svn-gvsig-desktop / trunk / org.gvsig.desktop / org.gvsig.desktop.library / org.gvsig.symbology / org.gvsig.symbology.lib / org.gvsig.symbology.lib.impl / src / test / java / org / gvsig / symbology / fmap / mapcontext / rendering / symbol / TestDrawLines.java @ 40560
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1 | 40560 | jjdelcerro | /**
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2 | * gvSIG. Desktop Geographic Information System.
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3 | 40435 | jjdelcerro | *
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4 | 40560 | jjdelcerro | * Copyright (C) 2007-2013 gvSIG Association.
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5 | 40435 | jjdelcerro | *
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6 | * This program is free software; you can redistribute it and/or
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7 | * modify it under the terms of the GNU General Public License
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8 | 40560 | jjdelcerro | * as published by the Free Software Foundation; either version 3
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9 | 40435 | jjdelcerro | * of the License, or (at your option) any later version.
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10 | *
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11 | * This program is distributed in the hope that it will be useful,
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12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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14 | * GNU General Public License for more details.
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15 | *
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16 | * You should have received a copy of the GNU General Public License
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17 | * along with this program; if not, write to the Free Software
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18 | 40560 | jjdelcerro | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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19 | * MA 02110-1301, USA.
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20 | 40435 | jjdelcerro | *
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21 | 40560 | jjdelcerro | * For any additional information, do not hesitate to contact us
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22 | * at info AT gvsig.com, or visit our website www.gvsig.com.
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23 | 40435 | jjdelcerro | */
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24 | package org.gvsig.symbology.fmap.mapcontext.rendering.symbol; |
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25 | |||
26 | import java.awt.Color; |
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27 | import java.awt.Dimension; |
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28 | import java.awt.Graphics2D; |
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29 | import java.awt.geom.AffineTransform; |
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30 | import java.awt.geom.Point2D; |
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31 | import java.awt.image.BufferedImage; |
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32 | import java.util.ArrayList; |
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33 | |||
34 | import junit.framework.TestCase; |
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35 | |||
36 | import org.gvsig.compat.CompatLocator; |
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37 | import org.gvsig.fmap.geom.GeometryLocator; |
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38 | import org.gvsig.fmap.geom.GeometryManager; |
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39 | import org.gvsig.fmap.geom.Geometry.SUBTYPES; |
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40 | import org.gvsig.fmap.geom.exception.CreateGeometryException; |
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41 | import org.gvsig.fmap.geom.primitive.Curve; |
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42 | import org.gvsig.fmap.geom.primitive.GeneralPathX; |
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43 | import org.gvsig.fmap.mapcontext.rendering.symbols.ISymbol; |
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44 | import org.gvsig.symbology.fmap.mapcontext.rendering.symbol.line.ILineSymbol; |
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45 | import org.gvsig.tools.junit.AbstractLibraryAutoInitTestCase; |
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46 | import org.slf4j.Logger; |
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47 | import org.slf4j.LoggerFactory; |
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48 | |||
49 | /**
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50 | * Integration test to test that Line symbols always draw in the same
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51 | * place respecting size constraints.
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52 | *
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53 | * @author jaume dominguez faus - jaume.dominguez@iver.es
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54 | */
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55 | public class TestDrawLines extends AbstractLibraryAutoInitTestCase { |
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56 | private GeometryManager geomManager;
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57 | private static final Logger logger = LoggerFactory.getLogger(TestDrawLines.class); |
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58 | private ILineSymbol[] symbols; |
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59 | private final Dimension sz = new Dimension(401, 401); |
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60 | private Curve centerL;
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61 | |||
62 | protected void doSetUp() throws Exception { |
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63 | geomManager = GeometryLocator.getGeometryManager(); |
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64 | |||
65 | GeneralPathX gp = new GeneralPathX();
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66 | gp.moveTo(0, sz.height / 2 ); |
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67 | gp.lineTo(sz.width, sz.height /2 );
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68 | |||
69 | try {
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70 | centerL = geomManager.createCurve(gp, SUBTYPES.GEOM2D); |
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71 | } catch (CreateGeometryException e) {
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72 | e.printStackTrace(); |
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73 | } |
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74 | |||
75 | ISymbol[] allSymbols = TestISymbol.getNewSymbolInstances();
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76 | // Filter the marker ones
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77 | ArrayList symbols = new ArrayList(); |
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78 | |||
79 | for (int i = 0; i < allSymbols.length; i++) { |
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80 | if (allSymbols[i] instanceof ILineSymbol) { |
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81 | ILineSymbol sym = (ILineSymbol) allSymbols[i]; |
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82 | symbols.add(sym); |
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83 | |||
84 | } |
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85 | } |
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86 | this.symbols = (ILineSymbol[]) symbols.toArray(new ILineSymbol[symbols.size()]); |
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87 | } |
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88 | private static final double sizes[] = new double[] { |
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89 | 300,
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90 | 250,
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91 | 225,
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92 | 200,
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93 | 100,
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94 | 50,
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95 | 30,
