svn-gvsig-desktop / tags / v2_0_0_Build_2021 / extensions / org.gvsig.symbology / src / main / java / org / gvsig / symbology / fmap / mapcontext / rendering / legend / styling / DefaultLabelingMethod.java @ 34111
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1 | 30010 | cordinyana | /* gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana
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2 | *
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3 | * Copyright (C) 2005 IVER T.I. and Generalitat Valenciana.
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4 | *
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5 | * This program is free software; you can redistribute it and/or
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6 | * modify it under the terms of the GNU General Public License
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7 | * as published by the Free Software Foundation; either version 2
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8 | * of the License, or (at your option) any later version.
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9 | *
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10 | * This program is distributed in the hope that it will be useful,
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11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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13 | * GNU General Public License for more details.
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14 | *
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15 | * You should have received a copy of the GNU General Public License
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16 | * along with this program; if not, write to the Free Software
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17 | * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,USA.
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18 | *
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19 | * For more information, contact:
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20 | *
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21 | * Generalitat Valenciana
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22 | * Conselleria d'Infraestructures i Transport
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23 | * Av. Blasco Ib??ez, 50
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24 | * 46010 VALENCIA
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25 | * SPAIN
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26 | *
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27 | * +34 963862235
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28 | * gvsig@gva.es
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29 | * www.gvsig.gva.es
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30 | *
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31 | * or
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32 | *
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33 | * IVER T.I. S.A
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34 | * Salamanca 50
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35 | * 46005 Valencia
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36 | * Spain
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37 | *
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38 | * +34 963163400
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39 | * dac@iver.es
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40 | */
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41 | |||
42 | /* CVS MESSAGES:
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43 | *
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44 | * $Id: DefaultLabelingMethod.java 10815 2007-03-20 16:16:20Z jaume $
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45 | * $Log$
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46 | * Revision 1.1 2007-03-20 16:16:20 jaume
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47 | * refactored to use ISymbol instead of FSymbol
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48 | *
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49 | * Revision 1.2 2007/03/09 08:33:43 jaume
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50 | * *** empty log message ***
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51 | *
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52 | * Revision 1.1.2.2 2007/02/01 11:42:47 jaume
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53 | * *** empty log message ***
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54 | *
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55 | * Revision 1.1.2.1 2007/01/30 18:10:45 jaume
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56 | * start commiting labeling stuff
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57 | *
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58 | *
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59 | */
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60 | package org.gvsig.symbology.fmap.mapcontext.rendering.legend.styling; |
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61 | |||
62 | import org.gvsig.fmap.dal.exception.DataException; |
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63 | import org.gvsig.fmap.dal.feature.FeatureQuery; |
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64 | import org.gvsig.fmap.dal.feature.FeatureSet; |
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65 | import org.gvsig.fmap.dal.feature.FeatureStore; |
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66 | import org.gvsig.fmap.mapcontext.ViewPort; |
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67 | import org.gvsig.fmap.mapcontext.layers.vectorial.FLyrVect; |
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68 | import org.gvsig.fmap.mapcontext.rendering.legend.styling.ILabelClass; |
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69 | import org.gvsig.fmap.mapcontext.rendering.legend.styling.ILabelingMethod; |
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70 | 31513 | cordinyana | import org.gvsig.tools.ToolsLocator; |
71 | 32880 | jjdelcerro | import org.gvsig.tools.dynobject.DynStruct; |
72 | import org.gvsig.tools.persistence.PersistenceManager; |
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73 | 30287 | jpiera | import org.gvsig.tools.persistence.PersistentState; |
74 | 32880 | jjdelcerro | import org.gvsig.tools.persistence.exception.PersistenceException; |
75 | 33619 | jjdelcerro | import org.gvsig.tools.util.Callable; |
76 | 30010 | cordinyana | |
77 | public class DefaultLabelingMethod implements ILabelingMethod { |
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78 | |||
79 | |||
80 | 31513 | cordinyana | private static final String FIELD_DEFAULT_LABEL = "defaultLabel"; |
81 | 33619 | jjdelcerro | private static final String DEFAULT_LABELING_METHOD_PERSISTENCE_DEFINITION_NAME = |
82 | 31513 | cordinyana | "DefaultLabelingMethod";
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83 | 30010 | cordinyana | private ILabelClass defaultLabel;
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84 | |||
85 | 31513 | cordinyana | /**
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86 | * Empty constructor for persistence.
