svn-gvsig-desktop / tags / v1_0_2_Build_906 / libraries / libFMap / src / com / iver / cit / gvsig / fmap / ViewPort.java @ 10972
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1 | 1100 | 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 | 213 | fernando | package com.iver.cit.gvsig.fmap; |
42 | |||
43 | import java.awt.Color; |
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44 | import java.awt.Dimension; |
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45 | 234 | fjp | import java.awt.Point; |
46 | 213 | fernando | import java.awt.geom.AffineTransform; |
47 | 234 | fjp | import java.awt.geom.NoninvertibleTransformException; |
48 | 213 | fernando | import java.awt.geom.Point2D; |
49 | import java.awt.geom.Rectangle2D; |
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50 | import java.util.ArrayList; |
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51 | |||
52 | 3884 | caballero | import org.cresques.cts.GeoCalc; |
53 | import org.cresques.cts.IProjection; |
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54 | import org.cresques.cts.gt2.CSUTM; |
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55 | 346 | fernando | |
56 | 6164 | luisw2 | import com.iver.cit.gvsig.fmap.crs.CRSFactory; |
57 | 3884 | caballero | import com.iver.utiles.StringUtilities; |
58 | import com.iver.utiles.XMLEntity; |
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59 | |||
60 | |||
61 | 956 | vcaballero | /**
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62 | 1036 | vcaballero | * Clase con atributos de la vista.
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63 | 1443 | jmorell | * 050211, jmorell: A?ado los Grados como unidad de mapa.
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64 | 956 | vcaballero | *
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65 | * @author Vicente Caballero Navarro
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66 | */
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67 | public class ViewPort { |
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68 | public static int KILOMETROS = 0; |
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69 | public static int METROS = 1; |
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70 | public static int CENTIMETRO = 2; |
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71 | public static int MILIMETRO = 3; |
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72 | public static int MILLAS = 4; |
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73 | public static int YARDAS = 5; |
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74 | public static int PIES = 6; |
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75 | public static int PULGADAS = 7; |
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76 | 1443 | jmorell | public static int GRADOS = 8; |
77 | 435 | vcaballero | |
78 | 346 | fernando | /**
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79 | 956 | vcaballero | * Resoluci?n (Puntos por pulgada) de la vista actual. Se necesita para los
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80 | * c?lculos de escala geogr?fica.
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81 | 346 | fernando | */
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82 | 956 | vcaballero | private static int dpi = java.awt.Toolkit.getDefaultToolkit() |
83 | .getScreenResolution(); |
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84 | private Rectangle2D extent; |
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85 | private Rectangle2D adjustedExtent; |
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86 | private ExtentHistory extents = new ExtentHistory(); |
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87 | private Dimension imageSize; |
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88 | private AffineTransform trans = new AffineTransform(); |
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89 | 213 | fernando | private int distanceUnits = METROS; |
90 | private int mapUnits = METROS; |
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91 | 1197 | fernando | private ArrayList listeners = new ArrayList(); |
92 | 956 | vcaballero | private Point2D offset = new Point2D.Double(0, 0); |
93 | private Rectangle2D clip; |
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94 | 1282 | fjp | private Color backColor = null; //Color.WHITE; |
95 | 346 | fernando | private IProjection proj;
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96 | 956 | vcaballero | private double dist1pixel; |
97 | private double dist3pixel; |
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98 | 213 | fernando | private double scale; |
99 | 3683 | caballero | private Rectangle2D cliprect; |
100 | 8765 | jjdelcerro | private boolean adjustableExtent=true; |
101 | 956 | vcaballero | |
102 | /**
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103 | * Crea un nuevo ViewPort.
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104 | *
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105 | 1036 | vcaballero | * @param proj Proyecci?n.
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106 | 956 | vcaballero | */
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107 | public ViewPort(IProjection proj) {
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108 | 867 | fjp | // Por defecto
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109 | 956 | vcaballero | this.proj = proj;
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110 | 867 | fjp | } |
111 | 213 | fernando | |
112 | 956 | vcaballero | /**
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113 | 8765 | jjdelcerro | * Sets the adjustable option, so the extent is automatically adjusted to view aspect.
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114 | *
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115 | * @param boolean Adjustable.
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116 | */
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117 | public void setAdjustable(boolean adjustable) { |
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118 | adjustableExtent = adjustable; |
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119 | } |
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120 | |||
121 | /**
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122 | 1036 | vcaballero | * A?ade un ViewPortListener al extentListener.
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123 | 956 | vcaballero | *
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124 | 1036 | vcaballero | * @param arg0 ViewPortListener.
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125 | 956 | vcaballero | *
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126 | 1036 | vcaballero | * @return True si ha sido a?adida correctamente.
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127 | 956 | vcaballero | */
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128 | 1197 | fernando | public boolean addViewPortListener(ViewPortListener arg0) { |
129 | 8765 | jjdelcerro | if (!listeners.contains(arg0))
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130 | return listeners.add(arg0);
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131 | return false; |
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132 | 213 | fernando | } |
133 | |||
134 | 8765 | jjdelcerro | |
135 | 956 | vcaballero | /**
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136 | 1036 | vcaballero | * Borra el ViewPortListener que se pasa como par?metro delos
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137 | * extentListener.
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138 | 956 | vcaballero | *
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139 | 1036 | vcaballero | * @param arg0 ViewPortListener.
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140 | 956 | vcaballero | *
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141 | 1036 | vcaballero | * @return True si ha sido borrado correctamente.
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142 | 956 | vcaballero | */
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143 | 1197 | fernando | public boolean removeViewPortListener(ViewPortListener arg0) { |
144 | return listeners.remove(arg0);
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145 | 213 | fernando | } |
146 | |||
147 | 956 | vcaballero | /**
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148 | 1036 | vcaballero | * Devuelve la distancia en pixels a partir de una distancia real.
