#ifndef GRAFIX_H
#define GRAFIX_H

//   GGGG RRRR   AAA  FFFFF  III  X   X       H   H
//  G     R   R A   A F       I    X X        H   H
//  G GGG RRRR  AAAAA FFFF    I     X         HHHHH
//  G   G R  R  A   A F       I    X X   ..   H   H
//   GGG  R   R A   A F      III  X   X  ..   H   H

/*      g r a f i x . h         DAHarrod        10-Feb-90
**
**  Copyright (c) 1990,1994 by WIZ WORX (DAHarrod) - Concord, MA
**  Copyright (c) 2010 by Dennette@WiZ-WORX.com - Washington, DC
*/

/*      WIZ WORX specific macros & functions    */

#define GRAFIX              "grafix.tmp"

#define TRUE                (1)
#define FALSE               (0)

#define DN                  (1)
#define UP                  (0)
#define PLOT(p,x,y)         if((p)==UP)move((x),(y));else draw((x),(y))
#define MOVDRW(p,x,y)       if((p)==UP)move3d((x),(y),0.0);else draw3d((x),(y),0.0)
#define MOVDRW3D(p,x,y,z)   if((p)==UP)move3d((x),(y),(z));else draw3d((x),(y),(z))

//  metric conversions

#define IN_SCL              ((double)1.0)
#define MM_SCL              ((double)0.03937)

//  number of segments per inch for curve sketching

#define DSHCNT              ((double)64.0)
#define DSHSEG              ((double)0.015625)      /* 1/64th */
//#define DSHCNT              ((double)16.0)
//#define DSHSEG              ((double)0.06125)     /* 1/16th */

#define arc(x,y,r,s,t)      drawarc((x),(y),(r),(s),(t))
#define circle(x,y,r)       drawarc((x),(y),(r),0.0,0.0)

//  generic math macros ... BASIC mnemonics

#define SGN(v)              ((v)?((v)/fabs((double)(v))):(v))
#define SQR(n)              ((n)*(n))
#define AMODF(x,y)          fabs(modf((double)(x),(y)))
#define CMD(b)              (!strcmp(cmd,(b)))
#define OPT(b)              (strstr(opt,(b))!=NULL)

/*      mathemagical constants  */

#define ZERO                ((double)0.00001)
#define PI                  ((double)3.1415926535897932384626433832795)
#define TWOPI               ((double)6.283185307179586476925286766558)
#define HALFPI              ((double)1.5707963267948966192313216916395)
#define R2D                 ((double)57.2957795130823208767981548141143)
#define D2R                 ((double)0.0174532925199432957692369076848833)
#define H2D                 ((double)15.0)          /* hours to degrees   */
#define HRS2RAD(g)          (H2D*D2R*(g))           /* hours to radians   */
#define DEG2RAD(g)          (D2R*(g))
#define RAD2DEG(g)          (R2D*(g))
#define MM2INCH(n)          (n*MM_SCL)
#define INCH2MM(n)          (n/MM_SCL)

//  HPGL plotter units are (1 inch == 1016 pixels == 2.54 cm)
//                      && (1 pixel == 4 mm)

#define HPSCALE             ((double)1016.0)
#define PLSCALE             (HPSCALE*pltscale)

//  print window is 7.9 by 5.75 inches ... screen or plotter

//#define PWIDTH              5.75
//#define PHEIGHT             7.90
//#define SCLHEIGHT           (ps_half ? 3.75 : 7.90)
//#define SKOSH               (1.0/PLSCALE)

//  2007-03-29 DAH resized to 8.0 by 6.0 for 800x600 pixel conversion

#define PWIDTH              6.00
#define PHEIGHT             8.00
#define SCLHEIGHT           (ps_half ? 4.0 : 8.0)
#define SKOSH               (1.0/PLSCALE)

/*      WiZ WORX line types and colors  */

#define SOLID            1       /* line types */
#define DASHED           2
#define PHANTOM          3
#define CENTERLINE       4
#define DOTTED           5
#define BLANKED         -1

//  note: palette originally from DEC Rainbow 100 PC

#define BLACK            0       /* colors */
#define RED             14
#define GREEN            1
#define BLUE             9
#define CYAN             4
#define MAGENTA          5
#define YELLOW           6
#define WHITE            7
#define DK_GRAY          8
#define BROWN            3
#define DK_GREEN        10
#define SKY_BLUE        11
#define FLESH           12
#define PURPLE          13
#define ORANGE           2
#define GRAY            15
#define NOCOLOR         -1

/*      IGES line types and colors      */

#define I_NOLFONT        0       /* line types */
#define I_SOLID          1
#define I_DASHED         2
#define I_PHANTOM        3
#define I_CENTERLINE     4
#define I_DOTTED         5

#define I_NOCOLOR        0       /* colors */
#define I_BLACK          1
#define I_RED            2
#define I_GREEN          3
#define I_BLUE           4
#define I_CYAN           7
#define I_MAGENTA        6
#define I_YELLOW         5
#define I_WHITE          8

/*      HP line types and colors        */

#define H_SOLID          0       /* line types */
#define H_DASHED         2
#define H_PHANTOM        6
#define H_CENTERLINE     5
#define H_DOTTED         1
#define H_LT3            3
#define H_LT4            4
#define H_LT7            7
#define H_LT8            8

#define H_NOCOLOR        9      /* colors */
#define H_BLACK          1
#define H_RED            2
#define H_GREEN          3
/*
#define H_YELLOW         4
#define H_BLUE           5
#define H_MAGENTA        6
#define H_CYAN           7
*/
#define H_YELLOW         5
#define H_BLUE           4
#define H_MAGENTA        7
#define H_CYAN           6

#define H_WHITE          0

#endif