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.
23 import jalview.datamodel.ColumnSelection;
24 import jalview.datamodel.SequenceGroup;
25 import jalview.datamodel.SequenceI;
26 import jalview.util.MessageManager;
28 import java.awt.Color;
29 import java.awt.FontMetrics;
30 import java.awt.Graphics;
31 import java.awt.Graphics2D;
32 import java.awt.RenderingHints;
33 import java.awt.event.ActionEvent;
34 import java.awt.event.ActionListener;
35 import java.awt.event.MouseEvent;
36 import java.awt.event.MouseListener;
37 import java.awt.event.MouseMotionListener;
39 import javax.swing.JMenuItem;
40 import javax.swing.JPanel;
41 import javax.swing.JPopupMenu;
42 import javax.swing.SwingUtilities;
43 import javax.swing.ToolTipManager;
51 public class ScalePanel extends JPanel implements MouseMotionListener,
54 protected int offy = 4;
59 protected AlignViewport av;
63 boolean stretchingGroup = false;
65 int min; // used by mouseDragged to see if user
67 int max; // used by mouseDragged to see if user
69 boolean mouseDragging = false;
71 // wants to delete columns
72 public ScalePanel(AlignViewport av, AlignmentPanel ap)
77 addMouseListener(this);
78 addMouseMotionListener(this);
88 public void mousePressed(MouseEvent evt)
90 int x = (evt.getX() / av.getCharWidth()) + av.getStartRes();
93 if (av.hasHiddenColumns())
95 x = av.getColumnSelection().adjustForHiddenColumns(x);
98 if (x >= av.getAlignment().getWidth())
100 res = av.getAlignment().getWidth() - 1;
110 if (SwingUtilities.isRightMouseButton(evt))
112 rightMouseButtonPressed(evt, res);
116 leftMouseButtonPressed(evt, res);
121 * Handles right mouse button press. If pressed in a selected column, opens
122 * context menu for 'Hide Columns'. If pressed on a hidden columns marker,
123 * opens context menu for 'Reveal / Reveal All'. Else does nothing.
128 protected void rightMouseButtonPressed(MouseEvent evt, final int res)
130 JPopupMenu pop = new JPopupMenu();
133 JMenuItem item = new JMenuItem(
134 MessageManager.getString("label.reveal"));
135 item.addActionListener(new ActionListener()
138 public void actionPerformed(ActionEvent e)
140 av.showColumn(reveal[0]);
142 ap.paintAlignment(true);
143 if (ap.overviewPanel != null)
145 ap.overviewPanel.updateOverviewImage();
152 if (av.getColumnSelection().hasHiddenColumns())
154 item = new JMenuItem(MessageManager.getString("action.reveal_all"));
155 item.addActionListener(new ActionListener()
158 public void actionPerformed(ActionEvent e)
160 av.showAllHiddenColumns();
162 ap.paintAlignment(true);
163 if (ap.overviewPanel != null)
165 ap.overviewPanel.updateOverviewImage();
172 pop.show(this, evt.getX(), evt.getY());
174 else if (av.getColumnSelection().contains(res))
176 JMenuItem item = new JMenuItem(
177 MessageManager.getString("label.hide_columns"));
178 item.addActionListener(new ActionListener()
181 public void actionPerformed(ActionEvent e)
183 av.hideColumns(res, res);
184 if (av.getSelectionGroup() != null
185 && av.getSelectionGroup().getSize() == av.getAlignment()
188 av.setSelectionGroup(null);
191 ap.paintAlignment(true);
192 if (ap.overviewPanel != null)
194 ap.overviewPanel.updateOverviewImage();
200 pop.show(this, evt.getX(), evt.getY());
205 * Handles left mouse button press
210 protected void leftMouseButtonPressed(MouseEvent evt, final int res)
212 if (!evt.isControlDown() && !evt.isShiftDown())
214 av.getColumnSelection().clear();
217 av.getColumnSelection().addElement(res);
218 SequenceGroup sg = new SequenceGroup();
219 // try to be as quick as possible
220 SequenceI[] iVec = av.getAlignment().getSequencesArray();
221 for (int i = 0; i < iVec.length; i++)
223 sg.addSequence(iVec[i], false);
230 if (evt.isShiftDown())
232 int min = Math.min(av.getColumnSelection().getMin(), res);
233 int max = Math.max(av.getColumnSelection().getMax(), res);
234 for (int i = min; i < max; i++)
236 av.getColumnSelection().addElement(i);
241 av.setSelectionGroup(sg);
242 ap.paintAlignment(false);
253 public void mouseReleased(MouseEvent evt)
255 mouseDragging = false;
257 int res = (evt.getX() / av.getCharWidth()) + av.getStartRes();
259 if (av.hasHiddenColumns())
261 res = av.getColumnSelection().adjustForHiddenColumns(res);
264 if (res >= av.getAlignment().getWidth())
266 res = av.getAlignment().getWidth() - 1;
269 if (!stretchingGroup)
271 ap.paintAlignment(false);
