svn-gvsig-desktop / tags / v2_0_0_Build_2035 / extensions / org.gvsig.symbology.app / org.gvsig.symbology.app.importsymbols / src / main / java / org / gvsig / symbology / app / importsymbols / ImportSymbolsExtension.java @ 36343
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1 | 34821 | nfrancisco | /* 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 | |||
23 | package org.gvsig.symbology.app.importsymbols; |
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24 | |||
25 | import java.awt.Component; |
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26 | import java.io.File; |
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27 | import java.io.FileInputStream; |
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28 | import java.io.FileOutputStream; |
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29 | import java.io.IOException; |
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30 | import java.net.URL; |
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31 | import java.text.MessageFormat; |
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32 | 35933 | cordinyana | import java.util.HashSet; |
33 | import java.util.Set; |
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34 | 34821 | nfrancisco | |
35 | import javax.swing.JFileChooser; |
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36 | import javax.swing.JOptionPane; |
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37 | 35933 | cordinyana | import javax.swing.filechooser.FileFilter; |
38 | 34821 | nfrancisco | |
39 | import org.slf4j.Logger; |
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40 | import org.slf4j.LoggerFactory; |
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41 | |||
42 | import org.gvsig.andami.plugins.Extension; |
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43 | import org.gvsig.fmap.mapcontext.MapContextLocator; |
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44 | import org.gvsig.fmap.mapcontext.rendering.symbols.SymbolManager; |
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45 | import org.gvsig.symbology.SymbologyLocator; |
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46 | import org.gvsig.symbology.SymbologyManager; |
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47 | import org.gvsig.symbology.fmap.mapcontext.rendering.symbol.marker.IPictureMarkerSymbol; |
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48 | import org.gvsig.tools.ToolsLocator; |
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49 | import org.gvsig.tools.persistence.PersistenceManager; |
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50 | import org.gvsig.tools.persistence.PersistentState; |
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51 | import org.gvsig.tools.persistence.exception.PersistenceException; |
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52 | import org.gvsig.tools.persistence.exception.PersistenceValidateExceptions; |
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53 | |||
54 | public class ImportSymbolsExtension extends Extension { |
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55 | |||
56 | private static Logger LOG = |
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57 | LoggerFactory.getLogger(ImportSymbolsExtension.class); |
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58 | 35933 | cordinyana | |
59 | private static final Set<String> imageExtensionsAllowed; |
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60 | |||
61 | static {
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62 | imageExtensionsAllowed = new HashSet<String>(); |
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63 | imageExtensionsAllowed.add("png");
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64 | imageExtensionsAllowed.add("jpg");
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65 | imageExtensionsAllowed.add("jpeg");
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66 | imageExtensionsAllowed.add("gif");
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67 | imageExtensionsAllowed.add("bmp");
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68 | imageExtensionsAllowed.add("svg");
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69 | } |
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70 | 34821 | nfrancisco | |
71 | // returns the output folder (/home/user/gvSIG/Symbols)
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72 | private File getOutputFolderPath() { |
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73 | |||
74 | SymbolManager manager = MapContextLocator.getSymbolManager(); |
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75 | return new File(manager.getSymbolPreferences().getSymbolLibraryPath()); |
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76 | } |
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77 | |||
78 | private String deleteExtension(File file) { |
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79 | String outFileName =
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80 | file.getPath().substring(0, file.getPath().lastIndexOf(".")); |
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81 | return outFileName;
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82 | |||
83 | } |
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84 | |||
85 | 34824 | nfrancisco | // gets the selection image (from filename.png it returns filenamesel.png,
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86 | // for example)
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87 | 34821 | nfrancisco | private File getSelImage(File imageIn) { |
88 | |||
89 | String cadena = deleteExtension(imageIn);
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90 | String extension =
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91 | imageIn.getPath().substring(imageIn.getPath().lastIndexOf("."),
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92 | imageIn.getPath().length()); |
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93 | |||
94 | String selPath = cadena + "sel" + extension; |
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95 | File imageOut = new File(selPath); |
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96 | |||
97 | return imageOut;
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98 | |||
99 | } |
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100 | |||
101 | // Copies File imageIn to imageOut
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102 | private void copy(File imageIn, File imageOut) throws IOException { |
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103 | |||
104 | FileInputStream from = null; |
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105 | FileOutputStream to = null; |
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106 | |||
107 | from = new FileInputStream(imageIn.getPath()); |
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108 | to = new FileOutputStream(imageOut.getPath()); |
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109 | |||
110 | try {
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111 | |||
112 | byte[] buffer = new byte[4096]; |
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113 | int bytesRead;
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114 | |||
115 | while ((bytesRead = from.read(buffer)) != -1) { |
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116 | to.write(buffer, 0, bytesRead); // write |
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117 | } |
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118 | |||
119 | } finally {
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120 | if (from != null) { |
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121 | try {
