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Author SHA1 Message Date
9e7f107c1f Added undercurl v0.8.4 patch 2023-06-27 22:36:11 +02:00
11 changed files with 402 additions and 1727 deletions

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@ -4,7 +4,7 @@
include config.mk include config.mk
SRC = st.c x.c boxdraw.c hb.c SRC = st.c x.c
OBJ = $(SRC:.c=.o) OBJ = $(SRC:.c=.o)
all: options st all: options st
@ -22,9 +22,7 @@ config.h:
$(CC) $(STCFLAGS) -c $< $(CC) $(STCFLAGS) -c $<
st.o: config.h st.h win.h st.o: config.h st.h win.h
x.o: arg.h config.h st.h win.h hb.h x.o: arg.h config.h st.h win.h
boxdraw.o: config.h st.h boxdraw_data.h
hb.o: st.h
$(OBJ): config.h config.mk $(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 char *font = "Liberation Mono:pixelsize=12:antialias=true:autohint=true";
static int borderpx = 2; 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: * What program is execed by st depends of these precedence rules:
* 1: program passed with -e * 1: program passed with -e
@ -87,18 +73,6 @@ static unsigned int blinktimeout = 800;
*/ */
static unsigned int cursorthickness = 2; 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 * bell volume. It must be a value between -100 and 100. Use 0 for disabling
* it * it
@ -197,42 +171,6 @@ static unsigned int defaultattr = 11;
*/ */
static uint forcemousemod = ShiftMask; static uint forcemousemod = ShiftMask;
/*
* Xresources preferences to load at startup
*/
ResourcePref resources[] = {
{ "font", STRING, &font },
{ "color0", STRING, &colorname[0] },
{ "color1", STRING, &colorname[1] },
{ "color2", STRING, &colorname[2] },
{ "color3", STRING, &colorname[3] },
{ "color4", STRING, &colorname[4] },
{ "color5", STRING, &colorname[5] },
{ "color6", STRING, &colorname[6] },
{ "color7", STRING, &colorname[7] },
{ "color8", STRING, &colorname[8] },
{ "color9", STRING, &colorname[9] },
{ "color10", STRING, &colorname[10] },
{ "color11", STRING, &colorname[11] },
{ "color12", STRING, &colorname[12] },
{ "color13", STRING, &colorname[13] },
{ "color14", STRING, &colorname[14] },
{ "color15", STRING, &colorname[15] },
{ "background", STRING, &colorname[256] },
{ "foreground", STRING, &colorname[257] },
{ "cursorColor", STRING, &colorname[258] },
{ "termname", STRING, &termname },
{ "shell", STRING, &shell },
{ "minlatency", INTEGER, &minlatency },
{ "maxlatency", INTEGER, &maxlatency },
{ "blinktimeout", INTEGER, &blinktimeout },
{ "bellvolume", INTEGER, &bellvolume },
{ "tabspaces", INTEGER, &tabspaces },
{ "borderpx", INTEGER, &borderpx },
{ "cwscale", FLOAT, &cwscale },
{ "chscale", FLOAT, &chscale },
};
/* /*
* Internal mouse shortcuts. * Internal mouse shortcuts.
* Beware that overloading Button1 will disable the selection. * Beware that overloading Button1 will disable the selection.
@ -259,14 +197,11 @@ static Shortcut shortcuts[] = {
{ TERMMOD, XK_Prior, zoom, {.f = +1} }, { TERMMOD, XK_Prior, zoom, {.f = +1} },
{ TERMMOD, XK_Next, zoom, {.f = -1} }, { TERMMOD, XK_Next, zoom, {.f = -1} },
{ TERMMOD, XK_Home, zoomreset, {.f = 0} }, { TERMMOD, XK_Home, zoomreset, {.f = 0} },
{ TERMMOD, XK_End, refreshxrandr, {.i = 0} },
{ TERMMOD, XK_C, clipcopy, {.i = 0} }, { TERMMOD, XK_C, clipcopy, {.i = 0} },
{ TERMMOD, XK_V, clippaste, {.i = 0} }, { TERMMOD, XK_V, clippaste, {.i = 0} },
