diff options
author | Rafael Marçalo <rafa99@protonmail.com> | 2021-04-13 13:38:38 +0000 |
---|---|---|
committer | Rafael Marçalo <rafa99@protonmail.com> | 2021-04-13 13:38:38 +0000 |
commit | 60a0860e32d09dfb943d31f1e7159f5b604bc5d5 (patch) | |
tree | f182e144ed1f0c1ee9584ce90a23a12ff92248fb | |
parent | d4ad21d69a85cfe907c5834ab4188d40f64e1dc6 (diff) | |
parent | af54360a5eb9db20bd06ef8c741f67713de6635d (diff) |
Merge branch 'dev' into 'master'
Uncluttered st
See merge request rafa_99/st!5
-rw-r--r-- | Makefile | 6 | ||||
-rw-r--r-- | boxdraw.c | 194 | ||||
-rw-r--r-- | boxdraw_data.h | 214 | ||||
-rw-r--r-- | colors.h | 2 | ||||
-rw-r--r-- | config.def.h | 74 | ||||
-rw-r--r-- | config.h | 38 | ||||
-rw-r--r-- | config.mk | 8 | ||||
-rw-r--r-- | hb.c | 136 | ||||
-rw-r--r-- | hb.h | 7 | ||||
-rw-r--r-- | logo.png | bin | 37120 -> 0 bytes | |||
-rw-r--r-- | st.c | 14 | ||||
-rw-r--r-- | st.h | 15 | ||||
-rw-r--r-- | win.h | 3 | ||||
-rw-r--r-- | x.c | 139 |
14 files changed, 536 insertions, 314 deletions
@@ -4,7 +4,7 @@ include config.mk -SRC = st.c x.c hb.c +SRC = st.c x.c boxdraw.c OBJ = $(SRC:.c=.o) all: options st @@ -22,8 +22,8 @@ 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 -hb.o: st.h +x.o: arg.h config.h st.h win.h +boxdraw.o: config.h st.h boxdraw_data.h $(OBJ): config.h config.mk diff --git a/boxdraw.c b/boxdraw.c new file mode 100644 index 0000000..28a92d0 --- /dev/null +++ b/boxdraw.c @@ -0,0 +1,194 @@ +/* + * 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); + } + } +} diff --git a/boxdraw_data.h b/boxdraw_data.h new file mode 100644 index 0000000..7890500 --- /dev/null +++ b/boxdraw_data.h @@ -0,0 +1,214 @@ +/* + * 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) */ +}; @@ -34,6 +34,6 @@ static const char *colorname[] = { * foreground, background, cursor, reverse cursor */ unsigned int defaultfg = 7; -unsigned int defaultbg = 258; +unsigned int defaultbg = 0; static unsigned int defaultcs = 256; static unsigned int defaultrcs = 257; diff --git a/config.def.h b/config.def.h index 56a3493..e49dd7b 100644 --- a/config.def.h +++ b/config.def.h @@ -74,6 +74,18 @@ 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 */ @@ -99,64 +111,16 @@ 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 */ - "black", - "red3", - "green3", - "yellow3", - "blue2", - "magenta3", - "cyan3", - "gray90", - - /* 8 bright colors */ - "gray50", - "red", - "green", - "yellow", - "#5c5cff", - "magenta", - "cyan", - "white", - - [255] = 0, - - /* more colors can be added after 255 to use with DefaultXX */ - "#cccccc", - "#555555", - "black", -}; - - -/* - * Default colors (colorname index) - * foreground, background, cursor, reverse cursor - */ -unsigned int defaultfg = 7; -unsigned int defaultbg = 258; -static unsigned int defaultcs = 256; -static unsigned int defaultrcs = 257; +#include "colors.h" /* - * https://invisible-island.net/xterm/ctlseqs/ctlseqs.html#h4-Functions-using-CSI-_-ordered-by-the-final-character-lparen-s-rparen:CSI-Ps-SP-q.1D81 - * Default style of cursor - * 0: Blinking block - * 1: Blinking block (default) - * 2: Steady block ("█") - * 3: Blinking underline - * 4: Steady underline ("_") - * 5: Blinking bar - * 6: Steady bar ("|") - * 7: Blinking st cursor - * 8: Steady st cursor + * Default shape of cursor + * 2: Block ("█") + * 4: Underline ("_") + * 6: Bar ("|") + * 7: Snowman ("☃") */ -static unsigned