root / branches / v2_0_0_prep / libraries / libFMap_mapcontext / src / org / gvsig / fmap / mapcontext / MapContext.java @ 38581
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1 | 21200 | vcaballero | /* 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 org.gvsig.fmap.mapcontext; |
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42 | |||
43 | 30011 | cordinyana | import java.awt.Color; |
44 | 31347 | cordinyana | import java.awt.Graphics; |
45 | 30011 | cordinyana | import java.awt.Graphics2D; |
46 | 21200 | vcaballero | import java.awt.geom.Rectangle2D; |
47 | import java.awt.image.BufferedImage; |
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48 | 34930 | jjdelcerro | import java.text.MessageFormat; |
49 | 21200 | vcaballero | import java.util.ArrayList; |
50 | import java.util.List; |
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51 | |||
52 | import org.cresques.cts.ICoordTrans; |
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53 | import org.cresques.cts.IProjection; |
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54 | import org.cresques.geo.Projected; |
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55 | 34930 | jjdelcerro | import org.slf4j.Logger; |
56 | import org.slf4j.LoggerFactory; |
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57 | |||
58 | 29280 | jldominguez | import org.gvsig.compat.CompatLocator; |
59 | 29272 | jldominguez | import org.gvsig.compat.print.PrintAttributes; |
60 | 24504 | jmvivo | import org.gvsig.fmap.dal.exception.ReadException; |
61 | 24494 | jmvivo | import org.gvsig.fmap.dal.feature.FeatureStoreNotification; |
62 | 33281 | jjdelcerro | import org.gvsig.fmap.geom.Geometry.SUBTYPES; |
63 | 27414 | jpiera | import org.gvsig.fmap.geom.GeometryLocator; |
64 | import org.gvsig.fmap.geom.GeometryManager; |
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65 | import org.gvsig.fmap.geom.exception.CreateEnvelopeException; |
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66 | 21426 | vcaballero | import org.gvsig.fmap.geom.primitive.Envelope; |
67 | 21200 | vcaballero | import org.gvsig.fmap.mapcontext.events.ErrorEvent; |
68 | import org.gvsig.fmap.mapcontext.events.listeners.AtomicEventListener; |
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69 | import org.gvsig.fmap.mapcontext.events.listeners.ErrorListener; |
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70 | import org.gvsig.fmap.mapcontext.events.listeners.EventBuffer; |
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71 | 30173 | jldominguez | import org.gvsig.fmap.mapcontext.exceptions.LoadLayerException; |
72 | 31347 | cordinyana | import org.gvsig.fmap.mapcontext.layers.CancelationException; |
73 | import org.gvsig.fmap.mapcontext.layers.FLayer; |
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74 | import org.gvsig.fmap.mapcontext.layers.FLayers; |
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75 | import org.gvsig.fmap.mapcontext.layers.LayerCollectionEvent; |
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76 | import org.gvsig.fmap.mapcontext.layers.LayerCollectionListener; |
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77 | import org.gvsig.fmap.mapcontext.layers.LayerDrawEvent; |
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78 | import org.gvsig.fmap.mapcontext.layers.LayerDrawingListener; |
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79 | import org.gvsig.fmap.mapcontext.layers.LayerPositionEvent; |
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80 | 21200 | vcaballero | import org.gvsig.fmap.mapcontext.layers.operations.Classifiable; |
81 | 22718 | vcaballero | import org.gvsig.fmap.mapcontext.layers.operations.SingleLayer; |
82 | 30011 | cordinyana | import org.gvsig.fmap.mapcontext.layers.vectorial.GraphicLayer; |
83 | 21200 | vcaballero | import org.gvsig.fmap.mapcontext.rendering.legend.events.listeners.LegendListener; |
84 | 30173 | jldominguez | import org.gvsig.fmap.mapcontext.rendering.strategies.SelectedZoomVisitor; |
85 | import org.gvsig.tools.ToolsLocator; |
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86 | 31347 | cordinyana | import org.gvsig.tools.dispose.impl.AbstractDisposable; |
87 | 32880 | jjdelcerro | import org.gvsig.tools.dynobject.DynStruct; |
88 | 23750 | jjdelcerro | import org.gvsig.tools.exception.BaseException; |
89 | 23066 | jmvivo | import org.gvsig.tools.observer.Observable; |
90 | import org.gvsig.tools.observer.Observer; |
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91 | 32880 | jjdelcerro | import org.gvsig.tools.persistence.PersistenceManager; |
92 | 30173 | jldominguez | import org.gvsig.tools.persistence.Persistent; |
93 | import org.gvsig.tools.persistence.PersistentState; |
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94 | 32880 | jjdelcerro | import org.gvsig.tools.persistence.exception.PersistenceException; |
95 | 25058 | jmvivo | import org.gvsig.tools.task.Cancellable; |
96 | 23750 | jjdelcerro | import org.gvsig.tools.visitor.Visitor; |
97 | 21200 | vcaballero | |
98 | |||
99 | /**
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100 | * <p>The <code>MapContext</code> class represents the model and a part of the control and view around graphical layers
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101 | * used by {@link MapControl MapControl}.</p>
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102 | *
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103 | * <p>An instance of <code>MapContext</code> is made up with:
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104 | * <ul>
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105 | * <li>a hierarchy of {@link FLayers FLayers} nodes
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106 | * <li>a {@link GraphicLayer GraphicLayer} layer
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107 | * <li>a {@link ViewPort ViewPort}
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108 | * <li>an {@link EventBuffer EventButter}
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109 | * <li>some {@link com.iver.cit.gvsig.fmap.layers.LegendListener LegendListener}s
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110 | * <li>some {@link LayerDrawingListener LayerDrawingListener}s
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111 | * <li>some {@link ErrorListener ErrorListener}s
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112 | * </ul>
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113 | * </p>
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114 | *
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115 | * @author Fernando Gonz?lez Cort?s
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116 | */
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117 | 31284 | cordinyana | public class MapContext extends AbstractDisposable implements Projected, |
118 | Persistent, Observer {
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119 | 21200 | vcaballero | /**
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120 | * <p>Defines the value which a unit of a distance measurement must be divided to obtain its equivalent <b>in meters</b>.</p>
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121 | *
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122 | * <p><b><i>Conversion values of distance measurements:</i></b>
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123 | * <ul>
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124 | * <li><code>MapContext.CHANGEM[0]</code>: kilometer
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125 | * <li><code>MapContext.CHANGEM[1]</code>: meter
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126 | * <li><code>MapContext.CHANGEM[2]</code>: centimeter
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127 | * <li><code>MapContext.CHANGEM[3]</code>: millimeter
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128 | * <li><code>MapContext.CHANGEM[4]</code>: international statute mile
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129 | * <li><code>MapContext.CHANGEM[5]</code>: yard
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130 | * <li><code>MapContext.CHANGEM[6]</code>: foot
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131 | * <li><code>MapContext.CHANGEM[7]</code>: inch
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132 | * <li><code>MapContext.CHANGEM[8]</code>: grade
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133 | * </ul>
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134 | *
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135 | * <p><h3>Examples:</h3>
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136 | * <pre>1 international statute mile / MapContext.CHANGEM[4] = X meters</pre>
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137 | * <pre>1 kilometer / MapContext.CHANGEM[0] = X meters</pre>
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138 | * <pre>1 grade / MapContext.CHANGEM[8] = X meters</pre>
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139 | * </p>
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140 | *
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141 | * <p><h3>Grade conversion value: <code>MapContext.CHANGEM[8]</code></h3>
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142 | * The value of <code>MapContext.CHANGEM[8]</code> represents the meters of a straight line between two
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143 | * points on the Earth surface that are 1 grade far each other of the center of the Earth. This value has been calculated using
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144 | * a radius approximated of R<sub>Earth</sub>=6.37846082678100774672e6 meters, according these equations:
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145 | * <pre>D = 2 * (sin (1)) * R<sub>Earth</sub></pre>
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146 | * <pre>MapContext.CHANGEM[8] = 1 / D</pre>
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147 | * <h4>Explanation:</h4>
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148 | * We get an isosceles triangle with the center of the Earth and the 2 points on the surface. This triangle can be divided into
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149 | * two rectangle triangles. We know two values, the angle of 1 grade, that will be 0.50 grades in each triangle, and the Earth radius that
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150 | * is the hypotenuse. Then we apply trigonometry and get the distance <i>D</i> between both points on the Earth surface.</p>
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151 | * <p>Now we only must invert that value to obtain <code>MapContext.CHANGEM[8]</code>.</p>
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152 | *@deprecated use getDistanceTrans2Meter()
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153 | */
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154 | public static final double[] CHANGEM = { 1000, 1, 0.01, 0.001, 1609.344, |
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155 | 0.9144, 0.3048, 0.0254, 1/8.983152841195214E-6 }; |
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156 | |||
157 | |||
158 | public static ArrayList AREANAMES=new ArrayList(); |
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159 | public static ArrayList AREAABBR=new ArrayList(); |
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160 | public static ArrayList AREATRANS2METER=new ArrayList(); |
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161 | |||
162 | public static ArrayList DISTANCENAMES=new ArrayList(); |
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163 | public static ArrayList DISTANCEABBR=new ArrayList(); |
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164 | public static ArrayList DISTANCETRANS2METER=new ArrayList(); |
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165 | |||
166 | static{
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167 | MapContext.addDistanceUnit("Kilometros","Km",1000); |
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168 | MapContext.addDistanceUnit("Metros","m",1); |
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169 | MapContext.addDistanceUnit("Centimetros","cm",0.01); |
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170 | MapContext.addDistanceUnit("Milimetros","mm",0.001); |
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171 | MapContext.addDistanceUnit("Millas","mi",1609.344); |
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172 | MapContext.addDistanceUnit("Yardas","Ya",0.9144); |
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173 | MapContext.addDistanceUnit("Pies","ft",0.3048); |
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174 | MapContext.addDistanceUnit("Pulgadas","inche",0.0254); |
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175 | MapContext.addDistanceUnit("Grados","?",1/8.983152841195214E-6); |
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176 | |||
177 | MapContext.addAreaUnit("Kilometros","Km",true,1000); |
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178 | MapContext.addAreaUnit("Metros","m",true,1); |
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179 | MapContext.addAreaUnit("Centimetros","cm",true,0.01); |
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180 | MapContext.addAreaUnit("Milimetros","mm",true,0.001); |
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181 | MapContext.addAreaUnit("Millas","mi",true,1609.344); |
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182 | MapContext.addAreaUnit("Yardas","Ya",true,0.9144); |
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183 | MapContext.addAreaUnit("Pies","ft",true,0.3048); |
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184 | MapContext.addAreaUnit("Pulgadas","inche",true,0.0254); |
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185 | MapContext.addAreaUnit("Grados","?",true,1/8.983152841195214E-6); |
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186 | |||
187 | |||
188 | } |
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189 | 27414 | jpiera | |
190 | private static final GeometryManager geomManager = GeometryLocator.getGeometryManager(); |
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191 | 28882 | cordinyana | |
192 | private static final MapContextManager mapContextManager = MapContextLocator |
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193 | .getMapContextManager(); |
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194 | |||
195 | 34930 | jjdelcerro | private static final Logger logger = LoggerFactory.getLogger(MapContext.class); |
196 | 21200 | vcaballero | |
197 | /**
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198 | * <p>Determines the number of frames.</p>
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199 | *
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200 | * <p>Number of updates per second that the timer will invoke repaint this component.</p>
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201 | */
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202 | private static int drawFrameRate = 3; |
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203 | /**
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204 | * <p>Returns the draw frame rate.</p>
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205 | *
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206 | * <p>Draw frame rate is the number of repaints of this <code>MapControl</code> instance that timer invokes per second.</p>
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207 | *