{ TERMMOD, XK_Y, selpaste, {.i = 0} }, { TERMMOD, XK_Y, selpaste, {.i = 0} },
{ ShiftMask, XK_Insert, selpaste, {.i = 0} }, { ShiftMask, XK_Insert, selpaste, {.i = 0} },
{ TERMMOD, XK_Num_Lock, numlock, {.i = 0} }, { TERMMOD, XK_Num_Lock, numlock, {.i = 0} },
{ ShiftMask, XK_Page_Up, kscrollup, {.i = -1} },
{ ShiftMask, XK_Page_Down, kscrolldown, {.i = -1} },
}; };
/* /*

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

124
hb.c
View File

@ -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 *);

950
st.c

File diff suppressed because it is too large Load Diff

46
st.h
View File

@ -11,8 +11,7 @@
#define DIVCEIL(n, d) (((n) + ((d) - 1)) / (d)) #define DIVCEIL(n, d) (((n) + ((d) - 1)) / (d))
#define DEFAULT(a, b) (a) = (a) ? (a) : (b) #define DEFAULT(a, b) (a) = (a) ? (a) : (b)
#define LIMIT(x, a, b) (x) = (x) < (a) ? (a) : (x) > (b) ? (b) : (x) #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)) || \ #define ATTRCMP(a, b) ((a).mode != (b).mode || (a).fg != (b).fg || \
(a).fg != (b).fg || \
(a).bg != (b).bg) (a).bg != (b).bg)
#define TIMEDIFF(t1, t2) ((t1.tv_sec-t2.tv_sec)*1000 + \ #define TIMEDIFF(t1, t2) ((t1.tv_sec-t2.tv_sec)*1000 + \
(t1.tv_nsec-t2.tv_nsec)/1E6) (t1.tv_nsec-t2.tv_nsec)/1E6)
@ -23,30 +22,21 @@
enum glyph_attribute { enum glyph_attribute {
ATTR_NULL = 0, ATTR_NULL = 0,
ATTR_SET = 1 << 0, ATTR_BOLD = 1 << 0,
ATTR_BOLD = 1 << 1, ATTR_FAINT = 1 << 1,
ATTR_FAINT = 1 << 2, ATTR_ITALIC = 1 << 2,
ATTR_ITALIC = 1 << 3, ATTR_UNDERLINE = 1 << 3,
ATTR_UNDERLINE = 1 << 4, ATTR_BLINK = 1 << 4,
ATTR_BLINK = 1 << 5, ATTR_REVERSE = 1 << 5,
ATTR_REVERSE = 1 << 6, ATTR_INVISIBLE = 1 << 6,
ATTR_INVISIBLE = 1 << 7, ATTR_STRUCK = 1 << 7,
ATTR_STRUCK = 1 << 8, ATTR_WRAP = 1 << 8,
ATTR_WRAP = 1 << 9, ATTR_WIDE = 1 << 9,
ATTR_WIDE = 1 << 10, ATTR_WDUMMY = 1 << 10,
ATTR_WDUMMY = 1 << 11,
ATTR_BOXDRAW = 1 << 11,
ATTR_SELECTED = 1 << 12,
ATTR_BOLD_FAINT = ATTR_BOLD | ATTR_FAINT, ATTR_BOLD_FAINT = ATTR_BOLD | ATTR_FAINT,
ATTR_DIRTYUNDERLINE = 1 << 15, ATTR_DIRTYUNDERLINE = 1 << 15,
}; };
enum drawing_mode {
DRAW_NONE = 0,
DRAW_BG = 1 << 0,
DRAW_FG = 1 << 1,
};
enum selection_mode { enum selection_mode {
SEL_IDLE = 0, SEL_IDLE = 0,
SEL_EMPTY = 1, SEL_EMPTY = 1,
@ -94,8 +84,6 @@ void die(const char *, ...);
void redraw(void); void redraw(void);
void draw(void); void draw(void);
void kscrolldown(const Arg *);
void kscrollup(const Arg *);
void printscreen(const Arg *); void printscreen(const Arg *);
void printsel(const Arg *); void printsel(const Arg *);
void sendbreak(const Arg *); void sendbreak(const Arg *);
@ -103,7 +91,6 @@ void toggleprinter(const Arg *);
int tattrset(int); int tattrset(int);
void tnew(int, int); void tnew(int, int);
int tisaltscreen(void);
void tresize(int, int); void tresize(int, int);
void tsetdirtattr(int); void tsetdirtattr(int);
void ttyhangup(void); void ttyhangup(void);
@ -127,14 +114,6 @@ void *xmalloc(size_t);
void *xrealloc(void *, size_t); void *xrealloc(void *, size_t);
char *xstrdup(const char *); 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 */ /* config.h globals */
extern char *utmp; extern char *utmp;
extern char *scroll; extern char *scroll;
@ -148,5 +127,4 @@ extern unsigned int tabspaces;
extern unsigned int defaultfg; extern unsigned int defaultfg;
extern unsigned int defaultbg; extern unsigned int defaultbg;
extern unsigned int defaultcs; extern unsigned int defaultcs;
