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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23 import jalview.schemes.*;
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26 import java.awt.image.BufferedImage;
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33 * @version $Revision$
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35 public class SequenceRenderer
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39 boolean renderGaps = true;
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40 SequenceGroup currentSequenceGroup = null;
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41 SequenceGroup[] allGroups = null;
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46 * Creates a new SequenceRenderer object.
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48 * @param av DOCUMENT ME!
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50 public SequenceRenderer(AlignViewport av)
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58 * @param b DOCUMENT ME!
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60 public void renderGaps(boolean b)
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66 public Color getResidueBoxColour(SequenceI seq, int i)
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68 allGroups = av.alignment.findAllGroups(seq);
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70 if (inCurrentSequenceGroup(i))
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72 if (currentSequenceGroup.getDisplayBoxes())
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74 getBoxColour(currentSequenceGroup.cs, seq, i);
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77 else if (av.getShowBoxes())
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79 getBoxColour(av.globalColourScheme, seq, i);
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82 return resBoxColour;
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89 * @param cs DOCUMENT ME!
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90 * @param seq DOCUMENT ME!
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91 * @param i DOCUMENT ME!
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93 void getBoxColour(ColourSchemeI cs, SequenceI seq, int i)
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97 resBoxColour = cs.findColour(seq.getSequence(i, i + 1), i);
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101 resBoxColour = Color.white;
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108 * @param g DOCUMENT ME!
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109 * @param seq DOCUMENT ME!
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110 * @param sg DOCUMENT ME!
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111 * @param start DOCUMENT ME!
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112 * @param end DOCUMENT ME!
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113 * @param x1 DOCUMENT ME!
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114 * @param y1 DOCUMENT ME!
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115 * @param width DOCUMENT ME!
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116 * @param height DOCUMENT ME!
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118 public void drawSequence(Graphics g, SequenceI seq, SequenceGroup[] sg,
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119 int start, int end, int x1, int y1, int width, int height)
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125 drawBoxes(seq, start, end, x1, y1, (int) width, height);
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127 fm = g.getFontMetrics();
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128 drawText(seq, start, end, x1, y1, (int) width, height);
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134 * @param seq DOCUMENT ME!
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135 * @param start DOCUMENT ME!
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136 * @param end DOCUMENT ME!
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137 * @param x1 DOCUMENT ME!
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138 * @param y1 DOCUMENT ME!
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139 * @param width DOCUMENT ME!
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140 * @param height DOCUMENT ME!
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142 public synchronized void drawBoxes(SequenceI seq, int start, int end, int x1, int y1,
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143 int width, int height)
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146 int length = seq.getLength();
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149 int curWidth = width;
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151 Color tempColour = null;
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155 resBoxColour = Color.white;
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159 if (inCurrentSequenceGroup(i))
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161 if (currentSequenceGroup.getDisplayBoxes())
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163 getBoxColour(currentSequenceGroup.cs, seq, i);
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166 else if (av.getShowBoxes())
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168 getBoxColour(av.globalColourScheme, seq, i);
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173 if (resBoxColour != tempColour)
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175 if (tempColour != null)
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177 graphics.fillRect(x1 + (width * (curStart - start)), y1,
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181 graphics.setColor(resBoxColour);
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185 tempColour = resBoxColour;
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195 graphics.fillRect(x1 + (width * (curStart - start)), y1, curWidth,
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203 * @param seq DOCUMENT ME!
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204 * @param start DOCUMENT ME!
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205 * @param end DOCUMENT ME!
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206 * @param x1 DOCUMENT ME!
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207 * @param y1 DOCUMENT ME!
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208 * @param width DOCUMENT ME!
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209 * @param height DOCUMENT ME!
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211 public void drawText(SequenceI seq, int start, int end, int x1, int y1,
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212 int width, int height)
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214 int pady = height / 5;
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215 int charOffset = 0;
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219 // Need to find the sequence position here.
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220 String sequence = seq.getSequence();
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222 if(end+1>=seq.getLength())
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223 end = seq.getLength()-1;
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225 for (int i = start; i <= end; i++)
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227 graphics.setColor(Color.black);
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229 s = sequence.charAt(i);
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231 if (!renderGaps && jalview.util.Comparison.isGap(s))
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236 if (inCurrentSequenceGroup(i))
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238 if (!currentSequenceGroup.getDisplayText())
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243 if (currentSequenceGroup.getColourText())
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245 getBoxColour(currentSequenceGroup.cs, seq, i);
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246 graphics.setColor(resBoxColour.darker());
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251 if (!av.getShowText())
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256 if (av.getColourText())
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258 getBoxColour(av.globalColourScheme, seq, i);
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260 if (av.getShowBoxes())
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262 graphics.setColor(resBoxColour.darker());
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266 graphics.setColor(resBoxColour);
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271 charOffset = (width - fm.charWidth(s)) / 2;
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272 graphics.drawString(String.valueOf(s),
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273 charOffset + x1 + (int)(width * (i - start)), (y1 + height) - pady);
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281 * @param res DOCUMENT ME!
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283 * @return DOCUMENT ME!
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285 boolean inCurrentSequenceGroup(int res)
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287 if (allGroups == null)
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292 for (int i = 0; i < allGroups.length; i++)
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294 if ((allGroups[i].getStartRes() <= res) &&
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295 (allGroups[i].getEndRes() >= res))
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297 currentSequenceGroup = allGroups[i];
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309 * @param seq DOCUMENT ME!
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310 * @param start DOCUMENT ME!
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311 * @param end DOCUMENT ME!
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312 * @param x1 DOCUMENT ME!
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313 * @param y1 DOCUMENT ME!
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314 * @param width DOCUMENT ME!
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315 * @param height DOCUMENT ME!
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317 public void drawHighlightedText(SequenceI seq, int start, int end, int x1,
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318 int y1, int width, int height)
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320 int pady = height / 5;
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321 int charOffset = 0;
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322 graphics.setColor(Color.BLACK);
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323 graphics.fillRect(x1, y1, width * (end - start + 1), height);
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324 graphics.setColor(Color.white);
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328 // Need to find the sequence position here.
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329 for (int i = start; i <= end; i++)
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331 if (i < seq.getLength())
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333 s = seq.getSequence().charAt(i);
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336 charOffset = (width - fm.charWidth(s)) / 2;
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337 graphics.drawString(String.valueOf(s),
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338 charOffset + x1 + (width * (i - start)), (y1 + height) - pady);
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