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.AlignmentI;
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24 import jalview.datamodel.SequenceI;
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26 import java.awt.Color;
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27 import java.awt.Dimension;
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28 import java.awt.Frame;
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29 import java.awt.Graphics;
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30 import java.awt.Image;
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31 import java.awt.Panel;
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32 import java.awt.event.ComponentAdapter;
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33 import java.awt.event.ComponentEvent;
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34 import java.awt.event.MouseEvent;
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35 import java.awt.event.MouseListener;
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36 import java.awt.event.MouseMotionListener;
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38 public class OverviewPanel extends Panel implements Runnable,
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39 MouseMotionListener, MouseListener
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53 public int width, sequencesHeight;
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55 int graphHeight = 20;
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57 int boxX = -1, boxY = -1, boxWidth = -1, boxHeight = -1;
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59 boolean resizing = false;
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61 // Can set different properties in this seqCanvas than
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62 // main visible SeqCanvas
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63 SequenceRenderer sr;
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69 public OverviewPanel(AlignmentPanel ap)
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74 nullFrame = new Frame();
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75 nullFrame.addNotify();
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77 sr = new SequenceRenderer(av);
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78 sr.graphics = nullFrame.getGraphics();
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79 sr.renderGaps = false;
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80 sr.forOverview = true;
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81 fr = new FeatureRenderer(av);
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83 // scale the initial size of overviewpanel to shape of alignment
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84 float initialScale = (float) av.getAlignment().getWidth()
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85 / (float) av.getAlignment().getHeight();
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87 if (av.getSequenceConsensusHash() == null)
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92 if (av.getAlignment().getWidth() > av.getAlignment().getHeight())
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96 sequencesHeight = (int) (400f / initialScale);
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97 if (sequencesHeight < 40)
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99 sequencesHeight = 40;
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105 width = (int) (400f * initialScale);
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106 sequencesHeight = 300;
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113 setSize(new Dimension(width, sequencesHeight + graphHeight));
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114 addComponentListener(new ComponentAdapter()
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118 public void componentResized(ComponentEvent evt)
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120 if (getSize().width != width
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121 || getSize().height != sequencesHeight + graphHeight)
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123 updateOverviewImage();
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128 addMouseMotionListener(this);
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130 addMouseListener(this);
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132 updateOverviewImage();
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137 public void mouseEntered(MouseEvent evt)
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142 public void mouseExited(MouseEvent evt)
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147 public void mouseClicked(MouseEvent evt)
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152 public void mouseMoved(MouseEvent evt)
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157 public void mousePressed(MouseEvent evt)
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165 public void mouseReleased(MouseEvent evt)
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173 public void mouseDragged(MouseEvent evt)
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187 if (boxY > (sequencesHeight - boxHeight))
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189 boxY = sequencesHeight - boxHeight + 1;
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197 if (boxX > (width - boxWidth))
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199 if (av.hasHiddenColumns())
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201 // Try smallest possible box
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202 boxWidth = (int) ((av.endRes - av.startRes + 1) * av.getCharWidth() * scalew);
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204 boxX = width - boxWidth;
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207 int col = (int) (boxX / scalew / av.getCharWidth());
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208 int row = (int) (boxY / scaleh / av.getCharHeight());
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210 if (av.hasHiddenColumns())
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212 if (!av.getColumnSelection().isVisible(col))
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217 col = av.getColumnSelection().findColumnPosition(col);
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220 if (av.hasHiddenRows())
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222 row = av.getAlignment().getHiddenSequences()
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223 .findIndexWithoutHiddenSeqs(row);
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226 ap.setScrollValues(col, row);
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227 ap.paintAlignment(false);
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233 public void updateOverviewImage()
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237 resizeAgain = true;
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241 if (av.isShowSequenceFeatures())
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243 fr.transferSettings(ap.seqPanel.seqCanvas.fr);
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248 if ((getSize().width > 0) && (getSize().height > 0))
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250 width = getSize().width;
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251 sequencesHeight = getSize().height - graphHeight;
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253 setSize(new Dimension(width, sequencesHeight + graphHeight));
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255 Thread thread = new Thread(this);
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260 // This is set true if the user resizes whilst
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261 // the overview is being calculated
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262 boolean resizeAgain = false;
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268 int alwidth = av.getAlignment().getWidth();
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269 int alheight = av.getAlignment().getHeight();
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271 if (av.isShowSequenceFeatures())
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273 fr.transferSettings(ap.seqPanel.seqCanvas.getFeatureRenderer());
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276 if (getSize().width > 0 && getSize().height > 0)
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278 width = getSize().width;
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279 sequencesHeight = getSize().height - graphHeight;
