svn-gvsig-desktop / tags / v1_0_2_Build_910 / libraries / libCq CMS for java.old / src / org / cresques / geo / cover / Coverage.java @ 11275
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1 | 2 | luisw | /*
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2 | 2809 | nacho | * Cresques Mapping Suite. Graphic Library for constructing mapping applications.
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3 | 2 | luisw | *
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4 | 2809 | nacho | * Copyright (C) 2004-5.
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5 | *
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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 | * as published by the Free Software Foundation; either version 2
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9 | * 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 | * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,USA.
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19 | *
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20 | * For more information, contact:
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21 | *
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22 | * cresques@gmail.com
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23 | 2 | luisw | */
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24 | package org.cresques.geo.cover; |
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25 | |||
26 | 94 | luisw | import org.cresques.cts.ICoordTrans; |
27 | import org.cresques.cts.IProjection; |
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28 | 2809 | nacho | import org.cresques.cts.ProjectionPool; |
29 | import org.cresques.cts.gt2.CoordSys; |
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30 | 6203 | nacho | //import org.cresques.cts.gt2.CoordTrans;
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31 | 2809 | nacho | |
32 | 2 | luisw | import org.cresques.geo.Projected; |
33 | import org.cresques.geo.Projection; |
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34 | import org.cresques.geo.ReProjection; |
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35 | |||
36 | 2809 | nacho | import org.cresques.io.GeoRasterFile; |
37 | 2 | luisw | |
38 | 2809 | nacho | import org.cresques.px.*; |
39 | 2 | luisw | |
40 | 2809 | nacho | import org.cresques.ui.CQApp; |
41 | |||
42 | import java.awt.Color; |
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43 | |||
44 | import java.io.File; |
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45 | import java.io.FilenameFilter; |
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46 | |||
47 | import java.util.ArrayList; |
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48 | import java.util.Enumeration; |
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49 | import java.util.Hashtable; |
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50 | |||
51 | |||
52 | 2 | luisw | /**
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53 | * Cobertura espacial
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54 | 2809 | nacho | *
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55 | 2 | luisw | * @author "Luis W. Sevilla" <sevilla_lui@gva.es>
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56 | */
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57 | public class Coverage implements Projected { |
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58 | 2809 | nacho | boolean debug = true; |
59 | 2 | luisw | |
60 | 2809 | nacho | /* protected FileSupport [] fSupport = {
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61 | new FileSupport("ecw", EcwFile.class)
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62 | };*/
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63 | 2 | luisw | |
64 | 2809 | nacho | // Nombre de la cobertura
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65 | protected String name = "Orto ICV 1:5.000"; |
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66 | protected String fName = "cover"; |
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67 | 2 | luisw | |
68 | 2809 | nacho | // Direcci?n raiz de los datos
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69 | protected String dName = null; //"//sercart/cartografia/ortofotos/Orto_ICV/00009"; |
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70 | protected int nLevels = 1; |
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71 | protected String hojaPrefix = ""; |
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72 | protected Hashtable hojas = null; |
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73 | private Hashtable files = null; |
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74 | protected PxObjList marcos;
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75 | public Color color = null; |
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76 | public Color fillColor = null; |
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77 | protected boolean loadable = true; |
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78 | private String fType = ""; |
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79 | protected IProjection proj = null; |
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80 | private boolean available = true; |
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81 | 2 | luisw | |
82 | 2809 | nacho | public Coverage() {
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83 | hojas = new Hashtable(); |
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84 | files = new Hashtable(); |
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85 | } |
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86 | |||
87 | public String getName() { |
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88 | return name;
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89 | } |
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90 | |||
91 | public Hashtable getHojas() { |
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92 | return hojas;
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93 | } |
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94 | |||
95 | public IProjection getProjection() {
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96 | return proj;
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97 | } |
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98 | |||
99 | public void setProjection(IProjection p) { |
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100 | proj = p; |
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101 | } |
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102 | |||
103 | public void reProject(ICoordTrans rp) { |
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104 | // TODO metodo reProject pendiente de implementar
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105 | } |
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106 | |||
107 | /**
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108 | * Asigna el estado de disponibilidad.