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149 | 956 | vcaballero | *
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150 | 1036 | vcaballero | * @param d Distancia real.
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151 | 956 | vcaballero | *
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152 | 1036 | vcaballero | * @return Distancia en pixels.
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153 | 956 | vcaballero | */
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154 | public int fromMapDistance(double d) { |
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155 | Point2D.Double pWorld = new Point2D.Double(1, 1); |
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156 | Point2D.Double pScreen = new Point2D.Double(); |
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157 | 234 | fjp | |
158 | 956 | vcaballero | try {
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159 | trans.deltaTransform(pWorld, pScreen); |
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160 | } catch (Exception e) { |
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161 | System.err.print(e.getMessage());
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162 | } |
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163 | 213 | fernando | |
164 | 956 | vcaballero | return (int) (d * pScreen.x); |
165 | } |
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166 | 234 | fjp | |
167 | 956 | vcaballero | /**
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168 | 1036 | vcaballero | * Devuelve un punto en pixels a partir de una coordenada X e Y real.
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169 | 956 | vcaballero | *
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170 | 1036 | vcaballero | * @param x Coordenada X real.
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171 | * @param y Coordenada Y real.
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172 | 956 | vcaballero | *
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173 | 1036 | vcaballero | * @return Punto en pixels.
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174 | 956 | vcaballero | */
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175 | public Point2D fromMapPoint(double x, double y) { |
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176 | Point2D.Double pWorld = new Point2D.Double(x, y); |
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177 | Point2D.Double pScreen = new Point2D.Double(); |
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178 | 234 | fjp | |
179 | 956 | vcaballero | try {
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180 | trans.transform(pWorld, pScreen); |
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181 | } catch (Exception e) { |
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182 | System.err.print(e.getMessage());
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183 | } |
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184 | 213 | fernando | |
185 | 956 | vcaballero | return pScreen;
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186 | } |
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187 | 1036 | vcaballero | |
188 | /**
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189 | * Devuelve el punto en pixels a partir de un punto real.
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190 | *
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191 | * @param point Punto real.
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192 | *
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193 | * @return Punto en pixels.
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194 | */
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195 | 1004 | vcaballero | public Point2D fromMapPoint(Point2D point) { |
196 | 1036 | vcaballero | return fromMapPoint(point.getX(), point.getY());
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197 | 1004 | vcaballero | } |
198 | 213 | fernando | |
199 | 956 | vcaballero | /**
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200 | 1036 | vcaballero | * Devuelve un punto real a partir de una coordenada X e Y en pixels.
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201 | 956 | vcaballero | *
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202 | 1036 | vcaballero | * @param x Coordenada X en pixels.
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203 | * @param y Coordenada Y en pixels.
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204 | 956 | vcaballero | *
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205 | 1036 | vcaballero | * @return Punto real.
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206 | 956 | vcaballero | */
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207 | public Point2D toMapPoint(int x, int y) { |
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208 | Point pScreen = new Point(x, y); |
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209 | 213 | fernando | |
210 | 956 | vcaballero | return toMapPoint(pScreen);
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211 | } |
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212 | 234 | fjp | |
213 | 4213 | caballero | public Rectangle2D toMapRectangle(Rectangle2D r){ |
214 | double w=toMapDistance((int)r.getWidth()); |
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215 | double h=toMapDistance((int)r.getHeight()); |
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216 | Point2D p1=toMapPoint((int)r.getX(),(int)r.getY()); |
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217 | return new Rectangle2D.Double(p1.getX(),p1.getY(),w,h); |
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218 | } |
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219 | 956 | vcaballero | /**
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220 | 1036 | vcaballero | * Devuelve la distancia real a partir de la distancia en pixels.
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221 | 956 | vcaballero | *
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222 | 1036 | vcaballero | * @param d Distancia en pixels.
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223 | 956 | vcaballero | *
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224 | 1036 | vcaballero | * @return Distancia real.
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225 | 956 | vcaballero | */
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226 | public double toMapDistance(int d) { |
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227 | double dist = d / trans.getScaleX();
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228 | 234 | fjp | |
229 | 956 | vcaballero | return dist;
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230 | } |
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231 | 213 | fernando | |
232 | 956 | vcaballero | /**
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233 | 1036 | vcaballero | * Devuelve un punto real a partir de un punto en pixels.
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234 | 956 | vcaballero | *
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235 | 1036 | vcaballero | * @param pScreen Punto en pixels.
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236 | 956 | vcaballero | *
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237 | 1036 | vcaballero | * @return Punto real.
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238 | 956 | vcaballero | *
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239 | 1036 | vcaballero | * @throws RuntimeException
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240 | 956 | vcaballero | */
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241 | public Point2D toMapPoint(Point2D pScreen) { |
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242 | Point2D.Double pWorld = new Point2D.Double(); |
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243 | AffineTransform at;
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244 | 213 | fernando | |
245 | 956 | vcaballero | try {
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246 | at = trans.createInverse(); |
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247 | at.transform(pScreen, pWorld); |
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248 | } catch (NoninvertibleTransformException e) { |
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249 | throw new RuntimeException(e); |
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250 | } |
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251 | 213 | fernando | |
252 | 956 | vcaballero | return pWorld;
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253 | } |
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254 | 1036 | vcaballero | |
255 | 999 | luisw | /**
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256 | 1036 | vcaballero | * Calcula la distancia entre dos puntos en unidades de usuario. Los puntos
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257 | * est?n en unidades de usuario. Se tiene en cuenta la proyecci?n, con lo
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258 | * que es INDISPENSABLE que la variable proj contenga el valor correcto de
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259 | * la proyecci?n.
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260 | *
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261 | 999 | luisw | * @param pt1
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262 | * @param pt2
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263 | 1036 | vcaballero | *
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264 | * @return distancia real.
