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   1 /****************************************************************************
   2 ** $Id: dl_codes.h 273 2005-02-28 18:14:39Z andrew $
   3 **
   4 ** Copyright (C) 2001-2003 RibbonSoft. All rights reserved.
   5 ** Copyright (C) 2001 Robert J. Campbell Jr.
   6 **
   7 ** This file is part of the dxflib project.
   8 **
   9 ** This file may be distributed and/or modified under the terms of the
  10 ** GNU General Public License version 2 as published by the Free Software
  11 ** Foundation and appearing in the file LICENSE.GPL included in the
  12 ** packaging of this file.
  13 **
  14 ** Licensees holding valid dxflib Professional Edition licenses may use
  15 ** this file in accordance with the dxflib Commercial License
  16 ** Agreement provided with the Software.
  17 **
  18 ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
  19 ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
  20 **
  21 ** See http://www.ribbonsoft.com for further details.
  22 **
  23 ** Contact info@ribbonsoft.com if any conditions of this licensing are
  24 ** not clear to you.
  25 **
  26 **********************************************************************/
  27
  28 /**
  29  * Defines common DXF codes and constants.
  30  */
  31
  32 #ifndef DXF_CODES_H
  33 #define DXF_CODES_H
  34
  35 #if _MSC_VER > 1000
  36 #pragma once
  37 #endif // _MSC_VER > 1000
  38
  39 #if defined(__OS2__)||defined(__EMX__)||defined(_WIN32)
  40 #define strcasecmp(s,t) stricmp(s,t)
  41 #endif
  42
  43 #ifdef _WIN32
  44 #undef M_PI
  45 #define M_PI   3.14159265358979323846
  46 #pragma warning(disable : 4800)
  47 #endif
  48
  49 #ifndef M_PI
  50 #define M_PI 3.1415926535897932384626433832795
  51 #endif
  52
  53 #define DL_DXF_MAXLINE 1024
  54 #define DL_DXF_MAXGROUPCODE 1100
  55
  56 // used to mark invalid vectors:
  57 //#define DL_DXF_MAXDOUBLE 1.0E+10
  58
  59 /**
  60  * Codes for colors and DXF versions.
  61  */
  62 class DL_Codes {
  63 public:
  64     /**
  65      * Standard DXF colors.
  66      */
  67     enum color {
  68         black = 250,
  69         green = 3,
  70         red = 1,
  71         brown = 15,
  72         yellow = 2,
  73         cyan = 4,
  74         magenta = 6,
  75         gray = 8,
  76         blue = 5,
  77         l_blue = 163,
  78         l_green = 121,
  79         l_cyan = 131,
  80         l_red = 23,
  81         l_magenta = 221,
  82         l_gray = 252,
  83         white = 7,
  84         bylayer = 256,
  85         byblock = 0
  86     };
  87
  88     /**
  89      * Version numbers for the DXF Format.
  90      */
  91     enum version {
  92         AC1009, AC1012, AC1014, AC1015
  93     };
  94 };
  95
  96
  97 // Extended color palette:
  98 // The first entry is only for direct indexing starting with [1]
  99 // Color 1 is red (1,0,0)
 100 const double dxfColors[][3] = {
 101                                   {0,0,0},                // unused
 102                                   {1,0,0},                // 1
 103                                   {1,1,0},
 104                                   {0,1,0},
 105                                   {0,1,1},
 106                                   {0,0,1},
 107                                   {1,0,1},
 108                                   {1,1,1},                // black or white
 109                                   {0.5,0.5,0.5},
 110                                   {0.75,0.75,0.75},
 111                                   {1,0,0},                // 10
 112                                   {1,0.5,0.5},
 113                                   {0.65,0,0},
 114                                   {0.65,0.325,0.325},
 115                                   {0.5,0,0},
 116                                   {0.5,0.25,0.25},
 117                                   {0.3,0,0},
 118                                   {0.3,0.15,0.15},
 119                                   {0.15,0,0},
 120                                   {0.15,0.075,0.075},
 121                                   {1,0.25,0},             // 20
 122                                   {1,0.625,0.5},
 123                                   {0.65,0.1625,0},
 124                                   {0.65,0.4063,0.325},
 125                                   {0.5,0.125,0},
 126                                   {0.5,0.3125,0.25},
 127                                   {0.3,0.075,0},
 128                                   {0.3,0.1875,0.15},
 129                                   {0.15,0.0375,0},
 130                                   {0.15,0.0938,0.075},
 131                                   {1,0.5,0},              // 30
 132                                   {1,0.75,0.5},
 133                                   {0.65,0.325,0},
 134                                   {0.65,0.4875,0.325},
 135                                   {0.5,0.25,0},
 136                                   {0.5,0.375,0.25},
 137                                   {0.3,0.15,0},
 138                                   {0.3,0.225,0.15},
 139                                   {0.15,0.075,0},
 140                                   {0.15,0.1125,0.075},
