svn-gvsig-desktop / branches / v2_0_0_prep / extensions / extRasterTools-SE / src / org / gvsig / rastertools / vectorizacion / clip / ClipData.java @ 29717
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| 1 | 22397 | nbrodin | /* 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.vectorizacion.clip; |
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| 20 | |||
| 21 | import java.awt.geom.Point2D; |
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| 22 | import java.util.Observable; |
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| 23 | |||
| 24 | /**
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| 25 | * Datos asociados a la interfaz de usuario CoordinatesSelectionPanel.
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| 26 | *
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| 27 | * 12/06/2008
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| 28 | * @author Nacho Brodin nachobrodin@gmail.com
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| 29 | */
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| 30 | public class ClipData extends Observable { |
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| 31 | /**
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| 32 | * N?mero de decimales a mostrar en visualizaci?n
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| 33 | */
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| 34 | public static final int DEC = 4; |
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| 35 | private String[] scales = {"1/4", "1/3", "1/2", "1", "2", "3", "4", "5"}; |
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| 36 | private int scaleSelected = 3; |
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| 37 | /**
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| 38 | * Coordenadas reales y pixel
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| 39 | */
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| 40 | private Point2D ulWc = new Point2D.Double(); |
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| 41 | private Point2D lrWc = new Point2D.Double(); |
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| 42 | private Point2D ulPx = new Point2D.Double(); |
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| 43 | private Point2D lrPx = new Point2D.Double(); |
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| 44 | |||
| 45 | /**
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| 46 | * Actualiza datos y llama al update de los observadores
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| 47 | */
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| 48 | public void updateObservers() { |
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| 49 | setChanged(); |
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| 50 | notifyObservers(); |
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| 51 | } |
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| 52 | |||
| 53 | /**
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| 54 | * Obtiene las coordenadas del mundo real
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| 55 | * @return double[]
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| 56 | */
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| 57 | public double[] getWCCoordinates() { |
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| 58 | return new double[]{ulWc.getX(), ulWc.getY(), lrWc.getX(), lrWc.getY()}; |
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| 59 | } |
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| 60 | |||
| 61 | /**
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| 62 | * Obtiene la coordenada de m?xima X en pixel.
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| 63 | * @return Coordenada de m?xima X en pixel
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| 64 | */
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| 65 | public double getPxMaxX() { |
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| 66 | return Math.max(ulPx.getX(), lrPx.getX()); |
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| 67 | } |
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| 68 | |||
| 69 | /**
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| 70 | * Obtiene la coordenada de m?xima Y en pixel.
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| 71 | * @return Coordenada de m?xima Y en pixel
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| 72 | */
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| 73 | public double getPxMaxY() { |
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| 74 | return Math.max(ulPx.getY(), lrPx.getY()); |
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| 75 | } |
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| 76 | |||
| 77 | /**
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| 78 | * Obtiene la coordenada de m?nima X en pixel.
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| 79 | * @return Coordenada de m?nima X en pixel
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| 80 | */
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| 81 | public double getPxMinX() { |
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| 82 | return Math.min(ulPx.getX(), lrPx.getX()); |
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| 83 | } |
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| 84 | |||
| 85 | /**
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| 86 | * Obtiene la coordenada de m?nima Y en pixel.
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| 87 | * @return Coordenada de m?nima Y en pixel
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| 88 | */
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| 89 | public double getPxMinY() { |
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| 90 | return Math.min(ulPx.getY(), lrPx.getY()); |
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| 91 | } |
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| 92 | |||
| 93 | /**
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| 94 | * Obtiene la coordenada de m?xima X real.
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| 95 | * @return Coordenada de m?xima X real.
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| 96 | */
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| 97 | public double getUlxWc() { |
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| 98 | return ulWc.getX();
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| 99 | } |
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| 100 | |||
| 101 | /**
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| 102 | * Obtiene la coordenada de m?xima Y real.
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| 103 | * @return Coordenada de m?xima Y real
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| 104 | */
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| 105 | public double getUlyWc() { |
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| 106 | return ulWc.getY();
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| 107 | } |
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| 108 | |||
| 109 | /**
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| 110 | * Obtiene la coordenada de m?nima X real.
