root / trunk / libraries / libFMap / src / com / iver / cit / gvsig / fmap / layers / FLyrWMS.java @ 3025
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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 | 851 | fernando | package com.iver.cit.gvsig.fmap.layers; |
42 | |||
43 | 2183 | fernando | import java.awt.Graphics2D; |
44 | import java.awt.Point; |
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45 | import java.awt.geom.AffineTransform; |
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46 | import java.awt.geom.NoninvertibleTransformException; |
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47 | import java.awt.geom.Point2D; |
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48 | import java.awt.geom.Rectangle2D; |
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49 | import java.awt.image.BufferedImage; |
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50 | import java.io.ByteArrayInputStream; |
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51 | import java.io.IOException; |
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52 | import java.net.MalformedURLException; |
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53 | import java.net.URL; |
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54 | |||
55 | import javax.imageio.ImageIO; |
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56 | |||
57 | import org.exolab.castor.xml.ValidationException; |
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58 | |||
59 | 851 | fernando | import com.iver.cit.gvsig.fmap.DriverException; |
60 | import com.iver.cit.gvsig.fmap.ViewPort; |
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61 | 1034 | vcaballero | import com.iver.cit.gvsig.fmap.drivers.DriverIOException; |
62 | 851 | fernando | import com.iver.cit.gvsig.fmap.drivers.WMSException; |
63 | import com.iver.cit.gvsig.fmap.layers.layerOperations.InfoByPoint; |
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64 | import com.iver.cit.gvsig.fmap.operations.Cancellable; |
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65 | import com.iver.utiles.StringUtilities; |
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66 | import com.iver.utiles.XMLEntity; |
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67 | import com.iver.wmsclient.FeatureInfoQuery; |
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68 | import com.iver.wmsclient.MapQuery; |
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69 | import com.iver.wmsclient.UnsupportedVersionException; |
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70 | import com.iver.wmsclient.WMSClient; |
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71 | import com.iver.wmsclient.WMSClientFactory; |
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72 | |||
73 | |||
74 | /**
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75 | 1034 | vcaballero | * Capa WMS.
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76 | 851 | fernando | *
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77 | * @author Fernando Gonz?lez Cort?s
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78 | */
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79 | public class FLyrWMS extends FLyrDefault implements InfoByPoint { |
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80 | 1488 | luisw | boolean isPrinting = false; |
81 | boolean mustTileDraw = false; |
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82 | 1501 | luisw | boolean mustTilePrint = true; |
83 | 1488 | luisw | int maxTileDrawWidth = -1; |
84 | int maxTileDrawHeight = -1; |
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85 | int maxTilePrintWidth = 1500; |
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86 | int maxTilePrintHeight = 1500; |
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87 | |||
88 | 851 | fernando | private String m_SRS; |
89 | private String m_Format; |
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90 | private String layerQuery; |
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91 | private String infoLayerQuery; |
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92 | private URL host; |
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93 | private WMSClient wmsClient;
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94 | private MapQuery lastMapQuery;
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95 | private Rectangle2D fullExtent; |
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96 | |||
97 | /**
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98 | 1034 | vcaballero | * Slecciona el formato del WMS.
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99 | 851 | fernando | *
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100 | 1034 | vcaballero | * @return formato seleccionado.