 141                                   {1,0.75,0},             // 40
 142                                   {1,0.875,0.5},
 143                                   {0.65,0.4875,0},
 144                                   {0.65,0.5688,0.325},
 145                                   {0.5,0.375,0},
 146                                   {0.5,0.4375,0.25},
 147                                   {0.3,0.225,0},
 148                                   {0.3,0.2625,0.15},
 149                                   {0.15,0.1125,0},
 150                                   {0.15,0.1313,0.075},
 151                                   {1,1,0},                // 50
 152                                   {1,1,0.5},
 153                                   {0.65,0.65,0},
 154                                   {0.65,0.65,0.325},
 155                                   {0.5,0.5,0},
 156                                   {0.5,0.5,0.25},
 157                                   {0.3,0.3,0},
 158                                   {0.3,0.3,0.15},
 159                                   {0.15,0.15,0},
 160                                   {0.15,0.15,0.075},
 161                                   {0.75,1,0},             // 60
 162                                   {0.875,1,0.5},
 163                                   {0.4875,0.65,0},
 164                                   {0.5688,0.65,0.325},
 165                                   {0.375,0.5,0},
 166                                   {0.4375,0.5,0.25},
 167                                   {0.225,0.3,0},
 168                                   {0.2625,0.3,0.15},
 169                                   {0.1125,0.15,0},
 170                                   {0.1313,0.15,0.075},
 171                                   {0.5,1,0},              // 70
 172                                   {0.75,1,0.5},
 173                                   {0.325,0.65,0},
 174                                   {0.4875,0.65,0.325},
 175                                   {0.25,0.5,0},
 176                                   {0.375,0.5,0.25},
 177                                   {0.15,0.3,0},
 178                                   {0.225,0.3,0.15},
 179                                   {0.075,0.15,0},
 180                                   {0.1125,0.15,0.075},
 181                                   {0.25,1,0},             // 80
 182                                   {0.625,1,0.5},
 183                                   {0.1625,0.65,0},
 184                                   {0.4063,0.65,0.325},
 185                                   {0.125,0.5,0},
 186                                   {0.3125,0.5,0.25},
 187                                   {0.075,0.3,0},
 188                                   {0.1875,0.3,0.15},
 189                                   {0.0375,0.15,0},
 190                                   {0.0938,0.15,0.075},
 191                                   {0,1,0},                // 90
 192                                   {0.5,1,0.5},
 193                                   {0,0.65,0},
 194                                   {0.325,0.65,0.325},
 195                                   {0,0.5,0},
 196                                   {0.25,0.5,0.25},
 197                                   {0,0.3,0},
 198                                   {0.15,0.3,0.15},
 199                                   {0,0.15,0},
 200                                   {0.075,0.15,0.075},
 201                                   {0,1,0.25},             // 100
 202                                   {0.5,1,0.625},
 203                                   {0,0.65,0.1625},
 204                                   {0.325,0.65,0.4063},
 205                                   {0,0.5,0.125},
 206                                   {0.25,0.5,0.3125},
 207                                   {0,0.3,0.075},
 208                                   {0.15,0.3,0.1875},
 209                                   {0,0.15,0.0375},
 210                                   {0.075,0.15,0.0938},
 211                                   {0,1,0.5},              // 110
 212                                   {0.5,1,0.75},
 213                                   {0,0.65,0.325},
 214                                   {0.325,0.65,0.4875},
 215                                   {0,0.5,0.25},
 216                                   {0.25,0.5,0.375},
 217                                   {0,0.3,0.15},
 218                                   {0.15,0.3,0.225},
 219                                   {0,0.15,0.075},
 220                                   {0.075,0.15,0.1125},
 221                                   {0,1,0.75},             // 120
 222                                   {0.5,1,0.875},
 223                                   {0,0.65,0.4875},
 224                                   {0.325,0.65,0.5688},
 225                                   {0,0.5,0.375},
 226                                   {0.25,0.5,0.4375},
 227                                   {0,0.3,0.225},
 228                                   {0.15,0.3,0.2625},
 229                                   {0,0.15,0.1125},
 230                                   {0.075,0.15,0.1313},
 231                                   {0,1,1},                // 130
 232                                   {0.5,1,1},
