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.renderer.ScaleRenderer;
27 import jalview.renderer.ScaleRenderer.ScaleMark;
28 import jalview.util.MessageManager;
29 import jalview.util.Platform;
31 import java.awt.Color;
32 import java.awt.FontMetrics;
33 import java.awt.Graphics;
34 import java.awt.Graphics2D;
35 import java.awt.RenderingHints;
36 import java.awt.event.ActionEvent;
37 import java.awt.event.ActionListener;
38 import java.awt.event.MouseEvent;
39 import java.awt.event.MouseListener;
40 import java.awt.event.MouseMotionListener;
41 import java.util.List;
43 import javax.swing.JMenuItem;
44 import javax.swing.JPanel;
45 import javax.swing.JPopupMenu;
46 import javax.swing.ToolTipManager;
49 * The panel containing the sequence ruler (when not in wrapped mode), and
50 * supports a range of mouse operations to select, hide or reveal columns.
52 public class ScalePanel extends JPanel implements MouseMotionListener,
55 protected int offy = 4;
59 protected AlignViewport av;
63 boolean stretchingGroup = false;
66 * min, max hold the extent of a mouse drag action
72 boolean mouseDragging = false;
75 * holds a hidden column range when the mouse is over an adjacent column
85 public ScalePanel(AlignViewport av, AlignmentPanel ap)
90 addMouseListener(this);
91 addMouseMotionListener(this);
101 public void mousePressed(MouseEvent evt)
103 int x = (evt.getX() / av.getCharWidth()) + av.getStartRes();
106 if (av.hasHiddenColumns())
108 x = av.getColumnSelection().adjustForHiddenColumns(x);
111 if (x >= av.getAlignment().getWidth())
113 res = av.getAlignment().getWidth() - 1;
123 if (evt.isPopupTrigger())
125 rightMouseButtonPressed(evt, res);
129 leftMouseButtonPressed(evt, res);
134 * Handles right mouse button press. If pressed in a selected column, opens
135 * context menu for 'Hide Columns'. If pressed on a hidden columns marker,
136 * opens context menu for 'Reveal / Reveal All'. Else does nothing.
141 protected void rightMouseButtonPressed(MouseEvent evt, final int res)
143 JPopupMenu pop = new JPopupMenu();
146 JMenuItem item = new JMenuItem(
147 MessageManager.getString("label.reveal"));
148 item.addActionListener(new ActionListener()
151 public void actionPerformed(ActionEvent e)
153 av.showColumn(reveal[0]);
155 ap.paintAlignment(true);
156 if (ap.overviewPanel != null)
158 ap.overviewPanel.updateOverviewImage();
165 if (av.getColumnSelection().hasHiddenColumns())
167 item = new JMenuItem(MessageManager.getString("action.reveal_all"));
168 item.addActionListener(new ActionListener()
171 public void actionPerformed(ActionEvent e)
173 av.showAllHiddenColumns();
175 ap.paintAlignment(true);
176 if (ap.overviewPanel != null)
178 ap.overviewPanel.updateOverviewImage();
185 pop.show(this, evt.getX(), evt.getY());
187 else if (av.getColumnSelection().contains(res))
189 JMenuItem item = new JMenuItem(
190 MessageManager.getString("label.hide_columns"));
191 item.addActionListener(new ActionListener()
194 public void actionPerformed(ActionEvent e)
196 av.hideColumns(res, res);
197 if (av.getSelectionGroup() != null
198 && av.getSelectionGroup().getSize() == av.getAlignment()
201 av.setSelectionGroup(null);
204 ap.paintAlignment(true);
205 if (ap.overviewPanel != null)
207 ap.overviewPanel.updateOverviewImage();
213 pop.show(this, evt.getX(), evt.getY());
218 * Handles left mouse button press
223 protected void leftMouseButtonPressed(MouseEvent evt, final int res)
225 if (!Platform.isControlDown(evt) && !evt.isShiftDown())
227 av.getColumnSelection().clear();
230 av.getColumnSelection().addElement(res);
231 SequenceGroup sg = new SequenceGroup();
232 // try to be as quick as possible
233 SequenceI[] iVec = av.getAlignment().getSequencesArray();
234 for (int i = 0; i < iVec.length; i++)
236 sg.addSequence(iVec[i], false);
243 if (evt.isShiftDown())
245 int min = Math.min(av.getColumnSelection().getMin(), res);
246 int max = Math.max(av.getColumnSelection().getMax(), res);
247 for (int i = min; i < max; i++)
249 av.getColumnSelection().addElement(i);
254 av.setSelectionGroup(sg);
255 ap.paintAlignment(false);
266 public void mouseReleased(MouseEvent evt)
268 mouseDragging = false;
270 int res = (evt.getX() / av.getCharWidth()) + av.getStartRes();
272 if (av.hasHiddenColumns())
274 res = av.getColumnSelection().adjustForHiddenColumns(res);
