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12 changed files with 562 additions and 2360 deletions

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@ -4,7 +4,7 @@
include config.mk
SRC = st.c x.c boxdraw.c hb.c
SRC = st.c x.c
OBJ = $(SRC:.c=.o)
all: options st
@ -22,9 +22,7 @@ config.h:
$(CC) $(STCFLAGS) -c $<
st.o: config.h st.h win.h
x.o: arg.h config.h st.h win.h hb.h
boxdraw.o: config.h st.h boxdraw_data.h
hb.o: st.h
x.o: arg.h config.h st.h win.h
$(OBJ): config.h config.mk

194
boxdraw.c
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@ -1,194 +0,0 @@
/*
* Copyright 2018 Avi Halachmi (:avih) avihpit@yahoo.com https://github.com/avih
* MIT/X Consortium License
*/
#include <X11/Xft/Xft.h>
#include "st.h"
#include "boxdraw_data.h"
/* Rounded non-negative integers division of n / d */
#define DIV(n, d) (((n) + (d) / 2) / (d))
static Display *xdpy;
static Colormap xcmap;
static XftDraw *xd;
static Visual *xvis;
static void drawbox(int, int, int, int, XftColor *, XftColor *, ushort);
static void drawboxlines(int, int, int, int, XftColor *, ushort);
/* public API */
void
boxdraw_xinit(Display *dpy, Colormap cmap, XftDraw *draw, Visual *vis)
{
xdpy = dpy; xcmap = cmap; xd = draw, xvis = vis;
}
int
isboxdraw(Rune u)
{
Rune block = u & ~0xff;
return (boxdraw && block == 0x2500 && boxdata[(uint8_t)u]) ||
(boxdraw_braille && block == 0x2800);
}
/* the "index" is actually the entire shape data encoded as ushort */
ushort
boxdrawindex(const Glyph *g)
{
if (boxdraw_braille && (g->u & ~0xff) == 0x2800)
return BRL | (uint8_t)g->u;
if (boxdraw_bold && (g->mode & ATTR_BOLD))
return BDB | boxdata[(uint8_t)g->u];
return boxdata[(uint8_t)g->u];
}
void
drawboxes(int x, int y, int cw, int ch, XftColor *fg, XftColor *bg,
const XftGlyphFontSpec *specs, int len)
{
for ( ; len-- > 0; x += cw, specs++)
drawbox(x, y, cw, ch, fg, bg, (ushort)specs->glyph);
}
/* implementation */
void
drawbox(int x, int y, int w, int h, XftColor *fg, XftColor *bg, ushort bd)
{
ushort cat = bd & ~(BDB | 0xff); /* mask out bold and data */
if (bd & (BDL | BDA)) {
/* lines (light/double/heavy/arcs) */
drawboxlines(x, y, w, h, fg, bd);
} else if (cat == BBD) {
/* lower (8-X)/8 block */
int d = DIV((uint8_t)bd * h, 8);
XftDrawRect(xd, fg, x, y + d, w, h - d);
} else if (cat == BBU) {
/* upper X/8 block */
XftDrawRect(xd, fg, x, y, w, DIV((uint8_t)bd * h, 8));
} else if (cat == BBL) {
/* left X/8 block */
XftDrawRect(xd, fg, x, y, DIV((uint8_t)bd * w, 8), h);
} else if (cat == BBR) {
/* right (8-X)/8 block */
int d = DIV((uint8_t)bd * w, 8);
XftDrawRect(xd, fg, x + d, y, w - d, h);
} else if (cat == BBQ) {
/* Quadrants */
int w2 = DIV(w, 2), h2 = DIV(h, 2);
if (bd & TL)
XftDrawRect(xd, fg, x, y, w2, h2);
if (bd & TR)
XftDrawRect(xd, fg, x + w2, y, w - w2, h2);
if (bd & BL)
XftDrawRect(xd, fg, x, y + h2, w2, h - h2);
if (bd & BR)
XftDrawRect(xd, fg, x + w2, y + h2, w - w2, h - h2);
} else if (bd & BBS) {
/* Shades - data is 1/2/3 for 25%/50%/75% alpha, respectively */
int d = (uint8_t)bd;
XftColor xfc;
XRenderColor xrc = { .alpha = 0xffff };
xrc.red = DIV(fg->color.red * d + bg->color.red * (4 - d), 4);
xrc.green = DIV(fg->color.green * d + bg->color.green * (4 - d), 4);
xrc.blue = DIV(fg->color.blue * d + bg->color.blue * (4 - d), 4);