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208 | * @return number of repaints of this <code>MapControl</code> instance that timer invokes per second
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209 | *
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210 | * @see #applyFrameRate()
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211 | * @see #setDrawFrameRate(int)
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212 | */
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213 | public static int getDrawFrameRate() { |
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214 | return drawFrameRate;
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215 | } |
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216 | |||
217 | /**
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218 | * <p>Sets the draw frame rate.</p>
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219 | *
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220 | * <p>Draw frame rate is the number of repaints of this <code>MapControl</code> instance that timer invokes per second.</p>
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221 | *
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222 | * @param drawFrameRate number of repaints of this <code>MapControl</code> instance that timer invokes per second
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223 | *
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224 | * @see #applyFrameRate()
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225 | * @see #getDrawFrameRate()
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226 | */
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227 | public static void setDrawFrameRate(int dFR) { |
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228 | drawFrameRate = dFR; |
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229 | } |
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230 | public static void addAreaUnit(String name, String abbr,boolean isLinear,double trans2meter){ |
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231 | 30509 | vcaballero | if (!AREANAMES.contains(name)){
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232 | AREANAMES.add(name); |
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233 | String pow=""; |
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234 | if (isLinear) {
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235 | pow=String.valueOf((char)178); |
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236 | } |
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237 | AREAABBR.add(abbr+pow); |
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238 | AREATRANS2METER.add(new Double(trans2meter)); |
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239 | 22252 | jmvivo | } |
240 | 21200 | vcaballero | } |
241 | public static String[] getAreaNames(){ |
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242 | return (String[])AREANAMES.toArray(new String[0]); |
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243 | } |
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244 | public static String[] getAreaAbbr(){ |
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245 | return (String[])AREAABBR.toArray(new String[0]); |
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246 | } |
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247 | public static double[] getAreaTrans2Meter(){ |
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248 | int size=AREATRANS2METER.size();
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249 | double[] trans2meters=new double[size]; |
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250 | for (int i = 0; i < size; i++) { |
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251 | trans2meters[i]=((Double)AREATRANS2METER.get(i)).doubleValue();
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252 | } |
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253 | return trans2meters;
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254 | } |
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255 | public static String getOfLinear(int i) { |
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256 | if (((String)AREAABBR.get(i)).toLowerCase().endsWith(String.valueOf((char)178))){ |
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257 | return String.valueOf((char)178); |
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258 | } |
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259 | return ""; |
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260 | } |
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261 | public static void addDistanceUnit(String name, String abbr,double trans2meter){ |
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262 | 30509 | vcaballero | if (!DISTANCENAMES.contains(name)){
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263 | DISTANCENAMES.add(name); |
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264 | DISTANCEABBR.add(abbr); |
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265 | DISTANCETRANS2METER.add(new Double(trans2meter)); |
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266 | } |
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267 | 21200 | vcaballero | } |
268 | public static String[] getDistanceNames(){ |
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269 | return (String[])DISTANCENAMES.toArray(new String[0]); |
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270 | } |
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271 | 31340 | jjdelcerro | |
272 | public String getDistanceName() { |
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273 | return (String) DISTANCENAMES.get( this.getViewPort().getDistanceUnits() ); |
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274 | } |
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275 | |||
276 | 21200 | vcaballero | public static String[] getDistanceAbbr(){ |
277 | return (String[])DISTANCEABBR.toArray(new String[0]); |
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278 | } |
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279 | public static double[] getDistanceTrans2Meter(){ |
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280 | int size=DISTANCETRANS2METER.size();
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281 | double[] trans2meters=new double[size]; |
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282 | for (int i = 0; i < size; i++) { |
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283 | trans2meters[i]=((Double)DISTANCETRANS2METER.get(i)).doubleValue();
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284 | } |
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285 | return trans2meters;
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286 | } |
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287 | public static int getDistancePosition(String s){ |
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288 | for (int i = 0; i < DISTANCENAMES.size(); i++) { |
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289 | if (DISTANCENAMES.get(i).equals(s)){
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290 | return i;
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291 | } |
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292 | } |
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293 | return 0; |
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294 | } |
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295 | |||
296 | /**
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297 | * <p>Defines the value which a unit of a distance measurement must be divided to obtain its equivalent <b>in centimeters</b>.</p>
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298 | *
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299 | * <p><b><i>Conversion values of distance measurements:</i></b>
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300 | * <ul>
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301 | * <li><code>MapContext.CHANGE[0]</code>: kilometer
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302 | * <li><code>MapContext.CHANGE[1]</code>: meter
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303 | * <li><code>MapContext.CHANGE[2]</code>: centimeter
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304 | * <li><code>MapContext.CHANGE[3]</code>: millimeter
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305 | * <li><code>MapContext.CHANGE[4]</code>: international statute mile
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306 | * <li><code>MapContext.CHANGE[5]</code>: yard
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307 | * <li><code>MapContext.CHANGE[6]</code>: foot
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308 | * <li><code>MapContext.CHANGE[7]</code>: inch
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309 | * <li><code>MapContext.CHANGE[8]</code>: grade
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310 | * </ul>
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311 | *
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312 | * <p><h3>Examples:</h3>
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313 | * <pre>1 international statute mile / MapContext.CHANGE[4] = X centimeters</pre>
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314 | * <pre>1 kilometer / MapContext.CHANGE[0] = X centimeters</pre>
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315 | * <pre>1 grade / MapContext.CHANGE[8] = X centimeters</pre>
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316 | * </p>
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317 | *
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318 | * <p><h3>Grade conversion value: <code>MapContext.CHANGE[8]</code></h3>
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319 | * The value of <code>MapContext.CHANGE[8]</code> represents the centimeters of a straight line between two
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320 | * points on the Earth surface that are 1 grade far each other of the center of the Earth. This value has been calculated using
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321 | * a radius approximated of R<sub>Earth</sub>=6.37846082678100774672e6 meters, according these equations:
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322 | * <pre>D = 2 * (sin (1)) * R<sub>Earth</sub></pre>
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323 | * <pre>MapContext.CHANGE[8] = 1 / D</pre>
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324 | * <h4>Explanation:</h4>
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325 | * We get an isosceles triangle with the center of the Earth and the 2 points on the surface. This triangle can be divided into
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326 | * two rectangle triangles. We know two values, the angle of 1 grade, that will be 0.50 grades in each triangle, and the Earth radius that
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327 | * is the hypotenuse. Then we apply trigonometry and get the distance <i>D</i> between both points on the Earth surface.</p>
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328 | * <p>Now we only must invert that value to obtain <code>MapContext.CHANGE[8]</code>.</p>
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329 | * @deprecated use getDistanceTrans2Meter() * 100
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330 | */
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331 | public static final double[] CHANGE = { 100000, 100, 1, 0.1, 160934.4, |
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332 | 91.44, 30.48, 2.54, 1/8.983152841195214E-4 }; |
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333 | |||
334 | /* Do not alter the order and the values of this array, if you need append values.*/
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335 | /**
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336 | * <p>Gets the name of all distance measurements supported by <code>MapContext</code>.</p>
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337 | */
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338 | // public static final String[] NAMES= {
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339 | // Messages.getString("Kilometros"),
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340 | // Messages.getString("Metros"),
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341 | // Messages.getString("Centimetros"),
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342 | // Messages.getString("Milimetros"),
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343 | // Messages.getString("Millas"),
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344 | // Messages.getString("Yardas"),
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345 | // Messages.getString("Pies"),
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346 | // Messages.getString("Pulgadas"),
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347 | // Messages.getString("Grados"),
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348 | // };
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349 | |||
350 | public static final int EQUALS = 0; |
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351 | |||
352 | public static final int DISJOINT = 1; |
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353 | |||
354 | public static final int INTERSECTS = 2; |
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355 | |||
356 | public static final int TOUCHES = 3; |
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357 | |||
358 | public static final int CROSSES = 4; |
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359 | |||
360 | public static final int WITHIN = 5; |
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361 | |||
362 | public static final int CONTAINS = 6; |
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363 | |||
364 | public static final int OVERLAPS = 7; |
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365 | |||
366 | /**
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367 | * A hierarchy of {@link FLayers FLayers} nodes.
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368 | *
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369 | * @see #getLayers()
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370 | 29272 | jldominguez | * @see #print(Graphics2D, double, PrintAttributes)
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371 | 21200 | vcaballero | */
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372 | protected FLayers layers;
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373 | |||
374 | /**
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375 | * A layer with graphical items: geometries and symbols.
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376 | *
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377 | * @see #getGraphicsLayer()
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378 | * @see #setGraphicsLayer(GraphicLayer)
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379 | 29272 | jldominguez | * @see #print(Graphics2D, double, PrintAttributes)
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380 | 21200 | vcaballero | */
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381 | 30748 | jpiera | private GraphicLayer tracLayer = null; |
382 | //MapContextLocator.getMapContextManager().createGraphicsLayer(getProjection());
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383 | 21200 | vcaballero | |
384 | /**
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385 | * Information for draw layers in a view.
