2 * Jalview - A Sequence Alignment Editor and Viewer (Version 2.8)
3 * Copyright (C) 2012 J Procter, AM Waterhouse, LM Lui, J Engelhardt, G Barton, M Clamp, S Searle
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 of the License, or (at your option) any later version.
11 * Jalview is distributed in the hope that it will be useful, but
12 * WITHOUT ANY WARRANTY; without even the implied warranty
13 * of MERCHANTABILITY or FITNESS FOR A PARTICULAR
14 * PURPOSE. See the GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License along with Jalview. If not, see <http://www.gnu.org/licenses/>.
18 package jalview.appletgui;
21 import java.awt.event.*;
23 import jalview.datamodel.*;
24 import jalview.util.MessageManager;
26 public class ScalePanel extends Panel implements MouseMotionListener,
30 protected int offy = 4;
34 protected AlignViewport av;
38 boolean stretchingGroup = false;
40 int min; // used by mouseDragged to see if user
42 int max; // used by mouseDragged to see if user
44 boolean mouseDragging = false;
48 public ScalePanel(AlignViewport av, AlignmentPanel ap)
54 addMouseListener(this);
55 addMouseMotionListener(this);
59 public void mousePressed(MouseEvent evt)
61 int x = (evt.getX() / av.getCharWidth()) + av.getStartRes();
64 if (av.hasHiddenColumns())
66 res = av.getColumnSelection().adjustForHiddenColumns(x);
75 if ((evt.getModifiers() & InputEvent.BUTTON3_MASK) == InputEvent.BUTTON3_MASK)
77 PopupMenu pop = new PopupMenu();
80 MenuItem item = new MenuItem(MessageManager.getString("label.reveal"));
81 item.addActionListener(new ActionListener()
83 public void actionPerformed(ActionEvent e)
85 av.showColumn(reveal[0]);
87 ap.paintAlignment(true);
88 if (ap.overviewPanel != null)
90 ap.overviewPanel.updateOverviewImage();
96 if (av.getColumnSelection().getHiddenColumns().size() > 1)
98 item = new MenuItem(MessageManager.getString("action.reveal_all"));
99 item.addActionListener(new ActionListener()
101 public void actionPerformed(ActionEvent e)
103 av.showAllHiddenColumns();
105 ap.paintAlignment(true);
106 if (ap.overviewPanel != null)
108 ap.overviewPanel.updateOverviewImage();
115 pop.show(this, evt.getX(), evt.getY());
117 else if (av.getColumnSelection().contains(res))
119 MenuItem item = new MenuItem(MessageManager.getString("label.hide_columns"));
120 item.addActionListener(new ActionListener()
122 public void actionPerformed(ActionEvent e)
124 av.hideColumns(res, res);
125 if (av.getSelectionGroup() != null
126 && av.getSelectionGroup().getSize() == av
127 .getAlignment().getHeight())
129 av.setSelectionGroup(null);
132 ap.paintAlignment(true);
133 if (ap.overviewPanel != null)
135 ap.overviewPanel.updateOverviewImage();
141 pop.show(this, evt.getX(), evt.getY());
145 // LEFT MOUSE TO SELECT
147 if (!evt.isControlDown() && !evt.isShiftDown())
149 av.getColumnSelection().clear();
152 av.getColumnSelection().addElement(res);
153 SequenceGroup sg = new SequenceGroup();
154 for (int i = 0; i < av.getAlignment().getSequences().size(); i++)
156 sg.addSequence(av.getAlignment().getSequenceAt(i), false);
161 av.setSelectionGroup(sg);
163 if (evt.isShiftDown())
165 int min = Math.min(av.getColumnSelection().getMin(), res);
166 int max = Math.max(av.getColumnSelection().getMax(), res);
167 for (int i = min; i < max; i++)
169 av.getColumnSelection().addElement(i);
176 ap.paintAlignment(true);
180 public void mouseReleased(MouseEvent evt)
182 mouseDragging = false;
184 int res = (evt.getX() / av.getCharWidth()) + av.getStartRes();
186 if (res > av.getAlignment().getWidth())
188 res = av.getAlignment().getWidth() - 1;
191 if (av.hasHiddenColumns())
193 res = av.getColumnSelection().adjustForHiddenColumns(res);
196 if (!stretchingGroup)
198 ap.paintAlignment(false);
203 SequenceGroup sg = av.getSelectionGroup();
205 if (res > sg.getStartRes())
