01: //=============================================================================
02: //=== Copyright (C) 2001-2007 Food and Agriculture Organization of the
03: //=== United Nations (FAO-UN), United Nations World Food Programme (WFP)
04: //=== and United Nations Environment Programme (UNEP)
05: //===
06: //=== This program is free software; you can redistribute it and/or modify
07: //=== it under the terms of the GNU General Public License as published by
08: //=== the Free Software Foundation; either version 2 of the License, or (at
09: //=== your option) any later version.
10: //===
11: //=== This program is distributed in the hope that it will be useful, but
12: //=== WITHOUT ANY WARRANTY; without even the implied warranty of
13: //=== MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14: //=== 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
19: //===
20: //=== Contact: Jeroen Ticheler - FAO - Viale delle Terme di Caracalla 2,
21: //=== Rome - Italy. email: geonetwork@osgeo.org
22: //==============================================================================
23:
24: package org.wfp.vam.intermap.services.geonet;
25:
26: import org.jdom.*;
27:
28: import jeeves.interfaces.*;
29: import jeeves.server.*;
30: import jeeves.server.context.*;
31: import jeeves.constants.*;
32:
33: import org.wfp.vam.intermap.kernel.Geonet;
34: import org.wfp.vam.intermap.services.map.MapUtil;
35: import org.wfp.vam.intermap.kernel.map.mapServices.BoundingBox;
36: import jeeves.utils.Xml;
37:
38: //=============================================================================
39:
40: /** This service returns all information needed to build the banner with XSL
41: */
42:
43: public class GetGeonetRecords implements Service {
44: public void init(String appPath, ServiceConfig params)
45: throws Exception {
46: }
47:
48: //--------------------------------------------------------------------------
49: //---
50: //--- Exec
51: //---
52: //--------------------------------------------------------------------------
53:
54: public Element exec(Element params, ServiceContext context)
55: throws Exception {
56: int minx = Integer.parseInt(params.getChildText("minx"));
57: int miny = Integer.parseInt(params.getChildText("miny"));
58: int maxx = Integer.parseInt(params.getChildText("maxx"));
59: int maxy = Integer.parseInt(params.getChildText("maxy"));
60: String sFrom = params.getChildText("from");
61: String sTo = params.getChildText("to");
62:
63: int from = (sFrom == null) ? -1 : Integer.parseInt(sFrom);
64: int to = (sTo == null) ? -1 : Integer.parseInt(sTo);
65:
66: BoundingBox bb = MapUtil.getMapMerger(context).getBoundingBox();
67:
68: int imageWidth = MapUtil.getImageWidth(context);
69: int imageHeight = MapUtil.getImageHeight(context);
70:
71: float mapx = bb.getWest() + (bb.getEast() - bb.getWest())
72: * minx / imageWidth;
73: float mapy = bb.getNorth() - (bb.getNorth() - bb.getSouth())
74: * miny / imageHeight;
75: float mapx2 = bb.getWest() + (bb.getEast() - bb.getWest())
76: * maxx / imageWidth;
77: float mapy2 = bb.getNorth() - (bb.getNorth() - bb.getSouth())
78: * maxy / imageHeight;
79:
80: //System.out.println(Xml.getString(Geonet.getGeonetRecords(mapx, mapy, mapx2, mapy2))); // DEBUG
81: return Geonet.getGeonetRecords(mapx, mapy, mapx2, mapy2, from,
82: to);
83: }
84:
85: }
86:
87: //=============================================================================
|