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265 | 999 | luisw | */
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266 | public double distanceWorld(Point2D pt1, Point2D pt2) { |
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267 | double dist = -1; |
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268 | dist = pt1.distance(pt2); |
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269 | 1036 | vcaballero | |
270 | if ((proj != null) && !(proj instanceof CSUTM)) { |
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271 | dist = new GeoCalc(proj).distanceVincenty(proj.toGeo(pt1),
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272 | proj.toGeo(pt2)); |
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273 | } |
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274 | |||
275 | 9446 | caballero | return dist*MapContext.CHANGEM[getMapUnits()];
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276 | 999 | luisw | } |
277 | 213 | fernando | |
278 | 956 | vcaballero | /**
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279 | 1036 | vcaballero | * Rellena el extent anterior como actual.
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280 | 956 | vcaballero | */
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281 | public void setPreviousExtent() { |
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282 | extent = extents.removePrev(); |
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283 | 918 | fernando | |
284 | 956 | vcaballero | //Calcula la transformaci?n af?n
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285 | calculateAffineTransform(); |
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286 | 680 | fernando | |
287 | 956 | vcaballero | // Lanzamos los eventos de extent cambiado
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288 | 3683 | caballero | callExtentChanged(getAdjustedExtent()); |
289 | 956 | vcaballero | } |
290 | 213 | fernando | |
291 | 956 | vcaballero | /**
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292 | 4910 | jaume | * <p>
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293 | * When the zoom changes (for instance when using the zoom in or zoom out tools,
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294 | * but also zooming to a selected feature or shape) the extent that covers that
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295 | * area is the value returned by this method. It is not the actual area shown
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296 | * in the view because it does not care about the aspect ratio. However, any
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297 | * part of the real world contained in this extent is shown in the view.<br>
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298 | * </p>
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299 | * <p>
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300 | * Probably <b>this is not what you are looking for</b>. If you are looking for
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301 | * the complete extent currently shown, you must use getAdjustedExtent() method
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302 | * which returns the extent that contains this one but regarding the current
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303 | * view's aspect ratio.
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304 | * </p>
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305 | 1036 | vcaballero | * @return Extent.
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306 | 956 | vcaballero | */
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307 | public Rectangle2D getExtent() { |
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308 | return extent;
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309 | } |
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310 | 213 | fernando | |
311 | /**
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312 | 1036 | vcaballero | * Inserta el extent.
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313 | 956 | vcaballero | *
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314 | 1036 | vcaballero | * @param r Extent.
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315 | 956 | vcaballero | */
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316 | public void setExtent(Rectangle2D r) { |
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317 | if (extent != null) { |
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318 | extents.put(extent); |
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319 | } |
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320 | |||
321 | 3884 | caballero | //Esto comprueba que el extent no es de anchura o altura = "0"
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322 | 956 | vcaballero | //y si es as? lo redimensiona.
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323 | 2409 | caballero | if (r!=null &&((r.getWidth() == 0) || (r.getHeight() == 0))) { |
324 | 956 | vcaballero | extent = new Rectangle2D.Double(r.getMinX() - 0.1, |
325 | r.getMinY() - 0.1, r.getWidth() + 0.2, r.getHeight() + 0.2); |
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326 | } else {
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327 | extent = r; |
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328 | } |
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329 | |||
330 | //Calcula la transformaci?n af?n
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331 | calculateAffineTransform(); |
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332 | |||
333 | // Lanzamos los eventos de extent cambiado
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334 | 3683 | caballero | callExtentChanged(getAdjustedExtent()); |
335 | 956 | vcaballero | } |
336 | |||
337 | /**
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338 | 6630 | caballero | * Refresca el extent.
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339 | *
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340 | 956 | vcaballero | */
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341 | 6630 | caballero | public void refreshExtent() { |
342 | 1135 | vcaballero | //this.scale = scale;
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343 | 956 | vcaballero | |
344 | //Calcula la transformaci?n af?n
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345 | calculateAffineTransform(); |
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346 | |||
347 | // Lanzamos los eventos de extent cambiado
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348 | 3683 | caballero | callExtentChanged(getAdjustedExtent()); |
349 | 956 | vcaballero | } |
350 | |||
351 | /**
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352 | * Devuelve la escala. Debe estar siempre actualizada y no calcularse nunca
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353 | * aqu? pues se utiliza en el dibujado para cada geometr?a
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354 | *
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355 | 1036 | vcaballero | * @return Escala.
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356 | 213 | fernando | */
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357 | 956 | vcaballero | public double getScale() { |
358 | return proj.getScale(extent.getMinX(), extent.getMaxX(),
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359 | imageSize.getWidth(), dpi); |
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360 | } |
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361 | |||
362 | /**
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363 | 1036 | vcaballero | * Devuelve la matriz de transformaci?n.
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364 | 956 | vcaballero | *
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365 | 1036 | vcaballero | * @return Matriz de transformaci?n.
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366 | 956 | vcaballero | */
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367 | 213 | fernando | public AffineTransform getAffineTransform() { |
368 | return trans;
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369 | } |
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370 | 956 | vcaballero | |
371 | 213 | fernando | /**
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372 | 1036 | vcaballero | * Devuelve las dimensiones de la imagen.
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373 | 956 | vcaballero | *
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374 | 213 | fernando | * @return Returns the imageSize.
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375 | */
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376 | public Dimension getImageSize() { |
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377 | return imageSize;
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378 | } |
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379 | 956 | vcaballero | |
380 | 213 | fernando | /**
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381 | 1036 | vcaballero | * Inserta las dimensiones de la imagen.
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382 | 956 | vcaballero | *
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383 | 213 | fernando | * @param imageSize The imageSize to set.
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384 | */
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385 | public void setImageSize(Dimension imageSize) { |
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386 | this.imageSize = imageSize;
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387 | calculateAffineTransform(); |
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388 | } |
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389 | |||
390 | 956 | vcaballero | /**
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391 | 1036 | vcaballero | * Llamada a los listeners tras el cambio de extent.
