svn-gvsig-desktop / trunk / org.gvsig.desktop / org.gvsig.desktop.library / org.gvsig.symbology / org.gvsig.symbology.lib / org.gvsig.symbology.lib.impl / src / main / java / org / gvsig / symbology / fmap / mapcontext / rendering / legend / impl / VectorialIntervalLegend.java @ 40560
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1 | 40560 | jjdelcerro | /**
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2 | * gvSIG. Desktop Geographic Information System.
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3 | 40435 | jjdelcerro | *
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4 | 40560 | jjdelcerro | * Copyright (C) 2007-2013 gvSIG Association.
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5 | *
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6 | 40435 | jjdelcerro | * 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 | 40560 | jjdelcerro | *
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11 | 40435 | jjdelcerro | * 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 | 40560 | jjdelcerro | *
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16 | 40435 | jjdelcerro | * 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 | 40435 | jjdelcerro | * MA 02110-1301, USA.
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20 | 40560 | jjdelcerro | *
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21 | * For any additional information, do not hesitate to contact us
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22 | * at info AT gvsig.com, or visit our website www.gvsig.com.
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23 | 40435 | jjdelcerro | */
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24 | package org.gvsig.symbology.fmap.mapcontext.rendering.legend.impl; |
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25 | |||
26 | import java.awt.Color; |
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27 | |||
28 | import org.gvsig.fmap.mapcontext.MapContextLocator; |
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29 | import org.gvsig.fmap.mapcontext.MapContextManager; |
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30 | import org.gvsig.fmap.mapcontext.rendering.legend.IInterval; |
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31 | import org.gvsig.fmap.mapcontext.rendering.legend.IVectorialIntervalLegend; |
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32 | import org.gvsig.tools.ToolsLocator; |
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33 | import org.gvsig.tools.dynobject.DynStruct; |
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34 | import org.gvsig.tools.persistence.PersistenceManager; |
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35 | import org.gvsig.tools.persistence.PersistentState; |
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36 | import org.gvsig.tools.persistence.exception.PersistenceException; |
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37 | import org.gvsig.tools.util.Callable; |
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38 | |||
39 | /**
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40 | * <p>
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41 | * VectorialIntervalLegend (which should be better called GraduatedColorLegend)
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42 | * is a legend that allows to classify ranges of values using a color gradient
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43 | * based on a value.<b>
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44 | * </p>
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45 | * <p>
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46 | * The color gradient will be calculated according the starting color, the
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47 | * ending color and the amount of intervals.
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48 | * </p>
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49 | *
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50 | * @author Vicente Caballero Navarro
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51 | * @author 2009- <a href="cordinyana@gvsig.org">C?sar Ordi?ana</a> - gvSIG team
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52 | */
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53 | public class VectorialIntervalLegend extends AbstractIntervalLegend { |
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54 | // final static private Logger LOG = LoggerFactory.getLogger(VectorialIntervalLegend.class);
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55 | |||
56 | public static final String VECTORIAL_INTERVAL_LEGEND_PERSISTENCE_DEFINITION_NAME = |
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57 | "VectorialIntervalLegend";
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58 | |||
59 | private static final String FIELD_START_COLOR = "startColor"; |
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60 | private static final String FIELD_END_COLOR = "endColor"; |
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61 | |||
62 | private int shapeType; |
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63 | private Color startColor = Color.red; |
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64 | private Color endColor = Color.blue; |
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65 | |||
66 | /**
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67 | * Constructor method
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68 | */
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69 | public VectorialIntervalLegend() {
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70 | super();
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71 | } |
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72 | |||
73 | /**
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74 | * Constructor method
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75 | *
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76 | * @param type type of the shape.
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77 | */
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78 | public VectorialIntervalLegend(int type) { |
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79 | super();
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80 | setShapeType(type); |
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81 | } |
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82 | |||
83 | /**
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84 | * Returns the final color
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85 | * @return Color final color.
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86 | * @uml.property name="endColor"
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87 | */
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88 | public Color getEndColor() { |
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89 | return endColor;
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90 | } |
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91 | |||
92 | /**
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93 | * Inserts the final color.
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94 | * @param endColor final color.
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95 | * @uml.property name="endColor"
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96 | */
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97 | public void setEndColor(Color endColor) { |
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98 | this.endColor = endColor;
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99 | } |
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100 | |||
101 | /**
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102 | * Returns the initial color.
