dl_codes.h

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/****************************************************************************
** Copyright (C) 2001-2013 RibbonSoft, GmbH. All rights reserved.
** Copyright (C) 2001 Robert J. Campbell Jr.
**
** This file is part of the dxflib project.
**
** This file is free software; you can redistribute it and/or modify
** it under the terms of the GNU General Public License as published by
** the Free Software Foundation; either version 2 of the License, or
** (at your option) any later version.
**
** Licensees holding valid dxflib Professional Edition licenses may use
** this file in accordance with the dxflib Commercial License
** Agreement provided with the Software.
**
** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
**
** See http://www.ribbonsoft.com for further details.
**
** Contact info@ribbonsoft.com if any conditions of this licensing are
** not clear to you.
**
**********************************************************************/
 
#ifndef DXF_CODES_H
#define DXF_CODES_H
 
#include "dl_global.h"
 
#if _MSC_VER > 1000
#pragma once
#endif  // _MSC_VER > 1000
 
#if defined(__OS2__) || defined(__EMX__)
#define strcasecmp(s, t) stricmp(s, t)
#endif
 
#if defined(_WIN32)
#define strcasecmp(s, t) _stricmp(s, t)
#endif
 
#ifdef _WIN32
#undef M_PI
#define M_PI 3.14159265358979323846
#pragma warning(disable : 4800)
#endif
 
#ifndef M_PI
#define M_PI 3.1415926535897932384626433832795
#endif
 
#define DL_DXF_MAXLINE 1024
#define DL_DXF_MAXGROUPCODE 1100
 
// used to mark invalid vectors:
// #define DL_DXF_MAXDOUBLE 1.0E+10
 
class DXFLIB_EXPORT DL_Codes {
public:
    enum color {
        black = 250,
        green = 3,
        red = 1,
        brown = 15,
        yellow = 2,
        cyan = 4,
        magenta = 6,
        gray = 8,
        blue = 5,
        l_blue = 163,
        l_green = 121,
        l_cyan = 131,
        l_red = 23,
        l_magenta = 221,
        l_gray = 252,
        white = 7,
        bylayer = 256,
        byblock = 0
    };
 
    enum version {
        AC1009_MIN,  // R12, minimalistic
        AC1009,      // R12
        AC1012,
        AC1014,
        AC1015  // R2000
    };
};
 
