1 | /* Copyright 2014 Malcolm Herring
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2 | *
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3 | * This is free software: you can redistribute it and/or modify
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4 | * it under the terms of the GNU General Public License as published by
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5 | * the Free Software Foundation, version 3 of the License.
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6 | *
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7 | * For a copy of the GNU General Public License, see <http://www.gnu.org/licenses/>.
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8 | */
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9 |
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10 | package s57;
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11 |
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12 | import java.io.UnsupportedEncodingException;
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13 | import java.util.*;
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14 |
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15 | import s57.S57map.*;
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16 | import s57.S57obj.*;
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17 |
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18 | public class S57dat { // S57 ENC file fields lookup tables & methods
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19 |
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20 | public static class S57conv {
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21 | int asc; // 0=A(), 1+=A(n)
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22 | int bin; // 0=ASCII, +ve=b1n(unsigned LE), -ve=b2n(signed LE), n>8=b1(n/8)(unsigned BE)
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23 | S57conv(int a, int b) {
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24 | asc = a; bin = b;
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25 | }
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26 | }
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27 |
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28 | public enum S57subf { I8RN, RCNM, RCID, EXPP, INTU, DSNM, EDTN, UPDN, UADT, ISDT, STED, PRSP, PSDN, PRED, PROF, AGEN, COMT, DSTR, AALL, NALL, NOMR, NOCR, NOGR, NOLR, NOIN, NOCN,
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29 | NOED, NOFA, HDAT, VDAT, SDAT, CSCL, DUNI, HUNI, PUNI, COUN, COMF, SOMF, PROJ, PRP1, PRP2, PRP3, PRP4, FEAS, FNOR, FPMF, RPID, RYCO, RXCO, CURP, RXVL, RYVL, PRCO, ESDT,
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30 | LSDT, DCRT, CODT, PACC, HACC, SACC, FILE, LFIL, VOLM, IMPL, SLAT, WLON, NLAT, ELON, CRCS, NAM1, NAM2, OORA, OAAC, OACO, OALL, OATY, DEFN, AUTH, RFTP, RFVL, ATLB, ATDO,
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31 | ADMU, ADFT, RAVA, DVAL, DVSD, OBLB, ASET, PRIM, GRUP, OBJL, RVER, RUIN, FIDN, FIDS, ATTL, ATVL, FFUI, FFIX, NFPT, LNAM, RIND, FSUI, FSIX, NSPT, NAME, ORNT, USAG, MASK,
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32 | VPUI, VPIX, NVPT, TOPI, CCUI, CCIX, CCNC, YCOO, XCOO, VE3D, ATYP, SURF, ORDR, RESO, STPT, CTPT, ENPT, CDPM, CDPR }
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33 |
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34 | private static final EnumMap<S57subf, S57conv> convs = new EnumMap<>(S57subf.class);
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35 | static {
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36 | convs.put(S57subf.I8RN, new S57conv(5,2));
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37 | convs.put(S57subf.RCNM, new S57conv(2,1)); convs.put(S57subf.RCID, new S57conv(10,4)); convs.put(S57subf.EXPP, new S57conv(1,1));
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38 | convs.put(S57subf.INTU, new S57conv(1,1)); convs.put(S57subf.DSNM, new S57conv(0,0)); convs.put(S57subf.EDTN, new S57conv(0,0));
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39 | convs.put(S57subf.UPDN, new S57conv(0,0)); convs.put(S57subf.UADT, new S57conv(8,0)); convs.put(S57subf.ISDT, new S57conv(8,0));
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40 | convs.put(S57subf.STED, new S57conv(4,0)); convs.put(S57subf.PRSP, new S57conv(3,1)); convs.put(S57subf.PSDN, new S57conv(0,0));
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41 | convs.put(S57subf.PRED, new S57conv(0,0)); convs.put(S57subf.PROF, new S57conv(2,1)); convs.put(S57subf.AGEN, new S57conv(2,2));
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42 | convs.put(S57subf.COMT, new S57conv(0,0)); convs.put(S57subf.DSTR, new S57conv(2,1)); convs.put(S57subf.AALL, new S57conv(1,1));
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43 | convs.put(S57subf.NALL, new S57conv(1,1)); convs.put(S57subf.NOMR, new S57conv(0,4)); convs.put(S57subf.NOCR, new S57conv(0,4));
