gvsig-raster / org.gvsig.raster / trunk / org.gvsig.raster / org.gvsig.raster.lib / org.gvsig.raster.lib.impl / src / main / java / org / gvsig / raster / impl / provider / DefaultRasterProvider.java @ 162
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1 | 76 | nbrodin | /* gvSIG. Geographic Information System of the Valencian Government
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2 | *
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3 | * Copyright (C) 2007-2008 Infrastructures and Transports Department
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4 | * of the Valencian Government (CIT)
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5 | *
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6 | * 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 | * as published by the Free Software Foundation; either version 2
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9 | * of the License, or (at your option) any later version.
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10 | *
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11 | * 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 | *
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16 | * 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 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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19 | * MA 02110-1301, USA.
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20 | *
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21 | */
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22 | 80 | nbrodin | package org.gvsig.raster.impl.provider; |
23 | 76 | nbrodin | |
24 | import java.awt.geom.AffineTransform; |
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25 | import java.awt.geom.NoninvertibleTransformException; |
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26 | import java.awt.geom.Point2D; |
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27 | import java.io.File; |
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28 | import java.lang.reflect.Constructor; |
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29 | import java.lang.reflect.InvocationTargetException; |
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30 | 161 | nbrodin | import java.util.Date; |
31 | 138 | nbrodin | import java.util.Iterator; |
32 | 76 | nbrodin | |
33 | import org.cresques.cts.IProjection; |
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34 | 138 | nbrodin | import org.gvsig.fmap.dal.DALLocator; |
35 | import org.gvsig.fmap.dal.DataManager; |
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36 | 159 | nbrodin | import org.gvsig.fmap.dal.DataParameters; |
37 | 138 | nbrodin | import org.gvsig.fmap.dal.DataServerExplorer; |
38 | 76 | nbrodin | import org.gvsig.fmap.dal.coverage.RasterLibrary; |
39 | 132 | nbrodin | import org.gvsig.fmap.dal.coverage.RasterLocator; |
40 | 76 | nbrodin | import org.gvsig.fmap.dal.coverage.dataset.Buffer; |
41 | import org.gvsig.fmap.dal.coverage.datastruct.BandList; |
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42 | import org.gvsig.fmap.dal.coverage.datastruct.Extent; |
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43 | import org.gvsig.fmap.dal.coverage.exception.BandAccessException; |
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44 | import org.gvsig.fmap.dal.coverage.exception.FileNotOpenException; |
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45 | import org.gvsig.fmap.dal.coverage.exception.InvalidSetViewException; |
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46 | import org.gvsig.fmap.dal.coverage.exception.NotSupportedExtensionException; |
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47 | import org.gvsig.fmap.dal.coverage.exception.ParsingException; |
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48 | 90 | nbrodin | import org.gvsig.fmap.dal.coverage.exception.ProcessInterruptedException; |
49 | 76 | nbrodin | import org.gvsig.fmap.dal.coverage.exception.RasterDriverException; |
50 | import org.gvsig.fmap.dal.coverage.exception.RmfSerializerException; |
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51 | import org.gvsig.fmap.dal.coverage.store.props.ColorInterpretation; |
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52 | import org.gvsig.fmap.dal.coverage.store.props.ColorTable; |
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53 | import org.gvsig.fmap.dal.coverage.store.props.Histogram; |
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54 | import org.gvsig.fmap.dal.coverage.store.props.Transparency; |
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55 | 130 | nbrodin | import org.gvsig.fmap.dal.coverage.util.FileUtils; |
56 | 132 | nbrodin | import org.gvsig.fmap.dal.coverage.util.RasterUtils; |
57 | 138 | nbrodin | import org.gvsig.fmap.dal.exception.DataException; |
58 | import org.gvsig.fmap.dal.exception.OpenException; |
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59 | import org.gvsig.fmap.dal.exception.ReadException; |
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60 | import org.gvsig.fmap.dal.exception.ValidateDataParametersException; |
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61 | 149 | nbrodin | import org.gvsig.fmap.dal.raster.impl.DefaultCoverageStore; |
62 | 161 | nbrodin | import org.gvsig.fmap.dal.raster.spi.AbstractCoverageStoreProvider; |
63 | 138 | nbrodin | import org.gvsig.fmap.dal.resource.spi.ResourceProvider; |
64 | import org.gvsig.fmap.dal.serverexplorer.filesystem.FilesystemServerExplorer; |
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65 | import org.gvsig.fmap.dal.serverexplorer.filesystem.FilesystemServerExplorerParameters; |
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66 | import org.gvsig.fmap.dal.spi.DataStoreProviderServices; |
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67 | import org.gvsig.raster.impl.datastruct.DefaultNoData; |
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68 | 76 | nbrodin | import org.gvsig.raster.impl.datastruct.ExtentImpl; |
69 | import org.gvsig.raster.impl.datastruct.serializer.ColorTableRmfSerializer; |
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70 | import org.gvsig.raster.impl.datastruct.serializer.NoDataRmfSerializer; |
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71 | 144 | nbrodin | import org.gvsig.raster.impl.store.AbstractRasterStoreParameters; |
72 | 162 | nbrodin | import org.gvsig.raster.impl.store.properties.DataStoreColorInterpretation; |
73 | import org.gvsig.raster.impl.store.properties.DataStoreHistogram; |
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74 | import org.gvsig.raster.impl.store.properties.DataStoreMetadata; |
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75 | import org.gvsig.raster.impl.store.properties.DataStoreStatistics; |
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76 | 76 | nbrodin | import org.gvsig.raster.impl.store.rmf.ClassSerializer; |
77 | import org.gvsig.raster.impl.store.rmf.RmfBlocksManager; |
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78 | import org.gvsig.raster.impl.store.serializer.ColorInterpretationRmfSerializer; |
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79 | import org.gvsig.raster.impl.store.serializer.GeoInfoRmfSerializer; |
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80 | import org.gvsig.raster.impl.store.serializer.ProjectionRmfSerializer; |
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81 | 135 | nbrodin | import org.gvsig.raster.util.DefaultProviderServices; |
82 | 76 | nbrodin | import org.gvsig.tools.ToolsLocator; |
83 | 138 | nbrodin | import org.gvsig.tools.dynobject.DynObject; |
84 | 76 | nbrodin | import org.gvsig.tools.extensionpoint.ExtensionPoint; |
85 | import org.gvsig.tools.extensionpoint.ExtensionPointManager; |
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86 | import org.gvsig.tools.extensionpoint.ExtensionPoint.Extension; |
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87 | |||
88 | /**
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89 | * Manejador de ficheros raster georeferenciados.