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386 | *
|
||
387 | * @see #getViewPort()
|
||
388 | * @see #setViewPort(ViewPort)
|
||
389 | */
|
||
390 | private ViewPort viewPort;
|
||
391 | |||
392 | // private ArrayList invalidationListeners = new ArrayList();
|
||
393 | |||
394 | /**
|
||
395 | * Array list with all {@link LegendListener LegendListener} registered to this map.
|
||
396 | *
|
||
397 | * @see #addLayerListener(LegendListener)
|
||
398 | * @see #removeLayerListener(LegendListener)
|
||
399 | * @see #callLegendChanged()
|
||
400 | */
|
||
401 | private ArrayList legendListeners = new ArrayList(); |
||
402 | |||
403 | /**
|
||
404 | * Array list with all {@link LayerDrawingListener LayerDrawingListener} registered to this map.
|
||
405 | *
|
||
406 | * @see #addLayerDrawingListener(LayerDrawingListener)
|
||
407 | * @see #removeLayerDrawListener(LayerDrawingListener)
|
||
408 | * @see #fireLayerDrawingEvent(LayerDrawEvent)
|
||
409 | */
|
||
410 | private ArrayList layerDrawingListeners = new ArrayList(); |
||
411 | |||
412 | /**
|
||
413 | * <p>Buffer that is used to store and eject events produced on this map:
|
||
414 | * <ul>
|
||
415 | * <li>Layer collection events.
|
||
416 | * <li>View port events.
|
||
417 | * <li>Atomic events.
|
||
418 | * <li>Layer events.
|
||
419 | * <li>Legend events on a {@link Classificable Classificable} layer.
|
||
420 | * <li>Selection events on an {@link AlphanumericData AlphanumericData} data layer.
|
||
421 | * </ul>
|
||
422 | * </p>
|
||
423 | *
|
||
424 | * @see #addAtomicEventListener(AtomicEventListener)
|
||
425 | * @see #removeAtomicEventListener(AtomicEventListener)
|
||
426 | * @see #beginAtomicEvent()
|
||
427 | * @see #endAtomicEvent()
|
||
428 | */
|
||
429 | private EventBuffer eventBuffer = new EventBuffer(); |
||
430 | |||
431 | /**
|
||
432 | * Event listener for the collection of layers of this map.
|
||
433 | */
|
||
434 | private LayerEventListener layerEventListener = null; |
||
435 | |||
436 | /**
|
||
437 | * List with information of all errors produced on all layers.
|
||
438 | *
|
||
439 | * @see #addLayerError(String)
|
||
440 | * @see #getLayersError()
|
||
441 | * @see #clearErrors()
|
||
442 | */
|
||
443 | private ArrayList layersError = new ArrayList(); |
||
444 | |||
445 | /**
|
||
446 | * Array list with all {@link ErrorListener ErrorListener} registered to this map.
|
||
447 | *
|
||
448 | * @see #addErrorListener(ErrorListener)
|
||
449 | * @see #removeErrorListener(LegendListener)
|
||
450 | * @see #reportDriverExceptions(String, List)
|
||
451 | */
|
||
452 | private ArrayList errorListeners = new ArrayList(); |
||
453 | |||
454 | |||
455 | |||
456 | // public static ResourceBundle myResourceBundle =
|
||
457 | // ResourceBundle.getBundle("FMap");
|
||
458 | |||
459 | /**
|
||
460 | * <p>Default <i>zoom in</i> factor.</p>
|
||
461 | * <p>Doing a <i>zoom in</i> operation, decreases the focal distance and increases the eyesight angle to the surface. This allows view an smaller
|
||
462 | * area but with the items bigger.</p>
|
||
463 | */
|
||
464 | public static double ZOOMINFACTOR=2; |
||
465 | |||
466 | /**
|
||
467 | * <p>Default <i>zoom out</i> factor.</p>
|
||
468 | * <p>Doing a <i>zoom out</i> operation, increases the focal distance and decreases the eyesight angle to the surface. This allows view a bigger
|
||
469 | * area but with the items smaller.</p>
|
||
470 | */
|
||
471 | public static double ZOOMOUTFACTOR=0.5; |
||
472 | |||
473 | /**
|
||
474 | 26225 | jmvivo | * * Draw version of the context. It's used for know when de componend has
|
475 | * changed any visualization property
|
||
476 | *
|
||
477 | * @see getDrawVersion
|
||
478 | * @see updateDrawVersion
|
||
479 | */
|
||
480 | 38210 | cordinyana | private long drawVersion= 0L; |
481 | |||
482 | private long layersVersion = 0L; |
||
483 | private long viewPortVersion = 0L; |
||
484 | private long graphicsLayerVersion = 0L; |
||
485 | 26225 | jmvivo | |
486 | /**
|
||
487 | * Object to Manage Draw of MapContext
|
||
488 | */
|
||
489 | private MapContextDrawer mapContextDrawer= null; |
||
490 | |||
491 | /**
|
||
492 | * Object to Manage Draw of MapContext
|
||
493 | */
|
||
494 | 28882 | cordinyana | private Class mapContextDrawerClass = null; |
495 | 26225 | jmvivo | |
496 | /**
|
||
497 | 21200 | vcaballero | * <p>Color used to represent the selections.</p>
|
498 | */
|
||
499 | private static Color selectionColor = Color.YELLOW; |
||
500 | 23644 | vcaballero | private ArrayList layersToSnap = new ArrayList(); |
501 | |||
502 | |||
503 | 21200 | vcaballero | /**
|
504 | * <p>Gets the color used to represent the selections.</p>
|
||
505 | *
|
||
506 | * @return color used to represent the selections
|
||
507 | */
|
||
508 | public static Color getSelectionColor() { |
||
509 | return selectionColor;
|
||
510 | } |
||
511 | |||
512 | /**
|
||
513 | * <p>Sets the color used to represent the selections.</p>
|
||
514 | *
|
||
515 | * @param selectionColor color used to represent the selections
|
||
516 | */
|
||
517 | public static void setSelectionColor(Color selectionColor) { |
||
518 | MapContext.selectionColor = selectionColor; |
||
519 | } |
||
520 | |||
521 | /**
|
||
522 | * <p>Creates a new map context with the drawing information defined in the view port argument, and
|
||
523 | * without layers.</p>
|
||
524 | *
|
||
525 | * @param vp information for drawing the layers of this map in the available rectangular area according a projection
|
||
526 | */
|
||
527 | public MapContext(ViewPort vp) {
|
||
528 | 30011 | cordinyana | this(new FLayers(), vp); |
529 | 21200 | vcaballero | } |
530 | |||
531 | 30173 | jldominguez | public MapContext() { }
|
532 | |||
533 | 21200 | vcaballero | /**
|
534 | * <p>Creates a new map context with the layers and the drawing information defined in the view port arguments.</p>
|
||
535 | *
|
||
536 | * @param fLayers the initial hierarchy of nodes of layers that this map will have
|
||
537 | * @param vp information for drawing the layers of this map in the available rectangular area according a projection
|
||
538 | */
|
||
539 | public MapContext(FLayers fLayers, ViewPort vp) {
|
||
540 | this.layers = fLayers;
|
||
541 | 30173 | jldominguez | |
542 | 21200 | vcaballero | layerEventListener = new LayerEventListener();
|
543 | |||
544 | 30173 | jldominguez | if (layers != null) { |
545 | layers.setMapContext(this);
|
||
546 | layers.addLayerCollectionListener(layerEventListener); |
||
547 | layers.addLayerCollectionListener(eventBuffer); |
||
548 | } |
||
549 | |||
550 | 21200 | vcaballero | setViewPort(vp); |
551 | } |
||
552 | |||
553 | /**
|
||
554 | * <p>Reports to all driver error listeners registered of a bundle of driver exceptions caused in the same map atomic transaction.</p>
|
||
555 | *
|
||
556 | * @param introductoryText introductory text specified by developer. If <code>null</code>, use ""
|
||
557 | * @param driverExceptions list with a bundle of driver exceptions caught during an atomic event
|
||
558 | *
|
||
559 | * @see #addErrorListener(ErrorListener)
|
||
560 | * @see #removeErrorListener(LegendListener)
|
||
561 | */
|
||
562 | public synchronized void reportDriverExceptions(String introductoryText, |
||
563 | List driverExceptions){
|
||
564 | for (int i = 0; i < errorListeners.size(); i++) { |
||
565 | ((ErrorListener) errorListeners.get(i)).