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44 | convs.put(S57subf.NOGR, new S57conv(0,4)); convs.put(S57subf.NOLR, new S57conv(0,4)); convs.put(S57subf.NOIN, new S57conv(0,4));
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45 | convs.put(S57subf.NOCN, new S57conv(0,4)); convs.put(S57subf.NOED, new S57conv(0,4)); convs.put(S57subf.NOFA, new S57conv(0,4));
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46 | convs.put(S57subf.HDAT, new S57conv(3,1)); convs.put(S57subf.VDAT, new S57conv(2,1)); convs.put(S57subf.SDAT, new S57conv(2,1));
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47 | convs.put(S57subf.CSCL, new S57conv(0,4)); convs.put(S57subf.DUNI, new S57conv(2,1)); convs.put(S57subf.HUNI, new S57conv(2,1));
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48 | convs.put(S57subf.PUNI, new S57conv(2,1)); convs.put(S57subf.COUN, new S57conv(2,1)); convs.put(S57subf.COMF, new S57conv(0,4));
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49 | convs.put(S57subf.SOMF, new S57conv(0,4)); convs.put(S57subf.PROJ, new S57conv(3,1)); convs.put(S57subf.PRP1, new S57conv(0,-4));
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50 | convs.put(S57subf.PRP2, new S57conv(0,-4)); convs.put(S57subf.PRP3, new S57conv(0,-4)); convs.put(S57subf.PRP4, new S57conv(0,-4));
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51 | convs.put(S57subf.FEAS, new S57conv(0,-4)); convs.put(S57subf.FNOR, new S57conv(0,-4)); convs.put(S57subf.FPMF, new S57conv(0,4));
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52 | convs.put(S57subf.RPID, new S57conv(1,1)); convs.put(S57subf.RYCO, new S57conv(0,-4)); convs.put(S57subf.RXCO, new S57conv(0,-4));
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53 | convs.put(S57subf.CURP, new S57conv(2,1)); convs.put(S57subf.RXVL, new S57conv(0,-4)); convs.put(S57subf.RYVL, new S57conv(0,-4));
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54 | convs.put(S57subf.PRCO, new S57conv(2,2)); convs.put(S57subf.ESDT, new S57conv(8,0)); convs.put(S57subf.LSDT, new S57conv(8,0));
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55 | convs.put(S57subf.DCRT, new S57conv(0,0)); convs.put(S57subf.CODT, new S57conv(8,0)); convs.put(S57subf.PACC, new S57conv(0,4));
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56 | convs.put(S57subf.HACC, new S57conv(0,4)); convs.put(S57subf.SACC, new S57conv(0,4)); convs.put(S57subf.FILE, new S57conv(0,0));
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57 | convs.put(S57subf.LFIL, new S57conv(0,0)); convs.put(S57subf.VOLM, new S57conv(0,0)); convs.put(S57subf.IMPL, new S57conv(3,0));
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58 | convs.put(S57subf.SLAT, new S57conv(0,0)); convs.put(S57subf.WLON, new S57conv(0,0)); convs.put(S57subf.NLAT, new S57conv(0,0));
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59 | convs.put(S57subf.ELON, new S57conv(0,0)); convs.put(S57subf.CRCS, new S57conv(0,0)); convs.put(S57subf.NAM1, new S57conv(12,5));
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60 | convs.put(S57subf.NAM2, new S57conv(12,5)); convs.put(S57subf.OORA, new S57conv(1,1)); convs.put(S57subf.OAAC, new S57conv(6,0));
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61 | convs.put(S57subf.OACO, new S57conv(5,2)); convs.put(S57subf.OALL, new S57conv(0,0)); convs.put(S57subf.OATY, new S57conv(1,1));
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62 | convs.put(S57subf.DEFN, new S57conv(0,0)); convs.put(S57subf.AUTH, new S57conv(2,2)); convs.put(S57subf.RFTP, new S57conv(2,1));
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63 | convs.put(S57subf.RFVL, new S57conv(0,0)); convs.put(S57subf.ATLB, new S57conv(5,2)); convs.put(S57subf.ATDO, new S57conv(1,1));
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64 | convs.put(S57subf.ADMU, new S57conv(0,0)); convs.put(S57subf.ADFT, new S57conv(0,0)); convs.put(S57subf.RAVA, new S57conv(1,1));
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65 | convs.put(S57subf.DVAL, new S57conv(0,0)); convs.put(S57subf.DVSD, new S57conv(0,0)); convs.put(S57subf.OBLB, new S57conv(5,2));
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66 | convs.put(S57subf.ASET, new S57conv(1,1)); convs.put(S57subf.PRIM, new S57conv(1,1)); convs.put(S57subf.GRUP, new S57conv(3,1));
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67 | convs.put(S57subf.OBJL, new S57conv(5,2)); convs.put(S57subf.RVER, new S57conv(3,2)); convs.put(S57subf.RUIN, new S57conv(1,1));
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68 | convs.put(S57subf.FIDN, new S57conv(10,4)); convs.put(S57subf.FIDS, new S57conv(5,2)); convs.put(S57subf.ATTL, new S57conv(5,2));
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69 | convs.put(S57subf.ATVL, new S57conv(0,0)); convs.put(S57subf.FFUI, new S57conv(1,1)); convs.put(S57subf.FFIX, new S57conv(0,2));
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70 | convs.put(S57subf.NFPT, new S57conv(0,2)); convs.put(S57subf.LNAM, new S57conv(17,8)); convs.put(S57subf.RIND, new S57conv(0,1));