XftColorAllocValue(xdpy, xvis, xcmap, &xrc, &xfc);
XftDrawRect(xd, &xfc, x, y, w, h);
XftColorFree(xdpy, xvis, xcmap, &xfc);
} else if (cat == BRL) {
/* braille, each data bit corresponds to one dot at 2x4 grid */
int w1 = DIV(w, 2);
int h1 = DIV(h, 4), h2 = DIV(h, 2), h3 = DIV(3 * h, 4);
if (bd & 1) XftDrawRect(xd, fg, x, y, w1, h1);
if (bd & 2) XftDrawRect(xd, fg, x, y + h1, w1, h2 - h1);
if (bd & 4) XftDrawRect(xd, fg, x, y + h2, w1, h3 - h2);
if (bd & 8) XftDrawRect(xd, fg, x + w1, y, w - w1, h1);
if (bd & 16) XftDrawRect(xd, fg, x + w1, y + h1, w - w1, h2 - h1);
if (bd & 32) XftDrawRect(xd, fg, x + w1, y + h2, w - w1, h3 - h2);
if (bd & 64) XftDrawRect(xd, fg, x, y + h3, w1, h - h3);
if (bd & 128) XftDrawRect(xd, fg, x + w1, y + h3, w - w1, h - h3);
}
}
void
drawboxlines(int x, int y, int w, int h, XftColor *fg, ushort bd)
{
/* s: stem thickness. width/8 roughly matches underscore thickness. */
/* We draw bold as 1.5 * normal-stem and at least 1px thicker. */
/* doubles draw at least 3px, even when w or h < 3. bold needs 6px. */
int mwh = MIN(w, h);
int base_s = MAX(1, DIV(mwh, 8));
int bold = (bd & BDB) && mwh >= 6; /* possibly ignore boldness */
int s = bold ? MAX(base_s + 1, DIV(3 * base_s, 2)) : base_s;
int w2 = DIV(w - s, 2), h2 = DIV(h - s, 2);
/* the s-by-s square (x + w2, y + h2, s, s) is the center texel. */
/* The base length (per direction till edge) includes this square. */
int light = bd & (LL | LU | LR | LD);
int double_ = bd & (DL | DU | DR | DD);
if (light) {
/* d: additional (negative) length to not-draw the center */
/* texel - at arcs and avoid drawing inside (some) doubles */
int arc = bd & BDA;
int multi_light = light & (light - 1);
int multi_double = double_ & (double_ - 1);
/* light crosses double only at DH+LV, DV+LH (ref. shapes) */
int d = arc || (multi_double && !multi_light) ? -s : 0;
if (bd & LL)
XftDrawRect(xd, fg, x, y + h2, w2 + s + d, s);
if (bd & LU)
XftDrawRect(xd, fg, x + w2, y, s, h2 + s + d);
if (bd & LR)
XftDrawRect(xd, fg, x + w2 - d, y + h2, w - w2 + d, s);
if (bd & LD)
XftDrawRect(xd, fg, x + w2, y + h2 - d, s, h - h2 + d);
}
/* double lines - also align with light to form heavy when combined */
if (double_) {
/*
* going clockwise, for each double-ray: p is additional length
* to the single-ray nearer to the previous direction, and n to
* the next. p and n adjust from the base length to lengths
* which consider other doubles - shorter to avoid intersections
* (p, n), or longer to draw the far-corner texel (n).
*/
int dl = bd & DL, du = bd & DU, dr = bd & DR, dd = bd & DD;
if (dl) {
int p = dd ? -s : 0, n = du ? -s : dd ? s : 0;
XftDrawRect(xd, fg, x, y + h2 + s, w2 + s + p, s);
XftDrawRect(xd, fg, x, y + h2 - s, w2 + s + n, s);
}
if (du) {
int p = dl ? -s : 0, n = dr ? -s : dl ? s : 0;
XftDrawRect(xd, fg, x + w2 - s, y, s, h2 + s + p);
XftDrawRect(xd, fg, x + w2 + s, y, s, h2 + s + n);
}
if (dr) {
int p = du ? -s : 0, n = dd ? -s : du ? s : 0;
XftDrawRect(xd, fg, x + w2 - p, y + h2 - s, w - w2 + p, s);
XftDrawRect(xd, fg, x + w2 - n, y + h2 + s, w - w2 + n, s);
}
if (dd) {
int p = dr ? -s : 0, n = dl ? -s : dr ? s : 0;
XftDrawRect(xd, fg, x + w2 + s, y + h2 - p, s, h - h2 + p);
XftDrawRect(xd, fg, x + w2 - s, y + h2 - n, s, h - h2 + n);
}
}
}

