Mercurial > mxd2map

annotate src/java/de/intevation/mxd/reader/LineFillSymbolReader.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
76
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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.IFillSymbol;
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9 import com.esri.arcgis.display.ILineSymbol;
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10 import com.esri.arcgis.display.LineFillSymbol;
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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;
76
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16
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17 /**
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18 * Reads marker 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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22 public class LineFillSymbolReader
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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(LineFillSymbolReader.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 LineFillSymbol symbol;
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35
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36 public LineFillSymbolReader(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 LineFillSymbol) {
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40 this.symbol = (LineFillSymbol)symbol;
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41 }
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42 else {
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43 throw new Exception("Not a LineFillSymbol!");
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44 }
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45 }
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46
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47
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48 public LineFillSymbolReader(IFillSymbol symbol)
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49 throws Exception {
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50 logger.debug("contructor()");
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51 if(symbol instanceof LineFillSymbol) {
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52 this.symbol = (LineFillSymbol)symbol;
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53 }
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54 else {
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55 throw new Exception("Not a LineFillSymbol!");
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56 }
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57 }
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58
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59 /**
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60 * Reads the symbol attributes.
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61 *
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62 * @return The XML node.
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63 */
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64 public Element read() {
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65 logger.debug("read()");
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66
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67 Element symbolElement = util.addSymbol(parent);
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68
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69 try {
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70 symbolElement.setAttribute("name", symbol.getNameString());
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71 }
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72 catch(IOException ioe) {
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73 logger.warn("Could not read name. Setting name to \"default\".");
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74 symbolElement.setAttribute("name", "default");
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75 }
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76 symbolElement.setAttribute("style", "fill");
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77
115
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78 try {
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79 symbolElement.setAttribute(
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80 "offset",
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81 String.valueOf(symbol.getOffset()));
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82 }
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83 catch(IOException ioe) {
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84 logger.warn("Could not read offset. Setting offset to 0.");
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85 symbolElement.setAttribute("offset", "0");
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86 }
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87
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88 try {
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89 symbolElement.setAttribute(
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90 "separation",
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91 String.valueOf(symbol.getSeparation()));
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92 }
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93 catch(IOException ioe) {
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94 logger.warn("Could not read separation. setting separation to 1.");
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95 symbolElement.setAttribute("separation", "1");
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96 }
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97
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98 try {
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99 symbolElement.setAttribute(
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100 "angle",
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101 String.valueOf(symbol.getAngle()));
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102 }
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103 catch(IOException e) {
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104 logger.warn("Could not read angle. Setting angle to 0.");
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105 symbolElement.setAttribute("angle", "0");
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106 }
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107
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108 try {
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109 if(symbol.getColor() instanceof IRgbColor) {
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110 IRgbColor color = (IRgbColor)symbol.getColor();
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111 Color c = new Color (
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112 color.getRed(),
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113 color.getGreen(),
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114 color.getBlue());
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115 symbolElement.setAttribute("color", String.valueOf(c.getRGB()));
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116 symbolElement.setAttribute("transparency",
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117 String.valueOf(color.getTransparency()));
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118 }
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119 else {
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120 RgbColor col = new RgbColor();
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121 col.setRGB(symbol.getColor().getRGB());
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122 Color c = new Color (
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123 col.getRed(),
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124 col.getGreen(),
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125 col.getBlue());
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126 symbolElement.setAttribute("color", String.valueOf(c.getRGB()));
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127 symbolElement.setAttribute("transparency",
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128 String.valueOf(col.getTransparency()));
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129 }
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130 }
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131 catch(IOException ioe) {
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132 logger.warn(
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133 "Could not read color." +
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134 " Setting color to black with no transparency.");
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135 Color black = new Color(0, 0, 0);
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136 symbolElement.setAttribute(
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137 "color",
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138 String.valueOf(black.getRGB()));
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139 symbolElement.setAttribute("transparency", "-1");
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140 }
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141
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142 try {
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143 ILineSymbol ols = symbol.getOutline();
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144 LineSymbolReader olsr = new LineSymbolReader();
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145 if(olsr.canRead(ols)) {
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146 olsr.setSymbol(ols);
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147 olsr.setUtil(util);
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148 olsr.setParent(symbolElement);
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149 olsr.read();
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150 }
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151 else {
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152 logger.debug("The type of " + ols.getClass().toString() +
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153 " is not implemented!");
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154 }
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155 }
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156 catch(Exception e) {
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157 logger.warn("Could not read outline. No fallback defined.");
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158 }
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159
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160 try {
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161 ILineSymbol ls = symbol.getLineSymbol();
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162 LineSymbolReader lsr = new LineSymbolReader();
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163 if(lsr.canRead(ls)) {
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164 symbolElement.setAttribute("hatch", "1");
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165 lsr.setSymbol(ls);
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166 lsr.setUtil(util);
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167 lsr.setParent(symbolElement);
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168 lsr.read();
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169 }
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170 else {
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171 logger.debug("The type of " + ls.getClass().toString() +
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172 " is not implemented!");
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173 }
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174 }
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175 catch(Exception e) {
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176 logger.warn("Could not read line symbol. No fallback defined");
76
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177 }
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178 return parent;
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179 }
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180 }
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181 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
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