svn-gvsig-desktop / tags / v1_0_2_Build_902 / libraries / libFMap / src / com / iver / cit / gvsig / fmap / layers / SingleLayerIterator.java @ 10681
History | View | Annotate | Download (2.09 KB)
1 |
/* gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana
|
---|---|
2 |
*
|
3 |
* Copyright (C) 2004 IVER T.I. and Generalitat Valenciana.
|
4 |
*
|
5 |
* This program is free software; you can redistribute it and/or
|
6 |
* modify it under the terms of the GNU General Public License
|
7 |
* as published by the Free Software Foundation; either version 2
|
8 |
* of the License, or (at your option) any later version.
|
9 |
*
|
10 |
* This program is distributed in the hope that it will be useful,
|
11 |
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
12 |
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
13 |
* GNU General Public License for more details.
|
14 |
*
|
15 |
* You should have received a copy of the GNU General Public License
|
16 |
* along with this program; if not, write to the Free Software
|
17 |
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,USA.
|
18 |
*
|
19 |
* For more information, contact:
|
20 |
*
|
21 |
* Generalitat Valenciana
|
22 |
* Conselleria d'Infraestructures i Transport
|
23 |
* Av. Blasco Ib??ez, 50
|
24 |
* 46010 VALENCIA
|
25 |
* SPAIN
|
26 |
*
|
27 |
* +34 963862235
|
28 |
* gvsig@gva.es
|
29 |
* www.gvsig.gva.es
|
30 |
*
|
31 |
* or
|
32 |
*
|
33 |
* IVER T.I. S.A
|
34 |
* Salamanca 50
|
35 |
* 46005 Valencia
|
36 |
* Spain
|
37 |
*
|
38 |
* +34 963163400
|
39 |
* dac@iver.es
|
40 |
*/
|
41 |
package com.iver.cit.gvsig.fmap.layers; |
42 |
|
43 |
import java.util.ArrayList; |
44 |
|
45 |
/**
|
46 |
* @author fjp
|
47 |
*
|
48 |
* Class to iterate for all layers in FLayers, but assuring not FLayers is returned.
|
49 |
* The layer you receive in next method is a "leaf" layer, not grouped.
|
50 |
*/
|
51 |
public class SingleLayerIterator { |
52 |
|
53 |
ArrayList singleLayers =new ArrayList(); |
54 |
int i = 0; |
55 |
int subIndex = 0; |
56 |
public SingleLayerIterator(FLayers layers)
|
57 |
{ |
58 |
addSubLayer(layers); |
59 |
|
60 |
} |
61 |
|
62 |
public boolean hasNext() { |
63 |
return (i < singleLayers.size());
|
64 |
} |
65 |
|
66 |
public FLayer next() {
|
67 |
FLayer aux = (FLayer) singleLayers.get(i); |
68 |
i++; |
69 |
return aux;
|
70 |
} |
71 |
|
72 |
private void addSubLayer(FLayer lyr) { |
73 |
FLayers layers; |
74 |
if (lyr instanceof FLayers) |
75 |
{ |
76 |
layers = (FLayers)lyr; |
77 |
for (int i=0; i < layers.getLayersCount(); i++) |
78 |
{ |
79 |
addSubLayer(layers.getLayer(i)); |
80 |
} |
81 |
} |
82 |
else
|
83 |
{ |
84 |
singleLayers.add(lyr); |
85 |
} |
86 |
} |
87 |
|
88 |
public void rewind() |
89 |
{ |
90 |
i=0;
|
91 |
} |
92 |
|
93 |
} |
94 |
|
95 |
|