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st.h
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st.h
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/* See LICENSE for license details. */
#ifndef ST_H__
#define ST_H__
#include <stdint.h>
#include <sys/types.h>
#include <wchar.h>
/* macros */
#define MIN(a, b) ((a) < (b) ? (a) : (b))
#define MAX(a, b) ((a) < (b) ? (b) : (a))
#define LEN(a) (sizeof(a) / sizeof(a)[0])
#define BETWEEN(x, a, b) ((a) <= (x) && (x) <= (b))
#define DIVCEIL(n, d) (((n) + ((d)-1)) / (d))
#define DEFAULT(a, b) (a) = (a) ? (a) : (b)
#define LIMIT(x, a, b) (x) = (x) < (a) ? (a) : (x) > (b) ? (b) : (x)
#define ATTRCMP(a, b) (((a).mode & (~ATTR_WRAP)) != ((b).mode & (~ATTR_WRAP)) || (a).fg != (b).fg || (a).bg != (b).bg)
#define TIMEDIFF(t1, t2) ((t1.tv_sec - t2.tv_sec) * 1000 + (t1.tv_nsec - t2.tv_nsec) / 1E6)
#define MODBIT(x, set, bit) ((set) ? ((x) |= (bit)) : ((x) &= ~(bit)))
#define TRUECOLOR(r, g, b) (1 << 24 | (r) << 16 | (g) << 8 | (b))
#define IS_TRUECOL(x) (1 << 24 & (x))
enum glyph_attribute {
ATTR_NULL = 0,
ATTR_BOLD = 1 << 0,
ATTR_FAINT = 1 << 1,
ATTR_ITALIC = 1 << 2,
ATTR_UNDERLINE = 1 << 3,
ATTR_BLINK = 1 << 4,
ATTR_REVERSE = 1 << 5,
ATTR_INVISIBLE = 1 << 6,
ATTR_STRUCK = 1 << 7,
ATTR_WRAP = 1 << 8,
ATTR_WIDE = 1 << 9,
ATTR_WDUMMY = 1 << 10,
ATTR_BOXDRAW = 1 << 11,
ATTR_BOLD_FAINT = ATTR_BOLD | ATTR_FAINT,
};
enum drawing_mode {
DRAW_NONE = 0,
DRAW_BG = 1 << 0,
DRAW_FG = 1 << 1,
};
enum selection_mode {
SEL_IDLE = 0,
SEL_EMPTY = 1,
SEL_READY = 2
};
enum selection_type {
SEL_REGULAR = 1,
SEL_RECTANGULAR = 2
};
enum selection_snap {
SNAP_WORD = 1,
SNAP_LINE = 2
};
typedef unsigned char uchar;
typedef unsigned int uint;
typedef unsigned long ulong;
typedef unsigned short ushort;
typedef uint_least32_t Rune;
#define Glyph Glyph_
typedef struct {
Rune u; /* character code */
ushort mode; /* attribute flags */
uint32_t fg; /* foreground */
uint32_t bg; /* background */
} Glyph;
typedef Glyph *Line;
typedef union {
int i;
uint ui;
float f;
void const *v;
char const *s;
} Arg;
void die(char const *, ...);
void redraw(void);
void tfulldirt(void);
void draw(void);
void externalpipe(Arg const *);
void kscrolldown(Arg const *);
void kscrollup(Arg const *);
void printscreen(Arg const *);
void printsel(Arg const *);
void sendbreak(Arg const *);
void toggleprinter(Arg const *);
int tattrset(int);
void tnew(int, int);
void tresize(int, int);
void tsetdirtattr(int);
void ttyhangup(void);
int ttynew(char const *, char const *, char const *, char **);
size_t ttyread(void);
void ttyresize(int, int);
void ttywrite(char const *, size_t, int);
void resettitle(void);
void selclear(void);
void selinit(void);
void selstart(int, int, int);
void selextend(int, int, int, int);
int selected(int, int);
char *getsel(void);
size_t utf8encode(Rune, char *);
void *xmalloc(size_t);
void *xrealloc(void *, size_t);
char *xstrdup(char const *);
int isboxdraw(Rune);
ushort boxdrawindex(Glyph const *);
#ifdef XFT_VERSION
/* only exposed to x.c, otherwise we'll need Xft.h for the types */
void boxdraw_xinit(Display *, Colormap, XftDraw *, Visual *);
void drawboxes(int, int, int, int, XftColor *, XftColor *, XftGlyphFontSpec const *, int);
#endif
/* config.h globals */
extern char const *utmp;
extern char const *scroll;
extern char const *stty_args;
extern char const *vtiden;
extern wchar_t const *worddelimiters;
extern int allowaltscreen;
extern int const allowwindowops;
extern char const *termname;
extern unsigned int const tabspaces;
extern unsigned int const defaultfg;
extern unsigned int defaultbg;
extern int const boxdraw, boxdraw_bold, boxdraw_braille;
extern unsigned int const defaultcs;
#endif /* ST_H__ */