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392 | 956 | vcaballero | *
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393 | 1036 | vcaballero | * @param newRect Extent.
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394 | 956 | vcaballero | */
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395 | 1197 | fernando | private void callExtentChanged(Rectangle2D newRect) { |
396 | 1082 | fernando | ExtentEvent ev = ExtentEvent.createExtentEvent(newRect); |
397 | 655 | fjp | |
398 | 1197 | fernando | for (int i = 0; i < listeners.size(); i++) { |
399 | ViewPortListener listener = (ViewPortListener) listeners.get(i); |
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400 | 956 | vcaballero | listener.extentChanged(ev); |
401 | } |
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402 | } |
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403 | |||
404 | 213 | fernando | /**
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405 | 1036 | vcaballero | * Llamada a los listeners tras el cambio de color.
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406 | 956 | vcaballero | *
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407 | 1036 | vcaballero | * @param c Color.
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408 | 213 | fernando | */
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409 | 1197 | fernando | private void callColorChanged(Color c) { |
410 | 1082 | fernando | ColorEvent ce = ColorEvent.createColorEvent(c); |
411 | 956 | vcaballero | |
412 | 1197 | fernando | for (int i = 0; i < listeners.size(); i++) { |
413 | ViewPortListener listener = (ViewPortListener) listeners.get(i); |
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414 | 956 | vcaballero | listener.backColorChanged(ce); |
415 | } |
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416 | } |
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417 | 5943 | jmvivo | /**
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418 | * Llamada a los listeners tras el cambio de extent.
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419 | *
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420 | * @param newRect Extent.
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421 | */
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422 | private void callProjectionChanged(IProjection projection) { |
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423 | ProjectionEvent ev = ProjectionEvent.createProjectionEvent(projection); |
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424 | 956 | vcaballero | |
425 | 5943 | jmvivo | for (int i = 0; i < listeners.size(); i++) { |
426 | ViewPortListener listener = (ViewPortListener) listeners.get(i); |
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427 | listener.projectionChanged(ev); |
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428 | } |
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429 | } |
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430 | |||
431 | 6630 | caballero | |
432 | 956 | vcaballero | /**
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433 | 1036 | vcaballero | * C?lculo de la matriz de transformaci?n.
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434 | 956 | vcaballero | *
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435 | 3884 | caballero | * @throws RuntimeException
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436 | 956 | vcaballero | */
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437 | 213 | fernando | private void calculateAffineTransform() { |
438 | 956 | vcaballero | if ((imageSize == null) || (extent == null) || |
439 | (imageSize.getWidth() <= 0) || (imageSize.getHeight() <= 0)) { |
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440 | return;
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441 | } |
||
442 | 213 | fernando | |
443 | 956 | vcaballero | AffineTransform escalado = new AffineTransform(); |
444 | AffineTransform translacion = new AffineTransform(); |
||
445 | 213 | fernando | |
446 | 956 | vcaballero | double escalaX;
|
447 | double escalaY;
|
||
448 | 213 | fernando | |
449 | 956 | vcaballero | escalaX = imageSize.getWidth() / extent.getWidth(); |
450 | escalaY = imageSize.getHeight() / extent.getHeight(); |
||
451 | 213 | fernando | |
452 | 956 | vcaballero | double xCenter = extent.getCenterX();
|
453 | double yCenter = extent.getCenterY();
|
||
454 | double newHeight;
|
||
455 | double newWidth;
|
||
456 | 213 | fernando | |
457 | 956 | vcaballero | adjustedExtent = new Rectangle2D.Double(); |
458 | 213 | fernando | |
459 | 8765 | jjdelcerro | if (adjustableExtent) {
|
460 | if (escalaX < escalaY) {
|
||
461 | scale = escalaX; |
||
462 | newHeight = imageSize.getHeight() / scale; |
||
463 | adjustedExtent.setRect(xCenter - (extent.getWidth() / 2.0),
|
||
464 | yCenter - (newHeight / 2.0), extent.getWidth(), newHeight);
|
||
465 | } else {
|
||
466 | scale = escalaY; |
||
467 | newWidth = imageSize.getWidth() / scale; |
||
468 | adjustedExtent.setRect(xCenter - (newWidth / 2.0),
|
||
469 | yCenter - (extent.getHeight() / 2.0), newWidth,
|
||
470 | extent.getHeight()); |
||
471 | } |
||
472 | escalado.setToScale(scale, -scale); |
||
473 | } |
||
474 | else { // adjusted is same as extent |
||
475 | 956 | vcaballero | scale = escalaX; |
476 | 8765 | jjdelcerro | adjustedExtent.setFrame(extent); |
477 | escalado.setToScale(escalaX, -escalaY); |
||
478 | 956 | vcaballero | } |
479 | 213 | fernando | |
480 | 3683 | caballero | translacion.setToTranslation(-getAdjustedExtent().getX(), |
481 | -getAdjustedExtent().getY() - getAdjustedExtent().getHeight()); |
||
482 | 956 | vcaballero | |
483 | AffineTransform offsetTrans = new AffineTransform(); |
||
484 | offsetTrans.setToTranslation(offset.getX(), offset.getY()); |
||
485 | |||
486 | trans.setToIdentity(); |
||
487 | trans.concatenate(offsetTrans); |
||
488 | trans.concatenate(escalado); |
||
489 | |||
490 | trans.concatenate(translacion); |
||
491 | |||
492 | 3884 | caballero | // Calculamos las distancias de 1 pixel y 3 pixel con esa transformaci?n
|
493 | 956 | vcaballero | // de coordenadas, de forma que est?n precalculadas para cuando las necesitemos
|
494 | AffineTransform at;
|
||
495 | |||
496 | 237 | fjp | try {
|
497 | at = trans.createInverse(); |
||
498 | 956 | vcaballero | |
499 | 237 | fjp | java.awt.Point pPixel = new java.awt.Point(1, 1); |
500 | 956 | vcaballero | Point2D.Float pProv = new Point2D.Float(); |
501 | at.deltaTransform(pPixel, pProv); |
||
502 | 237 | fjp | |
503 | 956 | vcaballero | dist1pixel = pProv.x; |
504 | dist3pixel = 3 * pProv.x;
|
||
505 | 237 | fjp | } catch (NoninvertibleTransformException e) { |
506 | 867 | fjp | System.err.println("transformada afin = " + trans.toString()); |
507 | 956 | vcaballero | System.err.println("extent = " + extent.toString() + |
508 | " imageSize= " + imageSize.toString());
|
||
509 | 918 | fernando | throw new RuntimeException(e); |
510 | 237 | fjp | } |
511 | 213 | fernando | } |
512 | 956 | vcaballero | |
513 | /**
|
||
514 | 1036 | vcaballero | * Inserta la desviaci?n.
