Mercurial > mxd2map
annotate src/java/de/intevation/mxd/writer/FillStyleWriter.java @ 217:13f1cf17f620
[mq]: arcpy_image
author | Stephan Holl <stephan.holl@intevation.de> |
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date | Mon, 25 Jul 2011 11:01:53 +0200 |
parents | c79c3c6fc99a |
children | b54afdbc5892 |
rev | line source |
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97 | 1 package de.intevation.mxd.writer; |
2 | |
3 import java.io.IOException; | |
4 import java.awt.Color; | |
5 import org.apache.log4j.Logger; | |
6 | |
7 import org.w3c.dom.Element; | |
8 import org.w3c.dom.NodeList; | |
9 | |
10 import edu.umn.gis.mapscript.mapObj; | |
11 import edu.umn.gis.mapscript.layerObj; | |
12 import edu.umn.gis.mapscript.classObj; | |
13 import edu.umn.gis.mapscript.styleObj; | |
14 import edu.umn.gis.mapscript.colorObj; | |
15 import edu.umn.gis.mapscript.symbolObj; | |
16 import edu.umn.gis.mapscript.symbolSetObj; | |
17 import edu.umn.gis.mapscript.lineObj; | |
18 import edu.umn.gis.mapscript.pointObj; | |
19 | |
20 | |
21 /** | |
22 * The interface to the mapfile writer. | |
23 * | |
24 * @author <a href="mailto:raimund.renkert@intevation.de">Raimund Renkert</a> | |
25 */ | |
26 public class FillStyleWriter { | |
27 | |
28 /** | |
29 * The Logger. | |
30 */ | |
31 private static final Logger logger = | |
32 Logger.getLogger(FillStyleWriter.class); | |
33 | |
181 | 34 /** |
35 * Private member. | |
36 */ | |
97 | 37 private mapObj map; |
38 private classObj cl; | |
39 private styleObj style; | |
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40 private colorObj fill; |
97 | 41 |
181 | 42 /** |
43 * Constructor with map object and class object. | |
44 * | |
45 * @param map The map object. | |
46 * @param cl The class object containing the style. | |
47 */ | |
97 | 48 public FillStyleWriter (mapObj map, classObj cl) { |
49 logger.debug("contructor(mapObj, classObj)"); | |
50 this.map = map; | |
51 this.cl = cl; | |
52 this.style = new styleObj(cl); | |
53 } | |
54 | |
55 /** | |
56 * Write the content. | |
181 | 57 * |
58 * @param symbolElement DOM element containing style attributes. | |
97 | 59 */ |
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60 public boolean write(Element symbolElement) { |
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61 logger.debug("write()Element"); |
97 | 62 symbolSetObj symbolSet = map.getSymbolset(); |
63 | |
64 if(symbolElement.hasChildNodes()) { | |
65 NodeList symbols = symbolElement.getChildNodes(); | |
66 for (int i = 0; i < symbols.getLength(); i++) { | |
67 Element nextSym = (Element)symbols.item(i); | |
68 String type = nextSym.getAttribute("type"); | |
69 | |
70 if(((symbols.getLength() > 1 && i == 0) || | |
71 (symbols.getLength() == 1 && | |
72 !symbolElement.hasAttribute("hatch"))) && | |
73 type.equals("line")) { | |
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74 if(symbolElement.hasAttribute("color")) { |
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75 Color oCol = Color.decode( |
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76 symbolElement.getAttribute("color")); |
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77 fill = new colorObj( |
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78 oCol.getRed(), |
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79 oCol.getGreen(), |
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80 oCol.getBlue(), |
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81 -4); |
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82 } |
97 | 83 writeOutline(nextSym); |
84 if (symbols.getLength() == 1) { | |
85 writeSimple(symbolElement); | |
86 } | |
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87 try { |
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88 SymbolWriter sw = new SymbolWriter(this.map, this.cl); |
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89 sw.saveSymbolSet(symbolSet); |
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90 } |
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91 catch(Exception e) { |
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92 logger.warn("Could not save symbol set."); |
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93 } |
97 | 94 } |
95 else if(nextSym.getTagName().equals("symbol") && | |
96 !symbolElement.hasAttribute("hatch") || | |
97 (i == 1 && type.equals("marker"))) { | |
98 double gap = 0; | |
99 if(symbolElement.hasAttribute("xseparation")) { | |
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100 try { |
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101 gap = Double.parseDouble( |
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102 symbolElement.getAttribute("xseparation")); |
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103 } |
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104 catch(NumberFormatException nfe) { |
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105 gap = 0; |
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106 } |
97 | 107 } |
108 writeMarker(nextSym, gap); | |
109 } | |
110 else if (nextSym.getTagName().equals("symbol") && | |
111 symbolElement.hasAttribute("hatch")) { | |
168
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112 if(i == 0) { |
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113 writeOutline(nextSym); |
97 | 114 } |
168
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115 else { |
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116 if(symbolElement.hasAttribute("angle")) { |
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117 nextSym.setAttribute( |
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118 "angle", |
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119 symbolElement.getAttribute("angle")); |
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120 } |
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121 if(symbolElement.hasAttribute("separation")) { |
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122 nextSym.setAttribute( |
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123 "size", |
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124 symbolElement.getAttribute("separation")); |
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125 } |
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126 writeMarker(nextSym, -1); |
97 | 127 } |
128 } | |
129 else { | |
130 writeSimple(symbolElement); | |
184
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131 try { |