|
||
566 | reportDriverExceptions(introductoryText, driverExceptions); |
||
567 | } |
||
568 | } |
||
569 | |||
570 | /**
|
||
571 | * <p>Adds the specified legend listener (if didn't exist) to receive legend events from this map.</p>
|
||
572 | *
|
||
573 | * @param listener the legend listener
|
||
574 | *
|
||
575 | * @see #removeLayerListener(LegendListener)
|
||
576 | * @see #callLegendChanged()
|
||
577 | */
|
||
578 | public void addLayerListener(LegendListener listener) { |
||
579 | 26225 | jmvivo | if (!legendListeners.contains(listener)){
|
580 | 21200 | vcaballero | legendListeners.add(listener); |
581 | 22252 | jmvivo | } |
582 | 21200 | vcaballero | } |
583 | // SUGERENCIA DE PABLO
|
||
584 | // public void addLegendListener(LegendListener listener) {
|
||
585 | // if (!legendListeners.contains(listener))
|
||
586 | // legendListeners.add(listener);
|
||
587 | // }
|
||
588 | |||
589 | /**
|
||
590 | * <p>Adds the specified layer drawing listener to catch and handle drawing events from layers of this map.</p>
|
||
591 | *
|
||
592 | * @param listener the listener to add
|
||
593 | *
|
||
594 | * @see #removeLayerDrawListener(LayerDrawingListener)
|
||
595 | * @see #fireLayerDrawingEvent(LayerDrawEvent)
|
||
596 | */
|
||
597 | public void addLayerDrawingListener(LayerDrawingListener listener) { |
||
598 | layerDrawingListeners.add(listener); |
||
599 | } |
||
600 | |||
601 | /**
|
||
602 | * <p>Removes the specified layer drawing listener from this map.</p>
|
||
603 | *
|
||
604 | * @param listener the listener to remove
|
||
605 | *
|
||
606 | * @see #addLayerDrawingListener(LayerDrawingListener)
|
||
607 | * @see #fireLayerDrawingEvent(LayerDrawEvent)
|
||
608 | */
|
||
609 | public void removeLayerDrawListener(LayerDrawingListener listener) { |
||
610 | layerDrawingListeners.remove(listener); |
||
611 | } |
||
612 | |||
613 | /**
|
||
614 | * <p>Adds the specified error listener to receive error events from this map.</p>
|
||
615 | *
|
||
616 | * @param listener the listener to add
|
||
617 | *
|
||
618 | * @see #removeErrorListener(LegendListener)
|
||
619 | * @see #reportDriverExceptions(String, List)
|
||
620 | */
|
||
621 | public void addErrorListener(ErrorListener listener) { |
||
622 | errorListeners.add(listener); |
||
623 | } |
||
624 | |||
625 | /**
|
||
626 | * <p>Removes the specified error listener from this map.</p>
|
||
627 | *
|
||
628 | * @param listener the listener to remove
|
||
629 | *
|
||
630 | * @see #addErrorListener(ErrorListener)
|
||
631 | * @see #reportDriverExceptions(String, List)
|
||
632 | */
|
||
633 | public void removeErrorListener(LegendListener listener) { |
||
634 | legendListeners.remove(listener); |
||
635 | } |
||
636 | |||
637 | // SUGERENCIA DE PABLO:
|
||
638 | //public void removeErrorListener(ErrorListener listener) {
|
||
639 | // errorListeners.remove(listener);
|
||
640 | //}
|
||
641 | |||
642 | /**
|
||
643 | * <p>Notifies to all legend listeners registered, that one legend has changed.</p>
|
||
644 | * <p>This method must be called only if it's wanted to reflect a legend change.</p>
|
||
645 | *
|
||
646 | * @see #addLayerListener(LegendListener)
|
||
647 | * @see #removeLayerListener(LegendListener)
|
||
648 | */
|
||
649 | public synchronized void callLegendChanged() { |
||
650 | for (int i = 0; i < legendListeners.size(); i++) { |
||
651 | ((LegendListener) legendListeners.get(i)).legendChanged(null);
|
||
652 | } |
||
653 | // getLayers().moveTo(0,0);
|
||
654 | } |
||
655 | |||
656 | /**
|
||
657 | * <p>Fires a layer drawing event to all {@link LayerDrawingListener LayerDrawingListener} listeners registered,
|
||
658 | * distinguishing the kind of event.</p>
|
||
659 | *
|
||
660 | * @param e the event
|
||
661 | *
|
||
662 | * @see #addLayerDrawingListener(LayerDrawingListener)
|
||
663 | * @see #removeLayerDrawListener(LayerDrawingListener)
|
||
664 | */
|
||
665 | public synchronized void fireLayerDrawingEvent(LayerDrawEvent e) { |
||
666 | for (int i = 0; i < layerDrawingListeners.size(); i++) |
||
667 | { |
||
668 | LayerDrawingListener listener = (LayerDrawingListener) layerDrawingListeners.get(i); |
||
669 | switch (e.getEventType())
|
||
670 | { |
||
671 | case LayerDrawEvent.LAYER_BEFORE_DRAW:
|
||
672 | listener.beforeLayerDraw(e); |
||
673 | break;
|
||
674 | case LayerDrawEvent.LAYER_AFTER_DRAW:
|
||
675 | listener.afterLayerDraw(e); |
||
676 | break;
|
||
677 | case LayerDrawEvent.GRAPHICLAYER_BEFORE_DRAW:
|
||
678 | listener.beforeGraphicLayerDraw(e); |
||
679 | break;
|
||
680 | case LayerDrawEvent.GRAPHICLAYER_AFTER_DRAW:
|
||
681 | listener.afterLayerGraphicDraw(e); |
||
682 | break;
|
||
683 | } |
||
684 | } |
||
685 | // getLayers().moveTo(0,0);
|
||
686 | } |
||
687 | |||
688 | /**
|
||
689 | * <p>Notifies to all error listeners registered, that one error has been produced.</p>
|
||
690 | *
|
||
691 | * @param e the event with information of the error
|
||
692 | *
|
||
693 | * @see #addErrorListener(ErrorListener)
|
||
694 | * @see #removeErrorListener(LegendListener)
|
||
695 | * @see #reportDriverExceptions(String, List)
|
||
696 | */
|
||
697 | public synchronized void callNewErrorEvent(ErrorEvent e) { |
||
698 | for (int i = 0; i < errorListeners.size(); i++) { |
||
699 | ((ErrorListener) errorListeners.get(i)).errorThrown(e);
|
||
700 | } |
||
701 | errorListeners.clear(); |
||
702 | // getLayers().moveTo(0,0);
|
||
703 | } |
||
704 | |||
705 | /**
|
||
706 | * <p>Removes the specified layer listener from this map.</p>
|
||
707 | *
|
||
708 | * @param listener the listener to remove
|
||
709 | *
|
||
710 | * @see #addLayerListener(LegendListener)
|
||
711 | * @see #callLegendChanged()
|
||
712 | */
|
||
713 | public void removeLayerListener(LegendListener listener) { |
||
714 | legendListeners.remove(listener); |
||
715 | } |
||
716 | |||
717 | // SUGERENCIA DE PABLO:
|
||
718 | // public void removeLegendListener(LegendListener listener) {
|
||
719 | // legendListeners.remove(listener);
|
||
720 | // }
|
||
721 | |||
722 | /**
|
||
723 | * <p>Returns the hierarchy of {@link FLayers FLayers} nodes stored in this map.</p>
|
||
724 | *
|
||
725 | * @return the hierarchy of nodes of layers stored in this map
|
||
726 | */
|
||
727 | public FLayers getLayers() {
|
||
728 | return layers;
|
||
729 | } |
||
730 | |||
731 | /**
|
||
732 | * <p>Draws the visible layers of this map according its view port, on the image parameter.</p>
|
||
733 | *
|
||
734 | * @param b image with an accessible buffer of image data
|
||
735 | */
|
||
736 | public void drawLabels(BufferedImage b) { |
||
737 | } |
||
738 | |||
739 | /**
|
||
740 | * @see #redraw()
|
||
741 | */
|
||
742 | public void invalidate() { |
||
743 | 38210 | cordinyana | updateDrawVersion(); |
744 | // Small hack to let the MapControl receive an event and repaint
|
||
745 | FLayer layer; |
||
746 | if (layers.getLayersCount() > 0) { |
||
747 | layer = layers.getLayer(layers.getLayersCount() - 1);
|
||
748 | 22252 | jmvivo | } |
749 | 38210 | cordinyana | else {
|
750 | layer = getGraphicsLayer(); |
||
751 | } |
||
752 | LayerPositionEvent layerMovedEvent = LayerPositionEvent |
||
753 | .createLayerMovedEvent( |
||
754 | layer, 0, 0); |
||
755 | eventBuffer.layerMoved(layerMovedEvent); |
||
756 | 21200 | vcaballero | } |
757 | |||
758 | 28882 | cordinyana | /**
|
759 | * <p>
|
||
760 | * Prints the layers of this map using the {@link Graphics2D Graphics2D}
|
||
761 | * argument, that usually is the {@link Graphics Graphics} of the printer.
|
||
762 | * </p>
|
||
763 | *
|
||
764 | * @param g
|
||
765 | * for rendering 2-dimensional shapes, text and images on the
|
||
766 | * Java(tm) platform
|
||
767 | * @param scale
|
||
768 | * the scale of the view. Must be between
|
||
769 | * {@linkplain FLayer#getMinScale()} and
|
||
770 | * {@linkplain FLayer#getMaxScale()}.
|
||
771 | * @param properties
|
||
772 | * a set with the settings to be applied to a whole print job and
|
||
773 | * to all the documents in the print job
|
||
774 | * @throws MapContextException
|
||
775 | * if there is an error getting the instance of MapContextDrawer
|
||
776 | *
|
||
777 | * @throws ReadDriverException
|
||
778 | * if fails reading with driver.
|
||
779 | *
|
||
780 | * @see GraphicLayer#draw(BufferedImage, Graphics2D, ViewPort, Cancellable,
|
||
781 | * double)
|
||
782 | */
|
||
783 | public void print(Graphics2D g, double scale, |
||
784 | 29272 | jldominguez | PrintAttributes properties) throws ReadException,
|
785 | 28882 | cordinyana | MapContextException { |
786 | 30173 | jldominguez | |
787 | CompatLocator.getGraphicsUtils().setRenderingHintsForPrinting(g); |
||
788 | 21200 | vcaballero | |
789 | Cancellable cancel = new Cancellable() {
|
||
790 | public boolean isCanceled() { |
||
791 | return false; |
||
792 | } |
||
793 | |||
794 | public void setCanceled(boolean canceled) { |
||
795 | // No queremos que se pueda cancelar la impresi?n.
|
||
796 | |||
797 | } |
||
798 | }; |
||
799 | 31284 | cordinyana | this.getMapContextDrawer().print(this.layers, g, cancel, scale,properties); |
800 | if (tracLayer != null) { |
||
801 | tracLayer.draw(null, g, viewPort, cancel, scale);
|
||
802 | } |
||
803 | 21200 | vcaballero | } |
804 | |||
805 | /**
|
||
806 | * <p>Returns a new <code>MapContext</code> instance with the information of the <code>vp</code> argument, and the layers of this map.</p>
|
||
807 | *
|
||
808 | * @param vp information for drawing the layers of this map in the available rectangular area according a projection
|
||
809 | *
|
||
810 | * @return a new <code>MapContext</code> instance projected by <code>vp</code>
|
||
811 | */
|
||
812 | public MapContext createNewFMap(ViewPort vp) {
|
||
813 | MapContext ret = new MapContext(vp);
|
||
814 | ret.layers = this.layers;
|
||
815 | |||
816 | return ret;
|
||
817 | } |
||
818 | |||
819 | /**
|
||
820 | * <p>Creates a new independent <code>MapContext</code> instance, that has a clone of the layers and the view port of this one.</p>
|
||
821 | * <p>The new map will have the same data source drivers to avoid waste memory, and work faster.</p>
|
||
822 | *
|
||
823 | * @return the new <code>MapContext</code> instance
|
||
824 | *
|
||
825 | * @throws XMLException if fails cloning the view port or a layer
|
||
826 | *
|
||
827 | * @see FLayer#cloneLayer()
|
||
828 | * @see ViewPort#cloneViewPort()
|
||
829 | */
|
||
830 | 26225 | jmvivo | public MapContext cloneFMap() {
|
831 | 33613 | fdiaz | ViewPort vp; |
832 | try {
|
||
833 | vp = (ViewPort) getViewPort().clone(); |
||
834 | } catch (CloneNotSupportedException e) { |
||
835 | throw new RuntimeException(e); |
||
836 | } |
||
837 | 21200 | vcaballero | FLayers antLayers = getLayers(); |
838 | MapContext ret = new MapContext(vp);
|
||
839 | FLayers aux = new FLayers();//(ret,null); |
||
840 | aux.setMapContext(ret); |
||
841 | for (int i=0; i < antLayers.getLayersCount(); i++) |
||
842 | { |
||
843 | FLayer lyr = antLayers.getLayer(i); |
||
844 | try {
|
||
845 | 34908 | fdiaz | FLayer auxLayer = lyr.cloneLayer(); |
846 | aux.addLayer(auxLayer); |
||
847 | auxLayer.dispose(); |
||
848 | 21200 | vcaballero | } catch (Exception e) { |
849 | 26225 | jmvivo | throw new RuntimeException(e); |
850 | 21200 | vcaballero | } |
851 | } |
||
852 | ret.layers = aux; |
||
853 | return ret;
|
||
854 | |||
855 | |||
856 | } |
||
857 | |||
858 | /**
|
||
859 | * Like {@linkplain #cloneFMap()}, but now doesn't clone the layers, rather copies them.
