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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32 * @version $Revision$
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34 public class SequenceRenderer
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38 boolean renderGaps = true;
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39 SequenceGroup currentSequenceGroup = null;
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40 SequenceGroup[] allGroups = null;
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45 * Creates a new SequenceRenderer object.
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47 * @param av DOCUMENT ME!
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49 public SequenceRenderer(AlignViewport av)
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57 * @param b DOCUMENT ME!
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59 public void renderGaps(boolean b)
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67 * @param cs DOCUMENT ME!
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68 * @param seq DOCUMENT ME!
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69 * @param i DOCUMENT ME!
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71 * @return DOCUMENT ME!
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73 public Color getResidueBoxColour(ColourSchemeI cs, SequenceI seq, int i)
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75 getBoxColour(cs, seq, i);
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77 return resBoxColour;
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83 * @param cs DOCUMENT ME!
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84 * @param seq DOCUMENT ME!
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85 * @param i DOCUMENT ME!
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87 void getBoxColour(ColourSchemeI cs, SequenceI seq, int i)
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91 resBoxColour = cs.findColour(seq.getSequence(i, i + 1), i);
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95 resBoxColour = Color.white;
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102 * @param g DOCUMENT ME!
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103 * @param seq DOCUMENT ME!
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104 * @param sg DOCUMENT ME!
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105 * @param start DOCUMENT ME!
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106 * @param end DOCUMENT ME!
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107 * @param x1 DOCUMENT ME!
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108 * @param y1 DOCUMENT ME!
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109 * @param width DOCUMENT ME!
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110 * @param height DOCUMENT ME!
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112 public void drawSequence(Graphics g, SequenceI seq, SequenceGroup[] sg,
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113 int start, int end, int x1, int y1, int width, int height)
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119 drawBoxes(seq, start, end, x1, y1, (int) width, height);
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121 fm = g.getFontMetrics();
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122 drawText(seq, start, end, x1, y1, (int) width, height);
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128 * @param seq DOCUMENT ME!
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129 * @param start DOCUMENT ME!
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130 * @param end DOCUMENT ME!
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131 * @param x1 DOCUMENT ME!
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132 * @param y1 DOCUMENT ME!
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133 * @param width DOCUMENT ME!
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134 * @param height DOCUMENT ME!
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136 public void drawBoxes(SequenceI seq, int start, int end, int x1, int y1,
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137 int width, int height)
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140 int length = seq.getLength();
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143 int curWidth = width;
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145 Color tempColour = null;
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149 resBoxColour = Color.white;
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153 if (inCurrentSequenceGroup(i))
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155 if (currentSequenceGroup.getDisplayBoxes())
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157 getBoxColour(currentSequenceGroup.cs, seq, i);
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160 else if (av.getShowBoxes())
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162 getBoxColour(av.getGlobalColourScheme(), seq, i);
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167 if (resBoxColour != tempColour)
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169 if (tempColour != null)
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171 graphics.fillRect(x1 + (width * (curStart - start)), y1,
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175 graphics.setColor(resBoxColour);
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179 tempColour = resBoxColour;
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189 graphics.fillRect(x1 + (width * (curStart - start)), y1, curWidth,
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196 * @param seq DOCUMENT ME!
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197 * @param start DOCUMENT ME!
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198 * @param end DOCUMENT ME!
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199 * @param x1 DOCUMENT ME!
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200 * @param y1 DOCUMENT ME!
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201 * @param width DOCUMENT ME!
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202 * @param height DOCUMENT ME!
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204 public void drawText(SequenceI seq, int start, int end, int x1, int y1,
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205 int width, int height)
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207 int pady = height / 5;
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208 int charOffset = 0;
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211 // Need to find the sequence position here.
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212 String sequence = seq.getSequence();
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214 if(end+1>=seq.getLength())
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215 end = seq.getLength()-1;
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217 for (int i = start; i <= end; i++)
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219 graphics.setColor(Color.black);
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221 s = sequence.charAt(i);
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223 if (!renderGaps && jalview.util.Comparison.isGap(s))
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228 if (inCurrentSequenceGroup(i))
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230 if (!currentSequenceGroup.getDisplayText())
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235 if (currentSequenceGroup.getColourText())
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237 getBoxColour(currentSequenceGroup.cs, seq, i);
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238 graphics.setColor(resBoxColour.darker());
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243 if (!av.getShowText())
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248 if (av.getColourText())
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250 getBoxColour(av.getGlobalColourScheme(), seq, i);
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252 if (av.getShowBoxes())
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254 graphics.setColor(resBoxColour.darker());
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258 graphics.setColor(resBoxColour);
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263 charOffset = (width - fm.charWidth(s)) / 2;
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264 graphics.drawString(String.valueOf(s),
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265 charOffset + x1 + (width * (i - start)), (y1 + height) - pady);
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272 * @param res DOCUMENT ME!
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274 * @return DOCUMENT ME!
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276 boolean inCurrentSequenceGroup(int res)
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278 if (allGroups == null)
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283 for (int i = 0; i < allGroups.length; i++)
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285 if ((allGroups[i].getStartRes() <= res) &&
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286 (allGroups[i].getEndRes() >= res))
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288 currentSequenceGroup = allGroups[i];
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300 * @param seq DOCUMENT ME!
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301 * @param start DOCUMENT ME!
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302 * @param end DOCUMENT ME!
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303 * @param x1 DOCUMENT ME!
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304 * @param y1 DOCUMENT ME!
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305 * @param width DOCUMENT ME!
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306 * @param height DOCUMENT ME!
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308 public void drawHighlightedText(SequenceI seq, int start, int end, int x1,
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309 int y1, int width, int height)
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311 int pady = height / 5;
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312 int charOffset = 0;
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313 graphics.setColor(Color.BLACK);
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314 graphics.fillRect(x1, y1, width * (end - start + 1), height);
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315 graphics.setColor(Color.white);
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319 // Need to find the sequence position here.
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320 for (int i = start; i <= end; i++)
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322 if (i < seq.getLength())
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324 s = seq.getSequence().charAt(i);
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327 charOffset = (width - fm.charWidth(s)) / 2;
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328 graphics.drawString(String.valueOf(s),
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329 charOffset + x1 + (width * (i - start)), (y1 + height) - pady);
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