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90 | *
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91 | * Esta clase abstracta es el ancestro de todas las clases que proporcionan
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92 | * soporte para ficheros raster georeferenciados.<br>
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93 | * Actua tambien como una 'Fabrica', ocultando al cliente la manera en que
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94 | * se ha implementado ese manejo. Una clase nueva que soportara un nuevo
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95 | * tipo de raster tendr?a que registrar su extensi?n o extensiones usando
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96 | * el m?todo @see registerExtension.<br>
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97 | 138 | nbrodin | *
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98 | * @author Nacho Brodin (nachobrodin@gmail.com)
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99 | 76 | nbrodin | */
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100 | 161 | nbrodin | public abstract class DefaultRasterProvider extends AbstractCoverageStoreProvider implements RasterProvider { |
101 | 76 | nbrodin | /**
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102 | * Flags que representan a las bandas visualizables
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103 | */
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104 | 161 | nbrodin | public static final int RED_BAND = 0x01; |
105 | public static final int GREEN_BAND = 0x02; |
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106 | public static final int BLUE_BAND = 0x04; |
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107 | public static final int ALPHA_BAND = 0x08; |
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108 | 138 | nbrodin | |
109 | 161 | nbrodin | protected int bandCount = 1; |
110 | private int[] dataType = null; |
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111 | protected double noData = 0; |
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112 | protected String wktProjection = ""; |
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113 | 76 | nbrodin | |
114 | 162 | nbrodin | protected DataStoreStatistics stats = new DataStoreStatistics(this); |
115 | protected DataStoreHistogram histogram = null; |
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116 | 161 | nbrodin | protected AbstractRasterStoreParameters param = null; |
117 | protected RmfBlocksManager rmfBlocksManager = null; |
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118 | protected ColorTable colorTable = null; |
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119 | 162 | nbrodin | protected DataStoreColorInterpretation colorInterpretation = null; |
120 | 76 | nbrodin | |
121 | /**
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122 | * Indica si el valor NoData esta activo
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123 | */
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124 | 161 | nbrodin | protected boolean noDataEnabled = false; |
125 | protected FileUtils fileUtil = RasterLocator.getManager().getFileUtils();
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126 | protected RasterUtils rasterUtil = RasterLocator.getManager().getRasterUtils();
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127 | 132 | nbrodin | |
128 | 161 | nbrodin | protected IProjection proj = null; |
129 | protected long fileSize = 0; |
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130 | protected long bytesReaded = 0; |
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131 | protected long lineCnt = 0; |
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132 | protected String name; |
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133 | /**
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134 | * Transformaci?n creada a partir de la informaci?n de georreferencia de la
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135 | * propia imagen. Esta informaci?n est? en la cabecera o en ficheros
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136 | * worldfile.
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137 | */
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138 | protected AffineTransform ownTransformation = null; |
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139 | /**
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140 | * Transformaci?n asignada de forma externa, bien desde el fichero rmf o
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141 | * asignada directamente por el usuario.
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142 | */
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143 | protected AffineTransform externalTransformation = null; |
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144 | |||
145 | 140 | nbrodin | public DefaultRasterProvider(AbstractRasterStoreParameters params,
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146 | 138 | nbrodin | DataStoreProviderServices storeServices, DynObject metadata) { |
147 | super(params, storeServices, metadata);
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148 | if(params.getFileName() != null) { |
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149 | File f = new File(params.getFileName()); |
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150 | if(f.exists())
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151 | setFileSize(f.length()); |
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152 | } |
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153 | 161 | nbrodin | |
154 | if(params.getFileName() != null) |
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155 | name = translateFileName(params.getFileName()); |
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156 | |||
157 | ownTransformation = new AffineTransform(); |
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158 | externalTransformation = new AffineTransform(); |
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159 | 138 | nbrodin | } |
160 | |||
161 | 144 | nbrodin | public DefaultRasterProvider(String params) { |
162 | 161 | nbrodin | super();
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163 | 144 | nbrodin | } |
164 | |||
165 | 138 | nbrodin | public DefaultRasterProvider() {
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166 | super(null, null, null); |
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167 | } |
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168 | |||
169 | /**
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170 | * Acciones de inicilizaci?n comunes a todos los drivers.
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171 | * Este m?todo debe ser llamado explicitamente por el constructor de cada driver.
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172 | * Estas son acciones de inicializaci?n que se ejecutan despu?s del constructor de cada driver.
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173 | * Las acciones que hayan de ser realizadas antes se definen en el constructor de RasterDataset.
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174 | */
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175 | protected void init() { |
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176 | } |
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177 | |||
178 | 76 | nbrodin | /*
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179 | * (non-Javadoc)
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180 | * @see java.lang.Object#clone()
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181 | */
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182 | 123 | nbrodin | public RasterProvider cloneProvider() {
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183 | 76 | nbrodin | try {
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184 | 123 | nbrodin | DefaultRasterProvider provider = singleDatasetInstance(param); |
185 | 76 | nbrodin | // Estas van por referencia
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186 | 123 | nbrodin | provider.histogram = histogram; |
187 | provider.stats = stats; |
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188 | return provider;
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189 | 76 | nbrodin | } catch (NotSupportedExtensionException e) {
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190 | e.printStackTrace(); |
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191 | } catch (RasterDriverException e) {
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192 | e.printStackTrace(); |
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193 | } |
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194 | return null; |
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195 | } |
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196 | |||
197 | /**
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198 | * Factoria para abrir distintos tipos de raster.
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199 | * @param fName Nombre del fichero.
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200 | *
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201 | * @return SingleDataset, o null si hay problemas.
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202 | */
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203 | @SuppressWarnings("unchecked") |
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204 | 140 | nbrodin | public static DefaultRasterProvider singleDatasetInstance(AbstractRasterStoreParameters param) throws NotSupportedExtensionException, RasterDriverException { |
205 | 138 | nbrodin | String idFormat = null; |
206 | |||
207 | if (param.getFileName() != null) |
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208 | idFormat = RasterLocator.getManager().getFileUtils().getExtensionFromFileName(param.getFileName()); |
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209 | |||
210 | DefaultRasterProvider grf = null;
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211 | |||
212 | Class clase = null; |
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213 | ExtensionPointManager extensionPoints = ToolsLocator.getExtensionPointManager(); |
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214 | |||
215 | if (idFormat != null) { |
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216 | ExtensionPoint point = extensionPoints.get("RasterReader");
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217 | Extension ext = point.get(idFormat); |
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218 | if (ext != null) |
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219 | clase = ext.getExtension(); |
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220 | } |
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221 | |||
222 | if (clase == null) { |
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223 | ExtensionPoint pointDefaultReader = extensionPoints.get("DefaultDriver");
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224 | Extension extReader = pointDefaultReader.get("reader");
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225 | clase = extReader.getExtension(); |
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226 | } |
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227 | |||
228 | 149 | nbrodin | Class [] args = {param.getClass(), DefaultCoverageStore.class}; |
229 | 138 | nbrodin | try {
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230 | Constructor hazNuevo = clase.getConstructor(args);
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231 | Object [] args2 = {param, null}; |
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232 | grf = (DefaultRasterProvider) hazNuevo.newInstance(args2); |
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233 | } catch (SecurityException e) { |
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234 | throw new RasterDriverException("Error SecurityException in open", e); |
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235 | } catch (NoSuchMethodException e) { |
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236 | throw new RasterDriverException("Error NoSuchMethodException in open", e); |
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237 | } catch (IllegalArgumentException e) { |
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238 | throw new RasterDriverException("Error IllegalArgumentException in open", e); |
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239 | } catch (InstantiationException e) { |
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240 | throw new RasterDriverException("Error InstantiationException in open", e); |
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241 | } catch (IllegalAccessException e) { |
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242 | throw new RasterDriverException("Error IllegalAccessException in open", e); |
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243 | } catch (InvocationTargetException e) { |
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244 | throw new NotSupportedExtensionException("Error opening this image with " + clase, e); |
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245 | } |
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246 | return grf;
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247 | } |
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248 | |||
249 | /**
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250 | * Factoria para abrir distintos tipos de raster.
