svn-gvsig-desktop / tags / v1_0_2_Build_909 / libraries / libFMap / src / com / iver / cit / gvsig / fmap / layers / SingleLayerIterator.java @ 11150
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1 | 5813 | fjp | /* gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana
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2 | *
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3 | * Copyright (C) 2004 IVER T.I. and Generalitat Valenciana.
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4 | *
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5 | * This program is free software; you can redistribute it and/or
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6 | * modify it under the terms of the GNU General Public License
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7 | * as published by the Free Software Foundation; either version 2
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8 | * of the License, or (at your option) any later version.
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9 | *
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10 | * This program is distributed in the hope that it will be useful,
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11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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13 | * GNU General Public License for more details.
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14 | *
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15 | * You should have received a copy of the GNU General Public License
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16 | * along with this program; if not, write to the Free Software
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17 | * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,USA.
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18 | *
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19 | * For more information, contact:
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20 | *
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21 | * Generalitat Valenciana
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22 | * Conselleria d'Infraestructures i Transport
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23 | * Av. Blasco Ib??ez, 50
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24 | * 46010 VALENCIA
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25 | * SPAIN
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26 | *
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27 | * +34 963862235
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28 | * gvsig@gva.es
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29 | * www.gvsig.gva.es
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30 | *
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31 | * or
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32 | *
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33 | * IVER T.I. S.A
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34 | * Salamanca 50
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35 | * 46005 Valencia
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36 | * Spain
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37 | *
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38 | * +34 963163400
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39 | * dac@iver.es
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40 | */
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41 | package com.iver.cit.gvsig.fmap.layers; |
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42 | |||
43 | import java.util.ArrayList; |
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44 | |||
45 | /**
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46 | * @author fjp
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47 | *
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48 | 8765 | jjdelcerro | * Class to iterate for all layers in FLayers, but assuring not FLayers is returned.
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49 | * The layer you receive in next method is a "leaf" layer, not grouped.
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50 | 5813 | fjp | */
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51 | public class SingleLayerIterator { |
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52 | |||
53 | ArrayList singleLayers =new ArrayList(); |
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54 | int i = 0; |
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55 | int subIndex = 0; |
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56 | public SingleLayerIterator(FLayers layers)
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57 | { |
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58 | 8765 | jjdelcerro | addSubLayer(layers); |
59 | 5813 | fjp | |
60 | } |
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61 | |||
62 | public boolean hasNext() { |
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63 | return (i < singleLayers.size());
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64 | } |
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65 | |||
66 | public FLayer next() {
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67 | FLayer aux = (FLayer) singleLayers.get(i); |
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68 | i++; |
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69 | return aux;
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70 | } |
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71 | 8765 | jjdelcerro | |
72 | 5813 | fjp | private void addSubLayer(FLayer lyr) { |
73 | 8765 | jjdelcerro | FLayers layers; |
74 | 5813 | fjp | if (lyr instanceof FLayers) |
75 | { |
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76 | 8765 | jjdelcerro | layers = (FLayers)lyr; |
77 | for (int i=0; i < layers.getLayersCount(); i++) |
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78 | { |
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79 | addSubLayer(layers.getLayer(i)); |
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80 | } |
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81 | 5813 | fjp | } |
82 | else
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83 | { |
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84 | singleLayers.add(lyr); |
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85 | } |
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86 | } |
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87 | |||
88 | public void rewind() |
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89 | { |
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90 | i=0;
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91 | } |
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92 | |||
93 | } |
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94 |