root / trunk / extensions / extRasterTools-SE / src / org / gvsig / rastertools / selectrasterlayer / SelectImageListener.java @ 12118
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1 | 11686 | nacho | /* gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana
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2 | *
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3 | * Copyright (C) 2007 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 | package org.gvsig.rastertools.selectrasterlayer; |
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20 | |||
21 | import java.awt.geom.Point2D; |
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22 | import java.awt.geom.Rectangle2D; |
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23 | |||
24 | import javax.swing.JScrollBar; |
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25 | |||
26 | import org.gvsig.fmap.layers.FLyrRasterSE; |
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27 | |||
28 | import com.hardcode.gdbms.driver.exceptions.ReadDriverException; |
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29 | import com.iver.andami.PluginServices; |
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30 | import com.iver.cit.gvsig.exceptions.expansionfile.ExpansionFileReadException; |
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31 | import com.iver.cit.gvsig.fmap.MapControl; |
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32 | import com.iver.cit.gvsig.fmap.ViewPort; |
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33 | import com.iver.cit.gvsig.fmap.layers.FLayer; |
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34 | import com.iver.cit.gvsig.fmap.layers.FLayers; |
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35 | import com.iver.cit.gvsig.fmap.layers.FLyrRaster; |
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36 | import com.iver.cit.gvsig.fmap.tools.SelectImageListenerImpl; |
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37 | import com.iver.cit.gvsig.fmap.tools.Events.PointEvent; |
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38 | import com.iver.cit.gvsig.project.documents.view.gui.View; |
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39 | |||
40 | |||
41 | /**
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42 | * Extensi?n de la clase SelectImageListenerImple de FMap. Esta clase
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43 | * permite capturar el evento de la selecci?n de un punto sobre la vista
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44 | * . Controlara que capa de la pila que est? visible cae dentro del punto
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45 | * seleccionado poniendo esta capa como activa. En caso de que haya varias
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46 | * capas visibles sobre ese punto, pondr? como activa la capa superior.
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47 | *
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48 | * @author Nacho Brodin (nachobrodin@gmail.com)
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49 | */
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50 | public class SelectImageListener extends SelectImageListenerImpl { |
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51 | |||
52 | FLyrRaster layer = null;
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53 | Rectangle2D extentLayer = null; |
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54 | /**
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55 | * Contructor
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56 | * @param mapCtrl
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57 | */
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58 | public SelectImageListener(MapControl mapCtrl) {
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59 | super(mapCtrl);
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60 | } |
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61 | |||
62 | |||
63 | /* (non-Javadoc)
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64 | * @see com.iver.cit.gvsig.fmap.tools.Listeners.PointListener#point(com.iver.cit.gvsig.fmap.tools.Events.PointEvent)
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65 | */
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66 | public void point(PointEvent event) { |
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67 | super.point(event);
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68 | |||
69 | Point2D pointSelect = event.getPoint();
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70 | |||
71 | if (PluginServices.getMainFrame() != null) |
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72 | 12050 | bsanchez | PluginServices.getMainFrame().enableControls(); |
73 | 11686 | nacho | |
74 | ViewPort vp = mapCtrl.getMapContext().getViewPort(); |
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75 | |||
76 | wcPoint = vp.toMapPoint((int)pointSelect.getX(), (int)pointSelect.getY()); |
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77 | |||
78 | FLayers layers = mapCtrl.getMapContext().getLayers(); |
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79 | for(int i = 0; i < layers.getLayersCount(); i++) |
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80 | layers.getLayer(i).setActive(false);
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81 | |||
82 | for(int i = layers.getLayersCount() - 1; i >= 0; i--) { |
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83 | 12050 | bsanchez | if (select(layers.getLayer(i), i))
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84 | 11686 | nacho | break;
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85 | } |
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86 | } |
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87 | |||
88 | private boolean select(FLayer layer,int pos) { |
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89 | if (layer instanceof FLayers) { |
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90 | FLayers laux=(FLayers)layer; |
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91 | for (int j = laux.getLayersCount() - 1; j >= 0; j--) { |
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92 | if (select(laux.getLayer(j), j)) {
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93 | return true; |
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94 | } |
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95 | } |
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96 | } else {
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97 | try {
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98 | extentLayer = layer.getFullExtent(); |
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99 | } catch(ReadDriverException exc) {
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100 | exc.printStackTrace(); |
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101 | } catch (ExpansionFileReadException e) {
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102 | e.printStackTrace(); |
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103 | } |
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104 | if( extentLayer.getMaxX() >= wcPoint.getX() &&
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105 | extentLayer.getMinX() <= wcPoint.getX() && |
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106 | extentLayer.getMaxY() >= wcPoint.getY() && |
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107 | extentLayer.getMinY() <= wcPoint.getY() && |
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108 | layer.isVisible() && |
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109 | layer instanceof FLyrRasterSE) {
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110 | layer.setActive(true);
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111 | View view = (View) PluginServices.getMDIManager().getActiveWindow(); |
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112 | JScrollBar verticalBar = view.getTOC().getJScrollPane().getVerticalScrollBar();
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113 | double widthPerEntry = verticalBar.getMaximum() / layer.getMapContext().getLayers().getLayersCount();
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114 | verticalBar.setValue((int)widthPerEntry * (layer.getMapContext().getLayers().getLayersCount() - pos - 1)); |
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115 | return true; |
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116 | } |
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117 | } |
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118 | return false; |
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119 | } |
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120 | } |