// Extended color palette:
// The first entry is only for direct indexing starting with [1]
// Color 1 is red (1,0,0)
const double dxfColors[][3] = {
        {0, 0, 0},  // unused
        {1, 0, 0},  // 1
        {1, 1, 0},
        {0, 1, 0},
        {0, 1, 1},
        {0, 0, 1},
        {1, 0, 1},
        {1, 1, 1},  // black or white
        {0.5, 0.5, 0.5},
        {0.75, 0.75, 0.75},
        {1, 0, 0},  // 10
        {1, 0.5, 0.5},
        {0.65, 0, 0},
        {0.65, 0.325, 0.325},
        {0.5, 0, 0},
        {0.5, 0.25, 0.25},
        {0.3, 0, 0},
        {0.3, 0.15, 0.15},
        {0.15, 0, 0},
        {0.15, 0.075, 0.075},
        {1, 0.25, 0},  // 20
        {1, 0.625, 0.5},
        {0.65, 0.1625, 0},
        {0.65, 0.4063, 0.325},
        {0.5, 0.125, 0},
        {0.5, 0.3125, 0.25},
        {0.3, 0.075, 0},
        {0.3, 0.1875, 0.15},
        {0.15, 0.0375, 0},
        {0.15, 0.0938, 0.075},
        {1, 0.5, 0},  // 30
        {1, 0.75, 0.5},
        {0.65, 0.325, 0},
        {0.65, 0.4875, 0.325},
        {0.5, 0.25, 0},
        {0.5, 0.375, 0.25},
        {0.3, 0.15, 0},
        {0.3, 0.225, 0.15},
        {0.15, 0.075, 0},
        {0.15, 0.1125, 0.075},
        {1, 0.75, 0},  // 40
        {1, 0.875, 0.5},
        {0.65, 0.4875, 0},
        {0.65, 0.5688, 0.325},
        {0.5, 0.375, 0},
        {0.5, 0.4375, 0.25},
        {0.3, 0.225, 0},
        {0.3, 0.2625, 0.15},
        {0.15, 0.1125, 0},
        {0.15, 0.1313, 0.075},
        {1, 1, 0},  // 50
        {1, 1, 0.5},
        {0.65, 0.65, 0},
        {0.65, 0.65, 0.325},
        {0.5, 0.5, 0},
        {0.5, 0.5, 0.25},
        {0.3, 0.3, 0},
        {0.3, 0.3, 0.15},
        {0.15, 0.15, 0},
        {0.15, 0.15, 0.075},
        {0.75, 1, 0},  // 60
        {0.875, 1, 0.5},
        {0.4875, 0.65, 0},
        {0.5688, 0.65, 0.325},
        {0.375, 0.5, 0},
        {0.4375, 0.5, 0.25},
        {0.225, 0.3, 0},
        {0.2625, 0.3, 0.15},
        {0.1125, 0.15, 0},
        {0.1313, 0.15, 0.075},
        {0.5, 1, 0},  // 70
        {0.75, 1, 0.5},
        {0.325, 0.65, 0},
        {0.4875, 0.65, 0.325},
        {0.25, 0.5, 0},
        {0.375, 0.5, 0.25},
        {0.15, 0.3, 0},
        {0.225, 0.3, 0.15},
        {0.075, 0.15, 0},
        {0.1125, 0.15, 0.075},
        {0.25, 1, 0},  // 80
        {0.625, 1, 0.5},
        {0.1625, 0.65, 0},
        {0.4063, 0.65, 0.325},
        {0.125, 0.5, 0},
        {0.3125, 0.5, 0.25},
        {0.075, 0.3, 0},
        {0.1875, 0.3, 0.15},
        {0.0375, 0.15, 0},
        {0.0938, 0.15, 0.075},
        {0, 1, 0},  // 90
        {0.5, 1, 0.5},
        {0, 0.65, 0},
        {0.325, 0.65, 0.325},
        {0, 0.5, 0},
        {0.25, 0.5, 0.25},
        {0, 0.3, 0},
        {0.15, 0.3, 0.15},
        {0, 0.15, 0},
        {0.075, 0.15, 0.075},
        {0, 1, 0.25},  // 100
        {0.5, 1, 0.625},
        {0, 0.65, 0.1625},
        {0.325, 0.65, 0.4063},
        {0, 0.5, 0.125},
        {0.25, 0.5, 0.3125},
        {0, 0.3, 0.075},
        {0.15, 0.3, 0.1875},
        {0, 0.15, 0.0375},
        {0.075, 0.15, 0.0938},
        {0, 1, 0.5},  // 110
        {0.5, 1, 0.75},
        {0, 0.65, 0.325},
        {0.325, 0.65, 0.4875},
        {0, 0.5, 0.25},
        {0.25, 0.5, 0.375},
        {0, 0.3, 0.15},
        {0.15, 0.3, 0.225},
        {0, 0.15, 0.075},
        {0.075, 0.15, 0.1125},
        {0, 1, 0.75},  // 120
        {0.5, 1, 0.875},
        {0, 0.65, 0.4875},
        {0.325, 0.65, 0.5688},
        {0, 0.5, 0.375},
        {0.25, 0.5, 0.4375},
        {0, 0.3, 0.225},
