1 | /* export.cc |
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2 | * Export to CAD-like formats (DXF, Skencil, SVG, EPS) and also Compass PLT. |
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3 | */ |
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4 | |
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5 | /* Copyright (C) 1994-2004,2005,2006,2008,2010,2011,2012,2013,2014 Olly Betts |
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6 | * Copyright (C) 2004 John Pybus (SVG Output code) |
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7 | * |
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8 | * This program is free software; you can redistribute it and/or modify |
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9 | * it under the terms of the GNU General Public License as published by |
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10 | * the Free Software Foundation; either version 2 of the License, or |
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11 | * (at your option) any later version. |
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12 | * |
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13 | * This program is distributed in the hope that it will be useful, |
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14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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16 | * GNU General Public License for more details. |
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17 | * |
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18 | * You should have received a copy of the GNU General Public License |
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19 | * along with this program; if not, write to the Free Software |
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20 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
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21 | */ |
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22 | |
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23 | /* #define DEBUG_CAD3D */ |
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24 | |
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25 | #ifdef HAVE_CONFIG_H |
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26 | #include <config.h> |
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27 | #endif |
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28 | |
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29 | #include "export.h" |
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30 | |
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31 | #include "wx.h" |
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32 | #include <wx/utils.h> |
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33 | #include "exportfilter.h" |
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34 | #include "gpx.h" |
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35 | #include "hpgl.h" |
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36 | #include "mainfrm.h" |
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37 | |
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38 | #include <float.h> |
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39 | #include <math.h> |
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40 | #include <stdio.h> |
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41 | #include <stdlib.h> |
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42 | #include <string.h> |
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43 | #include <time.h> |
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44 | |
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45 | #if defined(HAVE_GETPWUID) && !defined(__DJGPP__) |
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46 | # include <pwd.h> |
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47 | # include <sys/types.h> |
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48 | # include <unistd.h> |
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49 | #endif |
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50 | |
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51 | #include "cmdline.h" |
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52 | #include "debug.h" |
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53 | #include "filename.h" |
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54 | #include "hash.h" |
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55 | #include "img_hosted.h" |
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56 | #include "message.h" |
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57 | #include "useful.h" |
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58 | |
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59 | #define POINTS_PER_INCH 72.0 |
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60 | #define POINTS_PER_MM (POINTS_PER_INCH / MM_PER_INCH) |
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61 | |
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62 | #define SQRT_2 1.41421356237309504880168872420969 |
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63 | |
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64 | static void |
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65 | html_escape(FILE *fh, const char *s) |
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66 | { |
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67 | while (*s) { |
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68 | switch (*s) { |
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69 | case '<': |
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70 | fputs("<", fh); |
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71 | break; |
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72 | case '>': |
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73 | fputs(">", fh); |
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74 | break; |
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75 | case '&': |
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76 | fputs("&", fh); |
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77 | break; |
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78 | default: |
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79 | PUTC(*s, fh); |
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80 | } |
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81 | ++s; |
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82 | } |
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83 | } |
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84 | |
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85 | static const char *layer_name(int mask) { |
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86 | switch (mask) { |
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87 | case LEGS: case LEGS|SURF: |
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88 | return "Legs"; |
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89 | case SURF: |
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90 | return "Surface"; |
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91 | case STNS: |
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92 | return "Stations"; |
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93 | case LABELS: |
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94 | return "Labels"; |
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95 | case XSECT: |
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96 | return "Cross-sections"; |
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97 | case WALL1: case WALL2: case WALLS: |
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98 | return "Walls"; |
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99 | case PASG: |
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100 | return "Passages"; |
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101 | } |
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102 | return ""; |
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103 | } |
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104 | |
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105 | /* bounds */ |
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106 | static double min_x, min_y, min_z, max_x, max_y, max_z; |
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107 | |
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108 | static double text_height; /* for station labels */ |
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109 | static double marker_size; /* for station markers */ |
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110 | static double grid; /* grid spacing (or 0 for no grid) */ |
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111 | static double scale = 500.0; |
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112 | static double factor; |
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113 | static const char *unit = "mm"; |
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114 | const double SVG_MARGIN = 5.0; // In units of "unit". |
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115 | |
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116 | static const char *survey = NULL; |
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117 | |
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118 | const int * |
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119 | ExportFilter::passes() const |
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120 | { |
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121 | static const int default_passes[] = { LEGS|SURF|STNS|LABELS, 0 }; |