extern const int boxdraw, boxdraw_bold, boxdraw_braille;
extern float alpha; extern float alpha;

2
win.h
View File

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

509
x.c
View File

@ -14,13 +14,11 @@
#include <X11/keysym.h> #include <X11/keysym.h>
#include <X11/Xft/Xft.h> #include <X11/Xft/Xft.h>
#include <X11/XKBlib.h> #include <X11/XKBlib.h>
#include <X11/extensions/Xrandr.h>
char *argv0; char *argv0;
#include "arg.h" #include "arg.h"
#include "st.h" #include "st.h"
#include "win.h" #include "win.h"
#include "hb.h"
/* types used in config.h */ /* types used in config.h */
typedef struct { typedef struct {
@ -47,7 +45,6 @@ typedef struct {
signed char appcursor; /* application cursor */ signed char appcursor; /* application cursor */
} Key; } Key;
<<<<<<< HEAD
/* Undercurl slope types */ /* Undercurl slope types */
enum undercurl_slope_type { enum undercurl_slope_type {
UNDERCURL_SLOPE_ASCENDING = 0, UNDERCURL_SLOPE_ASCENDING = 0,
@ -55,20 +52,6 @@ enum undercurl_slope_type {
UNDERCURL_SLOPE_DESCENDING = 2, UNDERCURL_SLOPE_DESCENDING = 2,
UNDERCURL_SLOPE_BOTTOM_CAP = 3 UNDERCURL_SLOPE_BOTTOM_CAP = 3
}; };
=======
typedef struct {
const char *name;
float defaultfontsize;
} MonitorConfig;
typedef struct {
Atom name;
int x, y, w, h;
float defaultfontsize, usedfontsize;
} MonitorInfo;
static void refreshxrandr(const Arg *dummy);
>>>>>>> feat/xrandrfontsize
/* X modifiers */ /* X modifiers */
#define XK_ANY_MOD UINT_MAX #define XK_ANY_MOD UINT_MAX
@ -168,7 +151,6 @@ typedef struct {
} DC; } DC;
static inline ushort sixd_to_16bit(int); static inline ushort sixd_to_16bit(int);
static void xresetfontsettings(ushort mode, Font **font, int *frcflags);
static int xmakeglyphfontspecs(XftGlyphFontSpec *, const Glyph *, int, int, int); static int xmakeglyphfontspecs(XftGlyphFontSpec *, const Glyph *, int, int, int);
static void xdrawglyphfontspecs(const XftGlyphFontSpec *, Glyph, int, int, int); static void xdrawglyphfontspecs(const XftGlyphFontSpec *, Glyph, int, int, int);
static void xdrawglyph(Glyph, int, int); static void xdrawglyph(Glyph, int, int);
@ -243,11 +225,6 @@ static void (*handler[LASTEvent])(XEvent *) = {
[SelectionRequest] = selrequest, [SelectionRequest] = selrequest,
}; };
static double defaultrelfontsize = 0;
static MonitorInfo *monitors_info = NULL;
static int monitors_num = 0;
static int prev_mindex = -1;
/* Globals */ /* Globals */
static DC dc; static DC dc;
static XWindow xw; static XWindow xw;
@ -798,7 +775,7 @@ xresize(int col, int row)
xclear(0, 0, win.w, win.h); xclear(0, 0, win.w, win.h);
/* resize to new width */ /* resize to new width */
xw.specbuf = xrealloc(xw.specbuf, col * sizeof(GlyphFontSpec) * 4); xw.specbuf = xrealloc(xw.specbuf, col * sizeof(GlyphFontSpec));
} }
ushort ushort
@ -1110,9 +1087,6 @@ xunloadfont(Font *f)
void void
xunloadfonts(void) xunloadfonts(void)
{ {
/* Clear Harfbuzz font cache. */
hbunloadfonts();
/* Free the loaded fonts in the font cache. */ /* Free the loaded fonts in the font cache. */
while (frclen > 0) while (frclen > 0)
XftFontClose(xw.dpy, frc[--frclen].font); XftFontClose(xw.dpy, frc[--frclen].font);
@ -1244,7 +1218,7 @@ xinit(int cols, int rows)
XFillRectangle(xw.dpy, xw.buf, dc.gc, 0, 0, win.w, win.h); XFillRectangle(xw.dpy, xw.buf, dc.gc, 0, 0, win.w, win.h);
/* font spec buffer */ /* font spec buffer */