|
515 | 956 | vcaballero | *
|
516 | 1036 | vcaballero | * @param p Punto.
|
517 | 956 | vcaballero | */
|
518 | public void setOffset(Point2D p) { |
||
519 | offset = p; |
||
520 | 351 | vcaballero | } |
521 | 956 | vcaballero | /**
|
522 | 5369 | jaume | * The offset is the position where to start drawing. The offset of a View is
|
523 | * always (0, 0) because the drawing area fits with the full window area. But in
|
||
524 | * a Layout it is up to the place where the FFrameView is located.
|
||
525 | 1317 | vcaballero | *
|
526 | 5369 | jaume | * @param p Point, in pixels, where the map starts.
|
527 | 1317 | vcaballero | */
|
528 | public Point2D getOffset() { |
||
529 | return offset;
|
||
530 | } |
||
531 | /**
|
||
532 | 1036 | vcaballero | * Inserta el color de fondo.
|
533 | 956 | vcaballero | *
|
534 | 1036 | vcaballero | * @param c Color de fondo.
|
535 | 956 | vcaballero | */
|
536 | 213 | fernando | public void setBackColor(Color c) { |
537 | backColor = c; |
||
538 | 1197 | fernando | callColorChanged(backColor); |
539 | 213 | fernando | } |
540 | |||
541 | 956 | vcaballero | /**
|
542 | 1036 | vcaballero | * Devuelve el color de fondo.
|
543 | 956 | vcaballero | *
|
544 | 1036 | vcaballero | * @return Color de fondo.
|
545 | 956 | vcaballero | */
|
546 | 213 | fernando | public Color getBackColor() { |
547 | return backColor;
|
||
548 | } |
||
549 | 956 | vcaballero | |
550 | 213 | fernando | /**
|
551 | 4910 | jaume | * Returns the extent currently covered by the view.
|
552 | 956 | vcaballero | *
|
553 | 213 | fernando | * @return Returns the adjustedExtent.
|
554 | */
|
||
555 | public Rectangle2D getAdjustedExtent() { |
||
556 | 3683 | caballero | if (cliprect!=null){ |
557 | return adjustedExtent.createIntersection(cliprect);
|
||
558 | } |
||
559 | 213 | fernando | return adjustedExtent;
|
560 | } |
||
561 | 956 | vcaballero | |
562 | 213 | fernando | /**
|
563 | 8765 | jjdelcerro | * Devuelve la unidad de medida en la que queremos realizar nuestras mediciones y
|
564 | * en la que se nos mostrar? toda la informaci?n.
|
||
565 | 956 | vcaballero | *
|
566 | 213 | fernando | * @return Returns the distanceUnits.
|
567 | */
|
||
568 | public int getDistanceUnits() { |
||
569 | return distanceUnits;
|
||
570 | } |
||
571 | 956 | vcaballero | |
572 | 213 | fernando | /**
|
573 | 8765 | jjdelcerro | * Inserta la unidad de medida en la que queremos realizar nuestras mediciones y
|
574 | * en la que se nos mostrar? toda la informaci?n.
|
||
575 | 956 | vcaballero | *
|
576 | 213 | fernando | * @param distanceUnits The distanceUnits to set.
|
577 | */
|
||
578 | public void setDistanceUnits(int distanceUnits) { |
||
579 | this.distanceUnits = distanceUnits;
|
||
580 | } |
||
581 | 956 | vcaballero | |
582 | 213 | fernando | /**
|
583 | 8765 | jjdelcerro | * Devuelve la unidad de medida del mapa, es la unidad de medida en la que est? la cartogr?fia que cargamos,
|
584 | * normalmente en metros.
|
||
585 | 956 | vcaballero | *
|
586 | 213 | fernando | * @return Returns the mapUnits.
|
587 | */
|
||
588 | public int getMapUnits() { |
||
589 | return mapUnits;
|
||
590 | } |
||
591 | 956 | vcaballero | |
592 | 213 | fernando | /**
|
593 | 8765 | jjdelcerro | * Inserta la unidad de medida del mapa, es la unidad de medida en la que est? la cartogr?fia que cargamos,
|
594 | * normalmente en metros.
|
||
595 | 956 | vcaballero | *
|
596 | 213 | fernando | * @param mapUnits The mapUnits to set.
|
597 | */
|
||
598 | public void setMapUnits(int mapUnits) { |
||
599 | this.mapUnits = mapUnits;
|
||
600 | 956 | vcaballero | } |
601 | |||
602 | /**
|
||
603 | 1036 | vcaballero | * Devuelve la anchura de la imagen.
|
604 | 956 | vcaballero | *
|
605 | 1036 | vcaballero | * @return anchura en pixels de la imagen.
