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 / TestDrawMarkers.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.Rectangle; |
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30 | import java.awt.geom.AffineTransform; |
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31 | import java.awt.geom.Point2D; |
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32 | import java.awt.image.BufferedImage; |
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33 | import java.util.ArrayList; |
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34 | import java.util.Random; |
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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.mapcontext.rendering.symbols.ISymbol; |
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41 | import org.gvsig.symbology.fmap.mapcontext.rendering.symbol.marker.IMarkerSymbol; |
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42 | import org.gvsig.tools.junit.AbstractLibraryAutoInitTestCase; |
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43 | import org.slf4j.Logger; |
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44 | import org.slf4j.LoggerFactory; |
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45 | |||
46 | /**
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47 | * Integration test to test that Marker symbols always draw in the same
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48 | * place respecting size constraints.
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49 | *
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50 | * @author jaume dominguez faus - jaume.dominguez@iver.es
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51 | */
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52 | public class TestDrawMarkers extends AbstractLibraryAutoInitTestCase { |
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53 | private GeometryManager geomManager;
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54 | private static final Logger logger = LoggerFactory.getLogger(TestDrawMarkers.class); |
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55 | private IMarkerSymbol[] symbols; |
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56 | private final Dimension sz = new Dimension(400, 400); |
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57 | private org.gvsig.fmap.geom.primitive.Point centerP = null; |
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58 | private static final int OUTTER_TOLERANCE = 1; |
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59 | private static final int INNER_TOLERANCE = 1; |
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60 | |||
61 | private static final double sizes[] = new double[] { |
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62 | 200,
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63 | 100,
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64 | 50,
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65 | 30,
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66 | 16,
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67 | 5,
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68 | 3,
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69 | 2,
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70 | // smaller sizes don't make any sense
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71 | |||
72 | }; |
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73 | |||
74 | protected void doSetUp() throws Exception { |
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75 | geomManager = GeometryLocator.getGeometryManager(); |
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76 | |||
77 | centerP = geomManager.createPoint(sz.width/2, sz.height/2, SUBTYPES.GEOM2D); |
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78 | |||
79 | ISymbol[] allSymbols = TestISymbol.getNewSymbolInstances();
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80 | // Filter the marker ones
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81 | ArrayList symbols = new ArrayList(); |
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82 | |||
83 | for (int i = 0; i < allSymbols.length; i++) { |
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84 | if (allSymbols[i] instanceof IMarkerSymbol) { |
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85 | IMarkerSymbol sym = (IMarkerSymbol) allSymbols[i]; |
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86 | symbols.add(sym); |
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87 | |||
88 | } |
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89 | } |
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90 | this.symbols = (IMarkerSymbol[]) symbols.toArray(new IMarkerSymbol[symbols.size()]); |
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91 | } |
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92 | |||
93 | public void testDrawingSize() { |
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94 | for (int i = 0; i < symbols.length; i++) { |
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95 | for (int j = 0; j < sizes.length; j++) { |
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96 | // new blank buffered image
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97 | BufferedImage bi = CompatLocator.getGraphicsUtils().createBufferedImage(sz.width, sz.height, BufferedImage.TYPE_INT_ARGB); |
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98 | |||
99 | // the graphics for the image, so we can draw onto the buffered image
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100 | Graphics2D g = bi.createGraphics();
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101 | |||
102 | IMarkerSymbol testSymbol = symbols[i]; |
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103 | testSymbol.setColor(Color.YELLOW);
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104 | testSymbol.setSize(sizes[j]); |
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105 | String name = testSymbol.getClass().getName().substring(
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106 | testSymbol.getClass().getName().lastIndexOf('.')+1, |
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107 | testSymbol.getClass().getName().length()); |
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108 | |||
109 | testSymbol.draw(g, new AffineTransform(), centerP, null, null); |
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110 | |||
111 | Rectangle wrappingRect = new Rectangle( |
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112 | (int) (centerP.getX()-sizes[j]/2), |
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113 | (int) (centerP.getY()-sizes[j]/2), |
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114 | (int) (sizes[j]),
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115 | (int) (sizes[j]));
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116 | |||
117 | // if (testSymbol instanceof CharacterMarkerSymbol)
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118 | // continue;
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119 | |||
120 | |||
121 | |||
122 | |||
123 | assertFalse("fails sizing marker, too big ("+name+", "+sizes[j]+"px)", isOutsideRect(bi, wrappingRect, OUTTER_TOLERANCE )); |
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124 | assertTrue("fails sizing marker, too small ("+name+", "+sizes[j]+"px) \n" + |
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125 | "\t - forgot to enable ANTIALIASING?", fitsInsideRect(bi, wrappingRect, INNER_TOLERANCE));
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126 | |||
127 | |||
128 | } |
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129 | } |
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130 | } |
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131 | |||
132 | public void testDrawingOffset() { |
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133 | // TODO: uncomment this test and make it run successfully
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134 | // Random random = new Random(System.currentTimeMillis());
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135 | // for (int i = 0; i < symbols.length; i++) {
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136 | // for (int j = 0; j < sizes.length; j++) {
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137 | // // new blank buffered image
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138 | // BufferedImage bi = CompatLocator.getGraphicsUtils().createBufferedImage(sz.width, sz.height, BufferedImage.TYPE_INT_ARGB);
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139 | //
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140 | //
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141 | // // the graphics for the image, so we can draw onto the buffered image
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142 | // Graphics2D g = bi.createGraphics();
