root / branches / Mobile_Compatible_Hito_1 / libFMap / src / es / prodevelop / gvsig / mobile / fmap / driver / raster / DefaultRasterDriver.java @ 21606
History | View | Annotate | Download (5.77 KB)
| 1 |
/*
|
|---|---|
| 2 |
* Created on 17-dic-2004
|
| 3 |
*/
|
| 4 |
/* gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana
|
| 5 |
*
|
| 6 |
* Copyright (C) 2004 IVER T.I. and Generalitat Valenciana.
|
| 7 |
*
|
| 8 |
* This program is free software; you can redistribute it and/or
|
| 9 |
* modify it under the terms of the GNU General Public License
|
| 10 |
* as published by the Free Software Foundation; either version 2
|
| 11 |
* of the License, or (at your option) any later version.
|
| 12 |
*
|
| 13 |
* This program is distributed in the hope that it will be useful,
|
| 14 |
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
| 15 |
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
| 16 |
* GNU General Public License for more details.
|
| 17 |
*
|
| 18 |
* You should have received a copy of the GNU General Public License
|
| 19 |
* along with this program; if not, write to the Free Software
|
| 20 |
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,USA.
|
| 21 |
*
|
| 22 |
* For more information, contact:
|
| 23 |
*
|
| 24 |
* Generalitat Valenciana
|
| 25 |
* Conselleria d'Infraestructures i Transport
|
| 26 |
* Av. Blasco Ib??ez, 50
|
| 27 |
* 46010 VALENCIA
|
| 28 |
* SPAIN
|
| 29 |
*
|
| 30 |
* +34 963862235
|
| 31 |
* gvsig@gva.es
|
| 32 |
* www.gvsig.gva.es
|
| 33 |
*
|
| 34 |
* or
|
| 35 |
*
|
| 36 |
* IVER T.I. S.A
|
| 37 |
* Salamanca 50
|
| 38 |
* 46005 Valencia
|
| 39 |
* Spain
|
| 40 |
*
|
| 41 |
* +34 963163400
|
| 42 |
* dac@iver.es
|
| 43 |
*/
|
| 44 |
/************************************************
|
| 45 |
* *
|
| 46 |
* Modfied By: *
|
| 47 |
* Prodevelop Integraci?n de Tecnolog?as SL *
|
| 48 |
* Conde Salvatierra de ?lava , 34-10 *
|
| 49 |
* 46004 Valencia *
|
| 50 |
* Spain *
|
| 51 |
* *
|
| 52 |
* +34 963 510 612 *
|
| 53 |
* +34 963 510 968 *
|
| 54 |
* gis@prodevelop.es *
|
| 55 |
* http://www.prodevelop.es *
|
| 56 |
* *
|
| 57 |
* gvSIG Mobile Team 2006 *
|
| 58 |
* *
|
| 59 |
************************************************/
|
| 60 |
|
| 61 |
package es.prodevelop.gvsig.mobile.fmap.driver.raster; |
| 62 |
|
| 63 |
import java.awt.Graphics2D; |
| 64 |
import java.awt.geom.AffineTransform; |
| 65 |
import java.awt.geom.Rectangle2D; |
| 66 |
import java.io.File; |
| 67 |
import java.io.IOException; |
| 68 |
|
| 69 |
import es.prodevelop.gvsig.mobile.fmap.driver.FMapDriverException; |
| 70 |
import es.prodevelop.gvsig.mobile.fmap.proj.IProjection; |
| 71 |
import es.prodevelop.gvsig.mobile.fmap.viewport.ViewPort; |
| 72 |
|
| 73 |
/**
|
| 74 |
* Driver de raster (tal y como los abre CMS.
|
| 75 |
* Primera aproximaci?n al raster. Borrador para revisar.
|
| 76 |
*
|
| 77 |
* @author Luis W. Sevilla (sevilla_lui@gva.es)
|
| 78 |
*/
|
| 79 |
public class DefaultRasterDriver implements GeorreferencedRasterDriver { |
| 80 |
|
| 81 |
public final static int FILE_TYPE_UKW = -1; |
| 82 |
public final static int FILE_TYPE_ECW = 0; |
| 83 |
public final static int FILE_TYPE_TIF = 1; |
| 84 |
public final static int FILE_TYPE_GIF = 2; |
| 85 |
public final static int FILE_TYPE_JPG = 3; |
| 86 |
|
| 87 |
private int type = FILE_TYPE_UKW; |
| 88 |
private File file = null; |
| 89 |
private String filePath = ""; |
| 90 |
private IProjection proj = null; |
| 91 |
int trans = 255; |
| 92 |
|
| 93 |
public String getFilePath() { |
| 94 |
return filePath;
|
| 95 |
} |
| 96 |
|
| 97 |
public String getName() { |
| 98 |
return "gvSIG Image Driver"; |
| 99 |
} |
| 100 |
|
| 101 |
public void open(File f) throws IOException { |
| 102 |
file = f; |
| 103 |
} |
| 104 |
|
| 105 |
public void close() throws IOException { |
| 106 |
} |
| 107 |
|
| 108 |
/* (non-Javadoc)
|
| 109 |
* @see com.iver.cit.gvsig.fmap.drivers.RasterDriver#initialize()
|