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132 SymbolWriter sw = new SymbolWriter(this.map, this.cl); |
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133 sw.saveSymbolSet(symbolSet); |
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134 } |
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135 catch(Exception e) { |
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136 logger.warn("Could not save symbol set."); |
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137 } |
97 | 138 } |
139 } | |
140 } | |
141 else { | |
142 writeSimple(symbolElement); | |
143 if(symbolElement.hasAttribute("outline_color")) { | |
144 Color oCol = Color.decode( | |
145 symbolElement.getAttribute("outline_color")); | |
146 colorObj outlineColor = new colorObj( | |
147 oCol.getRed(), | |
148 oCol.getGreen(), | |
149 oCol.getBlue(), | |
150 -4); | |
151 style.setOutlinecolor(outlineColor); | |
145
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152 try { |
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153 style.setOutlinewidth(Double.parseDouble( |
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154 symbolElement.getAttribute("outline_size"))); |
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155 } |
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156 catch(NumberFormatException nfe) { |
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157 logger.warn("Error setting outline width."); |
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158 style.setOutlinewidth(0.0); |
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159 } |
97 | 160 } |
184
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161 try { |
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162 SymbolWriter sw = new SymbolWriter(this.map, this.cl); |
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163 sw.saveSymbolSet(symbolSet); |
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164 } |
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165 catch(Exception e) { |
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166 logger.warn("Could not save symbol set."); |
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167 } |
97 | 168 } |
169 return true; | |
170 } | |
171 | |
172 /** | |
173 * Write the outline for a polygon. | |
181 | 174 * |
175 * @param symbolElement Dom element containing the symbol attributes. | |
97 | 176 */ |
120
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177 private void writeOutline(Element symbolElement) { |
97 | 178 logger.debug("writeOutline()"); |
179 //write transparent outline | |
180 colorObj color = new colorObj(-1, -1, -1, -4); | |
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181 double w = 0; |
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182 double transp = -1; |
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183 if(symbolElement.hasAttribute("width")) { |
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184 try { |
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185 w = Double.parseDouble(symbolElement.getAttribute("width")); |
167
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186 if(symbolElement.hasAttribute("transparency")) { |
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187 transp = Double.parseDouble( |
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188 symbolElement.getAttribute("transparency")); |
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189 } |
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190 else { |
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191 transp = -1; |
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192 } |
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193 } |
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194 catch(NumberFormatException nfe) { |
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195 logger.warn("Error setting outline width or transparency."); |
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196 w = 0; |
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197 transp = -1; |
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198 } |
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199 } |
180
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200 |
97 | 201 Color oCol = Color.decode( |
202 symbolElement.getAttribute("color")); | |
203 | |
204 styleObj outline = new styleObj (cl); | |
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205 if (w < 1.0 && transp > 0) { |
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206 symbolElement.setAttribute("width", "1"); |
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207 outline.setOutlinecolor(fill); |
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208 } |
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209 else { |
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210 colorObj outlinecolor = new colorObj( |
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211 oCol.getRed(), |
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212 oCol.getGreen(), |
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213 oCol.getBlue(), |
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214 -4); |
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215 outline.setOutlinecolor(outlinecolor); |
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216 } |
145
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217 try { |
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218 outline.setOutlinewidth(Double.parseDouble( |
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219 symbolElement.getAttribute("width"))); |
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220 } |
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221 catch(NumberFormatException nfe) { |
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222 logger.warn("Error setting outline width."); |
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223 outline.setOutlinewidth(0.0); |
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224 } |
123
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225 if(symbolElement.hasAttribute("linestyle")) { |
181 | 226 //Write predefined dashed or dotted lines. |
123
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227 String ls = symbolElement.getAttribute("linestyle"); |
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228 double[] vals; |
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229 if(ls.equals("dash")) { |
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230 outline.setPatternlength(2); |