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@ -1,214 +0,0 @@
/*
* Copyright 2018 Avi Halachmi (:avih) avihpit@yahoo.com https://github.com/avih
* MIT/X Consortium License
*/
/*
* U+25XX codepoints data
*
* References:
* http://www.unicode.org/charts/PDF/U2500.pdf
* http://www.unicode.org/charts/PDF/U2580.pdf
*
* Test page:
* https://github.com/GNOME/vte/blob/master/doc/boxes.txt
*/
/* Each shape is encoded as 16-bits. Higher bits are category, lower are data */
/* Categories (mutually exclusive except BDB): */
/* For convenience, BDL/BDA/BBS/BDB are 1 bit each, the rest are enums */
#define BDL (1<<8) /* Box Draw Lines (light/double/heavy) */
#define BDA (1<<9) /* Box Draw Arc (light) */
#define BBD (1<<10) /* Box Block Down (lower) X/8 */
#define BBL (2<<10) /* Box Block Left X/8 */
#define BBU (3<<10) /* Box Block Upper X/8 */
#define BBR (4<<10) /* Box Block Right X/8 */
#define BBQ (5<<10) /* Box Block Quadrants */
#define BRL (6<<10) /* Box Braille (data is lower byte of U28XX) */
#define BBS (1<<14) /* Box Block Shades */
#define BDB (1<<15) /* Box Draw is Bold */
/* (BDL/BDA) Light/Double/Heavy x Left/Up/Right/Down/Horizontal/Vertical */
/* Heavy is light+double (literally drawing light+double align to form heavy) */
#define LL (1<<0)
#define LU (1<<1)
#define LR (1<<2)
#define LD (1<<3)
#define LH (LL+LR)
#define LV (LU+LD)
#define DL (1<<4)
#define DU (1<<5)
#define DR (1<<6)
#define DD (1<<7)
#define DH (DL+DR)
#define DV (DU+DD)
#define HL (LL+DL)
#define HU (LU+DU)
#define HR (LR+DR)
#define HD (LD+DD)
#define HH (HL+HR)
#define HV (HU+HD)
/* (BBQ) Quadrants Top/Bottom x Left/Right */
#define TL (1<<0)
#define TR (1<<1)
#define BL (1<<2)
#define BR (1<<3)
/* Data for U+2500 - U+259F except dashes/diagonals */
static const unsigned short boxdata[256] = {
/* light lines */
[0x00] = BDL + LH, /* light horizontal */
[0x02] = BDL + LV, /* light vertical */
[0x0c] = BDL + LD + LR, /* light down and right */
[0x10] = BDL + LD + LL, /* light down and left */
[0x14] = BDL + LU + LR, /* light up and right */
[0x18] = BDL + LU + LL, /* light up and left */
[0x1c] = BDL + LV + LR, /* light vertical and right */
[0x24] = BDL + LV + LL, /* light vertical and left */
[0x2c] = BDL + LH + LD, /* light horizontal and down */
[0x34] = BDL + LH + LU, /* light horizontal and up */
[0x3c] = BDL + LV + LH, /* light vertical and horizontal */
[0x74] = BDL + LL, /* light left */
[0x75] = BDL + LU, /* light up */
[0x76] = BDL + LR, /* light right */
[0x77] = BDL + LD, /* light down */
/* heavy [+light] lines */
[0x01] = BDL + HH,
[0x03] = BDL + HV,
[0x0d] = BDL + HR + LD,
[0x0e] = BDL + HD + LR,
[0x0f] = BDL + HD + HR,
[0x11] = BDL + HL + LD,
[0x12] = BDL + HD + LL,
[0x13] = BDL + HD + HL,
[0x15] = BDL + HR + LU,
[0x16] = BDL + HU + LR,
[0x17] = BDL + HU + HR,
[0x19] = BDL + HL + LU,
[0x1a] = BDL + HU + LL,
[0x1b] = BDL + HU + HL,
[0x1d] = BDL + HR + LV,
[0x1e] = BDL + HU + LD + LR,
[0x1f] = BDL + HD + LR + LU,
[0x20] = BDL + HV + LR,
[0x21] = BDL + HU + HR + LD,