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122 | from.close(); |
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123 | } catch (IOException e) { |
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124 | ; |
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125 | } |
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126 | } |
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127 | if (to != null) { |
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128 | try {
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129 | to.close(); |
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130 | } catch (IOException e) { |
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131 | ; |
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132 | } |
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133 | } |
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134 | } |
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135 | |||
136 | } |
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137 | |||
138 | private void addImageSymbol(File image) throws IOException { |
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139 | |||
140 | int option;
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141 | boolean sobreescribir = true; |
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142 | File selImage = getSelImage(image);
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143 | |||
144 | File imageOut = new File(getOutputFolderPath() + "/" + image.getName()); |
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145 | File selImageOut =
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146 | new File(getOutputFolderPath() + "/" + selImage.getName()); |
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147 | |||
148 | // Overwrite or not
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149 | if (imageOut.exists()) {
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150 | 34824 | nfrancisco | Object[] options = { getText("_Overwrite"), getText("_Cancel") }; |
151 | 34821 | nfrancisco | |
152 | option = |
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153 | 34824 | nfrancisco | JOptionPane
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154 | .showOptionDialog( |
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155 | null,
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156 | MessageFormat
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157 | .format( |
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158 | getText("The file_{0}_already_exists.\n\n_Do_you_want_to_overwrite_it?"),
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159 | imageOut.getPath()), |
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160 | getText("_Import_symbols"), JOptionPane.DEFAULT_OPTION, |
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161 | JOptionPane.INFORMATION_MESSAGE, null, options, |
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162 | options[0]);
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163 | 34821 | nfrancisco | |
164 | if (option == 1) { |
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165 | sobreescribir = false;
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166 | } |
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167 | } |
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168 | |||
169 | SymbologyManager manager = SymbologyLocator.getSymbologyManager(); |
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170 | SymbolManager symbolManager = MapContextLocator.getSymbolManager(); |
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171 | |||
172 | if (sobreescribir) {
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173 | try {
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174 | |||
175 | // Copies the image to the output folder
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176 | copy(image, imageOut); |
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177 | |||
178 | URL imageURL = imageOut.toURI().toURL();
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179 | URL selImageURL = null; |
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180 | |||
181 | // tries to copy the selection image
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182 | if (selImage.exists()) {
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183 | copy(selImage, selImageOut); |
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184 | selImageURL = selImageOut.toURI().toURL(); |
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185 | } |
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186 | |||
187 | IPictureMarkerSymbol symbol = |
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188 | manager.createPictureMarkerSymbol(imageURL, selImageURL); |
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189 | |||
190 | PersistenceManager persistenceManager = |
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191 | ToolsLocator.getPersistenceManager(); |
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192 | |||
193 | PersistentState state = persistenceManager.getState(symbol); |
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194 | |||
195 | // change file extension
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196 | 34824 | nfrancisco | String outFileName =
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197 | deleteExtension(imageOut) |
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198 | + symbolManager.getSymbolPreferences() |
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199 | .getSymbolFileExtension(); |
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200 | 34821 | nfrancisco | |
201 | FileOutputStream out = new FileOutputStream(outFileName); |
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202 | persistenceManager.saveState(state, out); |
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203 | |||
204 | } catch (PersistenceValidateExceptions e) {
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205 | 35929 | cordinyana | IOException ioex = new IOException(); |
206 | ioex.initCause(e); |
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207 | throw ioex;
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208 | 34821 | nfrancisco | } catch (PersistenceException e) {
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209 | 35929 | cordinyana | IOException ioex = new IOException(); |
210 | ioex.initCause(e); |
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211 | throw ioex;
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212 | 34821 | nfrancisco | } |
213 | } else {
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214 | |||
215 | } |
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216 | } |
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217 | |||
218 | public void execute(String actionCommand) { |
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219 | if (actionCommand.equalsIgnoreCase("Import_symbols")) { |
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220 | |||
221 | // Create a file chooser
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222 | final JFileChooser fc = new JFileChooser(); |
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223 | |||
224 | Component parent = null; |
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225 | |||
226 | // the fileChooser will only accept jpg, gif, png, jpeg, bmp and svg
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227 | // image formats
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228 | 35933 | cordinyana | fc.setFileFilter(new FileFilter() { |
229 | |||
230 | /*
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231 | * Get the extension of a file.
