root / org.gvsig.projection.jcrs / trunk / org.gvsig.projection.jcrs / org.gvsig.projection.jcrs.lib / src / main / java / org / gvsig / crs / proj / JNIBaseCrs.java @ 264
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1 | 147 | jjdelcerro | /* gvSIG. Sistema de Informaci�n Geogr�fica de la Generalitat Valenciana
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2 | *
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3 | * Copyright (C) 2006 Instituto de Desarrollo Regional 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 | * Instituto de Desarrollo Regional (Universidad de Castilla La-Mancha)
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34 | * Campus Universitario s/n
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35 | * 02071 Alabacete
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36 | * Spain
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37 | *
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38 | * +34 967 599 200
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39 | */
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40 | |||
41 | package org.gvsig.crs.proj; |
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42 | |||
43 | /**
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44 | 264 | fdiaz | *
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45 | 147 | jjdelcerro | * @author Miguel Garc�a Jim�nez (garciajimenez.miguel@gmail.com)
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46 | *
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47 | */
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48 | public class JNIBaseCrs |
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49 | { |
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50 | protected long cPtr; |
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51 | protected int latLong; |
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52 | protected String _strCrs; |
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53 | protected native long loadCrs(String crs); |
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54 | protected native void freeCrs(long crs); |
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55 | protected native int isLatlong(long crs); |
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56 | protected static native int compareDatums(long datum1, long datum2); |
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57 | protected native int getErrno(); |
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58 | protected static native String strErrno(int errno); |
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59 | 264 | fdiaz | |
60 | |||
61 | 147 | jjdelcerro | protected static native int operation(double[] firstCoord, |
62 | double[] secondCoord, |
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63 | double[] values, |
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64 | long srcCodeString,
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65 | long destCodeString);
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66 | |||
67 | protected static native int operationSimple(double firstcoord, |
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68 | double secondcoord,
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69 | double values,
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70 | long srcCodeString,
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71 | long destCodeString);
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72 | |||
73 | protected static native int operationArraySimple(double[] Coord, |
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74 | long srcCodeString,
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75 | long destCodeString);
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76 | 264 | fdiaz | |
77 | 147 | jjdelcerro | static {
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78 | System.loadLibrary("crsjniproj2.0.1"); |
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79 | } |
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80 | 264 | fdiaz | |
81 | 147 | jjdelcerro | protected void createCrs(String strCrs) throws CrsProjException { |
82 | long cPtr;
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83 | cPtr=loadCrs(strCrs); |
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84 | 264 | fdiaz | |
85 | int errNo = getErrNo();
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86 | 147 | jjdelcerro | // **** Provisional: strErrNo tira la m�quina virtual en Windows. *****
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87 | //TODO: Revisarlo en el c�digo jni.
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88 | //if (errNo<0 && errNo!=-10) throw new CrsProjException("Error creating CRS: "+strErrNo(errNo));
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89 | if (errNo<0 && errNo!=-10) { |
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90 | 264 | fdiaz | throw new CrsProjException("Error creating CRS. Erro code = "+errNo); |
91 | 147 | jjdelcerro | } |
92 | this.cPtr = cPtr;
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93 | _strCrs=strCrs; |
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94 | } |
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95 | 264 | fdiaz | |
96 | 147 | jjdelcerro | protected void deleteCrs() { |
97 | //if(cPtr>0) freeCrs(cPtr);
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98 | 264 | fdiaz | if(cPtr>0); |
99 | 147 | jjdelcerro | } |
100 | 264 | fdiaz | |
101 | 147 | jjdelcerro | public boolean isLatlong() { |
102 | if (cPtr==0) { |
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103 | return false; |
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104 | } |
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105 | latLong = isLatlong(cPtr); |
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106 | if(latLong == 0) |
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107 | return false; |
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108 | return true; |
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109 | } |
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110 | 264 | fdiaz | |
111 | 147 | jjdelcerro | protected long getPtr() { |
112 | /*if (cPtr>0) return cPtr;
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113 | else throw new CrsProjException(_strCrs);*/
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114 | return cPtr;
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115 | } |
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116 | 264 | fdiaz | |
117 | 147 | jjdelcerro | public String getStr() { |
118 | return _strCrs;
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119 | } |
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120 | 264 | fdiaz | |
121 | 147 | jjdelcerro | public void changeStrCrs(String code) { |
122 | _strCrs += code; |
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123 | } |
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124 | 264 | fdiaz | |
125 | 147 | jjdelcerro | protected int getErrNo(){ |
126 | return getErrno();
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127 | } |
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128 | 264 | fdiaz | |
129 | 147 | jjdelcerro | protected static String strErrNo(int errno){ |
130 | return strErrno(errno);
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131 | } |
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132 | 264 | fdiaz | |
133 | 147 | jjdelcerro | //OPERATIONS
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134 | 264 | fdiaz | |
135 | 147 | jjdelcerro | public static int operate(double[] firstCoord, |
136 | double[] secondCoord, |
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137 | double[] thirdCoord, |
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138 | CrsProj srcCrs, |
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139 | CrsProj destCrs) |
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140 | throws OperationCrsException{
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141 | 264 | fdiaz | |
142 | 147 | jjdelcerro | long srcCrsPtr = srcCrs.getPtr();
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143 | long destCrsPtr = destCrs.getPtr();
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144 | if (srcCrsPtr == 0 || destCrsPtr == 0){ |
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145 | throw new OperationCrsException(srcCrs,destCrs, ""); |
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146 | } |
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147 | int error=operation(firstCoord,secondCoord,thirdCoord,srcCrsPtr,destCrsPtr);
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148 | 264 | fdiaz | |
149 | 147 | jjdelcerro | // error -38: el punto transformar est� fuera del �mbito del nadgrid
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150 | // **** Provisional: strErrNo tira la m�quina virtual en Windows. *****
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151 | //TODO: Revisarlo en el c�digo jni.