        {0.15, 0.3, 0.2625},
        {0, 0.15, 0.1125},
        {0.075, 0.15, 0.1313},
        {0, 1, 1},  // 130
        {0.5, 1, 1},
        {0, 0.65, 0.65},
        {0.325, 0.65, 0.65},
        {0, 0.5, 0.5},
        {0.25, 0.5, 0.5},
        {0, 0.3, 0.3},
        {0.15, 0.3, 0.3},
        {0, 0.15, 0.15},
        {0.075, 0.15, 0.15},
        {0, 0.75, 1},  // 140
        {0.5, 0.875, 1},
        {0, 0.4875, 0.65},
        {0.325, 0.5688, 0.65},
        {0, 0.375, 0.5},
        {0.25, 0.4375, 0.5},
        {0, 0.225, 0.3},
        {0.15, 0.2625, 0.3},
        {0, 0.1125, 0.15},
        {0.075, 0.1313, 0.15},
        {0, 0.5, 1},  // 150
        {0.5, 0.75, 1},
        {0, 0.325, 0.65},
        {0.325, 0.4875, 0.65},
        {0, 0.25, 0.5},
        {0.25, 0.375, 0.5},
        {0, 0.15, 0.3},
        {0.15, 0.225, 0.3},
        {0, 0.075, 0.15},
        {0.075, 0.1125, 0.15},
        {0, 0.25, 1},  // 160
        {0.5, 0.625, 1},
        {0, 0.1625, 0.65},
        {0.325, 0.4063, 0.65},
        {0, 0.125, 0.5},
        {0.25, 0.3125, 0.5},
        {0, 0.075, 0.3},
        {0.15, 0.1875, 0.3},
        {0, 0.0375, 0.15},
        {0.075, 0.0938, 0.15},
        {0, 0, 1},  // 170
        {0.5, 0.5, 1},
        {0, 0, 0.65},
        {0.325, 0.325, 0.65},
        {0, 0, 0.5},
        {0.25, 0.25, 0.5},
        {0, 0, 0.3},
        {0.15, 0.15, 0.3},
        {0, 0, 0.15},
        {0.075, 0.075, 0.15},
        {0.25, 0, 1},  // 180
        {0.625, 0.5, 1},
        {0.1625, 0, 0.65},
        {0.4063, 0.325, 0.65},
        {0.125, 0, 0.5},
        {0.3125, 0.25, 0.5},
        {0.075, 0, 0.3},
        {0.1875, 0.15, 0.3},
        {0.0375, 0, 0.15},
        {0.0938, 0.075, 0.15},
        {0.5, 0, 1},  // 190
        {0.75, 0.5, 1},
        {0.325, 0, 0.65},
        {0.4875, 0.325, 0.65},
        {0.25, 0, 0.5},
        {0.375, 0.25, 0.5},
        {0.15, 0, 0.3},
        {0.225, 0.15, 0.3},
        {0.075, 0, 0.15},
        {0.1125, 0.075, 0.15},
        {0.75, 0, 1},  // 200
        {0.875, 0.5, 1},
        {0.4875, 0, 0.65},
        {0.5688, 0.325, 0.65},
        {0.375, 0, 0.5},
        {0.4375, 0.25, 0.5},
        {0.225, 0, 0.3},
        {0.2625, 0.15, 0.3},
        {0.1125, 0, 0.15},
        {0.1313, 0.075, 0.15},
        {1, 0, 1},  // 210
        {1, 0.5, 1},
        {0.65, 0, 0.65},
        {0.65, 0.325, 0.65},
        {0.5, 0, 0.5},
        {0.5, 0.25, 0.5},
        {0.3, 0, 0.3},
        {0.3, 0.15, 0.3},
        {0.15, 0, 0.15},
        {0.15, 0.075, 0.15},
        {1, 0, 0.75},  // 220
        {1, 0.5, 0.875},
        {0.65, 0, 0.4875},
        {0.65, 0.325, 0.5688},
        {0.5, 0, 0.375},
        {0.5, 0.25, 0.4375},
        {0.3, 0, 0.225},
        {0.3, 0.15, 0.2625},
        {0.15, 0, 0.1125},
        {0.15, 0.075, 0.1313},
        {1, 0, 0.5},  // 230
        {1, 0.5, 0.75},
        {0.65, 0, 0.325},
        {0.65, 0.325, 0.4875},
        {0.5, 0, 0.25},
        {0.5, 0.25, 0.375},
        {0.3, 0, 0.15},
        {0.3, 0.15, 0.225},
        {0.15, 0, 0.075},
        {0.15, 0.075, 0.1125},
        {1, 0, 0.25},  // 240
        {1, 0.5, 0.625},
        {0.65, 0, 0.1625},
        {0.65, 0.325, 0.4063},
        {0.5, 0, 0.125},
        {0.5, 0.25, 0.3125},
        {0.3, 0, 0.075},
        {0.3, 0.15, 0.1875},
        {0.15, 0, 0.0375},
        {0.15, 0.075, 0.0938},
        {0.33, 0.33, 0.33},  // 250
        {0.464, 0.464, 0.464},
        {0.598, 0.598, 0.598},
        {0.732, 0.732, 0.732},
        {0.866, 0.866, 0.866},
        {1, 1, 1}  // 255
};
 
