source: josm/trunk/src/org/openstreetmap/josm/gui/mappaint/ElemStyleHandler.java@ 3719

Last change on this file since 3719 was 3719, checked in by bastiK, 15 years ago

added missing license information
  • Property svn:eol-style set to native
File size: 11.1 KB
Line 
1// License: GPL. For details, see LICENSE file.
2package org.openstreetmap.josm.gui.mappaint;
3
4import java.awt.Color;
5import java.util.Collection;
6import java.util.LinkedList;
7
8import javax.swing.ImageIcon;
9
10import org.openstreetmap.josm.Main;
11import org.openstreetmap.josm.tools.ColorHelper;
12import org.xml.sax.Attributes;
13import org.xml.sax.helpers.DefaultHandler;
14
15public class ElemStyleHandler extends DefaultHandler
16{
17 boolean inDoc, inRule, inCondition, inLine, inLineMod, inIcon, inArea, inScaleMax, inScaleMin;
18 boolean hadLine, hadLineMod, hadIcon, hadArea;
19 ElemStyles styles;
20 String styleName;
21 RuleElem rule = new RuleElem();
22
23 static class RuleElem {
24 Rule rule = new Rule();
25 Collection<Rule> rules;
26 long scaleMax;
27 long scaleMin;
28 LineElemStyle line = new LineElemStyle();
29 LineElemStyle linemod = new LineElemStyle();
30 AreaElemStyle area = new AreaElemStyle();
31 IconElemStyle icon = new IconElemStyle();
32 public void init()
33 {
34 rules = null;
35 scaleMax = 1000000000;
36 scaleMin = 0;
37 line.init();
38 rule.init();
39 linemod.init();
40 area.init();
41 icon.init();
42 }
43 }
44
45 public ElemStyleHandler(String name) {
46 styleName = name;
47 inDoc=inRule=inCondition=inLine=inIcon=inArea=false;
48 rule.init();
49 styles = MapPaintStyles.getStyles();
50 }
51
52 Color convertColor(String colString)
53 {
54 int i = colString.indexOf("#");
55 Color ret;
56 if(i < 0) {
57 ret = Main.pref.getColor("mappaint."+styleName+"."+colString, Color.red);
58 } else if(i == 0) {
59 ret = ColorHelper.html2color(colString);
60 } else {
61 ret = Main.pref.getColor("mappaint."+styleName+"."+colString.substring(0,i),
62 ColorHelper.html2color(colString.substring(i)));
63 }
64 return ret;
65 }
66
67 @Override public void startDocument() {
68 inDoc = true;
69 }
70
71 @Override public void endDocument() {
72 inDoc = false;
73 }
74
75 private void error(String message) {
76 System.out.println(styleName + " (" + rule.rule.key + "=" + rule.rule.value + "): " + message);
77 }
78
79 private void startElementLine(String qName, Attributes atts, LineElemStyle line) {
80 for (int count=0; count<atts.getLength(); count++)
81 {
82 if(atts.getQName(count).equals("width"))
83 {
84 String val = atts.getValue(count);
85 if(val.startsWith("+"))
86 {
87 line.setWidth(Integer.parseInt(val.substring(1)));
88 line.widthMode = LineElemStyle.WidthMode.OFFSET;
89 }
90 else if(val.startsWith("-"))
91 {
92 line.setWidth(Integer.parseInt(val));
93 line.widthMode = LineElemStyle.WidthMode.OFFSET;
94 }
95 else if(val.endsWith("%"))
96 {
97 line.setWidth(Integer.parseInt(val.substring(0, val.length()-1)));
98 line.widthMode = LineElemStyle.WidthMode.PERCENT;
99 } else {
100 line.setWidth(Integer.parseInt(val));
101 }
102 }
103 else if (atts.getQName(count).equals("colour")) {
104 line.color=convertColor(atts.getValue(count));
105 } else if (atts.getQName(count).equals("realwidth")) {
106 line.realWidth=Integer.parseInt(atts.getValue(count));
107 } else if (atts.getQName(count).equals("dashed")) {
108 float[] dashed;
109 try {
110 String[] parts = atts.getValue(count).split(",");
111 dashed = new float[parts.length];
112 for (int i = 0; i < parts.length; i++) {
113 dashed[i] = (Integer.parseInt(parts[i]));
114 }
115 } catch (NumberFormatException nfe) {
116 boolean isDashed = Boolean.parseBoolean(atts.getValue(count));
117 if(isDashed) {
118 dashed = new float[]{9};
119 } else {
120 dashed = new float[0];
121 }
122 }
123 line.setDashed(dashed);
124 } else if (atts.getQName(count).equals("dashedcolour")) {
125 line.dashedColor=convertColor(atts.getValue(count));
126 } else if(atts.getQName(count).equals("priority")) {
127 line.priority = Integer.parseInt(atts.getValue(count));
128 } else if(atts.getQName(count).equals("mode")) {
129 line.over = !atts.getValue(count).equals("under");
130 } else {
131 error("The element \"" + qName + "\" has unknown attribute \"" + atts.getQName(count) + "\"!");
132 }
133 }
134 }
135
136 @Override public void startElement(String uri,String name, String qName, Attributes atts) {
137 if (inDoc==true)
138 {
139 if (qName.equals("rule")) {
140 inRule=true;
141 } else if (qName.equals("rules"))
142 {
143 if(styleName == null)
144 {
145 String n = atts.getValue("name");
