/*  File drawmap.h  */

#define MAX(a,b) ((a)>=(b) ? (a) : (b))
#define ABS(a) ((a)>=0 ? (a) : (-(a)))

#define WC WINDOWCLOSE
#define WDP WINDOWDEPTH

#define NORMALFLAGS (WC | WDP)

#define IDCMPFLAGS (CLOSEWINDOW | MOUSEBUTTONS)

#define WWIDTH 640                     /* window width (pixels)       */
#define WHEIGHT 400                    /* window height (pixels)      */
#define VMODE (HIRES | LACE)           /* view mode                   */

#define CENTERX WWIDTH/2               /* place origin at center of   */
#define CENTERY (WHEIGHT-10)/2         /*   window                    */
#define NUMPTS 2100                    /* max. no. points per area    */
#define MAXVAL 17718                   /* number of words in map      */
#define HFACTOR (WWIDTH/360.)          /* horizontal scale (pix/deg)  */
#define VFACTOR ((WHEIGHT-10.)/180.)   /* vertical scale (pix/deg)    */
#define M_VFACTOR ((WHEIGHT-10.)/4.87) /* vertical scale for Mercator */
                                       /*   map (+/- 80 degrees lat.) */
#define ASP_RAT ((640./400.)*(188./260.)) /* screen aspect ratio      */
                                       /*  (max width / max hgt)      */
#define VRADIUS 160                    /* vertical radius of ellipse  */
                                       /*   (pixels)                  */
#define HRADIUS (short)(ASP_RAT * VRADIUS+0.5) /* horiz. radius (pix) */

#define FILL   1                       /* fill area outlines       */
#define NOFILL 0                       /* don't fill area outlines */

#define OK     1                       /* result flags */
#define NOT_OK 0

#define BLUE      0L                   /* workbench colors */
#define WHITE     1L
#define BLACK     2L
#define ORANGE    3L

UWORD mapcolors[] = {
   0x006b, 0x0fff, 0x0000, 0x0f90,     /* blue, white, black, orange */
   0x0f90, 0x0fff, 0x0000, 0x006b,     /* orange, white, black, blue */
   0x006b, 0x0fff, 0x0000, 0x0caf,     /* blue, white, black, violet */
   0x0caf, 0x0fff, 0x0000, 0x006b,     /* violet, white, black, blue */
   0x006b, 0x0fff, 0x0000, 0x00f0,     /* blue, white, black, green  */
   0x00f0, 0x0fff, 0x0000, 0x006b,     /* green, white, black, blue  */
   0x006b, 0x0fff, 0x0000, 0x0ff0,     /* blue, white, black, yellow */
   0x0ff0, 0x0fff, 0x0000, 0x006b      /* yellow, white, black, blue */
};

int num_colors = sizeof(mapcolors)/2;  /* number of colors in color table */

#define MAXRIM 50                      /* max # pairs of rim points  */
#define GLOBE_FILL_MIN 5               /* min # points in area to be */
                                       /*   color-filled on globe    */

#define RE 6378.165                    /* radius of Earth (kilometers) */
#define VIEW_HEIGHT 300.               /* height above Earth to view   */
                                       /*   globe (km)                 */
#define MIN_HEIGHT 10.                 /* minimum view height (km)     */

double view_height, eta, etap, facp;   /* declare global constants */

double pi = 3.141592653589793;
double rad, pi2, twopi;

                                       /* region numbers for lakes */

int lakes[] = { 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31,
   145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156 };

int num_lakes = sizeof(lakes) / sizeof(int);

char fontname[] = "topaz.font";        /* screen font name */

struct TextAttr mapfont = {            /* screen font */
   (STRPTR) &fontname, 8, 0, 0
};

struct NewScreen mapscreen = {
   0,                                  /* left edge of screen     */
   0,                                  /* top edge of screen      */
   WWIDTH, WHEIGHT,                    /* width, height of screen */
   2,                                  /* 4 colors                */
   1, 0,                               /* detail pen, block pen   */
   VMODE,                              /* view mode               */
   CUSTOMSCREEN,                       /* type of screen          */
   &mapfont,                           /* screen font             */
   "Map Screen",                       /* screen title            */
   NULL,
   NULL
};

struct NewWindow mapWindow = {
   0,                                  /* LeftEdge for window measured
                                          in pixels, at the current
                                          horizontal resolution, from the
                                          leftmost edge of the Screen   */
   0,                                  /* TopEdge for window is measured
                                          in lines from the top of the
                                          current Screen.               */
   WWIDTH, WHEIGHT,                    /* Width, Height of this window  */ 
   0,                                  /* DetailPen - what pen number is
                                          to be used to draw the borders
                                          of the window                 */ 
   1,                                  /* BlockPen - what pen number is
                                          to be used to draw system
                                          generated window gadgets      */
                                       /* (for DetailPen and BlockPen,
                                           the value of -1 says
                                           "use the default value")     */
   IDCMPFLAGS,                         /* IDCMP Flags                   */
   SMART_REFRESH | ACTIVATE | NORMALFLAGS | GIMMEZEROZERO | RMBTRAP |
      BORDERLESS | REPORTMOUSE,
                                       /* Window Flags                  */
   NULL,                               /* FirstGadget                   */
   NULL,                               /* CheckMark                     */
   "Map Window",                       /* Window title                  */
   NULL,                               /* Pointer to Screen if not
                                          workbench                     */
   NULL,                               /* Pointer to BitMap if a
                                          SUPERBITMAP window            */
   10, 10,                             /* minimum width, minimum height */
   WWIDTH, WHEIGHT,                    /* maximum width, maximum height */
   CUSTOMSCREEN
};

UWORD arrow_data[] = {
   0x0000, 0x0000,

   0xf000, 0x0000,
   0xc000, 0x0000,
   0xa000, 0x0000,
   
   0x9000, 0x0000,

   0x0800, 0x0000,
   0x0400, 0x0000,
   0x0200, 0x0000,
   
   0x0000, 0x0000
};

int arrow_x_offset = -1;               /* mouse pointer = thin arrow  */
int arrow_y_offset = 0;
int arrow_size     = sizeof(arrow_data);

UWORD cross_data[] = {
   0x0000, 0x0000,
   
   0x0400, 0x0000,
   0x0400, 0x0000,
   0x0400, 0x0000,
   0x0400, 0x0000,
   0x0000, 0x0000,
   
   0xf1e0, 0x0000,

   0x0000, 0x0000,
   0x0400, 0x0000,
   0x0400, 0x0000,
   0x0400, 0x0000,
   0x0400, 0x0000,
   
   0x0000, 0x0000
};

int cross_x_offset = -6;               /* mouse pointer = cross */
int cross_y_offset = -1;
int cross_size     = sizeof(cross_data);