svn-gvsig-desktop / branches / v2_0_0_prep / libraries / libFMap_mapcontext / src / org / gvsig / fmap / mapcontext / rendering / legend / AbstractClassifiedVectorLegend.java @ 23750
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1 | 21200 | vcaballero | /* gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana
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2 | *
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3 | * Copyright (C) 2004 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 | package org.gvsig.fmap.mapcontext.rendering.legend; |
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42 | |||
43 | import org.gvsig.fmap.mapcontext.rendering.legend.events.LegendClearEvent; |
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44 | |||
45 | |||
46 | |||
47 | /**
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48 | * Abstract class that implements the interface for legends composed by
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49 | * classified symbols.It will have two methods that will be executed
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50 | * depending on the action that had been done with the legend (addition
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51 | * of a new symbol or clear the legend).
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52 | *
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53 | * @author pepe vidal salvador - jose.vidal.salvador@iver.es
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54 | */
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55 | public abstract class AbstractClassifiedVectorLegend extends AbstractLegend implements IClassifiedVectorLegend { |
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56 | private String[] fieldNames; |
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57 | 21298 | vcaballero | private String[] fieldTypes; |
58 | 21200 | vcaballero | private ZSort zSort;
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59 | |||
60 | /**
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61 | * Looks for a change in a classified symbol of a legend. To perform
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62 | * it, the Array of LegendListeners is scaned and when the corresponding
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63 | * listener is true, the method is invoked and the change will be done.
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64 | * @param event
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65 | */
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66 | public void fireClassifiedSymbolChangeEvent(SymbolLegendEvent event) { |
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67 | for (int i = 0; i < getListeners().length; i++) { |
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68 | getListeners()[i].symbolChanged(event); |
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69 | } |
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70 | } |
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71 | /**
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72 | * Looks for a change in a legend of classified symbols. In this case
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73 | * if the specific legend is cleared.
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74 | * @param event
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75 | */
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76 | public void fireLegendClearEvent(LegendClearEvent event) { |
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77 | for (int i = 0; i < getListeners().length; i++) { |
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78 | getListeners()[i].legendCleared(event); |
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79 | } |
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80 | } |
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81 | |||
82 | public String[] getClassifyingFieldNames() { |
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83 | return fieldNames;
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84 | } |
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85 | |||
86 | |||
87 | public void setClassifyingFieldNames(String[] fieldNames) { |
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88 | this.fieldNames = fieldNames;
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89 | } |
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90 | |||
91 | 21298 | vcaballero | public String[] getClassifyingFieldTypes() { |
92 | 21200 | vcaballero | return fieldTypes;
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93 | } |
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94 | |||
95 | 21298 | vcaballero | public void setClassifyingFieldTypes(String[] fieldTypes) { |
96 | 21200 | vcaballero | this.fieldTypes = fieldTypes;
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97 | } |
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98 | |||
99 | public ZSort getZSort() {
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100 | return zSort;
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101 | } |
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102 | |||
103 | public void setZSort(ZSort zSort) { |
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104 | if (zSort == null) { |
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105 | removeLegendListener(this.zSort);
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106 | } |
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107 | this.zSort = zSort;
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108 | addLegendListener(zSort); |
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109 | } |
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110 | |||
111 | |||
112 | public boolean isSuitableForShapeType(int shapeType) { |
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113 | return getShapeType() == shapeType;
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114 | } |
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115 | } |