// AutoCAD VERSION aliases
#define DL_VERSION_R12 DL_Codes::AC1009
#define DL_VERSION_LT2 DL_Codes::AC1009
#define DL_VERSION_R13 DL_Codes::AC1012   // not supported yet
#define DL_VERSION_LT95 DL_Codes::AC1012  // not supported yet
#define DL_VERSION_R14 DL_Codes::AC1014   // not supported yet
#define DL_VERSION_LT97 DL_Codes::AC1014  // not supported yet
#define DL_VERSION_LT98 DL_Codes::AC1014  // not supported yet
#define DL_VERSION_2000 DL_Codes::AC1015
#define DL_VERSION_2002 DL_Codes::AC1015
 
// DXF Group Codes:
 
// Strings
#define DL_STRGRP_START 0
#define DL_STRGRP_END 9
 
// Coordinates
#define DL_CRDGRP_START 10
#define DL_CRDGRP_END 19
 
// Real values
#define DL_RLGRP_START 38
#define DL_RLGRP_END 59
 
// Short integer values
#define DL_SHOGRP_START 60
#define DL_SHOGRP_END 79
 
// New in Release 13,
#define DL_SUBCLASS 100
 
// More coordinates
#define DL_CRD2GRP_START 210
#define DL_CRD2GRP_END 239
 
// Extended data strings
#define DL_ESTRGRP_START 1000
#define DL_ESTRGRP_END 1009
 
// Extended data reals
#define DL_ERLGRP_START 1010
#define DL_ERLGRP_END 1059
 
#define DL_Y8_COORD_CODE 28
#define DL_Z0_COORD_CODE 30
#define DL_Z8_COORD_CODE 38
 
#define DL_POINT_COORD_CODE 10
#define DL_INSERT_COORD_CODE 10
 
#define DL_CRD2GRP_START 210
#define DL_CRD2GRP_END 239
 
#define DL_THICKNESS 39
#define DL_FIRST_REAL_CODE THICKNESS
#define DL_LAST_REAL_CODE 59
#define DL_FIRST_INT_CODE 60
#define DL_ATTFLAGS_CODE 70
#define DL_PLINE_FLAGS_CODE 70
#define DL_LAYER_FLAGS_CODE 70
#define DL_FLD_LEN_CODE 73  // Inside ATTRIB resbuf
#define DL_LAST_INT_CODE 79
#define DL_X_EXTRU_CODE 210
#define DL_Y_EXTRU_CODE 220
#define DL_Z_EXTRU_CODE 230
#define DL_COMMENT_CODE 999
 
// Start and endpoints of a line
#define DL_LINE_START_CODE 10  // Followed by x coord
#define DL_LINE_END_CODE 11    // Followed by x coord
 
// Some codes used by blocks
#define DL_BLOCK_FLAGS_CODE 70  // An int containing flags
#define DL_BLOCK_BASE_CODE 10   // Origin of block definition
#define DL_XREF_DEPENDENT 16    // If a block contains an XREF
#define DL_XREF_RESOLVED 32     // If a XREF resolved ok
#define DL_REFERENCED 64        // If a block is ref'd in DWG
 
#define DL_XSCALE_CODE 41
#define DL_YSCALE_CODE 42
#define DL_ANGLE_CODE 50
#define DL_INS_POINT_CODE 10  // Followed by x of ins pnt
#define DL_NAME2_CODE 3       // Second appearance of name
 