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231 vals = new double[] {4.0, 4.0, 0, 0, 0, 0, 0, 0, 0, 0}; |
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232 outline.setPattern(vals); |
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233 } |
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234 else if(ls.equals("dot")) { |
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235 outline.setPatternlength(2); |
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236 vals = new double[] {1.0, 3.0, 0, 0, 0, 0, 0, 0, 0, 0}; |
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237 outline.setPattern(vals); |
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238 } |
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239 else if(ls.equals("dashdot")) { |
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240 outline.setPatternlength(4); |
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241 vals = new double[] {4.0, 3.0, 1.0, 3.0, 0, 0, 0, 0, 0, 0, 0}; |
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242 outline.setPattern(vals); |
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243 } |
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244 else if (ls.equals("dashdotdot")) { |
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245 outline.setPatternlength(6); |
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246 vals = new double[] {5.0, 3.0, 1.0, 3.0, 1.0, 4.0, 0, 0, 0, 0}; |
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247 outline.setPattern(vals); |
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248 } |
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249 } |
167
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250 else if(symbolElement.hasAttribute("pattern_count")) { |
181 | 251 //Write dashed or dotted lines defined with a template. |
167
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252 int count = 0; |
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253 try { |
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254 count = Integer.parseInt( |
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255 symbolElement.getAttribute("pattern_count")); |
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256 double[] vals = new double[10]; |
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257 double move = 0.0; |
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258 int pos = 0; |
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259 for(int i = 0; i < count; i++) { |
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260 double mark = |
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261 Double.parseDouble(symbolElement.getAttribute("mark_" + i)); |
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262 double gap = |
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263 Double.parseDouble(symbolElement.getAttribute("gap_" + i)); |
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264 if(i == 0 && mark == 0.0) { |
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265 move = gap; |
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266 } |
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267 else if(i == count - 1 && move > 0.0) { |
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268 vals[pos++] = mark; |
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269 vals[pos++] = gap + move; |
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270 } |
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271 else { |
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272 vals[pos++] = mark; |
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273 vals[pos++] = gap; |
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274 } |
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275 } |
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276 if(move > 0.0) { |
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277 outline.setPatternlength((count*2) -2); |
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278 } |
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279 else { |
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280 outline.setPatternlength(count*2); |
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281 } |
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282 outline.setPattern(vals); |
123
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283 |
167
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284 } |
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285 catch(NumberFormatException nfe) { |
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286 logger.warn("Could not write PATTERN."); |
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287 } |
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288 } |
97 | 289 } |
290 | |
291 /** | |
292 * Write marker attributes and a symbol for the polygon fill. | |
181 | 293 * |
294 * @param symbolElement DOM element containingg the symbol attributes. | |
295 * @param gap The initial gap at the begining of a line. | |
97 | 296 */ |
120
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297 private void writeMarker(Element symbolElement, double gap) { |
97 | 298 logger.debug("writeMarker()"); |
299 String name = symbolElement.getAttribute("name"); | |
300 String type = symbolElement.getAttribute("type"); | |
301 if (symbolElement.hasAttribute("angle")) { | |
145
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302 try { |
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303 style.setAngle( |
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304 Double.parseDouble(symbolElement.getAttribute("angle"))); |
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305 } |
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306 catch(NumberFormatException nfe) { |
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307 logger.warn("Error setting angle."); |
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308 style.setAngle(0.0); |
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309 } |
97 | 310 } |
311 if(symbolElement.hasAttribute("color")) { | |
312 String c = symbolElement.getAttribute("color"); | |
313 Color col = Color.decode(c); | |
314 colorObj color = new colorObj( | |
315 col.getRed(), | |
316 col.getGreen(), | |
317 col.getBlue(), | |
318 -4); | |
319 style.setColor(color); | |
320 } | |
321 if (symbolElement.hasAttribute ("size")) { | |
145
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322 double size = 1; |