 233                                   {0,0.65,0.65},
 234                                   {0.325,0.65,0.65},
 235                                   {0,0.5,0.5},
 236                                   {0.25,0.5,0.5},
 237                                   {0,0.3,0.3},
 238                                   {0.15,0.3,0.3},
 239                                   {0,0.15,0.15},
 240                                   {0.075,0.15,0.15},
 241                                   {0,0.75,1},             // 140
 242                                   {0.5,0.875,1},
 243                                   {0,0.4875,0.65},
 244                                   {0.325,0.5688,0.65},
 245                                   {0,0.375,0.5},
 246                                   {0.25,0.4375,0.5},
 247                                   {0,0.225,0.3},
 248                                   {0.15,0.2625,0.3},
 249                                   {0,0.1125,0.15},
 250                                   {0.075,0.1313,0.15},
 251                                   {0,0.5,1},              // 150
 252                                   {0.5,0.75,1},
 253                                   {0,0.325,0.65},
 254                                   {0.325,0.4875,0.65},
 255                                   {0,0.25,0.5},
 256                                   {0.25,0.375,0.5},
 257                                   {0,0.15,0.3},
 258                                   {0.15,0.225,0.3},
 259                                   {0,0.075,0.15},
 260                                   {0.075,0.1125,0.15},
 261                                   {0,0.25,1},             // 160
 262                                   {0.5,0.625,1},
 263                                   {0,0.1625,0.65},
 264                                   {0.325,0.4063,0.65},
 265                                   {0,0.125,0.5},
 266                                   {0.25,0.3125,0.5},
 267                                   {0,0.075,0.3},
 268                                   {0.15,0.1875,0.3},
 269                                   {0,0.0375,0.15},
 270                                   {0.075,0.0938,0.15},
 271                                   {0,0,1},                // 170
 272                                   {0.5,0.5,1},
 273                                   {0,0,0.65},
 274                                   {0.325,0.325,0.65},
 275                                   {0,0,0.5},
 276                                   {0.25,0.25,0.5},
 277                                   {0,0,0.3},
 278                                   {0.15,0.15,0.3},
 279                                   {0,0,0.15},
 280                                   {0.075,0.075,0.15},
 281                                   {0.25,0,1},             // 180
 282                                   {0.625,0.5,1},
 283                                   {0.1625,0,0.65},
 284                                   {0.4063,0.325,0.65},
 285                                   {0.125,0,0.5},
 286                                   {0.3125,0.25,0.5},
 287                                   {0.075,0,0.3},
 288                                   {0.1875,0.15,0.3},
 289                                   {0.0375,0,0.15},
 290                                   {0.0938,0.075,0.15},
 291                                   {0.5,0,1},              // 190
 292                                   {0.75,0.5,1},
 293                                   {0.325,0,0.65},
 294                                   {0.4875,0.325,0.65},
 295                                   {0.25,0,0.5},
 296                                   {0.375,0.25,0.5},
 297                                   {0.15,0,0.3},
 298                                   {0.225,0.15,0.3},
 299                                   {0.075,0,0.15},
 300                                   {0.1125,0.075,0.15},
 301                                   {0.75,0,1},             // 200
 302                                   {0.875,0.5,1},
 303                                   {0.4875,0,0.65},
 304                                   {0.5688,0.325,0.65},
 305                                   {0.375,0,0.5},
 306                                   {0.4375,0.25,0.5},
 307                                   {0.225,0,0.3},
 308                                   {0.2625,0.15,0.3},
 309                                   {0.1125,0,0.15},
 310                                   {0.1313,0.075,0.15},
 311                                   {1,0,1},                // 210
 312                                   {1,0.5,1},
 313                                   {0.65,0,0.65},
 314                                   {0.65,0.325,0.65},
 315                                   {0.5,0,0.5},
 316                                   {0.5,0.25,0.5},
 317                                   {0.3,0,0.3},
 318                                   {0.3,0.15,0.3},
 319                                   {0.15,0,0.15},
 320                                   {0.15,0.075,0.15},
 321                                   {1,0,0.75},             // 220
 322                                   {1,0.5,0.875},
 323                                   {0.65,0,0.4875},
 324                                   {0.65,0.325,0.5688},