// Some codes used by circle entities
#define DL_CENTER_CODE 10  // Followed by x of center
#define DL_RADIUS_CODE 40  // Followd by radius of circle
 
#define DL_COND_OP_CODE -4  // Conditional op,ads_ssget
 
// When using ads_buildlist you MUST use RTDXF0 instead of these
#define DL_ENTITY_TYPE_CODE 0  // Then there is LINE, 3DFACE..
#define DL_SES_CODE 0          // Start End String Code
#define DL_FILE_SEP_CODE 0     // File separator
#define DL_SOT_CODE 0          // Start Of Table
#define DL_TEXTVAL_CODE 1
#define DL_NAME_CODE 2
#define DL_BLOCK_NAME_CODE 2
#define DL_SECTION_NAME_CODE 2
#define DL_ENT_HAND_CODE 5       // What follows is hexa string
#define DL_TXT_STYLE_CODE 7      // Inside attributes
#define DL_LAYER_NAME_CODE 8     // What follows is layer name
#define DL_FIRST_XCOORD_CODE 10  // Group code x of 1st coord
#define DL_FIRST_YCOORD_CODE 20  // Group code y of 1st coord
#define DL_FIRST_ZCOORD_CODE 30  // Group code z of 1st coord
#define DL_L_START_CODE 10
#define DL_L_END_CODE 11
#define DL_TXTHI_CODE 40
#define DL_SCALE_X_CODE 41
#define DL_SCALE_Y_CODE 42
#define DL_SCALE_Z_CODE 43
#define DL_BULGE_CODE 42  // Used in PLINE verts for arcs
#define DL_ROTATION_CODE 50
#define DL_COLOUR_CODE 62  // What follows is a color int
#define DL_LTYPE_CODE 6    // What follows is a linetype
 
// Attribute flags
#define DL_ATTS_FOLLOW_CODE 66
#define DL_ATT_TAG_CODE 2
#define DL_ATT_VAL_CODE 1
#define DL_ATT_FLAGS_CODE 70  // 4 1 bit flags as follows...
#define DL_ATT_INVIS_FLAG 1
#define DL_ATT_CONST_FLAG 2
#define DL_ATT_VERIFY_FLAG 4  // Prompt and verify
#define DL_ATT_PRESET_FLAG 8  // No prompt and no verify
 
// PLINE defines
// Flags
#define DL_OPEN_PLINE 0x00
#define DL_CLOSED_PLINE 0x01
#define DL_POLYLINE3D 0x80
#define DL_PFACE_MESH 0x40
#define DL_PGON_MESH 0x10
// Vertices follow entity, required in POLYLINES
#define DL_VERTS_FOLLOW_CODE 66  // Value should always be 1
#define DL_VERTEX_COORD_CODE 10
 
// LAYER flags
#define DL_FROZEN 1
#define DL_FROZEN_BY_DEF 2
#define DL_LOCKED 4
#define DL_OBJECT_USED 64  // Object is ref'd in the dwg
 
#define DL_BLOCK_EN_CODE -2  // Block entity definition
#define DL_E_NAME -1         // Entity name
 
// Extended data codes
#define DL_EXTD_SENTINEL (-3)
#define DL_EXTD_STR 1000
#define DL_EXTD_APP_NAME 1001
#define DL_EXTD_CTL_STR 1002
#define DL_EXTD_LYR_STR 1003
#define DL_EXTD_CHUNK 1004
#define DL_EXTD_HANDLE 1005
#define DL_EXTD_POINT 1010
#define DL_EXTD_POS 1011
#define DL_EXTD_DISP 1012
#define DL_EXTD_DIR 1013
#define DL_EXTD_FLOAT 1040
#define DL_EXTD_DIST 1041
#define DL_EXTD_SCALE 1042
#define DL_EXTD_INT16 1070
#define DL_EXTD_INT32 1071
 
// UCS codes for use in ads_trans
#define DL_WCS_TRANS_CODE 0
#define DL_UCS_TRANS_CODE 1
#define DL_DCS_TRANS_CODE 2
#define DL_PCS_TRANS_CODE 3
 
#endif