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Add dxflib dxf read/write library from qcad project and tinyspline library. tinyspline library allows dxf splines conversion to Bezier curves supported by Pcbnew
2018-07-04 18:19:45 +00:00
/****************************************************************************
** 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.
**
**********************************************************************/
/**
* Defines common DXF codes and constants.
*/
#ifndef DXF_CODES_H
#define DXF_CODES_H
#include "dl_global.h"
#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
#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
/**
* Codes for colors and DXF versions.
*/
class DXFLIB_EXPORT DL_Codes
{
public:
/**
* Standard DXF colors.
*/
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
};
/**
* Version numbers for the DXF Format.
*/
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