xw.specbuf = xmalloc(cols * sizeof(GlyphFontSpec) * 4); xw.specbuf = xmalloc(cols * sizeof(GlyphFontSpec));
/* Xft rendering context */ /* Xft rendering context */
xw.draw = XftDrawCreate(xw.dpy, xw.buf, xw.vis, xw.cmap); xw.draw = XftDrawCreate(xw.dpy, xw.buf, xw.vis, xw.cmap);
@ -1298,22 +1272,6 @@ xinit(int cols, int rows)
xsel.xtarget = XA_STRING; xsel.xtarget = XA_STRING;
} }
void
xresetfontsettings(ushort mode, Font **font, int *frcflags)
{
*font = &dc.font;
if ((mode & ATTR_ITALIC) && (mode & ATTR_BOLD)) {
*font = &dc.ibfont;
*frcflags = FRC_ITALICBOLD;
} else if (mode & ATTR_ITALIC) {
*font = &dc.ifont;
*frcflags = FRC_ITALIC;
} else if (mode & ATTR_BOLD) {
*font = &dc.bfont;
*frcflags = FRC_BOLD;
}
}
int int
xmakeglyphfontspecs(XftGlyphFontSpec *specs, const Glyph *glyphs, int len, int x, int y) xmakeglyphfontspecs(XftGlyphFontSpec *specs, const Glyph *glyphs, int len, int x, int y)
{ {
@ -1328,148 +1286,119 @@ xmakeglyphfontspecs(XftGlyphFontSpec *specs, const Glyph *glyphs, int len, int x
FcPattern *fcpattern, *fontpattern; FcPattern *fcpattern, *fontpattern;
FcFontSet *fcsets[] = { NULL }; FcFontSet *fcsets[] = { NULL };
FcCharSet *fccharset; FcCharSet *fccharset;
int i, f, length = 0, start = 0, numspecs = 0; int i, f, numspecs = 0;
float cluster_xp = xp, cluster_yp = yp;
HbTransformData shaped = { 0 };
/* Initial values. */
mode = prevmode = glyphs[0].mode;
xresetfontsettings(mode, &font, &frcflags);
for (i = 0, xp = winx, yp = winy + font->ascent; i < len; ++i) { for (i = 0, xp = winx, yp = winy + font->ascent; i < len; ++i) {
/* Fetch rune and mode for current glyph. */
rune = glyphs[i].u;
mode = glyphs[i].mode; mode = glyphs[i].mode;
/* Skip dummy wide-character spacing. */ /* Skip dummy wide-character spacing. */
if (mode & ATTR_WDUMMY && i < (len - 1)) if (mode == ATTR_WDUMMY)
continue; continue;
if ( /* Determine font for glyph if different from previous glyph. */
prevmode != mode if (prevmode != mode) {
|| ATTRCMP(glyphs[start], glyphs[i]) prevmode = mode;
|| selected(x + i, y) != selected(x + start, y) font = &dc.font;
|| i == (len - 1) frcflags = FRC_NORMAL;
) { runewidth = win.cw * ((mode & ATTR_WIDE) ? 2.0f : 1.0f);
/* Handle 1-character wide segments and end of line */ if ((mode & ATTR_ITALIC) && (mode & ATTR_BOLD)) {
length = i - start; font = &dc.ibfont;
if (i == start) { frcflags = FRC_ITALICBOLD;
length = 1; } else if (mode & ATTR_ITALIC) {
} else if (i == (len - 1)) { font = &dc.ifont;
length = (i - start + 1); frcflags = FRC_ITALIC;
} else if (mode & ATTR_BOLD) {
font = &dc.bfont;
frcflags = FRC_BOLD;
} }
yp = winy + font->ascent;
}
/* Shape the segment. */ /* Lookup character index with default font. */
hbtransform(&shaped, font->match, glyphs, start, length); glyphidx = XftCharIndex(xw.dpy, font->match, rune);
runewidth = win.cw * ((glyphs[start].mode & ATTR_WIDE) ? 2.0f : 1.0f); if (glyphidx) {
cluster_xp = xp; cluster_yp = yp; specs[numspecs].font = font->match;
for (int code_idx = 0; code_idx < shaped.count; code_idx++) { specs[numspecs].glyph = glyphidx;
int idx = shaped.glyphs[code_idx].cluster; specs[numspecs].x = (short)xp;
specs[numspecs].y = (short)yp;
xp += runewidth;
numspecs++;
continue;
}
if (glyphs[start + idx].mode & ATTR_WDUMMY) /* Fallback on font cache, search the font cache for match. */
continue; for (f = 0; f < frclen; f++) {
