Mercurial > dive4elements > gnv-client

annotate gnv-artifacts/src/main/java/de/intevation/gnv/utils/WKTUtils.java @ 1129:ccfa07b88476

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merged geo-backend
author Thomas Arendsen Hein <thomas@intevation.de>
date Fri, 28 Sep 2012 12:14:01 +0200
parents f953c9a559d8
children
rev   line source
1115
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1 /*
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2 * Copyright (c) 2010 by Intevation GmbH
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3 *
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4 * This program is free software under the LGPL (>=v2.1)
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5 * Read the file LGPL.txt coming with the software for details
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6 * or visit http://www.gnu.org/licenses/ if it does not exist.
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7 */
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8
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9 package de.intevation.gnv.utils;
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10
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11 import com.vividsolutions.jts.geom.Coordinate;
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12 import com.vividsolutions.jts.geom.LineString;
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13 import com.vividsolutions.jts.geom.Point;
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14 import com.vividsolutions.jts.geom.Polygon;
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15
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16 import com.vividsolutions.jts.io.ParseException;
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17 import com.vividsolutions.jts.io.WKTReader;
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18
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19 import de.intevation.gnv.artifacts.ressource.RessourceFactory;
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20
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21 import de.intevation.gnv.geobackend.base.Result;
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22
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23 import de.intevation.gnv.geobackend.base.query.QueryExecutor;
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24 import de.intevation.gnv.geobackend.base.query.QueryExecutorFactory;
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25
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26 import de.intevation.gnv.geobackend.base.query.exception.QueryException;
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27
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28 import de.intevation.gnv.math.LinearFunction;
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29
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30 import java.text.MessageFormat;
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31 import java.text.NumberFormat;
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32
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33 import java.util.ArrayList;
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34 import java.util.Collection;
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35 import java.util.List;
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36 import java.util.Locale;
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37
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38 import org.apache.commons.math.FunctionEvaluationException;
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39
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40 import org.apache.commons.math.optimization.OptimizationException;
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42 import org.apache.commons.math.optimization.fitting.CurveFitter;
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44 import org.apache.commons.math.optimization.general.GaussNewtonOptimizer;
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45
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46 import org.apache.log4j.Logger;
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47
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48 /**
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49 * A helper class which supports some useful methods to work with wkt strings.
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50 *
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51 * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a>
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52 */
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53 public abstract class WKTUtils {
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54
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55 private static Logger log = Logger.getLogger(WKTUtils.class);
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56
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57 public static final double NAUTICAL_MILE = 1852.216d;
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58 public static final double KILOMETER = 1000d;
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59
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60 public static final String I_NAME = "MEDIAN.MESHPOINT.IPOSITION";
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61 public static final String J_NAME = "MEDIAN.MESHPOINT.JPOSITION";
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62
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63 public static final String TRUE_EXPRESSION = "FEATUREID=FEATUREID";
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64
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65 public static final String[] COORDINATE_OUT_FORMAT = {
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66 "coordinate.template.northeast",
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67 "coordinate.template.southeast",
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68 "coordinate.template.northwest",
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69 "coordinate.template.southwest"
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70 };
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71
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72 public static final String DEFAULT_COORDINATE_TEMPLATE =
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73 "{0}\u00b0N {1}'' {2}\u00b0E {3}''";
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74
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75 /**
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76 * Checks the difference of two <code>Result</code>s.
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77 *
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78 * @param a A Result.
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79 * @param b Another Result.
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80 * @param indices Indices to be checked.
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81 * @return true, if <i>a</i> and <i>b</i> are different - otherwise false.
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82 */
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83 public static boolean different(Result a, Result b, int [] indices) {
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84 for (int i = 0; i < indices.length; ++i) {
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85 String oa = a.getString(indices[i]);
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86 String ob = b.getString(indices[i]);
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87
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88 if (oa == null && ob == null) {
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89 continue;
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90 }
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91
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92 if (oa == null || ob == null) {
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93 return true;
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94 }
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95
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96 if (!oa.equals(ob)) {
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97 return true;
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98 }
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99 }
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100 return false;
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101 }
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102
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103 /**
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104 * Turns a wkt string into a coordinate.