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122 | return default_passes; |
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123 | } |
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124 | |
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125 | class DXF : public ExportFilter { |
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126 | const char * to_close; |
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127 | char pending[1024]; |
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128 | |
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129 | public: |
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130 | DXF() : to_close(0) { pending[0] = '\0'; } |
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131 | const int * passes() const; |
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132 | bool fopen(const char *fnm_out); |
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133 | void header(const char *, const char *); |
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134 | void line(const img_point *, const img_point *, bool, bool); |
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135 | void label(const img_point *, const char *, bool, int); |
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136 | void cross(const img_point *, bool); |
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137 | void xsect(const img_point *, double, double, double); |
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138 | void wall(const img_point *, double, double); |
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139 | void passage(const img_point *, double, double, double); |
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140 | void tube_end(); |
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141 | void footer(); |
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142 | }; |
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143 | |
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144 | const int * |
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145 | DXF::passes() const |
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146 | { |
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147 | static const int dxf_passes[] = { |
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148 | PASG, XSECT, WALL1, WALL2, LEGS|SURF|STNS|LABELS, 0 |
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149 | }; |
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150 | return dxf_passes; |
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151 | } |
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152 | |
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153 | bool |
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154 | DXF::fopen(const char *fnm_out) |
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155 | { |
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156 | // DXF gets written as text rather than binary. |
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157 | fh = ::fopen(fnm_out, "w"); |
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158 | return (fh != NULL); |
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159 | } |
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160 | |
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161 | void |
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162 | DXF::header(const char *, const char *) |
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163 | { |
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164 | fprintf(fh, "0\nSECTION\n" |
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165 | "2\nHEADER\n"); |
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166 | fprintf(fh, "9\n$EXTMIN\n"); /* lower left corner of drawing */ |
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167 | fprintf(fh, "10\n%#-.6f\n", min_x); /* x */ |
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168 | fprintf(fh, "20\n%#-.6f\n", min_y); /* y */ |
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169 | fprintf(fh, "30\n%#-.6f\n", min_z); /* min z */ |
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170 | fprintf(fh, "9\n$EXTMAX\n"); /* upper right corner of drawing */ |
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171 | fprintf(fh, "10\n%#-.6f\n", max_x); /* x */ |
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172 | fprintf(fh, "20\n%#-.6f\n", max_y); /* y */ |
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173 | fprintf(fh, "30\n%#-.6f\n", max_z); /* max z */ |
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174 | fprintf(fh, "9\n$PDMODE\n70\n3\n"); /* marker style as CROSS */ |
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175 | fprintf(fh, "9\n$PDSIZE\n40\n%6.2f\n", marker_size); /* marker size */ |
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176 | fprintf(fh, "0\nENDSEC\n"); |
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177 | |
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178 | fprintf(fh, "0\nSECTION\n" |
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179 | "2\nTABLES\n"); |
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180 | fprintf(fh, "0\nTABLE\n" /* Define CONTINUOUS and DASHED line types. */ |
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181 | "2\nLTYPE\n" |
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182 | "70\n10\n" |
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183 | "0\nLTYPE\n" |
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184 | "2\nCONTINUOUS\n" |
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185 | "70\n64\n" |
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186 | "3\nContinuous\n" |
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187 | "72\n65\n" |
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188 | "73\n0\n" |
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189 | "40\n0.0\n" |
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190 | "0\nLTYPE\n" |
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191 | "2\nDASHED\n" |
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192 | "70\n64\n" |
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193 | "3\nDashed\n" |
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194 | "72\n65\n" |
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195 | "73\n2\n" |
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196 | "40\n2.5\n" |
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197 | "49\n1.25\n" |
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198 | "49\n-1.25\n" |
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199 | "0\nENDTAB\n"); |
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200 | fprintf(fh, "0\nTABLE\n" |
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201 | "2\nLAYER\n"); |
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202 | fprintf(fh, "70\n10\n"); /* max # off layers in this DXF file : 10 */ |
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203 | /* First Layer: CentreLine */ |
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204 | fprintf(fh, "0\nLAYER\n2\nCentreLine\n"); |
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205 | fprintf(fh, "70\n64\n"); /* shows layer is referenced by entities */ |
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206 | fprintf(fh, "62\n5\n"); /* color: kept the same used by SpeleoGen */ |
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207 | fprintf(fh, "6\nCONTINUOUS\n"); /* linetype */ |
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208 | /* Next Layer: Stations */ |
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209 | fprintf(fh, "0\nLAYER\n2\nStations\n"); |
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210 | fprintf(fh, "70\n64\n"); /* shows layer is referenced by entities */ |
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211 | fprintf(fh, "62\n7\n"); /* color: kept the same used by SpeleoGen */ |
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212 | fprintf(fh, "6\nCONTINUOUS\n"); /* linetype */ |
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213 | /* Next Layer: Labels */ |
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214 | fprintf(fh, "0\nLAYER\n2\nLabels\n"); |
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215 | fprintf(fh, "70\n64\n"); /* shows layer is referenced by entities */ |
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216 | fprintf(fh, "62\n7\n"); /* color: kept the same used by SpeleoGen */ |
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217 | fprintf(fh, "6\nCONTINUOUS\n"); /* linetype */ |
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218 | /* Next Layer: Surface */ |
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219 | fprintf(fh, "0\nLAYER\n2\nSurface\n"); |
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220 | fprintf(fh, "70\n64\n"); /* shows layer is referenced by entities */ |
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221 | fprintf(fh, "62\n5\n"); /* color */ |
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222 | fprintf(fh, "6\nDASHED\n"); /* linetype */ |
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223 | /* Next Layer: SurfaceStations */ |
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224 | fprintf(fh, "0\nLAYER\n2\nSurfaceStations\n"); |
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225 | fprintf(fh, "70\n64\n"); /* shows layer is referenced by entities */ |
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226 | fprintf(fh, "62\n7\n"); /* color */ |
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227 | fprintf(fh, "6\nCONTINUOUS\n"); /* linetype */ |