glyphidx = XftCharIndex(xw.dpy, frc[f].font, rune);
/* Advance the drawing cursor if we've moved to a new cluster */ /* Everything correct. */
if (code_idx > 0 && idx != shaped.glyphs[code_idx - 1].cluster) { if (glyphidx && frc[f].flags == frcflags)
xp += runewidth; break;
cluster_xp = xp; /* We got a default font for a not found glyph. */
cluster_yp = yp; if (!glyphidx && frc[f].flags == frcflags
runewidth = win.cw * ((glyphs[start + idx].mode & ATTR_WIDE) ? 2.0f : 1.0f); && frc[f].unicodep == rune) {
} break;
if (shaped.glyphs[code_idx].codepoint != 0) {
/* If symbol is found, put it into the specs. */
specs[numspecs].font = font->match;
specs[numspecs].glyph = shaped.glyphs[code_idx].codepoint;
specs[numspecs].x = cluster_xp + (short)(shaped.positions[code_idx].x_offset / 64.);
specs[numspecs].y = cluster_yp - (short)(shaped.positions[code_idx].y_offset / 64.);
cluster_xp += shaped.positions[code_idx].x_advance / 64.;
cluster_yp += shaped.positions[code_idx].y_advance / 64.;
numspecs++;
} else {
/* If it's not found, try to fetch it through the font cache. */
rune = glyphs[start + idx].u;
for (f = 0; f < frclen; f++) {
glyphidx = XftCharIndex(xw.dpy, frc[f].font, rune);
/* Everything correct. */
if (glyphidx && frc[f].flags == frcflags)
break;
/* We got a default font for a not found glyph. */
if (!glyphidx && frc[f].flags == frcflags
&& frc[f].unicodep == rune) {
break;
}
}
/* Nothing was found. Use fontconfig to find matching font. */
if (f >= frclen) {
if (!font->set)
font->set = FcFontSort(0, font->pattern,
1, 0, &fcres);
fcsets[0] = font->set;
/*
* Nothing was found in the cache. Now use
* some dozen of Fontconfig calls to get the
* font for one single character.
*
* Xft and fontconfig are design failures.
*/
fcpattern = FcPatternDuplicate(font->pattern);
fccharset = FcCharSetCreate();
FcCharSetAddChar(fccharset, rune);
FcPatternAddCharSet(fcpattern, FC_CHARSET,
fccharset);
FcPatternAddBool(fcpattern, FC_SCALABLE, 1);
FcConfigSubstitute(0, fcpattern,
FcMatchPattern);
FcDefaultSubstitute(fcpattern);
fontpattern = FcFontSetMatch(0, fcsets, 1,
fcpattern, &fcres);
/* Allocate memory for the new cache entry. */
if (frclen >= frccap) {
frccap += 16;
frc = xrealloc(frc, frccap * sizeof(Fontcache));
}
frc[frclen].font = XftFontOpenPattern(xw.dpy,
fontpattern);
if (!frc[frclen].font)
die("XftFontOpenPattern failed seeking fallback font: %s\n",
strerror(errno));
frc[frclen].flags = frcflags;
frc[frclen].unicodep = rune;
glyphidx = XftCharIndex(xw.dpy, frc[frclen].font, rune);
f = frclen;
frclen++;
FcPatternDestroy(fcpattern);
FcCharSetDestroy(fccharset);
}
specs[numspecs].font = frc[f].font;
specs[numspecs].glyph = glyphidx;
specs[numspecs].x = (short)xp;
specs[numspecs].y = (short)yp;
numspecs++;
}
}
/* Cleanup and get ready for next segment. */
hbcleanup(&shaped);
start = i;
/* Determine font for glyph if different from previous glyph. */
if (prevmode != mode) {
prevmode = mode;
xresetfontsettings(mode, &font, &frcflags);
yp = winy + font->ascent;
} }
} }
/* Nothing was found. Use fontconfig to find matching font. */
if (f >= frclen) {
if (!font->set)
font->set = FcFontSort(0, font->pattern,
1, 0, &fcres);
fcsets[0] = font->set;
/*
* Nothing was found in the cache. Now use
* some dozen of Fontconfig calls to get the
* font for one single character.
*
* Xft and fontconfig are design failures.