|
606 | 956 | vcaballero | */
|
607 | public int getImageWidth() { |
||
608 | 214 | fernando | return imageSize.width;
|
609 | 213 | fernando | } |
610 | 956 | vcaballero | |
611 | /**
|
||
612 | 1036 | vcaballero | * Devuelve la altura de la imagen.
|
613 | 956 | vcaballero | *
|
614 | 1036 | vcaballero | * @return altura de la imagen.
|
615 | 956 | vcaballero | */
|
616 | public int getImageHeight() { |
||
617 | 214 | fernando | return imageSize.height;
|
618 | } |
||
619 | 956 | vcaballero | |
620 | /**
|
||
621 | 1036 | vcaballero | * Devuelve la distancia real de un pixel.
|
622 | 956 | vcaballero | *
|
623 | 1036 | vcaballero | * @return Distancia real de un pixel.
|
624 | 956 | vcaballero | */
|
625 | 237 | fjp | public double getDist1pixel() { |
626 | return dist1pixel;
|
||
627 | } |
||
628 | 956 | vcaballero | |
629 | /**
|
||
630 | 1036 | vcaballero | * Inserta la distancia real de un pixel.
|
631 | 956 | vcaballero | *
|
632 | 1036 | vcaballero | * @param dist1pixel Distancia real de un pixel.
|
633 | 956 | vcaballero | */
|
634 | 237 | fjp | public void setDist1pixel(double dist1pixel) { |
635 | this.dist1pixel = dist1pixel;
|
||
636 | } |
||
637 | 956 | vcaballero | |
638 | /**
|
||
639 | 1036 | vcaballero | * Devuelve la distancia real de tres pixel.
|
640 | 956 | vcaballero | *
|
641 | 1036 | vcaballero | * @return Distancia real de tres pixel.
|
642 | 956 | vcaballero | */
|
643 | 237 | fjp | public double getDist3pixel() { |
644 | return dist3pixel;
|
||
645 | } |
||
646 | 956 | vcaballero | |
647 | /**
|
||
648 | 1036 | vcaballero | * Inserta la distancia real de tres pixels.
|
649 | 956 | vcaballero | *
|
650 | 1036 | vcaballero | * @param dist3pixel Distancia real de tres pixels.
|
651 | 956 | vcaballero | */
|
652 | 237 | fjp | public void setDist3pixel(double dist3pixel) { |
653 | this.dist3pixel = dist3pixel;
|
||
654 | } |
||
655 | 956 | vcaballero | |
656 | 277 | fernando | /**
|
657 | 1036 | vcaballero | * Devuelve los Extents anteriores almacenados.
|
658 | 956 | vcaballero | *
|
659 | 277 | fernando | * @return Returns the extents.
|
660 | */
|
||
661 | public ExtentHistory getExtents() {
|
||
662 | return extents;
|
||
663 | } |
||
664 | |||
665 | /**
|
||
666 | 1036 | vcaballero | * Devuelve la proyecci?n.
|
667 | 956 | vcaballero | *
|
668 | 346 | fernando | * @return Returns the proj.
|
669 | */
|
||
670 | public IProjection getProjection() {
|
||
671 | return proj;
|
||
672 | } |
||
673 | 956 | vcaballero | |
674 | 346 | fernando | /**
|
675 | 1036 | vcaballero | * Inserta la proyecci?n.
|
676 | 956 | vcaballero | *
|
677 | 346 | fernando | * @param proj The proj to set.
|
678 | */
|
||
679 | public void setProjection(IProjection proj) { |
||
680 | 6187 | jmvivo | if(this.proj == null || !this.proj.getAbrev().equals(proj.getAbrev())) { |
681 | 6630 | caballero | this.proj = proj;
|
682 | 6187 | jmvivo | callProjectionChanged(proj); |
683 | } |
||
684 | 346 | fernando | } |
685 | 3884 | caballero | |
686 | 1152 | fjp | /**
|
687 | * M?todo que solo lo utilizamos a la hora de imprimir. NO lanza
|
||
688 | * un calculateAffineTransform, ni recalcula el adjustedExtent.
|
||
689 | * TODO: Para evitar este m?todo, habr?a que redefinir el interfaz
|
||
690 | 3884 | caballero | * RasterAdapter, y que recibiera un ViewPortData.
|
691 | 1152 | fjp | * @param at
|
692 | */
|
||
693 | 3884 | caballero | public void setAffineTransform(AffineTransform at) |
694 | 1152 | fjp | { |
695 | this.trans = at;
|
||
696 | } |
||
697 | 956 | vcaballero | |
698 | /**
|
||
699 | 1036 | vcaballero | * Devuelve el XMLEntity.
|
700 | 956 | vcaballero | *
|
701 | 1036 | vcaballero | * @return XMLEntity.
