gnuplot-old/term/object.h at gnuplot-4-6-alpha · gnuplot/gnuplot-old · GitHub

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* FIG : Facility for Interactive Generation of figures

* The X Consortium, and any party obtaining a copy of these files from

* the X Consortium, directly or indirectly, is granted, free of charge, a

* full and unrestricted irrevocable, world-wide, paid up, royalty-free,

* nonexclusive right and license to deal in this software and

* documentation files (the "Software"), including without limitation the

* rights to use, copy, modify, merge, publish, distribute, sublicense,

* and/or sell copies of the Software, and to permit persons who receive

* copies from any such party to do so, with the only requirement being

* that this copyright notice remain intact. This license includes without

* limitation a license to do the foregoing actions under any patents of

* the party supplying this software to the X Consortium.

/* This file has been modified for use with Gnuplot 3.6 by

* Ian MacPhedran.

/* DEFAULT is used for many things - font, color etc */

#define DEFAULT (-1)

#define SOLID_LINE 0

#define DASH_LINE 1

#define DOTTED_LINE 2

#define RUBBER_LINE 3

#define PANEL_LINE 4

#define Color int

#define BLACK 0

#define BLUE 1

#define GREEN 2

#define CYAN 3

#define RED 4

#define MAGENTA 5

#define YELLOW 6

#define WHITE 7

/** VERY IMPORTANT: The f_line, f_spline and f_arc objects all must have the

components up to and including the arrows in the same order.

This is for the get/put_generic_arrows() in e_edit.c.

**/

typedef struct f_point {

int x, y;

}

F_point;

typedef struct f_pos {

int x, y;

}

F_pos;

#define DEF_ARROW_WID (4 * ZOOM_FACTOR)

#define DEF_ARROW_HT (8 * ZOOM_FACTOR)

typedef struct f_arrow {

int type;

int style;

float thickness;

float wid;

float ht;

}

F_arrow;

typedef struct f_ellipse {

int tagged;

int distrib;

int type;

#define T_ELLIPSE_BY_RAD 1

#define T_ELLIPSE_BY_DIA 2

#define T_CIRCLE_BY_RAD 3

#define T_CIRCLE_BY_DIA 4

int style;

int thickness;

Color pen_color;

Color fill_color;

int fill_style;

int depth;

float style_val;

int pen_style;

float angle;

int direction;

#define UNFILLED -1

struct f_pos center;

struct f_pos radiuses;

struct f_pos start;

struct f_pos end;

struct f_ellipse *next;

}

F_ellipse;

/* SEE NOTE AT TOP BEFORE CHANGING ANYTHING IN THE f_arc STRUCTURE */

typedef struct f_arc {

int tagged;

int distrib;

int type;

/* note: these arc types are the internal values */

/* in the file, they are open=1, wedge=2 */

#define T_OPEN_ARC 0

#define T_PIE_WEDGE_ARC 1

int style;

int thickness;

Color pen_color;

Color fill_color;

int fill_style;

int depth;

int pen_style;

struct f_arrow *for_arrow;

struct f_arrow *back_arrow;

/* THE PRECEDING VARS MUST BE IN THE SAME ORDER IN f_arc, f_line and f_spline */

int cap_style;

float style_val;

int direction;

struct {

float x, y;

} center;

struct f_pos point[3];

struct f_arc *next;

}

F_arc;

#define CLOSED_PATH 0

#define OPEN_PATH 1

#define DEF_BOXRADIUS 7

#define DEF_DASHLENGTH 4

#define DEF_DOTGAP 3

typedef struct f_pic {

#ifndef PATH_MAX

#define PATH_MAX 128

#endif

char file[PATH_MAX];

int subtype;

#define T_PIC_EPS 1

#define T_PIC_BITMAP 2

#define T_PIC_PIXMAP 3

#define T_PIC_GIF 4

#define FileInvalid -2

int flipped;

unsigned char *bitmap;

int numcols; /* number of colors in cmap */

float hw_ratio;

int size_x, size_y; /* fig units */

struct f_pos bit_size; /* pixels */

Color color; /* only used for XBM */

int pix_rotation, pix_width, pix_height, pix_flipped;

}

F_pic;

extern char EMPTY_PIC[];

/* SEE NOTE AT TOP BEFORE CHANGING ANYTHING IN THE f_line STRUCTURE */

typedef struct f_line {

int tagged;

int distrib;

int type;

#define T_POLYLINE 1

#define T_BOX 2

#define T_POLYGON 3

#define T_ARC_BOX 4

#define T_PIC_BOX 5

int style;

int thickness;

Color pen_color;