146 if(n == null) {
147 n = "standard";
148 }
149 styleName = n;
150 }
151 }
152 else if (qName.equals("scale_max")) {
153 inScaleMax = true;
154 } else if (qName.equals("scale_min")) {
155 inScaleMin = true;
156 } else if (qName.equals("condition") && inRule)
157 {
158 inCondition=true;
159 Rule r = rule.rule;
160 if(r.key != null)
161 {
162 if(rule.rules == null) {
163 rule.rules = new LinkedList<Rule>();
164 }
165 rule.rules.add(new Rule(rule.rule));
166 r = new Rule();
167 rule.rules.add(r);
168 }
169 for (int count=0; count<atts.getLength(); count++)
170 {
171 if(atts.getQName(count).equals("k")) {
172 r.key = atts.getValue(count);
173 } else if(atts.getQName(count).equals("v")) {
174 r.value = atts.getValue(count);
175 } else if(atts.getQName(count).equals("b")) {
176 r.boolValue = atts.getValue(count);
177 } else {
178 error("The element \"" + qName + "\" has unknown attribute \"" + atts.getQName(count) + "\"!");
179 }
180 }
181 if(r.key == null) {
182 error("The condition has no key!");
183 }
184 }
185 else if (qName.equals("line"))
186 {
187 hadLine = inLine = true;
188 startElementLine(qName, atts, rule.line);
189 if(rule.line.widthMode != LineElemStyle.WidthMode.ABSOLUTE) {
190 error("Relative widths are not possible for normal lines");
191 rule.line.widthMode = LineElemStyle.WidthMode.ABSOLUTE;
192 }
193 }
194 else if (qName.equals("linemod"))
195 {
196 hadLineMod = inLineMod = true;
197 startElementLine(qName, atts, rule.linemod);
198 }
199 else if (qName.equals("icon"))
200 {
201 inIcon = true;
202 for (int count=0; count<atts.getLength(); count++)
203 {
204 if (atts.getQName(count).equals("src")) {
205 ImageIcon icon = MapPaintStyles.getIcon(atts.getValue(count), styleName);
206 hadIcon = (icon != null);
207 rule.icon.icon = icon;
208 } else if (atts.getQName(count).equals("annotate")) {
209 rule.icon.annotate = Boolean.parseBoolean (atts.getValue(count));
210 } else if(atts.getQName(count).equals("priority")) {
211 rule.icon.priority = Integer.parseInt(atts.getValue(count));
212 } else {
213 error("The element \"" + qName + "\" has unknown attribute \"" + atts.getQName(count) + "\"!");
214 }
215 }
216 }
217 else if (qName.equals("area"))
218 {
219 hadArea = inArea = true;
220 for (int count=0; count<atts.getLength(); count++)
221 {
222 if (atts.getQName(count).equals("colour")) {
223 rule.area.color=convertColor(atts.getValue(count));
224 } else if (atts.getQName(count).equals("closed")) {
225 rule.area.closed=Boolean.parseBoolean(atts.getValue(count));
226 } else if(atts.getQName(count).equals("priority")) {
227 rule.area.priority = Integer.parseInt(atts.getValue(count));
228 } else {
229 error("The element \"" + qName + "\" has unknown attribute \"" + atts.getQName(count) + "\"!");
230 }
231 }
232 } else {
233 error("The element \"" + qName + "\" is unknown!");
234 }
235 }
236 }
237
238 @Override public void endElement(String uri,String name, String qName)
239 {
240 if (inRule && qName.equals("rule"))
241 {
242 if(hadLine)
243 {
244 styles.add(styleName, rule.rule, rule.rules,
245 new LineElemStyle(rule.line, rule.scaleMax, rule.scaleMin));
246 }
247 if(hadLineMod)
248 {
249 styles.addModifier(styleName, rule.rule, rule.rules,
250 new LineElemStyle(rule.linemod, rule.scaleMax, rule.scaleMin));
251 }
252 if(hadIcon)
253 {
254 styles.add(styleName, rule.rule, rule.rules,
255 new IconElemStyle(rule.icon, rule.scaleMax, rule.scaleMin));
256 }
257 if(hadArea)
258 {
259 styles.add(styleName, rule.rule, rule.rules,
260 new AreaElemStyle(rule.area, rule.scaleMax, rule.scaleMin));
261 }
262 inRule = false;
263 hadLine = hadLineMod = hadIcon = hadArea = false;
264 rule.init();
265 }
266 else if (inCondition && qName.equals("condition")) {
267 inCondition = false;
268 } else if (inLine && qName.equals("line")) {
269 inLine = false;
270 } else if (inLineMod && qName.equals("linemod")) {
271 inLineMod = false;
272 } else if (inIcon && qName.equals("icon")) {
273 inIcon = false;
274 } else if (inArea && qName.equals("area")) {
275 inArea = false;
276 } else if (qName.equals("scale_max")) {
277 inScaleMax = false;
278 } else if (qName.equals("scale_min")) {
279 inScaleMin = false;
280 }
281 }
282
283 @Override public void characters(char ch[], int start, int length)
284 {
285 if (inScaleMax == true) {
286 rule.scaleMax = Long.parseLong(new String(ch, start, length));
287 } else if (inScaleMin == true) {
288 rule.scaleMin = Long.parseLong(new String(ch, start, length));
289 }
290 }
291}
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