2 * Jalview - A Sequence Alignment Editor and Viewer ($$Version-Rel$$)
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3 * Copyright (C) $$Year-Rel$$ The Jalview Authors
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5 * This file is part of Jalview.
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7 * Jalview is free software: you can redistribute it and/or
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8 * modify it under the terms of the GNU General Public License
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9 * as published by the Free Software Foundation, either version 3
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10 * of the License, or (at your option) any later version.
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12 * Jalview is distributed in the hope that it will be useful, but
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13 * WITHOUT ANY WARRANTY; without even the implied warranty
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14 * of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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15 * PURPOSE. See the GNU General Public License for more details.
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17 * You should have received a copy of the GNU General Public License
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18 * along with Jalview. If not, see <http://www.gnu.org/licenses/>.
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19 * The Jalview Authors are detailed in the 'AUTHORS' file.
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21 package jalview.appletgui;
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23 import jalview.datamodel.ColumnSelection;
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24 import jalview.datamodel.SequenceGroup;
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25 import jalview.util.MessageManager;
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27 import java.awt.Color;
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28 import java.awt.FontMetrics;
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29 import java.awt.Graphics;
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30 import java.awt.event.ActionEvent;
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31 import java.awt.event.ActionListener;
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32 import java.awt.event.InputEvent;
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33 import java.awt.event.MouseEvent;
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34 import java.awt.event.MouseListener;
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35 import java.awt.event.MouseMotionListener;
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37 import javax.swing.JMenuItem;
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38 import javax.swing.JPanel;
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39 import javax.swing.JPopupMenu;
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41 public class ScalePanel extends JPanel implements MouseMotionListener,
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45 protected int offy = 4;
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49 protected AlignViewport av;
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53 boolean stretchingGroup = false;
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55 int min; // used by mouseDragged to see if user
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57 int max; // used by mouseDragged to see if user
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59 boolean mouseDragging = false;
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63 public ScalePanel(AlignViewport av, AlignmentPanel ap)
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69 addMouseListener(this);
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70 addMouseMotionListener(this);
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74 public void mousePressed(MouseEvent evt)
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76 int x = (evt.getX() / av.getCharWidth()) + av.getStartRes();
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79 if (av.hasHiddenColumns())
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81 res = av.getColumnSelection().adjustForHiddenColumns(x);
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90 if ((evt.getModifiers() & InputEvent.BUTTON3_MASK) == InputEvent.BUTTON3_MASK)
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92 JPopupMenu pop = new JPopupMenu();
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95 JMenuItem item = new JMenuItem(
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96 MessageManager.getString("label.reveal"));
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97 item.addActionListener(new ActionListener()
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99 public void actionPerformed(ActionEvent e)
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101 av.showColumn(reveal[0]);
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103 ap.paintAlignment(true);
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104 if (ap.overviewPanel != null)
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106 ap.overviewPanel.updateOverviewImage();
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112 if (av.getColumnSelection().hasManyHiddenColumns())
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114 item = new JMenuItem(MessageManager.getString("action.reveal_all"));
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115 item.addActionListener(new ActionListener()
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117 public void actionPerformed(ActionEvent e)
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119 av.showAllHiddenColumns();
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121 ap.paintAlignment(true);
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122 if (ap.overviewPanel != null)
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124 ap.overviewPanel.updateOverviewImage();
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131 pop.show(this, evt.getX(), evt.getY());
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133 else if (av.getColumnSelection().contains(res))
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135 JMenuItem item = new JMenuItem(
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136 MessageManager.getString("label.hide_columns"));
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137 item.addActionListener(new ActionListener()
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139 public void actionPerformed(ActionEvent e)
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141 av.hideColumns(res, res);
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142 if (av.getSelectionGroup() != null
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143 && av.getSelectionGroup().getSize() == av
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144 .getAlignment().getHeight())
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146 av.setSelectionGroup(null);
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149 ap.paintAlignment(true);
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150 if (ap.overviewPanel != null)
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152 ap.overviewPanel.updateOverviewImage();
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158 pop.show(this, evt.getX(), evt.getY());
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162 // LEFT MOUSE TO SELECT
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164 if (!evt.isControlDown() && !evt.isShiftDown())
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166 av.getColumnSelection().clear();
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169 av.getColumnSelection().addElement(res);
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170 SequenceGroup sg = new SequenceGroup();
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171 for (int i = 0; i < av.getAlignment().getSequences().size(); i++)
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173 sg.addSequence(av.getAlignment().getSequenceAt(i), false);
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176 sg.setStartRes(res);
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178 av.setSelectionGroup(sg);
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180 if (evt.isShiftDown())
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182 int min = Math.min(av.getColumnSelection().getMin(), res);
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183 int max = Math.max(av.getColumnSelection().getMax(), res);
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184 for (int i = min; i < max; i++)
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186 av.getColumnSelection().addElement(i);
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188 sg.setStartRes(min);
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193 ap.paintAlignment(true);
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194 av.sendSelection();
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197 public void mouseReleased(MouseEvent evt)
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199 mouseDragging = false;
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201 int res = (evt.getX() / av.getCharWidth()) + av.getStartRes();