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251 | * @param fName Nombre del fichero.
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252 | *
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253 | * @return SingleDataset, o null si hay problemas.
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254 | */
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255 | @SuppressWarnings("unchecked") |
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256 | 144 | nbrodin | public static DefaultRasterProvider singleDatasetInstance(String param) throws NotSupportedExtensionException, RasterDriverException { |
257 | 76 | nbrodin | String idFormat = null; |
258 | |||
259 | if (param instanceof String) |
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260 | 132 | nbrodin | idFormat = RasterLocator.getManager().getFileUtils().getExtensionFromFileName(((String) param));
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261 | 144 | nbrodin | |
262 | 76 | nbrodin | DefaultRasterProvider grf = null;
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263 | |||
264 | Class clase = null; |
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265 | ExtensionPointManager extensionPoints = ToolsLocator.getExtensionPointManager(); |
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266 | 144 | nbrodin | if (idFormat != null) { |
267 | 76 | nbrodin | ExtensionPoint point = extensionPoints.get("RasterReader");
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268 | Extension ext = point.get(idFormat); |
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269 | if (ext != null) |
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270 | clase = ext.getExtension(); |
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271 | } |
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272 | |||
273 | if (clase == null) { |
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274 | ExtensionPoint pointDefaultReader = extensionPoints.get("DefaultDriver");
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275 | Extension extReader = pointDefaultReader.get("reader");
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276 | clase = extReader.getExtension(); |
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277 | } |
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278 | |||
279 | 144 | nbrodin | Class [] args = {String.class}; |
280 | 76 | nbrodin | try {
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281 | Constructor hazNuevo = clase.getConstructor(args);
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282 | 138 | nbrodin | Object [] args2 = {param}; |
283 | 76 | nbrodin | grf = (DefaultRasterProvider) hazNuevo.newInstance(args2); |
284 | } catch (SecurityException e) { |
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285 | throw new RasterDriverException("Error SecurityException in open", e); |
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286 | } catch (NoSuchMethodException e) { |
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287 | throw new RasterDriverException("Error NoSuchMethodException in open", e); |
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288 | } catch (IllegalArgumentException e) { |
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289 | throw new RasterDriverException("Error IllegalArgumentException in open", e); |
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290 | } catch (InstantiationException e) { |
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291 | throw new RasterDriverException("Error InstantiationException in open", e); |
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292 | } catch (IllegalAccessException e) { |
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293 | throw new RasterDriverException("Error IllegalAccessException in open", e); |
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294 | } catch (InvocationTargetException e) { |
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295 | throw new NotSupportedExtensionException("Error opening this image with " + clase, e); |
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296 | } |
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297 | return grf;
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298 | } |
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299 | |||
300 | /**
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301 | * Carga un fichero raster. Puede usarse para calcular el extent e instanciar
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302 | * un objeto de este tipo.
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303 | */
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304 | 161 | nbrodin | abstract public RasterProvider load(); |
305 | 76 | nbrodin | |
306 | /**
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307 | * Cierra el fichero y libera los recursos.
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308 | */
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309 | abstract public void close(); |
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310 | |||
311 | /**
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312 | * Obtiene el ancho de la imagen
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313 | * @return Ancho de la imagen
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314 | */
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315 | abstract public double getWidth(); |
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316 | |||
317 | /**
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318 | * Obtiene el ancho de la imagen
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319 | * @return Ancho de la imagen
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320 | */
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321 | abstract public double getHeight(); |
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322 | |||
323 | /**
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324 | * Asigna un nuevo Extent
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325 | * @param e Extent
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326 | */
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327 | public abstract void setView(Extent e); |
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328 | |||
329 | /**
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330 | * Obtiene el extent asignado
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331 | * @return Extent
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332 | */
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333 | public abstract Extent getView(); |
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334 | |||
335 | /**
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336 | * Obtiene el valor del raster en la coordenada que se le pasa.
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337 | * El valor ser? Double, Int, Byte, etc. dependiendo del tipo de
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338 | * raster.
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339 | * @param x coordenada X
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340 | * @param y coordenada Y
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341 | * @return
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342 | */
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343 | abstract public Object getData(int x, int y, int band)throws InvalidSetViewException, FileNotOpenException, RasterDriverException; |
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344 | |||
345 | /**
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346 | * Obtiene una ventana de datos de la imagen a partir de coordenadas reales.
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347 | * No aplica supersampleo ni subsampleo sino que devuelve una matriz de igual tama?o a los
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348 | * pixeles de disco.
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349 | * @param ulx Posici?n X superior izquierda
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350 | * @param uly Posici?n Y superior izquierda
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351 | * @param lrx Posici?n X inferior derecha
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352 | * @param lry Posici?n Y inferior derecha
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353 | * @param rasterBuf Buffer de datos
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354 | * @param bandList
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355 | * @return Buffer de datos
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356 | */
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357 | 90 | nbrodin | abstract public Buffer getWindowRaster(double ulx, double uly, double lrx, double lry, BandList bandList, Buffer rasterBuf)throws ProcessInterruptedException, RasterDriverException; |
358 | 76 | nbrodin | |
359 | /**
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360 | * Obtiene una ventana de datos de la imagen a partir de coordenadas reales.
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361 | * No aplica supersampleo ni subsampleo sino que devuelve una matriz de igual tama?o a los
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362 | * pixeles de disco.
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363 | * @param x Posici?n X superior izquierda
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364 | * @param y Posici?n Y superior izquierda
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365 | * @param w Ancho en coordenadas reales
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366 | * @param h Alto en coordenadas reales
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367 | * @param rasterBuf Buffer de datos
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368 | * @param bandList
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369 | * @param adjustToExtent Flag que dice si el extent solicitado debe ajustarse al extent del raster o no.
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370 | * @return Buffer de datos
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371 | */
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372 | 90 | nbrodin | abstract public Buffer getWindowRaster(double x, double y, double w, double h, BandList bandList, Buffer rasterBuf, boolean adjustToExtent)throws ProcessInterruptedException, RasterDriverException; |
373 | 76 | nbrodin | |
374 | /**
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375 | * Obtiene una ventana de datos de la imagen a partir de coordenadas reales.
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376 | * Se aplica supersampleo o subsampleo dependiendo del tama?o del buffer especificado.
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377 | *
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378 | * @param minX Posici?n m?nima X superior izquierda
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379 | * @param minY Posici?n m?nima Y superior izquierda
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380 | * @param maxX Posici?n m?xima X inferior derecha
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381 | * @param maxY Posici?n m?xima Y inferior derecha
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382 | * @param bufWidth Ancho del buffer de datos
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383 | * @param bufHeight Alto del buffer de datos
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384 | * @param rasterBuf Buffer de datos
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385 | * @param adjustToExtent Flag que dice si el extent solicitado debe ajustarse al extent del raster o no.
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386 | * @param bandList
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387 | * @return Buffer de datos
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388 | */
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389 | 90 | nbrodin | abstract public Buffer getWindowRaster(double minX, double minY, double maxX, double maxY, int bufWidth, int bufHeight, BandList bandList, Buffer rasterBuf, boolean adjustToExtent)throws ProcessInterruptedException, RasterDriverException; |
390 | 76 | nbrodin | |
391 | /**
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392 | * Obtiene una ventana de datos de la imagen a partir de coordenadas pixel.