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71 | convs.put(S57subf.FSUI, new S57conv(1,1)); convs.put(S57subf.FSIX, new S57conv(0,2)); convs.put(S57subf.NSPT, new S57conv(0,2));
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72 | convs.put(S57subf.NAME, new S57conv(12,5)); convs.put(S57subf.ORNT, new S57conv(1,1)); convs.put(S57subf.USAG, new S57conv(1,1));
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73 | convs.put(S57subf.MASK, new S57conv(1,1)); convs.put(S57subf.VPUI, new S57conv(1,1)); convs.put(S57subf.VPIX, new S57conv(0,2));
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74 | convs.put(S57subf.NVPT, new S57conv(0,2)); convs.put(S57subf.TOPI, new S57conv(1,1)); convs.put(S57subf.CCUI, new S57conv(1,1));
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75 | convs.put(S57subf.CCIX, new S57conv(0,2)); convs.put(S57subf.CCNC, new S57conv(0,2)); convs.put(S57subf.YCOO, new S57conv(0,-4));
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76 | convs.put(S57subf.XCOO, new S57conv(0,-4)); convs.put(S57subf.VE3D, new S57conv(0,-4)); convs.put(S57subf.ATYP, new S57conv(1,1));
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77 | convs.put(S57subf.SURF, new S57conv(1,1)); convs.put(S57subf.ORDR, new S57conv(1,1)); convs.put(S57subf.RESO, new S57conv(0,4));
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78 | convs.put(S57subf.STPT, new S57conv(0,0)); convs.put(S57subf.CTPT, new S57conv(0,0)); convs.put(S57subf.ENPT, new S57conv(0,0));
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79 | convs.put(S57subf.CDPM, new S57conv(0,0)); convs.put(S57subf.CDPR, new S57conv(0,0));
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80 | }
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81 |
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82 | public enum S57field { I8RI, DSID, DSSI, DSPM, DSPR, DSRC, DSHT, DSAC, CATD, CATX, DDDF, DDDR, DDDI, DDOM, DDRF, DDSI, DDSC,
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83 | FRID, FOID, LNAM, ATTF, NATF, FFPC, FFPT, FSPC, FSPT, VRID, ATTV, VRPC, VRPT, SGCC, SG2D, SG3D, ARCC, AR2D, EL2D, CT2D }
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84 |
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85 | private static ArrayList<S57subf> S57i8ri = new ArrayList<>(Arrays.asList(S57subf.I8RN));
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86 | private static ArrayList<S57subf> S57dsid = new ArrayList<>(Arrays.asList(S57subf.RCNM, S57subf.RCID, S57subf.EXPP, S57subf.INTU, S57subf.DSNM, S57subf.EDTN, S57subf.UPDN,
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87 | S57subf.UADT, S57subf.ISDT, S57subf.STED, S57subf.PRSP, S57subf.PSDN, S57subf.PRED, S57subf.PROF, S57subf.AGEN, S57subf.COMT));
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88 | private static ArrayList<S57subf> S57dssi = new ArrayList<>(Arrays.asList(S57subf.DSTR, S57subf.AALL, S57subf.NALL, S57subf.NOMR, S57subf.NOCR, S57subf.NOGR, S57subf.NOLR,
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89 | S57subf.NOIN, S57subf.NOCN, S57subf.NOED, S57subf.NOFA ));
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90 | private static ArrayList<S57subf> S57dspm = new ArrayList<>(Arrays.asList(S57subf.RCNM, S57subf.RCID, S57subf.HDAT, S57subf.VDAT, S57subf.SDAT, S57subf.CSCL, S57subf.DUNI,
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91 | S57subf.HUNI, S57subf.PUNI, S57subf.COUN, S57subf.COMF, S57subf.SOMF, S57subf.COMT ));
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92 | private static ArrayList<S57subf> S57dspr = new ArrayList<>(Arrays.asList(S57subf.PROJ, S57subf.PRP1, S57subf.PRP2, S57subf.PRP3, S57subf.PRP4, S57subf.FEAS, S57subf.FNOR,
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93 | S57subf.FPMF, S57subf.COMT ));
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94 | private static ArrayList<S57subf> S57dsrc = new ArrayList<>(Arrays.asList(S57subf.RPID, S57subf.RYCO, S57subf.RXCO, S57subf.CURP, S57subf.FPMF, S57subf.RXVL, S57subf.RYVL,
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95 | S57subf.COMT ));
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96 | private static ArrayList<S57subf> S57dsht = new ArrayList<>(Arrays.asList(S57subf.RCNM, S57subf.RCID, S57subf.PRCO, S57subf.ESDT, S57subf.LSDT, S57subf.DCRT, S57subf.CODT, S57subf.COMT ));
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97 | private static ArrayList<S57subf> S57dsac = new ArrayList<>(Arrays.asList(S57subf.RCNM, S57subf.RCID, S57subf.PACC, S57subf.HACC, S57subf.SACC, S57subf.FPMF, S57subf.COMT ));
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98 | private static ArrayList<S57subf> S57catd = new ArrayList<>(Arrays.asList(S57subf.RCNM, S57subf.RCID, S57subf.FILE, S57subf.LFIL, S57subf.VOLM, S57subf.IMPL, S57subf.SLAT,
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99 | S57subf.WLON, S57subf.NLAT, S57subf.ELON, S57subf.CRCS, S57subf.COMT ));
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100 | private static ArrayList<S57subf> S57catx = new ArrayList<>(Arrays.asList(S57subf.RCNM, S57subf.RCID, S57subf.NAM1, S57subf.NAM2, S57subf.COMT ));
