Mercurial > mxd2map > mxd2map

annotate src/java/de/intevation/mxd/reader/SimpleLineSymbolReader.java @ 115:fb93f20478cc

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Improved exception handling for symbol reader.
author Raimund Renkert <rrenkert@intevation.de>
date Wed, 15 Jun 2011 16:48:42 +0200
parents 18e4f143896b
children a4ab239509f1
rev   line source
61
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1 package de.intevation.mxd.reader;
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2
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3 import java.awt.Color;
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4
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5 import org.apache.log4j.Logger;
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6
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7 import com.esri.arcgis.display.ISymbol;
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8 import com.esri.arcgis.display.ILineSymbol;
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9 import com.esri.arcgis.display.SimpleLineSymbol;
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10 import com.esri.arcgis.display.esriSimpleLineStyle;
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11 import com.esri.arcgis.display.IRgbColor;
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12 import com.esri.arcgis.display.RgbColor;
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13
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14 import org.w3c.dom.Element;
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15 import java.io.IOException;
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16
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17 /**
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18 * Reads simple line symbol information.
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19 *
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20 * @author <a href="mailto:raimund.renkert@intevation.de">Raimund Renkert</a>
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21 */
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83932f18dddc All symbol reader now extend the abstract symbol reader.
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22 public class SimpleLineSymbolReader
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23 extends AbstractSymbolReader {
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24
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25 /**
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26 * The logger.
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27 */
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28 private static final Logger logger =
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29 Logger.getLogger(SimpleLineSymbolReader.class);
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30
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31 /**
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32 * Private member.
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33 */
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34 private SimpleLineSymbol symbol;
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35
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36 public SimpleLineSymbolReader(ISymbol symbol)
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37 throws Exception {
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38 logger.debug("contructor()");
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39 if(symbol instanceof SimpleLineSymbol) {
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40 this.symbol = (SimpleLineSymbol)symbol;
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41 }
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42 else {
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43 throw new Exception("Not a SimpleLineSymbol!");
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44 }
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45 }
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46
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47 public SimpleLineSymbolReader(ILineSymbol symbol)
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48 throws Exception {
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49 logger.debug("contructor()");
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50 if(symbol instanceof SimpleLineSymbol) {
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51 this.symbol = (SimpleLineSymbol)symbol;
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52 }
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53 else {
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54 throw new Exception("Not a SimpleLineSymbol!");
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55 }
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56 }
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57
61
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58 /**
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59 * Reads the symbol attributes.
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60 *
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61 * @return The XML node.
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62 */
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63 public Element read() {
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64 logger.debug("read()");
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65 Element symbolElement = util.addSymbol(parent);
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66
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67 try {
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68 symbolElement.setAttribute("name", symbol.getNameString());
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69 }
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70 catch(IOException ioe) {
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71 logger.warn("Could not read name. Setting name to \"default\"");
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72 symbolElement.setAttribute("name", "default");
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73 }
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74
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75 try {
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76 if(symbol.getColor() instanceof IRgbColor) {
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77 IRgbColor color = (IRgbColor)symbol.getColor();
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78 Color c = new Color (
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79 color.getRed(),
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80 color.getGreen(),
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81 color.getBlue());
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82 symbolElement.setAttribute("color", String.valueOf(c.getRGB()));
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83 }
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84 else {
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85 RgbColor col = new RgbColor();
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86 col.setRGB(symbol.getColor().getRGB());
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87 Color c = new Color (
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88 col.getRed(),
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89 col.getGreen(),
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90 col.getBlue());
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91 symbolElement.setAttribute("color", String.valueOf(c.getRGB()));
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92 }
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93 }
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94 catch(IOException ioe) {
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95 logger.warn(
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96 "Could not read color." +
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97 " Setting color to black with no transparency.");
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98 Color black = new Color(0, 0, 0);
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99 symbolElement.setAttribute("color", String.valueOf(black.getRGB()));
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100 symbolElement.setAttribute("transparency", "-1");
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101 }
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102
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103 try {
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104 symbolElement.setAttribute("width", String.valueOf(symbol.getWidth()));
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105 }
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106 catch(IOException ioe) {
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107 logger.warn("Could not read width. Setting width to 1.");
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108 symbolElement.setAttribute("width", "1");
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109 }
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110
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111 int style;
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112 try {
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113 style = symbol.getStyle();
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114 }
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115 catch(IOException ioe) {
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116 logger.warn(
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117 "Could not read line style." +
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118 " Setting line style to \"none\".");
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119 style = -1;
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120 }
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121 switch(style) {
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122 case esriSimpleLineStyle.esriSLSSolid:
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123 symbolElement.setAttribute("linestyle", "solid"); break;
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124 case esriSimpleLineStyle.esriSLSDash:
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125 symbolElement.setAttribute("linestyle", "dash"); break;
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126 case esriSimpleLineStyle.esriSLSDot:
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127 symbolElement.setAttribute("linestyle", "dot"); break;
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128 case esriSimpleLineStyle.esriSLSDashDot:
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129 symbolElement.setAttribute("linestyle", "dashdot"); break;
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130 case esriSimpleLineStyle.esriSLSDashDotDot:
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131 symbolElement.setAttribute("linestyle", "dashdotdot"); break;
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132 default: symbolElement.setAttribute ("linestyle", "none");
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133 }
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134
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135 symbolElement.setAttribute("type", "line");
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136 symbolElement.setAttribute("style", "simple");
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137
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138 return symbolElement;
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139 }
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140 }
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141 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
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