 325                                   {0.5,0,0.375},
 326                                   {0.5,0.25,0.4375},
 327                                   {0.3,0,0.225},
 328                                   {0.3,0.15,0.2625},
 329                                   {0.15,0,0.1125},
 330                                   {0.15,0.075,0.1313},
 331                                   {1,0,0.5},              // 230
 332                                   {1,0.5,0.75},
 333                                   {0.65,0,0.325},
 334                                   {0.65,0.325,0.4875},
 335                                   {0.5,0,0.25},
 336                                   {0.5,0.25,0.375},
 337                                   {0.3,0,0.15},
 338                                   {0.3,0.15,0.225},
 339                                   {0.15,0,0.075},
 340                                   {0.15,0.075,0.1125},
 341                                   {1,0,0.25},             // 240
 342                                   {1,0.5,0.625},
 343                                   {0.65,0,0.1625},
 344                                   {0.65,0.325,0.4063},
 345                                   {0.5,0,0.125},
 346                                   {0.5,0.25,0.3125},
 347                                   {0.3,0,0.075},
 348                                   {0.3,0.15,0.1875},
 349                                   {0.15,0,0.0375},
 350                                   {0.15,0.075,0.0938},
 351                                   {0.33,0.33,0.33},       // 250
 352                                   {0.464,0.464,0.464},
 353                                   {0.598,0.598,0.598},
 354                                   {0.732,0.732,0.732},
 355                                   {0.866,0.866,0.866},
 356                                   {1,1,1}                 // 255
 357                               }
 358                               ;
 359
 360
 361 // AutoCAD VERSION aliases
 362 #define VER_R12    DL_Codes::AC1009
 363 #define VER_LT2    DL_Codes::AC1009
 364 #define VER_R13    DL_Codes::AC1012   // not supported yet
 365 #define VER_LT95   DL_Codes::AC1012   // not supported yet
 366 #define VER_R14    DL_Codes::AC1014   // not supported yet
 367 #define VER_LT97   DL_Codes::AC1014   // not supported yet
 368 #define VER_LT98   DL_Codes::AC1014   // not supported yet
 369 #define VER_2000   DL_Codes::AC1015
 370 #define VER_2002   DL_Codes::AC1015
 371
 372
 373 // DXF Group Codes:
 374
 375 // Strings
 376 #define STRGRP_START      0
 377 #define STRGRP_END        9
 378
 379 // Coordinates
 380 #define CRDGRP_START     10
 381 #define CRDGRP_END       19
 382
 383 // Real values
 384 #define RLGRP_START      38
 385 #define RLGRP_END        59
 386
 387 // Short integer values
 388 #define SHOGRP_START     60
 389 #define SHOGRP_END       79
 390
 391 // New in Release 13,
 392 #define SUBCLASS        100
 393
 394 // More coordinates
 395 #define CRD2GRP_START   210
 396 #define CRD2GRP_END     239
 397
 398 // Extended data strings
 399 #define ESTRGRP_START  1000
 400 #define ESTRGRP_END    1009
 401
 402 // Extended data reals
 403 #define ERLGRP_START   1010
 404 #define ERLGRP_END     1059
 405
 406
 407 #define Y8_COORD_CODE       28
 408 #define Z0_COORD_CODE       30
 409 #define Z8_COORD_CODE       38
 410
 411 #define POINT_COORD_CODE    10
 412 #define INSERT_COORD_CODE   10
 413
 414 #define CRD2GRP_START      210
 415 #define CRD2GRP_END        239
 416
 417 #define THICKNESS            39
 418 #define FIRST_REAL_CODE      THICKNESS
 419 #define LAST_REAL_CODE       59
 420 #define FIRST_INT_CODE       60
 421 #define ATTFLAGS_CODE        70
 422 #define PLINE_FLAGS_CODE     70
 423 #define LAYER_FLAGS_CODE     70
 424 #define FLD_LEN_CODE         73 // Inside ATTRIB resbuf
 425 #define LAST_INT_CODE        79
 426 #define X_EXTRU_CODE        210
 427 #define Y_EXTRU_CODE        220
 428 #define Z_EXTRU_CODE        230
 429 #define COMMENT_CODE        999
 430
 431 // Start and endpoints of a line
 432 #define LINE_START_CODE      10  // Followed by x coord
 433 #define LINE_END_CODE        11  // Followed by x coord
 434
 435 // Some codes used by blocks
 436 #define BLOCK_FLAGS_CODE     70  // An int containing flags
 437 #define BLOCK_BASE_CODE      10  // Origin of block definition
 438 #define XREF_DEPENDENT       16  // If a block contains an XREF
 439 #define XREF_RESOLVED        32  // If a XREF resolved ok
 440 #define REFERENCED           64  // If a block is ref'd in DWG
 441
 442 #define XSCALE_CODE          41
 443 #define YSCALE_CODE          42
 444 #define ANGLE_CODE           50
 445 #define INS_POINT_CODE       10  // Followed by x of ins pnt
 446 #define NAME2_CODE            3  // Second appearance of name
 447
 448 // Some codes used by circle entities
 449 #define CENTER_CODE          10  // Followed by x of center
 450 #define RADIUS_CODE          40  // Followd by radius of circle
 451
 452 #define COND_OP_CODE         -4  // Conditional op,ads_ssget
 453
 454 // When using ads_buildlist you MUST use RTDXF0 instead of these
 455 #define ENTITY_TYPE_CODE      0  // Then there is LINE, 3DFACE..
