Mercurial > mxd2map

annotate src/java/de/intevation/mxd/writer/LineStyleWriter.java @ 177:9fd61f4ac0e3

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Write lines with width smaller than 1 and write further line attributes.
author raimund renkert <raimund.renkert@intevation.de>
date Thu, 07 Jul 2011 15:05:08 +0200
parents 03daf386f19a
children f4eb506499f5
rev   line source
95
1ae8e05b863f Use the line style writer to write simple lines and marker lines.
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1 package de.intevation.mxd.writer;
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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 org.w3c.dom.Element;
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8
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9 import edu.umn.gis.mapscript.mapObj;
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10 import edu.umn.gis.mapscript.classObj;
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11 import edu.umn.gis.mapscript.styleObj;
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12 import edu.umn.gis.mapscript.colorObj;
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13 import edu.umn.gis.mapscript.symbolObj;
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14 import edu.umn.gis.mapscript.symbolSetObj;
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15
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16
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17 /**
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18 * The interface to the mapfile writer.
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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 LineStyleWriter {
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23
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24 /**
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25 * The Logger.
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26 */
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27 private static final Logger logger = Logger.getLogger(LineStyleWriter.class);
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28
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29 private mapObj map;
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30 private classObj cl;
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31 private styleObj style;
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32
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33 public LineStyleWriter (mapObj map, classObj cl) {
1ae8e05b863f Use the line style writer to write simple lines and marker lines.
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34 this.map = map;
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35 this.cl = cl;
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36 this.style = new styleObj(cl);
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37 }
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38
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39 /**
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40 * Write the content.
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41 */
120
11d63bf00326 Changed exception handling and logging in writer classes.
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42 public boolean write(Element symbolElement) {
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43 logger.debug("write(Element)");
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44 symbolSetObj symbolSet = map.getSymbolset();
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45 if(symbolElement.hasAttribute("width")) {
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46 double w = 0;
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47 try {
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48 w = Double.parseDouble(symbolElement.getAttribute("width"));
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49 }
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50 catch(NumberFormatException nfe) {
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51 logger.warn("Error setting width. No line width set.");
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52 w = 0;
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53 }
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54 if(w < 1.0) {
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55 w = 1;
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56 }
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57 style.setWidth((int)w);
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58 }
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59 if(symbolElement.hasAttribute("angle")) {
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60 try {
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61 style.setAngle(
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62 Double.parseDouble(symbolElement.getAttribute("angle")));
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63 }
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64 catch(NumberFormatException nfe) {
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65 logger.info("Error setting angle. Could not get value.");
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66 }
95
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67 }
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68 if(symbolElement.hasAttribute("color")) {
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69 String c = symbolElement.getAttribute("color");
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70 Color col = Color.decode(c);
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71 colorObj color = new colorObj(
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72 col.getRed(),
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73 col.getGreen(),
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74 col.getBlue(),
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75 -4);
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76 style.setColor(color);
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77 }
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78
95
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79 if(symbolElement.hasAttribute("size")) {
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80 try {
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81 style.setSize((int)Double.parseDouble(
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82 symbolElement.getAttribute("size")));
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83 }
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84 catch(NumberFormatException nfe) {
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85 logger.warn("Error setting size. Setting size to 1.");
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86 style.setSize (1);
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87 }
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88 }
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89
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90 if(symbolElement.hasAttribute("offset")) {
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91 double offset = 0;
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92 try {
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93 offset = Double.parseDouble(
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94 symbolElement.getAttribute("offset"));
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95 if(Math.abs(offset) < 1 && offset > 0) {
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96 offset = 1;
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97 }
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98 else if (Math.abs(offset) < 1 && offset < 0) {
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99 offset = -1;
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100 }
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101 style.setOffsetx(offset);
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102 style.setOffsety(-99);
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103 }
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104 catch(NumberFormatException nfe) {
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105 logger.warn("Could not set offset.");
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106 }
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107 }
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108
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109 if(symbolElement.hasAttribute("miterlimit")) {
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110 double miter = 0;
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111 try {
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112 miter = Double.parseDouble(
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113 symbolElement.getAttribute("miterlimit"));
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114 style.setLinejoinmaxsize(miter);
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115 }
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116 catch(NumberFormatException nfe) {
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117 logger.warn("Could not set miter limit.");
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118 }
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119 }
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120
141
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121 String type = symbolElement.getAttribute("type");
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122 if(type.equals("marker")) {
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123 SymbolWriter sw = new SymbolWriter(this.map, this.cl);
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124 sw.write(symbolElement);
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125 String name = symbolElement.getAttribute("name");
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126 style.setSymbolByName(map, name);
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127 symbolObj sym = symbolSet.getSymbolByName(name);
141
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128 }
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129
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130 //The following lines are for dashed and/or dotted lines.
122
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131 if(symbolElement.hasAttribute("linestyle")) {
95
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132 String ls = symbolElement.getAttribute("linestyle");
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133 double[] vals;
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134 if(ls.equals("dash")) {
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135 style.setPatternlength(2);
122
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136 vals = new double[] {4.0, 4.0, 0, 0, 0, 0, 0, 0, 0, 0};
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137 style.setPattern(vals);
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138 }
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139 else if(ls.equals("dot")) {
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140 style.setPatternlength(2);
122
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141 vals = new double[] {1.0, 4.0, 0, 0, 0, 0, 0, 0, 0, 0};
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142 style.setPattern(vals);
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143 }
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144 else if(ls.equals("dashdot")) {
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145 style.setPatternlength(4);
122
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diff changeset
146 vals = new double[] {5.0, 4.0, 1.0, 4.0, 0, 0, 0, 0, 0, 0};
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1ae8e05b863f Use the line style writer to write simple lines and marker lines.