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232 | */
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233 | public String getExtension(File f) { |
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234 | String ext = null; |
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235 | String s = f.getName();
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236 | int i = s.lastIndexOf('.'); |
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237 | |||
238 | if (i > 0 && i < s.length() - 1) { |
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239 | ext = s.substring(i + 1).toLowerCase();
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240 | } |
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241 | return ext;
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242 | } |
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243 | |||
244 | @Override
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245 | public String getDescription() { |
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246 | return "JPG, GIF, PNG, JPEG, BMP & SVG Images"; |
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247 | } |
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248 | |||
249 | @Override
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250 | public boolean accept(File f) { |
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251 | if (f.isDirectory()) {
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252 | return true; |
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253 | } |
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254 | |||
255 | String extension = getExtension(f);
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256 | 35934 | cordinyana | return extension != null |
257 | && imageExtensionsAllowed.contains(extension); |
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258 | 35933 | cordinyana | } |
259 | }); |
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260 | |||
261 | 34821 | nfrancisco | fc.setMultiSelectionEnabled(true);
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262 | |||
263 | 34824 | nfrancisco | fc.showDialog(parent, getText("_Import_symbols"));
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264 | 34821 | nfrancisco | |
265 | // for every selected file, a symbol is created
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266 | for (int i = 0; i < fc.getSelectedFiles().length; i++) { |
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267 | File image = fc.getSelectedFiles()[i];
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268 | try {
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269 | addImageSymbol(image); |
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270 | } catch (IOException e) { |
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271 | 34824 | nfrancisco | LOG.error(MessageFormat.format(
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272 | getText("_An error_ocurred_creating_the_symbol_related_to_{0}"),
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273 | image.getAbsolutePath()), e); |
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274 | |||
275 | 34821 | nfrancisco | // Error message, the symbol may not have been imported.
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276 | 34824 | nfrancisco | JOptionPane
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277 | .showMessageDialog( |
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278 | null,
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279 | MessageFormat
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280 | .format( |
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281 | getText("_An_error_ocurred_creating_the_simbol_related_to_{0}"),
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282 | image.getAbsolutePath()), |
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283 | "_Import_symbols", JOptionPane.ERROR_MESSAGE); |
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284 | 34821 | nfrancisco | } |
285 | } |
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286 | // Message that the import has finished, with or without errors.
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287 | JOptionPane.showMessageDialog(null, |
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288 | 34824 | nfrancisco | getText("_Importing_symbols_has_finished."),
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289 | "_Import_symbols", JOptionPane.INFORMATION_MESSAGE); |
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290 | 34821 | nfrancisco | |
291 | } |
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292 | } |
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293 | |||
294 | public void initialize() { |
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295 | |||
296 | } |
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297 | |||
298 | @Override
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299 | public void postInitialize() { |
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300 | |||
301 | } |
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302 | |||
303 | public boolean isEnabled() { |
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304 | return true; |
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305 | } |
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306 | |||
307 | public boolean isVisible() { |
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308 | return true; |
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309 | } |
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310 | |||
311 | } |