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| 111 | * @return Coordenada de m?nima X real
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| 112 | */
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| 113 | public double getLrxWc() { |
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| 114 | return lrWc.getX();
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| 115 | } |
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| 116 | |||
| 117 | /**
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| 118 | * Obtiene la coordenada de m?nima Y real.
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| 119 | * @return Coordenada de m?nima Y real
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| 120 | */
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| 121 | public double getLryWc() { |
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| 122 | return lrWc.getY();
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| 123 | } |
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| 124 | |||
| 125 | /**
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| 126 | * Obtiene la coordenada de m?xima X pixel
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| 127 | * @return Coordenada de m?xima X pixel
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| 128 | */
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| 129 | public double getUlxPx() { |
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| 130 | return ulPx.getX();
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| 131 | } |
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| 132 | |||
| 133 | /**
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| 134 | * Obtiene la coordenada de m?xima Y pixel.
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| 135 | * @return Coordenada de m?xima Y pixel
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| 136 | */
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| 137 | public double getUlyPx() { |
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| 138 | return ulPx.getY();
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| 139 | } |
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| 140 | |||
| 141 | /**
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| 142 | * Obtiene la coordenada de m?nima X pixel
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| 143 | * @return Coordenada de m?nima X pixel
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| 144 | */
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| 145 | public double getLrxPx() { |
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| 146 | return lrPx.getX();
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| 147 | } |
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| 148 | |||
| 149 | /**
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| 150 | * Obtiene la coordenada de m?nima Y pixel.
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| 151 | * @return Coordenada de m?nima Y pixel
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| 152 | */
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| 153 | public double getLryPx() { |
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| 154 | return lrPx.getY();
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| 155 | } |
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| 156 | |||
| 157 | /**
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| 158 | * Asigna las coordenadas del mundo real a partir de n?meros en coma flotante.
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| 159 | * @param minx coordenada m?nima de X
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| 160 | * @param miny coordenada m?nima de Y
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| 161 | * @param maxx coordenada m?xima de X
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| 162 | * @param maxy coordenada m?xima de Y
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| 163 | * @param dec N?mero de decimales a mostrar en la caja de texto
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| 164 | */
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| 165 | public void setCoorRealFromDouble(double ulx, double uly, double lrx, double lry) { |
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| 166 | ulWc = new Point2D.Double(ulx, uly); |
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| 167 | lrWc = new Point2D.Double(lrx, lry); |
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| 168 | updateObservers(); |
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| 169 | } |
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| 170 | |||
| 171 | /**
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| 172 | * Asigna las coordenadas pixel a partir de n?meros en coma flotante.
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| 173 | * @param minx coordenada m?nima de X
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| 174 | * @param miny coordenada m?nima de Y
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| 175 | * @param maxx coordenada m?xima de X
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| 176 | * @param maxy coordenada m?xima de Y
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| 177 | * @param dec N?mero de decimales a mostrar en la caja de texto
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| 178 | */
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| 179 | public void setCoorPixelFromDouble(double minx, double miny, double maxx, double maxy) { |
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| 180 | ulPx = new Point2D.Double(minx, miny); |
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| 181 | lrPx = new Point2D.Double(maxx, maxy); |
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| 182 | updateObservers(); |
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| 183 | } |
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| 184 | |||
| 185 | /**
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| 186 | * Asigna la coordenada X de la esquina superior izquierda en coordenadas reales
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| 187 | * @param ulx
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| 188 | */
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| 189 | public void setUlxWc(double ulx) { |
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| 190 | ulWc = new Point2D.Double(ulx, ulWc.getY()); |
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| 191 | } |
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| 192 | |||
| 193 | /**
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| 194 | * Asigna la coordenada Y de la esquina superior izquierda en coordenadas reales
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| 195 | * @param uly
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| 196 | */
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| 197 | public void setUlyWc(double uly) { |
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| 198 | ulWc = new Point2D.Double(ulWc.getX(), uly); |
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| 199 | } |
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| 200 | |||
| 201 | /**
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| 202 | * Asigna la coordenada X de la esquina superior izquierda en p?xeles
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| 203 | * @param ulx
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| 204 | */
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| 205 | public void setUlxPx(double ulx) { |
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| 206 | ulPx = new Point2D.Double(ulx, ulPx.getY()); |
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| 207 | } |
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| 208 | |||
| 209 | /**