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152 | //if(error!=0 && error !=-38) throw new OperationCrsException(srcCrs,destCrs, strErrNo(error));
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153 | if(error!=0 && error !=-38) { |
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154 | 264 | fdiaz | throw new OperationCrsException(error, srcCrs,destCrs, "Error code = "+error+", "+strErrno(error)); |
155 | 147 | jjdelcerro | } |
156 | return error;
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157 | } |
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158 | |||
159 | public static void operateSimple(double firstCoord, |
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160 | double secondCoord,
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161 | double thirdCoord,
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162 | CrsProj srcCrs, |
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163 | CrsProj destCrs) throws OperationCrsException{
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164 | long srcCrsPtr = srcCrs.getPtr();
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165 | long destCrsPtr = destCrs.getPtr();
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166 | if (srcCrsPtr == 0 || destCrsPtr == 0){ |
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167 | throw new OperationCrsException(srcCrs,destCrs, ""); |
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168 | } |
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169 | int error = operationSimple(firstCoord, secondCoord, thirdCoord,srcCrsPtr,destCrsPtr);
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170 | // **** Provisional: strErrNo tira la m�quina virtual en Windows. *****
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171 | //TODO: Revisarlo en el c�digo jni.
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172 | //if(error!=1) throw new OperationCrsException(srcCrs,destCrs, strErrNo(error));
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173 | 264 | fdiaz | if(error!=1) throw new OperationCrsException(error, srcCrs,destCrs, "Error code = "+error+", "+strErrno(error)); |
174 | 147 | jjdelcerro | } |
175 | |||
176 | public static void operateArraySimple(double[] Coord, |
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177 | CrsProj srcCrs, |
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178 | CrsProj destCrs)throws OperationCrsException{
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179 | long srcCrsPtr = srcCrs.getPtr();
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180 | long destCrsPtr = destCrs.getPtr();
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181 | if (srcCrsPtr == 0 || destCrsPtr == 0){ |
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182 | throw new OperationCrsException(srcCrs,destCrs, ""); |
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183 | } |
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184 | int error = operationArraySimple(Coord,srcCrsPtr,destCrsPtr);
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185 | // **** Provisional: strErrNo tira la m�quina virtual en Windows. *****
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186 | //TODO: Revisarlo en el c�digo jni.
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187 | //if(error!=1) throw new OperationCrsException(srcCrs,destCrs, strErrNo(error));
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188 | 264 | fdiaz | if(error!=1) throw new OperationCrsException(error, srcCrs,destCrs,"Error code = "+error+", "+strErrno(error)); |
189 | 147 | jjdelcerro | } |
190 | 264 | fdiaz | |
191 | 147 | jjdelcerro | public static int compareDatums(CrsProj crs1, CrsProj crs2){ |
192 | int compare = 0; |
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193 | long crs1Ptr = crs1.getPtr();
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194 | long cr2Ptr = crs2.getPtr();
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195 | if (crs1Ptr == 0 || cr2Ptr == 0){ |
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196 | throw new IllegalArgumentException("Coordinate compare error: " + crs1.getStr() + " to " + crs2.getStr()); |
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197 | } |
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198 | 264 | fdiaz | compare = compareDatums(crs1.getPtr(),crs2.getPtr()); |
199 | 147 | jjdelcerro | return compare;
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200 | } |
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201 | } |