|
702 | 956 | vcaballero | */
|
703 | public XMLEntity getXMLEntity() {
|
||
704 | XMLEntity xml = new XMLEntity();
|
||
705 | 1094 | vcaballero | xml.putProperty("className",this.getClass().getName()); |
706 | 956 | vcaballero | |
707 | if (adjustedExtent != null) { |
||
708 | xml.putProperty("adjustedExtentX", adjustedExtent.getX());
|
||
709 | xml.putProperty("adjustedExtentY", adjustedExtent.getY());
|
||
710 | xml.putProperty("adjustedExtentW", adjustedExtent.getWidth());
|
||
711 | xml.putProperty("adjustedExtentH", adjustedExtent.getHeight());
|
||
712 | 741 | vcaballero | } |
713 | 956 | vcaballero | |
714 | 1282 | fjp | if (backColor != null) |
715 | xml.putProperty("backColor", StringUtilities.color2String(backColor));
|
||
716 | 956 | vcaballero | |
717 | if (clip != null) { |
||
718 | xml.putProperty("clipX", clip.getX());
|
||
719 | xml.putProperty("clipY", clip.getY());
|
||
720 | xml.putProperty("clipW", clip.getWidth());
|
||
721 | xml.putProperty("clipH", clip.getHeight());
|
||
722 | 435 | vcaballero | } |
723 | 956 | vcaballero | |
724 | xml.putProperty("dist1pixel", dist1pixel);
|
||
725 | xml.putProperty("dist3pixel", dist3pixel);
|
||
726 | xml.putProperty("distanceUnits", distanceUnits);
|
||
727 | |||
728 | if (extent != null) { |
||
729 | xml.putProperty("extentX", extent.getX());
|
||
730 | xml.putProperty("extentY", extent.getY());
|
||
731 | xml.putProperty("extentW", extent.getWidth());
|
||
732 | xml.putProperty("extentH", extent.getHeight());
|
||
733 | 741 | vcaballero | } |
734 | 956 | vcaballero | |
735 | 449 | vcaballero | xml.addChild(extents.getXMLEntity()); |
736 | 956 | vcaballero | xml.putProperty("mapUnits", mapUnits);
|
737 | xml.putProperty("offsetX", offset.getX());
|
||
738 | xml.putProperty("offsetY", offset.getY());
|
||
739 | |||
740 | if (proj != null) { |
||
741 | xml.putProperty("proj", proj.getAbrev());
|
||
742 | 442 | vcaballero | } |
743 | 956 | vcaballero | |
744 | xml.putProperty("scale", scale);
|
||
745 | |||
746 | 435 | vcaballero | return xml;
|
747 | } |
||
748 | 956 | vcaballero | |
749 | /**
|
||
750 | 1036 | vcaballero | * Crea un nuevo ViewPort a partir del XMLEntity.
|
751 | 956 | vcaballero | *
|
752 | 1036 | vcaballero | * @param xml XMLEntity.
|
753 | 956 | vcaballero | *
|
754 | 1036 | vcaballero | * @return Nuevo ViewPort.
|
755 | 956 | vcaballero | */
|
756 | 2183 | fernando | public static ViewPort createFromXML03(XMLEntity xml) { |
757 | ViewPort vp = new ViewPort(null); |
||
758 | |||
759 | if (xml.contains("adjustedExtentX")) { |
||
760 | vp.adjustedExtent = new Rectangle2D.Double(xml.getDoubleProperty( |
||
761 | "adjustedExtentX"),
|
||
762 | xml.getDoubleProperty("adjustedExtentY"),
|
||
763 | xml.getDoubleProperty("adjustedExtentW"),
|
||
764 | xml.getDoubleProperty("adjustedExtentH"));
|
||
765 | } |
||
766 | |||
767 | if (xml.contains("backColor")) { |
||
768 | vp.setBackColor(StringUtilities.string2Color(xml.getStringProperty( |
||
769 | "backColor")));
|
||
770 | } |
||
771 | |||
772 | if (xml.contains("clipX")) { |
||
773 | vp.clip = new Rectangle2D.Double(xml.getDoubleProperty("clipX"), |
||
774 | xml.getDoubleProperty("clipY"),
|
||
775 | xml.getDoubleProperty("clipW"),
|
||
776 | xml.getDoubleProperty("clipH"));
|
||
777 | } |
||
778 | |||
779 | vp.setDist1pixel(xml.getDoubleProperty("dist1pixel"));
|
||
780 | vp.setDist3pixel(xml.getDoubleProperty("dist3pixel"));
|
||
781 | vp.setDistanceUnits(xml.getIntProperty("distanceUnits"));
|
||
782 | vp.extents = ExtentHistory.createFromXML03(xml.getChild(0));
|
||
783 | |||
784 | if (xml.contains("extentX")) { |
||
785 | vp.setExtent(new Rectangle2D.Double(xml.getDoubleProperty("extentX"), |
||
786 | xml.getDoubleProperty("extentY"),
|
||
787 | xml.getDoubleProperty("extentW"),
|
||
788 | xml.getDoubleProperty("extentH")));
|
||
789 | |||
790 | //Calcula la transformaci?n af?n
|
||
791 | vp.calculateAffineTransform(); |
||
792 | |||
793 | // Lanzamos los eventos de extent cambiado
|
||
794 | // vp.callExtentListeners(vp.adjustedExtent);
|
||
795 | } |
||
796 | |||
797 | vp.setMapUnits(xml.getIntProperty("mapUnits"));
|
||
798 | vp.setOffset(new Point2D.Double(xml.getDoubleProperty("offsetX"), |
||
799 | xml.getDoubleProperty("offsetY")));
|
||
800 | |||
801 | if (xml.contains("proj")) { |
||
802 | 6164 | luisw2 | vp.proj = CRSFactory.getCRS(xml.getStringProperty("proj"));
|
803 | 2183 | fernando | } |
804 | |||
805 | //vp.setScale(xml.getDoubleProperty("scale"));
|
||
806 | 6630 | caballero | vp.refreshExtent(); |
807 | 2183 | fernando | return vp;
|
808 | } |
||
809 | |||
810 | /**
|
||
811 | * Crea un nuevo ViewPort a partir del XMLEntity.
|
||
812 | *
|
||
813 | * @param xml XMLEntity.
|
||
814 | *
|
||
815 | * @return Nuevo ViewPort.
