2 * Jalview - A Sequence Alignment Editor and Viewer
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3 * Copyright (C) 2005 AM Waterhouse, J Procter, G Barton, M Clamp, S Searle
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5 * This program is free software; you can redistribute it and/or
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6 * modify it under the terms of the GNU General Public License
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7 * as published by the Free Software Foundation; either version 2
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8 * of the License, or (at your option) any later version.
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10 * This program is distributed in the hope that it will be useful,
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11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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13 * GNU General Public License for more details.
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15 * You should have received a copy of the GNU General Public License
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16 * along with this program; if not, write to the Free Software
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17 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
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19 package jalview.gui;
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21 import jalview.datamodel.*;
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24 import java.awt.event.*;
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26 import javax.swing.*;
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33 * @version $Revision$
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35 public class ScalePanel extends JPanel implements MouseMotionListener, MouseListener
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37 protected int offy = 4;
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39 /** DOCUMENT ME!! */
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41 protected AlignViewport av;
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43 boolean stretchingGroup = false;
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44 int min; //used by mouseDragged to see if user
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45 int max; //used by mouseDragged to see if user
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47 // wants to delete columns
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48 public ScalePanel(AlignViewport av, AlignmentPanel ap)
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53 addMouseListener(this);
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54 addMouseMotionListener(this);
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60 * @param evt DOCUMENT ME!
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62 public void mousePressed(MouseEvent evt)
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64 int x = (evt.getX() / av.getCharWidth()) + av.getStartRes();
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67 if(av.hasHiddenColumns)
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68 res = av.getColumnSelection().adjustForHiddenColumns(x);
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77 av.getColumnSelection().revealHiddenColumns(reveal[0], av);
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82 if (av.getColumnSelection().contains(res))
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84 if( SwingUtilities.isRightMouseButton(evt))
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86 JPopupMenu pop = new JPopupMenu();
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87 JMenuItem item = new JMenuItem("Hide Columns");
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88 item.addActionListener(new ActionListener()
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90 public void actionPerformed(ActionEvent e)
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92 av.getColumnSelection().hideColumns(res, av);
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96 pop.show(this, evt.getX(), evt.getY());
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101 av.getColumnSelection().removeElement(res);
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102 ap.annotationPanel.removeEditableColumn(res);
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107 av.getColumnSelection().addElement(res);
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108 SequenceGroup sg = new SequenceGroup();
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110 for (int i = 0; i < av.alignment.getSequences().size(); i++)
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112 sg.addSequence(av.alignment.getSequenceAt(i), false);
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115 sg.setStartRes(res);
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117 av.setSelectionGroup(sg);
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127 * @param evt DOCUMENT ME!
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129 public void mouseReleased(MouseEvent evt)
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131 int res = (evt.getX() / av.getCharWidth()) + av.getStartRes();
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133 if(av.hasHiddenColumns)
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134 res = av.getColumnSelection().adjustForHiddenColumns(res);
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136 if (av.getColumnSelection() != null)
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138 for (int i = 0; i < av.getColumnSelection().size(); i++)
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140 ap.annotationPanel.addEditableColumn(av.getColumnSelection()
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145 if (!stretchingGroup)
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152 SequenceGroup sg = av.getSelectionGroup();
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154 if (res > sg.getStartRes())
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158 else if (res < sg.getStartRes())
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160 sg.setStartRes(res);
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163 stretchingGroup = false;
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170 * @param evt DOCUMENT ME!