int cursorstyle = 1; -static Rune stcursor = 0x2603; /* snowman (U+2603) */ +static unsigned int cursorshape = 2; /* * Default columns and rows numbers @@ -1,5 +1,3 @@ -#include "colors.h" - /* See LICENSE file for copyright and license details. */ /* @@ -7,7 +5,7 @@ * * font: see http://freedesktop.org/software/fontconfig/fontconfig-user.html */ -static char *font = "FiraCode Nerd Font:pixelsize=16:antialias=true:autohint=true"; +static char *font = "FiraCode Nerd Font:pixelsize=14:antialias=true:autohint=true"; /* Spare fonts */ static char *font2[] = { "Symbola:pixelsize=14:antialias=true:autohint=true", @@ -75,6 +73,18 @@ 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 = 1; +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 */ @@ -100,24 +110,16 @@ char *termname = "st-256color"; */ unsigned int tabspaces = 8; -/* bg opacity */ -float alpha = 1; +#include "colors.h" /* - * https://invisible-island.net/xterm/ctlseqs/ctlseqs.html#h4-Functions-using-CSI-_-ordered-by-the-final-character-lparen-s-rparen:CSI-Ps-SP-q.1D81 - * Default style of cursor - * 0: Blinking block - * 1: Blinking block (default) - * 2: Steady block ("█") - * 3: Blinking underline - * 4: Steady underline ("_") - * 5: Blinking bar - * 6: Steady bar ("|") - * 7: Blinking st cursor - * 8: Steady st cursor + * Default shape of cursor + * 2: Block ("█") + * 4: Underline ("_") + * 6: Bar ("|") + * 7: Snowman ("☃") */ -static unsigned int cursorstyle = 1; -static Rune stcursor = 0x2603; /* snowman (U+2603) */ +static unsigned int cursorshape = 2; /* * Default columns and rows numbers @@ -15,12 +15,10 @@ 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` \ - `$(PKG_CONFIG) --libs harfbuzz` + `$(PKG_CONFIG) --libs freetype2` # flags STCPPFLAGS = -DVERSION=\"$(VERSION)\" -D_XOPEN_SOURCE=600 @@ -1,136 +0,0 @@ -#include <stdlib.h> -#include <stdio.h> -#include <math.h> -#include <X11/Xft/Xft.h> -#include <hb.h> -#include <hb-ft.h> - -#include "st.h" - -void hbtransformsegment(XftFont *xfont, const Glyph *string, hb_codepoint_t *codepoints, int start, int length); -hb_font_t *hbfindfont(XftFont *match); - -typedef struct { - XftFont *match; - hb_font_t *font; -} HbFontMatch; - -static int hbfontslen = 0; -static HbFontMatch *hbfontcache = NULL; - -void -hbunloadfonts() -{ - for (int i = 0; i < hbfontslen; i++) { - hb_font_destroy(hbfontcache[i].font); - XftUnlockFace(hbfontcache[i].match); - } - - if (hbfontcache != NULL) { - free(hbfontcache); - hbfontcache = NULL; - } - hbfontslen = 0; -} - -hb_font_t * -hbfindfont(XftFont *match) -{ - for (int i = 0; i < hbfontslen; i++) { - if (hbfontcache[i].match == match) - return hbfontcache[i].font; - } - - /* Font not found in cache, caching it now. */ - hbfontcache = realloc(hbfontcache, sizeof(HbFontMatch) * (hbfontslen + 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[hbfontslen].match = match; - hbfontcache[hbfontslen].font = font; - hbfontslen += 1; - - return font; -} - -void -hbtransform(XftGlyphFontSpec *specs, const Glyph *glyphs, size_t len, int x, int y) -{ - int start = 0, length = 1, gstart = 0; - hb_codepoint_t *codepoints = calloc(len, sizeof(hb_codepoint_t)); - - for (int idx = 1, specidx = 1; idx < len; idx++) { - if (glyphs[idx].mode & ATTR_WDUMMY) { - length += 1; - continue; - } - - if (specs[specidx].font != specs[start].font || ATTRCMP(glyphs[gstart], glyphs[idx]) || selected(x + idx, y) != selected(x + gstart, y)) { - hbtransformsegment(specs[start].font, glyphs, codepoints, gstart, length); - - /* Reset the sequence. */ - length = 1; - start = specidx; - gstart = idx; - } else { - length += 1; - } - - specidx++; - } - - /* EOL. */ - hbtransformsegment(specs[start].font, glyphs, codepoints, gstart, length); - - /* Apply the transformation to glyph specs. */ - for (int i = 0, specidx = 0; i < len; i++) { - if (glyphs[i].mode & ATTR_WDUMMY) - continue; - - if (codepoints[i] != specs[specidx].glyph) - ((Glyph *)glyphs)[i].mode |= ATTR_LIGA; - - specs[specidx++].glyph = codepoints[i]; - } - - free(codepoints); -} - -void -hbtransformsegment(XftFont *xfont, const Glyph *string, hb_codepoint_t *codepoints, int start, int length) -{ - hb_font_t *font = hbfindfont(xfont); - if (font == NULL) - return; - - Rune rune; - ushort mode = USHRT_MAX; - hb_buffer_t *buffer = hb_buffer_create(); - hb_buffer_set_direction(buffer, HB_DIRECTION_LTR); - - /* Fill buffer with codepoints. */ - for (int i = start; i < (start+length); i++) { - rune = string[i].u; - mode = string[i].mode; - if (mode & ATTR_WDUMMY) - rune = 0x0020; - hb_buffer_add_codepoints(buffer, &rune, 1, 0, 1); - } - - /* Shape the segment. */ - hb_shape(font, buffer, NULL, 0); - - /* Get new glyph info. */ - hb_glyph_info_t *info = hb_buffer_get_glyph_infos(buffer, NULL); - - /* Write new codepoints. */ - for (int i = 0; i < length; i++) { - hb_codepoint_t gid = info[i].codepoint; - codepoints[start+i] = gid; - } - - /* Cleanup. */ - hb_buffer_destroy(buffer); -} @@ -1,7 +0,0 @@ -#include <X11/Xft/Xft.h> -#include <hb.h> -#include <hb-ft.h> - -void hbunloadfonts(); -void hbtransform(XftGlyphFontSpec *, const Glyph *, size_t, int, int); - diff --git a/logo.png b/logo.png Binary files differdeleted file mode 100644 index 0d69172..0000000 --- a/logo.png +++ /dev/null @@ -1281,6 +1281,9 @@ tsetchar(Rune u, Glyph *attr, int x, int y) term.dirty[y] = 1; term.line[y][x] = *attr; term.line[y][x].u = u; + + if (isboxdraw(u)) + term.line[y][x].mode |= ATTR_BOXDRAW; } void @@ -1915,7 +1918,15 @@ strhandle(void) case ']': /* OSC -- Operating System Command */ switch (par) { case 0: + if (narg > 1) { + xsettitle(strescseq.args[1]); + xseticontitle(strescseq.args[1]); + } + return; case 1: + if (narg > 1) + xseticontitle(strescseq.args[1]); + return; case 2: if (narg > 1) xsettitle(strescseq.args[1]); @@ -2652,8 +2663,7 @@ draw(void) drawregion(0, 0, term.col, term.row); if (term.scr == 0) xdrawcursor(cx, term.c.y, term.line[term.c.y][cx], - term.ocx, term.ocy, term.line[term.ocy][term.ocx], - term.line[term.ocy], term.col); + term.ocx, term.ocy, term.line[term.ocy][term.ocx]); term.ocx = cx; term.ocy = term.c.y; xfinishdraw(); @@ -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) & (~ATTR_LIGA)) != ((b).mode & (~ATTR_WRAP) & (~ATTR_LIGA)) || \ - (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) @@ -34,7 +33,7 @@ enum glyph_attribute { ATTR_WRAP = 1 << 8, ATTR_WIDE = 1 << 9, ATTR_WDUMMY = 1 << 10, - ATTR_LIGA = 1 << 11, + ATTR_BOXDRAW = 1 << 11, ATTR_BOLD_FAINT = ATTR_BOLD | ATTR_FAINT, }; @@ -115,6 +114,14 @@ void *xmalloc(size_t); void *xrealloc(void *, size_t); char *xstrdup(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; @@ -127,4 +134,4 @@ extern char *termname; extern unsigned int tabspaces; extern unsigned int defaultfg; extern unsigned int defaultbg; -extern float