|
||
816 | */
|
||
817 | 956 | vcaballero | public static ViewPort createFromXML(XMLEntity xml) { |
818 | ViewPort vp = new ViewPort(null); |
||
819 | |||
820 | if (xml.contains("adjustedExtentX")) { |
||
821 | vp.adjustedExtent = new Rectangle2D.Double(xml.getDoubleProperty( |
||
822 | "adjustedExtentX"),
|
||
823 | xml.getDoubleProperty("adjustedExtentY"),
|
||
824 | xml.getDoubleProperty("adjustedExtentW"),
|
||
825 | xml.getDoubleProperty("adjustedExtentH"));
|
||
826 | 741 | vcaballero | } |
827 | 956 | vcaballero | |
828 | if (xml.contains("backColor")) { |
||
829 | vp.setBackColor(StringUtilities.string2Color(xml.getStringProperty( |
||
830 | "backColor")));
|
||
831 | 8765 | jjdelcerro | }else {
|
832 | vp.setBackColor(Color.white);
|
||
833 | 435 | vcaballero | } |
834 | 956 | vcaballero | |
835 | if (xml.contains("clipX")) { |
||
836 | vp.clip = new Rectangle2D.Double(xml.getDoubleProperty("clipX"), |
||
837 | xml.getDoubleProperty("clipY"),
|
||
838 | xml.getDoubleProperty("clipW"),
|
||
839 | xml.getDoubleProperty("clipH"));
|
||
840 | 741 | vcaballero | } |
841 | 956 | vcaballero | |
842 | 442 | vcaballero | vp.setDist1pixel(xml.getDoubleProperty("dist1pixel"));
|
843 | vp.setDist3pixel(xml.getDoubleProperty("dist3pixel"));
|
||
844 | vp.setDistanceUnits(xml.getIntProperty("distanceUnits"));
|
||
845 | 956 | vcaballero | vp.extents = ExtentHistory.createFromXML(xml.getChild(0));
|
846 | 918 | fernando | |
847 | 956 | vcaballero | if (xml.contains("extentX")) { |
848 | vp.setExtent(new Rectangle2D.Double(xml.getDoubleProperty("extentX"), |
||
849 | xml.getDoubleProperty("extentY"),
|
||
850 | xml.getDoubleProperty("extentW"),
|
||
851 | xml.getDoubleProperty("extentH")));
|
||
852 | |||
853 | //Calcula la transformaci?n af?n
|
||
854 | vp.calculateAffineTransform(); |
||
855 | |||
856 | // Lanzamos los eventos de extent cambiado
|
||
857 | 1040 | fjp | // vp.callExtentListeners(vp.adjustedExtent);
|
858 | 741 | vcaballero | } |
859 | 956 | vcaballero | |
860 | 442 | vcaballero | vp.setMapUnits(xml.getIntProperty("mapUnits"));
|
861 | 956 | vcaballero | vp.setOffset(new Point2D.Double(xml.getDoubleProperty("offsetX"), |
862 | xml.getDoubleProperty("offsetY")));
|
||
863 | |||
864 | if (xml.contains("proj")) { |
||
865 | 6164 | luisw2 | vp.proj = CRSFactory.getCRS(xml.getStringProperty("proj"));
|
866 | 442 | vcaballero | } |
867 | 956 | vcaballero | |
868 | 1135 | vcaballero | //vp.setScale(xml.getDoubleProperty("scale"));
|
869 | 6630 | caballero | vp.refreshExtent(); |
870 | 435 | vcaballero | return vp;
|
871 | } |
||
872 | 956 | vcaballero | |
873 | /**
|
||
874 | 1036 | vcaballero | * Clona el ViewPort.
|
875 | 956 | vcaballero | *
|
876 | 1036 | vcaballero | * @return ViewPort clonado.
|
877 | 956 | vcaballero | */
|
878 | public ViewPort cloneViewPort() {
|
||
879 | return createFromXML(getXMLEntity());
|
||
880 | 798 | vcaballero | } |
881 | 956 | vcaballero | |
882 | /**
|
||
883 | 1036 | vcaballero | * Devuelve el String con datos del ViewPort.
|
884 | 956 | vcaballero | *
|
885 | 1036 | vcaballero | * @return Cadena con datos del ViewPort.
|
886 | 956 | vcaballero | */
|
887 | public String toString() { |
||
888 | 875 | fjp | String str;
|
889 | 956 | vcaballero | str = "Datos del viewPort:\nExtent=" + extent + "\nadjustedExtent=" + |
890 | adjustedExtent + "\nimageSize=" + imageSize + "\nescale=" + scale + |
||
891 | 875 | fjp | "\ntrans=" + trans;
|
892 | 956 | vcaballero | |
893 | 875 | fjp | return str;
|
894 | } |
||
895 | 3683 | caballero | |
896 | public void setClipRect(Rectangle2D rectView) { |
||
897 | cliprect=rectView; |
||
898 | 3884 | caballero | |
899 | 3683 | caballero | } |
900 | |||
901 | 4213 | caballero | public Rectangle2D fromMapRectangle(Rectangle2D r) { |
902 | double w=fromMapDistance((int)r.getWidth()); |
||
903 | double h=fromMapDistance((int)r.getHeight()); |
||
904 | Point2D p1=fromMapPoint((int)r.getX(),(int)r.getY()); |
||
905 | return new Rectangle2D.Double(p1.getX(),p1.getY(),w,h); |
||
906 | } |
||
907 | 6630 | caballero | public void setScale(long s){ |
908 | double x=extent.getX();
|
||
909 | double y=extent.getY();
|
||
910 | double escalaX = imageSize.getWidth() / extent.getWidth();
|
||
911 | double w=imageSize.getWidth() / s;
|
||
912 | double h=imageSize.getHeight() / s;
|
||
913 | double difw = escalaX/s;
|
||
914 | 3884 | caballero | |
915 | 6630 | caballero | double x1 = (-x * difw) -
|
916 | x+ |
||
917 | extent.getWidth()/2;
|
||
918 | double y1 = (-y * difw) -
|
||
919 | y + |
||
920 | extent.getHeight()/2;
|
||
921 | double w1=extent.getWidth()*difw;
|
||
922 | double h1=extent.getHeight()*difw;
|
||
923 | extent.setRect(-x1,-y1,w1,h1); |
||
924 | } |
||
925 | 4213 | caballero | |
926 | 213 | fernando | } |