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105 *
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106 * @param shape A wkt string.
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107 * @return wkt string as coordinate.
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108 */
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109 public static Coordinate toCoordinate(String shape) {
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110 try {
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111 return shape != null
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112 ? ((Point)(new WKTReader().read(shape))).getCoordinate()
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113 : null;
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114 }
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115 catch (ParseException pe) {
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116 log.error(pe);
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117 }
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118 catch (ClassCastException cce) {
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119 log.error("cannot read WKT point", cce);
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120 }
420
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121 return null;
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122 }
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123
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124 /**
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125 * Turns a wkt string into a polygon.
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126 *
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127 * @param shape A wkt string.
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128 * @return wkt string as polygon.
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129 */
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130 public static Polygon toPolygon(String shape) {
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131 try {
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132 return (Polygon)new WKTReader().read(shape);
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133 }
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134 catch (ParseException pe) {
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135 log.error(pe);
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136 }
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137 catch (ClassCastException cce) {
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138 log.error("cannot read WKT polygon", cce);
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139 }
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140 return null;
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141 }
420
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142
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143 /**
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144 * Returns a distance in km.
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145 *
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146 * @param distance A distance.
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147 * @return distance in km.
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148 */
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149 public static final double toKM(double distance) {
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150 return (distance * NAUTICAL_MILE) / KILOMETER;
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151 }
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152
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153
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154 /**
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155 * Turns a coordinate into a wkt string.
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156 *
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157 * @param coordinate A coordinate.
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158 * @return the coordinate as wkt string.
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159 */
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160 public static String toWKT(Coordinate coordinate) {
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161 StringBuilder sb = new StringBuilder("POINT(");
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162 sb.append(coordinate.x)
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163 .append(' ')
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164 .append(coordinate.y)
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165 .append(')');
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166 return sb.toString();
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167 }
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168
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169
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170 public static final String indexBox(
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171 java.awt.Point a,
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172 java.awt.Point b,
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173 String iName,
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174 String jName
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175 ) {
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176 int minI = Math.min(a.x, b.x) - 1;
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177 int maxI = Math.max(a.x, b.x) + 1;
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178 int minJ = Math.min(a.y, b.y) - 1;
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179 int maxJ = Math.max(a.y, b.y) + 1;
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180 StringBuilder sb = new StringBuilder("(")
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181 .append(iName).append(" >= ").append(minI)
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182 .append(" AND ").append(iName).append(" <= ").append(maxI)
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183 .append(" AND ").append(jName).append(" >= ").append(minJ)
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184 .append(" AND ").append(jName).append(" <= ").append(maxJ)
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185 .append(')');
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186 return sb.toString();
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187 }
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188
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189 public static final String diagonalBox(List<java.awt.Point> points) {
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190
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191 if (points.get(0) != null && points.get(2) != null) {
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192 return indexBox(
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193 points.get(0), points.get(2),
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194 I_NAME,
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195 J_NAME);
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196 }
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197
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198 if (points.get(1) != null && points.get(3) != null) {
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199 return indexBox(
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200 points.get(1), points.get(3),
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201 I_NAME,
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202 J_NAME);
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203 }
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204
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205 return null;
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206 }
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207
468
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208 public static String worldEnvelopeCoordinatesToIndex(
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209 Coordinate [] coords,
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210 String meshid,
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211 String ijkQueryID
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212 )
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213 throws QueryException
