2 * Jalview - A Sequence Alignment Editor and Viewer
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3 * Copyright (C) 2007 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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22 import java.awt.event.*;
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23 import javax.swing.*;
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25 import jalview.datamodel.*;
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31 * @version $Revision$
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33 public class ScalePanel
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34 extends JPanel implements MouseMotionListener, MouseListener
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36 protected int offy = 4;
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38 /** DOCUMENT ME!! */
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40 protected AlignViewport av;
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42 boolean stretchingGroup = false;
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43 int min; //used by mouseDragged to see if user
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44 int max; //used by mouseDragged to see if user
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45 boolean mouseDragging = false;
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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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69 res = av.getColumnSelection().adjustForHiddenColumns(x);
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79 if (SwingUtilities.isRightMouseButton(evt))
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81 JPopupMenu pop = new JPopupMenu();
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84 JMenuItem item = new JMenuItem("Reveal");
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85 item.addActionListener(new ActionListener()
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87 public void actionPerformed(ActionEvent e)
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89 av.showColumn(reveal[0]);
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91 ap.paintAlignment(true);
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92 if (ap.overviewPanel != null)
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94 ap.overviewPanel.updateOverviewImage();
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100 if (av.getColumnSelection().getHiddenColumns().size() > 1)
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102 item = new JMenuItem("Reveal All");
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103 item.addActionListener(new ActionListener()
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105 public void actionPerformed(ActionEvent e)
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107 av.showAllHiddenColumns();
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109 ap.paintAlignment(true);
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110 if (ap.overviewPanel != null)
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112 ap.overviewPanel.updateOverviewImage();
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118 pop.show(this, evt.getX(), evt.getY());
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120 else if (av.getColumnSelection().contains(res))
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122 JMenuItem item = new JMenuItem("Hide Columns");
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123 item.addActionListener(new ActionListener()
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125 public void actionPerformed(ActionEvent e)
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127 av.hideColumns(res, res);
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128 if (av.getSelectionGroup() != null
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129 && av.getSelectionGroup().getSize() == av.alignment.getHeight())
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131 av.setSelectionGroup(null);
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134 ap.paintAlignment(true);
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135 if (ap.overviewPanel != null)
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137 ap.overviewPanel.updateOverviewImage();
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142 pop.show(this, evt.getX(), evt.getY());
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145 else // LEFT MOUSE TO SELECT
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147 if (!evt.isControlDown() && !evt.isShiftDown())
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149 av.getColumnSelection().clear();
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152 av.getColumnSelection().addElement(res);
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153 SequenceGroup sg = new SequenceGroup();
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154 for (int i = 0; i < av.alignment.getSequences().size(); i++)
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156 sg.addSequence(av.alignment.getSequenceAt(i), false);
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159 sg.setStartRes(res);
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161 av.setSelectionGroup(sg);
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163 if (evt.isShiftDown())
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165 int min = Math.min(av.getColumnSelection().getMin(), res);
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166 int max = Math.max(av.getColumnSelection().getMax(), res);
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167 for (int i = min; i < max; i++)
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169 av.getColumnSelection().addElement(i);
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171 sg.setStartRes(min);
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177 ap.paintAlignment(true);
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183 * @param evt DOCUMENT ME!
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185 public void mouseReleased(MouseEvent evt)
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187 mouseDragging = false;
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189 int res = (evt.getX() / av.getCharWidth()) + av.getStartRes();
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191 if (res > av.alignment.getWidth())
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193 res = av.alignment.getWidth() - 1;
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196 if (av.hasHiddenColumns)
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198 res = av.getColumnSelection().adjustForHiddenColumns(res);
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201 if (!stretchingGroup)
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203 ap.paintAlignment(true);
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208 SequenceGroup sg = av.getSelectionGroup();
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212 if (res > sg.getStartRes())
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216 else if (res < sg.getStartRes())
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218 sg.setStartRes(res);
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221 stretchingGroup = false;
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222 ap.paintAlignment(true);
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228 * @param evt DOCUMENT ME!