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96 | 15,
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97 | 5,
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98 | 3,
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99 | 2,
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100 | 1,
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101 | // smaller sizes don't make any sense
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102 | }; |
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103 | |||
104 | private static final float INNER_TOLERANCE = 1F; |
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105 | private static final float OUTTER_TOLERANCE = 1F; |
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106 | |||
107 | public void testDrawingSize() { |
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108 | for (int i = 0; i < symbols.length; i++) { |
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109 | for (int j = 0; j < sizes.length; j++) { |
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110 | // new blank buffered image
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111 | |||
112 | BufferedImage bi = CompatLocator.getGraphicsUtils().createBufferedImage(sz.width, sz.height, BufferedImage.TYPE_INT_ARGB); |
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113 | |||
114 | // the graphics for the image, so we can draw onto the buffered image
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115 | Graphics2D g = bi.createGraphics();
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116 | |||
117 | ILineSymbol testSymbol = symbols[i]; |
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118 | testSymbol.setLineColor(Color.YELLOW);
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119 | testSymbol.setLineWidth(sizes[j]); |
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120 | String name = testSymbol.getClass().getName().substring(
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121 | testSymbol.getClass().getName().lastIndexOf('.')+1, |
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122 | testSymbol.getClass().getName().length()); |
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123 | |||
124 | Point2D upperP1 = new Point2D.Double(0, centerL.getShape().getBounds().getY() - sizes[j]*0.5); |
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125 | Point2D upperP2 = new Point2D.Double(centerL.getShape().getBounds().getWidth(), centerL.getShape().getBounds().getY() - sizes[j]*0.5); |
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126 | GeneralPathX gpUp = new GeneralPathX();
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127 | gpUp.moveTo(upperP1.getX(), upperP1.getY()); |
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128 | gpUp.lineTo(upperP2.getX(), upperP2.getY()); |
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129 | |||
130 | |||
131 | GeneralPathX gpDown = new GeneralPathX();
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132 | Point2D lowerP1 = new Point2D.Double(0, centerL.getShape().getBounds().getY() + sizes[j]*0.5); |
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133 | Point2D lowerP2 = new Point2D.Double(centerL.getShape().getBounds().getWidth(), centerL.getShape().getBounds().getY() + sizes[j]*0.5); |
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134 | gpDown.moveTo(lowerP1.getX(), lowerP1.getY()); |
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135 | gpDown.lineTo(lowerP2.getX(), lowerP2.getY()); |
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136 | |||
137 | |||
138 | testSymbol.draw(g, new AffineTransform(), centerL, null, null); |
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139 | |||
140 | /// per a borrar
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141 | // g.setStroke(new BasicStroke());
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142 | // g.setColor(Color.RED);
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143 | //
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144 | // g.draw(gpUp);
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145 | //
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146 | // g.setColor(Color.BLUE);
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147 | // g.draw(gpDown);
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148 | //
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149 | // try {
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150 | //
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151 | // File dstDir = new File (System.getProperty("java.io.tmpdir")+"/prova-imatges/");
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152 | // if (!dstDir.exists()) dstDir.mkdir();
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153 | // ImageIO.write(bi, "png",
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154 | // new File(dstDir.getAbsoluteFile()+File.separator+
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155 | // name+"_size_"+sizes[j]
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156 | // +".png"));
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157 | // } catch (IOException e) {
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158 | // e.printStackTrace();
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159 | // fail();
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160 | // }
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161 | /// fi per a borrar
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162 | assertFalse("fails sizing line, too big ("+name+", "+sizes[j]+"px)", isOutsideRect(bi, upperP1, lowerP1, OUTTER_TOLERANCE )); |
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163 | assertTrue("fails sizing line, too small ("+name+", "+sizes[j]+"px) \n" + |
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164 | "\t - forgot to enable ANTIALIASING?", fitsInsideRect(bi, upperP1, lowerP1, INNER_TOLERANCE));
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165 | |||
166 | } |
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167 | } |
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168 | } |
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169 | |||
170 | private boolean isOutsideRect(BufferedImage bi, Point2D upper, Point2D lower, float outterTolerance) { |
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171 | for (int i = 0; i < bi.getWidth(); i++) { |
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172 | for (int j = 0; j < bi.getHeight(); j++) { |
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173 | if (j<upper.getY()-outterTolerance && j>lower.getY()+outterTolerance)
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174 | if (bi.getRGB(i,j) != 0) { |
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175 | System.out.println("too big In pixel ("+i+", "+j+")"); |
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176 | return true; |
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177 | } |
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178 | |||
179 | } |
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180 | } |
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181 | return false; |
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182 | } |
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183 | |||
184 | private boolean fitsInsideRect(BufferedImage bi,Point2D upper, Point2D lower , float innerTolerance) { |
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185 | for (int i = 0; i < bi.getWidth(); i++) { |
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186 | for (int j = 0; j < bi.getHeight(); j++) { |
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187 | if (j<upper.getY()+innerTolerance && j>lower.getY()-innerTolerance)
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188 | if (bi.getRGB(i,j) == 0) { |
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189 | System.out.println("does not fit big In pixel ("+i+", "+j+")"); |
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190 | return false; |
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191 | } |
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192 | |||
193 | } |
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194 | } |
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195 | return true; |
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196 | } |
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197 | |||
198 | } |