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393 | * No aplica supersampleo ni subsampleo sino que devuelve una matriz de igual tama?o a los
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394 | * pixeles de disco.
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395 | * @param x Posici?n X superior izquierda
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396 | * @param y Posici?n Y superior izquierda
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397 | * @param w Ancho en coordenadas reales
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398 | * @param h Alto en coordenadas reales
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399 | * @param rasterBuf Buffer de datos
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400 | * @param bandList
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401 | * @return Buffer de datos
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402 | */
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403 | 90 | nbrodin | abstract public Buffer getWindowRaster(int x, int y, int w, int h, BandList bandList, Buffer rasterBuf)throws ProcessInterruptedException, RasterDriverException; |
404 | 76 | nbrodin | |
405 | /**
|
||
406 | * Obtiene una ventana de datos de la imagen a partir de coordenadas pixel.
|
||
407 | * Se aplica supersampleo o subsampleo dependiendo del tama?o del buffer especificado.
|
||
408 | *
|
||
409 | * @param x Posici?n X superior izquierda
|
||
410 | * @param y Posici?n Y superior izquierda
|
||
411 | * @param w Ancho en coordenadas reales
|
||
412 | * @param h Alto en coordenadas reales
|
||
413 | * @param bufWidth Ancho del buffer de datos
|
||
414 | * @param bufHeight Alto del buffer de datos
|
||
415 | * @param rasterBuf Buffer de datos
|
||
416 | * @param bandList
|
||
417 | * @return Buffer de datos
|
||
418 | */
|
||
419 | 90 | nbrodin | abstract public Buffer getWindowRaster(int x, int y, int w, int h, int bufWidth, int bufHeight, BandList bandList, Buffer rasterBuf)throws ProcessInterruptedException, RasterDriverException; |
420 | 76 | nbrodin | |
421 | abstract public int getBlockSize(); |
||
422 | 161 | nbrodin | |
423 | /*
|
||
424 | * (non-Javadoc)
|
||
425 | * @see org.gvsig.raster.impl.provider.RasterProvider#getOverviewHeight(int, int)
|
||
426 | */
|
||
427 | abstract public int getOverviewHeight(int band, int overview) throws BandAccessException, RasterDriverException; |
||
428 | 76 | nbrodin | |
429 | /**
|
||
430 | 161 | nbrodin | * Informa de si el dataset soporta overviews o no.
|
431 | * @return true si soporta overviews y false si no las soporta.
|
||
432 | */
|
||
433 | abstract public boolean overviewsSupport(); |
||
434 | |||
435 | /**
|
||
436 | * Lee una l?nea completa del raster y devuelve un array del tipo correcto. Esta funci?n es util
|
||
437 | * para una lectura rapida de todo el fichero sin necesidad de asignar vista.
|
||
438 | * @param nLine N?mero de l?nea a leer
|
||
439 | * @param band Banda requerida
|
||
440 | * @return Object que es un array unidimendional del tipo de datos del raster
|
||
441 | * @throws InvalidSetViewException
|
||
442 | * @throws FileNotOpenException
|
||
443 | * @throws RasterDriverException
|
||
444 | */
|
||
445 | abstract public Object readCompleteLine(int line, int band)throws InvalidSetViewException, FileNotOpenException, RasterDriverException; |
||
446 | |||
447 | /**
|
||
448 | * Lee un bloque completo de datos del raster y devuelve un array tridimensional del tipo correcto. Esta funci?n es util
|
||
449 | * para una lectura rapida de todo el fichero sin necesidad de asignar vista.
|
||
450 | * @param pos Posici?n donde se empieza a leer
|
||
451 | * @param blockHeight Altura m?xima del bloque leido
|
||
452 | * @return Object que es un array tridimendional del tipo de datos del raster. (Bandas X Filas X Columnas)
|
||
453 | * @throws InvalidSetViewException
|
||
454 | * @throws FileNotOpenException
|
||
455 | * @throws RasterDriverException
|
||
456 | */
|
||
457 | abstract public Object readBlock(int pos, int blockHeight) |
||
458 | throws InvalidSetViewException, FileNotOpenException, RasterDriverException, ProcessInterruptedException;
|
||
459 | |||
460 | /**
|
||
461 | * Carga metadatos desde el fichero Rmf si estos existen
|
||
462 | * @param fName Nombre del fichero
|
||
463 | * @throws ParsingException
|
||
464 | */
|
||
465 | protected void loadFromRmf(RmfBlocksManager manager) throws ParsingException { |
||
466 | if (!manager.checkRmf())
|
||
467 | return;
|
||
468 | |||
469 | if (!new File(manager.getPath()).exists()) |
||
470 | return;
|
||
471 | |||
472 | GeoInfoRmfSerializer geoInfoSerializer = new GeoInfoRmfSerializer(this); |
||
473 | ColorTableRmfSerializer colorTableSerializer = new ColorTableRmfSerializer();
|
||
474 | NoDataRmfSerializer noDataSerializer = new NoDataRmfSerializer(new DefaultNoData(noData, RasterLibrary.NODATATYPE_LAYER)); |
||
475 | ColorInterpretationRmfSerializer colorInterpSerializer = new ColorInterpretationRmfSerializer();
|
||
476 | ProjectionRmfSerializer projectionRmfSerializer = new ProjectionRmfSerializer();
|
||
477 | |||
478 | manager.addClient(geoInfoSerializer); |
||
479 | manager.addClient(colorTableSerializer); |
||
480 | manager.addClient(noDataSerializer); |
||
481 | manager.addClient(colorInterpSerializer); |
||
482 | manager.addClient(projectionRmfSerializer); |
||
483 | |||
484 | manager.read(null);
|
||
485 | |||
486 | manager.removeAllClients(); |
||
487 | |||
488 | if (colorTableSerializer.getResult() != null) |
||
489 | setColorTable((ColorTable) colorTableSerializer.getResult()); |
||
490 | |||
491 | if (noDataSerializer.getResult() != null) { |
||
492 | noData = ((DefaultNoData) noDataSerializer.getResult()).getValue(); |
||
493 | noDataEnabled = (((DefaultNoData) noDataSerializer.getResult()).getType() != RasterLibrary.NODATATYPE_DISABLED); |
||
494 | } |
||
495 | |||
496 | if (colorInterpSerializer.getResult() != null) { |
||
497 | 162 | nbrodin | DataStoreColorInterpretation ci = (DataStoreColorInterpretation) colorInterpSerializer.getResult(); |
498 | 161 | nbrodin | setColorInterpretation(ci); |
499 | 162 | nbrodin | if (ci.getBand(DataStoreColorInterpretation.ALPHA_BAND) != -1) |
500 | getTransparency().setTransparencyBand(ci.getBand(DataStoreColorInterpretation.ALPHA_BAND)); |
||
501 | 161 | nbrodin | } |
502 | |||
503 | if (projectionRmfSerializer.getResult() != null) |
||
504 | wktProjection = RasterLocator.getManager().getCRSUtils().convertIProjectionToWkt((IProjection) projectionRmfSerializer.getResult()); |
||
505 | } |
||
506 | |||
507 | /**
|
||
508 | * Obtiene el n?nero de bandas del fichero
|
||
509 | * @return Entero que representa el n?mero de bandas
|
||
510 | */
|
||
511 | public int getBandCount() { |
||
512 | return bandCount;
|
||
513 | } |
||
514 | |||
515 | /**
|
||
516 | * @return Returns the dataType.