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109 | * Cuando una cobertura no esta disponible (la unidad est?
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110 | * inactiva, no tiene ficheros, etc...) deber? ponerse a false.
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111 | * Es true por defecto
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112 | * @param av Disponibilidad.
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113 | */
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114 | public void setAvailable(boolean av) { |
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115 | available = av; |
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116 | } |
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117 | |||
118 | /**
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119 | * Devuelve el estado de disponibilidad.
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120 | * @return Disponibilidad.
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121 | */
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122 | public boolean getAvailable() { |
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123 | return available;
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124 | } |
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125 | |||
126 | /**
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127 | * Especifica el tipo de los ficheros que forman la cobertura.
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128 | * Es un string que ser? procesado por la aplicaci?n. La clase
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129 | * Coverage no hace ning?n tratamiento de este valor.
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130 | * @param fType Tipo de ficheros.
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131 | */
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132 | public void setFileType(String fType) { |
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133 | this.fType = fType;
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134 | } |
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135 | |||
136 | /**
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137 | * Devuelve el tipo de fichero.
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138 | * @return Tipo de fichero.
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139 | */
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140 | public String getFileType() { |
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141 | return fType;
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142 | } |
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143 | |||
144 | public void catalogue(String[] files) { |
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145 | String hName = null; |
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146 | |||
147 | for (int i = 0; i < files.length; i++) { |
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148 | hName = hojaPrefix + files[i]; |
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149 | hojas.put(hName, files[i]); |
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150 | |||
151 | if (debug) {
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152 | System.out.println("Coverage: hojas.put('" + hName + "'"); |
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153 | } |
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154 | } |
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155 | } |
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156 | |||
157 | public void catalogue() { |
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158 | catalogue(dName); |
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159 | } |
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160 | |||
161 | /**
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162 | * Hace el cat?logo a partir de la lista de ficheros.
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163 | * @param files
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164 | */
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165 | public void catalogueList(String[][] files) { |
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166 | IProjection prj = proj; |
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167 | String hName = null; |
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168 | |||
169 | for (int i = 0; i < files.length; i++) { |
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170 | if (files[i][2] != null) { |
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171 | if (proj instanceof Projection) { |
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172 | prj = (Projection) Projection.getProjectionByName(proj.getDatum(), |
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173 | files[i][2]);
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174 | } else if (proj instanceof CoordSys) { |
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175 | 7703 | luisw2 | prj = new ProjectionPool().get(files[i][2]); |
176 | 2809 | nacho | } |
177 | } |
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178 | |||
179 | hName = files[i][0];
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180 | hojas.put(hName, new Hoja(prj, files[i][1], files[i][0])); |
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181 | |||
182 | if (debug) {
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183 | System.out.println("Coverage: hojas.put('" + hName + "'"); |
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184 | } |
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185 | } |
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186 | } |
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187 | |||
188 | /**
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189 | * Hace el cat?logo recorriendo un directorio.
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190 | * @param dName
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191 | */
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192 | public void catalogue(String dName) { |
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193 | System.out.println("Catalogando '" + dName + "' ..."); |
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194 | |||
195 | File dir = new File(dName); |
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196 | |||
197 | if (!dir.exists()) {
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198 | System.err.println("Que dice que '" + dName + "'no existe"); |
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199 | |||
200 | return;
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201 | } |
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202 | |||
203 | String[] files = dir.list(); |
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204 | |||
205 | if (files != null) { |
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206 | catalogue(files); |
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207 | } |
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208 | } |
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209 | |||
210 | public IObjList[] loadMinuteo() { |
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211 | IObjList[] minuteo = null; |
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212 | |||
213 | return minuteo;
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214 | } |
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215 | |||
216 | public void saveMinuteo(IObjList[] minuteo) { |
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217 | for (int i = 0; i < minuteo.length; i++) { |
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218 | } |
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219 | } |
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220 | |||
221 | /**
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222 | * Genera el minuteo, reproyectado.
