/*
** Astrolog (Version 4.00) File: xdata.c
**
** IMPORTANT NOTICE: the graphics database and chart display routines
** used in this program are Copyright (C) 1991-1993 by Walter D. Pullen
** (cruiser1@stein.u.washington.edu). Permission is granted to freely
** use and distribute these routines provided one doesn't sell,
** restrict, or profit from them in any way. Modification is allowed
** provided these notices remain with any altered or edited versions of
** the program.
**
** The main planetary calculation routines used in this program have
** been Copyrighted and the core of this program is basically a
** conversion to C of the routines created by James Neely as listed in
** Michael Erlewine's 'Manual of Computer Programming for Astrologers',
** available from Matrix Software. The copyright gives us permission to
** use the routines for personal use but not to sell them or profit from
** them in any way.
**
** The PostScript code within the core graphics routines are programmed
** and Copyright (C) 1992-1993 by Brian D. Willoughby
** (brianw@sounds.wa.com). Conditions are identical to those above.
**
** The extended accurate ephemeris databases and formulas are from the
** calculation routines in the program "Placalc" and are programmed and
** Copyright (C) 1989,1991,1993 by Astrodienst AG and Alois Treindl
** (alois@azur.ch). The use of that source code is subject to
** regulations made by Astrodienst Zurich, and the code is not in the
** public domain. This copyright notice must not be changed or removed
** by any user of this program.
**
** Initial programming 8/28,30, 9/10,13,16,20,23, 10/3,6,7, 11/7,10,21/1991.
** X Window graphics initially programmed 10/23-29/1991.
** PostScript graphics initially programmed 11/29-30/1992.
** Last code change made 12/31/1993.
*/

#include "astrolog.h"

#ifdef GRAPH

/*
******************************************************************************
** Graphics Global Variables.
******************************************************************************
*/

bitmap bm;                     /* Pointer to allocated memory.               */
int bitmaprow;                 /* Horizontal size of bitmap array in memory. */
word PTR metacur;              /* Current mem position when making metafile. */
char modex = MODEv;            /* Current type of chart to create.   */
char bitmapmode = BITMAPMODE;  /* Current bitmap file type (-Xb).    */
char *outputfile = NULL;       /* Current name of bitmap file (-Xo). */
char *dispname = NULL;         /* Current X11 display name (-Xd).    */
circlestruct PTR circ = NULL;  /* Table of sine and cosine values.   */

int xfile;
#ifdef ISG
int xbitmap = FALSE;   /* Are we creating a bitmap file (-Xb set). */
#else
int xbitmap = TRUE;
#endif
int psfile   = FALSE;  /* Are we generating a PostScript file (-Xp set).   */
int metafile = FALSE;  /* Are we generating a metafile graphic (-XM set).  */
int xmono    = FALSE;  /* Is this a monochrome monitor.                    */
int xcolor   = TRUE;   /* Are we drawing a color chart (-Xm not set).      */
int xreverse = FALSE;  /* Are we drawing in reverse video (-Xr set).       */
int xroot    = FALSE;  /* Are we drawing on the X11 background (-XB set).  */
int xtext    = TRUE;   /* Are we printing chart info on chart (-XT set).   */
int xfont    = TRUE;   /* Are we simulating fonts in charts (-XM0 set).    */
int xbonus   = FALSE;  /* Are we drawing in alternate mode (-Xi set).      */
int xlabel   = TRUE;   /* Are we labeling objects in charts (-Xl not set). */
int xborder  = TRUE;   /* Are we drawing borders around charts.            */

int xnow = 0;                  /* Current animation mode. (-Xn).            */
int xeast = 0;                 /* Current object to place on Asc (-X1).     */
int scale = 200;               /* Current character scale factor (-Xs).     */
int textrows = 0;              /* Numb. of rows to set text screen to (-V). */
int gridobjects = OBJECTS;     /* Number of cells in -g graphic grids.      */
int metawid = 10;              /* Pen width to use when creating metafiles. */
int offsetx = 0, offsety = 0;  /* Viewport origin.                          */
int turtlex = 0, turtley = 0;  /* Current coordinates of pen.               */
int chartx = DEFAULTX, charty = DEFAULTY; /* Current size of graphic chart. */
int degree = 0;                /* Current rotation of globe.                */
real tilt = 0.0;               /* Current vertical tilt of rotating globe.  */
int scalet;                    /* Relative scale to draw chart text at.     */