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172 public void mouseDragged(MouseEvent evt)
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174 int res = (evt.getX() / av.getCharWidth()) + av.getStartRes();
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176 if(av.hasHiddenColumns)
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177 res = av.getColumnSelection().adjustForHiddenColumns(res);
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189 SequenceGroup sg = av.getSelectionGroup();
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193 stretchingGroup = true;
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195 if (!av.getColumnSelection().contains(res))
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197 av.getColumnSelection().addElement(res);
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200 if (res > sg.getStartRes())
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204 else if (res < sg.getStartRes())
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206 sg.setStartRes(res);
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209 for (int i = min; i <= max; i++)
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211 if ((i < sg.getStartRes()) || (i > sg.getEndRes()))
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213 av.getColumnSelection().removeElement(i);
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214 ap.annotationPanel.removeEditableColumn(res);
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218 av.getColumnSelection().addElement(i);
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226 public void mouseEntered(MouseEvent evt){}
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227 public void mouseExited(MouseEvent evt){}
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228 public void mouseClicked(MouseEvent evt){}
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230 public void mouseMoved(MouseEvent evt)
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232 if(!av.hasHiddenColumns)
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235 int res = (evt.getX() / av.getCharWidth()) + av.getStartRes();
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237 res = av.getColumnSelection().adjustForHiddenColumns(res);
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240 for(int i=0; i<av.getColumnSelection().getHiddenColumns().size(); i++)
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242 int [] region = (int[])av.getColumnSelection().getHiddenColumns().elementAt(i);
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243 if(res+1==region[0] || res-1==region[1])
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258 * @param g DOCUMENT ME!
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260 public void paintComponent(Graphics g)
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262 drawScale(g, av.getStartRes(), av.getEndRes(), getWidth(), getHeight());
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265 // scalewidth will normally be screenwidth,
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266 public void drawScale(Graphics g, int startx, int endx, int width,
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269 Graphics2D gg = (Graphics2D) g;
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270 gg.setFont(av.getFont());
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273 gg.setRenderingHint(RenderingHints.KEY_ANTIALIASING,
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274 RenderingHints.VALUE_ANTIALIAS_ON);
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276 //Fill in the background
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277 gg.setColor(Color.white);
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278 gg.fillRect(0, 0, width, height);
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279 gg.setColor(Color.black);
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281 //Fill the selected columns
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282 ColumnSelection cs = av.getColumnSelection();
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283 gg.setColor(new Color(220, 0, 0));
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285 for (int i = 0; i < cs.size(); i++)
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287 int sel = cs.columnAt(i);
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288 if(av.hasHiddenColumns)
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289 sel = av.getColumnSelection().findColumnPosition(sel);
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291 if ((sel >= startx) && (sel <= endx))
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293 gg.fillRect((sel - startx) * av.charWidth, 0, av.charWidth,
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298 // Draw the scale numbers
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299 gg.setColor(Color.black);
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301 int scalestartx = (startx / 10) * 10;
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303 FontMetrics fm = gg.getFontMetrics(av.getFont());
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304 int y = av.charHeight - fm.getDescent();
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306 if ((scalestartx % 10) == 0)
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311 for (int i = scalestartx; i < endx; i += 5)
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315 gg.drawString(String.valueOf(av.getColumnSelection().adjustForHiddenColumns(i)),
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316 (i - startx - 1) * av.charWidth, y);
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317 gg.drawLine((int) (((i - startx - 1) * av.charWidth) +
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318 (av.charWidth / 2)), y + 2,
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319 (int) (((i - startx - 1) * av.charWidth) +
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320 (av.charWidth / 2)), y + (fm.getDescent() * 2));
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324 gg.drawLine((int) (((i - startx - 1) * av.charWidth) +
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325 (av.charWidth / 2)), y + fm.getDescent(),
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326 (int) (((i - startx - 1) * av.charWidth) +
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327 (av.charWidth / 2)), y + (fm.getDescent() * 2));
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331 if (av.hasHiddenColumns)
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333 gg.setColor(Color.blue);
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335 for (int i = 0; i < av.getColumnSelection().getHiddenColumns().size(); i++)
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337 res = av.getColumnSelection().findHiddenRegionPosition( i )-startx;
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339 gg.fillPolygon(new int[] { res*av.charWidth - 4,
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340 res*av.charWidth + 4,
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341 res*av.charWidth },
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344 y-av.charHeight/2 , y-av.charHeight/2 ,
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350 if (reveal != null && reveal[0] > startx && reveal[0] < endx)
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352 gg.drawString("Reveal Columns", reveal[0] * av.charWidth, 0);
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