 456 #define SES_CODE              0  // Start End String Code
 457 #define FILE_SEP_CODE         0  // File separator
 458 #define SOT_CODE              0  // Start Of Table
 459 #define TEXTVAL_CODE          1
 460 #define NAME_CODE             2
 461 #define BLOCK_NAME_CODE       2
 462 #define SECTION_NAME_CODE     2
 463 #define ENT_HAND_CODE         5  // What follows is hexa string
 464 #define TXT_STYLE_CODE        7  // Inside attributes
 465 #define LAYER_NAME_CODE       8  // What follows is layer name
 466 #define FIRST_XCOORD_CODE    10  // Group code x of 1st coord
 467 #define FIRST_YCOORD_CODE    20  // Group code y of 1st coord
 468 #define FIRST_ZCOORD_CODE    30  // Group code z of 1st coord
 469 #define L_START_CODE         10
 470 #define L_END_CODE           11
 471 #define TXTHI_CODE           40
 472 #define SCALE_X_CODE         41
 473 #define SCALE_Y_CODE         42
 474 #define SCALE_Z_CODE         43
 475 #define BULGE_CODE           42  // Used in PLINE verts for arcs
 476 #define ROTATION_CODE        50
 477 #define COLOUR_CODE          62  // What follows is a color int
 478 #define LTYPE_CODE            6  // What follows is a linetype
 479
 480
 481 // Attribute flags
 482 #define ATTS_FOLLOW_CODE     66
 483 #define ATT_TAG_CODE          2
 484 #define ATT_VAL_CODE          1
 485 #define ATT_FLAGS_CODE       70  // 4 1 bit flags as follows...
 486 #define ATT_INVIS_FLAG        1
 487 #define ATT_CONST_FLAG        2
 488 #define ATT_VERIFY_FLAG       4 // Prompt and verify
 489 #define ATT_PRESET_FLAG       8 // No prompt and no verify
 490
 491 // PLINE defines
 492 // Flags
 493 #define OPEN_PLINE       0x00
 494 #define CLOSED_PLINE     0x01
 495 #define POLYLINE3D       0x80
 496 #define PFACE_MESH       0x40
 497 #define PGON_MESH        0x10
 498 // Vertices follow entity, required in POLYLINES
 499 #define VERTS_FOLLOW_CODE   66 // Value should always be 1
 500 #define VERTEX_COORD_CODE   10
 501
 502
 503 // LAYER flags
 504 #define FROZEN           1
 505 #define FROZEN_BY_DEF    2
 506 #define LOCKED           4
 507 #define OBJECT_USED     64   // Object is ref'd in the dwg
 508
 509 #define BLOCK_EN_CODE   -2   // Block entity definition
 510 #define E_NAME          -1   // Entity name
 511
 512 // Extended data codes
 513 #define EXTD_SENTINEL    (-3)
 514 #define EXTD_STR         1000
 515 #define EXTD_APP_NAME    1001
 516 #define EXTD_CTL_STR     1002
 517 #define EXTD_LYR_STR     1003
 518 #define EXTD_CHUNK       1004
 519 #define EXTD_HANDLE      1005
 520 #define EXTD_POINT       1010
 521 #define EXTD_POS         1011
 522 #define EXTD_DISP        1012
 523 #define EXTD_DIR         1013
 524 #define EXTD_FLOAT       1040
 525 #define EXTD_DIST        1041
 526 #define EXTD_SCALE       1042
 527 #define EXTD_INT16       1070
 528 #define EXTD_INT32       1071
 529
 530 // UCS codes for use in ads_trans
 531 #define WCS_TRANS_CODE      0
 532 #define UCS_TRANS_CODE      1
 533 #define DCS_TRANS_CODE      2
 534 #define PCS_TRANS_CODE      3
 535
 536 #endif
 537