Color fill_color;

int fill_style;

int depth;

int pen_style;

struct f_arrow *for_arrow;

struct f_arrow *back_arrow;

/* THE PRECEDING VARS MUST BE IN THE SAME ORDER IN f_arc, f_line and f_spline */

int cap_style; /* line cap style - Butt, Round, Bevel */

#define CAP_BUTT 0

#define CAP_ROUND 1

#define CAP_PROJECT 2

struct f_point *points; /* this must immediately follow cap_style */

int join_style; /* join style - Miter, Round, Bevel */

#define JOIN_MITER 0

#define JOIN_ROUND 1

#define JOIN_BEVEL 2

float style_val;

int radius; /* corner radius for T_ARC_BOX */

struct f_pic *pic;

struct f_line *next;

}

F_line;

typedef struct f_text {

int tagged;

int distrib;

int type;

#define T_LEFT_JUSTIFIED 0

#define T_CENTER_JUSTIFIED 1

#define T_RIGHT_JUSTIFIED 2

int font;

/* PIX_FONT fontstruct; */

int size; /* point size */

Color color;

int depth;

float angle; /* in radians */

int flags;

#define RIGID_TEXT 1

#define SPECIAL_TEXT 2

#define PSFONT_TEXT 4

#define HIDDEN_TEXT 8

int ascent; /* Fig units */

int length; /* Fig units */

int descent; /* from XTextExtents(), not in file */

int base_x;

int base_y;

int pen_style;

char *cstring;

struct f_text *next;

}

F_text;

#define MAXFONT(T) (psfont_text(T) ? NUM_FONTS : NUM_LATEX_FONTS)

#define rigid_text(t) \

(t->flags == DEFAULT \

|| (t->flags & RIGID_TEXT))

#define special_text(t) \

((t->flags != DEFAULT \

&& (t->flags & SPECIAL_TEXT)))

#define psfont_text(t) \

(t->flags != DEFAULT \

&& (t->flags & PSFONT_TEXT))

#define hidden_text(t) \

(t->flags != DEFAULT \

&& (t->flags & HIDDEN_TEXT))

#define text_length(t) \

(hidden_text(t) ? hidden_text_length : t->length)

#define using_ps (cur_textflags & PSFONT_TEXT)

typedef struct f_control {

float lx, ly, rx, ry;

struct f_control *next;

}

F_control;

/* SEE NOTE AT TOP BEFORE CHANGING ANYTHING IN THE f_spline STRUCTURE */

#define int_spline(s) (s->type & 0x2)

#define normal_spline(s) (!(s->type & 0x2))

#define closed_spline(s) (s->type & 0x1)

#define open_spline(s) (!(s->type & 0x1))

typedef struct f_spline {

int tagged;

int distrib;

int type;

#define T_OPEN_NORMAL 0

#define T_CLOSED_NORMAL 1

#define T_OPEN_INTERP 2

#define T_CLOSED_INTERP 3

int style;

int thickness;

Color pen_color;

Color fill_color;

int fill_style;

int depth;

int pen_style;

struct f_arrow *for_arrow;

struct f_arrow *back_arrow;

/* THE PRECEDING VARS MUST BE IN THE SAME ORDER IN f_arc, f_line and f_spline */

int cap_style;

* For T_OPEN_NORMAL and T_CLOSED_NORMAL points are control points while

* they are knots for T_OPEN_INTERP and T_CLOSED_INTERP whose control

* points are stored in controls.

struct f_point *points; /* this must immediately follow cap_style */

float style_val;

struct f_control *controls;

struct f_spline *next;

}

F_spline;

typedef struct f_compound {

int tagged;

int distrib;

struct f_pos nwcorner;

struct f_pos secorner;

struct f_line *lines;

struct f_ellipse *ellipses;

struct f_spline *splines;

struct f_text *texts;

struct f_arc *arcs;

struct f_compound *compounds;

struct f_compound *next;

}

F_compound;

typedef struct f_linkinfo {

struct f_line *line;

struct f_point *endpt;

struct f_point *prevpt;

int two_pts;

struct f_linkinfo *next;

}

F_linkinfo;

/* separate the "type" and the "style" from the cur_arrowtype */

#define ARROW_TYPE(x) ((x)==0? 0 : ((x)+1)/2)

#define ARROW_STYLE(x) ((x)==0? 0 : ((x)+1)%2)

#define ARROW_SIZE sizeof(struct f_arrow)

#define POINT_SIZE sizeof(struct f_point)

#define CONTROL_SIZE sizeof(struct f_control)

#define ELLOBJ_SIZE sizeof(struct f_ellipse)