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228 | /* Next Layer: SurfaceLabels */ |
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229 | fprintf(fh, "0\nLAYER\n2\nSurfaceLabels\n"); |
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230 | fprintf(fh, "70\n64\n"); /* shows layer is referenced by entities */ |
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231 | fprintf(fh, "62\n7\n"); /* color */ |
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232 | fprintf(fh, "6\nCONTINUOUS\n"); /* linetype */ |
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233 | if (grid > 0) { |
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234 | /* Next Layer: Grid */ |
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235 | fprintf(fh, "0\nLAYER\n2\nGrid\n"); |
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236 | fprintf(fh, "70\n64\n"); /* shows layer is referenced by entities */ |
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237 | fprintf(fh, "62\n7\n"); /* color: kept the same used by SpeleoGen */ |
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238 | fprintf(fh, "6\nCONTINUOUS\n"); /* linetype */ |
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239 | } |
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240 | fprintf(fh, "0\nENDTAB\n" |
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241 | "0\nENDSEC\n"); |
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242 | |
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243 | fprintf(fh, "0\nSECTION\n" |
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244 | "2\nENTITIES\n"); |
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245 | |
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246 | if (grid > 0) { |
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247 | double x, y; |
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248 | x = floor(min_x / grid) * grid + grid; |
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249 | y = floor(min_y / grid) * grid + grid; |
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250 | #ifdef DEBUG_CAD3D |
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251 | printf("x_min: %f y_min: %f\n", x, y); |
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252 | #endif |
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253 | while (x < max_x) { |
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254 | /* horizontal line */ |
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255 | fprintf(fh, "0\nLINE\n"); |
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256 | fprintf(fh, "8\nGrid\n"); /* Layer */ |
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257 | fprintf(fh, "10\n%6.2f\n", x); |
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258 | fprintf(fh, "20\n%6.2f\n", min_y); |
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259 | fprintf(fh, "30\n0\n"); |
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260 | fprintf(fh, "11\n%6.2f\n", x); |
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261 | fprintf(fh, "21\n%6.2f\n", max_y); |
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262 | fprintf(fh, "31\n0\n"); |
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263 | x += grid; |
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264 | } |
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265 | while (y < max_y) { |
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266 | /* vertical line */ |
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267 | fprintf(fh, "0\nLINE\n"); |
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268 | fprintf(fh, "8\nGrid\n"); /* Layer */ |
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269 | fprintf(fh, "10\n%6.2f\n", min_x); |
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270 | fprintf(fh, "20\n%6.2f\n", y); |
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271 | fprintf(fh, "30\n0\n"); |
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272 | fprintf(fh, "11\n%6.2f\n", max_x); |
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273 | fprintf(fh, "21\n%6.2f\n", y); |
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274 | fprintf(fh, "31\n0\n"); |
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275 | y += grid; |
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276 | } |
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277 | } |
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278 | } |
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279 | |
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280 | void |
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281 | DXF::line(const img_point *p1, const img_point *p, bool fSurface, bool fPendingMove) |
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282 | { |
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283 | fPendingMove = fPendingMove; /* unused */ |
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284 | fprintf(fh, "0\nLINE\n"); |
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285 | fprintf(fh, fSurface ? "8\nSurface\n" : "8\nCentreLine\n"); /* Layer */ |
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286 | fprintf(fh, "10\n%6.2f\n", p1->x); |
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287 | fprintf(fh, "20\n%6.2f\n", p1->y); |
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288 | fprintf(fh, "30\n%6.2f\n", p1->z); |
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289 | fprintf(fh, "11\n%6.2f\n", p->x); |
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290 | fprintf(fh, "21\n%6.2f\n", p->y); |
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291 | fprintf(fh, "31\n%6.2f\n", p->z); |
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292 | } |
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293 | |
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294 | void |
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295 | DXF::label(const img_point *p, const char *s, bool fSurface, int) |
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296 | { |
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297 | /* write station label to dxf file */ |
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298 | fprintf(fh, "0\nTEXT\n"); |
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299 | fprintf(fh, fSurface ? "8\nSurfaceLabels\n" : "8\nLabels\n"); /* Layer */ |
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300 | fprintf(fh, "10\n%6.2f\n", p->x); |
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301 | fprintf(fh, "20\n%6.2f\n", p->y); |
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302 | fprintf(fh, "30\n%6.2f\n", p->z); |
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303 | fprintf(fh, "40\n%6.2f\n", text_height); |
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304 | fprintf(fh, "1\n%s\n", s); |
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305 | } |
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306 | |
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307 | void |
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308 | DXF::cross(const img_point *p, bool fSurface) |
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309 | { |
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310 | /* write station marker to dxf file */ |
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311 | fprintf(fh, "0\nPOINT\n"); |
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312 | fprintf(fh, fSurface ? "8\nSurfaceStations\n" : "8\nStations\n"); /* Layer */ |
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313 | fprintf(fh, "10\n%6.2f\n", p->x); |
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314 | fprintf(fh, "20\n%6.2f\n", p->y); |
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315 | fprintf(fh, "30\n%6.2f\n", p->z); |
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316 | } |
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317 | |
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318 | void |
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319 | DXF::xsect(const img_point *p, double angle, double d1, double d2) |
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320 | { |
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321 | double s = sin(rad(angle)); |
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322 | double c = cos(rad(angle)); |
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323 | fprintf(fh, "0\nLINE\n"); |
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324 | fprintf(fh, "8\nCross-sections\n"); /* Layer */ |
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325 | fprintf(fh, "10\n%6.2f\n", p->x + c * d1); |
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326 | fprintf(fh, "20\n%6.2f\n", p->y + s * d1); |
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327 | fprintf(fh, "30\n%6.2f\n", p->z); |
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328 | fprintf(fh, "11\n%6.2f\n", p->x - c * d2); |
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329 | fprintf(fh, "21\n%6.2f\n", p->y - s * d2); |
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330 | fprintf(fh, "31\n%6.2f\n", p->z); |
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331 | } |
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332 | |
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333 | void |
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334 | DXF::wall(const img_point *p, double angle, double d) |
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335 | { |
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336 | if (!to_close) { |
