annotate src/java/de/intevation/mxd/writer/SymbolWriter.java @ 89:475ee3e4bc8b

Added "type" as XML attribute to symbols.
author Raimund Renkert <rrenkert@intevation.de>
date Tue, 31 May 2011 18:33:54 +0200
parents 7d4cf2db43f1
children 82a1f39214fd
rev   line source
87
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
1 package de.intevation.mxd.writer;
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
2
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
3 import org.apache.log4j.Logger;
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
4
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
5 import org.w3c.dom.Element;
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
6
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
7 import edu.umn.gis.mapscript.mapObj;
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
8 import edu.umn.gis.mapscript.classObj;
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
9 import edu.umn.gis.mapscript.styleObj;
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
10 import edu.umn.gis.mapscript.symbolObj;
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
11 import edu.umn.gis.mapscript.symbolSetObj;
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
12 import edu.umn.gis.mapscript.lineObj;
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
13 import edu.umn.gis.mapscript.pointObj;
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
14 import edu.umn.gis.mapscript.MS_SYMBOL_TYPE;
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
15
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
16
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
17 /**
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
18 * The interface to the mapfile writer.
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
19 *
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
20 * @author <a href="mailto:raimund.renkert@intevation.de">Raimund Renkert</a>
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
21 */
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
22 public class SymbolWriter {
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
23
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
24 /**
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
25 * The Logger.
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
26 */
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
27 private static final Logger logger = Logger.getLogger(SymbolWriter.class);
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
28
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
29 private mapObj map;
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
30 private classObj cl;
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
31 private styleObj style;
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
32
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
33 public SymbolWriter (mapObj map, classObj cl) {
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
34 this.map = map;
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
35 this.cl = cl;
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
36 this.style = new styleObj(cl);
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
37 }
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
38
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
39 /**
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
40 * Write the content.
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
41 */
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
42 public boolean write(Element symbolElement)
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
43 throws Exception {
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
44 logger.debug("write(Element)");
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
45 symbolSetObj symbolSet = map.getSymbolset();
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
46
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
47 String name = symbolElement.getAttribute("name");
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
48 symbolObj sym = symbolSet.getSymbolByName(name);
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
49
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
50 String symType = symbolElement.getAttribute("style");
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
51 if(symType.equals("point")) {
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
52 writeSimple(sym);
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
53 }
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
54 else if (symType.equals("arrow")) {
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
55 writeArrow(sym, symbolElement);
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
56 }
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
57 else if (symType.equals("char")) {
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
58 //TODO Does not work at all... waiting for fix.
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
59 writeCharacter(sym, symbolElement);
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
60 }
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
61 else {
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
62 return false;
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
63 }
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
64 return true;
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
65 }
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
66
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
67 private void writeSimple(symbolObj symbol) {
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
68 logger.debug("writeSimple(symbolObj)");
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
69 lineObj points = new lineObj();
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
70 points.add(new pointObj(1,1,0));
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
71 symbol.setType(MS_SYMBOL_TYPE.MS_SYMBOL_ELLIPSE.swigValue());
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
72 symbol.setPoints(points);
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
73 symbol.setFilled(1);
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
74 }
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
75
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
76 private void writeArrow(symbolObj symbol, Element symbolElement) {
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
77 logger.debug("writeArrow(symbolObj, Element)");
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
78 double len = Double.parseDouble(symbolElement.getAttribute("length"));
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
79 double width = Double.parseDouble(symbolElement.getAttribute("width"));
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
80 double ratio = len/width;
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
81 lineObj points = new lineObj();
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
82
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
83 points.add(new pointObj(0, 0, 0));
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
84 points.add(new pointObj((1*ratio), 0.5, 0));
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
85 points.add(new pointObj(0, 1, 0));
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
86 points.add(new pointObj(0, 0, 0));
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
87 symbol.setType(MS_SYMBOL_TYPE.MS_SYMBOL_VECTOR.swigValue());
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
88 symbol.setPoints(points);
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
89 symbol.setFilled(1);
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
90 }
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
91
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
92 private void writeCharacter(symbolObj symbol, Element symbolElement) {
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
93 logger.debug("writeCharacter(symbolObj, Element)");
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
94 //TODO Write the symbol correctly. See Issue 3885 on trac.osgeo.org
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
95 symbol.setFont(symbolElement.getAttribute("font"));
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
96 symbol.setType(MS_SYMBOL_TYPE.MS_SYMBOL_TRUETYPE.swigValue());
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
97 symbol.setAntialias(1);
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
98 symbol.setCharacter("#&" + symbolElement.getAttribute("char") + ";");
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
99 }
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
100
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
101 public boolean canWrite(String type) {
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
102 if (type.equals("point") ||
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
103 type.equals("arrow") ||
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
104 type.equals("char")) {
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
105 return true;
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
106 }
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
107 else {
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
108 return false;
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
109 }
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
110 }
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
111 }
7d4cf2db43f1 Added new writer classes to be flexible in creating mapfiles.
Raimund Renkert <rrenkert@intevation.de>
parents:
diff changeset
112 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
This site is hosted by Intevation GmbH (Datenschutzerklärung und Impressum | Privacy Policy and Imprint)