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101 | private static ArrayList<S57subf> S57dddf = new ArrayList<>(Arrays.asList(S57subf.RCNM, S57subf.RCID, S57subf.OORA, S57subf.OAAC, S57subf.OACO, S57subf.OALL, S57subf.OATY,
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102 | S57subf.DEFN, S57subf.AUTH, S57subf.COMT ));
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103 | private static ArrayList<S57subf> S57dddr = new ArrayList<>(Arrays.asList(S57subf.RFTP, S57subf.RFVL ));
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104 | private static ArrayList<S57subf> S57dddi = new ArrayList<>(Arrays.asList(S57subf.RCNM, S57subf.RCID, S57subf.ATLB, S57subf.ATDO, S57subf.ADMU, S57subf.ADFT, S57subf.AUTH, S57subf.COMT ));
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105 | private static ArrayList<S57subf> S57ddom = new ArrayList<>(Arrays.asList(S57subf.RAVA, S57subf.DVAL, S57subf.DVSD, S57subf.DEFN, S57subf.AUTH ));
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106 | private static ArrayList<S57subf> S57ddrf = new ArrayList<>(Arrays.asList(S57subf.RFTP, S57subf.RFVL ));
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107 | private static ArrayList<S57subf> S57ddsi = new ArrayList<>(Arrays.asList(S57subf.RCNM, S57subf.RCID, S57subf.OBLB ));
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108 | private static ArrayList<S57subf> S57ddsc = new ArrayList<>(Arrays.asList(S57subf.ATLB, S57subf.ASET, S57subf.AUTH ));
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109 | private static ArrayList<S57subf> S57frid = new ArrayList<>(Arrays.asList(S57subf.RCNM, S57subf.RCID, S57subf.PRIM, S57subf.GRUP, S57subf.OBJL, S57subf.RVER, S57subf.RUIN ));
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110 | private static ArrayList<S57subf> S57foid = new ArrayList<>(Arrays.asList(S57subf.AGEN, S57subf.FIDN, S57subf.FIDS ));
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111 | private static ArrayList<S57subf> S57lnam = new ArrayList<>(Arrays.asList(S57subf.LNAM));
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112 | private static ArrayList<S57subf> S57attf = new ArrayList<>(Arrays.asList(S57subf.ATTL, S57subf.ATVL ));
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113 | private static ArrayList<S57subf> S57natf = new ArrayList<>(Arrays.asList(S57subf.ATTL, S57subf.ATVL ));
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114 | private static ArrayList<S57subf> S57ffpc = new ArrayList<>(Arrays.asList(S57subf.FFUI, S57subf.FFIX, S57subf.NFPT ));
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115 | private static ArrayList<S57subf> S57ffpt = new ArrayList<>(Arrays.asList(S57subf.LNAM, S57subf.RIND, S57subf.COMT ));
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116 | private static ArrayList<S57subf> S57fspc = new ArrayList<>(Arrays.asList(S57subf.FSUI, S57subf.FSIX, S57subf.NSPT ));
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117 | private static ArrayList<S57subf> S57fspt = new ArrayList<>(Arrays.asList(S57subf.NAME, S57subf.ORNT, S57subf.USAG, S57subf.MASK ));
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118 | private static ArrayList<S57subf> S57vrid = new ArrayList<>(Arrays.asList(S57subf.RCNM, S57subf.RCID, S57subf.RVER, S57subf.RUIN ));
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119 | private static ArrayList<S57subf> S57attv = new ArrayList<>(Arrays.asList(S57subf.ATTL, S57subf.ATVL ));
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120 | private static ArrayList<S57subf> S57vrpc = new ArrayList<>(Arrays.asList(S57subf.VPUI, S57subf.VPIX, S57subf.NVPT ));
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121 | private static ArrayList<S57subf> S57vrpt = new ArrayList<>(Arrays.asList(S57subf.NAME, S57subf.ORNT, S57subf.USAG, S57subf.TOPI, S57subf.MASK ));
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122 | private static ArrayList<S57subf> S57sgcc = new ArrayList<>(Arrays.asList(S57subf.CCUI, S57subf.CCIX, S57subf.CCNC ));
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123 | private static ArrayList<S57subf> S57sg2d = new ArrayList<>(Arrays.asList(S57subf.YCOO, S57subf.XCOO ));
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124 | private static ArrayList<S57subf> S57sg3d = new ArrayList<>(Arrays.asList(S57subf.YCOO, S57subf.XCOO, S57subf.VE3D ));
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125 | private static ArrayList<S57subf> S57arcc = new ArrayList<>(Arrays.asList(S57subf.ATYP, S57subf.SURF, S57subf.ORDR, S57subf.RESO, S57subf.FPMF ));
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126 | private static ArrayList<S57subf> S57ar2d = new ArrayList<>(Arrays.asList(S57subf.STPT, S57subf.CTPT, S57subf.ENPT, S57subf.YCOO, S57subf.XCOO ));
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127 | private static ArrayList<S57subf> S57el2d = new ArrayList<>(Arrays.asList(S57subf.STPT, S57subf.CTPT, S57subf.ENPT, S57subf.CDPM, S57subf.CDPR, S57subf.YCOO, S57subf.XCOO ));