| 110 |
*/
|
| 111 |
public void initialize() throws IOException { |
| 112 |
if (proj != null){ |
| 113 |
filePath = file.getCanonicalPath(); |
| 114 |
type = getType(filePath); |
| 115 |
|
| 116 |
switch (type) {
|
| 117 |
|
| 118 |
case FILE_TYPE_UKW:
|
| 119 |
throw new IOException("Tipo desconocido."); |
| 120 |
case FILE_TYPE_ECW:
|
| 121 |
break;
|
| 122 |
case FILE_TYPE_TIF:
|
| 123 |
break;
|
| 124 |
case FILE_TYPE_GIF:
|
| 125 |
break;
|
| 126 |
case FILE_TYPE_JPG:
|
| 127 |
break;
|
| 128 |
|
| 129 |
} |
| 130 |
|
| 131 |
} else {
|
| 132 |
throw new IOException("Proyecci?n no asignada"); |
| 133 |
} |
| 134 |
|
| 135 |
} |
| 136 |
|
| 137 |
private int getType(String path) { |
| 138 |
|
| 139 |
int ind_ext = path.lastIndexOf("."); |
| 140 |
if (ind_ext == -1) { |
| 141 |
return FILE_TYPE_UKW;
|
| 142 |
} |
| 143 |
String ext = filePath.substring(ind_ext + 1, filePath.length()); |
| 144 |
if (ext.compareToIgnoreCase("ecw") == 0) return FILE_TYPE_ECW; |
| 145 |
if (ext.compareToIgnoreCase("tif") == 0) return FILE_TYPE_TIF; |
| 146 |
if (ext.compareToIgnoreCase("tiff") == 0) return FILE_TYPE_TIF; |
| 147 |
if (ext.compareToIgnoreCase("gif") == 0) return FILE_TYPE_GIF; |
| 148 |
if (ext.compareToIgnoreCase("jpg") == 0) return FILE_TYPE_JPG; |
| 149 |
return FILE_TYPE_UKW;
|
| 150 |
} |
| 151 |
|
| 152 |
|
| 153 |
/**
|
| 154 |
* @see com.iver.cit.gvsig.fmap.drivers.GeorreferencedRasterDriver#initialize(org.cresques.cts.IProjection)
|
| 155 |
*/
|
| 156 |
public void initialize(IProjection p) throws IOException { |
| 157 |
proj = p; |
| 158 |
} |
| 159 |
|
| 160 |
|
| 161 |
public int getTransparency() { |
| 162 |
return trans;
|
| 163 |
} |
| 164 |
|
| 165 |
public void setTransparency(int t) { |
| 166 |
trans = t; |
| 167 |
} |
| 168 |
|
| 169 |
public IProjection getProjection() {
|
| 170 |
return proj;
|
| 171 |
} |
| 172 |
|
| 173 |
public void setProjection(IProjection p) { |
| 174 |
proj = p; |
| 175 |
} |
| 176 |
|
| 177 |
public int getNumBands() { |
| 178 |
return 0; |
| 179 |
} |
| 180 |
|
| 181 |
|
| 182 |
public int getRasterDataType() { |
| 183 |
return 0; |
| 184 |
} |
| 185 |
|
| 186 |
/* (non-Javadoc)
|
| 187 |
* @see com.iver.cit.gvsig.fmap.drivers.RasterDriver#getData(int, int, int)
|
| 188 |
*/
|
| 189 |
public Object getData(int x, int y, int band) { |
| 190 |
return null; |
| 191 |
} |
| 192 |
|
| 193 |
public boolean fileAccepted(File file) { |
| 194 |
|
| 195 |
try {
|
| 196 |
filePath = file.getCanonicalPath(); |
| 197 |
int ind_ext = filePath.lastIndexOf("."); |
| 198 |
if (ind_ext == -1) { |
| 199 |
return false; |
| 200 |
} |
| 201 |
String ext = filePath.substring(ind_ext + 1, filePath.length()); |
| 202 |
return acceptedExtension(ext);
|
| 203 |
} catch (IOException e) { |
| 204 |
return false; |
| 205 |
} |
| 206 |
} |
| 207 |
|
| 208 |
private boolean acceptedExtension(String ext) { |
| 209 |
|
| 210 |
if (ext.compareToIgnoreCase("ecw") == 0) return true; |
| 211 |
if (ext.compareToIgnoreCase("tif") == 0) return true; |
| 212 |
if (ext.compareToIgnoreCase("tiff") == 0) return true; |
| 213 |
if (ext.compareToIgnoreCase("gif") == 0) return true; |
| 214 |
if (ext.compareToIgnoreCase("jpg") == 0) return true; |
| 215 |
return false; |
| 216 |
} |
| 217 |
|
| 218 |
public int[] getPixel(double wcx, double wcy){ |
| 219 |
return null; |
| 220 |
} |
| 221 |
|
| 222 |
public boolean isGeoreferenced() { |
| 223 |
return true; |
| 224 |
} |
| 225 |
|
| 226 |
public void setAffineTransform(AffineTransform t){ |
| 227 |
} |
| 228 |
|
| 229 |
public AffineTransform getAffineTransform(){ |
| 230 |
return null; |
| 231 |
} |
| 232 |
|
| 233 |
public Rectangle2D getFullExtent() { |
| 234 |
// TODO Auto-generated method stub
|
| 235 |
return null; |
| 236 |
} |
| 237 |
|
| 238 |
public void draw(Graphics2D g, ViewPort viewPort) throws FMapDriverException { |
| 239 |
// TODO Auto-generated method stub
|
| 240 |
|
| 241 |
} |
| 242 |
|
| 243 |
} |