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337 | fprintf(fh, "0\nPOLYLINE\n"); |
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338 | fprintf(fh, "8\nWalls\n"); /* Layer */ |
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339 | fprintf(fh, "70\n0\n"); /* bit 0 == 0 => Open polyline */ |
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340 | to_close = "0\nSEQEND\n"; |
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341 | } |
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342 | double s = sin(rad(angle)); |
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343 | double c = cos(rad(angle)); |
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344 | fprintf(fh, "0\nVERTEX\n"); |
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345 | fprintf(fh, "8\nWalls\n"); /* Layer */ |
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346 | fprintf(fh, "10\n%6.2f\n", p->x + c * d); |
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347 | fprintf(fh, "20\n%6.2f\n", p->y + s * d); |
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348 | fprintf(fh, "30\n%6.2f\n", p->z); |
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349 | } |
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350 | |
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351 | void |
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352 | DXF::passage(const img_point *p, double angle, double d1, double d2) |
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353 | { |
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354 | fprintf(fh, "0\nSOLID\n"); |
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355 | fprintf(fh, "8\nPassages\n"); /* Layer */ |
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356 | double s = sin(rad(angle)); |
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357 | double c = cos(rad(angle)); |
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358 | double x1 = p->x + c * d1; |
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359 | double y1 = p->y + s * d1; |
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360 | double x2 = p->x - c * d2; |
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361 | double y2 = p->y - s * d2; |
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362 | if (*pending) { |
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363 | fputs(pending, fh); |
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364 | fprintf(fh, "12\n%6.2f\n22\n%6.2f\n32\n%6.2f\n" |
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365 | "13\n%6.2f\n23\n%6.2f\n33\n%6.2f\n", |
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366 | x1, y1, p->z, |
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367 | x2, y2, p->z); |
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368 | } |
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369 | sprintf(pending, "10\n%6.2f\n20\n%6.2f\n30\n%6.2f\n" |
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370 | "11\n%6.2f\n21\n%6.2f\n31\n%6.2f\n", |
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371 | x1, y1, p->z, |
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372 | x2, y2, p->z); |
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373 | } |
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374 | |
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375 | void |
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376 | DXF::tube_end() |
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377 | { |
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378 | *pending = '\0'; |
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379 | if (to_close) { |
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380 | fputs(to_close, fh); |
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381 | to_close = NULL; |
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382 | } |
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383 | } |
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384 | |
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385 | void |
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386 | DXF::footer() |
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387 | { |
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388 | fprintf(fh, "000\nENDSEC\n"); |
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389 | fprintf(fh, "000\nEOF\n"); |
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390 | } |
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391 | |
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392 | class Skencil : public ExportFilter { |
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393 | public: |
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394 | Skencil() { } |
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395 | const int * passes() const; |
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396 | void header(const char *, const char *); |
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397 | void start_pass(int layer); |
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398 | void line(const img_point *, const img_point *, bool, bool); |
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399 | void label(const img_point *, const char *, bool, int); |
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400 | void cross(const img_point *, bool); |
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401 | void footer(); |
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402 | }; |
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403 | |
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404 | const int * |
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405 | Skencil::passes() const |
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406 | { |
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407 | static const int skencil_passes[] = { LEGS|SURF, STNS, LABELS, 0 }; |
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408 | return skencil_passes; |
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409 | } |
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410 | |
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411 | void |
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412 | Skencil::header(const char *, const char *) |
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413 | { |
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414 | fprintf(fh, "##Sketch 1 2\n"); /* File format version */ |
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415 | fprintf(fh, "document()\n"); |
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416 | fprintf(fh, "layout((%.3f,%.3f),0)\n", |
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417 | (max_x - min_x) * factor, (max_y - min_y) * factor); |
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418 | } |
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419 | |
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420 | void |
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421 | Skencil::start_pass(int layer) |
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422 | { |
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423 | fprintf(fh, "layer('%s',1,1,0,0,(0,0,0))\n", layer_name(layer)); |
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424 | } |
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425 | |
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426 | void |
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427 | Skencil::line(const img_point *p1, const img_point *p, bool fSurface, bool fPendingMove) |
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428 | { |
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429 | fSurface = fSurface; /* unused */ |
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430 | if (fPendingMove) { |
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431 | fprintf(fh, "b()\n"); |
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432 | fprintf(fh, "bs(%.3f,%.3f,%.3f)\n", p1->x * factor, p1->y * factor, 0.0); |
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433 | } |
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434 | fprintf(fh, "bs(%.3f,%.3f,%.3f)\n", p->x * factor, p->y * factor, 0.0); |
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435 | } |
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436 | |
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437 | void |
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438 | Skencil::label(const img_point *p, const char *s, bool fSurface, int) |
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439 | { |
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440 | fSurface = fSurface; /* unused */ |
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441 | fprintf(fh, "fp((0,0,0))\n"); |
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442 | fprintf(fh, "le()\n"); |
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443 | fprintf(fh, "Fn('Times-Roman')\n"); |
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444 | fprintf(fh, "Fs(5)\n"); |
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445 | fprintf(fh, "txt('"); |
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446 | while (*s) { |
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447 | int ch = *s++; |
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448 | if (ch == '\'' || ch == '\\') PUTC('\\', fh); |
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449 | PUTC(ch, fh); |
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450 | } |
---|
451 | fprintf(fh, "',(%.3f,%.3f))\n", p->x * factor, p->y * factor); |
---|
452 | } |
---|
453 | |
---|
454 | void |
---|
455 | Skencil::cross(const img_point *p, bool fSurface) |
