svn-gvsig-desktop / trunk / extensions / extGeoProcessing / src / com / iver / gvsig / geoprocessing / ConvexHullGeoprocessController.java @ 4820
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1 | 4818 | azabala | /*
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2 | * Created on 11-abr-2006
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3 | *
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4 | * gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana
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5 | *
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6 | * Copyright (C) 2004 IVER T.I. and Generalitat Valenciana.
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7 | *
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8 | * This program is free software; you can redistribute it and/or
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9 | * modify it under the terms of the GNU General Public License
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10 | * as published by the Free Software Foundation; either version 2
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11 | * of the License, or (at your option) any later version.
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12 | *
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13 | * This program is distributed in the hope that it will be useful,
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14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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16 | * GNU General Public License for more details.
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17 | *
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18 | * You should have received a copy of the GNU General Public License
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19 | * along with this program; if not, write to the Free Software
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20 | * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,USA.
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21 | *
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22 | * For more information, contact:
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23 | *
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24 | * Generalitat Valenciana
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25 | * Conselleria d'Infraestructures i Transport
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26 | * Av. Blasco Ib??ez, 50
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27 | * 46010 VALENCIA
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28 | * SPAIN
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29 | *
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30 | * +34 963862235
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31 | * gvsig@gva.es
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32 | * www.gvsig.gva.es
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33 | *
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34 | * or
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35 | *
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36 | * IVER T.I. S.A
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37 | * Salamanca 50
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38 | * 46005 Valencia
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39 | * Spain
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40 | *
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41 | * +34 963163400
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42 | * dac@iver.es
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43 | */
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44 | /* CVS MESSAGES:
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45 | *
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46 | * $Id$
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47 | * $Log$
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48 | * Revision 1.1 2006-04-11 17:55:51 azabala
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49 | * primera version en cvs
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50 | *
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51 | *
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52 | */
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53 | package com.iver.gvsig.geoprocessing; |
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54 | |||
55 | import java.io.File; |
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56 | import java.util.HashMap; |
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57 | |||
58 | import com.iver.andami.PluginServices; |
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59 | import com.iver.cit.gvsig.fmap.drivers.SHPLayerDefinition; |
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60 | import com.iver.cit.gvsig.fmap.edition.ShpSchemaManager; |
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61 | import com.iver.cit.gvsig.fmap.edition.writers.shp.ShpWriter; |
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62 | import com.iver.cit.gvsig.fmap.layers.FLayers; |
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63 | import com.iver.cit.gvsig.fmap.layers.FLyrVect; |
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64 | import com.iver.gvsig.geoprocessing.gui.operationpanels.GeoProcessingConvexHullPanel; |
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65 | import com.iver.gvsig.geoprocessing.impl.convexhull.ConvexHullGeoprocess; |
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66 | import com.iver.gvsig.geoprocessing.model.GeoprocessException; |
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67 | import com.iver.gvsig.geoprocessing.model.IGeoprocess; |
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68 | import com.iver.utiles.swing.threads.IMonitorableTask; |
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69 | import com.iver.utiles.swing.threads.MonitorableDecorator; |
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70 | |||
71 | public class ConvexHullGeoprocessController extends |
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72 | AbstractGeoprocessController { |
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73 | |||
74 | |||
75 | private GeoProcessingConvexHullPanel geoProcessingConvexHullPanel;
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76 | private ConvexHullGeoprocess convexHull;
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77 | public void setView(IGeoprocessPanel viewPanel) { |
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78 | this.geoProcessingConvexHullPanel =
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79 | (GeoProcessingConvexHullPanel) viewPanel; |
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80 | } |
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81 | public IGeoprocess getGeoprocess() {
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82 | return convexHull;
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83 | } |
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84 | |||
85 | public boolean launchGeoprocess() { |
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86 | FLyrVect inputLayer = geoProcessingConvexHullPanel.getInputLayer(); |
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87 | FLayers layers = geoProcessingConvexHullPanel.getFLayers(); |
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88 | File outputFile = geoProcessingConvexHullPanel.getOutputFile();
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89 | if (outputFile == null || (outputFile.getAbsolutePath().length() == 0)) { |
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90 | String error = PluginServices.getText(this, "Error_entrada_datos"); |
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91 | String errorDescription = PluginServices.getText(this, "Error_seleccionar_resultado"); |
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92 | geoProcessingConvexHullPanel.error(errorDescription, error); |
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93 | return false; |
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94 | } |
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95 | ConvexHullGeoprocess convexHull = new ConvexHullGeoprocess();
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96 | convexHull.setFirstOperand(inputLayer); |
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97 | |||
98 | SHPLayerDefinition definition = (SHPLayerDefinition) convexHull |
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99 | .createLayerDefinition(); |
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100 | definition.setFile(outputFile); |
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101 | ShpSchemaManager schemaManager = new ShpSchemaManager();
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102 | ShpWriter writer = null;
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103 | try {
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104 | writer = getShpWriter(definition); |
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105 | } catch (Exception e1) { |
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106 | String error = PluginServices.getText(this, "Error_escritura_resultados"); |
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107 | String errorDescription = PluginServices.getText(this, "Error_preparar_escritura_resultados"); |
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108 | geoProcessingConvexHullPanel.error(errorDescription, error); |
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109 | return false; |
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110 | } |
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111 | convexHull.setResultLayerProperties(writer, schemaManager); |
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112 | HashMap params = new HashMap(); |
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113 | boolean onlySelected = geoProcessingConvexHullPanel
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114 | .isConvexHullOnlySelected(); |
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115 | params.put("layer_selection", new Boolean(onlySelected)); |
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116 | try {
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117 | convexHull.setParameters(params); |
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118 | convexHull.checkPreconditions(); |
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119 | IMonitorableTask task1 = convexHull.createTask(); |
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120 | if(task1 == null){ |
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121 | return false; |
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122 | |||
123 | } |
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124 | AddResultLayerTask task2 = new AddResultLayerTask(convexHull);
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125 | task2.setLayers(layers); |
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126 | MonitorableDecorator globalTask = new MonitorableDecorator(task1,
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127 | task2); |
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128 | if (globalTask.preprocess())
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129 | PluginServices.cancelableBackgroundExecution(globalTask); |
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130 | |||
131 | } catch (GeoprocessException e) {
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132 | String error = PluginServices.getText(this, "Error_ejecucion"); |
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133 | String errorDescription = PluginServices.getText(this, "Error_fallo_geoproceso"); |
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134 | geoProcessingConvexHullPanel.error(errorDescription, error); |
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135 | return false; |
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136 | } |
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137 | return true; |
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138 | } |
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139 | |||
140 | } |