276 SequenceGroup sg = av.getSelectionGroup();
280 if (res > sg.getStartRes())
284 else if (res < sg.getStartRes())
289 stretchingGroup = false;
290 ap.paintAlignment(false);
301 public void mouseDragged(MouseEvent evt)
303 mouseDragging = true;
305 int res = (evt.getX() / av.getCharWidth()) + av.getStartRes();
311 if (av.hasHiddenColumns())
313 res = av.getColumnSelection().adjustForHiddenColumns(res);
316 if (res >= av.getAlignment().getWidth())
318 res = av.getAlignment().getWidth() - 1;
331 SequenceGroup sg = av.getSelectionGroup();
335 stretchingGroup = true;
337 if (!av.getColumnSelection().contains(res))
339 av.getColumnSelection().addElement(res);
342 if (res > sg.getStartRes())
346 if (res < sg.getStartRes())
352 for (int i = min; i <= max; i++)
354 col = i; // av.getColumnSelection().adjustForHiddenColumns(i);
356 if ((col < sg.getStartRes()) || (col > sg.getEndRes()))
358 av.getColumnSelection().removeElement(col);
362 av.getColumnSelection().addElement(col);
366 ap.paintAlignment(false);
371 public void mouseEntered(MouseEvent evt)
375 ap.getSeqPanel().scrollCanvas(null);
380 public void mouseExited(MouseEvent evt)
384 ap.getSeqPanel().scrollCanvas(evt);
389 public void mouseClicked(MouseEvent evt)
394 public void mouseMoved(MouseEvent evt)
396 if (!av.hasHiddenColumns())
401 int res = (evt.getX() / av.getCharWidth()) + av.getStartRes();
403 res = av.getColumnSelection().adjustForHiddenColumns(res);
406 if (av.getColumnSelection().getHiddenColumns() != null)
408 for (int[] region : av.getColumnSelection().getHiddenColumns())
410 if (res + 1 == region[0] || res - 1 == region[1])
413 ToolTipManager.sharedInstance().registerComponent(this);
414 this.setToolTipText(MessageManager
415 .getString("label.reveal_hidden_columns"));
420 this.setToolTipText(null);
436 public void paintComponent(Graphics g)
438 drawScale(g, av.getStartRes(), av.getEndRes(), getWidth(), getHeight());
441 // scalewidth will normally be screenwidth,
442 public void drawScale(Graphics g, int startx, int endx, int width,
445 Graphics2D gg = (Graphics2D) g;
446 gg.setFont(av.getFont());
450 gg.setRenderingHint(RenderingHints.KEY_ANTIALIASING,
451 RenderingHints.VALUE_ANTIALIAS_ON);
454 // Fill in the background
455 gg.setColor(Color.white);
456 gg.fillRect(0, 0, width, height);
457 gg.setColor(Color.black);
459 // Fill the selected columns
460 ColumnSelection cs = av.getColumnSelection();
461 int avCharWidth = av.getCharWidth(), avCharHeight = av.getCharHeight();
466 gg.setColor(new Color(220, 0, 0));
468 for (int sel : cs.getSelected())
470 if (av.hasHiddenColumns())
472 if (cs.isVisible(sel))
474 sel = cs.findColumnPosition(sel);
482 if ((sel >= startx) && (sel <= endx))
484 gg.fillRect((sel - startx) * avCharWidth, 0, avCharWidth,
489 // Draw the scale numbers
490 gg.setColor(Color.black);
492 int scalestartx = (startx / 10) * 10;
494 FontMetrics fm = gg.getFontMetrics(av.getFont());
495 int y = avCharHeight - fm.getDescent();
497 if ((scalestartx % 10) == 0)
505 for (int i = scalestartx; i < endx; i += 5)
509 string = String.valueOf(av.getColumnSelection()
510 .adjustForHiddenColumns(i));
511 if ((i - startx - 1) * avCharWidth > maxX)
513 gg.drawString(string, (i - startx - 1) * avCharWidth, y);
514 maxX = (i - startx + 1) * avCharWidth + fm.stringWidth(string);
517 gg.drawLine(((i - startx - 1) * avCharWidth) + (avCharWidth / 2),
519 ((i - startx - 1) * avCharWidth) + (avCharWidth / 2), y
520 + (fm.getDescent() * 2));
524 gg.drawLine(((i - startx - 1) * avCharWidth) + (avCharWidth / 2), y
525 + fm.getDescent(), ((i - startx - 1) * avCharWidth)
526 + (avCharWidth / 2), y + (fm.getDescent() * 2));
530 if (av.hasHiddenColumns())
532 gg.setColor(Color.blue);
534 if (av.getShowHiddenMarkers()
535 && av.getColumnSelection().getHiddenColumns() != null)
537 for (int i = 0; i < av.getColumnSelection().getHiddenColumns()
541 res = av.getColumnSelection().findHiddenRegionPosition(i)
544 if (res < 0 || res > endx - scalestartx)
549 gg.fillPolygon(new int[] { res * avCharWidth - avCharHeight / 4,
550 res * avCharWidth + avCharHeight / 4, res * avCharWidth },
551 new int[] { y - avCharHeight / 2, y - avCharHeight / 2,
557 if (reveal != null && reveal[0] > startx && reveal[0] < endx)
559 gg.drawString(MessageManager.getString("label.reveal_columns"),
560 reveal[0] * avCharWidth, 0);