[0x22] = BDL + HD + HR + LU,
[0x23] = BDL + HV + HR,
[0x25] = BDL + HL + LV,
[0x26] = BDL + HU + LD + LL,
[0x27] = BDL + HD + LU + LL,
[0x28] = BDL + HV + LL,
[0x29] = BDL + HU + HL + LD,
[0x2a] = BDL + HD + HL + LU,
[0x2b] = BDL + HV + HL,
[0x2d] = BDL + HL + LD + LR,
[0x2e] = BDL + HR + LL + LD,
[0x2f] = BDL + HH + LD,
[0x30] = BDL + HD + LH,
[0x31] = BDL + HD + HL + LR,
[0x32] = BDL + HR + HD + LL,
[0x33] = BDL + HH + HD,
[0x35] = BDL + HL + LU + LR,
[0x36] = BDL + HR + LU + LL,
[0x37] = BDL + HH + LU,
[0x38] = BDL + HU + LH,
[0x39] = BDL + HU + HL + LR,
[0x3a] = BDL + HU + HR + LL,
[0x3b] = BDL + HH + HU,
[0x3d] = BDL + HL + LV + LR,
[0x3e] = BDL + HR + LV + LL,
[0x3f] = BDL + HH + LV,
[0x40] = BDL + HU + LH + LD,
[0x41] = BDL + HD + LH + LU,
[0x42] = BDL + HV + LH,
[0x43] = BDL + HU + HL + LD + LR,
[0x44] = BDL + HU + HR + LD + LL,
[0x45] = BDL + HD + HL + LU + LR,
[0x46] = BDL + HD + HR + LU + LL,
[0x47] = BDL + HH + HU + LD,
[0x48] = BDL + HH + HD + LU,
[0x49] = BDL + HV + HL + LR,
[0x4a] = BDL + HV + HR + LL,
[0x4b] = BDL + HV + HH,
[0x78] = BDL + HL,
[0x79] = BDL + HU,
[0x7a] = BDL + HR,
[0x7b] = BDL + HD,
[0x7c] = BDL + HR + LL,
[0x7d] = BDL + HD + LU,
[0x7e] = BDL + HL + LR,
[0x7f] = BDL + HU + LD,
/* double [+light] lines */
[0x50] = BDL + DH,
[0x51] = BDL + DV,
[0x52] = BDL + DR + LD,
[0x53] = BDL + DD + LR,
[0x54] = BDL + DR + DD,
[0x55] = BDL + DL + LD,
[0x56] = BDL + DD + LL,
[0x57] = BDL + DL + DD,
[0x58] = BDL + DR + LU,
[0x59] = BDL + DU + LR,
[0x5a] = BDL + DU + DR,
[0x5b] = BDL + DL + LU,
[0x5c] = BDL + DU + LL,
[0x5d] = BDL + DL + DU,
[0x5e] = BDL + DR + LV,
[0x5f] = BDL + DV + LR,
[0x60] = BDL + DV + DR,
[0x61] = BDL + DL + LV,
[0x62] = BDL + DV + LL,
[0x63] = BDL + DV + DL,
[0x64] = BDL + DH + LD,
[0x65] = BDL + DD + LH,
[0x66] = BDL + DD + DH,
[0x67] = BDL + DH + LU,
[0x68] = BDL + DU + LH,
[0x69] = BDL + DH + DU,
[0x6a] = BDL + DH + LV,
[0x6b] = BDL + DV + LH,
[0x6c] = BDL + DH + DV,
/* (light) arcs */
[0x6d] = BDA + LD + LR,
[0x6e] = BDA + LD + LL,
[0x6f] = BDA + LU + LL,
[0x70] = BDA + LU + LR,
/* Lower (Down) X/8 block (data is 8 - X) */
[0x81] = BBD + 7, [0x82] = BBD + 6, [0x83] = BBD + 5, [0x84] = BBD + 4,
[0x85] = BBD + 3, [0x86] = BBD + 2, [0x87] = BBD + 1, [0x88] = BBD + 0,
/* Left X/8 block (data is X) */
[0x89] = BBL + 7, [0x8a] = BBL + 6, [0x8b] = BBL + 5, [0x8c] = BBL + 4,
[0x8d] = BBL + 3, [0x8e] = BBL + 2, [0x8f] = BBL + 1,
/* upper 1/2 (4/8), 1/8 block (X), right 1/2, 1/8 block (8-X) */
[0x80] = BBU + 4, [0x94] = BBU + 1,
[0x90] = BBR + 4, [0x95] = BBR + 7,
/* Quadrants */
[0x96] = BBQ + BL,
[0x97] = BBQ + BR,
[0x98] = BBQ + TL,
[0x99] = BBQ + TL + BL + BR,
[0x9a] = BBQ + TL + BR,
[0x9b] = BBQ + TL + TR + BL,
[0x9c] = BBQ + TL + TR + BR,
[0x9d] = BBQ + TR,
[0x9e] = BBQ + BL + TR,
[0x9f] = BBQ + BL + TR + BR,
/* Shades, data is an alpha value in 25% units (1/4, 1/2, 3/4) */
[0x91] = BBS + 1, [0x92] = BBS + 2, [0x93] = BBS + 3,
/* U+2504 - U+250B, U+254C - U+254F: unsupported (dashes) */
/* U+2571 - U+2573: unsupported (diagonals) */
};

