svn-gvsig-desktop / tags / v1_0_2_Build_899 / libraries / libCq CMS for java.old / src / org / cresques / io / MapServerInputStream.java @ 10517
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1 | 2809 | nacho | /*
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2 | * Cresques Mapping Suite. Graphic Library for constructing mapping applications.
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3 | *
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4 | * Copyright (C) 2004-5.
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5 | *
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6 | * This program is free software; you can redistribute it and/or
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7 | * modify it under the terms of the GNU General Public License
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8 | * as published by the Free Software Foundation; either version 2
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9 | * of the License, or (at your option) any later version.
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10 | *
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11 | * This program is distributed in the hope that it will be useful,
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12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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14 | * GNU General Public License for more details.
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15 | *
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16 | * You should have received a copy of the GNU General Public License
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17 | * along with this program; if not, write to the Free Software
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18 | * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,USA.
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19 | *
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20 | * For more information, contact:
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21 | *
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22 | * cresques@gmail.com
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23 | */
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24 | package org.cresques.io; |
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25 | |||
26 | import org.cresques.cts.ICoordTrans; |
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27 | import org.cresques.cts.IProjection; |
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28 | |||
29 | import org.cresques.px.Extent; |
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30 | |||
31 | import java.awt.Image; |
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32 | |||
33 | import java.net.URL; |
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34 | |||
35 | import javax.imageio.ImageIO; |
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36 | |||
37 | |||
38 | /**
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39 | * @author Luis W. Sevilla (sevilla_lui@gva.es)
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40 | */
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41 | public class MapServerInputStream extends GeoRasterFile { |
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42 | int width;
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43 | int height;
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44 | protected MapServerClient mapServer = null; |
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45 | |||
46 | public MapServerInputStream(IProjection proj, String name) { |
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47 | super(proj, name);
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48 | } |
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49 | |||
50 | public MapServerInputStream(IProjection proj, MapServerClient server) {
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51 | super(proj, server.getName());
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52 | mapServer = server; |
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53 | extent = mapServer.getViewExtent(); |
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54 | } |
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55 | |||
56 | public GeoFile load() {
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57 | System.out.println("mapServer size = (" + width + "," + height + |
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58 | ")" /*+ |
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59 | "\n inc=("+file.cellIncrementX+","+file.cellIncrementY+")\n"+
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60 | " datum='"+file.datum+"', proyeccion='"+file.projection+"'"*/ );
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61 | |||
62 | return this; |
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63 | } |
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64 | |||
65 | /* (non-Javadoc)
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66 | * @see org.cresques.io.GeoRasterFile#close()
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67 | */
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68 | public void close() { |
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69 | // TODO Auto-generated method stub
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70 | } |
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71 | |||
72 | public void setExtent(Extent e) { |
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73 | extent = e; |
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74 | } |
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75 | |||
76 | public void setSize(int w, int h) { |
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77 | width = w; |
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78 | height = h; |
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79 | } |
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80 | |||
81 | public int getWidth() { |
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82 | return width;
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83 | } |
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84 | |||
85 | public int getHeight() { |
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86 | return height;
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87 | } |
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88 | |||
89 | /* (non-Javadoc)
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90 | * @see org.cresques.io.GeoRasterFile#reProject(org.cresques.cts.ICoordTrans)
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91 | */
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92 | public void reProject(ICoordTrans rp) { |
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93 | // TODO Auto-generated method stub
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94 | } |
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95 | |||
96 | public void setView(Extent e) { |
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97 | /**/ mapServer.setView((long) e.getMin().getX(), (long) e.getMax().getY(), |
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98 | (long) e.getMax().getX(), (long) e.getMin().getY()); |
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99 | } |
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100 | |||
101 | public Extent getView() {
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102 | return mapServer.getViewExtent();
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103 | } |
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104 | |||
105 | /* (non-Javadoc)
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106 | * @see org.cresques.io.GeoRasterFile#updateImage(int, int, org.cresques.cts.ICoordTrans)
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107 | */
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108 | public Image updateImage(int width, int height, ICoordTrans rp) { |
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109 | Image image = null; |
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110 | int line;
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111 | int[] pRGBArray = null; |
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112 | |||
113 | if (mapServer == null) { |
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114 | return image;
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115 | } |
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116 | |||
117 | try {
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118 | /**/ mapServer.setViewSize(width, height);
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119 | System.out.println("Querying mapServer: " + mapServer.getUrl()); |
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120 | image = ImageIO.read(new URL(mapServer.getUrl())); |
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121 | } catch (Exception e) { |
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122 | e.printStackTrace(); |
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123 | } |
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124 | |||
125 | return image; //.getScaledInstance(width, height, Image.SCALE_FAST); |
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126 | } |
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127 | |||
128 | /* (non-Javadoc)
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129 | * @see org.cresques.io.GeoRasterFile#updateImage(int, int, org.cresques.cts.ICoordTrans, java.awt.Image, int)
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130 | */
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131 | public Image updateImage(int width, int height, ICoordTrans rp, Image img, |
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132 | int flags) {
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133 | // TODO Auto-generated method stub
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134 | return null; |
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135 | } |
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136 | |||
137 | /* (non-Javadoc)
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138 | * @see org.cresques.io.GeoRasterFile#updateImage(int, int, org.cresques.cts.ICoordTrans, java.awt.Image, int)
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139 | */
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140 | public Image updateImage(int width, int height, ICoordTrans rp, Image img, |
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141 | int origBand, int destBand) { |
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142 | // TODO Auto-generated method stub
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143 | return null; |
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144 | } |
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145 | |||
146 | /* (non-Javadoc)
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147 | * @see org.cresques.io.GeoRasterFile#getData(int, int, int)
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148 | */
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149 | public Object getData(int x, int y, int band) { |
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150 | // TODO Auto-generated method stub
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151 | return null; |
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152 | } |
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153 | |||
154 | public int getBlockSize() { |
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155 | return 0; |
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156 | } |
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157 | |||
158 | public byte[] getWindow(int ulX, int ulY, int sizeX, int sizeY, int band) { |
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159 | return null; |
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160 | } |
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161 | 5175 | nacho | |
162 | 8765 | jjdelcerro | public void setExtentTransform(double originX, double originY, double psX, double psY) {} |
163 | 2809 | nacho | } |