*/
fcpattern = FcPatternDuplicate(font->pattern);
fccharset = FcCharSetCreate();
FcCharSetAddChar(fccharset, rune);
FcPatternAddCharSet(fcpattern, FC_CHARSET,
fccharset);
FcPatternAddBool(fcpattern, FC_SCALABLE, 1);
FcConfigSubstitute(0, fcpattern,
FcMatchPattern);
FcDefaultSubstitute(fcpattern);
fontpattern = FcFontSetMatch(0, fcsets, 1,
fcpattern, &fcres);
/* Allocate memory for the new cache entry. */
if (frclen >= frccap) {
frccap += 16;
frc = xrealloc(frc, frccap * sizeof(Fontcache));
}
frc[frclen].font = XftFontOpenPattern(xw.dpy,
fontpattern);
if (!frc[frclen].font)
die("XftFontOpenPattern failed seeking fallback font: %s\n",
strerror(errno));
frc[frclen].flags = frcflags;
frc[frclen].unicodep = rune;
glyphidx = XftCharIndex(xw.dpy, frc[frclen].font, rune);
f = frclen;
frclen++;
FcPatternDestroy(fcpattern);
FcCharSetDestroy(fccharset);
}
specs[numspecs].font = frc[f].font;
specs[numspecs].glyph = glyphidx;
specs[numspecs].x = (short)xp;
specs[numspecs].y = (short)yp;
xp += runewidth;
numspecs++;
} }
return numspecs; return numspecs;
@ -1608,24 +1537,23 @@ xdrawglyphfontspecs(const XftGlyphFontSpec *specs, Glyph base, int len, int x, i
if (base.mode & ATTR_INVISIBLE) if (base.mode & ATTR_INVISIBLE)
fg = bg; fg = bg;
if (dmode & DRAW_BG) { /* Intelligent cleaning up of the borders. */
/* Intelligent cleaning up of the borders. */ if (x == 0) {
if (x == 0) { xclear(0, (y == 0)? 0 : winy, win.hborderpx,
xclear(0, (y == 0)? 0 : winy, borderpx, winy + win.ch +
winy + win.ch + ((winy + win.ch >= win.vborderpx + win.th)? win.h : 0));
((winy + win.ch >= borderpx + win.th)? win.h : 0)); }
} if (winx + width >= win.hborderpx + win.tw) {
if (winx + width >= borderpx + win.tw) { xclear(winx + width, (y == 0)? 0 : winy, win.w,
xclear(winx + width, (y == 0)? 0 : winy, win.w, ((winy + win.ch >= win.vborderpx + win.th)? win.h : (winy + win.ch)));
((winy + win.ch >= borderpx + win.th)? win.h : (winy + win.ch))); }
} if (y == 0)
if (y == 0) xclear(winx, 0, winx + width, win.vborderpx);
xclear(winx, 0, winx + width, borderpx); if (winy + win.ch >= win.vborderpx + win.th)
if (winy + win.ch >= borderpx + win.th) xclear(winx, winy + win.ch, winx + width, win.h);
xclear(winx, winy + win.ch, winx + width, win.h);
/* Fill the background */ /* Clean up the region we want to draw to. */
XftDrawRect(xw.draw, bg, winx, winy, width, win.ch); XftDrawRect(xw.draw, bg, winx, winy, width, win.ch);
}
/* Set the clip region because Xft is sometimes dirty. */ /* Set the clip region because Xft is sometimes dirty. */
r.x = 0; r.x = 0;
@ -2012,7 +1940,7 @@ xdrawglyph(Glyph g, int x, int y)
} }
void void
xdrawcursor(int cx, int cy, Glyph g, int ox, int oy, Glyph og, Line line, int len) xdrawcursor(int cx, int cy, Glyph g, int ox, int oy, Glyph og)
{ {
Color drawcol; Color drawcol;
XRenderColor colbg; XRenderColor colbg;
@ -2020,10 +1948,7 @@ xdrawcursor(int cx, int cy, Glyph g, int ox, int oy, Glyph og, Line line, int le
/* remove the old cursor */ /* remove the old cursor */
if (selected(ox, oy)) if (selected(ox, oy))
og.mode ^= ATTR_REVERSE; og.mode ^= ATTR_REVERSE;
xdrawglyph(og, ox, oy);
/* Redraw the line where cursor was previously.