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214 {
471
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215 List<java.awt.Point> points =
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216 new ArrayList<java.awt.Point>(coords.length);
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217
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218 ArrayList<Object []> missingPoints =
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219 new ArrayList<Object []>();
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220
468
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221 createIJKPoints(coords, meshid, ijkQueryID, points, missingPoints);
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222
471
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223 String additionWhere = null;
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diff changeset
224
468
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225 if (missingPoints.size() == coords.length) {
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226 log.debug("cannot create index buffer");
471
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227 }
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228 else {
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229 additionWhere = diagonalBox(points);
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230
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231 if (additionWhere == null) {
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232 // 3 Points are missing or are on one side of the envelope
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233 boolean remainsMissingPoints = calculateIJ4MissingPoints(
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234 coords, points, missingPoints);
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235
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236 if (!remainsMissingPoints) {
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237 additionWhere = diagonalBox(points);
468
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238 }
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239 }
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240 }
471
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241
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242 return additionWhere != null
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243 ? additionWhere
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244 : TRUE_EXPRESSION;
468
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245 }
471
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diff changeset
246
423
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diff changeset
247 public static String worldCoordinatesToIndex(
440
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248 Coordinate [] coords,
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diff changeset
249 Collection<Result> result,
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250 String meshid,
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parents: 423
diff changeset
251 String ijkQueryID
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diff changeset
252 )
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parents: 423
diff changeset
253 throws QueryException
420
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254 {
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255 List<java.awt.Point> points = new ArrayList<java.awt.Point>(coords.length);
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256
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257 ArrayList<Object []> missingPoints = new ArrayList<Object []>();
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258
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259 createIJKPoints(coords, meshid, ijkQueryID, points, missingPoints);
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260
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261 String additionWhere = TRUE_EXPRESSION;
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262
468
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263 if (missingPoints.size() == coords.length) {
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264 log.debug("cannot create index buffer");
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265 }
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266 else { // generate index filter
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267 boolean remainsMissingPoints = calculateIJ4MissingPoints(
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268 coords, points, missingPoints);
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269
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270 if (!remainsMissingPoints) {
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271 // TODO: Make Tablenames and Columns Configurable
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272 IndexBuffer ib = new IndexBuffer(
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273 points,
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274 I_NAME,
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275 J_NAME );
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276 additionWhere = ib.toWhereClause();
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277 log.debug("Additional Where Clause = "+additionWhere);
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278 }
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279 } // if generate index filter
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280
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281 return additionWhere;
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282 }
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283
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284
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285 /**
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286 * @param coords
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287 * @param points
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288 * @param missingPoints
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289 * @return
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290 */
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291 private static boolean calculateIJ4MissingPoints(
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292 Coordinate [] coords,
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293 List<java.awt.Point> points,
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294 ArrayList<Object[]> missingPoints
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295 ) {
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296 boolean remainsMissingPoints = !missingPoints.isEmpty();
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297
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298 if (remainsMissingPoints) {
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299 // try to guess the missing (i, j)
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300 CurveFitter iFitter = new CurveFitter(new GaussNewtonOptimizer(true));
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301 CurveFitter jFitter = new CurveFitter(new GaussNewtonOptimizer(true));
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302
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303 for (int i = 0, N = points.size(); i < N; ++i) {
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304 java.awt.Point p = (java.awt.Point)points.get(i);
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305 if (p != null) {
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306 Coordinate coord = coords[i];
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307 iFitter.addObservedPoint(coord.x, p.x);
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308 jFitter.addObservedPoint(coord.y, p.y);
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309 }
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310 }
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311 try {
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312 // XXX: Assumption: (i, j) are created by componentwise linear function.
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313 // This is surely not correct because (x, y) are in a ellipsoid projection.
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314 // TODO: use ellipsoid functions and fit with Levenberg Marquardt.