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128 | private static ArrayList<S57subf> S57ct2d = new ArrayList<>(Arrays.asList(S57subf.YCOO, S57subf.XCOO ));
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129 |
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130 | private static final EnumMap<S57field, ArrayList<S57subf>> fields = new EnumMap<>(S57field.class);
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131 | static {
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132 | fields.put(S57field.I8RI, S57i8ri);
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133 | fields.put(S57field.DSID, S57dsid); fields.put(S57field.DSSI, S57dssi); fields.put(S57field.DSPM, S57dspm); fields.put(S57field.DSPR, S57dspr);
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134 | fields.put(S57field.DSRC, S57dsrc); fields.put(S57field.DSHT, S57dsht); fields.put(S57field.DSAC, S57dsac); fields.put(S57field.CATD, S57catd);
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135 | fields.put(S57field.CATX, S57catx); fields.put(S57field.DDDF, S57dddf); fields.put(S57field.DDDR, S57dddr); fields.put(S57field.DDDI, S57dddi);
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136 | fields.put(S57field.DDOM, S57ddom); fields.put(S57field.DDRF, S57ddrf); fields.put(S57field.DDSI, S57ddsi); fields.put(S57field.DDSC, S57ddsc);
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137 | fields.put(S57field.FRID, S57frid); fields.put(S57field.FOID, S57foid); fields.put(S57field.LNAM, S57lnam); fields.put(S57field.ATTF, S57attf);
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138 | fields.put(S57field.NATF, S57natf); fields.put(S57field.FFPC, S57ffpc); fields.put(S57field.FFPT, S57ffpt); fields.put(S57field.FFPC, S57fspc);
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139 | fields.put(S57field.FSPT, S57fspt); fields.put(S57field.VRID, S57vrid); fields.put(S57field.ATTV, S57attv); fields.put(S57field.VRPC, S57vrpc);
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140 | fields.put(S57field.VRPT, S57vrpt); fields.put(S57field.SGCC, S57sgcc); fields.put(S57field.SG2D, S57sg2d); fields.put(S57field.SG3D, S57sg3d);
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141 | fields.put(S57field.ARCC, S57arcc); fields.put(S57field.AR2D, S57ar2d); fields.put(S57field.EL2D, S57el2d); fields.put(S57field.CT2D, S57ct2d);
|
---|
142 | }
|
---|
143 |
|
---|
144 | private static byte[] leader = {'0', '0', '0', '0', '0', ' ', 'D', ' ', ' ', ' ', ' ', ' ', '0', '0', '0', '0', '0', ' ', ' ', ' ', '0', '0', '0', '4'};
|
---|
145 | private static byte[] buffer;
|
---|
146 | private static int offset;
|
---|
147 | private static int maxoff;
|
---|
148 | private static int index;
|
---|
149 | private static S57field field;
|
---|
150 | private static String aall = "US-ASCII";
|
---|
151 | private static String nall = "US-ASCII";
|
---|
152 | public static int rnum;
|
---|
153 |
|
---|
154 | private static S57conv findSubf(S57subf subf) {
|
---|
155 | ArrayList<S57subf> subs = fields.get(field);
|
---|
156 | boolean wrap = false;
|
---|
157 | while (true) {
|
---|
158 | if (index == subs.size()) {
|
---|
159 | if (!wrap) {
|
---|
160 | index = 0;
|
---|
161 | wrap = true;
|
---|
162 | } else {
|
---|
163 | System.out.println("ERROR: Subfield not found " + subf.name() + " in " + field.name() + " in record " + rnum);
|
---|
164 | System.exit(-1);
|
---|
165 | }
|
---|
166 | }
|
---|
167 | S57subf sub = subs.get(index++);
|
---|
168 | S57conv conv = convs.get(sub);
|
---|
169 | if (sub == subf) {
|
---|
170 | return conv;
|
---|
171 | } else {
|
---|
172 | offset += (conv.bin != 0) ? ((conv.bin < 8) ? Math.abs(conv.bin) : conv.bin / 8) : conv.asc;
|
---|
173 | }
|
---|
174 | }
|
---|
175 | }
|
---|
176 |
|
---|
177 | public static void setField(byte[] buf, int off, S57field fld, int len) {
|
---|
178 | buffer = buf;
|
---|
179 | offset = off;
|
---|
180 | maxoff = off + len - 1;
|
---|
181 | field = fld;
|
---|
182 | index = 0;
|
---|
183 | }
|
---|
184 |
|
---|
185 | public static boolean more() {
|
---|
186 | return (offset < maxoff);
|
---|
187 | }
|
---|
188 |
|
---|
189 | public static Object decSubf(byte[] buf, int off, S57field fld, S57subf subf) {
|
---|
190 | buffer = buf;
|
---|
191 | offset = off;
|
---|
192 | index = 0;
|
---|
193 | return decSubf(fld, subf);
|
---|
194 | }
|
---|
195 |
|
---|
196 | public static Object decSubf(S57field fld, S57subf subf) {
|
---|
197 | field = fld;
|
---|
198 | index = 0;
|
---|
199 | return decSubf(subf);
|
---|
200 | }
|
---|
201 |
|
---|
202 | public static Object decSubf(S57subf subf) {
|
---|
203 | S57conv conv = findSubf(subf);
|
---|
204 | if (conv.bin == 0) {
|
---|
205 | String str = "";
|
---|
206 | int i = 0;
|
---|
207 | if (conv.asc == 0) {
|
---|
208 | for (i=0; buffer[offset+i] != 0x1f; i++) {}
|
---|
209 | try {
|
---|
210 | String charset = "";
|
---|
211 | if (field == S57field.ATTF) charset = aall;
|
---|
212 | else if (field == S57field.NATF) charset = nall;
|
---|
213 | else charset = "US-ASCII";