alpha; +extern const int boxdraw, boxdraw_bold, boxdraw_braille; @@ -25,11 +25,12 @@ 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); int xsetcolorname(int, const char *); +void xseticontitle(char *); void xsettitle(char *); int xsetcursor(int); void xsetmode(int, unsigned int); @@ -19,7 +19,6 @@ char *argv0; #include "arg.h" #include "st.h" #include "win.h" -#include "hb.h" /* types used in config.h */ typedef struct { @@ -94,7 +93,7 @@ typedef struct { Window win; Drawable buf; GlyphFontSpec *specbuf; /* font spec buffer used for rendering */ - Atom xembed, wmdeletewin, netwmname, netwmpid; + Atom xembed, wmdeletewin, netwmname, netwmiconname, netwmpid; struct { XIM xim; XIC xic; @@ -106,7 +105,6 @@ typedef struct { XSetWindowAttributes attrs; int scr; int isfixed; /* is fixed geometry? */ - int depth; /* bit depth */ int l, t; /* left and top offset */ int gm; /* geometry mask */ } XWindow; @@ -247,7 +245,6 @@ static char *usedfont = NULL; static double usedfontsize = 0; static double defaultfontsize = 0; -static char *opt_alpha = NULL; static char *opt_class = NULL; static char **opt_cmd = NULL; static char *opt_embed = NULL; @@ -258,7 +255,6 @@ static char *opt_name = NULL; static char *opt_title = NULL; static int oldbutton = 3; /* button event on startup: 3 = release */ -static int cursorblinks = 0; void clipcopy(const Arg *dummy) @@ -394,7 +390,9 @@ mousereport(XEvent *e) button = 3; } else { button -= Button1; - if (button >= 3) + if (button >= 7) + button += 128 - 7; + else if (button >= 3) button += 64 - 3; } if (e->xbutton.type == ButtonPress) { @@ -741,7 +739,7 @@ xresize(int col, int row) XFreePixmap(xw.dpy, xw.buf); xw.buf = XCreatePixmap(xw.dpy, xw.win, win.w, win.h, - xw.depth); + DefaultDepth(xw.dpy, xw.scr)); XftDrawChange(xw.draw, xw.buf); xclear(0, 0, win.w, win.h); @@ -801,13 +799,6 @@ xloadcols(void) else die("could not allocate color %d\n", i); } - - /* set alpha value of bg color */ - if (opt_alpha) - alpha = strtof(opt_alpha, NULL); - dc.col[defaultbg].color.alpha = (unsigned short)(0xffff * alpha); - dc.col[defaultbg].pixel &= 0x00FFFFFF; - dc.col[defaultbg].pixel |= (unsigned char)(0xff * alpha) << 24; loaded = 1; } @@ -1140,9 +1131,6 @@ xunloadfont(Font *f) void xunloadfonts(void) { - /* Clear Harfbuzz font cache. */ - hbunloadfonts(); - /* Free the loaded fonts in the font cache. */ while (frclen > 0) XftFontClose(xw.dpy, frc[--frclen].font); @@ -1215,23 +1203,11 @@ xinit(int cols, int rows) Window parent; pid_t thispid = getpid(); XColor xmousefg, xmousebg; - XWindowAttributes attr; - XVisualInfo vis; if (!(xw.dpy = XOpenDisplay(NULL))) die("can't open display\n"); xw.scr = XDefaultScreen(xw.dpy); - - if (!(opt_embed && (parent = strtol(opt_embed, NULL, 0)))) { - parent = XRootWindow(xw.dpy, xw.scr); - xw.depth = 32; - } else { - XGetWindowAttributes(xw.dpy, parent, &attr); - xw.depth = attr.depth; - } - - XMatchVisualInfo(xw.dpy, xw.scr, xw.depth, TrueColor, &vis); - xw.vis = vis.visual; + xw.vis = XDefaultVisual(xw.dpy, xw.scr); /* font */ if (!FcInit()) @@ -1244,7 +1220,7 @@ xinit(int cols, int rows) xloadsparefonts(); /* colors */ - xw.cmap = XCreateColormap(xw.dpy, parent, xw.vis, None); + xw.cmap = XDefaultColormap(xw.dpy, xw.scr); xloadcols(); /* adjust fixed window geometry */ @@ -1264,15 +1240,19 @@ xinit(int cols, int rows) | ButtonMotionMask | ButtonPressMask | ButtonReleaseMask; xw.attrs.colormap = xw.cmap; + if (!