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315 double [] iParams = iFitter.fit(
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diff changeset
316 LinearFunction.INSTANCE, new double [] { 1d, 1d });
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317
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318 double [] jParams = jFitter.fit(
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319 LinearFunction.INSTANCE, new double [] { 1d, 1d });
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320
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321 for (int i = missingPoints.size()-1; i >= 0; --i) {
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322 Object [] a = (Object [])missingPoints.get(i);
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323 Coordinate coord = (Coordinate)a[1];
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324 int pi = (int)Math.round(iParams[0]*coord.x + iParams[1]);
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325 int pj = (int)Math.round(jParams[0]*coord.y + jParams[1]);
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diff changeset
326 points.set(
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327 ((Integer)a[0]).intValue(),
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328 new java.awt.Point(pi, pj));
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329 }
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330
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331 remainsMissingPoints = false; // we filled the gaps
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332 }
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333 catch (FunctionEvaluationException fee) {
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334 log.error(fee);
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335 }
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336 catch (OptimizationException oe) {
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337 log.error(oe);
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338 }
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339 }
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340 return remainsMissingPoints;
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341 }
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342
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343
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diff changeset
344 /**
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diff changeset
345 * @param coords
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346 * @param meshid
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347 * @param ijkQueryID
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diff changeset
348 * @param points
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diff changeset
349 * @param missingPoints
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diff changeset
350 * @throws QueryException
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diff changeset
351 */
471
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352 private static void createIJKPoints(
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353 Coordinate[] coords,
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diff changeset
354 String meshid,
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355 String ijkQueryID,
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diff changeset
356 List<java.awt.Point> points,
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357 ArrayList<Object []> missingPoints
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diff changeset
358 )
778
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359 throws QueryException
471
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diff changeset
360 {
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diff changeset
361 boolean debug = log.isDebugEnabled();
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diff changeset
362
468
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diff changeset
363 QueryExecutor queryExecutor = QueryExecutorFactory
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parents: 440
diff changeset
364 .getInstance()
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diff changeset
365 .getQueryExecutor();
778
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diff changeset
366
420
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367 for (int i = 0; i < coords.length; i++) {
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368
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369 String wkt = toWKT(coords[i]);
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370
471
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diff changeset
371 Collection<Result> result = queryExecutor.executeQuery(
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diff changeset
372 ijkQueryID,
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diff changeset
373 new String [] {meshid, wkt});
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diff changeset
374
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diff changeset
375 if (!result.isEmpty()) {
420
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diff changeset
376 Result resultValue = result.iterator().next();
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diff changeset
377 int iPos = resultValue.getInteger(1);
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diff changeset
378 int jPos = resultValue.getInteger(0);
471
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diff changeset
379 if (debug) {
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parents: 468
diff changeset
380 log.debug("Found Pos "+iPos+"/"+jPos +" for "+wkt);
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diff changeset
381 }
420
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diff changeset
382 points.add(i, new java.awt.Point(iPos,jPos));
471
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diff changeset
383 }
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diff changeset
384 else {
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parents: 468
diff changeset
385 if (debug) {
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parents: 468
diff changeset
386 log.debug("No i/j Pos found for "+wkt);
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parents: 468
diff changeset
387 }
420
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parents:
diff changeset
388 missingPoints.add(new Object [] { Integer.valueOf(i), coords[i] });
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parents:
diff changeset
389 points.add(i, null);
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parents:
diff changeset
390 // Special Case no i,j found for Coordinate
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parents:
diff changeset
391 }
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parents:
diff changeset
392 }
c6a287398379 Outsourcing of some methods for preparing results for chart creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
393 }
440
eb2ac62e853a Cleaned up messy code a bit in "Horizontales Schnittprofil" and "Profilschnitt".
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 423
diff changeset
394
eb2ac62e853a Cleaned up messy code a bit in "Horizontales Schnittprofil" and "Profilschnitt".
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 423
diff changeset
395 public static Coordinate [] toCoordinates(String wkt) {
eb2ac62e853a Cleaned up messy code a bit in "Horizontales Schnittprofil" and "Profilschnitt".
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 423
diff changeset
396 try {
eb2ac62e853a Cleaned up messy code a bit in "Horizontales Schnittprofil" and "Profilschnitt".
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 423
diff changeset
397 LineString ls = (LineString)new WKTReader().read(wkt);
eb2ac62e853a Cleaned up messy code a bit in "Horizontales Schnittprofil" and "Profilschnitt".
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 423
diff changeset
398 return ls.getCoordinates();
eb2ac62e853a Cleaned up messy code a bit in "Horizontales Schnittprofil" and "Profilschnitt".
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 423
diff changeset
399 }
eb2ac62e853a Cleaned up messy code a bit in "Horizontales Schnittprofil" and "Profilschnitt".
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 423
diff changeset
400 catch (ParseException pe) {
eb2ac62e853a Cleaned up messy code a bit in "Horizontales Schnittprofil" and "Profilschnitt".
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 423
diff changeset
401 log.error("cannot read WKT line string", pe);
eb2ac62e853a Cleaned up messy code a bit in "Horizontales Schnittprofil" and "Profilschnitt".
