2 * Jalview - A Sequence Alignment Editor and Viewer
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3 * Copyright (C) 2006 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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46 boolean mouseDragging = false;
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48 // wants to delete columns
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49 public ScalePanel(AlignViewport av, AlignmentPanel ap)
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54 addMouseListener(this);
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55 addMouseMotionListener(this);
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61 * @param evt DOCUMENT ME!
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63 public void mousePressed(MouseEvent evt)
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65 int x = (evt.getX() / av.getCharWidth()) + av.getStartRes();
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68 if(av.hasHiddenColumns)
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69 res = av.getColumnSelection().adjustForHiddenColumns(x);
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76 if (SwingUtilities.isRightMouseButton(evt))
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78 JPopupMenu pop = new JPopupMenu();
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81 JMenuItem item = new JMenuItem("Reveal");
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82 item.addActionListener(new ActionListener()
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84 public void actionPerformed(ActionEvent e)
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86 av.showColumn(reveal[0]);
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89 if (ap.overviewPanel != null)
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90 ap.overviewPanel.updateOverviewImage();
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95 if (av.getColumnSelection().getHiddenColumns().size() > 1)
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97 item = new JMenuItem("Reveal All");
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98 item.addActionListener(new ActionListener()
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100 public void actionPerformed(ActionEvent e)
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102 av.showAllHiddenColumns();
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105 if (ap.overviewPanel != null)
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106 ap.overviewPanel.updateOverviewImage();
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111 pop.show(this, evt.getX(), evt.getY());
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113 else if (av.getColumnSelection().contains(res))
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115 JMenuItem item = new JMenuItem("Hide Columns");
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116 item.addActionListener(new ActionListener()
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118 public void actionPerformed(ActionEvent e)
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120 av.hideColumns(res, res);
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121 if(av.getSelectionGroup()!=null
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122 && av.getSelectionGroup().getSize(false)==av.alignment.getHeight())
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123 av.setSelectionGroup(null);
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126 if (ap.overviewPanel != null)
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127 ap.overviewPanel.updateOverviewImage();
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131 pop.show(this, evt.getX(), evt.getY());
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134 else // LEFT MOUSE TO SELECT
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136 if (!evt.isControlDown() && !evt.isShiftDown())
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138 av.getColumnSelection().clear();
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141 av.getColumnSelection().addElement(res);
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142 SequenceGroup sg = new SequenceGroup();
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143 for (int i = 0; i < av.alignment.getSequences().size(); i++)
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145 sg.addSequence(av.alignment.getSequenceAt(i), false);
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148 sg.setStartRes(res);
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150 av.setSelectionGroup(sg);
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152 if(evt.isShiftDown())
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154 int min = Math.min(av.getColumnSelection().getMin(), res);
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155 int max = Math.max(av.getColumnSelection().getMax(), res);
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156 for (int i = min; i<max; i++)
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158 av.getColumnSelection().addElement(i);
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160 sg.setStartRes(min);
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174 * @param evt DOCUMENT ME!
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176 public void mouseReleased(MouseEvent evt)
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178 mouseDragging = false;
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180 int res = (evt.getX() / av.getCharWidth()) + av.getStartRes();
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182 if(res> av.alignment.getWidth())
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184 res = av.alignment.getWidth()-1;
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187 if(av.hasHiddenColumns)
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188 res = av.getColumnSelection().adjustForHiddenColumns(res);
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190 if (!stretchingGroup)
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197 SequenceGroup sg = av.getSelectionGroup();
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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 stretchingGroup = false;
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216 * @param evt DOCUMENT ME!