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147 style.setPattern(vals);
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148 }
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149 else if (ls.equals("dashdotdot")) {
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150 style.setPatternlength(6);
122
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diff changeset
151 vals = new double[] {5.0, 4.0, 1.0, 3.0, 1.0, 4.0, 0, 0, 0, 0};
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152 style.setPattern(vals);
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153 }
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Raimund Renkert <rrenkert@intevation.de>
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154 }
136
7632850b9520 Convert cartographic line template to mapfile pattern.
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155 else if(symbolElement.hasAttribute("pattern_count")) {
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diff changeset
156 int count = 0;
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diff changeset
157 try {
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diff changeset
158 count = Integer.parseInt(
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diff changeset
159 symbolElement.getAttribute("pattern_count"));
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diff changeset
160 double[] vals = new double[10];
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diff changeset
161 double move = 0.0;
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diff changeset
162 int pos = 0;
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parents: 131
diff changeset
163 for(int i = 0; i < count; i++) {
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diff changeset
164 double mark =
7632850b9520 Convert cartographic line template to mapfile pattern.
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diff changeset
165 Double.parseDouble(symbolElement.getAttribute("mark_" + i));
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diff changeset
166 double gap =
7632850b9520 Convert cartographic line template to mapfile pattern.
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diff changeset
167 Double.parseDouble(symbolElement.getAttribute("gap_" + i));
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diff changeset
168 if(i == 0 && mark == 0.0) {
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parents: 131
diff changeset
169 move = gap;
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170 }
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171 else if(i == count - 1 && move > 0.0) {
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parents: 131
diff changeset
172 vals[pos++] = mark;
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Raimund Renkert <rrenkert@intevation.de>
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diff changeset
173 vals[pos++] = gap + move;
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parents: 131
diff changeset
174 }
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parents: 131
diff changeset
175 else {
7632850b9520 Convert cartographic line template to mapfile pattern.
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parents: 131
diff changeset
176 vals[pos++] = mark;
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parents: 131
diff changeset
177 vals[pos++] = gap;
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Raimund Renkert <rrenkert@intevation.de>
parents: 131
diff changeset
178 }
7632850b9520 Convert cartographic line template to mapfile pattern.
Raimund Renkert <rrenkert@intevation.de>
parents: 131
diff changeset
179 }
7632850b9520 Convert cartographic line template to mapfile pattern.
Raimund Renkert <rrenkert@intevation.de>
parents: 131
diff changeset
180 if(move > 0.0) {
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Raimund Renkert <rrenkert@intevation.de>
parents: 131
diff changeset
181 style.setPatternlength((count*2) -2);
7632850b9520 Convert cartographic line template to mapfile pattern.
Raimund Renkert <rrenkert@intevation.de>
parents: 131
diff changeset
182 }
7632850b9520 Convert cartographic line template to mapfile pattern.
Raimund Renkert <rrenkert@intevation.de>
parents: 131
diff changeset
183 else {
7632850b9520 Convert cartographic line template to mapfile pattern.
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parents: 131
diff changeset
184 style.setPatternlength(count*2);
7632850b9520 Convert cartographic line template to mapfile pattern.
Raimund Renkert <rrenkert@intevation.de>
parents: 131
diff changeset
185 }
7632850b9520 Convert cartographic line template to mapfile pattern.
Raimund Renkert <rrenkert@intevation.de>
parents: 131
diff changeset
186 style.setPattern(vals);
7632850b9520 Convert cartographic line template to mapfile pattern.
Raimund Renkert <rrenkert@intevation.de>
parents: 131
diff changeset
187
7632850b9520 Convert cartographic line template to mapfile pattern.
Raimund Renkert <rrenkert@intevation.de>
parents: 131
diff changeset
188 }
7632850b9520 Convert cartographic line template to mapfile pattern.
Raimund Renkert <rrenkert@intevation.de>
parents: 131
diff changeset
189 catch(NumberFormatException nfe) {
7632850b9520 Convert cartographic line template to mapfile pattern.
Raimund Renkert <rrenkert@intevation.de>
parents: 131
diff changeset
190 logger.warn("Could not write PATTERN.");
7632850b9520 Convert cartographic line template to mapfile pattern.
Raimund Renkert <rrenkert@intevation.de>
parents: 131
diff changeset
191 }
7632850b9520 Convert cartographic line template to mapfile pattern.
Raimund Renkert <rrenkert@intevation.de>
parents: 131
diff changeset
192 }
95
1ae8e05b863f Use the line style writer to write simple lines and marker lines.
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parents:
diff changeset
193 return false;
1ae8e05b863f Use the line style writer to write simple lines and marker lines.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
194 }
1ae8e05b863f Use the line style writer to write simple lines and marker lines.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
195 }
1ae8e05b863f Use the line style writer to write simple lines and marker lines.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
196 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
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