* It will restore the ligatures broken by the cursor. */
xdrawline(line, 0, oy, len);
if (IS_SET(MODE_HIDE)) if (IS_SET(MODE_HIDE))
return; return;
@ -2151,8 +2076,6 @@ xsettitle(char *p)
int int
xstartdraw(void) xstartdraw(void)
{ {
if (IS_SET(MODE_VISIBLE))
XCopyArea(xw.dpy, xw.win, xw.buf, dc.gc, 0, 0, win.w, win.h, 0, 0);
return IS_SET(MODE_VISIBLE); return IS_SET(MODE_VISIBLE);
} }
@ -2163,16 +2086,18 @@ xdrawline(Line line, int x1, int y1, int x2)
Glyph base, new; Glyph base, new;
XftGlyphFontSpec *specs = xw.specbuf; XftGlyphFontSpec *specs = xw.specbuf;
numspecs = xmakeglyphfontspecs(specs, &line[x1], x2 - x1, x1, y1);
i = ox = 0; i = ox = 0;
for (x = x1; x < x2; x++) { for (x = x1; x < x2 && i < numspecs; x++) {
new = line[x]; new = line[x];
if (new.mode == ATTR_WDUMMY) if (new.mode == ATTR_WDUMMY)
continue; continue;
if (selected(x, y1)) if (selected(x, y1))
new.mode ^= ATTR_REVERSE; new.mode ^= ATTR_REVERSE;
if ((i > 0) && ATTRCMP(base, new)) { if (i > 0 && ATTRCMP(base, new)) {
numspecs = xmakeglyphfontspecs(specs, &line[ox], x - ox, ox, y1); xdrawglyphfontspecs(specs, base, i, ox, y1);
xdrawglyphfontspecs(specs, base, numspecs, ox, y1); specs += i;
numspecs -= i;
i = 0; i = 0;
} }
if (i == 0) { if (i == 0) {
@ -2181,10 +2106,8 @@ xdrawline(Line line, int x1, int y1, int x2)
} }
i++; i++;
} }
if (i > 0) { if (i > 0)
numspecs = xmakeglyphfontspecs(specs, &line[ox], x2 - ox, ox, y1); xdrawglyphfontspecs(specs, base, i, ox, y1);
xdrawglyphfontspecs(specs, base, numspecs, ox, y1);
}
} }
void void
@ -2264,144 +2187,6 @@ xseturgency(int add)
XFree(h); XFree(h);
} }
static void
cachemonitorinfo()
{
int prev_num = monitors_num;
MonitorInfo *prev_info = monitors_info;
XRRMonitorInfo *xmonitors = XRRGetMonitors(xw.dpy, XRootWindow(xw.dpy, xw.scr), 1, &monitors_num);
if (!monitors_num)
die("xrandr found no monitors");
monitors_info = xmalloc(monitors_num * sizeof(MonitorInfo));
for (int i = 0; i < monitors_num; ++i) {
XRRMonitorInfo *xm = &xmonitors[i];
MonitorInfo *m = &monitors_info[i];
m->name = xm->name;
m->x = xm->x;
m->y = xm->y;
m->w = xm->width;
m->h = xm->height;
float px_mm = ((float)m->w / xm->mwidth + (float)m->h / xm->mheight) / 2;
float px_pt = 25.4 * px_mm / 72;
m->defaultfontsize = defaultrelfontsize * px_pt;
// Override defaultfontsize (dpi) by user config
char *name = XGetAtomName(xw.dpy, xm->name);
for (int j = 0; j < LEN(monitors_config); ++j)
if (!strcmp(name, monitors_config[j].name)) {
m->defaultfontsize = monitors_config[j].defaultfontsize;
if (m->defaultfontsize < 0)
m->defaultfontsize *= -px_pt;
break;
}
// fprintf(stderr, "%s: %fpx, %f\n", name, m->defaultfontsize, m->usedfontsize);
XFree(name);
// Restore usedfontsize (zoom) after re-cache for monitors with the same name
m->usedfontsize = m->defaultfontsize;
for (int j = 0; j < prev_num; ++j)
if (prev_info[j].name == m->name) {
m->usedfontsize = prev_info[j].usedfontsize;
break;
}
}
XRRFreeMonitors(xmonitors);
free(prev_info);
}
static int
getmonitorindex_threshold(int w, int h, int x, int y)
{
int mindex = -1;
float fontsize = 0;
int thresholdarea = winmovethreshold * w * h;
for (int i = 0; i < monitors_num; ++i) {
MonitorInfo *m = &monitors_info[i];
int overlap_w = MAX(0, MIN(x + w, m->x + m->w) - MAX(x, m->x));
int overlap_h = MAX(0, MIN(y + h, m->y + m->h) - MAX(y, m->y));
int area = overlap_w * overlap_h;
// Choose monitor with largest dpi (defaultfontsize)
// from all "mirrored"/overlapped (e.g. projector)
if (area >= thresholdarea && fontsize < m->defaultfontsize) {
fontsize = m->defaultfontsize;
mindex = i;
}
}
return mindex;
}
static int
getmonitorindex_nearest(int w, int h, int x, int y)
{
int mindex = -1;
float fontsize = 0;
int overlaparea = 0;
for (int i = 0; i < monitors_num; ++i) {
MonitorInfo *m = &monitors_info[i];
int overlap_w = MAX(0, MIN(x + w, m->x + m->w) - MAX(x, m->x));