---|
456 | { |
---|
457 | fSurface = fSurface; /* unused */ |
---|
458 | fprintf(fh, "b()\n"); |
---|
459 | fprintf(fh, "bs(%.3f,%.3f,%.3f)\n", |
---|
460 | p->x * factor - marker_size, p->y * factor - marker_size, 0.0); |
---|
461 | fprintf(fh, "bs(%.3f,%.3f,%.3f)\n", |
---|
462 | p->x * factor + marker_size, p->y * factor + marker_size, 0.0); |
---|
463 | fprintf(fh, "bn()\n"); |
---|
464 | fprintf(fh, "bs(%.3f,%.3f,%.3f)\n", |
---|
465 | p->x * factor + marker_size, p->y * factor - marker_size, 0.0); |
---|
466 | fprintf(fh, "bs(%.3f,%.3f,%.3f)\n", |
---|
467 | p->x * factor - marker_size, p->y * factor + marker_size, 0.0); |
---|
468 | } |
---|
469 | |
---|
470 | void |
---|
471 | Skencil::footer(void) |
---|
472 | { |
---|
473 | fprintf(fh, "guidelayer('Guide Lines',1,0,0,1,(0,0,1))\n"); |
---|
474 | if (grid) { |
---|
475 | fprintf(fh, "grid((0,0,%.3f,%.3f),1,(0,0,1),'Grid')\n", |
---|
476 | grid * factor, grid * factor); |
---|
477 | } |
---|
478 | } |
---|
479 | |
---|
480 | typedef struct point { |
---|
481 | img_point p; |
---|
482 | const char *label; |
---|
483 | struct point *next; |
---|
484 | } point; |
---|
485 | |
---|
486 | #define HTAB_SIZE 0x2000 |
---|
487 | |
---|
488 | static point **htab; |
---|
489 | |
---|
490 | static void |
---|
491 | set_name(const img_point *p, const char *s) |
---|
492 | { |
---|
493 | int hash; |
---|
494 | point *pt; |
---|
495 | union { |
---|
496 | char data[sizeof(int) * 3]; |
---|
497 | int x[3]; |
---|
498 | } u; |
---|
499 | |
---|
500 | u.x[0] = (int)(p->x * 100); |
---|
501 | u.x[1] = (int)(p->y * 100); |
---|
502 | u.x[2] = (int)(p->z * 100); |
---|
503 | hash = (hash_data(u.data, sizeof(int) * 3) & (HTAB_SIZE - 1)); |
---|
504 | for (pt = htab[hash]; pt; pt = pt->next) { |
---|
505 | if (pt->p.x == p->x && pt->p.y == p->y && pt->p.z == p->z) { |
---|
506 | /* already got name for these coordinates */ |
---|
507 | /* FIXME: what about multiple names for the same station? */ |
---|
508 | return; |
---|
509 | } |
---|
510 | } |
---|
511 | |
---|
512 | pt = osnew(point); |
---|
513 | pt->label = osstrdup(s); |
---|
514 | pt->p = *p; |
---|
515 | pt->next = htab[hash]; |
---|
516 | htab[hash] = pt; |
---|
517 | |
---|
518 | return; |
---|
519 | } |
---|
520 | |
---|
521 | static const char * |
---|
522 | find_name(const img_point *p) |
---|
523 | { |
---|
524 | int hash; |
---|
525 | point *pt; |
---|
526 | union { |
---|
527 | char data[sizeof(int) * 3]; |
---|
528 | int x[3]; |
---|
529 | } u; |
---|
530 | SVX_ASSERT(p); |
---|
531 | |
---|
532 | u.x[0] = (int)(p->x * 100); |
---|
533 | u.x[1] = (int)(p->y * 100); |
---|
534 | u.x[2] = (int)(p->z * 100); |
---|
535 | hash = (hash_data(u.data, sizeof(int) * 3) & (HTAB_SIZE - 1)); |
---|
536 | for (pt = htab[hash]; pt; pt = pt->next) { |
---|
537 | if (pt->p.x == p->x && pt->p.y == p->y && pt->p.z == p->z) |
---|
538 | return pt->label; |
---|
539 | } |
---|
540 | return "?"; |
---|
541 | } |
---|
542 | |
---|
543 | class SVG : public ExportFilter { |
---|
544 | const char * to_close; |
---|
545 | bool close_g; |
---|
546 | char pending[1024]; |
---|
547 | |
---|
548 | public: |
---|
549 | SVG() : to_close(NULL), close_g(false) { pending[0] = '\0'; } |
---|
550 | const int * passes() const; |
---|
551 | void header(const char *, const char *); |
---|
552 | void start_pass(int layer); |
---|
553 | void line(const img_point *, const img_point *, bool, bool); |
---|
554 | void label(const img_point *, const char *, bool, int); |
---|
555 | void cross(const img_point *, bool); |
---|
556 | void xsect(const img_point *, double, double, double); |
---|
557 | void wall(const img_point *, double, double); |
---|
558 | void passage(const img_point *, double, double, double); |
---|
559 | void tube_end(); |
---|
560 | void footer(); |
---|
561 | }; |
---|
562 | |
---|
563 | const int * |
---|
564 | SVG::passes() const |
---|
565 | { |
---|
566 | static const int svg_passes[] = { |
---|
567 | PASG, LEGS|SURF, XSECT, WALL1, WALL2, LABELS, STNS, 0 |
---|
568 | }; |
---|
569 | return svg_passes; |
---|
570 | } |
---|
571 | |
---|
572 | void |
---|
573 | SVG::header(const char * title, const char *) |
---|
574 | { |
---|
575 | size_t i; |
---|
576 | htab = (point **)osmalloc(HTAB_SIZE * ossizeof(point *)); |
---|
577 | for (i = 0; i < HTAB_SIZE; ++i) htab[i] = NULL; |
---|
578 | fprintf(fh, "<?xml version=\"1.0\" encoding=\"ISO-8859-1\"?>\n"); |
---|
579 | double width = (max_x - min_x) * factor + SVG_MARGIN * 2; |
---|
580 | double height = (max_y - min_y) * factor + SVG_MARGIN * 2; |
---|
581 | fprintf(fh, "<svg version=\"1.1\" baseProfile=\"full\"\n" |
---|
582 | "xmlns=\"http://www.w3.org/2000/svg\"\n" |
---|
583 | "xmlns:xlink=\"http://www.w3.org/1999/xlink\"\n" |
---|
584 | "xmlns:ev=\"http://www.w3.org/2001/xml-events\"\n" |
---|
585 | "width=\"%.3f%s\" height=\"%.3f%s\"\n" |
---|
586 | "viewBox=\"0 0 %0.3f %0.3f\">\n", |
---|
587 | width, unit, height, unit, width, height); |
---|
588 | if (title && title[0]) { |
---|
589 | fputs("<title>", fh); |
---|
590 | html_escape(fh, title); |
---|
591 | fputs("</title>\n", fh); |
---|
592 | } |
---|
593 | fprintf(fh, "<g transform=\"translate(%.3f %.3f)\">\n", |
---|
594 | SVG_MARGIN - min_x * factor, SVG_MARGIN + max_y * factor); |
---|
595 | to_close = NULL; |
---|
596 | close_g = false; |
---|
597 | } |
---|
598 | |
---|
599 | void |
---|
600 | SVG::start_pass(int layer) |
---|
601 | { |
---|
602 | if (to_close) { |
---|
603 | fputs(to_close, fh); |
---|
604 | to_close = NULL; |
---|
605 | } |
---|
606 | if (close_g) { |
---|
607 | fprintf(fh, "</g>\n"); |
---|
608 | } |
---|
609 | fprintf(fh, "<g id=\"%s\"", layer_name(layer)); |
---|
610 | if (layer & LEGS) |
---|
611 | fprintf(fh, " stroke=\"black\" fill=\"none\" stroke-width=\"0.4px\""); |
---|
612 | else if (layer & STNS) |
---|
613 | fprintf(fh, " stroke=\"black\" fill=\"none\" stroke-width=\"0.05px\""); |
---|
614 | else if (layer & LABELS) |
---|
615 | fprintf(fh, " font-size=\"%.3fem\"", text_height); |
---|
616 | else if (layer & XSECT) |
---|
617 | fprintf(fh, " stroke=\"grey\" fill=\"none\" stroke-width=\"0.1px\""); |
---|
618 | else if (layer & WALLS) |
---|
619 | fprintf(fh, " stroke=\"black\" fill=\"none\" stroke-width=\"0.1px\""); |
---|
620 | else if (layer & PASG) |
---|
621 | fprintf(fh, " stroke=\"none\" fill=\"peru\""); |
---|
622 | fprintf(fh, ">\n"); |
---|
623 | |
---|
624 | close_g = true; |
---|
625 | } |
---|
626 | |
---|
627 | void |
---|
628 | SVG::line(const img_point *p1, const img_point *p, bool fSurface, bool fPendingMove) |
---|
629 | { |
---|
630 | fSurface = fSurface; /* unused */ |
---|
631 | if (fPendingMove) { |
---|
632 | if (to_close) { |
---|
633 | fputs(to_close, fh); |
---|
634 | } |
---|
635 | fprintf(fh, "<path d=\"M%.3f %.3f", p1->x * factor, p1->y * -factor); |
---|
636 | } |
---|
637 | fprintf(fh, "L%.3f %.3f", p->x * factor, p->y * -factor); |
---|
638 | to_close = "\"/>\n"; |
---|
639 | } |
---|
640 | |
---|
641 | void |
---|
642 | SVG::label(const img_point *p, const char *s, bool fSurface, int) |
---|
643 | { |
---|
644 | fSurface = fSurface; /* unused */ |
---|
645 | fprintf(fh, "<text transform=\"translate(%.3f %.3f)\">", |
---|
646 | p->x * factor, p->y * -factor); |
---|
647 | html_escape(fh, s); |
---|
648 | fputs("</text>\n", fh); |
---|
649 | set_name(p, s); |
---|
650 | } |
---|
651 | |
---|
652 | void |
---|
653 | SVG::cross(const img_point *p, bool fSurface) |
---|
654 | { |
---|
655 | fSurface = fSurface; /* unused */ |
---|
656 | fprintf(fh, "<circle id=\"%s\" cx=\"%.3f\" cy=\"%.3f\" r=\"%.3f\"/>\n", |
---|
657 | find_name(p), p->x * factor, p->y * -factor, marker_size * SQRT_2); |
---|
658 | fprintf(fh, "<path d=\"M%.3f %.3fL%.3f %.3fM%.3f %.3fL%.3f %.3f\"/>\n", |
---|
659 | p->x * factor - marker_size, p->y * -factor - marker_size, |
---|
660 | p->x * factor + marker_size, p->y * -factor + marker_size, |
---|
661 | p->x * factor + marker_size, p->y * -factor - marker_size, |
---|
662 | p->x * factor - marker_size, p->y * -factor + marker_size); |
---|
663 | } |
---|
664 | |
---|
665 | void |
---|
666 | SVG::xsect(const img_point *p, double angle, double d1, double d2) |
---|
667 | { |
---|
668 | double s = sin(rad(angle)); |
---|
669 | double c = cos(rad(angle)); |
---|
670 | fprintf(fh, "<path d=\"M%.3f %.3fL%.3f %.3f\"/>\n", |
---|
671 | (p->x + c * d1) * factor, (p->y + s * d1) * -factor, |
---|
672 | (p->x - c * d2) * factor, (p->y - s * d2) * -factor); |
---|
673 | } |
---|
674 | |
---|
675 | void |
---|
676 | SVG::wall(const img_point *p, double angle, double d) |
---|
677 | { |
---|
678 | if (!to_close) { |
---|
679 | fprintf(fh, "<path d=\"M"); |
---|
680 | to_close = "\"/>\n"; |
---|
681 | } else { |
---|
682 | fprintf(fh, "L"); |
---|
683 | } |
---|
684 | double s = sin(rad(angle)); |
---|
685 | double c = cos(rad(angle)); |
---|
686 | fprintf(fh, "%.3f %.3f", (p->x + c * d) * factor, (p->y + s * d) * -factor); |
---|
687 | } |
---|
688 | |
---|
689 | void |
---|
690 | SVG::passage(const img_point *p, double angle, double d1, double d2) |
---|
691 | { |
---|
692 | double s = sin(rad(angle)); |
---|
693 | double c = cos(rad(angle)); |
---|
694 | double x1 = (p->x + c * d1) * factor; |
---|
695 | double y1 = (p->y + s * d1) * -factor; |
---|
696 | double x2 = (p->x - c * d2) * factor; |
---|
697 | double y2 = (p->y - s * d2) * -factor; |
---|
698 | if (*pending) { |
---|
699 | fputs(pending, fh); |
---|
700 | fprintf(fh, "L%.3f %.3fL%.3f %.3fZ\"/>\n", x2, y2, x1, y1); |
---|
701 | } |
---|
702 | sprintf(pending, "<path d=\"M%.3f %.3fL%.3f %.3f", x1, y1, x2, y2); |
---|
703 | } |
---|
704 | |
---|
705 | void |
---|