|
||
860 | *
|
||
861 | * @return the new map
|
||
862 | */
|
||
863 | public MapContext cloneToDraw() {
|
||
864 | 33613 | fdiaz | ViewPort vp; |
865 | try {
|
||
866 | vp = (ViewPort) getViewPort().clone(); |
||
867 | MapContext mapContext=new MapContext(getLayers(),vp);
|
||
868 | return mapContext;
|
||
869 | } catch (CloneNotSupportedException e) { |
||
870 | throw new RuntimeException(e); |
||
871 | } |
||
872 | 21200 | vcaballero | } |
873 | |||
874 | |||
875 | /**
|
||
876 | * <p>Adds a layer to the group of layers that are at a upper level in the tree.</p>
|
||
877 | *
|
||
878 | * @param vectorial the layer to add
|
||
879 | */
|
||
880 | public void addToTrackLayer(FLayer vectorial) { |
||
881 | } |
||
882 | |||
883 | /**
|
||
884 | * <p>Returns the scale of the view in the screen.</p>
|
||
885 | *
|
||
886 | * @return one of this values:
|
||
887 | * <ul>
|
||
888 | * <li>the scale of the adjusted extent scale of the view in the screen
|
||
889 | * <li><code>-1</code> if there is no image
|
||
890 | * <li><code>0</code> if there is no extent defined for the image
|
||
891 | * </ul>
|
||
892 | *
|
||
893 | * @see #setScaleView(long)
|
||
894 | * @see ViewPort#getAdjustedExtent()
|
||
895 | * @see IProjection#getScale(double, double, double, double)
|
||
896 | */
|
||
897 | public long getScaleView() { |
||
898 | double dpi = getScreenDPI();
|
||
899 | IProjection proj = viewPort.getProjection(); |
||
900 | |||
901 | 22252 | jmvivo | if (viewPort.getImageSize() == null) { |
902 | 21200 | vcaballero | return -1; |
903 | 22252 | jmvivo | } |
904 | 21200 | vcaballero | |
905 | if (viewPort.getAdjustedExtent() == null) { |
||
906 | return 0; |
||
907 | } |
||
908 | double[] trans2Meter=getDistanceTrans2Meter(); |
||
909 | if (proj == null) { |
||
910 | 30173 | jldominguez | double w = ((viewPort.getImageSize().width / dpi) * 2.54); |
911 | 21531 | vcaballero | return (long) (viewPort.getAdjustedExtent().getLength(0) / w * trans2Meter[getViewPort() |
912 | 21200 | vcaballero | .getMapUnits()]); |
913 | } |
||
914 | |||
915 | 21531 | vcaballero | return Math.round(proj.getScale((viewPort.getAdjustedExtent().getMinimum(0)*trans2Meter[getViewPort().getMapUnits()]), |
916 | 30173 | jldominguez | (viewPort.getAdjustedExtent().getMaximum(0)*trans2Meter[getViewPort().getMapUnits()]),
|
917 | viewPort.getImageSize().width, dpi)); |
||
918 | 21200 | vcaballero | |
919 | } |
||
920 | |||
921 | /**
|
||
922 | * <p>Sets the new extent of the view, calculated using the scale argument.</p>
|
||
923 | * <p>Doesn't updates the scale if there isn't information about the dimension of the image or the
|
||
924 | * adjusted extent.</p>
|
||
925 | *
|
||
926 | * @param scale the new scale for the view
|
||
927 | *
|
||
928 | * @see ViewPort#setProjection(IProjection)
|
||
929 | * @see #getScaleView()
|
||
930 | */
|
||
931 | public void setScaleView(long scale) { |
||
932 | double dpi = getScreenDPI();
|
||
933 | 22252 | jmvivo | if (viewPort.getImageSize() == null) { |
934 | 21200 | vcaballero | return;
|
935 | 22252 | jmvivo | } |
936 | 21200 | vcaballero | IProjection proj = viewPort.getProjection(); |
937 | if (viewPort.getAdjustedExtent() == null) { |
||
938 | return;
|
||
939 | } |
||
940 | double[] trans2Meter=getDistanceTrans2Meter(); |
||
941 | 21531 | vcaballero | Envelope env=viewPort.getAdjustedExtent(); |
942 | Rectangle2D r=new Rectangle2D.Double(env.getMinimum(0),env.getMinimum(1),env.getLength(0),env.getLength(1)); |
||
943 | Rectangle2D rec=proj.getExtent(r,scale,viewPort.getImageWidth(),viewPort.getImageHeight(),100*getDistanceTrans2Meter()[getViewPort().getMapUnits()],trans2Meter[getViewPort().getDistanceUnits()],dpi); |
||
944 | 27414 | jpiera | try {
|
945 | getViewPort().setEnvelope(geomManager.createEnvelope(rec.getX(),rec.getY(),rec.getMaxX(),rec.getMaxY(), SUBTYPES.GEOM2D)); |
||
946 | } catch (CreateEnvelopeException e) {
|
||
947 | logger.error("Error seting the bounding box");
|
||
948 | } |
||
949 | 21200 | vcaballero | } |
950 | |||
951 | /**
|
||
952 | * <p>Returns the screen resolution (Dots Per Inch) as it was defined by the user's preference, or
|
||
953 | * by default as it is defined in the default Toolkit.</p>
|
||
954 | *
|
||
955 | * @return double with the screen's dpi
|
||
956 | */
|
||
957 | public static double getScreenDPI() { |
||
958 | 29280 | jldominguez | return CompatLocator.getGraphicsUtils().getScreenDPI();
|
959 | 21200 | vcaballero | } |
960 | |||
961 | /**
|
||
962 | * @see org.gvsig.fmap.mapcontext.rendering.strategies.Strategy#setVectorial(com.iver.cit.gvsig.fmap.VectorialAdapter)
|
||
963 | */
|
||
964 | // public void setVectorial(VectorialAdapter v) {
|
||
965 | // }
|
||
966 | |||
967 | /**
|
||
968 | * @see org.gvsig.fmap.mapcontext.rendering.strategies.Strategy#process(com.iver.cit.gvsig.fmap.FeatureSelectorVisitor)
|
||
969 | */
|
||
970 | 23750 | jjdelcerro | public void process(Visitor visitor) { |
971 | 21200 | vcaballero | } |
972 | |||
973 | /**
|
||
974 | * @see org.gvsig.fmap.mapcontext.rendering.strategies.Strategy#processSelected(com.iver.cit.gvsig.fmap.FeatureVisitor)
|
||
975 | */
|
||
976 | 23750 | jjdelcerro | public void processSelected(Visitor visitor) { |
977 | 21200 | vcaballero | } |
978 | |||
979 | /**
|
||
980 | * @see org.gvsig.fmap.mapcontext.rendering.strategies.Strategy#select(com.iver.cit.gvsig.fmap.FeatureSelectorVisitor,
|
||
981 | * VectorialSubSet)
|
||
982 | */
|
||
983 | 23750 | jjdelcerro | public void select(Visitor visitor) { |
984 | 21200 | vcaballero | } |
985 | |||
986 | /**
|
||
987 | * @see org.gvsig.fmap.mapcontext.rendering.strategies.Strategy#selectFromSelection()
|
||
988 | */
|
||
989 | public void selectFromSelection() { |
||
990 | } |
||
991 | |||
992 | /**
|
||
993 | * @see org.gvsig.fmap.mapcontext.rendering.strategies.Strategy#createIndex()
|
||
994 | */
|
||
995 | public void createIndex() { |
||
996 | } |
||
997 | |||
998 | /**
|
||
999 | * @see org.cresques.geo.Projected#getProjection()
|
||
1000 | *
|
||
1001 | * @see ViewPort#getProjection()
|
||
1002 | * @see #setProjection(IProjection)
|
||
1003 | * @see #reProject(ICoordTrans)
|
||
1004 | */
|
||
1005 | public IProjection getProjection() {
|
||
1006 | return getViewPort().getProjection();
|
||
1007 | } |
||
1008 | |||
1009 | /**
|
||
1010 | * <p>Sets the new projection.</p>
|
||
1011 | *
|
||
1012 | * @param proj the new projection
|
||
1013 | *
|
||
1014 | * @see #getProjection()
|
||
1015 | * @see ViewPort#setProjection(IProjection)
|
||
1016 | * @see #reProject(ICoordTrans)
|
||
1017 | */
|
||
1018 | public void setProjection(IProjection proj) { |
||
1019 | if (getViewPort() != null) { |
||
1020 | getViewPort().setProjection(proj); |
||
1021 | } |
||
1022 | } |
||
1023 | |||
1024 | /**
|
||
1025 | * @see org.cresques.geo.Projected#reProject(org.cresques.cts.ICoordTrans)
|
||
1026 | */
|
||
1027 | public void reProject(ICoordTrans arg0) { |
||
1028 | // TODO implementar reprojecci?n (lo que sea eso)
|
||
1029 | } |
||
1030 | |||
1031 | /**
|
||
1032 | * @see org.gvsig.fmap.mapcontext.rendering.strategies.Strategy#getSelectionBounds()
|
||
1033 | *
|
||
1034 | * @see SelectedZoomVisitor#getSelectBound()
|
||
1035 | */
|
||
1036 | 22252 | jmvivo | public Envelope getSelectionBounds() throws BaseException { |
1037 | 21200 | vcaballero | SelectedZoomVisitor visitor = new SelectedZoomVisitor();
|
1038 | |||
1039 | 22252 | jmvivo | layers.accept(visitor); |
1040 | 21200 | vcaballero | |
1041 | return visitor.getSelectBound();
|
||
1042 | } |
||
1043 | |||
1044 | 28882 | cordinyana | /**
|
1045 | * <p>
|
||
1046 | * Draws this map if its {@link ViewPort ViewPort} has an extent defined:<br>
|
||
1047 | * <ol>
|
||
1048 | * <li>Selects only the layers that have to be drawn:
|
||
1049 | * {@linkplain #prepareDrawing(BufferedImage, Graphics2D, double)}.
|
||
1050 | * <li>Sets quality: antialiasing by text and images, and quality rendering.
|
||
1051 | * <li>Draws the layers.
|
||
1052 | * <li>Fires a <code>LayerDrawEvent.GRAPHICLAYER_BEFORE_DRAW</code>.