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203 if (res > av.getAlignment().getWidth())
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205 res = av.getAlignment().getWidth() - 1;
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208 if (av.hasHiddenColumns())
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210 res = av.getColumnSelection().adjustForHiddenColumns(res);
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213 if (!stretchingGroup)
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215 ap.paintAlignment(false);
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220 SequenceGroup sg = av.getSelectionGroup();
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222 if (res > sg.getStartRes())
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226 else if (res < sg.getStartRes())
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228 sg.setStartRes(res);
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231 stretchingGroup = false;
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232 ap.paintAlignment(false);
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233 av.sendSelection();
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236 public void mouseDragged(MouseEvent evt)
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238 mouseDragging = true;
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240 int res = (evt.getX() / av.getCharWidth()) + av.getStartRes();
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246 if (av.hasHiddenColumns())
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248 res = av.getColumnSelection().adjustForHiddenColumns(res);
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251 if (res > av.getAlignment().getWidth())
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253 res = av.getAlignment().getWidth() - 1;
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266 SequenceGroup sg = av.getSelectionGroup();
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270 stretchingGroup = true;
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272 if (!av.getColumnSelection().contains(res))
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274 av.getColumnSelection().addElement(res);
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277 if (res > sg.getStartRes())
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281 if (res < sg.getStartRes())
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283 sg.setStartRes(res);
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287 for (int i = min; i <= max; i++)
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289 col = av.getColumnSelection().adjustForHiddenColumns(i);
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291 if ((col < sg.getStartRes()) || (col > sg.getEndRes()))
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293 av.getColumnSelection().removeElement(col);
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297 av.getColumnSelection().addElement(col);
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301 ap.paintAlignment(false);
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305 public void mouseEntered(MouseEvent evt)
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309 ap.seqPanel.scrollCanvas(null);
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313 public void mouseExited(MouseEvent evt)
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317 ap.seqPanel.scrollCanvas(evt);
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321 public void mouseClicked(MouseEvent evt)
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326 public void mouseMoved(MouseEvent evt)
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328 if (!av.hasHiddenColumns())
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333 int res = (evt.getX() / av.getCharWidth()) + av.getStartRes();
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335 res = av.getColumnSelection().adjustForHiddenColumns(res);
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338 for (int[] region : av.getColumnSelection().getHiddenColumns())
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340 if (res + 1 == region[0] || res - 1 == region[1])
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350 public void update(Graphics g)
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355 public void paint(Graphics g)
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357 drawScale(g, av.getStartRes(), av.getEndRes(), getSize().width,
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361 // scalewidth will normally be screenwidth,
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362 public void drawScale(Graphics gg, int startx, int endx, int width,
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365 gg.setFont(av.getFont());
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366 // Fill in the background
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367 gg.setColor(Color.white);
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368 gg.fillRect(0, 0, width, height);
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369 gg.setColor(Color.black);
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371 // Fill the selected columns
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372 ColumnSelection cs = av.getColumnSelection();
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373 gg.setColor(new Color(220, 0, 0));
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374 int avcharWidth = av.getCharWidth(), avcharHeight = av.getCharHeight();
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375 for (int i = 0; i < cs.size(); i++)
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377 int sel = cs.columnAt(i);
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378 if (av.hasHiddenColumns())
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380 sel = av.getColumnSelection().findColumnPosition(sel);
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383 if ((sel >= startx) && (sel <= endx))
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385 gg.fillRect((sel - startx) * avcharWidth, 0, avcharWidth,
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390 // Draw the scale numbers
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391 gg.setColor(Color.black);
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393 int scalestartx = (startx / 10) * 10;
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395 FontMetrics fm = gg.getFontMetrics(av.getFont());
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396 int y = avcharHeight - fm.getDescent();
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398 if ((scalestartx % 10) == 0)
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406 for (int i = scalestartx; i < endx; i += 5)
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410 string = String.valueOf(av.getColumnSelection()
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411 .adjustForHiddenColumns(i));
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412 if ((i - startx - 1) * avcharWidth > maxX)
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414 gg.drawString(string, (i - startx - 1) * avcharWidth, y);
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415 maxX = (i - startx + 1) * avcharWidth + fm.stringWidth(string);
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419 ((i - startx - 1) * avcharWidth) + (avcharWidth / 2),
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421 ((i - startx - 1) * avcharWidth) + (avcharWidth / 2),
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422 y + (fm.getDescent() * 2));
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428 ((i - startx - 1) * avcharWidth) + (avcharWidth / 2),
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429 y + fm.getDescent(),
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430 ((i - startx - 1) * avcharWidth)
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431 + (avcharWidth / 2),
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432 y + (fm.getDescent() * 2));
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436 if (av.hasHiddenColumns())
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438 gg.setColor(Color.blue);
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440 if (av.getShowHiddenMarkers())
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442 for (int i = 0; i < av.getColumnSelection().getHiddenColumns()
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446 res = av.getColumnSelection().findHiddenRegionPosition(i)
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449 if (res < 0 || res > endx - scalestartx)
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454 gg.fillPolygon(new int[]
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455 { res * avcharWidth - avcharHeight / 4,
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456 res * avcharWidth + avcharHeight / 4, res * avcharWidth },
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458 { y - avcharHeight / 2, y - avcharHeight / 2, y + 8 },
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464 if (reveal != null && reveal[0] > startx && reveal[0] < endx)
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466 gg.drawString(MessageManager.getString("label.reveal_columns"),
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467 reveal[0] * avcharWidth, 0);
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