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101 | 851 | fernando | *
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102 | * @throws WMSException
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103 | * @throws IllegalStateException
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104 | * @throws ValidationException
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105 | * @throws UnsupportedVersionException
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106 | * @throws IOException
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107 | */
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108 | private String selectFormat() |
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109 | throws WMSException, IllegalStateException, ValidationException, |
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110 | UnsupportedVersionException, IOException {
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111 | String[] formats; |
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112 | formats = getWmsClient().getInfoFormats(); |
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113 | |||
114 | for (int i = 0; i < formats.length; i++) { |
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115 | if (formats[i].equals("GML.1")) { |
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116 | return formats[i];
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117 | } |
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118 | |||
119 | if (formats[i].equals("GML.2")) { |
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120 | return formats[i];
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121 | } |
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122 | |||
123 | if (formats[i].equals("GML.3")) { |
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124 | return formats[i];
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125 | } |
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126 | |||
127 | if (formats[i].equals("application/vnd.ogc.gml")) { |
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128 | return formats[i];
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129 | } |
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130 | |||
131 | if (formats[i].indexOf("XML") != -1) { |
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132 | return formats[i];
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133 | } |
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134 | } |
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135 | |||
136 | throw new WMSException("No format supported"); |
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137 | } |
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138 | |||
139 | 1034 | vcaballero | /**
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140 | * Devuelve el XMLEntity con la informaci?n necesaria para reproducir la
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141 | * capa.
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142 | *
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143 | * @return XMLEntity.
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144 | 1828 | fernando | * @throws XMLException
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145 | 1034 | vcaballero | */
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146 | 1828 | fernando | public XMLEntity getXMLEntity() throws XMLException { |
147 | 851 | fernando | XMLEntity xml = super.getXMLEntity();
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148 | |||
149 | xml.putProperty("fullExtent", StringUtilities.rect2String(fullExtent));
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150 | xml.putProperty("host", host.toExternalForm());
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151 | xml.putProperty("infoLayerQuery", infoLayerQuery);
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152 | xml.putProperty("layerQuery", layerQuery);
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153 | xml.putProperty("format", m_Format);
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154 | xml.putProperty("srs", m_SRS);
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155 | |||
156 | return xml;
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157 | } |
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158 | 1034 | vcaballero | |
159 | /**
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160 | * A partir del XMLEntity reproduce la capa.
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161 | *
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162 | * @param xml XMLEntity
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163 | *
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164 | * @throws XMLException
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165 | * @throws DriverException
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166 | * @throws DriverIOException
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167 | */
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168 | 2183 | fernando | public void setXMLEntity03(XMLEntity xml) |
169 | throws XMLException {
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170 | super.setXMLEntity(xml);
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171 | fullExtent = StringUtilities.string2Rect(xml.getStringProperty( |
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172 | "fullExtent"));
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173 | |||
174 | try {
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175 | host = new URL(xml.getStringProperty("host")); |
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176 | } catch (MalformedURLException e) { |
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177 | throw new XMLException(e); |
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178 | } |
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179 | |||
180 | infoLayerQuery = xml.getStringProperty("infoLayerQuery");
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181 | layerQuery = xml.getStringProperty("layerQuery");
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182 | m_Format = xml.getStringProperty("format");
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183 | m_SRS = xml.getStringProperty("srs");
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184 | } |
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185 | |||
186 | /**
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187 | * A partir del XMLEntity reproduce la capa.