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143 | //
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144 | // IMarkerSymbol testSymbol = symbols[i];
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145 | // testSymbol.setColor(Color.YELLOW);
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146 | // testSymbol.setSize(sizes[j]);
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147 | //
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148 | // String name = testSymbol.getClass().getName().substring(
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149 | // testSymbol.getClass().getName().lastIndexOf('.')+1,
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150 | // testSymbol.getClass().getName().length());
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151 | //
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152 | // double xOffset = (random.nextDouble()-0.5)*sz.width;
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153 | // double yOffset = (random.nextDouble()-0.5)*sz.height;
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154 | //
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155 | // testSymbol.setOffset(new Point2D.Double(xOffset, yOffset));
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156 | //
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157 | // Rectangle wrappingRect = new Rectangle(
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158 | // (int) ((centerP.getX()-sizes[j]/2) + xOffset),
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159 | // (int) ((centerP.getY()-sizes[j]/2) + yOffset),
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160 | // (int) (sizes[j]),
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161 | // (int) (sizes[j]));
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162 | //
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163 | //// if (testSymbol instanceof CharacterMarkerSymbol)
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164 | //// continue;
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165 | //
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166 | //
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167 | //
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168 | // testSymbol.draw(g, new AffineTransform(), centerP, null, null);
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169 | // assertFalse("fails sizing marker, too big ("+name+", "+sizes[j]+"px)", isOutsideRect(bi, wrappingRect, OUTTER_TOLERANCE ));
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170 | // assertTrue("fails sizing marker, too small ("+name+", "+sizes[j]+"px) \n" +
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171 | // "\t - forgot to enable ANTIALIASING?", fitsInsideRect(bi, wrappingRect, INNER_TOLERANCE));
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172 | //
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173 | // }
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174 | // }
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175 | } |
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176 | |||
177 | public void testDrawingRotation() { |
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178 | // TODO implement it
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179 | |||
180 | } |
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181 | |||
182 | private boolean fitsInsideRect(BufferedImage bi, Rectangle wrappingRect, int tolerance) { |
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183 | int myTolerance = Math.min(tolerance, wrappingRect.width); |
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184 | Rectangle myRect;
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185 | if (myTolerance >= INNER_TOLERANCE) {
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186 | myRect = new Rectangle( |
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187 | wrappingRect.x+myTolerance, |
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188 | wrappingRect.y+myTolerance, |
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189 | wrappingRect.width-myTolerance-myTolerance, |
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190 | wrappingRect.height-myTolerance-myTolerance); |
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191 | } else {
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192 | myRect = new Rectangle(-1, -1, 0, 0); // just ensure it does not disturb the check |
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193 | } |
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194 | |||
195 | for (int i = 0; i < bi.getWidth(); i++) { |
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196 | for (int j = 0; j < bi.getHeight(); j++) { |
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197 | if (wrappingRect.contains(i,j)
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198 | && !myRect.contains(i,j)) { |
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199 | |||
200 | if (bi.getRGB(i,j) != 0) |
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201 | return true; |
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202 | } |
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203 | } |
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204 | } |
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205 | return false; |
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206 | } |
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207 | |||
208 | private boolean isOutsideRect(BufferedImage bi, Rectangle wrappingRect, int tolerance) { |
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209 | Rectangle myRect = new Rectangle( |
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210 | wrappingRect.x-tolerance, |
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211 | wrappingRect.y-tolerance, |
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212 | wrappingRect.width+tolerance+tolerance, |
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213 | wrappingRect.height+tolerance+tolerance); |
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214 | for (int i = 0; i < bi.getWidth(); i++) { |
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215 | for (int j = 0; j < bi.getHeight(); j++) { |
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216 | if (!myRect.contains(i,j))
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217 | continue;
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218 | |||
219 | if (bi.getRGB(i,j) != 0) return false; |
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220 | } |
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221 | } |
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222 | return true; |
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223 | } |
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224 | } |
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225 | |||
226 | /// paste this piece of code to produce some png files to check visually what is happening
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227 | //g.setColor(Color.BLUE);
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228 | //Rectangle myRect = new Rectangle(
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229 | // wrappingRect.x+INNER_TOLERANCE,
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230 | // wrappingRect.y+INNER_TOLERANCE,
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231 | // wrappingRect.width-INNER_TOLERANCE-INNER_TOLERANCE,
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232 | // wrappingRect.height-INNER_TOLERANCE-INNER_TOLERANCE);
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233 | //
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234 | //g.draw(myRect);
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235 | //g.setColor(Color.RED);
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236 | //g.draw(wrappingRect);
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237 | //try {
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238 | //
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239 | // File dstDir = new File (System.getProperty("java.io.tmpdir")+"/prova-imatges/");
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240 | // if (!dstDir.exists()) dstDir.mkdir();
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241 | // ImageIO.write(bi, "png",
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242 | // new File(dstDir.getAbsoluteFile()+File.separator+
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243 | // name+"_size_"+sizes[j]
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244 | // +".png"));
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245 | //} catch (IOException e) {
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246 | // e.printStackTrace();
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247 | // fail();
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248 | //}
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249 | /// |