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87 | */
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88 | public DefaultLabelingMethod() {
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89 | // Nothing to do
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90 | } |
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91 | 30010 | cordinyana | |
92 | public DefaultLabelingMethod(LabelClass defaultLabel) {
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93 | this();
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94 | this.defaultLabel = defaultLabel;
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95 | } |
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96 | |||
97 | |||
98 | public void addLabelClass(ILabelClass lbl) { |
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99 | defaultLabel = lbl; |
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100 | } |
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101 | |||
102 | |||
103 | public void deleteLabelClass(ILabelClass lbl) { |
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104 | // does nothing
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105 | } |
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106 | |||
107 | public String getClassName() { |
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108 | return getClass().getName();
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109 | } |
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110 | |||
111 | public boolean allowsMultipleClass() { |
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112 | return false; |
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113 | } |
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114 | |||
115 | public void renameLabelClass(ILabelClass lbl, String newName) { |
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116 | // does nothing
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117 | } |
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118 | |||
119 | |||
120 | public FeatureSet getFeatureIteratorByLabelClass(FLyrVect layer, ILabelClass lc, ViewPort viewPort, String[] usedFields) |
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121 | throws DataException {
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122 | FeatureStore featureStore=layer.getFeatureStore(); |
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123 | FeatureQuery featureQuery=featureStore.createFeatureQuery(); |
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124 | featureQuery.setAttributeNames(usedFields); |
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125 | return (FeatureSet)featureStore.getFeatureSet(featureQuery);
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126 | // layer.getSource().getFeatureIterator(
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127 | // viewPort.getAdjustedExtent(), usedFields,
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128 | // layer.getProjection(), true);
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129 | } |
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130 | |||
131 | public boolean definesPriorities() { |
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132 | return false; |
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133 | } |
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134 | |||
135 | public void setDefinesPriorities(boolean flag) { |
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136 | /* nothing, since only one label class is suported */
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137 | } |
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138 | public ILabelClass getLabelClassByName(String labelName) { |
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139 | return defaultLabel;
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140 | } |
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141 | |||
142 | public void clearAllClasses() { |
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143 | defaultLabel = null;
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144 | } |
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145 | |||
146 | public ILabelClass[] getLabelClasses() { |
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147 | return defaultLabel == null ? new ILabelClass[0] : new ILabelClass[] { defaultLabel }; |
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148 | } |
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149 | |||
150 | public ILabelingMethod cloneMethod() {
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151 | 30287 | jpiera | //XMLENTITY-UPDATED
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152 | // if (defaultLabel !=null)
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153 | // try {
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154 | // return new DefaultLabelingMethod(LabelingFactory.createLabelClassFromXML(defaultLabel.getXMLEntity()));
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155 | // } catch (XMLException e) {
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156 | // // TODO Auto-generated catch block
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157 | // e.printStackTrace();
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158 | // }
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159 | 30010 | cordinyana | return new DefaultLabelingMethod(); |
160 | } |
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161 | 30287 | jpiera | |
162 | /* (non-Javadoc)
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163 | * @see org.gvsig.tools.persistence.Persistent#loadFromState(org.gvsig.tools.persistence.PersistentState)
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164 | */
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165 | public void loadFromState(PersistentState state) |
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166 | throws PersistenceException {
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167 | 31513 | cordinyana | defaultLabel = (ILabelClass) state.get(FIELD_DEFAULT_LABEL); |
168 | 30287 | jpiera | } |
169 | |||
170 | /* (non-Javadoc)
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171 | * @see org.gvsig.tools.persistence.Persistent#saveToState(org.gvsig.tools.persistence.PersistentState)
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172 | */
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173 | public void saveToState(PersistentState state) throws PersistenceException { |
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174 | 31513 | cordinyana | state.set(FIELD_DEFAULT_LABEL, defaultLabel); |
175 | 30287 | jpiera | } |
176 | 31513 | cordinyana | |
177 | 33619 | jjdelcerro | public static class RegisterPersistence implements Callable { |
178 | |||
179 | public Object call() throws Exception { |
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180 | PersistenceManager manager = ToolsLocator.getPersistenceManager(); |
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181 | if( manager.getDefinition(DEFAULT_LABELING_METHOD_PERSISTENCE_DEFINITION_NAME)==null ) { |
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182 | DynStruct definition = manager.addDefinition( |
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183 | DefaultLabelingMethod.class, |
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184 | DEFAULT_LABELING_METHOD_PERSISTENCE_DEFINITION_NAME, |
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185 | DEFAULT_LABELING_METHOD_PERSISTENCE_DEFINITION_NAME+" Persistence definition",
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186 | null,
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187 | null
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188 | ); |
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189 | |||
190 | 33681 | fdiaz | definition.addDynFieldObject(FIELD_DEFAULT_LABEL).setMandatory(false).setClassOfValue(ILabelClass.class);
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191 | 33619 | jjdelcerro | } |
192 | return Boolean.TRUE; |
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193 | } |
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194 | 32880 | jjdelcerro | |
195 | 31513 | cordinyana | } |
196 | 33619 | jjdelcerro | |
197 | |||
198 | |||
199 | 30010 | cordinyana | } |