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223 | * @param targetProj proyeccion de destino
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224 | * @return array de minuteos
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225 | */
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226 | public IObjList[] generateMinuteo(IProjection targetProj) { |
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227 | IObjList[] minuteo = loadMinuteo();
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228 | |||
229 | if (minuteo != null) { |
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230 | return minuteo;
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231 | } |
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232 | |||
233 | minuteo = new IObjList[nLevels];
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234 | |||
235 | for (int i = 0; i < minuteo.length; i++) |
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236 | minuteo[i] = new PxObjList();
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237 | |||
238 | if (hojas.size() == 0) { |
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239 | catalogue(this.dName);
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240 | } |
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241 | |||
242 | marcos = new PxObjList();
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243 | |||
244 | IObjList layer = minuteo[0];
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245 | IObjList layer1 = null;
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246 | |||
247 | if (nLevels > 1) { |
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248 | layer1 = minuteo[1];
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249 | } |
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250 | |||
251 | 8765 | jjdelcerro | Enumeration enumeration = hojas.keys();
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252 | 2809 | nacho | String hName;
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253 | String hCode;
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254 | Hoja h; |
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255 | Object obj = null; |
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256 | |||
257 | 8765 | jjdelcerro | while (enumeration.hasMoreElements()) {
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258 | hName = (String) enumeration.nextElement();
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259 | 2809 | nacho | |
260 | try {
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261 | obj = hojas.get(hName); |
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262 | |||
263 | if (obj instanceof String) { |
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264 | hCode = (String) obj;
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265 | generateMinuteoHoja(dName + "/" + hCode, hName, layer,
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266 | layer1); |
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267 | } else if (obj instanceof Hoja) { |
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268 | h = (Hoja) obj; |
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269 | generateMinuteoHoja(dName + "/" + h.getCode(), h, layer,
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270 | layer1); |
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271 | } |
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272 | } catch (Exception e) { |
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273 | // TODO Tengo que tratar los errores de una forma mejor.
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274 | System.err.println("Error al cargar la hoja " + hName); |
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275 | e.printStackTrace(); |
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276 | } |
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277 | } |
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278 | |||
279 | saveMinuteo(minuteo); |
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280 | |||
281 | //app.setCurrentMinuteo(layer);
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282 | if (proj != targetProj) {
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283 | ICoordTrans rp = null;
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284 | |||
285 | if (proj instanceof Projection) { |
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286 | rp = new ReProjection(((Projection) proj),
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287 | ((Projection) targetProj)); |
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288 | } else if (proj instanceof CoordSys) { |
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289 | 6203 | nacho | //rp = new CoordTrans((CoordSys) proj, (CoordSys) targetProj);
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290 | 2809 | nacho | } |
291 | |||
292 | layer.reProject(rp); |
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293 | |||
294 | if (layer1 != null) { |
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295 | layer1.reProject(rp); |
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296 | } |
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297 | } |
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298 | |||
299 | return minuteo;
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300 | } |
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301 | |||
302 | public void generateMinuteo(CQApp app, String lName, String lName1) { |
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303 | PxLayer layer1 = null;
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304 | |||
305 | if (color == null) { |
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306 | color = new Color(64, 220, 64, 255); |
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307 | } |
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308 | |||
309 | if (fillColor == null) { |
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310 | fillColor = new Color(128, 220, 128, 32); |
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311 | } |
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312 | |||
313 | if (hojas.size() == 0) { |
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314 | catalogue(this.dName);
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315 | } |
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316 | |||
317 | marcos = new PxObjList();
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318 | |||
319 | if (nLevels > 0) { |
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320 | layer1 = app.createLayer(name + lName1, proj); |
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321 | layer1.setColor(color); |
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322 | layer1.setFillColor(fillColor); |
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323 | } |
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324 | |||
325 | PxLayer layer = app.createLayer(name + lName, proj); |
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326 | layer.setColor(color); |
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327 | layer.setFillColor(fillColor); |
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328 | |||