706 | SVG::tube_end() |
---|
707 | { |
---|
708 | *pending = '\0'; |
---|
709 | if (to_close) { |
---|
710 | fputs(to_close, fh); |
---|
711 | to_close = NULL; |
---|
712 | } |
---|
713 | } |
---|
714 | |
---|
715 | void |
---|
716 | SVG::footer() |
---|
717 | { |
---|
718 | if (to_close) { |
---|
719 | fputs(to_close, fh); |
---|
720 | to_close = NULL; |
---|
721 | } |
---|
722 | if (close_g) { |
---|
723 | fprintf(fh, "</g>\n"); |
---|
724 | close_g = false; |
---|
725 | } |
---|
726 | fprintf(fh, "</g>\n</svg>\n"); |
---|
727 | } |
---|
728 | |
---|
729 | class PLT : public ExportFilter { |
---|
730 | string escaped; |
---|
731 | |
---|
732 | const char * find_name_plt(const img_point *p); |
---|
733 | |
---|
734 | public: |
---|
735 | PLT() { } |
---|
736 | const int * passes() const; |
---|
737 | void header(const char *, const char *); |
---|
738 | void line(const img_point *, const img_point *, bool, bool); |
---|
739 | void label(const img_point *, const char *, bool, int); |
---|
740 | void footer(); |
---|
741 | }; |
---|
742 | |
---|
743 | const int * |
---|
744 | PLT::passes() const |
---|
745 | { |
---|
746 | static const int plt_passes[] = { LABELS, LEGS|SURF, 0 }; |
---|
747 | return plt_passes; |
---|
748 | } |
---|
749 | |
---|
750 | void |
---|
751 | PLT::header(const char *title, const char *) |
---|
752 | { |
---|
753 | size_t i; |
---|
754 | htab = (point **)osmalloc(HTAB_SIZE * ossizeof(point *)); |
---|
755 | for (i = 0; i < HTAB_SIZE; ++i) htab[i] = NULL; |
---|
756 | /* Survex is E, N, Alt - PLT file is N, E, Alt */ |
---|
757 | fprintf(fh, "Z %.3f %.3f %.3f %.3f %.3f %.3f\r\n", |
---|
758 | min_y / METRES_PER_FOOT, max_y / METRES_PER_FOOT, |
---|
759 | min_x / METRES_PER_FOOT, max_x / METRES_PER_FOOT, |
---|
760 | min_z / METRES_PER_FOOT, max_z / METRES_PER_FOOT); |
---|
761 | fprintf(fh, "N%s D 1 1 1 C%s\r\n", survey ? survey : "X", |
---|
762 | (title && title[0]) ? title : "X"); |
---|
763 | } |
---|
764 | |
---|
765 | void |
---|
766 | PLT::line(const img_point *p1, const img_point *p, bool fSurface, bool fPendingMove) |
---|
767 | { |
---|
768 | fSurface = fSurface; /* unused */ |
---|
769 | if (fPendingMove) { |
---|
770 | /* Survex is E, N, Alt - PLT file is N, E, Alt */ |
---|
771 | fprintf(fh, "M %.3f %.3f %.3f ", |
---|
772 | p1->y / METRES_PER_FOOT, p1->x / METRES_PER_FOOT, p1->z / METRES_PER_FOOT); |
---|
773 | /* dummy passage dimensions are required to avoid compass bug */ |
---|
774 | fprintf(fh, "S%s P -9 -9 -9 -9\r\n", find_name_plt(p1)); |
---|
775 | } |
---|
776 | /* Survex is E, N, Alt - PLT file is N, E, Alt */ |
---|
777 | fprintf(fh, "D %.3f %.3f %.3f ", |
---|
778 | p->y / METRES_PER_FOOT, p->x / METRES_PER_FOOT, p->z / METRES_PER_FOOT); |
---|
779 | /* dummy passage dimensions are required to avoid compass bug */ |
---|
780 | fprintf(fh, "S%s P -9 -9 -9 -9\r\n", find_name_plt(p)); |
---|
781 | } |
---|
782 | |
---|
783 | const char * |
---|
784 | PLT::find_name_plt(const img_point *p) |
---|
785 | { |
---|
786 | const char * s = find_name(p); |
---|
787 | escaped.resize(0); |
---|
788 | |
---|
789 | // PLT format can't handle spaces or control characters, so escape them |
---|
790 | // like in URLs (an arbitrary choice of escaping, but at least a familiar |
---|
791 | // one and % isn't likely to occur in station names). |
---|
792 | const char * q; |
---|
793 | for (q = s; *q; ++q) { |
---|
794 | unsigned char ch = *q; |
---|
795 | if (ch <= ' ' || ch == '%') { |
---|
796 | escaped.append(s, q - s); |
---|
797 | escaped += '%'; |
---|
798 | escaped += "0123456789abcdef"[ch >> 4]; |
---|
799 | escaped += "0123456789abcdef"[ch & 0x0f]; |
---|
800 | s = q + 1; |
---|
801 | } |
---|
802 | } |
---|
803 | if (!escaped.empty()) { |
---|
804 | escaped.append(s, q - s); |
---|
805 | return escaped.c_str(); |
---|
806 | } |
---|
807 | return s; |
---|
808 | } |
---|
809 | |
---|
810 | void |
---|
811 | PLT::label(const img_point *p, const char *s, bool fSurface, int) |
---|
812 | { |
---|
813 | fSurface = fSurface; /* unused */ |
---|
814 | set_name(p, s); |
---|
815 | } |
---|
816 | |
---|
817 | void |
---|
818 | PLT::footer(void) |
---|
819 | { |
---|
820 | /* Survex is E, N, Alt - PLT file is N, E, Alt */ |
---|
821 | fprintf(fh, "X %.3f %.3f %.3f %.3f %.3f %.3f\r\n", |
---|
822 | min_y / METRES_PER_FOOT, max_y / METRES_PER_FOOT, |
---|
823 | min_x / METRES_PER_FOOT, max_x / METRES_PER_FOOT, |
---|
824 | min_z / METRES_PER_FOOT, max_z / METRES_PER_FOOT); |
---|
825 | /* Yucky DOS "end of textfile" marker */ |
---|
826 | PUTC('\x1a', fh); |
---|
827 | } |
---|
828 | |
---|
829 | class EPS : public ExportFilter { |
---|
830 | public: |
---|
831 | EPS() { } |
---|
832 | void header(const char *, const char *); |
---|
833 | void line(const img_point *, const img_point *, bool, bool); |
---|
834 | void label(const img_point *, const char *, bool, int); |
---|
835 | void cross(const img_point *, bool); |
---|
836 | void footer(); |
---|
837 | }; |
---|
838 | |
---|
839 | void |
---|
840 | EPS::header(const char *title, const char *) |
---|
841 | { |
---|
842 | const char * fontname_labels = "helvetica"; // FIXME |
---|
843 | int fontsize_labels = 10; // FIXME |
---|
844 | fputs("%!PS-Adobe-2.0 EPSF-1.2\n", fh); |
---|
845 | fputs("%%Creator: Survex "VERSION" EPS Output Filter\n", fh); |
---|
846 | |
---|
847 | if (title && title[0]) |
---|
848 | fprintf(fh, "%%%%Title: %s\n", title); |
---|
849 | |
---|
850 | char buf[64]; |
---|
851 | time_t now = time(NULL); |
---|
852 | if (strftime(buf, sizeof(buf), "%Y-%m-%d %H:%M:%S %Z\n", localtime(&now))) { |
---|
853 | fputs("%%CreationDate: ", fh); |
---|
854 | fputs(buf, fh); |
---|
855 | } |
---|
856 | |
---|
857 | string name; |
---|
858 | #if defined(HAVE_GETPWUID) && !defined(__DJGPP__) |
---|
859 | struct passwd * ent = getpwuid(getuid()); |
---|
860 | if (ent && ent->pw_gecos[0]) name = ent->pw_gecos; |
---|
861 | #endif |
---|
862 | if (name.empty()) { |
---|
863 | name = ::wxGetUserName().mb_str(); |
---|
864 | if (name.empty()) { |
---|
865 | name = ::wxGetUserId().mb_str(); |
---|
866 | } |
---|
867 | } |
---|
868 | if (!name.empty()) { |
---|
869 | fprintf(fh, "%%%%For: %s\n", name.c_str()); |
---|
870 | } |
---|
871 | |
---|
872 | fprintf(fh, "%%%%BoundingBox: %d %d %d %d\n", |
---|
873 | int(floor(min_x * factor)), int(floor(min_y * factor)), |
---|
874 | int(ceil(max_x * factor)), int(ceil(max_y * factor))); |
---|
875 | fprintf(fh, "%%%%HiResBoundingBox: %.4f %.4f %.4f %.4f\n", |
---|
876 | min_x * factor, min_y * factor, max_x * factor, max_y * factor); |
---|
877 | fputs("%%LanguageLevel: 1\n" |
---|
878 | "%%PageOrder: Ascend\n" |
---|
879 | "%%Pages: 1\n" |
---|
880 | "%%Orientation: Portrait\n", fh); |
---|
881 | |
---|
882 | fprintf(fh, "%%%%DocumentFonts: %s\n", fontname_labels); |
---|
883 | |
---|
884 | fputs("%%EndComments\n" |
---|
885 | "%%Page 1 1\n" |
---|
886 | "save countdictstack mark\n", fh); |
---|
887 | |
---|
888 | /* this code adapted from a2ps */ |
---|
889 | fputs("%%BeginResource: encoding ISO88591Encoding\n" |
---|
890 | "/ISO88591Encoding [\n", fh); |
---|
891 | fputs("/.notdef /.notdef /.notdef /.notdef\n", fh); |
---|
892 | fputs("/.notdef /.notdef /.notdef /.notdef\n", fh); |
---|
893 | fputs("/.notdef /.notdef /.notdef /.notdef\n", fh); |
---|
894 | fputs("/.notdef /.notdef /.notdef /.notdef\n", fh); |
---|
895 | fputs("/.notdef /.notdef /.notdef /.notdef\n", fh); |
---|
896 | fputs("/.notdef /.notdef /.notdef /.notdef\n", fh); |
---|
897 | fputs("/.notdef /.notdef /.notdef /.notdef\n", fh); |
---|
898 | fputs("/.notdef /.notdef /.notdef /.notdef\n", fh); |
---|
899 | fputs( |
---|
900 | "/space /exclam /quotedbl /numbersign\n" |
---|
901 | "/dollar /percent /ampersand /quoteright\n" |
---|
902 | "/parenleft /parenright /asterisk /plus\n" |
---|
903 | "/comma /minus /period /slash\n" |
---|
904 | "/zero /one /two /three\n" |
---|
905 | "/four /five /six /seven\n" |
---|
906 | "/eight /nine /colon /semicolon\n" |
---|
907 | "/less /equal /greater /question\n" |
---|
908 | "/at /A /B /C /D /E /F /G\n" |
---|
909 | "/H /I /J /K /L /M /N /O\n" |
---|
910 | "/P /Q /R /S /T /U /V /W\n" |
---|
911 | "/X /Y /Z /bracketleft\n" |
---|
912 | "/backslash /bracketright /asciicircum /underscore\n" |
---|
913 | "/quoteleft /a /b /c /d /e /f /g\n" |
---|
914 | "/h /i /j /k /l /m /n /o\n" |
---|
915 | "/p /q /r /s /t /u /v /w\n" |
---|
916 | "/x /y /z /braceleft\n" |
---|
917 | "/bar /braceright /asciitilde /.notdef\n", fh); |
---|
918 | fputs("/.notdef /.notdef /.notdef /.notdef\n", fh); |
---|
919 | fputs("/.notdef /.notdef /.notdef /.notdef\n", fh); |
---|
920 | fputs("/.notdef /.notdef /.notdef /.notdef\n", fh); |
---|
921 | fputs("/.notdef /.notdef /.notdef /.notdef\n", fh); |
---|
922 | fputs("/.notdef /.notdef /.notdef /.notdef\n", fh); |
---|
923 | fputs("/.notdef /.notdef /.notdef /.notdef\n", fh); |
---|
924 | fputs("/.notdef /.notdef /.notdef /.notdef\n", fh); |
---|
925 | fputs("/.notdef /.notdef /.notdef /.notdef\n", fh); |
---|
926 | fputs( |
---|
927 | "/space /exclamdown /cent /sterling\n" |
---|
928 | "/currency /yen /brokenbar /section\n" |
---|
929 | "/dieresis /copyright /ordfeminine /guillemotleft\n" |
---|
930 | "/logicalnot /hyphen /registered /macron\n" |
---|
931 | "/degree /plusminus /twosuperior /threesuperior\n" |
---|
932 | "/acute /mu /paragraph /bullet\n" |
---|
933 | "/cedilla /onesuperior /ordmasculine /guillemotright\n" |
---|
934 | "/onequarter /onehalf /threequarters /questiondown\n" |
---|
935 | "/Agrave /Aacute /Acircumflex /Atilde\n" |
---|
936 | "/Adieresis /Aring /AE /Ccedilla\n" |
---|
937 | "/Egrave /Eacute /Ecircumflex /Edieresis\n" |
---|
938 | "/Igrave /Iacute /Icircumflex /Idieresis\n" |