|
---|
214 | str = new String(buffer, offset, i, charset);
|
---|
215 | } catch (UnsupportedEncodingException e) {
|
---|
216 | e.printStackTrace();
|
---|
217 | }
|
---|
218 | offset += i + 1;
|
---|
219 | } else {
|
---|
220 | str = new String(buffer, offset, conv.asc);
|
---|
221 | offset += conv.asc;
|
---|
222 | }
|
---|
223 | return str;
|
---|
224 | } else {
|
---|
225 | int f = Math.abs(conv.bin);
|
---|
226 | if (f < 8) {
|
---|
227 | long val = buffer[offset + --f];
|
---|
228 | if (conv.bin > 0)
|
---|
229 | val &= 0xff;
|
---|
230 | while (f > 0) {
|
---|
231 | val = (val << 8) + (buffer[offset + --f] & 0xff);
|
---|
232 | }
|
---|
233 | offset += Math.abs(conv.bin);
|
---|
234 | if ((subf == S57subf.AALL) || (subf == S57subf.NALL)) {
|
---|
235 | String charset = "";
|
---|
236 | switch ((int)val) {
|
---|
237 | case 0:
|
---|
238 | charset = "US-ASCII";
|
---|
239 | break;
|
---|
240 | case 1:
|
---|
241 | charset = "ISO-8859-1";
|
---|
242 | break;
|
---|
243 | case 2:
|
---|
244 | charset = "UTF-16LE";
|
---|
245 | break;
|
---|
246 | }
|
---|
247 | if (subf == S57subf.NALL) {
|
---|
248 | nall = charset;
|
---|
249 | } else {
|
---|
250 | aall = charset;
|
---|
251 | }
|
---|
252 | }
|
---|
253 | return val;
|
---|
254 | } else {
|
---|
255 | f /= 8;
|
---|
256 | long val = 0;
|
---|
257 | for (int i = 0; i < f; i++) {
|
---|
258 | val = (val << 8) + (buffer[offset++] & 0xff);
|
---|
259 | }
|
---|
260 | return val;
|
---|
261 | }
|
---|
262 | }
|
---|
263 | }
|
---|
264 |
|
---|
265 | public static byte[] encSubf(S57subf subf, Object val) {
|
---|
266 | S57conv conv = convs.get(subf);
|
---|
267 | if ((conv.bin == 0) || asc) {
|
---|
268 | String sval = "";
|
---|
269 | if (val instanceof String) {
|
---|
270 | sval = (String) val;
|
---|
271 | } else if (val instanceof Integer) {
|
---|
272 | sval = ((Integer)val).toString();
|
---|
273 | } else if (val instanceof Long) {
|
---|
274 | sval = ((Long)val).toString();
|
---|
275 | } else if (val instanceof Double) {
|
---|
276 | sval = ((Double)val).toString();
|
---|
277 | }
|
---|
278 | index = sval.length();
|
---|
279 | try {
|
---|
280 | buffer = ((String) sval + " ").getBytes("ISO-8859-1");
|
---|
281 | } catch (Exception e) {
|
---|
282 | System.err.println(e.getMessage());
|
---|
283 | System.exit(-1);
|
---|
284 | }
|
---|
285 | if (conv.asc == 0) {
|
---|
286 | buffer[index] = 0x01f;
|
---|
287 | } else {
|
---|
288 | buffer = Arrays.copyOf(buffer, conv.asc);
|
---|
289 | while (index < buffer.length) {
|
---|
290 | buffer[index++] = ' ';
|
---|
291 | }
|
---|
292 | }
|
---|
293 | } else {
|
---|
294 | int f = Math.abs(conv.bin);
|
---|
295 | long lval;
|
---|
296 | if (val instanceof String) {
|
---|
297 | lval = Long.parseLong((String)val);
|
---|
298 | } else if (val instanceof Double) {
|
---|
299 | double dval = (double) val;
|
---|
300 | lval = (long) dval;
|
---|
301 | } else if (val instanceof Integer) {
|
---|
302 | lval = (int) val;
|
---|
303 | } else {
|
---|
304 | lval = (long) val;
|
---|
305 | }
|
---|
306 | buffer = new byte[f];
|
---|
307 | for (int i = 0; i < f; i++) {
|
---|
308 | buffer[i] = (byte) (lval & 0xff);
|
---|
309 | lval >>= 8;
|
---|
310 | }
|
---|
311 | }
|
---|
312 | return buffer;
|
---|
313 | }
|
---|
314 |
|
---|
315 | static class Index {
|
---|
316 | byte[] field;
|
---|
317 | int length;
|
---|
318 | int offset;
|
---|
319 | Index (byte[] id, int l, int o) {
|
---|
320 | field = id;
|
---|
321 | length = l;
|
---|
322 | offset = o;
|
---|
323 | }
|
---|
324 | }
|
---|
325 |
|
---|
326 | public static class Fparams {
|
---|
327 | public S57field field;
|
---|
328 | public Object[] params;
|
---|
329 | public Fparams(S57field f, Object[] p) {
|
---|
330 | field = f;
|
---|
331 | params = p;
|
---|
332 | }
|
---|
333 | };
|
---|
334 |
|
---|
335 | static boolean asc = false;
|
---|
336 |
|
---|
337 | public static byte[] encRecord(String i8rn, ArrayList<Fparams> fparams) {
|
---|
338 | asc = true;
|
---|
339 | return encRecord(Integer.parseInt(i8rn), fparams);
|
---|
340 | }
|
---|
341 |
|
---|
342 | public static byte[] encRecord(int i8rn, ArrayList<Fparams> fparams) {
|
---|
343 | ArrayList<Index> index = new ArrayList<>();
|
---|
344 | int offset = 3;
|
---|
345 | int maxlen = 3;
|
---|
346 | byte[] buf = encSubf(S57subf.I8RN, i8rn);
|
---|
347 | buf = Arrays.copyOf(buf, 3);
|
---|
348 | buf[2] = 0x1e;
|
---|
349 | index.add(new Index("0001".getBytes(), 3, 0));
|
---|
350 | for (Fparams sfparams : fparams) {
|
---|
351 | for (int ip = 0; ip < sfparams.params.length; ) {
|
---|
352 | for (S57subf subf : fields.get(sfparams.field)) {
|
---|
353 | byte[] next = encSubf(subf, sfparams.params[ip++]);
|
---|
354 | buf = Arrays.copyOf(buf, (buf.length + next.length));
|
---|
355 | System.arraycopy(next, 0, buf, (buf.length - next.length), next.length);
|
---|
356 | }
|
---|
357 | }
|
---|
358 | buf = Arrays.copyOf(buf, (buf.length + 1));
|
---|
359 | buf[buf.length-1] = 0x1e;
|
---|
360 | int flen = buf.length - offset;
|
---|