(opt_embed && (parent = strtol(opt_embed, NULL, 0)))) + parent = XRootWindow(xw.dpy, xw.scr); xw.win = XCreateWindow(xw.dpy, parent, xw.l, xw.t, - win.w, win.h, 0, xw.depth, InputOutput, + win.w, win.h, 0, XDefaultDepth(xw.dpy, xw.scr), InputOutput, xw.vis, CWBackPixel | CWBorderPixel | CWBitGravity | CWEventMask | CWColormap, &xw.attrs); memset(&gcvalues, 0, sizeof(gcvalues)); gcvalues.graphics_exposures = False; - xw.buf = XCreatePixmap(xw.dpy, xw.win, win.w, win.h, xw.depth); - dc.gc = XCreateGC(xw.dpy, xw.buf, GCGraphicsExposures, &gcvalues); + dc.gc = XCreateGC(xw.dpy, parent, GCGraphicsExposures, + &gcvalues); + xw.buf = XCreatePixmap(xw.dpy, xw.win, win.w, win.h, + DefaultDepth(xw.dpy, xw.scr)); XSetForeground(xw.dpy, dc.gc, dc.col[defaultbg].pixel); XFillRectangle(xw.dpy, xw.buf, dc.gc, 0, 0, win.w, win.h); @@ -1309,6 +1289,7 @@ xinit(int cols, int rows) xw.xembed = XInternAtom(xw.dpy, "_XEMBED", False); xw.wmdeletewin = XInternAtom(xw.dpy, "WM_DELETE_WINDOW", False); xw.netwmname = XInternAtom(xw.dpy, "_NET_WM_NAME", False); + xw.netwmiconname = XInternAtom(xw.dpy, "_NET_WM_ICON_NAME", False); XSetWMProtocols(xw.dpy, xw.win, &xw.wmdeletewin, 1); xw.netwmpid = XInternAtom(xw.dpy, "_NET_WM_PID", False); @@ -1328,6 +1309,8 @@ xinit(int cols, int rows) xsel.xtarget = XInternAtom(xw.dpy, "UTF8_STRING", 0); if (xsel.xtarget == None) xsel.xtarget = XA_STRING; + + boxdraw_xinit(xw.dpy, xw.cmap, xw.draw, xw.vis); } int @@ -1352,7 +1335,7 @@ xmakeglyphfontspecs(XftGlyphFontSpec *specs, const Glyph *glyphs, int len, int x mode = glyphs[i].mode; /* Skip dummy wide-character spacing. */ - if (mode & ATTR_WDUMMY) + if (mode == ATTR_WDUMMY) continue; /* Determine font for glyph if different from previous glyph. */ @@ -1374,8 +1357,13 @@ xmakeglyphfontspecs(XftGlyphFontSpec *specs, const Glyph *glyphs, int len, int x yp = winy + font->ascent; } - /* Lookup character index with default font. */ - glyphidx = XftCharIndex(xw.dpy, font->match, rune); + if (mode & ATTR_BOXDRAW) { + /* minor shoehorning: boxdraw uses only this ushort */ + glyphidx = boxdrawindex(&glyphs[i]); + } else { + /* Lookup character index with default font. */ + glyphidx = XftCharIndex(xw.dpy, font->match, rune); + } if (glyphidx) { specs[numspecs].font = font->match; specs[numspecs].glyph = glyphidx; @@ -1459,9 +1447,6 @@ xmakeglyphfontspecs(XftGlyphFontSpec *specs, const Glyph *glyphs, int len, int x numspecs++; } - /* Harfbuzz transformation for ligatures. */ - hbtransform(specs, glyphs, len, x, y); - return numspecs; } @@ -1582,8 +1567,12 @@ xdrawglyphfontspecs(const XftGlyphFontSpec *specs, Glyph base, int len, int x, i r.width = width; XftDrawSetClipRectangles(xw.draw, winx, winy, &r, 1); - /* Render the glyphs. */ - XftDrawGlyphFontSpec(xw.draw, fg, specs, len); + if (base.mode & ATTR_BOXDRAW) { + drawboxes(winx, winy, width / len, win.ch, fg, bg, specs, len); + } else { + /* Render the glyphs. */ + XftDrawGlyphFontSpec(xw.draw, fg, specs, len); + } /* Render underline and strikethrough. */ if (base.mode & ATTR_UNDERLINE) { @@ -1611,17 +1600,14 @@ xdrawglyph(Glyph g, int x, int y) } 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; /* remove the old cursor */ if (selected(ox, oy)) og.mode ^= ATTR_REVERSE; - - /* Redraw the line where cursor was previously. - * It will restore the ligatures broken by the cursor. */ - xdrawline(line, 