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188 | *
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189 | * @param xml XMLEntity
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190 | *
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191 | * @throws XMLException
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192 | * @throws DriverException
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193 | * @throws DriverIOException
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194 | */
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195 | 1034 | vcaballero | public void setXMLEntity(XMLEntity xml) |
196 | 1056 | vcaballero | throws XMLException {
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197 | 851 | fernando | super.setXMLEntity(xml);
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198 | 1034 | vcaballero | fullExtent = StringUtilities.string2Rect(xml.getStringProperty( |
199 | "fullExtent"));
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200 | |||
201 | 851 | fernando | try {
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202 | host = new URL(xml.getStringProperty("host")); |
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203 | } catch (MalformedURLException e) { |
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204 | throw new XMLException(e); |
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205 | } |
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206 | 1034 | vcaballero | |
207 | 851 | fernando | infoLayerQuery = xml.getStringProperty("infoLayerQuery");
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208 | layerQuery = xml.getStringProperty("layerQuery");
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209 | m_Format = xml.getStringProperty("format");
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210 | m_SRS = xml.getStringProperty("srs");
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211 | } |
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212 | |||
213 | /**
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214 | * @see com.iver.cit.gvsig.fmap.layers.layerOperations.InfoByPoint#queryByPoint(com.iver.cit.gvsig.fmap.operations.QueriedPoint)
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215 | */
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216 | 1011 | fernando | public String queryByPoint(Point p) throws DriverException { |
217 | 851 | fernando | FeatureInfoQuery query = new FeatureInfoQuery(lastMapQuery);
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218 | query.setFeatureCount(Integer.MAX_VALUE);
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219 | query.setX((int) p.getX());
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220 | query.setY((int) p.getY());
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221 | query.setInfoQuery(infoLayerQuery); |
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222 | 2183 | fernando | |
223 | 851 | fernando | try {
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224 | query.setInfoFormat(selectFormat()); |
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225 | |||
226 | return new String(getWmsClient().doFeatureInfo(query)); |
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227 | } catch (WMSException e) {
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228 | return "<?xml version=\"1.0\" encoding=\"ISO-8859-1\"?><exception>" + |
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229 | e.getMessage() + "</exception>";
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230 | } catch (ValidationException e) {
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231 | /*
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232 | * TODO Las traducciones en este m?todo han de ser
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233 | * las mismas que en el m?todo de dibujado
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234 | */
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235 | throw new DriverException("No se reconoce el formato de la respuesta", |
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236 | 1034 | vcaballero | e); |
237 | 851 | fernando | } catch (UnsupportedVersionException e) {
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238 | throw new DriverException("Conflicto de versiones", e); |
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239 | } catch (IOException e) { |
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240 | throw new DriverException("Error en la conexi?n", e); |
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241 | } catch (com.iver.wmsclient.WMSException e) {
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242 | throw new DriverException(e.getMessage(), e); |
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243 | } catch (NoSuchFieldException e) { |
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244 | throw new RuntimeException( |
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245 | "No se rellenaron todos los campos de la petici?n");
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246 | } |
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247 | } |
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248 | |||
249 | /**
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250 | * @see com.iver.cit.gvsig.fmap.layers.FLayer#getFullExtent()
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251 | */
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252 | public Rectangle2D getFullExtent() throws DriverException { |
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253 | return fullExtent;
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254 | } |
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255 | |||
256 | /**
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257 | * @see com.iver.cit.gvsig.fmap.layers.FLayer#draw(java.awt.image.BufferedImage,
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258 | * java.awt.Graphics2D, com.iver.cit.gvsig.fmap.ViewPort,
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259 | * com.iver.cit.gvsig.fmap.operations.Cancellable)
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260 | */
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261 | public void draw(BufferedImage image, Graphics2D g, ViewPort viewPort, |
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262 | 2531 | caballero | Cancellable cancel,double scale) throws DriverException { |
263 | if (isWithinScale(scale)){
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264 | 851 | fernando | try {
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265 | 2183 | fernando | MapQuery mapQuery = getWmsClient().createQuery(); |
266 | mapQuery.setBBOX(viewPort.getAdjustedExtent()); |
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267 | mapQuery.setFormat(m_Format); |
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268 | mapQuery.setHeight(viewPort.getImageHeight()); |
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269 | 851 | fernando | |
270 | // System.err.println("m_Mapa.getHeight() = " + m_Mapa.getHeight());
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271 | 2183 | fernando | mapQuery.setLayers(layerQuery); |
272 | mapQuery.setSRS(m_SRS); |
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273 | mapQuery.setStyles("");
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274 | mapQuery.setWidth(viewPort.getImageWidth()); |
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275 | mapQuery.setExceptions("application/vnd.ogc.se_xml");
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276 | 851 | fernando | |
277 | byte[] bytes; |
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278 | 2183 | fernando | lastMapQuery = mapQuery; |
279 | 851 | fernando | bytes = getWmsClient().doMapQuery(lastMapQuery); |
280 | |||
281 | ByteArrayInputStream inbytes = new ByteArrayInputStream(bytes); |
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282 | BufferedImage tempImg = ImageIO.read(inbytes); |
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283 | 1501 | luisw | // LWS Cambio de estrategia en el posicionado para la impresi?n.
