Mercurial > mxd2map

annotate src/java/de/intevation/mxd/reader/PictureLineSymbolReader.java @ 279:1853c9809404

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* HowTo-Release.txt: More improvements (MD5sum-commands added)
author Stephan Holl <stephan.holl@intevation.de>
date Thu, 06 Oct 2011 13:37:31 +0200
parents 2cb2f26d0d54
children a46adb3697fa
rev   line source
243
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1 /*
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2 * Copyright (c) 2011 by Intevation GmbH, Germany <info@intevation.de>
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3 *
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4 * This file is part of MXD2map.
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5 *
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6 * This program is free software under the LGPL (>=v2.1)
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7 * Read the file LICENCE.txt coming with the software for details
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8 * or visit http://www.gnu.org/licenses/ if it does not exist.
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9 *
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10 * MXD2map has been developed on behalf of the
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11 * Bundesamt fuer Seeschifffahrt und Hydrographie (BSH) in Hamburg
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12 * by Intevation GmbH.
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13 *
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14 * Authors:
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15 * Raimund Renkert <raimund.renkert@intevation.de>
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16 * Bjoern Schilberg <bjoern.schilberg@intevation.de>
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17 * Stephan Holl <stephan.holl@intevation.de>
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18 */
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19
64
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20 package de.intevation.mxd.reader;
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21
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22 import java.awt.Color;
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23 import java.awt.Image;
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24
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25 import org.apache.log4j.Logger;
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26
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27 import com.esri.arcgis.display.ISymbol;
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28 import com.esri.arcgis.display.ILineSymbol;
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29 import com.esri.arcgis.display.PictureLineSymbol;
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30 import com.esri.arcgis.support.ms.stdole.Picture;
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31 import com.esri.arcgis.display.RgbColor;
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32
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33 import org.w3c.dom.Element;
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34 import java.io.IOException;
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35 import java.awt.image.BufferedImage;
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36 import javax.imageio.ImageIO;
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37 import java.io.ByteArrayOutputStream;
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38
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39 import org.apache.commons.codec.binary.Base64;
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40 /**
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41 * Reads picture line symbol information.
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42 *
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43 * @author <a href="mailto:raimund.renkert@intevation.de">Raimund Renkert</a>
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44 */
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45 public class PictureLineSymbolReader
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46 extends AbstractSymbolReader {
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47
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48 /**
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49 * The logger.
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50 */
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51 private static final Logger logger =
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52 Logger.getLogger(SimpleLineSymbolReader.class);
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53
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54 /**
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55 * Private member.
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56 */
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57 private PictureLineSymbol symbol;
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58
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59 public PictureLineSymbolReader(ISymbol symbol)
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60 throws Exception {
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61 logger.debug("contructor()");
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62 if(symbol instanceof PictureLineSymbol) {
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63 this.symbol = (PictureLineSymbol)symbol;
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64 }
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65 else {
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66 throw new Exception("Not a PictureLineSymbol!");
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67 }
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68 }
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69
67
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70 public PictureLineSymbolReader(ILineSymbol symbol)
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71 throws Exception {
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72 logger.debug("contructor()");
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73 if(symbol instanceof PictureLineSymbol) {
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74 this.symbol = (PictureLineSymbol)symbol;
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75 }
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76 else {
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77 throw new Exception("Not a PictureLineSymbol!");
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78 }
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79 }
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80
64
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81 /**
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82 * Reads the symbol attributes.
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83 *
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84 * @return The XML node.
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85 */
115
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86 public Element read() {
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87 //TODO Read the picture from mxd and write it as base64 string to the
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88 // XML Element.
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89 logger.debug("read()");
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90 Element symbolElement = util.addSymbol(parent);
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91
115
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92 try {
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93 symbolElement.setAttribute("name", symbol.getNameString());
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94 }
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95 catch(IOException ioe) {
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96 logger.warn("Could not read name. Setting name to \"default\"");
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97 symbolElement.setAttribute("name", "default");
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98 }
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99
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100 try {
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101 symbolElement.setAttribute(
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102 "offset",
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103 String.valueOf(symbol.getOffset()));
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104 }
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105 catch(IOException ioe) {
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106 logger.warn("Could not read offset.");
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107 }
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108
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109 try {
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110 symbolElement.setAttribute(
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111 "x_scale",
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112 String.valueOf(symbol.getXScale()));
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113 }
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114 catch(IOException ioe) {
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115 logger.warn("Could not read x-scale.");
115
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116 }
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117
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118 try {
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119 symbolElement.setAttribute(
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120 "y_scale",
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121 String.valueOf(symbol.getYScale()));
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122 }
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123 catch(IOException ioe) {
135
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124 logger.warn("Could not read y-scale.");
115
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125 }
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126
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127 try {
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128 symbolElement.setAttribute(
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129 "width",
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130 String.valueOf(symbol.getWidth()));
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131 }
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132 catch(IOException ioe) {
135
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133 logger.warn("Could not read width.");
115
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134 }
251
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135
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136 //Read the picture and convert to base64.