|
||
517 | */
|
||
518 | public int[] getDataType() { |
||
519 | return dataType;
|
||
520 | } |
||
521 | |||
522 | /**
|
||
523 | * @param dataType The dataType to set.
|
||
524 | */
|
||
525 | public void setDataType(int[] dataType) { |
||
526 | this.dataType = dataType;
|
||
527 | } |
||
528 | |||
529 | /*
|
||
530 | * (non-Javadoc)
|
||
531 | * @see org.gvsig.fmap.dal.coverage.dataset.RasterDataSet#getPixelSizeX()
|
||
532 | */
|
||
533 | public double getPixelSizeX() { |
||
534 | return externalTransformation.getScaleX();
|
||
535 | } |
||
536 | |||
537 | /*
|
||
538 | * (non-Javadoc)
|
||
539 | * @see org.gvsig.fmap.dal.coverage.dataset.RasterDataSet#getPixelSizeY()
|
||
540 | */
|
||
541 | public double getPixelSizeY() { |
||
542 | return externalTransformation.getScaleY();
|
||
543 | } |
||
544 | |||
545 | /**
|
||
546 | 76 | nbrodin | * Obtiene el valor NoData asociado al raster. Si hay un valor en el fichero
|
547 | * RMF se devuelve este, sino se buscar? en la cabecera del raster o metadatos de
|
||
548 | * este. Si finalmente no encuentra ninguno se devuelve el valor por defecto
|
||
549 | * definido en la libreria.
|
||
550 | * @return
|
||
551 | */
|
||
552 | public double getNoDataValue() { |
||
553 | return noData;
|
||
554 | } |
||
555 | |||
556 | /**
|
||
557 | * Pone el valor original de noData. Primero lo consulta del valor del metadata
|
||
558 | * y luego del RMF.
|
||
559 | */
|
||
560 | public void resetNoDataValue() { |
||
561 | /**
|
||
562 | * Intentamos recuperar el valor del metadatas, en caso de no encontrarlo le
|
||
563 | * asignamos el noData por defecto
|
||
564 | */
|
||
565 | noDataEnabled = false;
|
||
566 | do {
|
||
567 | if (getMetadata() == null) { |
||
568 | noData = RasterLibrary.defaultNoDataValue; |
||
569 | break;
|
||
570 | } |
||
571 | |||
572 | if (getMetadata().getNoDataValue().length == 0) { |
||
573 | noData = RasterLibrary.defaultNoDataValue; |
||
574 | break;
|
||
575 | } |
||
576 | |||
577 | noData = getMetadata().getNoDataValue()[0];
|
||
578 | noDataEnabled = getMetadata().isNoDataEnabled(); |
||
579 | } while (false); |
||
580 | |||
581 | try {
|
||
582 | 135 | nbrodin | DefaultNoData noDataObject = (DefaultNoData) loadObjectFromRmf(DefaultNoData.class, null);
|
583 | 76 | nbrodin | if (noDataObject != null) { |
584 | if (noDataObject.getType() > 0) |
||
585 | noData = noDataObject.getValue(); |
||
586 | noDataEnabled = (noDataObject.getType() > 0);
|
||
587 | } |
||
588 | } catch (RmfSerializerException e) {
|
||
589 | } |
||
590 | } |
||
591 | |||
592 | /**
|
||
593 | * Establece el valor del NoData
|
||
594 | * @param value
|
||
595 | */
|
||
596 | public void setNoDataValue(double value) { |
||
597 | noData = value; |
||
598 | noDataEnabled = true;
|
||
599 | } |
||
600 | |||
601 | /**
|
||
602 | * Dice si el fichero tiene georreferenciaci?n o no.
|
||
603 | * @return true si tiene georreferenciaci?n y false si no la tiene
|
||
604 | */
|
||
605 | public boolean isGeoreferenced(){ |
||
606 | return true; |
||
607 | } |
||
608 | |||
609 | /**
|
||
610 | * Dado unas coordenadas reales, un tama?o de buffer y un tama?o de raster.
|
||
611 | * Si el buffer es de mayor tama?o que el raster (supersampleo) quiere decir que
|
||
612 | * por cada pixel de buffer se repiten varios del raster. Esta funci?n calcula el
|
||
613 | * n?mero de pixels de desplazamiento en X e Y que corresponden al primer pixel del
|
||
614 | * buffer en la esquina superior izquierda. Esto es necesario porque la coordenada
|
||
615 | * solicitada es real y puede no caer sobre un pixel completo. Este calculo es
|
||
616 | * util cuando un cliente quiere supersamplear sobre un buffer y que no se lo haga
|
||
617 | * el driver autom?ticamente.
|
||
618 | * @param dWorldTLX Coordenada real X superior izquierda
|
||
619 | * @param dWorldTLY Coordenada real Y superior izquierda
|
||
620 | * @param dWorldBRX Coordenada real X inferior derecha
|
||
621 | * @param dWorldBRY Coordenada real Y inferior derecha
|
||
622 | * @param nWidth Ancho del raster
|
||
623 | * @param nHeight Alto del raster
|
||
624 | * @param bufWidth Ancho del buffer
|
||
625 | * @param bufHeight Alto del buffer
|
||
626 | * @return Array de dos elementos con el desplazamiento en X e Y.
|
||
627 | */
|
||
628 | public double[] calcSteps(double dWorldTLX, double dWorldTLY, double dWorldBRX, double dWorldBRY, |
||
629 | double nWidth, double nHeight, int bufWidth, int bufHeight) { |
||
630 | |||
631 | Point2D p1 = new Point2D.Double(dWorldTLX, dWorldTLY); |
||
632 | Point2D p2 = new Point2D.Double(dWorldBRX, dWorldBRY); |
||
633 | |||
634 | Point2D tl = worldToRaster(new Point2D.Double(p1.getX(), p1.getY())); |
||
635 | Point2D br = worldToRaster(new Point2D.Double(p2.getX(), p2.getY())); |
||
636 | |||
637 | double wPx = (bufWidth / Math.abs(br.getX() - tl.getX())); |
||
638 | double hPx = (bufHeight / Math.abs(br.getY() - tl.getY())); |
||
639 | |||
640 | int x = (int)((tl.getX() > br.getX()) ? Math.floor(br.getX()) : Math.floor(tl.getX())); |
||
641 | int y = (int)((tl.getY() > br.getY()) ? Math.floor(br.getY()) : Math.floor(tl.getY())); |
||
642 | |||
643 | double a = (tl.getX() > br.getX()) ? (Math.abs(br.getX() - x)) : (Math.abs(tl.getX() - x)); |
||
644 | double b = (tl.getY() > br.getY()) ? (Math.abs(br.getY() - y)) : (Math.abs(tl.getY() - y)); |
||
645 | |||
646 | double stpX = (int)((a * bufWidth) / Math.abs(br.getX() - tl.getX())); |
||
647 | double stpY = (int)((b * bufHeight) / Math.abs(br.getY() - tl.getY())); |
||
648 | |||
649 | return new double[]{stpX, stpY, wPx, hPx}; |
||
650 | } |
||
651 | |||
652 | /**
|
||
653 | * Convierte un punto desde coordenadas pixel a coordenadas del mundo.