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282 setSize(new Dimension(width, sequencesHeight + graphHeight));
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284 int fullsizeWidth = alwidth * av.getCharWidth();
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285 int fullsizeHeight = alheight * av.getCharHeight();
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287 scalew = (float) width / (float) fullsizeWidth;
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288 scaleh = (float) sequencesHeight / (float) fullsizeHeight;
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290 miniMe = nullFrame.createImage(width, sequencesHeight + graphHeight);
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291 offscreen = nullFrame.createImage(width, sequencesHeight + graphHeight);
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293 Graphics mg = miniMe.getGraphics();
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294 float sampleCol = (float) alwidth / (float) width;
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295 float sampleRow = (float) alheight / (float) sequencesHeight;
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297 int lastcol = 0, lastrow = 0;
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298 int xstart = 0, ystart = 0;
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299 Color color = Color.yellow;
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300 int row, col, sameRow = 0, sameCol = 0;
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302 final boolean hasHiddenRows = av.hasHiddenRows(), hasHiddenCols = av
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303 .hasHiddenColumns();
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304 boolean hiddenRow = false;
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305 AlignmentI alignment = av.getAlignment();
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306 for (row = 0; row <= sequencesHeight; row++)
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308 if ((int) (row * sampleRow) == lastrow)
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317 seq = alignment.getHiddenSequences().getHiddenSequence(lastrow);
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320 int index = alignment.getHiddenSequences()
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321 .findIndexWithoutHiddenSeqs(lastrow);
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323 seq = alignment.getSequenceAt(index);
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332 seq = alignment.getSequenceAt(lastrow);
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335 for (col = 0; col < width; col++)
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337 if ((int) (col * sampleCol) == lastcol
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338 && (int) (row * sampleRow) == lastrow)
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344 lastcol = (int) (col * sampleCol);
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346 if (seq.getLength() > lastcol)
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348 color = sr.getResidueBoxColour(seq, lastcol);
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350 if (av.isShowSequenceFeatures())
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352 color = fr.findFeatureColour(color, seq, lastcol);
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357 color = Color.white; // White
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361 || (hasHiddenCols && !av.getColumnSelection()
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362 .isVisible(lastcol)))
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364 color = color.darker().darker();
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367 mg.setColor(color);
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368 if (sameCol == 1 && sameRow == 1)
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370 mg.drawLine(xstart, ystart, xstart, ystart);
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374 mg.fillRect(xstart, ystart, sameCol, sameRow);
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380 lastrow = (int) (row * sampleRow);
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385 if (av.getAlignmentConservationAnnotation() != null)
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387 for (col = 0; col < width; col++)
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389 lastcol = (int) (col * sampleCol);
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391 mg.translate(col, sequencesHeight);
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392 ap.annotationPanel.renderer.drawGraph(mg,
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393 av.getAlignmentConservationAnnotation(),
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394 av.getAlignmentConservationAnnotation().annotations,
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395 (int) (sampleCol) + 1, graphHeight,
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396 (int) (col * sampleCol), (int) (col * sampleCol) + 1);
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397 mg.translate(-col, -sequencesHeight);
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409 resizeAgain = false;
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410 updateOverviewImage();
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414 public void setBoxPosition()
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416 int fullsizeWidth = av.getAlignment().getWidth() * av.getCharWidth();
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417 int fullsizeHeight = (av.getAlignment().getHeight() + av.getAlignment()
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418 .getHiddenSequences().getSize())
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419 * av.getCharHeight();
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421 int startRes = av.getStartRes();
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422 int endRes = av.getEndRes();
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424 if (av.hasHiddenColumns())
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426 startRes = av.getColumnSelection().adjustForHiddenColumns(startRes);
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427 endRes = av.getColumnSelection().adjustForHiddenColumns(endRes);
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430 int startSeq = av.startSeq;
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431 int endSeq = av.endSeq;
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433 if (av.hasHiddenRows())
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435 startSeq = av.getAlignment().getHiddenSequences()
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436 .adjustForHiddenSeqs(startSeq);
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438 endSeq = av.getAlignment().getHiddenSequences()
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439 .adjustForHiddenSeqs(endSeq);
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443 scalew = (float) width / (float) fullsizeWidth;
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444 scaleh = (float) sequencesHeight / (float) fullsizeHeight;
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446 boxX = (int) (startRes * av.getCharWidth() * scalew);
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447 boxY = (int) (startSeq * av.getCharHeight() * scaleh);
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449 if (av.hasHiddenColumns())
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451 boxWidth = (int) ((endRes - startRes + 1) * av.getCharWidth() * scalew);
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455 boxWidth = (int) ((endRes - startRes + 1) * av.getCharWidth() * scalew);
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458 boxHeight = (int) ((endSeq - startSeq) * av.getCharHeight() * scaleh);
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464 public void update(Graphics g)
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470 public void paint(Graphics g)
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472 Graphics og = offscreen.getGraphics();
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473 if (miniMe != null)
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475 og.drawImage(miniMe, 0, 0, this);
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476 og.setColor(Color.red);
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477 og.drawRect(boxX, boxY, boxWidth, boxHeight);
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478 og.drawRect(boxX + 1, boxY + 1, boxWidth - 2, boxHeight - 2);
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479 g.drawImage(offscreen, 0, 0, this);
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