source: josm/trunk/src/org/openstreetmap/josm/gui/mappaint/ElemStyleHandler.java@ 885

Last change on this file since 885 was 885, checked in by stoecker, 17 years ago

added multi-style mappaint support. Closes #1186
  • Property svn:eol-style set to native
File size: 6.6 KB
Line 
1package org.openstreetmap.josm.gui.mappaint;
2
3import java.awt.Color;
4
5import org.openstreetmap.josm.tools.ColorHelper;
6import org.xml.sax.Attributes;
7import org.xml.sax.helpers.DefaultHandler;
8
9import org.openstreetmap.josm.Main;
10
11public class ElemStyleHandler extends DefaultHandler
12{
13 boolean inDoc, inRule, inCondition, inElemStyle, inLine, inLineMod, inIcon, inArea, inScaleMax, inScaleMin;
14 boolean hadLine, hadLineMod, hadIcon, hadArea;
15 ElemStyles styles;
16 RuleElem rule = new RuleElem();
17
18 class RuleElem {
19 String key;
20 String value;
21 String boolValue;
22 long scaleMax;
23 long scaleMin;
24 LineElemStyle line = new LineElemStyle();
25 LineElemStyle linemod = new LineElemStyle();
26 AreaElemStyle area = new AreaElemStyle();
27 IconElemStyle icon = new IconElemStyle();
28 public void init()
29 {
30 key = value = boolValue = null;
31 scaleMax = 1000000000;
32 scaleMin = 0;
33 line.init();
34 linemod.init();
35 area.init();
36 icon.init();
37 }
38 };
39
40 public ElemStyleHandler() {
41 inDoc=inRule=inCondition=inElemStyle=inLine=inIcon=inArea=false;
42 rule.init();
43 styles = MapPaintStyles.getStyles();
44 }
45
46 Color convertColor(String colString)
47 {
48 int i = colString.indexOf("#");
49 String colorString;
50 if(i < 0) // name only
51 colorString = Main.pref.get("color.mappaint."+colString);
52 else if(i == 0) // value only
53 colorString = colString;
54 else // value and name
55 colorString = Main.pref.get("color.mappaint."+colString.substring(0,i), colString.substring(i));
56 return ColorHelper.html2color(colorString);
57 }
58
59 @Override public void startDocument() {
60 inDoc = true;
61 }
62
63 @Override public void endDocument() {
64 inDoc = false;
65 }
66
67 @Override public void startElement(String uri,String name, String qName, Attributes atts) {
68 if (inDoc==true)
69 {
70 if (qName.equals("rule"))
71 inRule=true;
72 else if (qName.equals("scale_max"))
73 inScaleMax = true;
74 else if (qName.equals("scale_min"))
75 inScaleMin = true;
76 else if (qName.equals("condition") && inRule)
77 {
78 inCondition=true;
79 for (int count=0; count<atts.getLength(); count++)
80 {
81 if(atts.getQName(count).equals("k"))
82 rule.key = atts.getValue(count);
83 else if(atts.getQName(count).equals("v"))
84 rule.value = atts.getValue(count);
85 else if(atts.getQName(count).equals("b"))
86 rule.boolValue = atts.getValue(count);
87 }
88 }
89 else if (qName.equals("line"))
90 {
91 hadLine = inLine = true;
92 for (int count=0; count<atts.getLength(); count++)
93 {
94 if(atts.getQName(count).equals("width"))
95 rule.line.width = Integer.parseInt(atts.getValue(count));
96 else if (atts.getQName(count).equals("colour"))
97 rule.line.color=convertColor(atts.getValue(count));
98 else if (atts.getQName(count).equals("realwidth"))
99 rule.line.realWidth=Integer.parseInt(atts.getValue(count));
100 else if (atts.getQName(count).equals("dashed"))
101 rule.line.dashed=Boolean.parseBoolean(atts.getValue(count));
102 else if(atts.getQName(count).equals("priority"))
103 rule.line.priority = Integer.parseInt(atts.getValue(count));
104 }
105 }
106 else if (qName.equals("linemod"))
107 {
108 hadLineMod = inLine = true;
109 for (int count=0; count<atts.getLength(); count++)
110 {
111 if(atts.getQName(count).equals("width"))