/* Color tables for Astrolog's graphic palette. */

colrgb rgbbmp[] = {
  0x000000, 0x00007F, 0x007F00, 0x007F7F,
  0x7F0000, 0x7F007F, 0x7F7F00, 0xBFBFBF,
  0x7F7F7F, 0x0000FF, 0x00FF00, 0x00FFFF,
  0xFF0000, 0xFF00FF, 0xFFFF00, 0xFFFFFF};
#ifdef MSG
colrgb rgb[] = {
  _BLACK, _RED, _GREEN, _BROWN,
  _BLUE, _MAGENTA, _CYAN, _WHITE,
  _GRAY, _LIGHTRED, _LIGHTGREEN, _YELLOW,
  _LIGHTBLUE, _LIGHTMAGENTA, _LIGHTCYAN, _BRIGHTWHITE};
#endif
#ifdef X11
char *rgbname[] = {
  "black", "orangered3", "green4", "darkorange2",
  "blue4", "violet", "cyan4", "grey65",
  "grey35", "orangered1", "green1", "yellow1",
  "blue1", "pink", "cyan1", "white"};
colrgb rgbind[16];
#endif

/* These are the actual color arrays and variables used by the program.      */
/* Technically, Astrolog always assumes we are drawning on a color terminal; */
/* for B/W graphics, all the values below are filled with black or white.    */

colrgb fg, bg;
colpal colcur = -1, metafillcol = -1, on, off, hilite, gray,
  maincolor[6+1], rainbowcolor[7+1],
  elemcolor[4], aspectcolor[ASPECTS+1], objectcolor[TOTAL+1];

/* A bunch of physical X window variables dealing with the window itself. */

#ifdef X11
Colormap cmap;
Display *disp;
GC gc, pmgc;
KeySym key;
Pixmap pixmap, icon;
Window window, root;
XSizeHints hint;
#if FALSE
XWMHints *wmhint;
#endif
int screen, depth;
char xkey[10];
#endif


/*
******************************************************************************
** Astrolog Icon.
******************************************************************************
*/

#ifdef X11
/* This information used to define Astrolog's X icon (Rainbow over Third */
/* Eye) is identical to the output format used by the bitmap program.    */
/* You could extract this section and run xsetroot -bitmap on it.        */

#define icon_width 63
#define icon_height 32
/*static*/ char icon_bits[] = {
 0x00,0x00,0x00,0xa8,0x0a,0x00,0x00,0x00,0x00,0x00,0x40,0x55,0x55,0x01,0x00,
 0x00,0x00,0x00,0xa8,0xaa,0xaa,0x0a,0x00,0x00,0x00,0x00,0x54,0xf5,0x57,0x15,
 0x00,0x00,0x00,0x80,0xaa,0xaa,0xaa,0xaa,0x00,0x00,0x00,0x40,0xd5,0xff,0xff,
 0x55,0x01,0x00,0x00,0xa0,0xaa,0xaa,0xaa,0xaa,0x02,0x00,0x00,0x50,0xfd,0xff,
 0xff,0x5f,0x05,0x00,0x00,0xa8,0xaa,0x2a,0xaa,0xaa,0x0a,0x00,0x00,0xd4,0xff,
 0xaf,0xfa,0xff,0x15,0x00,0x00,0xaa,0x2a,0x00,0x00,0xaa,0x2a,0x00,0x00,0xf5,
 0xbf,0xaa,0xaa,0xfe,0x57,0x00,0x80,0xaa,0x02,0x00,0x00,0xa0,0xaa,0x00,0x40,
 0xfd,0xab,0xfa,0xaf,0xea,0x5f,0x01,0xa0,0xaa,0x80,0xff,0xff,0x80,0xaa,0x02,
 0x50,0xff,0xea,0xff,0xff,0xab,0x7f,0x05,0xa0,0x2a,0xf0,0xff,0xff,0x07,0xaa,
 0x02,0xd0,0xbf,0xfa,0x0f,0xf8,0xaf,0x7e,0x05,0xa8,0x0a,0xfc,0x01,0xc0,0x1f,
 0xa8,0x0a,0xd4,0xaf,0x7e,0x00,0x00,0xbf,0xfa,0x15,0xa8,0x0a,0x3f,0x00,0x00,
 0x7e,0xa8,0x0a,0xf4,0xaf,0x1f,0xe0,0x03,0xfc,0xfa,0x15,0xaa,0x82,0x0f,0xdc,
 0x1d,0xf8,0xa0,0x2a,0xf4,0xab,0x07,0x23,0x62,0xf0,0xea,0x17,0xaa,0xc2,0x87,
 0x91,0xc4,0xf0,0xa1,0x2a,0xf4,0xeb,0xc3,0xd0,0x85,0xe1,0xeb,0x17,0xaa,0xe0,
 0x83,0x91,0xc4,0xe0,0x83,0x2a,0xf5,0xeb,0x03,0x23,0x62,0xe0,0xeb,0x57,0xaa,
 0xe0,0x01,0xdc,0x1d,0xc0,0x83,0x2a,0xf5,0xeb,0x01,0xe0,0x03,0xc0,0xeb,0x57,
 0xaa,0xe0,0x01,0x00,0x00,0xc0,0x83,0x2a,0xfd,0xeb,0x01,0x00,0x00,0xc0,0xeb,
 0x5f};
#endif