---|
939 | "/Eth /Ntilde /Ograve /Oacute\n" |
---|
940 | "/Ocircumflex /Otilde /Odieresis /multiply\n" |
---|
941 | "/Oslash /Ugrave /Uacute /Ucircumflex\n" |
---|
942 | "/Udieresis /Yacute /Thorn /germandbls\n" |
---|
943 | "/agrave /aacute /acircumflex /atilde\n" |
---|
944 | "/adieresis /aring /ae /ccedilla\n" |
---|
945 | "/egrave /eacute /ecircumflex /edieresis\n" |
---|
946 | "/igrave /iacute /icircumflex /idieresis\n" |
---|
947 | "/eth /ntilde /ograve /oacute\n" |
---|
948 | "/ocircumflex /otilde /odieresis /divide\n" |
---|
949 | "/oslash /ugrave /uacute /ucircumflex\n" |
---|
950 | "/udieresis /yacute /thorn /ydieresis\n" |
---|
951 | "] def\n" |
---|
952 | "%%EndResource\n", fh); |
---|
953 | |
---|
954 | /* this code adapted from a2ps */ |
---|
955 | fputs( |
---|
956 | "/reencode {\n" /* def */ |
---|
957 | "dup length 5 add dict begin\n" |
---|
958 | "{\n" /* forall */ |
---|
959 | "1 index /FID ne\n" |
---|
960 | "{ def }{ pop pop } ifelse\n" |
---|
961 | "} forall\n" |
---|
962 | "/Encoding exch def\n" |
---|
963 | |
---|
964 | /* Use the font's bounding box to determine the ascent, descent, |
---|
965 | * and overall height; don't forget that these values have to be |
---|
966 | * transformed using the font's matrix. |
---|
967 | * We use `load' because sometimes BBox is executable, sometimes not. |
---|
968 | * Since we need 4 numbers and not an array avoid BBox from being executed |
---|
969 | */ |
---|
970 | "/FontBBox load aload pop\n" |
---|
971 | "FontMatrix transform /Ascent exch def pop\n" |
---|
972 | "FontMatrix transform /Descent exch def pop\n" |
---|
973 | "/FontHeight Ascent Descent sub def\n" |
---|
974 | |
---|
975 | /* Define these in case they're not in the FontInfo (also, here |
---|
976 | * they're easier to get to. |
---|
977 | */ |
---|
978 | "/UnderlinePosition 1 def\n" |
---|
979 | "/UnderlineThickness 1 def\n" |
---|
980 | |
---|
981 | /* Get the underline position and thickness if they're defined. */ |
---|
982 | "currentdict /FontInfo known {\n" |
---|
983 | "FontInfo\n" |
---|
984 | |
---|
985 | "dup /UnderlinePosition known {\n" |
---|
986 | "dup /UnderlinePosition get\n" |
---|
987 | "0 exch FontMatrix transform exch pop\n" |
---|
988 | "/UnderlinePosition exch def\n" |
---|
989 | "} if\n" |
---|
990 | |
---|
991 | "dup /UnderlineThickness known {\n" |
---|
992 | "/UnderlineThickness get\n" |
---|
993 | "0 exch FontMatrix transform exch pop\n" |
---|
994 | "/UnderlineThickness exch def\n" |
---|
995 | "} if\n" |
---|
996 | |
---|
997 | "} if\n" |
---|
998 | "currentdict\n" |
---|
999 | "end\n" |
---|
1000 | "} bind def\n", fh); |
---|
1001 | |
---|
1002 | fprintf(fh, "/lab ISO88591Encoding /%s findfont reencode definefont pop\n", |
---|
1003 | fontname_labels); |
---|
1004 | |
---|
1005 | fprintf(fh, "/lab findfont %d scalefont setfont\n", int(fontsize_labels)); |
---|
1006 | |
---|
1007 | fprintf(fh, "0.1 setlinewidth\n"); |
---|
1008 | |
---|
1009 | #if 0 |
---|
1010 | /* C<digit> changes colour */ |
---|
1011 | /* FIXME: read from ini */ |
---|
1012 | { |
---|
1013 | size_t i; |
---|
1014 | for (i = 0; i < sizeof(colour) / sizeof(colour[0]); ++i) { |
---|
1015 | fprintf(fh, "/C%u {stroke %.3f %.3f %.3f setrgbcolor} def\n", i, |
---|
1016 | (double)(colour[i] & 0xff0000) / 0xff0000, |
---|
1017 | (double)(colour[i] & 0xff00) / 0xff00, |
---|
1018 | (double)(colour[i] & 0xff) / 0xff); |
---|
1019 | } |
---|
1020 | } |
---|
1021 | fputs("C0\n", fh); |
---|
1022 | #endif |
---|
1023 | |
---|
1024 | /* Postscript definition for drawing a cross */ |
---|
1025 | fprintf(fh, "/X {stroke moveto %.2f %.2f rmoveto %.2f %.2f rlineto " |
---|
1026 | "%.2f 0 rmoveto %.2f %.2f rlineto %.2f %.2f rmoveto} def\n", |
---|
1027 | -marker_size, -marker_size, marker_size * 2, marker_size * 2, |
---|
1028 | -marker_size * 2, marker_size * 2, -marker_size * 2, |
---|
1029 | -marker_size, marker_size ); |
---|
1030 | |
---|
1031 | /* define some functions to keep file short */ |
---|
1032 | fputs("/M {stroke moveto} def\n" |
---|
1033 | "/L {lineto} def\n" |
---|
1034 | /* "/R {rlineto} def\n" */ |
---|
1035 | "/S {show} def\n", fh); |
---|
1036 | |
---|
1037 | fprintf(fh, "gsave %.8f dup scale\n", factor); |
---|
1038 | #if 0 |
---|
1039 | if (grid > 0) { |
---|
1040 | double x, y; |
---|
1041 | x = floor(min_x / grid) * grid + grid; |
---|
1042 | y = floor(min_y / grid) * grid + grid; |
---|
1043 | #ifdef DEBUG_CAD3D |
---|
1044 | printf("x_min: %f y_min: %f\n", x, y); |
---|
1045 | #endif |
---|
1046 | while (x < max_x) { |
---|
1047 | /* horizontal line */ |
---|
1048 | fprintf(fh, "0\nLINE\n"); |
---|
1049 | fprintf(fh, "8\nGrid\n"); /* Layer */ |
---|
1050 | fprintf(fh, "10\n%6.2f\n", x); |
---|
1051 | fprintf(fh, "20\n%6.2f\n", min_y); |
---|
1052 | fprintf(fh, "30\n0\n"); |
---|
1053 | fprintf(fh, "11\n%6.2f\n", x); |
---|
1054 | fprintf(fh, "21\n%6.2f\n", max_y); |
---|
1055 | fprintf(fh, "31\n0\n"); |
---|
1056 | x += grid; |
---|
1057 | } |
---|
1058 | while (y < max_y) { |
---|
1059 | /* vertical line */ |
---|
1060 | fprintf(fh, "0\nLINE\n"); |
---|
1061 | fprintf(fh, "8\nGrid\n"); /* Layer */ |
---|
1062 | fprintf(fh, "10\n%6.2f\n", min_x); |
---|
1063 | fprintf(fh, "20\n%6.2f\n", y); |
---|
1064 | fprintf(fh, "30\n0\n"); |
---|
1065 | fprintf(fh, "11\n%6.2f\n", max_x); |
---|
1066 | fprintf(fh, "21\n%6.2f\n", y); |
---|
1067 | fprintf(fh, "31\n0\n"); |
---|
1068 | y += grid; |
---|
1069 | } |
---|
1070 | } |
---|
1071 | #endif |
---|
1072 | } |
---|
1073 | |
---|
1074 | void |
---|
1075 | EPS::line(const img_point *p1, const img_point *p, bool fSurface, bool fPendingMove) |
---|
1076 | { |
---|
1077 | fSurface = fSurface; /* unused */ |
---|
1078 | if (fPendingMove) { |
---|
1079 | fprintf(fh, "%.2f %.2f M\n", p1->x, p1->y); |
---|
1080 | } |
---|
1081 | fprintf(fh, "%.2f %.2f L\n", p->x, p->y); |
---|
1082 | } |
---|
1083 | |
---|
1084 | void |
---|
1085 | EPS::label(const img_point *p, const char *s, bool /*fSurface*/, int) |
---|
1086 | { |
---|
1087 | fprintf(fh, "%.2f %.2f M\n", p->x, p->y); |
---|
1088 | PUTC('(', fh); |
---|
1089 | while (*s) { |
---|
1090 | unsigned char ch = *s++; |
---|
1091 | switch (ch) { |
---|
1092 | case '(': case ')': case '\\': /* need to escape these characters */ |
---|
1093 | PUTC('\\', fh); |
---|
1094 | PUTC(ch, fh); |
---|
1095 | break; |
---|
1096 | default: |
---|
1097 | PUTC(ch, fh); |
---|
1098 | break; |
---|
1099 | } |
---|
1100 | } |
---|
1101 | fputs(") S\n", fh); |
---|
1102 | } |
---|
1103 | |
---|
1104 | void |
---|
1105 | EPS::cross(const img_point *p, bool fSurface) |
---|
1106 | { |
---|
1107 | fSurface = fSurface; /* unused */ |
---|
1108 | fprintf(fh, "%.2f %.2f X\n", p->x, p->y); |
---|
1109 | } |
---|
1110 | |
---|
1111 | void |
---|
1112 | EPS::footer(void) |
---|
1113 | { |
---|
1114 | fputs("stroke showpage grestore\n" |
---|
1115 | "%%Trailer\n" |
---|
1116 | "cleartomark countdictstack exch sub { end } repeat restore\n" |
---|
1117 | "%%EOF\n", fh); |
---|
1118 | } |
---|
1119 | |
---|
1120 | bool |
---|
1121 | Export(const wxString &fnm_out, const wxString &title, |
---|
1122 | const wxString &datestamp, const MainFrm * mainfrm, |
---|
1123 | double pan, double tilt, int show_mask, export_format format, |
---|
1124 | const char * input_projection, |
---|
1125 | double grid_, double text_height_, double marker_size_) |
---|
1126 | { |
---|
1127 | int fPendingMove = 0; |
---|
1128 | img_point p, p1; |
---|
1129 | double s = 0, c = 0; |
---|
1130 | const int *pass; |
---|
1131 | bool elevation = (tilt == 0.0); |
---|
1132 | |
---|
1133 | grid = grid_; |
---|
1134 | text_height = text_height_; |
---|
1135 | marker_size = marker_size_; |
---|
1136 | |
---|
1137 | #if 0 // FIXME: allow these to be set from aven somehow! |
---|
1138 | case 'r': /* Reduction factor */ |
---|
1139 | scale = cmdline_double_arg(); |
---|
1140 | break; |
---|
1141 | case 's': |
---|
1142 | survey = optarg; |
---|
1143 | break; |
---|
1144 | #endif |
---|
1145 | |
---|
1146 | ExportFilter * filt; |
---|
1147 | switch (format) { |
---|
1148 | case FMT_DXF: |
---|
1149 | filt = new DXF; |
---|
1150 | break; |
---|
1151 | case FMT_EPS: |
---|
1152 | filt = new EPS; |
---|
1153 | factor = POINTS_PER_MM * 1000.0 / scale; |
---|
1154 | break; |
---|
1155 | case FMT_GPX: |
---|
1156 | filt = new GPX(input_projection); |
---|
1157 | show_mask |= FULL_COORDS; |
---|
1158 | break; |
---|
1159 | case FMT_HPGL: |
---|
1160 | filt = new HPGL; |
---|
1161 | // factor = POINTS_PER_MM * 1000.0 / scale; |
---|
1162 | break; |
---|
1163 | case FMT_PLT: |
---|
1164 | filt = new PLT; |
---|
1165 | show_mask |= FULL_COORDS; |
---|
1166 | break; |
---|
1167 | case FMT_SK: |
---|
1168 | filt = new Skencil; |
---|
1169 | factor = POINTS_PER_MM * 1000.0 / scale; |
---|
1170 | break; |
---|
1171 | case FMT_SVG: |
---|
1172 | filt = new SVG; |
---|
1173 | factor = 1000.0 / scale; |
---|
1174 | break; |
---|
1175 | default: |
---|
1176 | return false; |
---|
1177 | } |
---|
1178 | |
---|
1179 | // FIXME: This should really use fn_str() - currently we probably can't |
---|
1180 | // save to a Unicode path on wxmsw. |
---|
1181 | if (!filt->fopen(fnm_out.mb_str())) { |
---|
1182 | delete filt; |
---|
1183 | return false; |
---|
1184 | } |
---|
1185 | |
---|
1186 | if (elevation) { |
---|
1187 | s = sin(rad(pan)); |
---|
1188 | c = cos(rad(pan)); |
---|
1189 | } |
---|
1190 | |
---|
1191 | /* Get drawing corners */ |
---|
1192 | min_x = min_y = min_z = HUGE_VAL; |
---|
1193 | max_x = max_y = max_z = -HUGE_VAL; |
---|
1194 | list<traverse>::const_iterator trav = mainfrm->traverses_begin(); |
---|
1195 | list<traverse>::const_iterator tend = mainfrm->traverses_end(); |