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@ -8,20 +8,6 @@
static char *font = "Liberation Mono:pixelsize=12:antialias=true:autohint=true";
static int borderpx = 2;
/*
* Override/adjust fontsize of choosen monitors:
*/
MonitorConfig monitors_config[] = {
// skip = fixed relative points size (monitor dpi)
// =0 : fixed absolute pixel size (default screen dpi)
// >0 : auto absolute pixel size (monitor dpi)
// <0 : auto relative points size (monitor dpi)
// {"DP-1", 0}, // BUG:(size=0): not restored to default after back'n'forth
{"HDMI-0~1", -20}, // BUG:(ignored DPI=220): = 20 is eqv to 10pt (DPI=110)
{"HDMI-0~2", -14},
};
float winmovethreshold = 0.6;
/*
* What program is execed by st depends of these precedence rules:
* 1: program passed with -e
@ -70,12 +56,6 @@ int allowwindowops = 0;
static double minlatency = 8;
static double maxlatency = 33;
/*
* Synchronized-Update timeout in ms
* https://gitlab.com/gnachman/iterm2/-/wikis/synchronized-updates-spec
*/
static uint su_timeout = 200;
/*
* blinking timeout (set to 0 to disable blinking) for the terminal blinking
* attribute.
@ -87,18 +67,6 @@ static unsigned int blinktimeout = 800;
*/
static unsigned int cursorthickness = 2;
/*
* 1: render most of the lines/blocks characters without using the font for
* perfect alignment between cells (U2500 - U259F except dashes/diagonals).
* Bold affects lines thickness if boxdraw_bold is not 0. Italic is ignored.
* 0: disable (render all U25XX glyphs normally from the font).
*/
const int boxdraw = 0;
const int boxdraw_bold = 0;
/* braille (U28XX): 1: render as adjacent "pixels", 0: use font */
const int boxdraw_braille = 0;
/*
* bell volume. It must be a value between -100 and 100. Use 0 for disabling
* it
@ -125,30 +93,35 @@ char *termname = "st-256color";
*/
unsigned int tabspaces = 8;
/* bg opacity */
float alpha = 0.8;
/* Terminal colors (16 first used in escape sequence) */
static const char *colorname[] = {
/* 8 normal colors */
[0] = "#282828", /* hard contrast: #1d2021 / soft contrast: #32302f */
[1] = "#cc241d", /* red */
[2] = "#98971a", /* green */
[3] = "#d79921", /* yellow */
[4] = "#458588", /* blue */