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218 public void mouseDragged(MouseEvent evt)
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220 mouseDragging = true;
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222 int res = (evt.getX() / av.getCharWidth()) + av.getStartRes();
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226 if(av.hasHiddenColumns)
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227 res = av.getColumnSelection().adjustForHiddenColumns(res);
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230 if(res> av.alignment.getWidth())
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232 res = av.alignment.getWidth()-1;
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247 SequenceGroup sg = av.getSelectionGroup();
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251 stretchingGroup = true;
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253 if (!av.getColumnSelection().contains(res))
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255 av.getColumnSelection().addElement(res);
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258 if (res > sg.getStartRes())
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262 if (res < sg.getStartRes())
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264 sg.setStartRes(res);
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267 for (int i = min; i <= max; i++)
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269 if ((i < sg.getStartRes()) || (i > sg.getEndRes()))
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271 av.getColumnSelection().removeElement(i);
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275 av.getColumnSelection().addElement(i);
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283 public void mouseEntered(MouseEvent evt)
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286 ap.seqPanel.scrollCanvas(null);
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289 public void mouseExited(MouseEvent evt)
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292 ap.seqPanel.scrollCanvas(evt);
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295 public void mouseClicked(MouseEvent evt){}
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297 public void mouseMoved(MouseEvent evt)
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299 if(!av.hasHiddenColumns)
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302 int res = (evt.getX() / av.getCharWidth()) + av.getStartRes();
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304 res = av.getColumnSelection().adjustForHiddenColumns(res);
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307 for(int i=0; i<av.getColumnSelection().getHiddenColumns().size(); i++)
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309 int [] region = (int[])av.getColumnSelection().getHiddenColumns().elementAt(i);
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310 if(res+1==region[0] || res-1==region[1])
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313 ToolTipManager.sharedInstance().registerComponent(this);
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314 this.setToolTipText("Reveal Hidden Columns with Right Mouse Button");
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318 this.setToolTipText(null);
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330 * @param g DOCUMENT ME!
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332 public void paintComponent(Graphics g)
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334 drawScale(g, av.getStartRes(), av.getEndRes(), getWidth(), getHeight());
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337 // scalewidth will normally be screenwidth,
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338 public void drawScale(Graphics g, int startx, int endx, int width,
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341 Graphics2D gg = (Graphics2D) g;
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342 gg.setFont(av.getFont());
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345 gg.setRenderingHint(RenderingHints.KEY_ANTIALIASING,
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346 RenderingHints.VALUE_ANTIALIAS_ON);
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348 //Fill in the background
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349 gg.setColor(Color.white);
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350 gg.fillRect(0, 0, width, height);
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351 gg.setColor(Color.black);
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353 //Fill the selected columns
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354 ColumnSelection cs = av.getColumnSelection();
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355 gg.setColor(new Color(220, 0, 0));
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357 for (int i = 0; i < cs.size(); i++)
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359 int sel = cs.columnAt(i);
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360 if(av.hasHiddenColumns)
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361 sel = av.getColumnSelection().findColumnPosition(sel);
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363 if ((sel >= startx) && (sel <= endx))
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365 gg.fillRect((sel - startx) * av.charWidth, 0, av.charWidth,
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370 // Draw the scale numbers
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371 gg.setColor(Color.black);
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373 int scalestartx = (startx / 10) * 10;
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375 FontMetrics fm = gg.getFontMetrics(av.getFont());
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376 int y = av.charHeight - fm.getDescent();
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378 if ((scalestartx % 10) == 0)
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386 for (int i = scalestartx; i < endx; i += 5)
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390 string = String.valueOf(av.getColumnSelection().adjustForHiddenColumns(i));
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391 if ( (i - startx - 1) * av.charWidth > maxX)
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393 gg.drawString(string,
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394 (i - startx - 1) * av.charWidth, y);
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395 maxX = (i - startx + 1) * av.charWidth + fm.stringWidth(string);
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398 gg.drawLine( (int) ( ( (i - startx - 1) * av.charWidth) +
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399 (av.charWidth / 2)), y + 2,
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400 (int) ( ( (i - startx - 1) * av.charWidth) +
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401 (av.charWidth / 2)),
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402 y + (fm.getDescent() * 2));
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407 gg.drawLine((int) (((i - startx - 1) * av.charWidth) +
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408 (av.charWidth / 2)), y + fm.getDescent(),
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409 (int) (((i - startx - 1) * av.charWidth) +
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410 (av.charWidth / 2)), y + (fm.getDescent() * 2));
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414 if (av.hasHiddenColumns)
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416 gg.setColor(Color.blue);
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418 if(av.getShowHiddenMarkers())
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420 for (int i = 0; i < av.getColumnSelection().getHiddenColumns().size();
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424 res = av.getColumnSelection().findHiddenRegionPosition(i) -
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427 if(res < 0 || res > endx-scalestartx)
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430 gg.fillPolygon(new int[]
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431 {res * av.charWidth - av.charHeight / 4,
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432 res * av.charWidth + av.charHeight / 4,
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433 res * av.charWidth},
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436 y - av.charHeight / 2, y - av.charHeight / 2,
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443 if (reveal != null && reveal[0] > startx && reveal[0] < endx)
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445 gg.drawString("Reveal Columns", reveal[0] * av.charWidth, 0);
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