---|
1196 | for ( ; trav != tend; ++trav) { |
---|
1197 | vector<PointInfo>::const_iterator pos = trav->begin(); |
---|
1198 | vector<PointInfo>::const_iterator end = trav->end(); |
---|
1199 | for ( ; pos != end; ++pos) { |
---|
1200 | p.x = pos->GetX(); |
---|
1201 | p.y = pos->GetY(); |
---|
1202 | p.z = pos->GetZ(); |
---|
1203 | |
---|
1204 | if (elevation) { |
---|
1205 | double xnew = p.x * c - p.y * s; |
---|
1206 | double znew = - p.x * s - p.y * c; |
---|
1207 | p.y = p.z; |
---|
1208 | p.z = znew; |
---|
1209 | p.x = xnew; |
---|
1210 | } |
---|
1211 | |
---|
1212 | if (p.x < min_x) min_x = p.x; |
---|
1213 | if (p.x > max_x) max_x = p.x; |
---|
1214 | if (p.y < min_y) min_y = p.y; |
---|
1215 | if (p.y > max_y) max_y = p.y; |
---|
1216 | if (p.z < min_z) min_z = p.z; |
---|
1217 | if (p.z > max_z) max_z = p.z; |
---|
1218 | } |
---|
1219 | } |
---|
1220 | { |
---|
1221 | list<LabelInfo*>::const_iterator pos = mainfrm->GetLabels(); |
---|
1222 | list<LabelInfo*>::const_iterator end = mainfrm->GetLabelsEnd(); |
---|
1223 | for ( ; pos != end; ++pos) { |
---|
1224 | p.x = (*pos)->GetX(); |
---|
1225 | p.y = (*pos)->GetY(); |
---|
1226 | p.z = (*pos)->GetZ(); |
---|
1227 | |
---|
1228 | if (elevation) { |
---|
1229 | double xnew = p.x * c - p.y * s; |
---|
1230 | double znew = - p.x * s - p.y * c; |
---|
1231 | p.y = p.z; |
---|
1232 | p.z = znew; |
---|
1233 | p.x = xnew; |
---|
1234 | } |
---|
1235 | |
---|
1236 | if (p.x < min_x) min_x = p.x; |
---|
1237 | if (p.x > max_x) max_x = p.x; |
---|
1238 | if (p.y < min_y) min_y = p.y; |
---|
1239 | if (p.y > max_y) max_y = p.y; |
---|
1240 | if (p.z < min_z) min_z = p.z; |
---|
1241 | if (p.z > max_z) max_z = p.z; |
---|
1242 | } |
---|
1243 | } |
---|
1244 | |
---|
1245 | if (grid > 0) { |
---|
1246 | min_x -= grid / 2; |
---|
1247 | max_x += grid / 2; |
---|
1248 | min_y -= grid / 2; |
---|
1249 | max_y += grid / 2; |
---|
1250 | } |
---|
1251 | |
---|
1252 | /* handle empty file gracefully */ |
---|
1253 | if (min_x > max_x) { |
---|
1254 | min_x = min_y = min_z = 0; |
---|
1255 | max_x = max_y = max_z = 0; |
---|
1256 | } |
---|
1257 | |
---|
1258 | double x_offset, y_offset, z_offset; |
---|
1259 | if (show_mask & FULL_COORDS) { |
---|
1260 | // Full coordinates. |
---|
1261 | x_offset = mainfrm->GetOffset().GetX(); |
---|
1262 | y_offset = mainfrm->GetOffset().GetY(); |
---|
1263 | z_offset = mainfrm->GetOffset().GetZ(); |
---|
1264 | } else if (show_mask & CENTRED) { |
---|
1265 | // Centred. |
---|
1266 | x_offset = (min_x + max_x) * -0.5; |
---|
1267 | y_offset = (min_y + max_y) * -0.5; |
---|
1268 | z_offset = (min_z + max_z) * -0.5; |
---|
1269 | } else { |
---|
1270 | // Origin at lowest SW corner. |
---|
1271 | x_offset = -min_x; |
---|
1272 | y_offset = -min_y; |
---|
1273 | z_offset = -min_z; |
---|
1274 | } |
---|
1275 | min_x += x_offset; |
---|
1276 | max_x += x_offset; |
---|
1277 | min_y += y_offset; |
---|
1278 | max_y += y_offset; |
---|
1279 | min_z += z_offset; |
---|
1280 | max_z += z_offset; |
---|
1281 | |
---|
1282 | /* Header */ |
---|
1283 | filt->header(title.mb_str(), datestamp.mb_str()); |
---|
1284 | |
---|
1285 | p1.x = p1.y = p1.z = 0; /* avoid compiler warning */ |
---|
1286 | |
---|
1287 | for (pass = filt->passes(); *pass; ++pass) { |
---|
1288 | int pass_mask = show_mask & *pass; |
---|
1289 | if (!pass_mask) |
---|
1290 | continue; |
---|
1291 | filt->start_pass(*pass); |
---|
1292 | if (pass_mask & LEGS) { |
---|
1293 | trav = mainfrm->traverses_begin(); |
---|
1294 | tend = mainfrm->traverses_end(); |
---|
1295 | for ( ; trav != tend; ++trav) { |
---|
1296 | assert(trav->size() > 1); |
---|
1297 | vector<PointInfo>::const_iterator pos = trav->begin(); |
---|
1298 | vector<PointInfo>::const_iterator end = trav->end(); |
---|
1299 | for ( ; pos != end; ++pos) { |
---|
1300 | p.x = pos->GetX() + x_offset; |
---|
1301 | p.y = pos->GetY() + y_offset; |
---|
1302 | p.z = pos->GetZ() + z_offset; |
---|
1303 | if (elevation) { |
---|
1304 | double xnew = p.x * c - p.y * s; |
---|
1305 | double znew = - p.x * s - p.y * c; |
---|
1306 | p.y = p.z; |
---|
1307 | p.z = znew; |
---|
1308 | p.x = xnew; |
---|
1309 | } |
---|
1310 | |
---|
1311 | if (pos == trav->begin()) { |
---|
1312 | // First point is move... |
---|
1313 | #ifdef DEBUG_CAD3D |
---|
1314 | printf("move to %9.2f %9.2f %9.2f\n",x,y,z); |
---|
1315 | #endif |
---|
1316 | fPendingMove = 1; |
---|
1317 | } else { |
---|
1318 | #ifdef DEBUG_CAD3D |
---|
1319 | printf("line to %9.2f %9.2f %9.2f\n", p.x, p.y, p.z); |
---|
1320 | #endif |
---|
1321 | filt->line(&p1, &p, false, fPendingMove); |
---|
1322 | fPendingMove = 0; |
---|
1323 | } |
---|
1324 | p1 = p; |
---|
1325 | } |
---|
1326 | } |
---|
1327 | } |
---|
1328 | if (pass_mask & SURF) { |
---|
1329 | trav = mainfrm->surface_traverses_begin(); |
---|
1330 | tend = mainfrm->surface_traverses_end(); |
---|
1331 | for ( ; trav != tend; ++trav) { |
---|
1332 | assert(trav->size() > 1); |
---|
1333 | vector<PointInfo>::const_iterator pos = trav->begin(); |
---|
1334 | vector<PointInfo>::const_iterator end = trav->end(); |
---|
1335 | for ( ; pos != end; ++pos) { |
---|
1336 | p.x = pos->GetX() + x_offset; |
---|
1337 | p.y = pos->GetY() + y_offset; |
---|
1338 | p.z = pos->GetZ() + z_offset; |
---|
1339 | |
---|
1340 | if (elevation) { |
---|
1341 | double xnew = p.x * c - p.y * s; |
---|
1342 | double znew = - p.x * s - p.y * c; |
---|
1343 | p.y = p.z; |
---|
1344 | p.z = znew; |
---|
1345 | p.x = xnew; |
---|
1346 | } |
---|
1347 | |
---|
1348 | if (pos == trav->begin()) { |
---|
1349 | // First point is move... |
---|
1350 | #ifdef DEBUG_CAD3D |
---|
1351 | printf("surface move to %9.2f %9.2f %9.2f\n",x,y,z); |
---|
1352 | #endif |
---|
1353 | fPendingMove = 1; |
---|
1354 | } else { |
---|
1355 | #ifdef DEBUG_CAD3D |
---|
1356 | printf("surface line to %9.2f %9.2f %9.2f\n", p.x, p.y, p.z); |
---|
1357 | #endif |
---|
1358 | filt->line(&p1, &p, true, fPendingMove); |
---|
1359 | fPendingMove = 0; |
---|
1360 | } |
---|
1361 | p1 = p; |
---|
1362 | } |
---|
1363 | } |
---|
1364 | } |
---|
1365 | if (pass_mask & (STNS|LABELS|ENTS|FIXES|EXPORTS)) { |
---|
1366 | list<LabelInfo*>::const_iterator pos = mainfrm->GetLabels(); |
---|
1367 | list<LabelInfo*>::const_iterator end = mainfrm->GetLabelsEnd(); |
---|
1368 | for ( ; pos != end; ++pos) { |
---|
1369 | p.x = (*pos)->GetX() + x_offset; |
---|
1370 | p.y = (*pos)->GetY() + y_offset; |
---|
1371 | p.z = (*pos)->GetZ() + z_offset; |
---|
1372 | |
---|
1373 | if (elevation) { |
---|
1374 | double xnew = p.x * c - p.y * s; |
---|
1375 | double znew = - p.x * s - p.y * c; |
---|
1376 | p.y = p.z; |
---|
1377 | p.z = znew; |
---|
1378 | p.x = xnew; |
---|
1379 | } |
---|
1380 | #ifdef DEBUG_CAD3D |
---|
1381 | printf("label '%s' at %9.2f %9.2f %9.2f\n",(*pos)->GetText(),x,y,z); |
---|
1382 | #endif |
---|
1383 | int type = 0; |
---|
1384 | if ((pass_mask & ENTS) && (*pos)->IsEntrance()) { |
---|
1385 | type = ENTS; |
---|
1386 | } else if ((pass_mask & FIXES) && (*pos)->IsFixedPt()) { |
---|
1387 | type = FIXES; |
---|
1388 | } else if ((pass_mask & EXPORTS) && (*pos)->IsExportedPt()) { |
---|
1389 | type = EXPORTS; |
---|
1390 | } else if (pass_mask & LABELS) { |
---|
1391 | type = LABELS; |
---|
1392 | } |
---|
1393 | if (type) { |
---|
1394 | const char * text = (*pos)->GetText().mb_str(); |
---|
1395 | /* Use !UNDERGROUND as the criterion - we want stations where |
---|
1396 | * a surface and underground survey meet to be in the |
---|
1397 | * underground layer */ |
---|
1398 | filt->label(&p, text, !(*pos)->IsUnderground(), type); |
---|
1399 | } |
---|
1400 | if (pass_mask & STNS) |
---|
1401 | filt->cross(&p, !(*pos)->IsUnderground()); |
---|
1402 | } |
---|
1403 | } |
---|
1404 | if (pass_mask & (XSECT|WALLS|PASG)) { |
---|
1405 | list<vector<XSect> >::const_iterator tube = mainfrm->tubes_begin(); |
---|
1406 | list<vector<XSect> >::const_iterator tube_end = mainfrm->tubes_end(); |
---|
1407 | for ( ; tube != tube_end; ++tube) { |
---|
1408 | vector<XSect>::const_iterator pos = tube->begin(); |
---|
1409 | vector<XSect>::const_iterator end = tube->end(); |
---|
1410 | for ( ; pos != end; ++pos) { |
---|
1411 | const XSect & xs = *pos; |
---|
1412 | p.x = xs.GetX() + x_offset; |
---|
1413 | p.y = xs.GetY() + y_offset; |
---|
1414 | p.z = xs.GetZ() + z_offset; |
---|
1415 | |
---|
1416 | if (elevation) { |
---|
1417 | double xnew = p.x * c - p.y * s; |
---|
1418 | double znew = - p.x * s - p.y * c; |
---|
1419 | p.y = p.z; |
---|
1420 | p.z = znew; |
---|
1421 | p.x = xnew; |
---|
1422 | if (pass_mask & XSECT) |
---|
1423 | filt->xsect(&p, 0, xs.GetU(), xs.GetD()); |
---|
1424 | if (pass_mask & WALL1) |
---|
1425 | filt->wall(&p, 0, xs.GetU()); |
---|
1426 | if (pass_mask & WALL2) |
---|
1427 | filt->wall(&p, 180, xs.GetD()); |
---|
1428 | if (pass_mask & PASG) |
---|
1429 | filt->passage(&p, 0, xs.GetU(), xs.GetD()); |
---|
1430 | } else { |
---|
1431 | if (pass_mask & XSECT) |
---|
1432 | filt->xsect(&p, xs.get_right_bearing() + 180, xs.GetL(), xs.GetR()); |
---|
1433 | if (pass_mask & WALL1) |
---|
1434 | filt->wall(&p, xs.get_right_bearing() + 180, xs.GetL()); |
---|
1435 | if (pass_mask & WALL2) |
---|
1436 | filt->wall(&p, xs.get_right_bearing(), xs.GetR()); |
---|
1437 | if (pass_mask & PASG) |
---|
1438 | filt->passage(&p, xs.get_right_bearing() + 180, xs.GetL(), xs.GetR()); |
---|
1439 | } |
---|
1440 | } |
---|
1441 | filt->tube_end(); |
---|
1442 | } |
---|
1443 | } |
---|
1444 | } |
---|
1445 | filt->footer(); |
---|
1446 | delete filt; |
---|
1447 | osfree(htab); |
---|
1448 | htab = NULL; |
---|
1449 | return true; |
---|
1450 | } |
---|