root / branches / v2_0_0_prep / libraries / libFMap_controls / src / org / gvsig / fmap / mapcontrol / tools / PolygonSelectionListener.java @ 38564
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1 | 21203 | 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.mapcontrol.tools; |
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42 | |||
43 | import java.awt.Image; |
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44 | |||
45 | 38564 | jjdelcerro | import org.gvsig.fmap.IconThemeHelper; |
46 | 24689 | vcaballero | import org.gvsig.fmap.dal.exception.DataException; |
47 | import org.gvsig.fmap.dal.feature.FeatureSelection; |
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48 | import org.gvsig.fmap.dal.feature.FeatureSet; |
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49 | 26904 | jpiera | import org.gvsig.fmap.dal.feature.exception.CreateGeometryException; |
50 | import org.gvsig.fmap.geom.Geometry.SUBTYPES; |
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51 | import org.gvsig.fmap.geom.Geometry.TYPES; |
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52 | 38564 | jjdelcerro | import org.gvsig.fmap.geom.GeometryLocator; |
53 | import org.gvsig.fmap.geom.GeometryManager; |
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54 | 21203 | vcaballero | import org.gvsig.fmap.geom.primitive.GeneralPathX; |
55 | 26904 | jpiera | import org.gvsig.fmap.geom.primitive.Surface; |
56 | 21203 | vcaballero | import org.gvsig.fmap.mapcontext.layers.FLayer; |
57 | import org.gvsig.fmap.mapcontext.layers.vectorial.FLyrVect; |
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58 | import org.gvsig.fmap.mapcontrol.MapControl; |
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59 | import org.gvsig.fmap.mapcontrol.tools.Events.MeasureEvent; |
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60 | import org.gvsig.fmap.mapcontrol.tools.Listeners.PolylineListener; |
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61 | 31284 | cordinyana | import org.gvsig.tools.dispose.DisposeUtils; |
62 | 27411 | jpiera | import org.slf4j.Logger; |
63 | import org.slf4j.LoggerFactory; |
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64 | 21203 | vcaballero | |
65 | /**
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66 | * <p>Listener that selects all features of the active and vector layers which intersect with the defined
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67 | * polygon area in the associated {@link MapControl MapControl} object.</p>
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68 | *
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69 | * <p>The selection will be produced after user finishes the creation of the polyline.</p>
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70 | *
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71 | * @author Vicente Caballero Navarro
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72 | */
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73 | public class PolygonSelectionListener implements PolylineListener { |
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74 | 27411 | jpiera | private static final GeometryManager geomManager = GeometryLocator.getGeometryManager(); |
75 | private static final Logger logger = LoggerFactory.getLogger(PolygonSelectionListener.class); |
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76 | 21203 | vcaballero | /**
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77 | * The image to display when the cursor is active.
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78 | */
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79 | 38564 | jjdelcerro | // private final Image img = PluginServices.getIconTheme().get("cursor-select-by-polygon").getImage();
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80 | 36684 | jpiera | |
81 | 21203 | vcaballero | /**
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82 | * The cursor used to work with this tool listener.
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83 | *
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84 | * @see #getCursor()
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85 | */
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86 | private MapControl mapCtrl;
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87 | |||
88 | /**
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89 | * <p>Creates a new <code>PolygonSelectionListener</code> object.</p>
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90 | *
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91 | * @param mc the <code>MapControl</code> where is drawn the polyline
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92 | */
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93 | public PolygonSelectionListener(MapControl mc) {
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94 | this.mapCtrl = mc;
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95 | } |
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96 | |||
97 | /*
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98 | * (non-Javadoc)
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99 | 23645 | vcaballero | * @see com.iver.cit.gvsig.fmap.tools.Listeners.ToolListener#getImageCursor()
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100 | 21203 | vcaballero | */
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101 | 23645 | vcaballero | public Image getImageCursor() { |
102 | 38564 | jjdelcerro | return IconThemeHelper.getImage("cursor-select-by-polygon"); |
103 | 21203 | vcaballero | } |
104 | |||
105 | /*
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106 | * (non-Javadoc)
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107 | * @see com.iver.cit.gvsig.fmap.tools.Listeners.ToolListener#cancelDrawing()
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108 | */
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109 | public boolean cancelDrawing() { |
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110 | return false; |
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111 | } |
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112 | |||
113 | /*
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114 | * (non-Javadoc)
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115 | * @see com.iver.cit.gvsig.fmap.tools.Listeners.PolylineListener#points(com.iver.cit.gvsig.fmap.tools.Events.MeasureEvent)
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116 | */
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117 | public void points(MeasureEvent event) throws BehaviorException { |
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118 | // TODO Auto-generated method stub
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119 | |||
120 | } |
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121 | |||
122 | /*
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123 | * (non-Javadoc)
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124 | * @see com.iver.cit.gvsig.fmap.tools.Listeners.PolylineListener#points(com.iver.cit.gvsig.fmap.tools.Events.MeasureEvent)
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125 | */
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126 | public void pointFixed(MeasureEvent event) throws BehaviorException { |
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127 | // TODO Auto-generated method stub
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128 | |||
129 | } |
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130 | |||
131 | /*
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132 | * (non-Javadoc)
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133 | * @see com.iver.cit.gvsig.fmap.tools.Listeners.PolylineListener#polylineFinished(com.iver.cit.gvsig.fmap.tools.Events.MeasureEvent)
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134 | */
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135 | public void polylineFinished(MeasureEvent event) throws BehaviorException { |
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136 | try {
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137 | 26904 | jpiera | GeometryManager geomManager = GeometryLocator.getGeometryManager(); |
138 | 21203 | vcaballero | |
139 | GeneralPathX gp = event.getGP(); |
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140 | 26904 | jpiera | Surface geom = (Surface)geomManager.create(TYPES.SURFACE, SUBTYPES.GEOM2D); |
141 | geom.setGeneralPath(gp); |
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142 | 21203 | vcaballero | FLayer[] actives = mapCtrl.getMapContext()
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143 | .getLayers().getActives(); |
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144 | for (int i=0; i < actives.length; i++) |
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145 | { |
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146 | if (actives[i] instanceof FLyrVect) { |
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147 | FLyrVect lyrVect = (FLyrVect) actives[i]; |
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148 | 24689 | vcaballero | FeatureSelection oldSelection = (FeatureSelection)lyrVect.getFeatureStore().getSelection(); |
149 | 31284 | cordinyana | FeatureSet newSelection = null;
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150 | try {
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151 | newSelection = |
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152 | lyrVect.queryByGeometry(geom, |
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153 | lyrVect.getFeatureStore() |
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154 | .getDefaultFeatureType()); |
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155 | if (event.getEvent().isControlDown()) {
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156 | oldSelection.select(newSelection); |
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157 | } else {
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158 | lyrVect.getDataStore().setSelection(newSelection); |
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159 | } |
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160 | } finally {
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161 | DisposeUtils.dispose(newSelection); |
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162 | 21203 | vcaballero | } |
163 | } |
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164 | } |
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165 | |||
166 | 22353 | jmvivo | } catch (DataException e) {
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167 | throw new BehaviorException("No se pudo hacer la selecci?n", e); |
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168 | 27411 | jpiera | } catch (org.gvsig.fmap.geom.exception.CreateGeometryException e) {
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169 | 26904 | jpiera | throw new BehaviorException("No se pudo hacer la selecci?n", |
170 | new CreateGeometryException(TYPES.SURFACE, SUBTYPES.GEOM2D, e));
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171 | 21203 | vcaballero | } |
172 | } |
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173 | } |