329 | 8765 | jjdelcerro | Enumeration enumeration = hojas.keys();
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330 | 2809 | nacho | String hName;
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331 | String hCode;
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332 | Hoja h; |
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333 | Object obj = null; |
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334 | |||
335 | 8765 | jjdelcerro | while (enumeration.hasMoreElements()) {
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336 | hName = (String) enumeration.nextElement();
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337 | 2809 | nacho | obj = hojas.get(hName); |
338 | |||
339 | if (obj.getClass() == String.class) { |
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340 | hCode = (String) obj;
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341 | generateMinuteoHoja(dName + "/" + hCode, hName, layer, layer1);
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342 | } else if (obj.getClass() == Hoja.class) { |
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343 | h = (Hoja) obj; |
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344 | generateMinuteoHoja(dName + "/" + h.getCode(), h, layer, layer1);
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345 | } |
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346 | } |
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347 | |||
348 | app.setCurrentMinuteo(layer); |
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349 | |||
350 | if (proj != app.getCurrentProjection()) {
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351 | ICoordTrans rp = null;
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352 | |||
353 | if (proj instanceof Projection) { |
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354 | rp = new ReProjection(((Projection) proj),
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355 | ((Projection) app.getCurrentProjection())); |
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356 | } |
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357 | |||
358 | layer.reProject(rp); |
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359 | |||
360 | if (layer1 != null) { |
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361 | layer1.reProject(rp); |
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362 | } |
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363 | } |
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364 | } |
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365 | |||
366 | public void generateMinuteoHoja(String hFName, Hoja h, IObjList layer, |
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367 | IObjList layer1) { |
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368 | GeoRasterFile eFile = null;
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369 | PxContour contour = null;
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370 | String fName = null; |
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371 | File dir = new File(hFName); |
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372 | |||
373 | if (!hFName.startsWith("ecwp:") && !dir.exists()) { |
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374 | System.err.println("Hoja '" + hFName + "' Inexistente"); |
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375 | |||
376 | return;
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377 | } |
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378 | |||
379 | if (dir.isDirectory()) {
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380 | } else {
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381 | if (!GeoRasterFile.fileIsSupported(hFName)) {
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382 | return;
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383 | } |
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384 | |||
385 | fName = hFName; |
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386 | System.out.println("Analizo '" + h.getName() + "' ..."); |
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387 | eFile = GeoRasterFile.openFile(null, fName);
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388 | contour = new PxContour(eFile.getExtent(), fName, h.getName(),
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389 | h.getProjection()); |
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390 | |||
391 | if (proj != h.getProjection()) {
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392 | ICoordTrans rp = null;
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393 | |||
394 | if (proj instanceof Projection) { |
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395 | rp = new ReProjection(((Projection) h.getProjection()),
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396 | ((Projection) proj)); |
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397 | } else if (proj instanceof CoordSys) { |
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398 | 6203 | nacho | /* rp = new CoordTrans((CoordSys) h.getProjection(),
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399 | (CoordSys) proj);*/
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400 | 2809 | nacho | } |
401 | |||
402 | contour.reProject(rp); |
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403 | } |
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404 | |||
405 | eFile.close(); |
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406 | contour.c(color); |
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407 | contour.fillColor(fillColor); |
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408 | layer.add(contour); |
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409 | } |
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410 | } |
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411 | |||
412 | public void generateMinuteoHoja(String hName, String name, IObjList layer, |
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413 | IObjList layer1) { |
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414 | GeoRasterFile eFile = null;
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415 | PxContour contour = null;
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416 | String fName = null; |
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417 | File dir = new File(hName); |
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418 | |||
419 | if (!hName.startsWith("ecwp:") && !dir.exists()) { |
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420 | System.err.println("Hoja '" + hName + "' Inexistente"); |
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421 | |||
422 | return;
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423 | } |
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424 | |||
425 | if (dir.isDirectory()) {
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426 | FilenameFilter filter = new FilenameFilter() { |
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427 | public boolean accept(File dir, String fName) { |
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428 | return GeoRasterFile.fileIsSupported(fName);
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429 | } |