#define ARCOBJ_SIZE sizeof(struct f_arc)

#define LINOBJ_SIZE sizeof(struct f_line)

#define TEXOBJ_SIZE sizeof(struct f_text)

#define SPLOBJ_SIZE sizeof(struct f_spline)

#define COMOBJ_SIZE sizeof(struct f_compound)

#define PIC_SIZE sizeof(struct f_pic)

#define LINKINFO_SIZE sizeof(struct f_linkinfo)

/********************** object codes **********************/

#define O_COLOR_DEF 0

#define O_ELLIPSE 1

#define O_POLYLINE 2

#define O_SPLINE 3

/* HBB 990329: quick hack: 'O_TEXT' is in use by <fcntl.h> header

* on DOS/Windows platforms. Renamed to OBJ_TEXT */

#define OBJ_TEXT 4

#define O_ARC 5

#define O_COMPOUND 6

#define O_END_COMPOUND -O_COMPOUND

#define O_ALL_OBJECT 99

/********************* object masks for update ************************/

#define M_NONE 0x000

#define M_POLYLINE_POLYGON 0x001

#define M_POLYLINE_LINE 0x002

#define M_POLYLINE_BOX 0x004 /* includes ARCBOX */

#define M_SPLINE_O_NORMAL 0x008

#define M_SPLINE_C_NORMAL 0x010

#define M_SPLINE_O_INTERP 0x020

#define M_SPLINE_C_INTERP 0x040

#define M_TEXT_NORMAL 0x080

#define M_TEXT_HIDDEN 0x100

#define M_ARC 0x200

#define M_ELLIPSE 0x400

#define M_COMPOUND 0x800

#define M_TEXT (M_TEXT_HIDDEN | M_TEXT_NORMAL)

#define M_SPLINE_O (M_SPLINE_O_NORMAL | M_SPLINE_O_INTERP)

#define M_SPLINE_C (M_SPLINE_C_NORMAL | M_SPLINE_C_INTERP)

#define M_SPLINE_NORMAL (M_SPLINE_O_NORMAL | M_SPLINE_C_NORMAL)

#define M_SPLINE_INTERP (M_SPLINE_O_INTERP | M_SPLINE_C_INTERP)

#define M_SPLINE (M_SPLINE_NORMAL | M_SPLINE_INTERP)

#define M_POLYLINE (M_POLYLINE_LINE | M_POLYLINE_POLYGON | M_POLYLINE_BOX)

#define M_VARPTS_OBJECT (M_POLYLINE_LINE | M_POLYLINE_POLYGON | M_SPLINE)

#define M_OPEN_OBJECT (M_POLYLINE_LINE | M_SPLINE_O | M_ARC)

#define M_ROTATE_ANGLE (M_VARPTS_OBJECT | M_ARC | M_TEXT | M_COMPOUND | M_ELLIPSE)

#define M_ELLTEXTANGLE (M_ELLIPSE | M_TEXT)

#define M_OBJECT (M_ELLIPSE | M_POLYLINE | M_SPLINE | M_TEXT | M_ARC)

#define M_NO_TEXT (M_ELLIPSE | M_POLYLINE | M_SPLINE | M_COMPOUND | M_ARC)

#define M_ALL (M_OBJECT | M_COMPOUND)

/************************ Objects **********************/

extern F_compound objects;

/************ global working pointers ************/

extern F_line *cur_l, *new_l, *old_l;

extern F_arc *cur_a, *new_a, *old_a;

extern F_ellipse *cur_e, *new_e, *old_e;

extern F_text *cur_t, *new_t, *old_t;

extern F_spline *cur_s, *new_s, *old_s;

extern F_compound *cur_c, *new_c, *old_c;

extern F_point *first_point, *cur_point;

extern F_linkinfo *cur_links;

/*************** object attribute settings ***********/

/* Lines */

extern int cur_linewidth;

extern int cur_linestyle;

extern int cur_joinstyle;

extern int cur_capstyle;

extern float cur_dashlength;

extern float cur_dotgap;

extern float cur_styleval;

extern Color cur_fillcolor, cur_pencolor;

extern int cur_fillstyle, cur_penstyle;

extern int cur_boxradius;

extern int cur_arrowmode;

extern int cur_arrowtype;

extern int cur_arctype;

/* Text */

extern int cur_fontsize; /* font size */

extern int cur_latex_font;

extern int cur_ps_font;

extern int cur_textjust;

extern int cur_textflags;

/* Misc */

extern float cur_elltextangle;

gnuplot-old/term/object.h at gnuplot-4-6-alpha · gnuplot/gnuplot-old · GitHub

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