|
||
1053 | * <li>Draws the graphic layer.
|
||
1054 | * <li>Fires a <code>LayerDrawEvent.GRAPHICLAYER_AFTER_DRAW</code>.
|
||
1055 | * <li>Invokes the garbage collector and memory clean.
|
||
1056 | * </ol>
|
||
1057 | * </p>
|
||
1058 | *
|
||
1059 | * @param image
|
||
1060 | * buffer used sometimes instead <code>g</code> to accelerate the
|
||
1061 | * draw. For example, if two points are as closed that can't be
|
||
1062 | * distinguished, draws only one.
|
||
1063 | * @param g
|
||
1064 | * for rendering 2-dimensional shapes, text and images on the
|
||
1065 | * Java(tm) platform
|
||
1066 | * @param cancel
|
||
1067 | * shared object that determines if this layer can continue being
|
||
1068 | * drawn
|
||
1069 | * @param scale
|
||
1070 | * the scale of the view. Must be between
|
||
1071 | * {@linkplain FLayer#getMinScale()} and
|
||
1072 | * {@linkplain FLayer#getMaxScale()}.
|
||
1073 | * @throws MapContextException
|
||
1074 | * if there is an error getting the instance of MapContextDrawer
|
||
1075 | * @throws ReadDriverException
|
||
1076 | * if fails reading with the driver.
|
||
1077 | */
|
||
1078 | 21200 | vcaballero | public void draw(BufferedImage image, Graphics2D g, Cancellable cancel, |
1079 | 28882 | cordinyana | double scale) throws ReadException, MapContextException { |
1080 | 34930 | jjdelcerro | if (viewPort.getEnvelope() == null) { |
1081 | 21200 | vcaballero | return;
|
1082 | } |
||
1083 | |||
1084 | 30173 | jldominguez | CompatLocator.getGraphicsUtils().setRenderingHintsForDrawing(g); |
1085 | 21200 | vcaballero | |
1086 | 26225 | jmvivo | this.getMapContextDrawer().draw(this.layers, image, g, cancel, scale); |
1087 | 21200 | vcaballero | } |
1088 | |||
1089 | /**
|
||
1090 | * <p>Draws only the internal graphic layer using the information of the {@link ViewPort ViewPort} of this map.</p>
|
||
1091 | *
|
||
1092 | * @param image image used to accelerate the screen draw
|
||
1093 | * @param g for rendering 2-dimensional shapes, text and images on the Java(tm) platform
|
||
1094 | * @param cancel shared object that determines if this layer can continue being drawn
|
||
1095 | * @param scale value that represents the scale
|
||
1096 | * @throws ReadDriverException if fails reading with the driver.
|
||
1097 | 38210 | cordinyana | * @deprecated use {@link #draw(BufferedImage, Graphics2D, Cancellable, double)} instead
|
1098 | 21200 | vcaballero | * @see GraphicLayer#draw(BufferedImage, Graphics2D, ViewPort, Cancellable, double)
|
1099 | */
|
||
1100 | public void drawGraphics(BufferedImage image, Graphics2D g, |
||
1101 | Cancellable cancel, double scale) throws ReadException { |
||
1102 | 38210 | cordinyana | |
1103 | // From now on the graphics layer is handled by the MapContextDrawer,
|
||
1104 | // so call the draw method instead.
|
||
1105 | try {
|
||
1106 | draw(image, g, cancel, scale); |
||
1107 | } catch (MapContextException e) {
|
||
1108 | throw new RuntimeException(e); |
||
1109 | 22252 | jmvivo | } |
1110 | 21200 | vcaballero | } |
1111 | |||
1112 | 28882 | cordinyana | /**
|
1113 | * <p>
|
||
1114 | * Like
|
||
1115 | * {@linkplain MapContext#draw(BufferedImage, Graphics2D, Cancellable, double)}
|
||
1116 | * , but creating the task as cancellable.
|
||
1117 | * </p>
|
||
1118 | *
|
||
1119 | * @param image
|
||
1120 | * buffer used sometimes instead <code>g</code> to accelerate the
|
||
1121 | * draw. For example, if two points are as closed that can't be
|
||
1122 | * distinguished, draws only one.
|
||
1123 | * @param g
|
||
1124 | * for rendering 2-dimensional shapes, text and images on the
|
||
1125 | * Java(tm) platform
|
||
1126 | * @param scale
|
||
1127 | * the scale of the view. Must be between
|
||
1128 | * {@linkplain FLayer#getMinScale()} and
|
||
1129 | * {@linkplain FLayer#getMaxScale()}.
|
||
1130 | * @throws MapContextException
|
||
1131 | * if there is an error getting the instance of MapContextDrawer
|
||
1132 | *
|
||
1133 | * @throws ReadDriverException
|
||
1134 | * if the driver fails reading.
|
||
1135 | *
|
||
1136 | * @see #draw(BufferedImage, Graphics2D, Cancellable, double)
|
||
1137 | */
|
||
1138 | 21200 | vcaballero | public void draw(BufferedImage image, Graphics2D g, double scale) |
1139 | 28882 | cordinyana | throws ReadException, MapContextException {
|
1140 | 21200 | vcaballero | draw(image, g, new Cancellable() {
|
1141 | 26225 | jmvivo | /**
|
1142 | 29631 | jpiera | * @see org.gvsig.utils.swing.threads.Cancellable#isCanceled()
|
1143 | 26225 | jmvivo | */
|
1144 | 21200 | vcaballero | public boolean isCanceled() { |
1145 | return false; |
||
1146 | } |
||
1147 | |||
1148 | public void setCanceled(boolean canceled) { |
||
1149 | 32880 | jjdelcerro | // Do nothing
|
1150 | 21200 | vcaballero | } |
1151 | }, scale); |
||
1152 | } |
||
1153 | |||
1154 | /**
|
||
1155 | * <p>Gets the {@link ViewPort ViewPort} associated to this map.</p>
|
||
1156 | *
|
||
1157 | * @return the view port
|
||
1158 | *
|
||
1159 | * @see #setViewPort(ViewPort)
|
||
1160 | */
|
||
1161 | public ViewPort getViewPort() {
|
||
1162 | return viewPort;
|
||
1163 | } |
||
1164 | |||
1165 | /**
|
||
1166 | * <p>Sets a {@link ViewPort ViewPort} with the drawing information
|
||
1167 | * of this map.</p>
|
||
1168 | * <p>If there was a previous view port, removes its {@link EventBuffer EventBuffer} and
|
||
1169 | * adds the new one.</p>
|
||
1170 | *
|
||
1171 | * @param viewPort the viewPort
|
||
1172 | *
|
||
1173 | * @see #getViewPort()
|
||
1174 | */
|
||
1175 | public void setViewPort(ViewPort viewPort) { |
||
1176 | if (this.viewPort != null) { |
||
1177 | this.viewPort.removeViewPortListener(eventBuffer);
|
||
1178 | } |
||
1179 | |||
1180 | 26225 | jmvivo | if (this.mapContextDrawer != null){ |
1181 | this.mapContextDrawer.setViewPort(viewPort);
|
||
1182 | } |
||
1183 | |||
1184 | 21200 | vcaballero | this.viewPort = viewPort;
|
1185 | 22252 | jmvivo | if (viewPort != null) { |
1186 | 21200 | vcaballero | viewPort.addViewPortListener(eventBuffer); |
1187 | 22252 | jmvivo | } |
1188 | 21200 | vcaballero | } |
1189 | |||
1190 | /**
|
||
1191 | * <p>Sets the given extent to the {@link ViewPort ViewPort} and updates the view with the new zoom.</p>
|
||
1192 | *
|
||
1193 | * @param extent the extent of the new zoom
|
||
1194 | */
|
||
1195 | 21426 | vcaballero | public void zoomToEnvelope(Envelope extent) { |
1196 | 22252 | jmvivo | if (extent!=null) { |
1197 | 21426 | vcaballero | getViewPort().setEnvelope(extent); |
1198 | 22252 | jmvivo | } |
1199 | 21200 | vcaballero | } |
1200 | |||
1201 | /**
|
||
1202 | * <p>Returns the union of all extents of all layers of this map.</p>
|
||
1203 | *
|
||
1204 | * @return full extent of layers of this map
|
||
1205 | * @throws ReadDriverException if the driver fails reading.
