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C/C++ Source or Header | 1992-10-14 | 6.4 KB | 262 lines

/* * TransFig: Facility for Translating Fig code * Copyright (c) 1985 Supoj Sutantavibul * Copyright (c) 1991 Micah Beck * * Permission to use, copy, modify, distribute, and sell this software and its * documentation for any purpose is hereby granted without fee, provided that * the above copyright notice appear in all copies and that both that * copyright notice and this permission notice appear in supporting * documentation. The authors make no representations about the suitability * of this software for any purpose. It is provided "as is" without express * or implied warranty. * * THE AUTHORS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO * EVENT SHALL THE AUTHORS BE LIABLE FOR ANY SPECIAL, INDIRECT OR * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR * PERFORMANCE OF THIS SOFTWARE. * */ #define DEFAULT (-1) typedef struct f_point { int x, y; struct f_point *next; } F_point; typedef struct f_pos { int x, y; } F_pos; typedef struct f_arrow { int type; int style; double thickness; double wid; double ht; } F_arrow; typedef struct f_ellipse { 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; int color; #define BLACK_COLOR 0 #define BLUE_COLOR 1 #define GREEN_COLOR 2 #define CYAN_COLOR 3 #define RED_COLOR 4 #define MAGENTA_COLOR 5 #define YELLOW_COLOR 6 #define WHITE_COLOR 7 int depth; int direction; double style_val; double angle; int pen; int area_fill; #define UNFILLED 0 #define WHITE_FILL 1 #define BLACK_FILL 21 struct f_pos center; struct f_pos radiuses; struct f_pos start; struct f_pos end; struct f_ellipse *next; } F_ellipse; typedef struct f_arc { int type; #define T_3_POINTS_ARC 1 int style; int thickness; int color; int depth; int pen; int area_fill; double style_val; int direction; struct f_arrow *for_arrow; struct f_arrow *back_arrow; struct {double x, y;} center; struct f_pos point[3]; struct f_arc *next; } F_arc; typedef struct f_line { int type; #define T_POLYLINE 1 #define T_BOX 2 #define T_POLYGON 3 #define T_ARC_BOX 4 #define T_EPS_BOX 5 int style; int thickness; int color; int depth; double style_val; int pen; int area_fill; int radius; /* for T_ARC_BOX */ struct f_arrow *for_arrow; struct f_arrow *back_arrow; struct f_point *points; struct f_eps *eps; struct f_line *next; } F_line; typedef struct f_eps { char file[256]; int flipped; unsigned char *bitmap; float hw_ratio; struct f_pos bit_size; int pix_rotation, pix_width, pix_height, pix_flipped; } F_eps; extern char EMPTY_EPS[]; typedef struct f_text { int type; #define T_LEFT_JUSTIFIED 0 #define T_CENTER_JUSTIFIED 1 #define T_RIGHT_JUSTIFIED 2 int font; #define DEFAULT_FONT 0 #define ROMAN_FONT 1 #define BOLD_FONT 2 #define ITALIC_FONT 3 #define MODERN_FONT 4 #define TYPEWRITER_FONT 5 #define MAX_FONT 5 double size; /* point size */ int color; int depth; double angle; /* in radian */ int flags; #define RIGID_TEXT 1 #define SPECIAL_TEXT 2 #define PSFONT_TEXT 4 double height; /* pixels */ double length; /* pixels */ int base_x; int base_y; int pen; char *cstring; struct f_text *next; } F_text; #define MAX_PSFONT 35 #define MAXFONT(T) (psfont_text(T) ? MAX_PSFONT : MAX_FONT) #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)) typedef struct f_control { double lx, ly, rx, ry; struct f_control *next; } F_control; #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 type; #define T_OPEN_NORMAL 0 #define T_CLOSED_NORMAL 1 #define T_OPEN_INTERPOLATED 2 #define T_CLOSED_INTERPOLATED 3 int style; int thickness; int color; int depth; double style_val; int pen; int area_fill; struct f_arrow *for_arrow; struct f_arrow *back_arrow; /* For T_OPEN_NORMAL and T_CLOSED_NORMAL points are control points while they are knots for T_OPEN_INTERPOLATED and T_CLOSED_INTERPOLTED whose control points are stored in controls. */ struct f_point *points; struct f_control *controls; struct f_spline *next; } F_spline; typedef struct f_compound { 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; #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 EPS_SIZE sizeof(struct f_eps) #define TEXOBJ_SIZE sizeof(struct f_text) #define SPLOBJ_SIZE sizeof(struct f_spline) #define COMOBJ_SIZE sizeof(struct f_compound) /********************** object codes **********************/ #define O_ELLIPSE 1 #define O_POLYLINE 2 #define O_SPLINE 3 #define O_TEXT 4 #define O_ARC 5 #define O_COMPOUND 6 #define O_END_COMPOUND (-O_COMPOUND) #define O_ALL_OBJECT 99 /************ object styles (except for f_text) ************/ #define SOLID_LINE 0 #define DASH_LINE 1 #define DOTTED_LINE 2 #define CLOSED_PATH 0 #define OPEN_PATH 1