svn-gvsig-desktop / trunk / org.gvsig.desktop / org.gvsig.desktop.compat.cdc / org.gvsig.projection / org.gvsig.projection.cresques / org.gvsig.projection.cresques.impl / src / main / java / org / cresques / impl / cts / gt2 / CSLambertCC.java @ 40559
History | View | Annotate | Download (4.93 KB)
1 | 40559 | jjdelcerro | /**
|
---|---|---|---|
2 | * gvSIG. Desktop Geographic Information System.
|
||
3 | 40455 | jjdelcerro | *
|
4 | 40559 | jjdelcerro | * Copyright (C) 2007-2013 gvSIG Association.
|
5 | 40455 | jjdelcerro | *
|
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 | 40559 | jjdelcerro | * as published by the Free Software Foundation; either version 3
|
9 | 40455 | jjdelcerro | * 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 | 40559 | jjdelcerro | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
|
19 | * MA 02110-1301, USA.
|
||
20 | 40455 | jjdelcerro | *
|
21 | 40559 | jjdelcerro | * For any additional information, do not hesitate to contact us
|
22 | * at info AT gvsig.com, or visit our website www.gvsig.com.
|
||
23 | 40455 | jjdelcerro | */
|
24 | package org.cresques.impl.cts.gt2; |
||
25 | |||
26 | import org.geotools.cs.AxisInfo; |
||
27 | import org.geotools.cs.GeographicCoordinateSystem; |
||
28 | import org.geotools.cs.Projection; |
||
29 | |||
30 | import org.geotools.units.Unit; |
||
31 | |||
32 | import org.opengis.referencing.FactoryException; |
||
33 | |||
34 | |||
35 | /**
|
||
36 | * @author "Luis W. Sevilla" <sevilla_lui@gva.es>
|
||
37 | *
|
||
38 | */
|
||
39 | public class CSLambertCC extends CoordSys { |
||
40 | public CSLambertCC(CSDatum datum, double meridian, double origin, |
||
41 | double sp1, double sp2, double est, double nort) { |
||
42 | super(datum);
|
||
43 | |||
44 | geogCS = new GeographicCoordinateSystem(datum.getName(null), |
||
45 | datum.getDatum()); |
||
46 | |||
47 | Unit linearUnit = Unit.METRE; |
||
48 | |||
49 | javax.media.jai.ParameterList params = csFactory.createProjectionParameterList("Lambert_Conformal_Conic_2SP");
|
||
50 | params.setParameter("semi_major",
|
||
51 | datum.getDatum().getEllipsoid().getSemiMajorAxis()); |
||
52 | params.setParameter("semi_minor",
|
||
53 | datum.getDatum().getEllipsoid().getSemiMinorAxis()); |
||
54 | params.setParameter("central_meridian", meridian);
|
||
55 | params.setParameter("latitude_of_origin", origin);
|
||
56 | params.setParameter("standard_parallel_1", sp1);
|
||
57 | params.setParameter("standard_parallel_2", sp2);
|
||
58 | params.setParameter("false_easting", est);
|
||
59 | params.setParameter("false_northing", nort);
|
||
60 | |||
61 | try {
|
||
62 | Projection projection = csFactory.createProjection("Lambert",
|
||
63 | "Lambert_Conformal_Conic_2SP",
|
||
64 | params); |
||
65 | projCS = csFactory.createProjectedCoordinateSystem(projection.getName() |
||
66 | .toString(), |
||
67 | geogCS, |
||
68 | projection, |
||
69 | linearUnit, |
||
70 | AxisInfo.X, |
||
71 | AxisInfo.Y); |
||
72 | } catch (FactoryException e) {
|
||
73 | // TODO Bloque catch generado autom?ticamente
|
||
74 | e.printStackTrace(); |
||
75 | } |
||
76 | } |
||
77 | |||
78 | public CSLambertCC(CSDatum datum, double meridian, double origin, |
||
79 | double sf, double est, double nort) { |
||
80 | super(datum);
|
||
81 | |||
82 | geogCS = new GeographicCoordinateSystem(datum.getName(null), |
||
83 | datum.getDatum()); |
||
84 | |||
85 | Unit linearUnit = Unit.METRE; |
||
86 | |||
87 | javax.media.jai.ParameterList params = csFactory.createProjectionParameterList("Lambert_Conformal_Conic_1SP");
|
||
88 | params.setParameter("semi_major",
|
||
89 | datum.getDatum().getEllipsoid().getSemiMajorAxis()); |
||
90 | params.setParameter("semi_minor",
|
||
91 | datum.getDatum().getEllipsoid().getSemiMinorAxis()); |
||
92 | params.setParameter("central_meridian", meridian);
|
||
93 | params.setParameter("latitude_of_origin", origin);
|
||
94 | params.setParameter("scale_factor", sf);
|
||
95 | params.setParameter("false_easting", est);
|
||
96 | params.setParameter("false_northing", nort);
|
||
97 | |||
98 | try {
|
||
99 | Projection projection = csFactory.createProjection("Lambert",
|
||
100 | "Lambert_Conformal_Conic_1SP",
|
||
101 | params); |
||
102 | projCS = csFactory.createProjectedCoordinateSystem(projection.getName() |
||
103 | .toString(), |
||
104 | geogCS, |
||
105 | projection, |
||
106 | linearUnit, |
||
107 | AxisInfo.X, |
||
108 | AxisInfo.Y); |
||
109 | } catch (FactoryException e) {
|
||
110 | // TODO Bloque catch generado autom?ticamente
|
||
111 | e.printStackTrace(); |
||
112 | } |
||
113 | } |
||
114 | |||
115 | public double getScale(double minX, double maxX, double w, double dpi) { |
||
116 | double scale = super.getScale(minX, maxX, w, dpi); |
||
117 | |||
118 | if (projCS != null) { // Es geogr?fico; calcula la escala. |
||
119 | scale = ((maxX - minX) * // metros
|
||
120 | (dpi / 2.54 * 100.0)) / // px / metro |
||
121 | w; // pixels
|
||
122 | } |
||
123 | |||
124 | return scale;
|
||
125 | } |
||
126 | |||
127 | public String toString() { |
||
128 | return projCS.toString();
|
||
129 | } |
||
130 | } |