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 423
diff changeset
402 }
eb2ac62e853a Cleaned up messy code a bit in "Horizontales Schnittprofil" and "Profilschnitt".
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 423
diff changeset
403 catch (ClassCastException cce) {
eb2ac62e853a Cleaned up messy code a bit in "Horizontales Schnittprofil" and "Profilschnitt".
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 423
diff changeset
404 log.error("cannot read WKT line string", cce);
eb2ac62e853a Cleaned up messy code a bit in "Horizontales Schnittprofil" and "Profilschnitt".
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 423
diff changeset
405 }
eb2ac62e853a Cleaned up messy code a bit in "Horizontales Schnittprofil" and "Profilschnitt".
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 423
diff changeset
406 return null;
eb2ac62e853a Cleaned up messy code a bit in "Horizontales Schnittprofil" and "Profilschnitt".
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 423
diff changeset
407 }
507
45be952a3215 Solved some issues. Removed encoding problems while formatting coordinates (issue137) and use this format as subtitle in charts (issue136).
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 482
diff changeset
408
806
2cea76f1112e Added Javadoc in utils package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 778
diff changeset
409 /**
2cea76f1112e Added Javadoc in utils package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 778
diff changeset
410 * Turns a wkt coordinate into a string format using the default locale of
2cea76f1112e Added Javadoc in utils package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 778
diff changeset
411 * the virtual machine.
2cea76f1112e Added Javadoc in utils package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 778
diff changeset
412 *
2cea76f1112e Added Javadoc in utils package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 778
diff changeset
413 * @param wkt A wkt coordinate.
2cea76f1112e Added Javadoc in utils package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 778
diff changeset
414 * @return A formatted coordinate.
2cea76f1112e Added Javadoc in utils package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 778
diff changeset
415 */
507
45be952a3215 Solved some issues. Removed encoding problems while formatting coordinates (issue137) and use this format as subtitle in charts (issue136).
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 482
diff changeset
416 public static String toText(String wkt) {
45be952a3215 Solved some issues. Removed encoding problems while formatting coordinates (issue137) and use this format as subtitle in charts (issue136).
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 482
diff changeset
417 return toText(Locale.getDefault(), wkt);
45be952a3215 Solved some issues. Removed encoding problems while formatting coordinates (issue137) and use this format as subtitle in charts (issue136).
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 482
diff changeset
418 }
45be952a3215 Solved some issues. Removed encoding problems while formatting coordinates (issue137) and use this format as subtitle in charts (issue136).
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 482
diff changeset
419
806
2cea76f1112e Added Javadoc in utils package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 778
diff changeset
420 /**
2cea76f1112e Added Javadoc in utils package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 778
diff changeset
421 * Turns a point into a string format using the default locale of the
2cea76f1112e Added Javadoc in utils package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 778
diff changeset
422 * virtual machine.
2cea76f1112e Added Javadoc in utils package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 778
diff changeset
423 *
2cea76f1112e Added Javadoc in utils package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 778
diff changeset
424 * @param p A point.
2cea76f1112e Added Javadoc in utils package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 778
diff changeset
425 * @return A point formatted as string.
2cea76f1112e Added Javadoc in utils package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 778
diff changeset
426 */
740
0563389138bb Changed source of displayed coordinate in 'HorizontalProfil'-charts' subtitle (issue120).
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 519
diff changeset
427 public static String toText(Point p) {
0563389138bb Changed source of displayed coordinate in 'HorizontalProfil'-charts' subtitle (issue120).
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 519
diff changeset
428 return toText(Locale.getDefault(), toWKT(p.getCoordinate()));
0563389138bb Changed source of displayed coordinate in 'HorizontalProfil'-charts' subtitle (issue120).
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 519
diff changeset
429 }
0563389138bb Changed source of displayed coordinate in 'HorizontalProfil'-charts' subtitle (issue120).
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 519
diff changeset
430
806
2cea76f1112e Added Javadoc in utils package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 778
diff changeset
431 /**
2cea76f1112e Added Javadoc in utils package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 778
diff changeset
432 * Turns a point into a string format using a given locale.