|
||
1206 | *
|
||
1207 | 21426 | vcaballero | * @see FLayers#getFullEnvelope()
|
1208 | 21200 | vcaballero | */
|
1209 | 21426 | vcaballero | public Envelope getFullEnvelope() throws ReadException { |
1210 | 38210 | cordinyana | Envelope envelope = layers.getFullEnvelope(); |
1211 | |||
1212 | if (tracLayer != null) { |
||
1213 | Envelope graphicsEnvelope = tracLayer.getFullEnvelope(); |
||
1214 | if (envelope == null) { |
||
1215 | return graphicsEnvelope;
|
||
1216 | } |
||
1217 | else if (graphicsEnvelope != null) { |
||
1218 | envelope.add(graphicsEnvelope); |
||
1219 | } |
||
1220 | } |
||
1221 | |||
1222 | return envelope;
|
||
1223 | 21200 | vcaballero | } |
1224 | |||
1225 | |||
1226 | |||
1227 | /**
|
||
1228 | * <p>Adds a listener of atomic events to the internal {@link EventBuffer EventBuffer}.</p>
|
||
1229 | *
|
||
1230 | * @param listener the new listener
|
||
1231 | *
|
||
1232 | * @return <code>true</code> if has added the listener successfully
|
||
1233 | *
|
||
1234 | * @see #removeAtomicEventListener(AtomicEventListener)
|
||
1235 | * @see EventBuffer#addAtomicEventListener(AtomicEventListener)
|
||
1236 | */
|
||
1237 | public boolean addAtomicEventListener(AtomicEventListener listener) { |
||
1238 | return eventBuffer.addAtomicEventListener(listener);
|
||
1239 | } |
||
1240 | |||
1241 | /**
|
||
1242 | * <p>Removes a listener of atomic events from the internal {@link EventBuffer EventBuffer}.</p>
|
||
1243 | *
|
||
1244 | * @param listener the listener to remove
|
||
1245 | *
|
||
1246 | * @return <tt>true</tt> if the list contained the specified element
|
||
1247 | *
|
||
1248 | * @see #addAtomicEventListener(AtomicEventListener)
|
||
1249 | * @see EventBuffer#removeAtomicEventListener(AtomicEventListener)
|
||
1250 | */
|
||
1251 | public boolean removeAtomicEventListener(AtomicEventListener listener) { |
||
1252 | return eventBuffer.removeAtomicEventListener(listener);
|
||
1253 | } |
||
1254 | |||
1255 | /**
|
||
1256 | * @see EventBuffer#beginAtomicEvent()
|
||
1257 | *
|
||
1258 | * @see #endAtomicEvent()
|
||
1259 | */
|
||
1260 | public void beginAtomicEvent() { |
||
1261 | eventBuffer.beginAtomicEvent(); |
||
1262 | } |
||
1263 | |||
1264 | /**
|
||
1265 | * @see EventBuffer#endAtomicEvent()
|
||
1266 | *
|
||
1267 | * @see #beginAtomicEvent()
|
||
1268 | */
|
||
1269 | public void endAtomicEvent() { |
||
1270 | eventBuffer.endAtomicEvent(); |
||
1271 | } |
||
1272 | |||
1273 | /**
|
||
1274 | * <p>The class <code>LayerEventListener</code> implements the methods of {@link LayerCollectionListener LayerCollectionListener}
|
||
1275 | * that handles the "layer added" or "layer removed" events in a map.</p>
|
||
1276 | * <p>Is designed as a listener for all layers in a {@link MapContext MapContext}.</p>
|
||
1277 | *
|
||
1278 | * @author Fernando Gonz?lez Cort?s
|
||
1279 | */
|
||
1280 | public class LayerEventListener implements LayerCollectionListener { |
||
1281 | /*
|
||
1282 | * @see com.iver.cit.gvsig.fmap.layers.LayerCollectionListener#layerAdded(com.iver.cit.gvsig.fmap.layers.LayerCollectionEvent)
|
||
1283 | */
|
||
1284 | public void layerAdded(LayerCollectionEvent e) { |
||
1285 | // Si es la primera capa, fijamos su extent al ViewPort
|
||
1286 | // if (getLayers().getLayersCount() == 1) {
|
||
1287 | 34930 | jjdelcerro | if (getViewPort().getEnvelope() == null) { |
1288 | 21200 | vcaballero | FLayer lyr = e.getAffectedLayer(); |
1289 | if (lyr.isAvailable()) {
|
||
1290 | try {
|
||
1291 | 21426 | vcaballero | getViewPort().setEnvelope(lyr.getFullEnvelope()); |
1292 | 34930 | jjdelcerro | } catch (ReadException ex) {
|
1293 | logger.error( |
||
1294 | MessageFormat.format(
|
||
1295 | "Can't set envelope to view port from layer {0}",
|
||
1296 | new Object[] {lyr.getName() } |
||
1297 | ), |
||
1298 | ex |
||
1299 | ); |
||
1300 | 21200 | vcaballero | } |
1301 | } |
||
1302 | } |
||
1303 | |||
1304 | // Registramos al FMap como listener del legend de las capas
|
||
1305 | FLayer lyr = e.getAffectedLayer(); |
||
1306 | 36466 | jpiera | addSelectionListener(lyr); |
1307 | 21200 | vcaballero | } |
1308 | |||
1309 | /*
|
||
1310 | * @see com.iver.cit.gvsig.fmap.layers.LayerCollectionListener#layerMoved(com.iver.cit.gvsig.fmap.layers.LayerPositionEvent)
|
||
1311 | */
|
||
1312 | public void layerMoved(LayerPositionEvent e) { |
||
1313 | } |
||
1314 | |||
1315 | /*
|
||
1316 | * @see com.iver.cit.gvsig.fmap.layers.LayerCollectionListener#layerRemoved(com.iver.cit.gvsig.fmap.layers.LayerCollectionEvent)
|
||
1317 | */
|
||
1318 | public void layerRemoved(LayerCollectionEvent e) { |
||
1319 | FLayer lyr = e.getAffectedLayer(); |
||
1320 | |||
1321 | lyr.removeLayerListener(eventBuffer); |
||
1322 | |||
1323 | if (lyr instanceof Classifiable) { |
||
1324 | Classifiable c = (Classifiable) lyr; |
||
1325 | c.removeLegendListener(eventBuffer); |
||
1326 | } |
||
1327 | |||
1328 | 23089 | vcaballero | if (lyr instanceof SingleLayer && ((SingleLayer) lyr).getDataStore()!=null) { |
1329 | 22971 | jmvivo | ((SingleLayer) lyr).getDataStore().deleteObserver( |
1330 | MapContext.this); |
||
1331 | } |
||
1332 | |||
1333 | 21200 | vcaballero | } |
1334 | |||
1335 | /*
|
||
1336 | * @see com.iver.cit.gvsig.fmap.layers.LayerCollectionListener#layerAdding(com.iver.cit.gvsig.fmap.layers.LayerCollectionEvent)
|
||
1337 | */
|
||
1338 | public void layerAdding(LayerCollectionEvent e) |
||
1339 | throws CancelationException {
|
||
1340 | } |
||
1341 | |||
1342 | /*
|
||
1343 | * @see com.iver.cit.gvsig.fmap.layers.LayerCollectionListener#layerMoving(com.iver.cit.gvsig.fmap.layers.LayerPositionEvent)
|
||
1344 | */
|
||
1345 | public void layerMoving(LayerPositionEvent e) |
||
1346 | throws CancelationException {
|
||
1347 | } |
||
1348 | |||
1349 | /*
|
||
1350 | * @see com.iver.cit.gvsig.fmap.layers.LayerCollectionListener#layerRemoving(com.iver.cit.gvsig.fmap.layers.LayerCollectionEvent)
|
||
1351 | */
|
||
1352 | public void layerRemoving(LayerCollectionEvent e) |
||
1353 | throws CancelationException {
|
||
1354 | } |
||
1355 | |||
1356 | |||
1357 | /*
|
||
1358 | * @see com.iver.cit.gvsig.fmap.layers.LayerCollectionListener#visibilityChanged(com.iver.cit.gvsig.fmap.layers.LayerCollectionEvent)
|
||
1359 | */
|
||
1360 | public void visibilityChanged(LayerCollectionEvent e) |
||
1361 | throws CancelationException {
|
||
1362 | } |
||
1363 | } |
||
1364 | |||
1365 | /**
|
||
1366 | * <p>Adds the {@link LayerEventListener LayerEventListener} of this map to the
|
||
1367 | * collection of layers argument.</p>
|
||
1368 | *
|
||
1369 | * @param a collection of layers
|
||
1370 | */
|
||
1371 | public void addAsCollectionListener(FLayers layers2) { |
||
1372 | layers2.addLayerCollectionListener(layerEventListener); |
||
1373 | } |
||
1374 | |||
1375 | /**
|
||
1376 | * <p>Returns the internal {@link GraphicLayer GraphicLayer}.</p>
|
||
1377 | *
|
||
1378 | * @return the graphic layer of this map
|
||
1379 | *
|
||
1380 | * @see #setGraphicsLayer(GraphicLayer)
|
||
1381 | */
|
||
1382 | public GraphicLayer getGraphicsLayer() {
|
||
1383 | 31284 | cordinyana | if (tracLayer == null) { |
1384 | if (getViewPort() != null) { |
||
1385 | this.tracLayer =
|
||
1386 | MapContextLocator.getMapContextManager() |
||
1387 | .createGraphicsLayer( |
||
1388 | getViewPort().getProjection()); |
||
1389 | } else {
|
||
1390 | this.tracLayer =
|
||
1391 | MapContextLocator.getMapContextManager() |
||
1392 | .createGraphicsLayer(null);
|
||
1393 | } |
||
1394 | } |
||
1395 | 21200 | vcaballero | return tracLayer;
|
1396 | } |
||
1397 | |||
1398 | /**
|
||
1399 | * <p>Sets a new {@link GraphicLayer GraphicLayer} to this map.</p>
|
||
1400 | *
|
||
1401 | * @param graphicLayer the new graphic layer
|
||
1402 | *
|
||
1403 | * @see #getGraphicsLayer()
|
||
1404 | */
|
||
1405 | public void setGraphicsLayer(GraphicLayer graphicLayer) { |
||
1406 | tracLayer = graphicLayer; |
||
1407 | } |
||
1408 | |||
1409 | /**
|
||
1410 | * <p>Indicates whether some other object is "equal to" this map.</p>
|
||
1411 | * <p>Returns <code>true</code> if success one of this options:
|
||
1412 | * <ul>
|
||
1413 | * <li>Both objects are equal according to {@linkplain Object#equals(Object)}.
|
||
1414 | * <li>Both maps have the same layers.
|
||
1415 | * <li>Both maps have the same number of layers and with the same name.
|
||
1416 | * </ul>
|
||
1417 | * </p>
|
||
1418 | *
|
||
1419 | * @param obj the reference object with which to compare.
|
||
1420 | * @return <code>true</code> if this object is the same as the <code>arg0</code> argument; otherwise <code>false</code>.