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430 | }; |
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431 | |||
432 | String[] files = dir.list(filter); |
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433 | System.out.print(files.length + " ficheros."); |
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434 | |||
435 | if (files.length > 0) { |
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436 | Extent extent = new Extent();
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437 | |||
438 | for (int i = 0; i < files.length; i++) { |
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439 | fName = hName + "/" + files[i];
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440 | System.out.println("Analizo '" + fName + "' ..."); |
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441 | eFile = GeoRasterFile.openFile(null, fName);
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442 | contour = new PxContour(eFile.getExtent(), fName, files[i],
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443 | proj); |
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444 | eFile.close(); |
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445 | |||
446 | //contour = EcwFile.getContour(fName, files[i], proj);
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447 | layer1.add(contour); |
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448 | |||
449 | // mapview.loadECW(hName+"/"+fName);
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450 | extent.add(contour.getExtent()); |
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451 | } |
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452 | |||
453 | if (contour != null) { |
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454 | contour = new PxContour(extent, hName, name, proj);
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455 | contour.c(color); |
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456 | contour.fillColor(fillColor); |
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457 | layer.add(contour); |
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458 | } |
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459 | } |
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460 | } else {
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461 | if (!GeoRasterFile.fileIsSupported(hName)) {
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462 | return;
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463 | } |
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464 | |||
465 | fName = hName; |
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466 | System.out.println("Analizo '" + name + "' ..."); |
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467 | |||
468 | //contour = EcwFile.getContour(fName, name, proj);
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469 | eFile = GeoRasterFile.openFile(null, fName);
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470 | contour = new PxContour(eFile.getExtent(), fName, name, proj);
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471 | eFile.close(); |
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472 | contour.c(color); |
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473 | contour.fillColor(fillColor); |
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474 | layer.add(contour); |
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475 | |||
476 | // mapview.loadECW(hName+"/"+fName);
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477 | } |
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478 | } |
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479 | |||
480 | /**
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481 | * Devuelve los ficheros que incluye la hoja.
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482 | * @param hoja hoja que se busca.
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483 | * @return nombre(s) de fichero(s).
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484 | */
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485 | public ArrayList getFileNames(String hoja) { |
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486 | ArrayList fNames = new ArrayList(); |
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487 | |||
488 | if (!loadable) {
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489 | return null; |
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490 | } |
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491 | |||
492 | String fName = null; |
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493 | Object obj = hojas.get(hoja);
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494 | String hCode = null; |
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495 | String hDName = null; |
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496 | File dir = null; |
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497 | |||
498 | if (obj != null) { |
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499 | if (obj instanceof String) { |
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500 | hCode = (String) obj;
|
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501 | } else if (obj instanceof Hoja) { |
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502 | hCode = ((Hoja) obj).getCode(); |
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503 | } |
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504 | |||
505 | hDName = dName + "/" + hCode;
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506 | System.out.print("Explorando '" + hDName + "' (" + hoja + ") ... "); |
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507 | dir = new File(hDName); |
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508 | } |
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509 | |||
510 | if ((obj == null) || (!hDName.startsWith("ecwp:") && !dir.exists())) { |
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511 | System.err.println("Que dice que no existe"); |
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512 | |||
513 | return null; |
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514 | } |
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515 | |||
516 | String[] files; /* = dir.list(); |
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517 | /* if (children == null) {
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518 | // Either dir does not exist or is not a directory
|
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519 | } else {
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520 | for (int i=0; i<children.length; i++) {
|
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521 | // Get filename of file or directory
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522 | String filename = children[i];
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523 | }
|
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524 | } */
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525 | |||
526 | // It is also possible to filter the list of returned files.
|
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527 | // This example does not return any files that start with `.'.