|
||
654 | * @param pt Punto a transformar
|
||
655 | * @return punto transformado en coordenadas del mundo
|
||
656 | */
|
||
657 | public Point2D rasterToWorld(Point2D pt) { |
||
658 | Point2D p = new Point2D.Double(); |
||
659 | externalTransformation.transform(pt, p); |
||
660 | return p;
|
||
661 | } |
||
662 | |||
663 | /**
|
||
664 | * Convierte un punto desde del mundo a coordenadas pixel.
|
||
665 | * @param pt Punto a transformar
|
||
666 | * @return punto transformado en coordenadas pixel
|
||
667 | */
|
||
668 | public Point2D worldToRaster(Point2D pt) { |
||
669 | Point2D p = new Point2D.Double(); |
||
670 | try {
|
||
671 | externalTransformation.inverseTransform(pt, p); |
||
672 | } catch (NoninvertibleTransformException e) { |
||
673 | return pt;
|
||
674 | } |
||
675 | return p;
|
||
676 | } |
||
677 | |||
678 | /**
|
||
679 | * Calcula el extent en coordenadas del mundo real
|
||
680 | * @return Extent
|
||
681 | */
|
||
682 | public Extent getExtent() {
|
||
683 | return new ExtentImpl( rasterToWorld(new Point2D.Double(0, 0)), |
||
684 | rasterToWorld(new Point2D.Double(getWidth(), getHeight())), |
||
685 | rasterToWorld(new Point2D.Double(getWidth(), 0)), |
||
686 | rasterToWorld(new Point2D.Double(0, getHeight()))); |
||
687 | } |
||
688 | |||
689 | /**
|
||
690 | * Calcula el extent en coordenadas del mundo real sin rotaci?n. Solo coordenadas y tama?o de pixel
|
||
691 | * @return Extent
|
||
692 | */
|
||
693 | public Extent getExtentWithoutRot() {
|
||
694 | AffineTransform at = new AffineTransform( externalTransformation.getScaleX(), 0, |
||
695 | 0, externalTransformation.getScaleY(),
|
||
696 | externalTransformation.getTranslateX(), externalTransformation.getTranslateY()); |
||
697 | Point2D p1 = new Point2D.Double(0, 0); |
||
698 | Point2D p2 = new Point2D.Double(getWidth(), getHeight()); |
||
699 | at.transform(p1, p1); |
||
700 | at.transform(p2, p2); |
||
701 | return new ExtentImpl(p1, p2); |
||
702 | } |
||
703 | |||
704 | /**
|
||
705 | * ASigna el par?metro de inicializaci?n del driver.
|
||
706 | */
|
||
707 | 140 | nbrodin | public void setParam(AbstractRasterStoreParameters param) { |
708 | 144 | nbrodin | this.name = param.getFileName();
|
709 | 76 | nbrodin | this.param = param;
|
710 | } |
||
711 | |||
712 | 154 | nbrodin | /*
|
713 | * (non-Javadoc)
|
||
714 | * @see org.gvsig.raster.impl.provider.RasterProvider#getOverviewWidth(int, int)
|
||
715 | 76 | nbrodin | */
|
716 | abstract public int getOverviewWidth(int band, int overview) throws BandAccessException, RasterDriverException; |
||
717 | |||
718 | /**
|
||
719 | * Obtiene el gestor de ficheros RMF
|
||
720 | * @return RmfBloksManager
|
||
721 | */
|
||
722 | public RmfBlocksManager getRmfBlocksManager() {
|
||
723 | if (rmfBlocksManager == null) { |
||
724 | 132 | nbrodin | String fileRMF = fileUtil.getNameWithoutExtension(getFName()) + ".rmf"; |
725 | 76 | nbrodin | rmfBlocksManager = new RmfBlocksManager(fileRMF);
|
726 | } |
||
727 | return rmfBlocksManager;
|
||
728 | } |
||
729 | |||
730 | 142 | nbrodin | /*
|
731 | * (non-Javadoc)
|
||
732 | * @see org.gvsig.raster.impl.provider.RasterProvider#isInside(java.awt.geom.Point2D)
|
||
733 | 76 | nbrodin | */
|
734 | public boolean isInside(Point2D p){ |
||
735 | //Realizamos los calculos solo si el punto est? dentro del extent de la imagen rotada, as? nos ahorramos los calculos
|
||
736 | //cuando el puntero est? fuera
|
||
737 | |||
738 | Point2D pt = new Point2D.Double(); |
||
739 | try {
|
||
740 | |||
741 | getAffineTransform().inverseTransform(p, pt); |
||
742 | if( pt.getX() >= 0 && pt.getX() < getWidth() && |
||
743 | pt.getY() >= 0 && pt.getY() < getHeight())
|
||
744 | return true; |
||
745 | } catch (NoninvertibleTransformException e) { |
||
746 | return false; |
||
747 | } |
||
748 | |||
749 | return false; |
||
750 | } |
||
751 | |||
752 | /**
|
||
753 | * Consulta de si un raster tiene rotaci?n o no.
|
||
754 | * @return true si tiene rotaci?n y false si no la tiene.