int overlap_h = MAX(0, MIN(y + h, m->y + m->h) - MAX(y, m->y));
int area = overlap_w * overlap_h;
// Choose monitor with largest overlapping area
// e.g. when "st" is initially spawned in-between monitors
if (area > overlaparea) {
overlaparea = area;
mindex = i;
}
}
return mindex;
}
static void
adjustmonitorfontsize(int mindex)
{
if (mindex < 0 || prev_mindex == mindex)
return;
// Save zoom of current monitor before switching
if (prev_mindex >= 0)
monitors_info[prev_mindex].usedfontsize = usedfontsize;
defaultfontsize = monitors_info[mindex].defaultfontsize;
// fprintf(stderr, "Crossing: %fpx\n", defaultfontsize);
// NOTE: do nothing if font size differs by less than 1%
double fontsize = monitors_info[mindex].usedfontsize;
double delta = 0.01 * usedfontsize;
if (!BETWEEN(fontsize - usedfontsize, -delta, delta)) {
// fprintf(stderr, "Adjusted: %fpx\n", fontsize);
xunloadfonts();
xloadfonts(usedfont, fontsize);
}
prev_mindex = mindex;
}
void
refreshxrandr(const Arg *dummy)
{
// Reset index to detect change of window association on "xrandr ... --primary"
// otherwise: zoom won't be saved on switching and new font size won't be loaded
// CRIT!!! event from xrandr may place another monitor into same index
if (prev_mindex >= 0)
monitors_info[prev_mindex].usedfontsize = usedfontsize;
prev_mindex = -1;
XWindowAttributes xattr = {0};
cachemonitorinfo();
XGetWindowAttributes(xw.dpy, xw.win, &xattr);
int mindex = getmonitorindex_threshold(xattr.width, xattr.height, xattr.x, xattr.y);
if (mindex < 0)
mindex = getmonitorindex_nearest(xattr.width, xattr.height, xattr.x, xattr.y);
adjustmonitorfontsize(mindex);
}
void void
xbell(void) xbell(void)
{ {
@ -2554,14 +2339,6 @@ cmessage(XEvent *e)
void void
resize(XEvent *e) resize(XEvent *e)
{ {
// BAD: no resize on monitor plug/unplug/reconfigure -- until window itself is kept in the same place
// NOTE: no resize event on zoomabs()
// fprintf(stderr, "Resize: %dx%d+%d+%d\n",
// e->xconfigure.width, e->xconfigure.height, e->xconfigure.x, e->xconfigure.y);
adjustmonitorfontsize(getmonitorindex_threshold(
e->xconfigure.width, e->xconfigure.height, e->xconfigure.x, e->xconfigure.y));
if (e->xconfigure.width == win.w && e->xconfigure.height == win.h) if (e->xconfigure.width == win.w && e->xconfigure.height == win.h)
return; return;
@ -2597,22 +2374,6 @@ run(void)
} }
} while (ev.type != MapNotify); } while (ev.type != MapNotify);
int rr_event_base, rr_error_base, rr_major, rr_minor;
if (!XRRQueryExtension (xw.dpy, &rr_event_base, &rr_error_base) ||
!XRRQueryVersion (xw.dpy, &rr_major, &rr_minor) ||
rr_major < 1 || (rr_major == 1 && rr_minor < 5))
{
die("RandR 1.5 extension isn't available\n");
}
XRRSelectInput(xw.dpy, xw.win, RRCrtcChangeNotifyMask);
// WARN: can query actual window size/pos only after window is mapped and its width/height are adjusted by WM
// * x/y are WM-dependent and can't be determined beforehand anyway
// * defaultfontsize isn't available until font is loaded and actual Fc*() size queried
// BAD: fonts on startup are always reloaded -- how to specify their size beforehand ?
FcPatternGetDouble(dc.font.match->pattern, FC_SIZE, 0, &defaultrelfontsize);
refreshxrandr(0);
ttyfd = ttynew(opt_line, shell, opt_io, opt_cmd); ttyfd = ttynew(opt_line, shell, opt_io, opt_cmd);
cresize(w, h); cresize(w, h);
@ -2645,16 +2406,6 @@ run(void)
XNextEvent(xw.dpy, &ev); XNextEvent(xw.dpy, &ev);
if (XFilterEvent(&ev, None)) if (XFilterEvent(&ev, None))
continue; continue;
if (LASTEvent <= ev.type) {
if (rr_event_base + RRNotify == ev.type &&
RRNotify_CrtcChange == ((XRRNotifyEvent *)&ev)->subtype)
{
XRRUpdateConfiguration(&ev);
// fprintf(stderr, "Monitor change: %d > %d\n", rr_event_base, LASTEvent);
refreshxrandr(0);
}
continue;
}
if (handler[ev.type]) if (handler[ev.type])
(handler[ev.type])(&ev); (handler[ev.type])(&ev);
} }