svn-gvsig-desktop / trunk / org.gvsig.desktop / org.gvsig.desktop.plugin / org.gvsig.app / org.gvsig.app.mainplugin / src / main / java / org / gvsig / app / extension / ZoomNext.java @ 44531
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1 | 42170 | mcompany | /**
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2 | * gvSIG. Desktop Geographic Information System.
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3 | *
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4 | * Copyright (C) 2007-2013 gvSIG Association.
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5 | *
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6 | * This program is free software; you can redistribute it and/or modify it under
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7 | * the terms of the GNU General Public License as published by the Free Software
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8 | * Foundation; either version 3 of the License, or (at your option) any later
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9 | * version.
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10 | *
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11 | * This program is distributed in the hope that it will be useful, but WITHOUT
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12 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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13 | * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
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14 | * details.
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15 | *
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16 | * You should have received a copy of the GNU General Public License along with
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17 | * this program; if not, write to the Free Software Foundation, Inc., 51
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18 | * Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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19 | *
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20 | * For any additional information, do not hesitate to contact us at info AT
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21 | * gvsig.com, or visit our website www.gvsig.com.
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22 | */
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23 | package org.gvsig.app.extension; |
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24 | |||
25 | import org.gvsig.andami.IconThemeHelper; |
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26 | import org.gvsig.andami.plugins.Extension; |
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27 | import org.gvsig.app.ApplicationLocator; |
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28 | import org.gvsig.app.ApplicationManager; |
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29 | import org.gvsig.app.project.documents.view.ViewDocument; |
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30 | import org.gvsig.app.project.documents.view.gui.IView; |
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31 | import org.gvsig.fmap.mapcontext.ViewPort; |
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32 | |||
33 | /**
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34 | * Extensi?n que cambia el extent de la vista al extent siguiente.
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35 | */
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36 | public class ZoomNext extends Extension { |
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37 | |||
38 | public void initialize() { |
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39 | 42173 | mcompany | IconThemeHelper.registerIcon("action", "view-navigation-zoom-next", this); |
40 | 42170 | mcompany | } |
41 | 42173 | mcompany | |
42 | 42170 | mcompany | public boolean isEnabled() { |
43 | ApplicationManager application = ApplicationLocator.getManager(); |
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44 | |||
45 | IView view = (IView) application.getActiveComponent(ViewDocument.class); |
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46 | if (view == null) { |
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47 | return false; |
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48 | } |
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49 | 42173 | mcompany | |
50 | 42170 | mcompany | ViewDocument document = view.getViewDocument(); |
51 | ViewPort vp = document.getMapContext().getViewPort(); |
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52 | return vp.getEnvelopes().hasNext();
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53 | } |
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54 | |||
55 | public boolean isVisible() { |
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56 | ApplicationManager application = ApplicationLocator.getManager(); |
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57 | |||
58 | IView view = (IView) application.getActiveComponent(ViewDocument.class); |
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59 | if (view == null) { |
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60 | return false; |
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61 | } |
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62 | ViewDocument document = view.getViewDocument(); |
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63 | return document.getMapContext().getLayers().getLayersCount() > 0; |
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64 | } |
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65 | |||
66 | public void execute(String actionCommand) { |
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67 | ApplicationManager application = ApplicationLocator.getManager(); |
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68 | |||
69 | IView view = (IView) application.getActiveComponent(ViewDocument.class); |
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70 | if (view == null) { |
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71 | return;
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72 | } |
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73 | ViewDocument document = view.getViewDocument(); |
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74 | ViewPort vp = document.getMapContext().getViewPort(); |
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75 | |||
76 | vp.setNextEnvelope(); |
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77 | document.setModified(true);
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78 | 42173 | mcompany | |
79 | 42170 | mcompany | ApplicationLocator.getManager().refreshMenusAndToolBars(); |
80 | } |
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81 | } |