColumn(reveal[0]);
103 ap.paintAlignment(true);
104 if (ap.overviewPanel != null)
106 ap.overviewPanel.updateOverviewImage();
112 if (av.getColumnSelection().hasManyHiddenColumns())
114 item = new JMenuItem(MessageManager.getString("action.reveal_all"));
115 item.addActionListener(new ActionListener()
117 public void actionPerformed(ActionEvent e)
119 av.showAllHiddenColumns();
121 ap.paintAlignment(true);
122 if (ap.overviewPanel != null)
124 ap.overviewPanel.updateOverviewImage();
131 pop.show(this, evt.getX(), evt.getY());
133 else if (av.getColumnSelection().contains(res))
135 JMenuItem item = new JMenuItem(
136 MessageManager.getString("label.hide_columns"));
137 item.addActionListener(new ActionListener()
139 public void actionPerformed(ActionEvent e)
141 av.hideColumns(res, res);
142 if (av.getSelectionGroup() != null
143 && av.getSelectionGroup().getSize() == av
144 .getAlignment().getHeight())
146 av.setSelectionGroup(null);
149 ap.paintAlignment(true);
150 if (ap.overviewPanel != null)
152 ap.overviewPanel.updateOverviewImage();
158 pop.show(this, evt.getX(), evt.getY());
162 // LEFT MOUSE TO SELECT
164 if (!evt.isControlDown() && !evt.isShiftDown())
166 av.getColumnSelection().clear();
169 av.getColumnSelection().addElement(res);
170 SequenceGroup sg = new SequenceGroup();
171 for (int i = 0; i < av.getAlignment().getSequences().size(); i++)
173 sg.addSequence(av.getAlignment().getSequenceAt(i), false);
178 av.setSelectionGroup(sg);
180 if (evt.isShiftDown())
182 int min = Math.min(av.getColumnSelection().getMin(), res);
183 int max = Math.max(av.getColumnSelection().getMax(), res);
184 for (int i = min; i < max; i++)
186 av.getColumnSelection().addElement(i);
193 ap.paintAlignment(true);
197 public void mouseReleased(MouseEvent evt)
199 mouseDragging = false;
201 int res = (evt.getX() / av.getCharWidth()) + av.getStartRes();
203 if (res > av.getAlignment().getWidth())
205 res = av.getAlignment().getWidth() - 1;
208 if (av.hasHiddenColumns())
210 res = av.getColumnSelection().adjustForHiddenColumns(res);
213 if (!stretchingGroup)
215 ap.paintAlignment(false);
220 SequenceGroup sg = av.getSelectionGroup();
222 if (res > sg.getStartRes())
226 else if (res < sg.getStartRes())
231 stretchingGroup = false;
232 ap.paintAlignment(false);
236 public void mouseDragged(MouseEvent evt)
238 mouseDragging = true;
240 int res = (evt.getX() / av.getCharWidth()) + av.getStartRes();
246 if (av.hasHiddenColumns())
248 res = av.getColumnSelection().adjustForHiddenColumns(res);
251 if (res > av.getAlignment().getWidth())
253 res = av.getAlignment().getWidth() - 1;
266 SequenceGroup sg = av.getSelectionGroup();
270 stretchingGroup = true;
272 if (!av.getColumnSelection().contains(res))
274 av.getColumnSelection().addElement(res);
277 if (res > sg.getStartRes())
281 if (res < sg.getStartRes())
287 for (int i = min; i <= max; i++)
289 col = av.getColumnSelection().adjustForHiddenColumns(i);
291 if ((col < sg.getStartRes()) || (col > sg.getEndRes()))
293 av.getColumnSelection().removeElement(col);
297 av.getColumnSelection().addElement(col);
301 ap.paintAlignment(false);
305 public void mouseEntered(MouseEvent evt)
309 ap.seqPanel.scrollCanvas(null);
313 public void mouseExited(MouseEvent evt)
317 ap.seqPanel.scrollCanvas(evt);
321 public void mouseClicked(MouseEvent evt)
326 public void mouseMoved(MouseEvent evt)
328 if (!av.hasHiddenColumns())
333 int res = (evt.getX() / av.getCharWidth()) + av.getStartRes();
335 res = av.getColumnSelection().adjustForHiddenColumns(res);
338 for (int[] region : av.getColumnSelection().getHiddenColumns())
340 if (res + 1 == region[0] || res - 1 == region[1])
350 public void update(Graphics g)
355 public void paint(Graphics g)
357 drawScale(g, av.getStartRes(), av.getEndRes(), getSize().width,
361 // scalewidth will normally be screenwidth,
362 public void drawScale(Graphics gg, int startx, int endx, int width,
365 gg.setFont(av.getFont());
366 // Fill in the background
367 gg.setColor(Color.white);
368 gg.fillRect(0, 0, width, height);
369 gg.setColor(Color.black);
371 // Fill the selected columns
372 ColumnSelection cs = av.getColumnSelection();
373 gg.setColor(new Color(220, 0, 0));
374 int avcharWidth = av.getCharWidth(), avcharHeight = av.getCharHeight();
375 for (int i = 0; i < cs.size(); i++)
377 int sel = cs.columnAt(i);
378 if (av.hasHiddenColumns())
380 sel = av.getColumnSelection().findColumnPosition(sel);
383 if ((sel >= startx) && (sel <= endx))
385 gg.fillRect((sel - startx) * avcharWidth, 0, avcharWidth,
390 // Draw the scale numbers
391 gg.setColor(Color.black);
393 int scalestartx = (startx / 10) * 10;
395 FontMetrics fm = gg.getFontMetrics(av.getFont());
396 int y = avcharHeight - fm.getDescent();
398 if ((scalestartx % 10) == 0)
406 for (int i = scalestartx; i < endx; i += 5)
410 string = String.valueOf(av.getColumnSelection()
411 .adjustForHiddenColumns(i));
412 if ((i - startx - 1) * avcharWidth > maxX)
414 gg.drawString(string, (i - startx - 1) * avcharWidth, y);
415 maxX = (i - startx + 1) * avcharWidth + fm.stringWidth(string);
419 ((i - startx - 1) * avcharWidth) + (avcharWidth / 2),
421 ((i - startx - 1) * avcharWidth) + (avcharWidth / 2),
422 y + (fm.getDescent() * 2));
428 ((i - startx - 1) * avcharWidth) + (avcharWidth / 2),
430 ((i - startx - 1) * avcharWidth)
432 y + (fm.getDescent() * 2));
436 if (av.hasHiddenColumns())
438 gg.setColor(Color.blue);
440 if (av.getShowHiddenMarkers())
442 for (int i = 0; i < av.getColumnSelection().getHiddenColumns()
446 res = av.getColumnSelection().findHiddenRegionPosition(i)
449 if (res < 0 || res > endx - scalestartx)
454 gg.fillPolygon(new int[]
455 { res * avcharWidth - avcharHeight / 4,
456 res * avcharWidth + avcharHeight / 4, res * avcharWidth },
458 { y - avcharHeight / 2, y - avcharHeight / 2, y + 8 },
464 if (reveal != null && reveal[0] > startx && reveal[0] < endx)
466 gg.drawString(MessageManager.getString("label.reveal_columns"),
467 reveal[0] * avcharWidth, 0);