209 else if (res < sg.getStartRes())
214 stretchingGroup = false;
215 ap.paintAlignment(false);
219 public void mouseDragged(MouseEvent evt)
221 mouseDragging = true;
223 int res = (evt.getX() / av.getCharWidth()) + av.getStartRes();
229 if (av.hasHiddenColumns())
231 res = av.getColumnSelection().adjustForHiddenColumns(res);
234 if (res > av.getAlignment().getWidth())
236 res = av.getAlignment().getWidth() - 1;
249 SequenceGroup sg = av.getSelectionGroup();
253 stretchingGroup = true;
255 if (!av.getColumnSelection().contains(res))
257 av.getColumnSelection().addElement(res);
260 if (res > sg.getStartRes())
264 if (res < sg.getStartRes())
270 for (int i = min; i <= max; i++)
272 col = av.getColumnSelection().adjustForHiddenColumns(i);
274 if ((col < sg.getStartRes()) || (col > sg.getEndRes()))
276 av.getColumnSelection().removeElement(col);
280 av.getColumnSelection().addElement(col);
284 ap.paintAlignment(false);
288 public void mouseEntered(MouseEvent evt)
292 ap.seqPanel.scrollCanvas(null);
296 public void mouseExited(MouseEvent evt)
300 ap.seqPanel.scrollCanvas(evt);
304 public void mouseClicked(MouseEvent evt)
309 public void mouseMoved(MouseEvent evt)
311 if (!av.hasHiddenColumns())
316 int res = (evt.getX() / av.getCharWidth()) + av.getStartRes();
318 res = av.getColumnSelection().adjustForHiddenColumns(res);
321 for (int i = 0; i < av.getColumnSelection().getHiddenColumns().size(); i++)
323 int[] region = (int[]) av.getColumnSelection().getHiddenColumns()
325 if (res + 1 == region[0] || res - 1 == region[1])
335 public void update(Graphics g)
340 public void paint(Graphics g)
342 drawScale(g, av.getStartRes(), av.getEndRes(), getSize().width,
346 // scalewidth will normally be screenwidth,
347 public void drawScale(Graphics gg, int startx, int endx, int width,
350 gg.setFont(av.getFont());
352 // Fill in the background
353 gg.setColor(Color.white);
354 gg.fillRect(0, 0, width, height);
355 gg.setColor(Color.black);
357 // Fill the selected columns
358 ColumnSelection cs = av.getColumnSelection();
359 gg.setColor(new Color(220, 0, 0));
361 for (int i = 0; i < cs.size(); i++)
363 int sel = cs.columnAt(i);
364 if (av.hasHiddenColumns())
366 sel = av.getColumnSelection().findColumnPosition(sel);
369 if ((sel >= startx) && (sel <= endx))
371 gg.fillRect((sel - startx) * av.charWidth, 0, av.charWidth,
376 // Draw the scale numbers
377 gg.setColor(Color.black);
379 int scalestartx = (startx / 10) * 10;
381 FontMetrics fm = gg.getFontMetrics(av.getFont());
382 int y = av.charHeight - fm.getDescent();
384 if ((scalestartx % 10) == 0)
392 for (int i = scalestartx; i < endx; i += 5)
396 string = String.valueOf(av.getColumnSelection()
397 .adjustForHiddenColumns(i));
398 if ((i - startx - 1) * av.charWidth > maxX)
400 gg.drawString(string, (i - startx - 1) * av.charWidth, y);
401 maxX = (i - startx + 1) * av.charWidth + fm.stringWidth(string);
405 (int) (((i - startx - 1) * av.charWidth) + (av.charWidth / 2)),
407 (int) (((i - startx - 1) * av.charWidth) + (av.charWidth / 2)),
408 y + (fm.getDescent() * 2));
414 (int) (((i - startx - 1) * av.charWidth) + (av.charWidth / 2)),
416 (int) (((i - startx - 1) * av.charWidth) + (av.charWidth / 2)),
417 y + (fm.getDescent() * 2));
421 if (av.hasHiddenColumns())
423 gg.setColor(Color.blue);
425 if (av.getShowHiddenMarkers())
427 for (int i = 0; i < av.getColumnSelection().getHiddenColumns()
431 res = av.getColumnSelection().findHiddenRegionPosition(i)
434 if (res < 0 || res > endx - scalestartx)
439 gg.fillPolygon(new int[]
440 { res * av.charWidth - av.charHeight / 4,
441 res * av.charWidth + av.charHeight / 4, res * av.charWidth },
443 { y - av.charHeight / 2, y - av.charHeight / 2, y + 8 },
449 if (reveal != null && reveal[0] > startx && reveal[0] < endx)
451 gg.drawString(MessageManager.getString("label.reveal_columns"), reveal[0] * av.charWidth, 0);