|
||
755 | */
|
||
756 | public boolean isRotated() { |
||
757 | if(externalTransformation.getShearX() != 0 || externalTransformation.getShearY() != 0) |
||
758 | return true; |
||
759 | return false; |
||
760 | } |
||
761 | |||
762 | /**
|
||
763 | * Devuelve si el RasterDataSet tiene el valor noData activo
|
||
764 | * @return the noDataEnabled
|
||
765 | */
|
||
766 | public boolean isNoDataEnabled() { |
||
767 | return noDataEnabled;
|
||
768 | } |
||
769 | |||
770 | /**
|
||
771 | * Define si el RasterDataSet tiene el valor noData activo
|
||
772 | * @param noDataEnabled the noDataEnabled to set
|
||
773 | */
|
||
774 | public void setNoDataEnabled(boolean noDataEnabled) { |
||
775 | this.noDataEnabled = noDataEnabled;
|
||
776 | } |
||
777 | |||
778 | /**
|
||
779 | * Devuelve si el Dataset es reproyectable
|
||
780 | * @return
|
||
781 | */
|
||
782 | public boolean isReproyectable() { |
||
783 | return false; |
||
784 | } |
||
785 | |||
786 | public String getWktProjection() { |
||
787 | return wktProjection;
|
||
788 | } |
||
789 | |||
790 | /*
|
||
791 | * (non-Javadoc)
|
||
792 | * @see org.gvsig.raster.impl.dataset.RasterProvider#saveObjectToRmf(java.lang.Class, java.lang.Object)
|
||
793 | */
|
||
794 | @SuppressWarnings("unchecked") |
||
795 | public void saveObjectToRmf(Class class1, Object value) throws RmfSerializerException { |
||
796 | 135 | nbrodin | ((DefaultProviderServices)RasterLocator.getManager().getProviderServices()).saveObjectToRmfFile(getRmfBlocksManager(), class1, value); |
797 | 76 | nbrodin | } |
798 | |||
799 | /**
|
||
800 | * Carga un objecto desde un serializador del tipo class1. Usa value para iniciar dicho
|
||
801 | * serializador
|
||
802 | *
|
||
803 | * @param class1
|
||
804 | * @param value
|
||
805 | * @return
|
||
806 | * @throws RmfSerializerException
|
||
807 | */
|
||
808 | @SuppressWarnings("unchecked") |
||
809 | 132 | nbrodin | private static Object loadObjectFromRmfFile(RmfBlocksManager blocksManager, Class class1, Object value) throws RmfSerializerException { |
810 | 135 | nbrodin | ClassSerializer serializerObject = ((DefaultProviderServices)RasterLocator.getManager().getProviderServices()).getSerializerObject(class1, value); |
811 | 76 | nbrodin | |
812 | if (serializerObject == null) |
||
813 | throw new RmfSerializerException("No se ha podido encontrar el serializador para el Rmf"); |
||
814 | |||
815 | if (!blocksManager.checkRmf())
|
||
816 | throw new RmfSerializerException("Error al comprobar el fichero Rmf"); |
||
817 | |||
818 | blocksManager.addClient(serializerObject); |
||
819 | try {
|
||
820 | blocksManager.read(null);
|
||
821 | } catch (ParsingException e) {
|
||
822 | throw new RmfSerializerException("Error al leer el fichero Rmf", e); |
||
823 | } |
||
824 | blocksManager.removeAllClients(); |
||
825 | |||
826 | return serializerObject.getResult();
|
||
827 | } |
||
828 | |||
829 | /*
|
||
830 | * (non-Javadoc)
|
||
831 | * @see org.gvsig.raster.impl.dataset.RasterProvider#loadObjectFromRmf(java.lang.Class, java.lang.Object)
|
||
832 | */
|
||
833 | @SuppressWarnings("unchecked") |
||
834 | public Object loadObjectFromRmf(Class class1, Object value) throws RmfSerializerException { |
||
835 | return loadObjectFromRmfFile(getRmfBlocksManager(), class1, value);
|
||
836 | } |
||
837 | |||
838 | /**
|
||
839 | * Carga un objeto del fichero RMF especificado por parametro
|
||
840 | * @param file
|
||
841 | * @param class1
|
||
842 | * @param value
|
||
843 | * @return
|
||
844 | * @throws RmfSerializerException
|
||
845 | */
|
||
846 | @SuppressWarnings("unchecked") |
||
847 | 132 | nbrodin | public static Object loadObjectFromRmfFile(String file, Class class1, Object value) throws RmfSerializerException { |
848 | String fileRMF = RasterLocator.getManager().getFileUtils().getNameWithoutExtension(file) + ".rmf"; |
||
849 | 76 | nbrodin | RmfBlocksManager blocksManager = new RmfBlocksManager(fileRMF);
|
850 | return loadObjectFromRmfFile(blocksManager, class1, value);
|
||
851 | } |
||
852 | |||
853 | /**
|
||
854 | * Guarda en el RMF el objecto actual en caso de que exista un serializador para el
|
||
855 | * @param value
|
||
856 | * @throws RmfSerializerException
|
||
857 | */
|
||
858 | public void saveObjectToRmf(Object value) throws RmfSerializerException { |
||
859 | saveObjectToRmf(value.getClass(), value); |
||
860 | } |
||
861 | |||
862 | /**
|
||
863 | * Carga un objecto desde un serializador usando el tipo del mismo objeto pasado por parametro.
|
||
864 | * Usa value para iniciar dicho serializador
|
||
865 | * @param value
|
||
866 | * @return
|
||
867 | * @throws RmfSerializerException
|
||
868 | */
|
||
869 | public Object loadObjectFromRmf(Object value) throws RmfSerializerException { |
||
870 | return loadObjectFromRmf(value.getClass(), value);
|
||
871 | } |
||
872 | |||
873 | /*
|
||
874 | * (non-Javadoc)
|
||
875 | * @see org.gvsig.fmap.dal.coverage.dataset.RasterDataSet#getDatasetCount()
|
||
876 | */
|
||
877 | public int getDatasetCount() { |
||
878 | return 1; |
||
879 | } |
||
880 | |||
881 | |||
882 | public double getCellSize() { |
||
883 | try {
|
||
884 | Extent e = getExtent(); |
||
885 | double dCellsize = (e.getMax().getX() - e.getMin().getX() ) / getWidth();
|
||
886 | return dCellsize;
|
||
887 | } catch (NullPointerException e) { |
||
888 | return 1; |
||
889 | } |
||
890 | } |
||
891 | |||
892 | |||
893 | public RasterProvider newProvider() {
|
||
894 | return null; |
||
895 | } |
||
896 | |||
897 | /*
|
||
898 | * (non-Javadoc)
|
||
899 | * @see org.gvsig.raster.impl.dataset.RasterProvider#getColorTable()
|
||
900 | */
|
||
901 | public ColorTable getColorTable() {
|
||
902 | return colorTable;
|
||
903 | } |
||
904 | |||
905 | /**
|
||
906 | * Define el objeto paleta. Si se define null quiere decir que no tiene paleta
|
||
907 | * para su visualizaci?n.
|
||
908 | * @param value
|
||
909 | */
|
||
910 | public void setColorTable(ColorTable value) { |
||
911 | colorTable = value; |
||
912 | } |
||
913 | |||
914 | /*
|
||
915 | * (non-Javadoc)
|
||
916 | * @see org.gvsig.raster.impl.dataset.RasterProvider#getTransparency()
|
||
917 | */
|
||
918 | public Transparency getTransparency() { |
||
919 | return null; |
||
920 | } |
||
921 | |||
922 | /*
|
||
923 | * (non-Javadoc)
|
||
924 | 123 | nbrodin | * @see org.gvsig.raster.impl.provider.RasterProvider#getMetadata()
|
925 | 76 | nbrodin | */
|
926 | 162 | nbrodin | public DataStoreMetadata getMetadata() {
|
927 | 76 | nbrodin | return null; |
928 | } |
||
929 | |||
930 | /*
|
||
931 | * (non-Javadoc)
|
||
932 | * @see org.gvsig.raster.impl.dataset.RasterProvider#getColorInterpretation()
|
||
933 | */
|
||
934 | public ColorInterpretation getColorInterpretation(){
|
||
935 | return colorInterpretation;
|
||