0, oy, len); + xdrawglyph(og, ox, oy); if (IS_SET(MODE_HIDE)) return; @@ -1629,7 +1615,7 @@ xdrawcursor(int cx, int cy, Glyph g, int ox, int oy, Glyph og, Line line, int le /* * Select the right color for the right mode. */ - g.mode &= ATTR_BOLD|ATTR_ITALIC|ATTR_UNDERLINE|ATTR_STRUCK|ATTR_WIDE; + g.mode &= ATTR_BOLD|ATTR_ITALIC|ATTR_UNDERLINE|ATTR_STRUCK|ATTR_WIDE|ATTR_BOXDRAW; if (IS_SET(MODE_REVERSE)) { g.mode |= ATTR_REVERSE; @@ -1655,19 +1641,16 @@ xdrawcursor(int cx, int cy, Glyph g, int ox, int oy, Glyph og, Line line, int le /* draw the new one */ if (IS_SET(MODE_FOCUSED)) { switch (win.cursor) { - case 0: /* Blinking block */ - case 1: /* Blinking block (default) */ - if (IS_SET(MODE_BLINK)) - break; + case 7: /* st extension */ + g.u = 0x2603; /* snowman (U+2603) */ /* FALLTHROUGH */ - case 2: /* Steady block */ + case 0: /* Blinking Block */ + case 1: /* Blinking Block (Default) */ + case 2: /* Steady Block */ xdrawglyph(g, cx, cy); break; - case 3: /* Blinking underline */ - if (IS_SET(MODE_BLINK)) - break; - /* FALLTHROUGH */ - case 4: /* Steady underline */ + case 3: /* Blinking Underline */ + case 4: /* Steady Underline */ XftDrawRect(xw.draw, &drawcol, borderpx + cx * win.cw, borderpx + (cy + 1) * win.ch - \ @@ -1675,23 +1658,12 @@ xdrawcursor(int cx, int cy, Glyph g, int ox, int oy, Glyph og, Line line, int le win.cw, cursorthickness); break; case 5: /* Blinking bar */ - if (IS_SET(MODE_BLINK)) - break; - /* FALLTHROUGH */ case 6: /* Steady bar */ XftDrawRect(xw.draw, &drawcol, borderpx + cx * win.cw, borderpx + cy * win.ch, cursorthickness, win.ch); break; - case 7: /* Blinking st cursor */ - if (IS_SET(MODE_BLINK)) - break; - /* FALLTHROUGH */ - case 8: /* Steady st cursor */ - g.u = stcursor; - xdrawglyph(g, cx, cy); - break; } } else { XftDrawRect(xw.draw, &drawcol, @@ -1723,6 +1695,19 @@ xsetenv(void) } void +xseticontitle(char *p) +{ + XTextProperty prop; + DEFAULT(p, opt_title); + + Xutf8TextListToTextProperty(xw.dpy, &p, 1, XUTF8StringStyle, + &prop); + XSetWMIconName(xw.dpy, xw.win, &prop); + XSetTextProperty(xw.dpy, xw.win, &prop, xw.netwmiconname); + XFree(prop.value); +} + +void xsettitle(char *p) { XTextProperty prop; @@ -1833,12 +1818,9 @@ xsetmode(int set, unsigned int flags) int xsetcursor(int cursor) { - if (!BETWEEN(cursor, 0, 8)) /* 7-8: st extensions */ + if (!BETWEEN(cursor, 0, 7)) /* 7: st extension */ return 1; win.cursor = cursor; - cursorblinks = win.cursor == 0 || win.cursor == 1 || - win.cursor == 3 || win.cursor == 5 || - win.cursor == 7; return 0; } @@ -2082,10 +2064,6 @@ run(void) if (FD_ISSET(ttyfd, &rfd) || xev) { if (!drawing) { trigger = now; - if (IS_SET(MODE_BLINK)) { - win.mode ^= MODE_BLINK; - } - lastblink = now; drawing = 1; } timeout = (maxlatency - TIMEDIFF(now, trigger)) \ @@ -2096,7 +2074,7 @@ run(void) /* idle detected or maxlatency exhausted -> draw */ timeout = -1; - if (blinktimeout && (cursorblinks || tattrset(ATTR_BLINK))) { + if (blinktimeout && tattrset(ATTR_BLINK)) { timeout = blinktimeout - TIMEDIFF(now, lastblink); if (timeout <= 0) { if (-timeout > blinktimeout) /* start visible */ @@ -2132,15 +2110,12 @@ main(int argc, char *argv[]) { xw.l = xw.t = 0; xw.isfixed = False; - xsetcursor(cursorstyle); + xsetcursor(cursorshape); ARGBEGIN { case 'a': allowaltscreen = 0; break; - case 'A': - opt_alpha = EARGF(usage()); - break; case 'c': opt_class = EARGF(usage()); break; |