[5] = "#b16286", /* magenta */
[6] = "#689d6a", /* cyan */
[7] = "#a89984", /* white */
"black",
"red3",
"green3",
"yellow3",
"blue2",
"magenta3",
"cyan3",
"gray90",
/* 8 bright colors */
[8] = "#928374", /* black */
[9] = "#fb4934", /* red */
[10] = "#b8bb26", /* green */
[11] = "#fabd2f", /* yellow */
[12] = "#83a598", /* blue */
[13] = "#d3869b", /* magenta */
[14] = "#8ec07c", /* cyan */
[15] = "#ebdbb2", /* white */
"gray50",
"red",
"green",
"yellow",
"#5c5cff",
"magenta",
"cyan",
"white",
[255] = 0,
/* more colors can be added after 255 to use with DefaultXX */
"#cccccc",
"#555555",
"gray90", /* default foreground colour */
"black", /* default background colour */
};
@ -156,9 +129,9 @@ static const char *colorname[] = {
* Default colors (colorname index)
* foreground, background, cursor, reverse cursor
*/
unsigned int defaultfg = 15;
unsigned int defaultbg = 0;
unsigned int defaultcs = 15;
unsigned int defaultfg = 258;
unsigned int defaultbg = 259;
unsigned int defaultcs = 256;
static unsigned int defaultrcs = 257;
/*
@ -259,14 +232,11 @@ static Shortcut shortcuts[] = {
{ TERMMOD, XK_Prior, zoom, {.f = +1} },
{ TERMMOD, XK_Next, zoom, {.f = -1} },
{ TERMMOD, XK_Home, zoomreset, {.f = 0} },
{ TERMMOD, XK_End, refreshxrandr, {.i = 0} },
{ TERMMOD, XK_C, clipcopy, {.i = 0} },
{ TERMMOD, XK_V, clippaste, {.i = 0} },
{ TERMMOD, XK_Y, selpaste, {.i = 0} },
{ ShiftMask, XK_Insert, selpaste, {.i = 0} },
{ TERMMOD, XK_Num_Lock, numlock, {.i = 0} },
{ ShiftMask, XK_Page_Up, kscrollup, {.i = -1} },
{ ShiftMask, XK_Page_Down, kscrolldown, {.i = -1} },
};
/*
@ -538,27 +508,3 @@ static char ascii_printable[] =
" !\"#$%&'()*+,-./0123456789:;<=>?"
"@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\]^_"
"`abcdefghijklmnopqrstuvwxyz{|}~";
/**
* Undercurl style. Set UNDERCURL_STYLE to one of the available styles.
*
* Curly: Dunno how to draw it *shrug*
* _ _ _ _
* ( ) ( ) ( ) ( )
* (_) (_) (_) (_)
*
* Spiky:
* /\ /\ /\ /\
* \/ \/ \/
*
* Capped:
* _ _ _
* / \ / \ / \
* \_/ \_/
*/
// Available styles
#define UNDERCURL_CURLY 0
#define UNDERCURL_SPIKY 1
#define UNDERCURL_CAPPED 2
// Active style
#define UNDERCURL_STYLE UNDERCURL_SPIKY