2cea76f1112e Added Javadoc in utils package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 778
diff changeset
433 *
2cea76f1112e Added Javadoc in utils package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 778
diff changeset
434 * @param locale A locale.
2cea76f1112e Added Javadoc in utils package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 778
diff changeset
435 * @param p A point.
2cea76f1112e Added Javadoc in utils package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 778
diff changeset
436 * @return a point formatted as string.
2cea76f1112e Added Javadoc in utils package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 778
diff changeset
437 */
740
0563389138bb Changed source of displayed coordinate in 'HorizontalProfil'-charts' subtitle (issue120).
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 519
diff changeset
438 public static String toText(Locale locale, Point p) {
0563389138bb Changed source of displayed coordinate in 'HorizontalProfil'-charts' subtitle (issue120).
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 519
diff changeset
439 return toText(locale, toWKT(p.getCoordinate()));
0563389138bb Changed source of displayed coordinate in 'HorizontalProfil'-charts' subtitle (issue120).
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 519
diff changeset
440 }
0563389138bb Changed source of displayed coordinate in 'HorizontalProfil'-charts' subtitle (issue120).
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 519
diff changeset
441
806
2cea76f1112e Added Javadoc in utils package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 778
diff changeset
442 /**
2cea76f1112e Added Javadoc in utils package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 778
diff changeset
443 * Turns a wkt coordiante into a formatted text using a given locale.
2cea76f1112e Added Javadoc in utils package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 778
diff changeset
444 *
2cea76f1112e Added Javadoc in utils package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 778
diff changeset
445 * @param locale A locale.
2cea76f1112e Added Javadoc in utils package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 778
diff changeset
446 * @param wkt A wkt coordinate.
2cea76f1112e Added Javadoc in utils package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 778
diff changeset
447 * @return a formatted coordinate.
2cea76f1112e Added Javadoc in utils package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 778
diff changeset
448 */
507
45be952a3215 Solved some issues. Removed encoding problems while formatting coordinates (issue137) and use this format as subtitle in charts (issue136).
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 482
diff changeset
449 public static String toText(Locale locale, String wkt) {
45be952a3215 Solved some issues. Removed encoding problems while formatting coordinates (issue137) and use this format as subtitle in charts (issue136).
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 482
diff changeset
450 String formattedCoordinate = null;
45be952a3215 Solved some issues. Removed encoding problems while formatting coordinates (issue137) and use this format as subtitle in charts (issue136).
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 482
diff changeset
451 try {
45be952a3215 Solved some issues. Removed encoding problems while formatting coordinates (issue137) and use this format as subtitle in charts (issue136).
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 482
diff changeset
452 Point p = (Point)new WKTReader().read(wkt);
45be952a3215 Solved some issues. Removed encoding problems while formatting coordinates (issue137) and use this format as subtitle in charts (issue136).
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 482
diff changeset
453 double lat = p.getY();
45be952a3215 Solved some issues. Removed encoding problems while formatting coordinates (issue137) and use this format as subtitle in charts (issue136).
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 482
diff changeset
454 double lon =p.getX();
45be952a3215 Solved some issues. Removed encoding problems while formatting coordinates (issue137) and use this format as subtitle in charts (issue136).
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 482
diff changeset
455
45be952a3215 Solved some issues. Removed encoding problems while formatting coordinates (issue137) and use this format as subtitle in charts (issue136).
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 482
diff changeset
456 int choice = 0;
45be952a3215 Solved some issues. Removed encoding problems while formatting coordinates (issue137) and use this format as subtitle in charts (issue136).
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 482
diff changeset
457
45be952a3215 Solved some issues. Removed encoding problems while formatting coordinates (issue137) and use this format as subtitle in charts (issue136).
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 482
diff changeset
458 if (lat <0 ) {
45be952a3215 Solved some issues. Removed encoding problems while formatting coordinates (issue137) and use this format as subtitle in charts (issue136).
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 482
diff changeset
459 choice += 1;
45be952a3215 Solved some issues. Removed encoding problems while formatting coordinates (issue137) and use this format as subtitle in charts (issue136).