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528 | if (dir.isDirectory()) {
|
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529 | FilenameFilter filter = new FilenameFilter() { |
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530 | public boolean accept(File dir, String fName) { |
||
531 | return GeoRasterFile.fileIsSupported(fName);
|
||
532 | } |
||
533 | }; |
||
534 | |||
535 | files = dir.list(filter); |
||
536 | System.out.print(files.length + " ficheros."); |
||
537 | |||
538 | if (files.length > 0) { |
||
539 | //PxLayer layer = app.createLayer(name+hoja, proj);
|
||
540 | for (int i = 0; i < files.length; i++) { |
||
541 | fName = files[i]; |
||
542 | System.out.println("Cargo ...'" + fName + "'"); |
||
543 | fNames.add(hDName + "/" + fName);
|
||
544 | |||
545 | //mapview.canvas.zoomExtents();
|
||
546 | //app.getCanvas().repaint();
|
||
547 | } |
||
548 | } |
||
549 | } else {
|
||
550 | //PxLayer layer = app.getLayerByName(name);
|
||
551 | //if (layer == null) {
|
||
552 | // layer = app.createLayer(name, proj);
|
||
553 | //}
|
||
554 | //app.setCurrentLayer(layer);
|
||
555 | fName = hDName; |
||
556 | |||
557 | if (!GeoRasterFile.fileIsSupported(fName)) {
|
||
558 | return null; |
||
559 | } |
||
560 | |||
561 | System.out.println("Cargo ...'" + fName + "'"); |
||
562 | fNames.add(fName); |
||
563 | |||
564 | //mapview.canvas.zoomExtents();
|
||
565 | //app.getCanvas().repaint();
|
||
566 | } |
||
567 | |||
568 | return fNames;
|
||
569 | } |
||
570 | |||
571 | public void loadHoja(CQApp app, String hoja) { |
||
572 | if (!loadable) {
|
||
573 | return;
|
||
574 | } |
||
575 | |||
576 | String fName = null; |
||
577 | Object obj = hojas.get(hoja);
|
||
578 | String hCode = null; |
||
579 | |||
580 | if (obj.getClass() == String.class) { |
||
581 | hCode = (String) obj;
|
||
582 | } else if (obj.getClass() == Hoja.class) { |
||
583 | hCode = ((Hoja) obj).getCode(); |
||
584 | } |
||
585 | |||
586 | String hDName = dName + "/" + hCode; |
||
587 | System.out.print("Explorando '" + hDName + "' (" + hoja + ") ... "); |
||
588 | |||
589 | File dir = new File(hDName); |
||
590 | |||
591 | if ((!hDName.startsWith("ecwp:") && !dir.exists()) || |
||
592 | (hojas.get(hoja) == null)) {
|
||
593 | System.err.println("Que dice que no existe"); |
||
594 | |||
595 | return;
|
||
596 | } |
||
597 | |||
598 | String[] files; /* = dir.list(); |
||
599 | /* if (children == null) {
|
||
600 | // Either dir does not exist or is not a directory
|
||
601 | } else {
|
||
602 | for (int i=0; i<children.length; i++) {
|
||
603 | // Get filename of file or directory
|
||
604 | String filename = children[i];
|
||
605 | }
|
||
606 | } */
|
||
607 | |||
608 | // It is also possible to filter the list of returned files.
|
||
609 | // This example does not return any files that start with `.'.
|
||
610 | if (dir.isDirectory()) {
|
||
611 | FilenameFilter filter = new FilenameFilter() { |
||
612 | public boolean accept(File dir, String fName) { |
||
613 | return GeoRasterFile.fileIsSupported(fName);
|
||
614 | } |
||
615 | }; |
||
616 | |||
617 | files = dir.list(filter); |
||
618 | System.out.print(files.length + " ficheros."); |
||
619 | |||
620 | if (files.length > 0) { |
||
621 | PxLayer layer = app.createLayer(name + hoja, proj); |
||
622 | |||
623 | for (int i = 0; i < files.length; i++) { |
||
624 | fName = files[i]; |
||
625 | System.out.println("Cargo ...'" + fName + "'"); |
||
626 | app.loadFile(hDName + "/" + fName, proj);
|
||
627 | |||
628 | //mapview.canvas.zoomExtents();
|
||
629 | app.getCanvas().repaint(); |
||
630 | } |
||
631 | } |
||
632 | } else {
|
||
633 | PxLayer layer = app.getLayerByName(name); |
||
634 | |||
635 | if (layer == null) { |
||
636 | layer = app.createLayer(name, proj); |
||
637 | } |
||
638 | |||
639 | app.setCurrentLayer(layer); |
||
640 | fName = hDName; |
||
641 | |||
642 | if (!GeoRasterFile.fileIsSupported(fName)) {
|
||
643 | return;
|
||
644 | } |
||
645 | |||
646 | System.out.println("Cargo ...'" + fName + "'"); |
||
647 | app.loadFile(fName, proj); |
||
648 | |||
649 | //mapview.canvas.zoomExtents();
|
||
650 | app.getCanvas().repaint(); |
||
651 | } |
||
652 | } |
||
653 | 2 | luisw | } |