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284 | Point2D p2=new Point2D.Double(viewPort.getAdjustedExtent().getX(), viewPort.getAdjustedExtent().getMaxY()); //viewPort.getOffset(); |
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285 | viewPort.getAffineTransform().transform(p2, p2); |
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286 | 1318 | vcaballero | g.drawImage(tempImg,(int)p2.getX(),(int)p2.getY(), null); |
287 | 851 | fernando | } catch (ValidationException e) {
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288 | throw new DriverException("No se reconoce el formato de la respuesta", |
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289 | e); |
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290 | } catch (UnsupportedVersionException e) {
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291 | throw new DriverException("Conflicto de versiones", e); |
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292 | } catch (IOException e) { |
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293 | throw new DriverException("Error en la conexi?n", e); |
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294 | } catch (com.iver.wmsclient.WMSException e) {
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295 | throw new DriverException(e.getMessage(), e); |
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296 | } catch (NoSuchFieldException e) { |
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297 | throw new RuntimeException( |
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298 | "No se rellenaron todos los campos de la petici?n");
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299 | } |
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300 | 2531 | caballero | } |
301 | 851 | fernando | } |
302 | |||
303 | /**
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304 | * @see com.iver.cit.gvsig.fmap.layers.FLayer#print(java.awt.Graphics2D,
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305 | * com.iver.cit.gvsig.fmap.ViewPort,
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306 | * com.iver.cit.gvsig.fmap.operations.Cancellable)
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307 | */
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308 | 2531 | caballero | public void print(Graphics2D g, ViewPort viewPort, Cancellable cancel,double scale) |
309 | 851 | fernando | throws DriverException {
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310 | 2531 | caballero | if (isVisible() && isWithinScale(scale)){
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311 | 1488 | luisw | isPrinting = true;
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312 | if (!mustTilePrint) {
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313 | 2531 | caballero | draw(null, g, viewPort, cancel,scale);
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314 | 1488 | luisw | } else {
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315 | // Para no pedir imagenes demasiado grandes, vamos
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316 | // a hacer lo mismo que hace EcwFile: chunkear.
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317 | // Llamamos a drawView con cuadraditos m?s peque?os
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318 | // del BufferedImage ni caso, cuando se imprime viene con null
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319 | Tiling tiles = new Tiling(maxTilePrintWidth, maxTilePrintHeight, g.getClipRect());
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320 | tiles.setAffineTransform((AffineTransform) viewPort.getAffineTransform().clone());
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321 | for (int tileNr=0; tileNr < tiles.getNumTiles(); tileNr++) { |
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322 | // Parte que dibuja
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323 | try {
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324 | ViewPort vp = tiles.getTileViewPort(viewPort, tileNr); |
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325 | 2531 | caballero | draw(null, g, vp, cancel,scale);
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326 | 1488 | luisw | } catch (NoninvertibleTransformException e) { |
327 | // TODO Auto-generated catch block
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328 | e.printStackTrace(); |
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329 | } |
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330 | } |
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331 | } |
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332 | isPrinting = false;
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333 | 2531 | caballero | } |
334 | 1488 | luisw | } |
335 | |||
336 | 2531 | caballero | public void _print(Graphics2D g, ViewPort viewPort, Cancellable cancel,double scale) |
337 | 1488 | luisw | throws DriverException {
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338 | 2531 | caballero | draw(null, g, viewPort, cancel,scale);
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339 | 851 | fernando | } |
340 | 1034 | vcaballero | |
341 | 851 | fernando | /**
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342 | 1034 | vcaballero | * Devuelve el WMSClient.