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230 public void mouseDragged(MouseEvent evt)
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232 mouseDragging = true;
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234 int res = (evt.getX() / av.getCharWidth()) + av.getStartRes();
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240 if (av.hasHiddenColumns)
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242 res = av.getColumnSelection().adjustForHiddenColumns(res);
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245 if (res > av.alignment.getWidth())
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247 res = av.alignment.getWidth() - 1;
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260 SequenceGroup sg = av.getSelectionGroup();
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264 stretchingGroup = true;
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266 if (!av.getColumnSelection().contains(res))
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268 av.getColumnSelection().addElement(res);
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271 if (res > sg.getStartRes())
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275 if (res < sg.getStartRes())
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277 sg.setStartRes(res);
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280 for (int i = min; i <= max; i++)
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282 if ( (i < sg.getStartRes()) || (i > sg.getEndRes()))
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284 av.getColumnSelection().removeElement(i);
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288 av.getColumnSelection().addElement(i);
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292 ap.paintAlignment(true);
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296 public void mouseEntered(MouseEvent evt)
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300 ap.seqPanel.scrollCanvas(null);
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304 public void mouseExited(MouseEvent evt)
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308 ap.seqPanel.scrollCanvas(evt);
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312 public void mouseClicked(MouseEvent evt)
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315 public void mouseMoved(MouseEvent evt)
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317 if (!av.hasHiddenColumns)
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322 int res = (evt.getX() / av.getCharWidth()) + av.getStartRes();
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324 res = av.getColumnSelection().adjustForHiddenColumns(res);
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327 for (int i = 0; i < av.getColumnSelection().getHiddenColumns().size(); i++)
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329 int[] region = (int[]) av.getColumnSelection().getHiddenColumns().
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331 if (res + 1 == region[0] || res - 1 == region[1])
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334 ToolTipManager.sharedInstance().registerComponent(this);
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335 this.setToolTipText("Reveal Hidden Columns with Right Mouse Button");
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340 this.setToolTipText(null);
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353 * @param g DOCUMENT ME!
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355 public void paintComponent(Graphics g)
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357 drawScale(g, av.getStartRes(), av.getEndRes(), getWidth(), getHeight());
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360 // scalewidth will normally be screenwidth,
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361 public void drawScale(Graphics g, int startx, int endx, int width,
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364 Graphics2D gg = (Graphics2D) g;
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365 gg.setFont(av.getFont());
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369 gg.setRenderingHint(RenderingHints.KEY_ANTIALIASING,
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370 RenderingHints.VALUE_ANTIALIAS_ON);
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373 //Fill in the background
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374 gg.setColor(Color.white);
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375 gg.fillRect(0, 0, width, height);
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376 gg.setColor(Color.black);
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378 //Fill the selected columns
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379 ColumnSelection cs = av.getColumnSelection();
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380 gg.setColor(new Color(220, 0, 0));
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382 for (int i = 0; i < cs.size(); i++)
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384 int sel = cs.columnAt(i);
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385 if (av.hasHiddenColumns)
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387 sel = av.getColumnSelection().findColumnPosition(sel);
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390 if ( (sel >= startx) && (sel <= endx))
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392 gg.fillRect( (sel - startx) * av.charWidth, 0, av.charWidth,
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397 // Draw the scale numbers
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398 gg.setColor(Color.black);
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400 int scalestartx = (startx / 10) * 10;
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402 FontMetrics fm = gg.getFontMetrics(av.getFont());
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403 int y = av.charHeight - fm.getDescent();
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405 if ( (scalestartx % 10) == 0)
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413 for (int i = scalestartx; i < endx; i += 5)
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415 if ( (i % 10) == 0)
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417 string = String.valueOf(av.getColumnSelection().adjustForHiddenColumns(
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419 if ( (i - startx - 1) * av.charWidth > maxX)
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421 gg.drawString(string,
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422 (i - startx - 1) * av.charWidth, y);
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423 maxX = (i - startx + 1) * av.charWidth + fm.stringWidth(string);
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426 gg.drawLine( (int) ( ( (i - startx - 1) * av.charWidth) +
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427 (av.charWidth / 2)), y + 2,
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428 (int) ( ( (i - startx - 1) * av.charWidth) +
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429 (av.charWidth / 2)),
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430 y + (fm.getDescent() * 2));
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435 gg.drawLine( (int) ( ( (i - startx - 1) * av.charWidth) +
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436 (av.charWidth / 2)), y + fm.getDescent(),
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437 (int) ( ( (i - startx - 1) * av.charWidth) +
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438 (av.charWidth / 2)), y + (fm.getDescent() * 2));
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442 if (av.hasHiddenColumns)
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444 gg.setColor(Color.blue);
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446 if (av.getShowHiddenMarkers())
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448 for (int i = 0; i < av.getColumnSelection().getHiddenColumns().size();
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452 res = av.getColumnSelection().findHiddenRegionPosition(i) -
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455 if (res < 0 || res > endx - scalestartx)
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460 gg.fillPolygon(new int[]
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461 {res * av.charWidth - av.charHeight / 4,
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462 res * av.charWidth + av.charHeight / 4,
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463 res * av.charWidth},
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466 y - av.charHeight / 2, y - av.charHeight / 2,
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473 if (reveal != null && reveal[0] > startx && reveal[0] < endx)
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475 gg.drawString("Reveal Columns", reveal[0] * av.charWidth, 0);
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