|
||
1421 | *
|
||
1422 | * @see Object#equals(Object)
|
||
1423 | */
|
||
1424 | public boolean equals(Object arg0) { |
||
1425 | 23030 | jmvivo | if (!(arg0 instanceof MapContext)) { |
1426 | return false; |
||
1427 | } |
||
1428 | 21200 | vcaballero | MapContext map = (MapContext) arg0; |
1429 | 22252 | jmvivo | if (super.equals(arg0)) { |
1430 | 21200 | vcaballero | return true; |
1431 | 22252 | jmvivo | } |
1432 | if (getLayers() == map.getLayers()) {
|
||
1433 | 21200 | vcaballero | return true; |
1434 | 22252 | jmvivo | } |
1435 | 21200 | vcaballero | boolean isEqual = true; |
1436 | if (map.getLayers().getLayersCount() == getLayers().getLayersCount()) {
|
||
1437 | for (int i = 0; i < getLayers().getLayersCount(); i++) { |
||
1438 | |||
1439 | if (!getLayers().getLayer(i).getName().equals(
|
||
1440 | map.getLayers().getLayer(i).getName())) { |
||
1441 | isEqual = false;
|
||
1442 | } |
||
1443 | |||
1444 | } |
||
1445 | } else {
|
||
1446 | isEqual = false;
|
||
1447 | } |
||
1448 | return isEqual;
|
||
1449 | } |
||
1450 | |||
1451 | /**
|
||
1452 | * <p>Registers the message of an error associated to this map.</p>
|
||
1453 | *
|
||
1454 | * @param stringProperty the error message
|
||
1455 | *
|
||
1456 | * @see #getLayersError()
|
||
1457 | * @see #clearErrors()
|
||
1458 | */
|
||
1459 | public void addLayerError(String stringProperty) { |
||
1460 | layersError.add(stringProperty); |
||
1461 | } |
||
1462 | |||
1463 | /**
|
||
1464 | * <p>Gets the list with all error messages registered to this map.</p>
|
||
1465 | *
|
||
1466 | * @return the list of errors registered to this map
|
||
1467 | *
|
||
1468 | * @see #addLayerError(String)
|
||
1469 | * @see #clearErrors()
|
||
1470 | */
|
||
1471 | public ArrayList getLayersError() { |
||
1472 | return layersError;
|
||
1473 | } |
||
1474 | |||
1475 | /**
|
||
1476 | * <p>Removes all error messages associated to this map.</p>
|
||
1477 | *
|
||
1478 | * @see #addLayerError(String)
|
||
1479 | * @see #getLayersError()
|
||
1480 | */
|
||
1481 | public void clearErrors() { |
||
1482 | layersError.clear(); |
||
1483 | } |
||
1484 | |||
1485 | /**
|
||
1486 | * <p>Creates and returns a new group of layers that belongs to this <code>MapContext</code>.</p>
|
||
1487 | *
|
||
1488 | * @param parent layer node in this <code>MapContexte</code> that will be the parent of the new node
|
||
1489 | * @return the new layer node
|
||
1490 | */
|
||
1491 | public FLayers getNewGroupLayer(FLayers parent) {
|
||
1492 | FLayers group1 = new FLayers();//(this,parent); |
||
1493 | group1.setMapContext(this);
|
||
1494 | group1.setParentLayer(parent); |
||
1495 | return group1;
|
||
1496 | } |
||
1497 | |||
1498 | 23182 | vcaballero | public String getClassName() { |
1499 | return null; |
||
1500 | } |
||
1501 | |||
1502 | 23644 | vcaballero | public ArrayList getLayersToSnap() { |
1503 | return layersToSnap;
|
||
1504 | } |
||
1505 | |||
1506 | public void setLayersToSnap(ArrayList layersToSnap) { |
||
1507 | this.layersToSnap = layersToSnap;
|
||
1508 | |||
1509 | } |
||
1510 | |||
1511 | 24799 | vcaballero | public void update(Observable observable, Object notification) { |
1512 | 24691 | vcaballero | // TODO REVISAR ESTO!!!
|
1513 | String ntype=null; |
||
1514 | if (notification instanceof FeatureStoreNotification) { |
||
1515 | FeatureStoreNotification fsNotification = (FeatureStoreNotification) notification; |
||
1516 | ntype =fsNotification.getType(); |
||
1517 | if (
|
||
1518 | ntype.equals(FeatureStoreNotification.LOAD_FINISHED)|| |
||
1519 | ntype.equals(FeatureStoreNotification.SELECTION_CHANGE) |
||
1520 | ) { |
||
1521 | getLayers().moveTo(0, 0); |
||
1522 | } |
||
1523 | } |
||
1524 | } |
||
1525 | |||
1526 | 26225 | jmvivo | public long getDrawVersion() { |
1527 | 38210 | cordinyana | if (getViewPort().getDrawVersion() > this.viewPortVersion |
1528 | || getLayers().getDrawVersion() > this.layersVersion
|
||
1529 | || getGraphicsLayer().getDrawVersion() > graphicsLayerVersion) { |
||
1530 | updateDrawVersion(); |
||
1531 | } |
||
1532 | 26225 | jmvivo | return this.drawVersion; |
1533 | } |
||
1534 | |||
1535 | protected void updateDrawVersion(){ |
||
1536 | 38210 | cordinyana | this.layersVersion = getLayers().getDrawVersion();
|
1537 | this.viewPortVersion = getViewPort().getDrawVersion();
|
||
1538 | this.graphicsLayerVersion = getGraphicsLayer().getDrawVersion();
|
||
1539 | 26225 | jmvivo | this.drawVersion++;
|
1540 | } |
||
1541 | |||
1542 | 28882 | cordinyana | public MapContextDrawer getMapContextDrawer() throws ReadException, |
1543 | MapContextException { |
||
1544 | 26225 | jmvivo | if (this.mapContextDrawer == null){ |
1545 | 28882 | cordinyana | if (mapContextDrawerClass == null) { |
1546 | this.mapContextDrawer = mapContextManager
|
||
1547 | .createDefaultMapContextDrawerInstance(); |
||
1548 | } else {
|
||
1549 | this.mapContextDrawer = mapContextManager
|
||
1550 | .createMapContextDrawerInstance(mapContextDrawerClass); |
||
1551 | } |
||
1552 | this.mapContextDrawer.setMapContext(this); |
||
1553 | this.mapContextDrawer.setViewPort(viewPort);
|
||
1554 | 26225 | jmvivo | } |
1555 | |||
1556 | return this.mapContextDrawer; |
||
1557 | } |
||
1558 | 28882 | cordinyana | |
1559 | public void setMapContextDrawerClass(Class mapContextDrawerClass) |
||
1560 | 30011 | cordinyana | throws MapContextException {
|
1561 | mapContextManager.validateMapContextDrawer(mapContextDrawerClass); |
||
1562 | 26225 | jmvivo | this.mapContextDrawerClass = mapContextDrawerClass;
|
1563 | if (this.mapContextDrawer != null){ |
||
1564 | this.mapContextDrawer.dispose();
|
||
1565 | this.mapContextDrawer = null; |
||
1566 | } |
||
1567 | } |
||
1568 | 26729 | jmvivo | |
1569 | 26225 | jmvivo | public void setMapContextDrawer(MapContextDrawer drawer){ |
1570 | if (this.mapContextDrawer != null){ |
||
1571 | this.mapContextDrawer.dispose();
|
||
1572 | this.mapContextDrawer = null; |
||
1573 | } |
||
1574 | this.mapContextDrawer = drawer;
|
||
1575 | if (this.mapContextDrawer != null){ |
||
1576 | this.mapContextDrawer.setMapContext(this); |
||
1577 | this.mapContextDrawer.setViewPort(viewPort);
|
||
1578 | } |
||
1579 | } |
||
1580 | 30173 | jldominguez | |
1581 | public void loadFromState(PersistentState state) |
||
1582 | throws PersistenceException {
|
||
1583 | |||
1584 | 31708 | jldominguez | ViewPort vp = (ViewPort) state.get("ViewPort");
|
1585 | setViewPort(vp); |
||
1586 | |||
1587 | 30173 | jldominguez | layers = (FLayers) state.get("layers");
|
1588 | layers.setName("root layer");
|
||
1589 | 31708 | jldominguez | loadLayers(layers); |
1590 | layers.setMapContext(this);
|
||
1591 | 30173 | jldominguez | |
1592 | 31708 | jldominguez | layerEventListener = new LayerEventListener();
|
1593 | layers.addLayerCollectionListener(layerEventListener); |
||
1594 | |||
1595 | layers.addLayerCollectionListener(eventBuffer); |
||
1596 | layers.setProjection(vp.getProjection()); |
||
1597 | |||
1598 | 36466 | jpiera | //Add the listener for the selection
|
1599 | addSelectionListener(layers); |
||
1600 | 30173 | jldominguez | } |
1601 | |||
1602 | private void loadLayers(FLayers lyrs) { |
||
1603 | |||
1604 | int sz = lyrs.getLayersCount();
|
||
1605 | for (int i=0; i<sz; i++) { |
||
1606 | try {
|
||
1607 | lyrs.getLayer(i).load(); |
||
1608 | } catch (LoadLayerException e) {
|
||
1609 | logger.error("While loading layer: " + lyrs.getLayer(i).getName());
|
||
1610 | } |
||
1611 | } |
||
1612 | } |
||
1613 | |||
1614 | public void saveToState(PersistentState state) throws PersistenceException { |
||
1615 | state.set("ViewPort", viewPort);
|
||
1616 | state.set("layers", layers);
|
||
1617 | } |
||
1618 | |||
1619 | public static void registerPersistent() { |
||
1620 | 32880 | jjdelcerro | PersistenceManager manager = ToolsLocator.getPersistenceManager(); |
1621 | DynStruct definition = manager.addDefinition( |
||
1622 | MapContext.class, |
||
1623 | "MapContext",
|
||
1624 | "MapContext Persistence definition",
|
||
1625 | null,
|
||
1626 | null
|
||
1627 | ); |
||
1628 | definition.addDynFieldObject("ViewPort")
|
||
1629 | 33281 | jjdelcerro | .setClassOfValue(ViewPort.class) |
1630 | .setMandatory(true);
|
||
1631 | 32880 | jjdelcerro | |
1632 | definition.addDynFieldObject("layers")
|
||
1633 | 33281 | jjdelcerro | .setClassOfValue(FLayers.class) |
1634 | .setMandatory(true);
|
||
1635 | 30173 | jldominguez | } |
1636 | |||
1637 | 31284 | cordinyana | protected void doDispose() throws BaseException { |
1638 | dispose(layers); |
||
1639 | dispose(tracLayer); |
||
1640 | } |
||
1641 | 36466 | jpiera | |
1642 | /**
|
||
1643 | * <p>Registers an event buffer as a listener for all layers as argument.</p>
|
||
1644 | *
|
||
1645 | * <p>Each {@link FLayer FLayer} of this map must have an event buffer for all kind
|
||
1646 | * of specific listeners of that layer. This method distinguish between {@link Classifiable Classifiable},
|
||
1647 | * {@link AlphanumericData AlphanumericData}, and {@link FLayers FLayers} layers, and for each one,
|
||
1648 | * registers, for their specific listeners, the <code>eventBuffer</code> as a listener.</p>
|
||
1649 | *
|
||
1650 | * @param the layer or layers
|
||
1651 | */
|
||
1652 | private void addSelectionListener(FLayer lyr){ |
||
1653 | lyr.addLayerListener(eventBuffer); |
||
1654 | |||
1655 | if (lyr instanceof Classifiable) { |
||
1656 | Classifiable c = (Classifiable) lyr; |
||
1657 | c.addLegendListener(eventBuffer); |
||
1658 | } |
||
1659 | |||
1660 | if (lyr instanceof FLayers){ |
||
1661 | FLayers lyrs=(FLayers)lyr; |
||
1662 | for(int i=0;i<lyrs.getLayersCount();i++){ |
||
1663 | addSelectionListener(lyrs.getLayer(i)); |
||
1664 | } |
||
1665 | } |
||
1666 | 36467 | jpiera | if (lyr instanceof SingleLayer){ |
1667 | if (((SingleLayer) lyr).getDataStore() != null) { |
||
1668 | ((SingleLayer) lyr).getDataStore().addObserver( |
||
1669 | MapContext.this); |
||
1670 | } |
||
1671 | } |
||
1672 | 36466 | jpiera | } |
1673 | 21200 | vcaballero | } |