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 482
diff changeset
460 lat=-lat;
45be952a3215 Solved some issues. Removed encoding problems while formatting coordinates (issue137) and use this format as subtitle in charts (issue136).
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 482
diff changeset
461 }
45be952a3215 Solved some issues. Removed encoding problems while formatting coordinates (issue137) and use this format as subtitle in charts (issue136).
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 482
diff changeset
462
45be952a3215 Solved some issues. Removed encoding problems while formatting coordinates (issue137) and use this format as subtitle in charts (issue136).
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 482
diff changeset
463 if (lon <0 ) {
45be952a3215 Solved some issues. Removed encoding problems while formatting coordinates (issue137) and use this format as subtitle in charts (issue136).
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 482
diff changeset
464 choice += 2;
45be952a3215 Solved some issues. Removed encoding problems while formatting coordinates (issue137) and use this format as subtitle in charts (issue136).
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 482
diff changeset
465 lon=-lon;
45be952a3215 Solved some issues. Removed encoding problems while formatting coordinates (issue137) and use this format as subtitle in charts (issue136).
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 482
diff changeset
466 }
45be952a3215 Solved some issues. Removed encoding problems while formatting coordinates (issue137) and use this format as subtitle in charts (issue136).
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 482
diff changeset
467
45be952a3215 Solved some issues. Removed encoding problems while formatting coordinates (issue137) and use this format as subtitle in charts (issue136).
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 482
diff changeset
468 RessourceFactory factory = RessourceFactory.getInstance();
45be952a3215 Solved some issues. Removed encoding problems while formatting coordinates (issue137) and use this format as subtitle in charts (issue136).
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 482
diff changeset
469 String template = factory.getRessource(
45be952a3215 Solved some issues. Removed encoding problems while formatting coordinates (issue137) and use this format as subtitle in charts (issue136).
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 482
diff changeset
470 locale,
45be952a3215 Solved some issues. Removed encoding problems while formatting coordinates (issue137) and use this format as subtitle in charts (issue136).
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 482
diff changeset
471 COORDINATE_OUT_FORMAT[choice],
45be952a3215 Solved some issues. Removed encoding problems while formatting coordinates (issue137) and use this format as subtitle in charts (issue136).
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 482
diff changeset
472 DEFAULT_COORDINATE_TEMPLATE
45be952a3215 Solved some issues. Removed encoding problems while formatting coordinates (issue137) and use this format as subtitle in charts (issue136).
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 482
diff changeset
473 );
45be952a3215 Solved some issues. Removed encoding problems while formatting coordinates (issue137) and use this format as subtitle in charts (issue136).
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 482
diff changeset
474
45be952a3215 Solved some issues. Removed encoding problems while formatting coordinates (issue137) and use this format as subtitle in charts (issue136).
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 482
diff changeset
475 NumberFormat minFormatter = NumberFormat.getInstance(locale);
45be952a3215 Solved some issues. Removed encoding problems while formatting coordinates (issue137) and use this format as subtitle in charts (issue136).
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 482
diff changeset
476 minFormatter.setMaximumFractionDigits(3);
45be952a3215 Solved some issues. Removed encoding problems while formatting coordinates (issue137) and use this format as subtitle in charts (issue136).
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 482
diff changeset
477 minFormatter.setMinimumFractionDigits(3);
45be952a3215 Solved some issues. Removed encoding problems while formatting coordinates (issue137) and use this format as subtitle in charts (issue136).
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 482
diff changeset
478
45be952a3215 Solved some issues. Removed encoding problems while formatting coordinates (issue137) and use this format as subtitle in charts (issue136).
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 482
diff changeset
479 String minLat = minFormatter.format(60.*(lat-((int)lat)));
45be952a3215 Solved some issues. Removed encoding problems while formatting coordinates (issue137) and use this format as subtitle in charts (issue136).
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 482
diff changeset
480 String minLon = minFormatter.format(60.*(lon-((int)lon)));
45be952a3215 Solved some issues. Removed encoding problems while formatting coordinates (issue137) and use this format as subtitle in charts (issue136).
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 482
diff changeset
481
45be952a3215 Solved some issues. Removed encoding problems while formatting coordinates (issue137) and use this format as subtitle in charts (issue136).