112 {
113 String val = atts.getValue(count);
114 if(val.startsWith("+"))
115 {
116 rule.line.width = Integer.parseInt(val.substring(1));
117 rule.line.widthMode = LineElemStyle.WidthMode.OFFSET;
118 }
119 else if(val.startsWith("-"))
120 {
121 rule.line.width = Integer.parseInt(val);
122 rule.line.widthMode = LineElemStyle.WidthMode.OFFSET;
123 }
124 else if(val.endsWith("%"))
125 {
126 rule.line.width = Integer.parseInt(val.substring(0, val.length()-1));
127 rule.line.widthMode = LineElemStyle.WidthMode.PERCENT;
128 }
129 else
130 rule.line.width = Integer.parseInt(val);
131 }
132 else if (atts.getQName(count).equals("colour"))
133 rule.line.color=convertColor(atts.getValue(count));
134 else if (atts.getQName(count).equals("realwidth"))
135 rule.line.realWidth=Integer.parseInt(atts.getValue(count));
136 else if (atts.getQName(count).equals("dashed"))
137 rule.line.dashed=Boolean.parseBoolean(atts.getValue(count));
138 else if(atts.getQName(count).equals("priority"))
139 rule.line.priority = Integer.parseInt(atts.getValue(count));
140 else if(atts.getQName(count).equals("mode"))
141 rule.line.over = !atts.getValue(count).equals("under");
142 }
143 }
144 else if (qName.equals("icon"))
145 {
146 hadIcon = inIcon = true;
147 for (int count=0; count<atts.getLength(); count++)
148 {
149 if (atts.getQName(count).equals("src"))
150 rule.icon.icon = MapPaintStyles.getIcon(atts.getValue(count));
151 else if (atts.getQName(count).equals("annotate"))
152 rule.icon.annotate = Boolean.parseBoolean (atts.getValue(count));
153 else if(atts.getQName(count).equals("priority"))
154 rule.icon.priority = Integer.parseInt(atts.getValue(count));
155 }
156 }
157 else if (qName.equals("area"))
158 {
159 hadArea = inArea = true;
160 for (int count=0; count<atts.getLength(); count++)
161 {
162 if (atts.getQName(count).equals("colour"))
163 rule.area.color=convertColor(atts.getValue(count));
164 else if(atts.getQName(count).equals("priority"))
165 rule.area.priority = Integer.parseInt(atts.getValue(count));
166 }
167 }
168 }
169 }
170
171 @Override public void endElement(String uri,String name, String qName)
172 {
173 if (inRule && qName.equals("rule"))
174 {
175 if(hadLine)
176 styles.add(rule.key, rule.value, rule.boolValue,
177 new LineElemStyle(rule.line, rule.scaleMax, rule.scaleMin));
178 if(hadLineMod)
179 styles.addModifier(rule.key, rule.value, rule.boolValue,
180 new LineElemStyle(rule.line, rule.scaleMax, rule.scaleMin));
181 if(hadIcon)
182 styles.add(rule.key, rule.value, rule.boolValue,
183 new IconElemStyle(rule.icon, rule.scaleMax, rule.scaleMin));
184 if(hadArea)
185 styles.add(rule.key, rule.value, rule.boolValue,
186 new AreaElemStyle(rule.area, rule.scaleMax, rule.scaleMin));
187 inRule = false;
188 hadLine = hadLineMod = hadIcon = hadArea = false;
189 rule.init();
190 }
191 else if (inCondition && qName.equals("condition"))
192 inCondition = false;
193 else if (inLine && qName.equals("line"))
194 inLine = false;
195 else if (inIcon && qName.equals("icon"))
196 inIcon = false;
197 else if (inArea && qName.equals("area"))
198 inArea = false;
199 else if (qName.equals("scale_max"))
200 inScaleMax = false;
201 else if (qName.equals("scale_min"))
202 inScaleMin = false;
203 }
204
205 @Override public void characters(char ch[], int start, int length)
206 {
207 if (inScaleMax == true)
208 rule.scaleMax = Long.parseLong(new String(ch, start, length));
209 else if (inScaleMin == true)
210 rule.scaleMin = Long.parseLong(new String(ch, start, length));
211 }
212}
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