936 | } |
||
937 | |||
938 | /**
|
||
939 | * Asigna el objeto que contiene que contiene la interpretaci?n de
|
||
940 | * color por banda
|
||
941 | 162 | nbrodin | * @param DataStoreColorInterpretation
|
942 | 76 | nbrodin | */
|
943 | 162 | nbrodin | public void setColorInterpretation(DataStoreColorInterpretation colorInterpretation){ |
944 | 76 | nbrodin | this.colorInterpretation = colorInterpretation;
|
945 | } |
||
946 | |||
947 | /*
|
||
948 | * (non-Javadoc)
|
||
949 | * @see org.gvsig.raster.impl.dataset.RasterProvider#getStatistics()
|
||
950 | */
|
||
951 | 162 | nbrodin | public DataStoreStatistics getStatistics() {
|
952 | 76 | nbrodin | return stats;
|
953 | } |
||
954 | |||
955 | /*
|
||
956 | * (non-Javadoc)
|
||
957 | * @see org.gvsig.raster.impl.dataset.RasterProvider#getHistogram()
|
||
958 | */
|
||
959 | public Histogram getHistogram() {
|
||
960 | if (histogram == null) |
||
961 | 162 | nbrodin | histogram = new DataStoreHistogram(this); |
962 | 76 | nbrodin | return histogram;
|
963 | } |
||
964 | 90 | nbrodin | |
965 | //****************************************************
|
||
966 | //*********Implementing Disposable methods************
|
||
967 | //****************************************************
|
||
968 | |||
969 | /*
|
||
970 | * (non-Javadoc)
|
||
971 | * @see org.gvsig.tools.dispose.impl.AbstractDisposable#doDispose()
|
||
972 | */
|
||
973 | public void doDispose() { |
||
974 | |||
975 | } |
||
976 | 138 | nbrodin | |
977 | //****************************************************
|
||
978 | //*****Implementing DataStoreProvider methods*********
|
||
979 | //****************************************************
|
||
980 | |||
981 | /**
|
||
982 | * Gets the specific parameter. All of them inherit from RasterStoreParameters
|
||
983 | */
|
||
984 | //public abstract RasterStoreParameters getRasterParameters();
|
||
985 | |||
986 | @SuppressWarnings("deprecation") |
||
987 | @Override
|
||
988 | public DataServerExplorer getExplorer() throws ReadException, |
||
989 | ValidateDataParametersException { |
||
990 | DataManager manager = DALLocator.getDataManager(); |
||
991 | FilesystemServerExplorerParameters params; |
||
992 | try {
|
||
993 | params = (FilesystemServerExplorerParameters) manager |
||
994 | .createServerExplorerParameters(FilesystemServerExplorer.NAME); |
||
995 | 159 | nbrodin | params.setRoot(((AbstractRasterStoreParameters)this.getDataParameters()).getFile().getParent());
|
996 | 138 | nbrodin | return manager.createServerExplorer(params);
|
997 | } catch (DataException e) {
|
||
998 | throw new ReadException(this.getName(), e); |
||
999 | } |
||
1000 | } |
||
1001 | 159 | nbrodin | |
1002 | |||
1003 | /**
|
||
1004 | * Returs the DataParameters
|
||
1005 | * @return
|
||
1006 | */
|
||
1007 | public DataParameters getDataParameters() {
|
||
1008 | return getDataStoreParameters();
|
||
1009 | 138 | nbrodin | } |
1010 | |||
1011 | /*
|
||
1012 | * (non-Javadoc)
|
||
1013 | * @see org.gvsig.fmap.dal.spi.DataStoreProvider#getChilds()
|
||
1014 | */
|
||
1015 | @SuppressWarnings("unchecked") |
||
1016 | public Iterator getChilds() { |
||
1017 | return null; |
||
1018 | } |
||
1019 | |||
1020 | /*
|
||
1021 | * (non-Javadoc)
|
||
1022 | * @see org.gvsig.fmap.dal.spi.DataStoreProvider#getResource()
|
||
1023 | */
|
||
1024 | public ResourceProvider getResource() {
|
||
1025 | return null; |
||
1026 | } |
||
1027 | |||
1028 | /*
|
||
1029 | * (non-Javadoc)
|
||
1030 | * @see org.gvsig.fmap.dal.spi.DataStoreProvider#getSourceId()
|
||
1031 | */
|
||
1032 | public Object getSourceId() { |
||
1033 | 159 | nbrodin | return ((AbstractRasterStoreParameters)this.getDataParameters()).getFile(); |
1034 | 138 | nbrodin | } |
1035 | |||
1036 | /*
|
||
1037 | * (non-Javadoc)
|
||
1038 | * @see org.gvsig.fmap.dal.spi.DataStoreProvider#open()
|
||
1039 | */
|
||
1040 | public void open() throws OpenException { |
||
1041 | } |
||
1042 | 161 | nbrodin | |
1043 | /**
|
||
1044 | * Traduce el nombre del fichero por un alias asignado por el propio driver.
|
||
1045 | * Cuando es traducido por un alias el driver intentar? abrir el alias y no el
|
||
1046 | * fichero. Esto es util porque algunos formatos tienen la extensi?n en el
|
||
1047 | * fichero de cabecera pero lo que se abre realmente es el fichero de datos.
|
||
1048 | * @param fileName
|
||
1049 | * @return
|
||
1050 | */
|
||
1051 | public String translateFileName(String fileName) { |
||
1052 | return fileName;
|
||
1053 | } |
||
1054 | |||
1055 | public String getFName() { |
||
1056 | return name;
|
||
1057 | } |
||
1058 | |||
1059 | public void setFName(String n) { |
||
1060 | name = n; |
||
1061 | } |
||
1062 | |||
1063 | public long getFileSize() { |
||
1064 | return fileSize;
|
||
1065 | } |
||
1066 | |||
1067 | public void setFileSize(long sz) { |
||
1068 | fileSize = sz; |
||
1069 | } |
||
1070 | |||
1071 | /*
|
||
1072 | * (non-Javadoc)
|
||
1073 | * @see org.gvsig.raster.impl.provider.RasterProvider#getProjection()
|
||
1074 | */
|
||
1075 | public IProjection getProjection() {
|
||
1076 | return proj;
|
||
1077 | } |
||
1078 | |||
1079 | public void setProjection(IProjection p) { |
||
1080 | proj = p; |
||
1081 | } |
||
1082 | |||
1083 | protected long getTime() { |
||
1084 | return (new Date()).getTime(); |
||
1085 | } |
||
1086 | |||
1087 | /*
|
||
1088 | * (non-Javadoc)
|
||
1089 | * @see org.gvsig.fmap.dal.coverage.dataset.RasterDataSet#setAffineTransform(java.awt.geom.AffineTransform)
|
||
1090 | */
|
||
1091 | public void setAffineTransform(AffineTransform t) { |
||
1092 | externalTransformation = (AffineTransform) t.clone();
|
||
1093 | } |
||
1094 | |||
1095 | /*
|
||
1096 | * (non-Javadoc)
|
||
1097 | * @see org.gvsig.fmap.dal.coverage.dataset.RasterDataSet#getAffineTransform()
|
||
1098 | */
|
||
1099 | public AffineTransform getAffineTransform() { |
||
1100 | return externalTransformation;
|
||
1101 | } |
||
1102 | |||
1103 | /**
|
||
1104 | * Elimina la matriz de transformaci?n asociada al raster y que se tiene en
|
||
1105 | * cuenta para el setView. Este reseteo tendr? en cuenta que si el raster
|
||
1106 | * tiene asociado un rmf esta transformaci?n no ser? eliminada sino que se
|
||
1107 | * asignar? la correspondiente al rmf existente.
|
||
1108 | * @return devuelve true si tiene fichero rmf asociado y false si no lo tiene.
|
||
1109 | */
|
||
1110 | public void resetAffineTransform() { |
||
1111 | externalTransformation.setToIdentity(); |
||
1112 | } |
||
1113 | |||
1114 | /*
|
||
1115 | * (non-Javadoc)
|
||
1116 | * @see org.gvsig.fmap.dal.coverage.dataset.RasterDataSet#getOwnAffineTransform()
|
||
1117 | */
|
||
1118 | public AffineTransform getOwnAffineTransform() { |
||
1119 | return ownTransformation;
|
||
1120 | } |
||
1121 | 76 | nbrodin | } |