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 482
diff changeset
482 NumberFormat degFormatter = NumberFormat.getInstance(locale);
45be952a3215 Solved some issues. Removed encoding problems while formatting coordinates (issue137) and use this format as subtitle in charts (issue136).
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 482
diff changeset
483 degFormatter.setMinimumIntegerDigits(2);
45be952a3215 Solved some issues. Removed encoding problems while formatting coordinates (issue137) and use this format as subtitle in charts (issue136).
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 482
diff changeset
484
45be952a3215 Solved some issues. Removed encoding problems while formatting coordinates (issue137) and use this format as subtitle in charts (issue136).
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 482
diff changeset
485 String formLat = degFormatter.format((int)lat);
45be952a3215 Solved some issues. Removed encoding problems while formatting coordinates (issue137) and use this format as subtitle in charts (issue136).
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 482
diff changeset
486 String formLon = degFormatter.format((int)lon);
45be952a3215 Solved some issues. Removed encoding problems while formatting coordinates (issue137) and use this format as subtitle in charts (issue136).
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 482
diff changeset
487
45be952a3215 Solved some issues. Removed encoding problems while formatting coordinates (issue137) and use this format as subtitle in charts (issue136).
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 482
diff changeset
488 MessageFormat formatter = new MessageFormat(template);
45be952a3215 Solved some issues. Removed encoding problems while formatting coordinates (issue137) and use this format as subtitle in charts (issue136).
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 482
diff changeset
489
45be952a3215 Solved some issues. Removed encoding problems while formatting coordinates (issue137) and use this format as subtitle in charts (issue136).
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 482
diff changeset
490 Object[] args = {
45be952a3215 Solved some issues. Removed encoding problems while formatting coordinates (issue137) and use this format as subtitle in charts (issue136).
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 482
diff changeset
491 formLat, minLat,
45be952a3215 Solved some issues. Removed encoding problems while formatting coordinates (issue137) and use this format as subtitle in charts (issue136).
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 482
diff changeset
492 formLon, minLon
45be952a3215 Solved some issues. Removed encoding problems while formatting coordinates (issue137) and use this format as subtitle in charts (issue136).
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 482
diff changeset
493 };
45be952a3215 Solved some issues. Removed encoding problems while formatting coordinates (issue137) and use this format as subtitle in charts (issue136).
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 482
diff changeset
494
45be952a3215 Solved some issues. Removed encoding problems while formatting coordinates (issue137) and use this format as subtitle in charts (issue136).
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 482
diff changeset
495 return formatter.format(args);
45be952a3215 Solved some issues. Removed encoding problems while formatting coordinates (issue137) and use this format as subtitle in charts (issue136).
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 482
diff changeset
496
45be952a3215 Solved some issues. Removed encoding problems while formatting coordinates (issue137) and use this format as subtitle in charts (issue136).
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 482
diff changeset
497 }
45be952a3215 Solved some issues. Removed encoding problems while formatting coordinates (issue137) and use this format as subtitle in charts (issue136).
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 482
diff changeset
498 catch (ParseException e) {
45be952a3215 Solved some issues. Removed encoding problems while formatting coordinates (issue137) and use this format as subtitle in charts (issue136).
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 482
diff changeset
499 log.warn(e,e);
45be952a3215 Solved some issues. Removed encoding problems while formatting coordinates (issue137) and use this format as subtitle in charts (issue136).
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 482
diff changeset
500 }
45be952a3215 Solved some issues. Removed encoding problems while formatting coordinates (issue137) and use this format as subtitle in charts (issue136).
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 482
diff changeset
501
45be952a3215 Solved some issues. Removed encoding problems while formatting coordinates (issue137) and use this format as subtitle in charts (issue136).
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 482
diff changeset
502 return null;
45be952a3215 Solved some issues. Removed encoding problems while formatting coordinates (issue137) and use this format as subtitle in charts (issue136).
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 482
diff changeset
503 }
420
c6a287398379 Outsourcing of some methods for preparing results for chart creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
504 }
836
05bf8534a35a Using unix line endings only.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 806
diff changeset
505 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org