277 if (res >= av.getAlignment().getWidth())
279 res = av.getAlignment().getWidth() - 1;
282 if (!stretchingGroup)
284 ap.paintAlignment(false);
289 SequenceGroup sg = av.getSelectionGroup();
293 if (res > sg.getStartRes())
297 else if (res < sg.getStartRes())
302 stretchingGroup = false;
303 ap.paintAlignment(false);
314 public void mouseDragged(MouseEvent evt)
316 mouseDragging = true;
318 int res = (evt.getX() / av.getCharWidth()) + av.getStartRes();
324 if (av.hasHiddenColumns())
326 res = av.getColumnSelection().adjustForHiddenColumns(res);
329 if (res >= av.getAlignment().getWidth())
331 res = av.getAlignment().getWidth() - 1;
344 SequenceGroup sg = av.getSelectionGroup();
348 stretchingGroup = true;
350 if (!av.getColumnSelection().contains(res))
352 av.getColumnSelection().addElement(res);
355 if (res > sg.getStartRes())
359 if (res < sg.getStartRes())
365 for (int i = min; i <= max; i++)
367 col = i; // av.getColumnSelection().adjustForHiddenColumns(i);
369 if ((col < sg.getStartRes()) || (col > sg.getEndRes()))
371 av.getColumnSelection().removeElement(col);
375 av.getColumnSelection().addElement(col);
379 ap.paintAlignment(false);
384 public void mouseEntered(MouseEvent evt)
388 ap.getSeqPanel().scrollCanvas(null);
393 public void mouseExited(MouseEvent evt)
397 ap.getSeqPanel().scrollCanvas(evt);
402 public void mouseClicked(MouseEvent evt)
407 public void mouseMoved(MouseEvent evt)
409 this.setToolTipText(null);
411 if (!av.hasHiddenColumns())
416 int res = (evt.getX() / av.getCharWidth()) + av.getStartRes();
418 res = av.getColumnSelection().adjustForHiddenColumns(res);
420 if (av.getColumnSelection().getHiddenColumns() != null)
422 for (int[] region : av.getColumnSelection().getHiddenColumns())
424 if (res + 1 == region[0] || res - 1 == region[1])
427 ToolTipManager.sharedInstance().registerComponent(this);
428 this.setToolTipText(MessageManager
429 .getString("label.reveal_hidden_columns"));
444 public void paintComponent(Graphics g)
446 drawScale(g, av.getStartRes(), av.getEndRes(), getWidth(), getHeight());
449 // scalewidth will normally be screenwidth,
450 public void drawScale(Graphics g, int startx, int endx, int width,
453 Graphics2D gg = (Graphics2D) g;
454 gg.setFont(av.getFont());
458 gg.setRenderingHint(RenderingHints.KEY_ANTIALIASING,
459 RenderingHints.VALUE_ANTIALIAS_ON);
462 // Fill in the background
463 gg.setColor(Color.white);
464 gg.fillRect(0, 0, width, height);
465 gg.setColor(Color.black);
467 // Fill the selected columns
468 ColumnSelection cs = av.getColumnSelection();
469 int avCharWidth = av.getCharWidth(), avCharHeight = av.getCharHeight();
473 gg.setColor(new Color(220, 0, 0));
475 for (int sel : cs.getSelected())
477 // TODO: JAL-2001 - provide a fast method to list visible selected in a
480 if (av.hasHiddenColumns())
482 if (cs.isVisible(sel))
484 sel = cs.findColumnPosition(sel);
492 if ((sel >= startx) && (sel <= endx))
494 gg.fillRect((sel - startx) * avCharWidth, 0, avCharWidth,
500 int widthx = 1 + endx - startx;
502 FontMetrics fm = gg.getFontMetrics(av.getFont());
503 int y = avCharHeight;
504 int yOf = fm.getDescent();
506 if (av.hasHiddenColumns())
508 // draw any hidden column markers
509 gg.setColor(Color.blue);
511 if (av.getShowHiddenMarkers()
512 && av.getColumnSelection().getHiddenColumns() != null)
514 for (int i = 0; i < av.getColumnSelection().getHiddenColumns()
517 res = av.getColumnSelection().findHiddenRegionPosition(i)
520 if (res < 0 || res > widthx)
525 gg.fillPolygon(new int[] {
526 -1 + res * avCharWidth - avCharHeight / 4,
527 -1 + res * avCharWidth + avCharHeight / 4,
528 -1 + res * avCharWidth }, new int[] { y, y, y + 2 * yOf }, 3);
532 // Draw the scale numbers
533 gg.setColor(Color.black);
536 List<ScaleMark> marks = new ScaleRenderer().calculateMarks(av, startx,
539 for (ScaleMark mark : marks)
541 boolean major = mark.major;
542 int mpos = mark.column; // (i - startx - 1)
543 String mstring = mark.text;
546 if (mpos * avCharWidth > maxX)
548 gg.drawString(mstring, mpos * avCharWidth, y);
549 maxX = (mpos + 2) * avCharWidth + fm.stringWidth(mstring);
554 gg.drawLine((mpos * avCharWidth) + (avCharWidth / 2), y + 2,
555 (mpos * avCharWidth) + (avCharWidth / 2), y + (yOf * 2));
559 gg.drawLine((mpos * avCharWidth) + (avCharWidth / 2), y + yOf,
560 (mpos * avCharWidth) + (avCharWidth / 2), y + (yOf * 2));