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103 | * @return Color initial color.
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104 | * @uml.property name="startColor"
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105 | */
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106 | public Color getStartColor() { |
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107 | return startColor;
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108 | } |
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109 | |||
110 | /**
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111 | * Inserts the initial color
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112 | * @param startColor initial color.
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113 | * @uml.property name="startColor"
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114 | */
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115 | public void setStartColor(Color startColor) { |
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116 | this.startColor = startColor;
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117 | } |
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118 | |||
119 | public int getShapeType() { |
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120 | return shapeType;
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121 | } |
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122 | |||
123 | public void setShapeType(int shapeType) { |
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124 | if (this.shapeType != shapeType) { |
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125 | if(defaultSymbol==null || defaultSymbol.getSymbolType()!=shapeType){ |
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126 | setDefaultSymbol(getSymbolManager().createSymbol(shapeType)); |
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127 | } |
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128 | this.shapeType = shapeType;
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129 | } |
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130 | } |
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131 | |||
132 | |||
133 | public String getClassName() { |
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134 | return getClass().getName();
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135 | } |
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136 | |||
137 | public Object clone() throws CloneNotSupportedException { |
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138 | VectorialIntervalLegend clone = (VectorialIntervalLegend) super.clone();
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139 | |||
140 | // Nothing to clone, as Color objects are inmutable, keep the original
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141 | // references.
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142 | |||
143 | return clone;
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144 | } |
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145 | |||
146 | public IInterval createInterval(double min, double max) { |
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147 | return new FInterval(min, max); |
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148 | } |
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149 | |||
150 | public void loadFromState(PersistentState state) |
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151 | throws PersistenceException {
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152 | // Set parent properties
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153 | super.loadFromState(state);
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154 | // Set own properties
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155 | setStartColor((Color) state.get(FIELD_START_COLOR));
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156 | setEndColor((Color) state.get(FIELD_END_COLOR));
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157 | } |
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158 | |||
159 | public void saveToState(PersistentState state) throws PersistenceException { |
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160 | // Save parent properties
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161 | super.saveToState(state);
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162 | // Save own properties
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163 | state.set(FIELD_START_COLOR, getStartColor()); |
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164 | state.set(FIELD_END_COLOR, getEndColor()); |
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165 | } |
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166 | |||
167 | public static class RegisterPersistence implements Callable { |
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168 | |||
169 | public Object call() throws Exception { |
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170 | PersistenceManager manager = ToolsLocator.getPersistenceManager(); |
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171 | if( manager.getDefinition(VECTORIAL_INTERVAL_LEGEND_PERSISTENCE_DEFINITION_NAME)==null ) { |
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172 | DynStruct definition = manager.addDefinition( |
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173 | VectorialIntervalLegend.class, |
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174 | VECTORIAL_INTERVAL_LEGEND_PERSISTENCE_DEFINITION_NAME, |
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175 | VECTORIAL_INTERVAL_LEGEND_PERSISTENCE_DEFINITION_NAME+" Persistence definition",
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176 | null,
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177 | null
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178 | ); |
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179 | |||
180 | // Extend the Interval Legend base definition
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181 | definition.extend(manager.getDefinition(INTERVAL_LEGEND_PERSISTENCE_DEFINITION_NAME)); |
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182 | |||
183 | // Start color
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184 | definition.addDynFieldObject(FIELD_START_COLOR) |
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185 | .setClassOfValue(Color.class)
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186 | .setMandatory(true)
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187 | .setDescription("Start color");
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188 | // End color
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189 | definition.addDynFieldObject(FIELD_END_COLOR) |
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190 | .setClassOfValue(Color.class)
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191 | .setMandatory(true)
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192 | .setDescription("End color");
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193 | } |
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194 | return Boolean.TRUE; |
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195 | } |
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196 | |||
197 | } |
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198 | |||
199 | public static class RegisterLegend implements Callable { |
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200 | |||
201 | public Object call() throws Exception { |
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202 | MapContextManager manager = MapContextLocator.getMapContextManager(); |
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203 | |||
204 | manager.registerLegend(IVectorialIntervalLegend.LEGEND_NAME, |
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205 | VectorialIntervalLegend.class); |
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206 | |||
207 | return Boolean.TRUE; |
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208 | } |
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209 | |||
210 | } |
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211 | |||
212 | |||
213 | } |