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| 210 | * Asigna la coordenada Y de la esquina superior izquierda en p?xeles
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| 211 | * @param uly
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| 212 | */
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| 213 | public void setUlyPx(double uly) { |
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| 214 | ulPx = new Point2D.Double(ulPx.getX(), uly); |
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| 215 | } |
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| 216 | |||
| 217 | /**
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| 218 | * Asigna la coordenada X de la esquina inferior derecha en coordenadas reales
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| 219 | * @param lrx
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| 220 | */
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| 221 | public void setLrxWc(double lrx) { |
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| 222 | lrWc = new Point2D.Double(lrx, lrWc.getY()); |
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| 223 | } |
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| 224 | |||
| 225 | /**
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| 226 | * Asigna la coordenada Y de la esquina inferior derecha en coordenadas reales
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| 227 | * @param lry
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| 228 | */
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| 229 | public void setLryWc(double lry) { |
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| 230 | lrWc = new Point2D.Double(lrWc.getX(), lry); |
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| 231 | } |
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| 232 | |||
| 233 | /**
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| 234 | * Asigna la coordenada X de la esquina inferior derecha en p?xeles
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| 235 | * @param ulx
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| 236 | */
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| 237 | public void setLrxPx(double lrx) { |
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| 238 | lrPx = new Point2D.Double(lrx, lrPx.getY()); |
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| 239 | } |
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| 240 | |||
| 241 | /**
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| 242 | * Asigna la coordenada Y de la esquina inferior derecha en p?xeles
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| 243 | * @param uly
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| 244 | */
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| 245 | public void setLryPx(double lry) { |
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| 246 | lrPx = new Point2D.Double(lrPx.getX(), lry); |
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| 247 | } |
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| 248 | |||
| 249 | /**
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| 250 | * Inicializa los valores a cero. Esto se hace cuando la selecci?n es fuera del ?rea.
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| 251 | */
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| 252 | public void setOutOfArea() { |
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| 253 | ulWc = new Point2D.Double(); |
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| 254 | lrWc = new Point2D.Double(); |
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| 255 | ulPx = new Point2D.Double(); |
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| 256 | lrPx = new Point2D.Double(); |
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| 257 | } |
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| 258 | |||
| 259 | /**
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| 260 | * Obtiene el texto del desplegable de escalas.
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| 261 | * @return Lista de textos con las escalas
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| 262 | */
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| 263 | public String[] getScales() { |
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| 264 | return scales;
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| 265 | } |
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| 266 | |||
| 267 | /**
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| 268 | * Asigna el texto del desplegable de escalas.
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| 269 | * @param Lista de textos con las escalas
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| 270 | */
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| 271 | public void setScales(String[] scales) { |
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| 272 | this.scales = scales;
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| 273 | updateObservers(); |
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| 274 | } |
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| 275 | |||
| 276 | /**
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| 277 | * Obtiene la escala seleccionada en el selector
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| 278 | * @return posici?n en la lista de escalas
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| 279 | */
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| 280 | public int getScaleSelected() { |
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| 281 | return scaleSelected;
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| 282 | } |
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| 283 | |||
| 284 | /**
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| 285 | * Asigna la escala seleccionada
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| 286 | * @param posici?n en la lista de escalas
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| 287 | */
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| 288 | public void setScaleSelected(int scaleSelected) { |
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| 289 | this.scaleSelected = scaleSelected;
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| 290 | } |
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| 291 | |||
| 292 | /**
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| 293 | * Obtiene el valor de escala a partir de la posici?n
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| 294 | * seleccionada en la lista.
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| 295 | * @return
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| 296 | */
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| 297 | public double getScaleSelectedValue() { |
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| 298 | switch (getScaleSelected()) {
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| 299 | case 0: return 0.25; |
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| 300 | case 1: return 0.33; |
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| 301 | case 2: return 0.5; |
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| 302 | case 3: return 1; |
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| 303 | case 4: return 2; |
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| 304 | case 5: return 3; |
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| 305 | case 6: return 4; |
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| 306 | case 7: return 5; |
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| 307 | } |
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| 308 | return 1; |
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| 309 | } |
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| 310 | } |