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137 try {
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138 Picture p = symbol.getPicture();
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139 Image i = p.toImage();
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140 if(i instanceof BufferedImage) {
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141 BufferedImage bi = (BufferedImage)i;
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142 ByteArrayOutputStream baos = new ByteArrayOutputStream();
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143 //Get byte array from image.
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144 ImageIO.write(bi, "BMP", baos);
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145 Base64 encoder = new Base64();
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raimund renkert <raimund.renkert@intevation.de>
parents: 243
diff changeset
146 //encode in a base64 string
6b80e46b8f38 Added picture symbol support to the converter.
raimund renkert <raimund.renkert@intevation.de>
parents: 243
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147 String pict = encoder.encodeBase64String(baos.toByteArray());
6b80e46b8f38 Added picture symbol support to the converter.
raimund renkert <raimund.renkert@intevation.de>
parents: 243
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148 symbolElement.setAttribute("picture", pict);
115
fb93f20478cc Improved exception handling for symbol reader.
Raimund Renkert <rrenkert@intevation.de>
parents: 97
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149
251
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raimund renkert <raimund.renkert@intevation.de>
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150 //Get transparent color.
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raimund renkert <raimund.renkert@intevation.de>
parents: 243
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151 RgbColor c = new RgbColor();
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raimund renkert <raimund.renkert@intevation.de>
parents: 243
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152 c.setRGB(symbol.getBitmapTransparencyColor().getRGB());
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raimund renkert <raimund.renkert@intevation.de>
parents: 243
diff changeset
153 Color transp = new Color (
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raimund renkert <raimund.renkert@intevation.de>
parents: 243
diff changeset
154 c.getRed(),
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raimund renkert <raimund.renkert@intevation.de>
parents: 243
diff changeset
155 c.getGreen(),
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raimund renkert <raimund.renkert@intevation.de>
parents: 243
diff changeset
156 c.getBlue());
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raimund renkert <raimund.renkert@intevation.de>
parents: 243
diff changeset
157 symbolElement.setAttribute(
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raimund renkert <raimund.renkert@intevation.de>
parents: 243
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158 "transparent_color",
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raimund renkert <raimund.renkert@intevation.de>
parents: 243
diff changeset
159 String.valueOf(transp.getRGB()));
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raimund renkert <raimund.renkert@intevation.de>
parents: 243
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160 }
6b80e46b8f38 Added picture symbol support to the converter.
raimund renkert <raimund.renkert@intevation.de>
parents: 243
diff changeset
161 else {
6b80e46b8f38 Added picture symbol support to the converter.
raimund renkert <raimund.renkert@intevation.de>
parents: 243
diff changeset
162 logger.warn("Could not read image symbol.");
6b80e46b8f38 Added picture symbol support to the converter.
raimund renkert <raimund.renkert@intevation.de>
parents: 243
diff changeset
163 return null;
6b80e46b8f38 Added picture symbol support to the converter.
raimund renkert <raimund.renkert@intevation.de>
parents: 243
diff changeset
164 }
6b80e46b8f38 Added picture symbol support to the converter.
raimund renkert <raimund.renkert@intevation.de>
parents: 243
diff changeset
165 }
6b80e46b8f38 Added picture symbol support to the converter.
raimund renkert <raimund.renkert@intevation.de>
parents: 243
diff changeset
166 catch(IOException ioe) {
6b80e46b8f38 Added picture symbol support to the converter.
raimund renkert <raimund.renkert@intevation.de>
parents: 243
diff changeset
167 logger.warn("Could not read picture.");
6b80e46b8f38 Added picture symbol support to the converter.
raimund renkert <raimund.renkert@intevation.de>
parents: 243
diff changeset
168 }
97
18e4f143896b Added polygon writer.
Raimund Renkert <rrenkert@intevation.de>
parents: 84
diff changeset
169 symbolElement.setAttribute("type", "line");
64
c73647bd71c0 Added picture line symbol reader.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
170 symbolElement.setAttribute("style", "picture");
c73647bd71c0 Added picture line symbol reader.
Raimund Renkert <rrenkert@intevation.de>
parents:
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171
c73647bd71c0 Added picture line symbol reader.
Raimund Renkert <rrenkert@intevation.de>
parents:
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172 return symbolElement;
c73647bd71c0 Added picture line symbol reader.
Raimund Renkert <rrenkert@intevation.de>
parents:
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173 }
c73647bd71c0 Added picture line symbol reader.
Raimund Renkert <rrenkert@intevation.de>
parents:
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174 }
c73647bd71c0 Added picture line symbol reader.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
175 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
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