361 | index.add(new Index(sfparams.field.toString().getBytes(), flen, offset));
|
---|
362 | maxlen = (flen > maxlen) ? flen : maxlen;
|
---|
363 | offset += flen;
|
---|
364 | }
|
---|
365 | int mlen = String.valueOf(maxlen).length();
|
---|
366 | String ffmt = "%0" + mlen + "d";
|
---|
367 | int olen = String.valueOf(offset).length();
|
---|
368 | String ofmt = "%0" + olen + "d";
|
---|
369 | int ilen = 4 + mlen + olen;
|
---|
370 | int isiz = (ilen * index.size()) + 1;
|
---|
371 | byte[] ibuf = new byte[isiz];
|
---|
372 | int i = 0;
|
---|
373 | for (Index item : index) {
|
---|
374 | for (byte ch : item.field) {
|
---|
375 | ibuf[i++] = ch;
|
---|
376 | }
|
---|
377 | byte[] digits = String.format(ffmt, item.length).getBytes();
|
---|
378 | for (byte ch : digits) {
|
---|
379 | ibuf[i++] = ch;
|
---|
380 | }
|
---|
381 | digits = String.format(ofmt, item.offset).getBytes();
|
---|
382 | for (byte ch : digits) {
|
---|
383 | ibuf[i++] = ch;
|
---|
384 | }
|
---|
385 | }
|
---|
386 | ibuf[i] = 0x1e;
|
---|
387 | byte[] fbuf = Arrays.copyOf(leader, (leader.length + ibuf.length + buf.length));
|
---|
388 | System.arraycopy(ibuf, 0, fbuf, leader.length, ibuf.length);
|
---|
389 | System.arraycopy(buf, 0, fbuf, (leader.length + ibuf.length), buf.length);
|
---|
390 | fbuf[20] = (byte)(mlen + 0x30);
|
---|
391 | fbuf[21] = (byte)(olen + 0x30);
|
---|
392 | System.arraycopy(String.format("%05d", fbuf.length).getBytes(), 0, fbuf, 0, 5);
|
---|
393 | System.arraycopy(String.format("%05d", (leader.length + ibuf.length)).getBytes(), 0, fbuf, 12, 5);
|
---|
394 | asc = false;
|
---|
395 | return fbuf;
|
---|
396 | }
|
---|
397 |
|
---|
398 | enum Prims { N, P, L, A, PA, PL, LA, PLA }
|
---|
399 | private static final EnumMap<Obj, Prims> S57prims = new EnumMap<>(Obj.class);
|
---|
400 | static {
|
---|
401 | S57prims.put(Obj.UNKOBJ, Prims.PLA); S57prims.put(Obj.M_COVR, Prims.A); S57prims.put(Obj.M_NSYS, Prims.A); S57prims.put(Obj.AIRARE, Prims.PA);
|
---|
402 | S57prims.put(Obj.ACHBRT, Prims.PA); S57prims.put(Obj.ACHARE, Prims.PA); S57prims.put(Obj.BCNCAR, Prims.P); S57prims.put(Obj.BCNISD, Prims.P);
|
---|
403 | S57prims.put(Obj.BCNLAT, Prims.P); S57prims.put(Obj.BCNSAW, Prims.P); S57prims.put(Obj.BCNSPP, Prims.P); S57prims.put(Obj.BERTHS, Prims.PLA);
|
---|
404 | S57prims.put(Obj.BRIDGE, Prims.PLA); S57prims.put(Obj.BUISGL, Prims.PA); S57prims.put(Obj.BUAARE, Prims.PA); S57prims.put(Obj.BOYCAR, Prims.P);
|
---|
405 | S57prims.put(Obj.BOYINB, Prims.P); S57prims.put(Obj.BOYISD, Prims.P); S57prims.put(Obj.BOYLAT, Prims.P); S57prims.put(Obj.BOYSAW, Prims.P);
|
---|
406 | S57prims.put(Obj.BOYSPP, Prims.P); S57prims.put(Obj.CBLARE, Prims.A); S57prims.put(Obj.CBLOHD, Prims.L); S57prims.put(Obj.CBLSUB, Prims.L);
|
---|
407 | S57prims.put(Obj.CANALS, Prims.A); S57prims.put(Obj.CTSARE, Prims.PA); S57prims.put(Obj.CAUSWY, Prims.LA); S57prims.put(Obj.CTNARE, Prims.PA);
|
---|
408 | S57prims.put(Obj.CHKPNT, Prims.PA); S57prims.put(Obj.CGUSTA, Prims.P); S57prims.put(Obj.COALNE, Prims.L); S57prims.put(Obj.CONZNE, Prims.A);
|
---|
409 | S57prims.put(Obj.COSARE, Prims.A); S57prims.put(Obj.CTRPNT, Prims.P); S57prims.put(Obj.CONVYR, Prims.LA); S57prims.put(Obj.CRANES, Prims.PA);
|
---|
410 | S57prims.put(Obj.CURENT, Prims.P); S57prims.put(Obj.CUSZNE, Prims.A); S57prims.put(Obj.DAMCON, Prims.LA); S57prims.put(Obj.DAYMAR, Prims.P);
|
---|
411 | S57prims.put(Obj.DWRTCL, Prims.L); S57prims.put(Obj.DWRTPT, Prims.A); S57prims.put(Obj.DEPARE, Prims.A); S57prims.put(Obj.DEPCNT, Prims.L);
|
---|
412 | S57prims.put(Obj.DISMAR, Prims.P); S57prims.put(Obj.DOCARE, Prims.A); S57prims.put(Obj.DRGARE, Prims.A); S57prims.put(Obj.DRYDOC, Prims.A);
|
---|
413 | S57prims.put(Obj.DMPGRD, Prims.PA); S57prims.put(Obj.DYKCON, Prims.L); S57prims.put(Obj.EXEZNE, Prims.A); S57prims.put(Obj.FAIRWY, Prims.A);
|
---|
414 | S57prims.put(Obj.FNCLNE, Prims.L); S57prims.put(Obj.FERYRT, Prims.LA); S57prims.put(Obj.FSHZNE, Prims.A); S57prims.put(Obj.FSHFAC, Prims.PLA);
|
---|
415 | S57prims.put(Obj.FSHGRD, Prims.A); S57prims.put(Obj.FLODOC, Prims.A); S57prims.put(Obj.FOGSIG, Prims.P); S57prims.put(Obj.FORSTC, Prims.PLA);
|
---|
416 | S57prims.put(Obj.FRPARE, Prims.A); S57prims.put(Obj.GATCON, Prims.PLA); S57prims.put(Obj.GRIDRN, Prims.PA); S57prims.put(Obj.HRBARE, Prims.A);
|
---|
417 | S57prims.put(Obj.HRBFAC, Prims.PA); S57prims.put(Obj.HULKES, Prims.PA); S57prims.put(Obj.ICEARE, Prims.A); S57prims.put(Obj.ICNARE, Prims.PA);
|
---|
418 | S57prims.put(Obj.ISTZNE, Prims.A); S57prims.put(Obj.LAKARE, Prims.A); S57prims.put(Obj.LNDARE, Prims.PLA); S57prims.put(Obj.LNDELV, Prims.PL);
|
---|
419 | S57prims.put(Obj.LNDRGN, Prims.PA); S57prims.put(Obj.LNDMRK, Prims.PLA); S57prims.put(Obj.LIGHTS, Prims.P); S57prims.put(Obj.LITFLT, Prims.P);
|
---|
420 | S57prims.put(Obj.LITVES, Prims.P); S57prims.put(Obj.LOCMAG, Prims.PLA); S57prims.put(Obj.LOKBSN, Prims.A); S57prims.put(Obj.LOGPON, Prims.PA);
|
---|
421 | S57prims.put(Obj.MAGVAR, Prims.PLA); S57prims.put(Obj.MARCUL, Prims.PLA); S57prims.put(Obj.MIPARE, Prims.PA); S57prims.put(Obj.MORFAC, Prims.PLA);
