root / trunk / applications / appgvSIG / src / com / iver / cit / gvsig / gui / toolListeners / CircleMeasureListener.java @ 2984
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1 | 2907 | ldiaz | /* 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.gui.toolListeners; |
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42 | |||
43 | |||
44 | import com.iver.andami.PluginServices; |
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45 | import com.iver.cit.gvsig.fmap.FMap; |
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46 | import com.iver.cit.gvsig.fmap.MapControl; |
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47 | import com.iver.cit.gvsig.fmap.ViewPort; |
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48 | import com.iver.cit.gvsig.fmap.tools.BehaviorException; |
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49 | import com.iver.cit.gvsig.fmap.tools.Events.MeasureEvent; |
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50 | import com.iver.cit.gvsig.fmap.tools.Listeners.CircleListener; |
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51 | |||
52 | import java.awt.Cursor; |
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53 | import java.awt.Image; |
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54 | import java.awt.Point; |
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55 | import java.awt.Toolkit; |
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56 | import java.text.NumberFormat; |
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57 | |||
58 | import javax.swing.ImageIcon; |
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59 | |||
60 | |||
61 | /**
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62 | * Implementaci?n de la interfaz CircleListener como herramienta para
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63 | * realizar una medicion circular
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64 | *
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65 | * @author Laura
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66 | */
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67 | public class CircleMeasureListener implements CircleListener { |
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68 | private final Image img = new ImageIcon(MapControl.class.getResource( |
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69 | "images/RulerCursor.gif")).getImage();
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70 | private Cursor cur = Toolkit.getDefaultToolkit().createCustomCursor(img, |
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71 | new Point(16, 16), ""); |
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72 | private MapControl mapCtrl;
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73 | |||
74 | /**
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75 | * Crea un nuevo AreaListenerImpl.
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76 | *
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77 | * @param mc MapControl.
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78 | */
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79 | public CircleMeasureListener(MapControl mc) {
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80 | this.mapCtrl = mc;
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81 | } |
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82 | |||
83 | /**
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84 | * @see com.iver.cit.gvsig.fmap.tools.Listeners.CircleListener#circle(com.iver.cit.gvsig.fmap.tools.Events.MeasureEvent)
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85 | */
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86 | public void circle(MeasureEvent event) throws BehaviorException { |
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87 | double dist = 0; |
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88 | double distAll = 0; |
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89 | |||
90 | ViewPort vp = mapCtrl.getMapContext().getViewPort(); |
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91 | |||
92 | for (int i = 0; i < (event.getXs().length - 1); i++) { |
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93 | dist = 0;
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94 | |||
95 | Point p = new Point(event.getXs()[i].intValue(), |
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96 | event.getXs()[i].intValue()); |
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97 | Point p2 = new Point(event.getXs()[i + 1].intValue(), |
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98 | event.getXs()[i + 1].intValue());
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99 | |||
100 | ///dist = vp.toMapDistance((int) p.distance(p2));
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101 | dist = vp.distanceWorld(p, p2); |
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102 | distAll += dist; |
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103 | } |
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104 | //System.out.println("Distancia = " + dist + " Distancia Total = " +
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105 | // (distAll));
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106 | NumberFormat nf = NumberFormat.getInstance(); |
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107 | nf.setMaximumFractionDigits(2);
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108 | if (PluginServices.getMainFrame() != null) |
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109 | { |
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110 | PluginServices.getMainFrame().getStatusBar().setMessage("4",
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111 | "Dist:" + nf.format(dist/FMap.CHANGEM[mapCtrl.getViewPort().getDistanceUnits()]) + ""); |
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112 | PluginServices.getMainFrame().getStatusBar().setMessage("5",
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113 | "Total:" + nf.format(distAll/FMap.CHANGEM[mapCtrl.getViewPort().getDistanceUnits()]) + ""); |
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114 | } |
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115 | } |
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116 | |||
117 | |||
118 | /**
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119 | * @see com.iver.cit.gvsig.fmap.tools.Listeners.ToolListener#getCursor()
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120 | */
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121 | public Cursor getCursor() { |
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122 | return cur;
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123 | } |
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124 | |||
125 | /**
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126 | * @see com.iver.cit.gvsig.fmap.tools.Listeners.ToolListener#cancelDrawing()
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127 | */
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128 | public boolean cancelDrawing() { |
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129 | return false; |
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130 | } |
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131 | } |