svn-gvsig-desktop / branches / CqCMSDvp / libraries / libCq CMS for java.old / src / org / cresques / px / Paleta.java @ 2312
History | View | Annotate | Download (3.05 KB)
1 |
/*
|
---|---|
2 |
* Cresques Mapping Suite. Graphic Library for constructing mapping applications.
|
3 |
*
|
4 |
* Copyright (C) 2004-5.
|
5 |
*
|
6 |
* This program is free software; you can redistribute it and/or
|
7 |
* modify it under the terms of the GNU General Public License
|
8 |
* as published by the Free Software Foundation; either version 2
|
9 |
* of the License, or (at your option) any later version.
|
10 |
*
|
11 |
* This program is distributed in the hope that it will be useful,
|
12 |
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
13 |
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
14 |
* GNU General Public License for more details.
|
15 |
*
|
16 |
* You should have received a copy of the GNU General Public License
|
17 |
* along with this program; if not, write to the Free Software
|
18 |
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,USA.
|
19 |
*
|
20 |
* For more information, contact:
|
21 |
*
|
22 |
* cresques@gmail.com
|
23 |
*/
|
24 |
package org.cresques.px; |
25 |
|
26 |
import java.awt.Color; |
27 |
import java.io.BufferedReader; |
28 |
import java.io.FileReader; |
29 |
import java.io.IOException; |
30 |
|
31 |
import org.cresques.io.GeoFile; |
32 |
|
33 |
/**
|
34 |
* Paleta de color (en principio para MDT
|
35 |
*
|
36 |
* @author "Luis W. Sevilla" <sevilla_lui@gva.es>
|
37 |
*/
|
38 |
|
39 |
public class Paleta { |
40 |
public String fName = null; |
41 |
String name = null; |
42 |
public Color [] color = null; |
43 |
boolean enPaleta = false; |
44 |
|
45 |
/**
|
46 |
* Lee una paleta desde un .lut de ArcView
|
47 |
*
|
48 |
* @param fName
|
49 |
*/
|
50 |
|
51 |
public void loadLut(String fName) throws IOException { |
52 |
BufferedReader fi;
|
53 |
String buf;
|
54 |
int l = 0; |
55 |
if (fName == null) |
56 |
fName = "C:/ESRI/AV_GIS30/ARCVIEW/averm/LUT/elevation.lut";
|
57 |
this.fName = fName;
|
58 |
fi = new BufferedReader(new FileReader(fName)); |
59 |
while ((buf = fi.readLine()) != null) { |
60 |
//System.out.println(buf);
|
61 |
l++; |
62 |
parseLine(buf); |
63 |
} |
64 |
fi.close(); |
65 |
|
66 |
//setColorFromLut(" 0 0 19200 65280");
|
67 |
} |
68 |
|
69 |
private void parseLine(String buf) { |
70 |
//LookUpTable Begin
|
71 |
// Version = "1.0"
|
72 |
// Name = "elevation"
|
73 |
// Description = "one of several std color schemes for color coding elevation data"
|
74 |
// NrEntries = 256
|
75 |
// LUT = {
|
76 |
// 0 0 19200 65280
|
77 |
// ...
|
78 |
// }
|
79 |
//LookUpTable End
|
80 |
buf = GeoFile.filterWS(buf); |
81 |
String [] datos = buf.split(" "); |
82 |
System.out.println(buf);
|
83 |
if (enPaleta) {
|
84 |
if (buf.length()>4) { |
85 |
int nr = Integer.parseInt(datos[0].trim()); |
86 |
int r = Integer.parseInt(datos[1].trim()); |
87 |
int g = Integer.parseInt(datos[2].trim()); |
88 |
int b = Integer.parseInt(datos[3].trim()); |
89 |
setColorFromLut(nr, r, g, b); |
90 |
} else
|
91 |
enPaleta = false;
|
92 |
} else if (buf.length() > 4) { |
93 |
if (buf.substring(0,3).compareTo("LUT") == 0) { |
94 |
enPaleta = true;
|
95 |
} else if (buf.substring(0,3).compareTo("NrE") == 0) { |
96 |
int numC = Integer.parseInt(datos[2].trim()); |
97 |
color = new Color[numC]; |
98 |
System.out.println("hay "+ numC + " colores."); |
99 |
} |
100 |
} |
101 |
} |
102 |
|
103 |
private void setColorFromLut(int nr, int r, int g, int b) { |
104 |
//" 0 0 19200 65280"
|
105 |
color[nr] = new Color(r/256, g/256, b/256); |
106 |
//System.out.println(nr+":["+l.substring(5,10)+","+l.substring(11,16)+","+l.substring(17)+"]");
|
107 |
System.out.println(nr+":"+color[nr]); |
108 |
} |
109 |
} |