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@ -15,14 +15,11 @@ PKG_CONFIG = pkg-config
# includes and libs
INCS = -I$(X11INC) \
`$(PKG_CONFIG) --cflags fontconfig` \
`$(PKG_CONFIG) --cflags freetype2` \
`$(PKG_CONFIG) --cflags harfbuzz`
LIBS = -L$(X11LIB) -lm -lrt -lX11 -lutil -lXft -lXrender\
`$(PKG_CONFIG) --cflags freetype2`
LIBS = -L$(X11LIB) -lm -lrt -lX11 -lutil -lXft \
`$(PKG_CONFIG) --libs fontconfig` \
`$(PKG_CONFIG) --libs freetype2`
LIBS += -lXrandr
# flags
STCPPFLAGS = -DVERSION=\"$(VERSION)\" -D_XOPEN_SOURCE=600
STCFLAGS = $(INCS) $(STCPPFLAGS) $(CPPFLAGS) $(CFLAGS)

124
hb.c
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@ -1,124 +0,0 @@
#include <stdlib.h>
#include <stdio.h>
#include <math.h>
#include <X11/Xft/Xft.h>
#include <X11/cursorfont.h>
#include <hb.h>
#include <hb-ft.h>
#include "st.h"
#include "hb.h"
#define FEATURE(c1,c2,c3,c4) { .tag = HB_TAG(c1,c2,c3,c4), .value = 1, .start = HB_FEATURE_GLOBAL_START, .end = HB_FEATURE_GLOBAL_END }
#define BUFFER_STEP 256
hb_font_t *hbfindfont(XftFont *match);
typedef struct {
XftFont *match;
hb_font_t *font;
} HbFontMatch;
typedef struct {
size_t capacity;
HbFontMatch *fonts;
} HbFontCache;
static HbFontCache hbfontcache = { 0, NULL };
typedef struct {
size_t capacity;
Rune *runes;
} RuneBuffer;
static RuneBuffer hbrunebuffer = { 0, NULL };
/*
* Poplulate the array with a list of font features, wrapped in FEATURE macro,
* e. g.
* FEATURE('c', 'a', 'l', 't'), FEATURE('d', 'l', 'i', 'g')
*/
hb_feature_t features[] = { };
void
hbunloadfonts()
{
for (int i = 0; i < hbfontcache.capacity; i++) {
hb_font_destroy(hbfontcache.fonts[i].font);
XftUnlockFace(hbfontcache.fonts[i].match);
}
if (hbfontcache.fonts != NULL) {
free(hbfontcache.fonts);
hbfontcache.fonts = NULL;
}
hbfontcache.capacity = 0;
}
hb_font_t *
hbfindfont(XftFont *match)
{
for (int i = 0; i < hbfontcache.capacity; i++) {
if (hbfontcache.fonts[i].match == match)
return hbfontcache.fonts[i].font;
}
/* Font not found in cache, caching it now. */
hbfontcache.fonts = realloc(hbfontcache.fonts, sizeof(HbFontMatch) * (hbfontcache.capacity + 1));
FT_Face face = XftLockFace(match);
hb_font_t *font = hb_ft_font_create(face, NULL);
if (font == NULL)
die("Failed to load Harfbuzz font.");
hbfontcache.fonts[hbfontcache.capacity].match = match;
hbfontcache.fonts[hbfontcache.capacity].font = font;
hbfontcache.capacity += 1;
return font;
}
void hbtransform(HbTransformData *data, XftFont *xfont, const Glyph *glyphs, int start, int length) {
ushort mode = USHRT_MAX;
unsigned int glyph_count;
int rune_idx, glyph_idx, end = start + length;
hb_font_t *font = hbfindfont(xfont);
if (font == NULL)
return;
hb_buffer_t *buffer = hb_buffer_create();
hb_buffer_set_direction(buffer, HB_DIRECTION_LTR);
/* Resize the buffer if required length is larger. */
if (hbrunebuffer.capacity < length) {
hbrunebuffer.capacity = (length / BUFFER_STEP + 1) * BUFFER_STEP;
hbrunebuffer.runes = realloc(hbrunebuffer.runes, hbrunebuffer.capacity * sizeof(Rune));
}
/* Fill buffer with codepoints. */
for (rune_idx = 0, glyph_idx = start; glyph_idx < end; glyph_idx++, rune_idx++) {
hbrunebuffer.runes[rune_idx] = glyphs[glyph_idx].u;
mode = glyphs[glyph_idx].mode;
if (mode & ATTR_WDUMMY)
hbrunebuffer.runes[rune_idx] = 0x0020;
}
hb_buffer_add_codepoints(buffer, hbrunebuffer.runes, length, 0, length);
/* Shape the segment. */
hb_shape(font, buffer, features, sizeof(features)/sizeof(hb_feature_t));
/* Get new glyph info. */
hb_glyph_info_t *info = hb_buffer_get_glyph_infos(buffer, &glyph_count);
hb_glyph_position_t *pos = hb_buffer_get_glyph_positions(buffer, &glyph_count);
/* Fill the output. */
data->buffer = buffer;
data->glyphs = info;
data->positions = pos;
data->count = glyph_count;
}
void hbcleanup(HbTransformData *data) {
hb_buffer_destroy(data->buffer);
memset(data, 0, sizeof(HbTransformData));
}