/*
******************************************************************************
** Graphics Table Data.
******************************************************************************
*/

char *signdraw[] = {"",
  "ND4HU2HLGDFBR6EUHLGD2G",                /* Aries       */
  "BL3D2F2R2E2U2H2NE2L2NH2G2",             /* Taurus      */
  "BLU3LHBR7GLNL3D6NL3RFBL7ERU3",          /* Gemini      */
  "BGNDHLGDFRNEFR2EREBU3NHDGLHUENRHL2GLG", /* Cancer      */
  "BF4H2UEU2H2L2G2D2FDGH",                 /* Leo         */
  "BF4BLHNGNHEU5GHND5HGND6HGND6H",         /* Virgo       */
  "BGNL3HUER2FDGR3BD2L8",                  /* Libra       */
  "BH4FND6EFND6EFD6FREU",                  /* Scorpio     */
  "BG4E3NH2NF2E5NL2D2",                    /* Sagittarius */
  "BH3NLNUD3FND2EU2ENF2UFERFDGLF2D2G",     /* Capricorn   */
  "BG4EUEDFDEUEDFDEUEBU5GDGUHUGDGUHUGDG",  /* Aquarius    */
  "NL4NR4BH4F2D4G2BR8H2U4E2"};             /* Pisces      */

char *objectdraw[] = {
  "ND4NL4NR4U4LGLDGD2FDRFR2ERUEU2HULHL",    /* Earth   */
  "U0BH3DGD2FDRFR2ERUEU2HULHL2GL",          /* Sun     */
  "BG3E2U2H2ER2FRDFD2GDLGL2H",              /* Moon    */
  "BD4UNL2NR2U2REU2HNEL2NHGD2FR",           /* Mercury */
  "LHU2ER2FD2GLD2NL2NR2D2",                 /* Venus   */
  "HLG2DF2RE2UHE4ND2L2",                    /* Mars    */
  "BH3RFDGDGDR5NDNR2U6E",                   /* Jupiter */
  "BH3R2NUNR2D3ND3RERFDGDF",                /* Saturn  */
  "BD4NEHURBFULU3NUNR2L2NU2DGBU5NFBR6GD3F", /* Uranus  */
  "BD4U2NL2NR2U5NUNRLBL2NUNLDF2R2E2UNRU",   /* Neptune */
  "D2NL2NR2D2BU8GFEHBL3D2F2R2E2U2",         /* Pluto   */
  "BG2LDFEULU3NURFRFBU5GLGLU2",             /* Chiron          */
  "BD4UNL3NR3U2RE2UH2L2G",                  /* Ceres           */
  "BD4UNL3NR3UE2HUHNUGDGF2",                /* Pallas Athena   */
  "BD4UNL2NR2U4NL4NR4NE3NF3NG3NH3U3",       /* Juno            */
  "BU4DBG3NLFDF2E2UERBH2GDGHUH",            /* Vesta           */