|
---|
422 | S57prims.put(Obj.MPAARE, Prims.PA); S57prims.put(Obj.NAVLNE, Prims.L); S57prims.put(Obj.OBSTRN, Prims.PLA); S57prims.put(Obj.OFSPLF, Prims.PA);
|
---|
423 | S57prims.put(Obj.OSPARE, Prims.A); S57prims.put(Obj.OILBAR, Prims.L); S57prims.put(Obj.PILPNT, Prims.P); S57prims.put(Obj.PILBOP, Prims.PA);
|
---|
424 | S57prims.put(Obj.PIPARE, Prims.PA); S57prims.put(Obj.PIPOHD, Prims.L); S57prims.put(Obj.PIPSOL, Prims.PL); S57prims.put(Obj.PONTON, Prims.LA);
|
---|
425 | S57prims.put(Obj.PRCARE, Prims.PA); S57prims.put(Obj.PRDARE, Prims.PA); S57prims.put(Obj.PYLONS, Prims.PA); S57prims.put(Obj.RADLNE, Prims.L);
|
---|
426 | S57prims.put(Obj.RADRNG, Prims.A); S57prims.put(Obj.RADRFL, Prims.P); S57prims.put(Obj.RADSTA, Prims.P); S57prims.put(Obj.RTPBCN, Prims.P);
|
---|
427 | S57prims.put(Obj.RDOCAL, Prims.PL); S57prims.put(Obj.RDOSTA, Prims.P); S57prims.put(Obj.RAILWY, Prims.L); S57prims.put(Obj.RAPIDS, Prims.PLA);
|
---|
428 | S57prims.put(Obj.RCRTCL, Prims.L); S57prims.put(Obj.RECTRC, Prims.LA); S57prims.put(Obj.RCTLPT, Prims.PA); S57prims.put(Obj.RSCSTA, Prims.P);
|
---|
429 | S57prims.put(Obj.RESARE, Prims.A); S57prims.put(Obj.RETRFL, Prims.P); S57prims.put(Obj.RIVERS, Prims.LA); S57prims.put(Obj.ROADWY, Prims.PLA);
|
---|
430 | S57prims.put(Obj.RUNWAY, Prims.PLA); S57prims.put(Obj.SNDWAV, Prims.PLA); S57prims.put(Obj.SEAARE, Prims.PA); S57prims.put(Obj.SPLARE, Prims.PA);
|
---|
431 | S57prims.put(Obj.SBDARE, Prims.PLA); S57prims.put(Obj.SLCONS, Prims.PLA); S57prims.put(Obj.SISTAT, Prims.P); S57prims.put(Obj.SISTAW, Prims.P);
|
---|
432 | S57prims.put(Obj.SILTNK, Prims.PA); S57prims.put(Obj.SLOTOP, Prims.L); S57prims.put(Obj.SLOGRD, Prims.PA); S57prims.put(Obj.SMCFAC, Prims.PA);
|
---|
433 | S57prims.put(Obj.SOUNDG, Prims.P); S57prims.put(Obj.SPRING, Prims.P); S57prims.put(Obj.STSLNE, Prims.L); S57prims.put(Obj.SUBTLN, Prims.A);
|
---|
434 | S57prims.put(Obj.SWPARE, Prims.A); S57prims.put(Obj.TESARE, Prims.A); S57prims.put(Obj.TS_PRH, Prims.PA); S57prims.put(Obj.TS_PNH, Prims.PA);
|
---|
435 | S57prims.put(Obj.TS_PAD, Prims.PA); S57prims.put(Obj.TS_TIS, Prims.PA); S57prims.put(Obj.T_HMON, Prims.PA); S57prims.put(Obj.T_NHMN, Prims.PA);
|
---|
436 | S57prims.put(Obj.T_TIMS, Prims.PA); S57prims.put(Obj.TIDEWY, Prims.LA); S57prims.put(Obj.TOPMAR, Prims.P); S57prims.put(Obj.TSELNE, Prims.LA);
|
---|
437 | S57prims.put(Obj.TSSBND, Prims.L); S57prims.put(Obj.TSSCRS, Prims.A); S57prims.put(Obj.TSSLPT, Prims.A); S57prims.put(Obj.TSSRON, Prims.A);
|
---|
438 | S57prims.put(Obj.TSEZNE, Prims.A); S57prims.put(Obj.TUNNEL, Prims.LA); S57prims.put(Obj.TWRTPT, Prims.A); S57prims.put(Obj.UWTROC, Prims.P);
|
---|
439 | S57prims.put(Obj.UNSARE, Prims.A); S57prims.put(Obj.VEGATN, Prims.PLA); S57prims.put(Obj.WATTUR, Prims.PLA); S57prims.put(Obj.WATFAL, Prims.PL);
|
---|
440 | S57prims.put(Obj.WEDKLP, Prims.PA); S57prims.put(Obj.WRECKS, Prims.PA); S57prims.put(Obj.TS_FEB, Prims.PA);
|
---|
441 | S57prims.put(Obj.NOTMRK, Prims.P); S57prims.put(Obj.WTWAXS, Prims.L); S57prims.put(Obj.WTWPRF, Prims.L); S57prims.put(Obj.BUNSTA, Prims.PA);
|
---|
442 | S57prims.put(Obj.COMARE, Prims.A); S57prims.put(Obj.HRBBSN, Prims.A); S57prims.put(Obj.LKBSPT, Prims.A); S57prims.put(Obj.PRTARE, Prims.A);
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443 | S57prims.put(Obj.REFDMP, Prims.P); S57prims.put(Obj.TERMNL, Prims.PA); S57prims.put(Obj.TRNBSN, Prims.PA); S57prims.put(Obj.WTWARE, Prims.A);
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444 | S57prims.put(Obj.WTWGAG, Prims.PA); S57prims.put(Obj.TISDGE, Prims.N); S57prims.put(Obj.VEHTRF, Prims.PA); S57prims.put(Obj.EXCNST, Prims.PA);
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445 | S57prims.put(Obj.LG_SDM, Prims.A); S57prims.put(Obj.LG_VSP, Prims.A); S57prims.put(Obj.LITMAJ, Prims.P); S57prims.put(Obj.LITMIN, Prims.P);
|
---|
446 | }
|
---|
447 |
|
---|
448 | public static void S57geoms(S57map map) {
|
---|
449 | for (ArrayList<Feature> list : map.features.values()) {
|
---|
450 | for (Feature feature : list) {
|
---|
451 | switch (S57prims.get(feature.type)) {
|
---|
452 | case N:
|
---|
453 | break;
|
---|
454 | case P:
|
---|
455 | if (feature.geom.prim != Pflag.POINT) {
|
---|
456 | // Snode node = feature.geom.centre;
|
---|
457 | // node.flg = Nflag.ISOL;
|
---|
458 | // map.nodes.put(++map.xref, node);
|
---|
459 | // feature.geom = map.new Geom(Pflag.POINT);
|
---|
460 | // feature.geom.centre = node;
|
---|
461 | // feature.geom.elems.add(map.new Prim(map.xref));
|
---|
462 | }
|
---|
463 | break;
|
---|
464 | case L:
|
---|
465 | break;
|
---|
466 | case A:
|
---|
467 | break;
|
---|
468 | case PA:
|
---|
469 | break;
|
---|
470 | case PL:
|
---|
471 | break;
|
---|
472 | case LA:
|
---|
473 | if (feature.geom.prim == Pflag.POINT) {
|
---|
474 | // list.remove(feature);
|
---|
475 | }
|
---|
476 | break;
|
---|
477 | case PLA:
|
---|
478 | // No changes needed
|
---|
479 | break;
|
---|
480 | }
|
---|
481 | }
|
---|
482 | }
|
---|
483 | }
|
---|
484 | }
|
---|