14
hb.h
View File

@ -1,14 +0,0 @@
#include <X11/Xft/Xft.h>
#include <hb.h>
#include <hb-ft.h>
typedef struct {
hb_buffer_t *buffer;
hb_glyph_info_t *glyphs;
hb_glyph_position_t *positions;
unsigned int count;
} HbTransformData;
void hbunloadfonts();
void hbtransform(HbTransformData *, XftFont *, const Glyph *, int, int);
void hbcleanup(HbTransformData *);

1057
st.c

File diff suppressed because it is too large Load Diff

50
st.h
View File

@ -11,8 +11,7 @@
#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 || \
#define ATTRCMP(a, b) ((a).mode != (b).mode || (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)
@ -23,28 +22,18 @@
enum glyph_attribute {
ATTR_NULL = 0,
ATTR_SET = 1 << 0,
ATTR_BOLD = 1 << 1,
ATTR_FAINT = 1 << 2,
ATTR_ITALIC = 1 << 3,
ATTR_UNDERLINE = 1 << 4,
ATTR_BLINK = 1 << 5,
ATTR_REVERSE = 1 << 6,
ATTR_INVISIBLE = 1 << 7,
ATTR_STRUCK = 1 << 8,
ATTR_WRAP = 1 << 9,
ATTR_WIDE = 1 << 10,
ATTR_WDUMMY = 1 << 11,
ATTR_BOXDRAW = 1 << 11,
ATTR_SELECTED = 1 << 12,
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_BOLD_FAINT = ATTR_BOLD | ATTR_FAINT,
ATTR_DIRTYUNDERLINE = 1 << 15,
};
enum drawing_mode {
DRAW_NONE = 0,
DRAW_BG = 1 << 0,
DRAW_FG = 1 << 1,
};
enum selection_mode {
@ -76,8 +65,6 @@ typedef struct {
ushort mode; /* attribute flags */
uint32_t fg; /* foreground */
uint32_t bg; /* background */
int ustyle; /* underline style */
int ucolor[3]; /* underline color */
} Glyph;
typedef Glyph *Line;
@ -94,8 +81,6 @@ void die(const char *, ...);
void redraw(void);
void draw(void);
void kscrolldown(const Arg *);
void kscrollup(const Arg *);
void printscreen(const Arg *);
void printsel(const Arg *);
void sendbreak(const Arg *);
@ -103,7 +88,6 @@ void toggleprinter(const Arg *);
int tattrset(int);
void tnew(int, int);
int tisaltscreen(void);
void tresize(int, int);
void tsetdirtattr(int);
void ttyhangup(void);
@ -127,14 +111,6 @@ void *xmalloc(size_t);
void *xrealloc(void *, size_t);
char *xstrdup(const char *);
int isboxdraw(Rune);
ushort boxdrawindex(const Glyph *);
#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 *, const XftGlyphFontSpec *, int);
#endif
/* config.h globals */
extern char *utmp;
extern char *scroll;
@ -148,5 +124,3 @@ extern unsigned int tabspaces;
extern unsigned int defaultfg;
extern unsigned int defaultbg;
extern unsigned int defaultcs;
extern const int boxdraw, boxdraw_bold, boxdraw_braille;
extern float alpha;

View File

@ -1,5 +1,4 @@
st-mono| simpleterm monocolor,
Su,
acsc=+C\,D-A.B0E``aaffgghFiGjjkkllmmnnooppqqrrssttuuvvwwxxyyzz{{||}}~~,
am,
bce,
@ -192,7 +191,6 @@ st-mono| simpleterm monocolor,
Ms=\E]52;%p1%s;%p2%s\007,
Se=\E[2 q,
Ss=\E[%p1%d q,
Sync=\EP=%p1%ds\E\\,
st| simpleterm,
use=st-mono,

2
win.h
View File

@ -25,7 +25,7 @@ enum win_mode {
void xbell(void);
void xclipcopy(void);
void xdrawcursor(int, int, Glyph, int, int, Glyph, Line, int);
void xdrawcursor(int, int, Glyph, int, int, Glyph);
void xdrawline(Line, int, int, int);
void xfinishdraw(void);
void xloadcols(void);

952
x.c

File diff suppressed because it is too large Load Diff