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343 | 851 | fernando | *
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344 | 1034 | vcaballero | * @return WMSClient
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345 | 851 | fernando | *
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346 | 1034 | vcaballero | * @throws IllegalStateException
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347 | * @throws ValidationException
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348 | * @throws UnsupportedVersionException
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349 | * @throws IOException
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350 | 851 | fernando | */
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351 | private WMSClient getWmsClient()
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352 | throws IllegalStateException, ValidationException, |
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353 | UnsupportedVersionException, IOException {
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354 | if (wmsClient == null) { |
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355 | wmsClient = WMSClientFactory.getClient(host); |
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356 | } |
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357 | |||
358 | return wmsClient;
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359 | } |
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360 | |||
361 | 1034 | vcaballero | /**
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362 | * Devuelve el URL.
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363 | *
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364 | * @return URL.
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365 | */
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366 | 851 | fernando | public URL getHost() { |
367 | return host;
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368 | } |
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369 | 1034 | vcaballero | |
370 | /**
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371 | * Inserta el URL.
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372 | *
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373 | * @param host URL.
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374 | */
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375 | 851 | fernando | public void setHost(URL host) { |
376 | this.host = host;
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377 | } |
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378 | 1034 | vcaballero | |
379 | /**
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380 | * Devuelve la informaci?n de la consulta.
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381 | *
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382 | * @return String.
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383 | */
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384 | 851 | fernando | public String getInfoLayerQuery() { |
385 | return infoLayerQuery;
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386 | } |
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387 | 1034 | vcaballero | |
388 | /**
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389 | * Inserta la informaci?n de la consulta.
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390 | *
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391 | * @param infoLayerQuery String.
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392 | */
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393 | 851 | fernando | public void setInfoLayerQuery(String infoLayerQuery) { |
394 | this.infoLayerQuery = infoLayerQuery;
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395 | } |
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396 | 1034 | vcaballero | |
397 | /**
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398 | * Devuelve la consulta.
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399 | *
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400 | * @return String.
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401 | */
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402 | 851 | fernando | public String getLayerQuery() { |
403 | return layerQuery;
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404 | } |
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405 | 1034 | vcaballero | |
406 | /**
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407 | * Inserta la consulta.
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408 | *
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409 | * @param layerQuery consulta.
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410 | */
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411 | 851 | fernando | public void setLayerQuery(String layerQuery) { |
412 | this.layerQuery = layerQuery;
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413 | } |
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414 | 1034 | vcaballero | |
415 | /**
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416 | * Devuelve el formato.
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417 | *
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418 | * @return Formato.
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419 | */
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420 | 851 | fernando | public String getFormat() { |
421 | return m_Format;
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422 | } |
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423 | 1034 | vcaballero | |
424 | /**
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425 | * Inserta el formato.
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426 | *
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427 | * @param format Formato.
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428 | */
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429 | 851 | fernando | public void setFormat(String format) { |
430 | m_Format = format; |
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431 | } |
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432 | 1034 | vcaballero | |
433 | /**
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434 | * Devuelve el SRS.
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435 | *
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436 | * @return SRS.
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437 | */
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438 | 851 | fernando | public String getSRS() { |
439 | return m_SRS;
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440 | } |
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441 | 1034 | vcaballero | |
442 | /**
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443 | * Inserta el SRS.
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444 | *
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445 | * @param m_srs SRS.
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446 | */
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447 | 851 | fernando | public void setSRS(String m_srs) { |
448 | m_SRS = m_srs; |
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449 | } |
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450 | 1034 | vcaballero | |
451 | /**
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452 | * Inserta la extensi?n total de la capa.
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453 | *
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454 | * @param fullExtent Rect?ngulo.
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455 | */
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456 | 851 | fernando | public void setFullExtent(Rectangle2D fullExtent) { |
457 | this.fullExtent = fullExtent;
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458 | } |
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459 | } |