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323 try { |
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324 size = Double.parseDouble(symbolElement.getAttribute("size")); |
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325 } |
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326 catch(NumberFormatException nfe) { |
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327 size = 1.0; |
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328 } |
97 | 329 style.setSize(size); |
330 //In arcgis the separation goes from center to center, so the gap is | |
331 //the separation - size | |
332 if (gap > 0) { | |
333 style.setGap(gap - size); | |
334 } | |
335 } | |
168
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336 if(symbolElement.hasAttribute("width")) { |
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337 double width = 1; |
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338 try { |
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339 width = Double.parseDouble(symbolElement.getAttribute("width")); |
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340 } |
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341 catch(NumberFormatException nfe) { |
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342 width = 1.0; |
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343 } |
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344 style.setWidth(width); |
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345 } |
97 | 346 if(symbolElement.hasAttribute("outline_color")) { |
347 Color oCol = Color.decode( | |
348 symbolElement.getAttribute("outline_color")); | |
349 colorObj outlineColor = new colorObj( | |
350 oCol.getRed(), | |
351 oCol.getGreen(), | |
352 oCol.getBlue(), | |
353 -4); | |
354 style.setOutlinecolor(outlineColor); | |
145
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355 try { |
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356 style.setOutlinewidth(Double.parseDouble( |
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357 symbolElement.getAttribute("outline_size"))); |
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358 } |
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359 catch(NumberFormatException nfe) { |
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360 logger.warn("Error setting angle."); |
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361 style.setOutlinewidth(0.0); |
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362 } |
97 | 363 } |
364 if(type.equals("marker")) { | |
365 style.setSymbolByName(map, name); | |
366 SymbolWriter sw = new SymbolWriter(this.map, this.cl); | |
367 sw.write(symbolElement); | |
368 } | |
369 else if(type.equals("line")) { | |
370 style.setSymbolByName(map, "hatch"); | |
371 SymbolWriter sw = new SymbolWriter(this.map, this.cl); | |
372 symbolElement.setAttribute("name", "hatch"); | |
373 sw.write(symbolElement); | |
123
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374 if(symbolElement.hasAttribute("linestyle")) { |
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375 String ls = symbolElement.getAttribute("linestyle"); |
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376 double[] vals; |
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377 if(ls.equals("dash")) { |
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378 style.setPatternlength(2); |
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379 vals = new double[] {4.0, 4.0, 0, 0, 0, 0, 0, 0, 0, 0}; |
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380 style.setPattern(vals); |
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381 } |
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382 else if(ls.equals("dot")) { |
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383 style.setPatternlength(2); |
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384 vals = new double[] {1.0, 3.0, 0, 0, 0, 0, 0, 0, 0, 0}; |
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385 style.setPattern(vals); |
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386 } |
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387 else if(ls.equals("dashdot")) { |
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388 style.setPatternlength(4); |
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389 vals = new double[] {4.0, 3.0, 1.0, 3.0, 0, 0, 0, 0, 0, 0, 0}; |
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390 style.setPattern(vals); |
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391 } |
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392 else if (ls.equals("dashdotdot")) { |
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393 style.setPatternlength(6); |
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394 vals = new double[] {5.0, 3.0, 1.0, 3.0, 1.0, 4.0, 0, 0, 0, 0}; |
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395 style.setPattern(vals); |
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396 } |
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397 } |
97 | 398 } |
399 } | |
400 | |
401 /** | |
402 * Write simple fill attributes. | |
181 | 403 * |
404 * @param symbolElement DOM element containing the symbol attributes. | |
97 | 405 */ |
406 private void writeSimple(Element symbolElement) { | |
407 logger.debug("writeSimple(Element)"); | |
408 if(symbolElement.hasAttribute("transparency")) { | |
145
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409 double value = 0; |
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410 try { |
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411 value = Double.parseDouble( |
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412 symbolElement.getAttribute("transparency")); |
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413 } |
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414 catch(NumberFormatException nfe) { |
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415 value = 0; |
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416 } |
97 | 417 int opacity = (int)(value/255) * 100; |
418 if(value >= 0) { | |
419 style.setOpacity(opacity); | |
420 } | |
421 } | |
422 if(symbolElement.hasAttribute("color")) { | |
423 String c = symbolElement.getAttribute("color"); | |
424 Color col = Color.decode(c); | |
425 colorObj color = new colorObj( | |
426 col.getRed(), | |
427 col.getGreen(), | |
428 col.getBlue(), | |
429 -4); | |
430 style.setColor(color); | |
431 } | |
432 } | |
433 } | |
434 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : |