svn-gvsig-desktop / trunk / org.gvsig.desktop / org.gvsig.desktop.library / org.gvsig.symbology / org.gvsig.symbology.swing / org.gvsig.symbology.swing.api / src / main / java / org / gvsig / app / gui / styling / StyleSelectorListModel.java @ 46589
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1 | 40560 | jjdelcerro | /**
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2 | * gvSIG. Desktop Geographic Information System.
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3 | 40435 | jjdelcerro | *
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4 | 40560 | jjdelcerro | * Copyright (C) 2007-2013 gvSIG Association.
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5 | 40435 | jjdelcerro | *
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6 | * This program is free software; you can redistribute it and/or
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7 | * modify it under the terms of the GNU General Public License
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8 | 40560 | jjdelcerro | * as published by the Free Software Foundation; either version 3
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9 | 40435 | jjdelcerro | * of the License, or (at your option) any later version.
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10 | *
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11 | * This program is distributed in the hope that it will be useful,
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12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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14 | * GNU General Public License for more details.
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15 | *
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16 | * You should have received a copy of the GNU General Public License
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17 | * along with this program; if not, write to the Free Software
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18 | 40560 | jjdelcerro | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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19 | * MA 02110-1301, USA.
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20 | 40435 | jjdelcerro | *
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21 | 40560 | jjdelcerro | * For any additional information, do not hesitate to contact us
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22 | * at info AT gvsig.com, or visit our website www.gvsig.com.
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23 | 40435 | jjdelcerro | */
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24 | /* CVS MESSAGES:
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25 | *
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26 | * $Id: StyleSelectorListModel.java 30011 2009-07-17 11:07:14Z cordinyana $
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27 | * $Log$
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28 | * Revision 1.5 2007-08-14 11:10:20 jvidal
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29 | * javadoc updated
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30 | *
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31 | * Revision 1.4 2007/08/07 11:21:42 jvidal
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32 | * javadoc
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33 | *
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34 | * Revision 1.3 2007/05/08 15:44:07 jaume
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35 | * *** empty log message ***
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36 | *
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37 | * Revision 1.2 2007/04/04 16:01:14 jaume
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38 | * *** empty log message ***
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39 | *
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40 | * Revision 1.2 2007/03/09 11:25:00 jaume
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41 | * Advanced symbology (start committing)
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42 | *
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43 | * Revision 1.1.2.4 2007/02/21 07:35:14 jaume
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44 | * *** empty log message ***
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45 | *
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46 | * Revision 1.1.2.3 2007/02/08 15:43:04 jaume
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47 | * some bug fixes in the editor and removed unnecessary imports
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48 | *
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49 | * Revision 1.1.2.2 2007/01/30 18:10:10 jaume
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50 | * start commiting labeling stuff
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51 | *
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52 | * Revision 1.1.2.1 2007/01/26 13:49:03 jaume
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53 | * *** empty log message ***
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54 | *
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55 | *
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56 | */
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57 | package org.gvsig.app.gui.styling; |
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58 | |||
59 | import java.io.File; |
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60 | 40688 | jldominguez | import java.io.FileFilter; |
61 | import java.io.FileInputStream; |
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62 | 40435 | jjdelcerro | import java.io.FileNotFoundException; |
63 | import java.io.FileReader; |
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64 | 40688 | jldominguez | import java.io.IOException; |
65 | 40435 | jjdelcerro | import java.util.Comparator; |
66 | import java.util.TreeSet; |
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67 | import java.util.Vector; |
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68 | |||
69 | 40688 | jldominguez | import javax.swing.event.ListDataListener; |
70 | |||
71 | 40435 | jjdelcerro | import org.exolab.castor.xml.MarshalException; |
72 | import org.exolab.castor.xml.ValidationException; |
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73 | import org.gvsig.andami.messages.NotificationManager; |
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74 | 40688 | jldominguez | import org.gvsig.fmap.mapcontext.rendering.symbols.ISymbol; |
75 | import org.gvsig.fmap.mapcontext.rendering.symbols.SymbolException; |
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76 | import org.gvsig.fmap.mapcontext.rendering.symbols.impl.LoadSymbolException; |
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77 | 40435 | jjdelcerro | import org.gvsig.fmap.mapcontext.rendering.symbols.styles.IStyle; |
78 | 40688 | jldominguez | import org.gvsig.tools.ToolsLocator; |
79 | import org.gvsig.tools.persistence.PersistenceManager; |
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80 | import org.gvsig.tools.persistence.PersistentState; |
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81 | import org.gvsig.tools.persistence.exception.PersistenceException; |
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82 | 40435 | jjdelcerro | import org.gvsig.utils.XMLEntity; |
83 | 40688 | jldominguez | import org.gvsig.utils.listManager.ListModel; |
84 | 40435 | jjdelcerro | import org.gvsig.utils.xmlEntity.generate.XmlTag; |
85 | 40688 | jldominguez | import org.slf4j.Logger; |
86 | import org.slf4j.LoggerFactory; |
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87 | 40435 | jjdelcerro | |
88 | |||
89 | /**
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90 | * Implements a list to select styles.This list
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91 | * has the property that allows the user to stablish a filter to accept or reject
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92 | * elements for it from a directory which is also specified when the StyleSelectorModel
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93 | * is created.
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94 | *
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95 | *
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96 | */
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97 | 40688 | jldominguez | public class StyleSelectorListModel implements ListModel { |
98 | 40435 | jjdelcerro | |
99 | 40688 | jldominguez | private static Logger logger = LoggerFactory.getLogger( |
100 | StyleSelectorListModel.class); |
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101 | |||
102 | public static final String STYLE_FILE_EXTENSION = ".gvssty"; |
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103 | 40435 | jjdelcerro | |
104 | 40688 | jldominguez | protected Vector<IStyle> elements = null; |
105 | protected File folder = null; |
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106 | protected FileFilter fFilter = null; |
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107 | protected SelectorFilter sFilter = null; |
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108 | protected String fileExt = ""; |
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109 | |||
110 | 40435 | jjdelcerro | /**
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111 | * <p>
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112 | * Creates a new instance of the model for the list in the Style Selector window
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113 | * where the styles are stored in the <b>dir</b> (root directory) param.<br>
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114 | * </p>
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115 | * <p>The <b>currentElement</b> defines which element is pre-selected.<br></p>
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116 | * <p>The <b>filter</b> is a user defined filter used to know which elements in
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117 | * the folder are accepted or rejected for this list and it is used to avoid
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118 | * mixing marker styles for polygons for example.<br></p>
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119 | * <p><b>fileExtension</b> param defines the extension of the file to be parsed. This
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120 | * is like that to enable inheritance of this class to other file selector such
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121 | * as StyleSelector.
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122 | *
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123 | * @param dir, the root dir where styles are located.
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124 | * @param currentElemet, the element to be pre-selected.
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125 | * @param filter, the filter used to show or hide some elements.
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126 | * @param fileExtension, file extension used for the files to be parsed.
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127 | */
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128 | 40688 | jldominguez | public StyleSelectorListModel(
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129 | File dir,
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130 | SelectorFilter filter, |
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131 | String fileExtension) {
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132 | |||
133 | fileExt = fileExtension.toLowerCase(); |
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134 | folder = dir; |
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135 | sFilter = filter; |
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136 | fFilter = new FileFilter() { |
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137 | public boolean accept(File pathname) { |
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138 | if (!pathname.isFile()) {
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139 | return false; |
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140 | } else {
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141 | return pathname.getAbsolutePath().toLowerCase().endsWith(
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142 | StyleSelectorListModel.this.fileExt); |
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143 | } |
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144 | } |
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145 | }; |
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146 | 40435 | jjdelcerro | } |
147 | |||
148 | 40688 | jldominguez | |
149 | |||
150 | |||
151 | |||
152 | 40435 | jjdelcerro | /**
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153 | * TODO: use the new Persistence API.
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154 | */
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155 | 40688 | jldominguez | public Vector<IStyle> getObjects() { |
156 | |||
157 | if (elements == null) { |
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158 | |||
159 | elements = new Vector(); |
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160 | File[] ff = folder.listFiles(fFilter); |
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161 | for (int i = 0; i < ff.length; i++) { |
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162 | |||
163 | try {
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164 | IStyle sty = this.loadStyle(ff[i]);
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165 | if (sFilter.accepts(sty)) {
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166 | add(sty); |
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167 | } |
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168 | |||
169 | } catch (Exception e) { |
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170 | NotificationManager. |
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171 | addWarning("Error in file ["+ff[i].getAbsolutePath()+"]. ", e); |
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172 | } |
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173 | |||
174 | } |
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175 | } |
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176 | return elements;
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177 | 40435 | jjdelcerro | } |
178 | |||
179 | |||
180 | public void add(Object o) { |
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181 | TreeSet map = new TreeSet(new Comparator() { |
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182 | |||
183 | public int compare(Object o1, Object o2) { |
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184 | |||
185 | IStyle sym1 = (IStyle) o1; |
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186 | IStyle sym2 = (IStyle) o2; |
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187 | if (sym1.getDescription() == null && sym2.getDescription() != null) return -1; |
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188 | if (sym1.getDescription() != null && sym2.getDescription() == null) return 1; |
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189 | if (sym1.getDescription() == null && sym2.getDescription() == null) return 1; |
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190 | |||
191 | int result = sym1.getDescription().compareTo(sym2.getDescription());
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192 | return (result!=0) ? result: 1; /* this will allow adding symbols with |
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193 | the same value for description than
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194 | a previous one. */
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195 | } |
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196 | |||
197 | }); |
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198 | |||
199 | map.addAll(elements); |
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200 | map.add(o); |
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201 | elements = new Vector(map); |
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202 | |||
203 | } |
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204 | 40688 | jldominguez | |
205 | public int getSize() { |
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206 | return getObjects().size();
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207 | } |
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208 | |||
209 | public Object getElementAt(int index) { |
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210 | return getObjects().get(index);
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211 | } |
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212 | |||
213 | |||
214 | public void addListDataListener(ListDataListener l) { |
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215 | // TODO Auto-generated method stub
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216 | |||
217 | } |
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218 | |||
219 | public void removeListDataListener(ListDataListener l) { |
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220 | // TODO Auto-generated method stub
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221 | |||
222 | } |
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223 | |||
224 | public Object remove(int i) throws ArrayIndexOutOfBoundsException { |
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225 | return elements.remove(i);
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226 | } |
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227 | |||
228 | public void insertAt(int i, Object o) { |
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229 | getObjects().insertElementAt((IStyle) o, i); |
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230 | } |
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231 | |||
232 | // =========================================================
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233 | |||
234 | private IStyle loadStyle(File file) throws Exception { |
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235 | if (file.exists()) {
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236 | FileInputStream fis = new FileInputStream(file); |
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237 | |||
238 | PersistenceManager persistenceManager = ToolsLocator |
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239 | .getPersistenceManager(); |
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240 | |||
241 | PersistentState state = persistenceManager.loadState(fis); |
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242 | IStyle sty = (IStyle) persistenceManager.create(state); |
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243 | fis.close(); |
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244 | |||
245 | return sty;
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246 | } else {
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247 | return null; |
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248 | } |
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249 | |||
250 | } |
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251 | 40435 | jjdelcerro | } |