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commit e341609b55d4e2cb152ce1a0cc20b6a9c34266cb
parent 6aec9907d5a198997f0a241b326f889449c248ae
Author: Matthew Carlson <matt@mcarlson.xyz>
Date:   Fri,  2 Jul 2021 16:23:47 +0000

font2

Diffstat:
Mconfig.h | 5+++++
Mx.c | 101+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
2 files changed, 106 insertions(+), 0 deletions(-)

diff --git a/config.h b/config.h @@ -6,6 +6,11 @@ * font: see http://freedesktop.org/software/fontconfig/fontconfig-user.html */ static char *font = "Liberation Mono:pixelsize=12:antialias=true:autohint=true"; +static char *font2[] = { +/* "Inconsolata for Powerline:pixelsize=12:antialias=true:autohint=true", */ +/* "Hack Nerd Font Mono:pixelsize=11:antialias=true:autohint=true", */ +}; + static int borderpx = 2; /* diff --git a/x.c b/x.c @@ -157,6 +157,8 @@ static void xhints(void); static int xloadcolor(int, const char *, Color *); static int xloadfont(Font *, FcPattern *); static void xloadfonts(const char *, double); +static int xloadsparefont(FcPattern *, int); +static void xloadsparefonts(void); static void xunloadfont(Font *); static void xunloadfonts(void); static void xsetenv(void); @@ -306,6 +308,7 @@ zoomabs(const Arg *arg) { xunloadfonts(); xloadfonts(usedfont, arg->f); + xloadsparefonts(); cresize(0, 0); redraw(); xhints(); @@ -1021,6 +1024,101 @@ xloadfonts(const char *fontstr, double fontsize) FcPatternDestroy(pattern); } +int +xloadsparefont(FcPattern *pattern, int flags) +{ + FcPattern *match; + FcResult result; + + match = FcFontMatch(NULL, pattern, &result); + if (!match) { + return 1; + } + + if (!(frc[frclen].font = XftFontOpenPattern(xw.dpy, match))) { + FcPatternDestroy(match); + return 1; + } + + frc[frclen].flags = flags; + /* Believe U+0000 glyph will present in each default font */ + frc[frclen].unicodep = 0; + frclen++; + + return 0; +} + +void +xloadsparefonts(void) +{ + FcPattern *pattern; + double sizeshift, fontval; + int fc; + char **fp; + + if (frclen != 0) + die("can't embed spare fonts. cache isn't empty"); + + /* Calculate count of spare fonts */ + fc = sizeof(font2) / sizeof(*font2); + if (fc == 0) + return; + + /* Allocate memory for cache entries. */ + if (frccap < 4 * fc) { + frccap += 4 * fc - frccap; + frc = xrealloc(frc, frccap * sizeof(Fontcache)); + } + + for (fp = font2; fp - font2 < fc; ++fp) { + + if (**fp == '-') + pattern = XftXlfdParse(*fp, False, False); + else + pattern = FcNameParse((FcChar8 *)*fp); + + if (!pattern) + die("can't open spare font %s\n", *fp); + + if (defaultfontsize > 0) { + sizeshift = usedfontsize - defaultfontsize; + if (sizeshift != 0 && + FcPatternGetDouble(pattern, FC_PIXEL_SIZE, 0, &fontval) == + FcResultMatch) { + fontval += sizeshift; + FcPatternDel(pattern, FC_PIXEL_SIZE); + FcPatternDel(pattern, FC_SIZE); + FcPatternAddDouble(pattern, FC_PIXEL_SIZE, fontval); + } + } + + FcPatternAddBool(pattern, FC_SCALABLE, 1); + + FcConfigSubstitute(NULL, pattern, FcMatchPattern); + XftDefaultSubstitute(xw.dpy, xw.scr, pattern); + + if (xloadsparefont(pattern, FRC_NORMAL)) + die("can't open spare font %s\n", *fp); + + FcPatternDel(pattern, FC_SLANT); + FcPatternAddInteger(pattern, FC_SLANT, FC_SLANT_ITALIC); + if (xloadsparefont(pattern, FRC_ITALIC)) + die("can't open spare font %s\n", *fp); + + FcPatternDel(pattern, FC_WEIGHT); + FcPatternAddInteger(pattern, FC_WEIGHT, FC_WEIGHT_BOLD); + if (xloadsparefont(pattern, FRC_ITALICBOLD)) + die("can't open spare font %s\n", *fp); + + FcPatternDel(pattern, FC_SLANT); + FcPatternAddInteger(pattern, FC_SLANT, FC_SLANT_ROMAN); + if (xloadsparefont(pattern, FRC_BOLD)) + die("can't open spare font %s\n", *fp); + + FcPatternDestroy(pattern); + } +} + void xunloadfont(Font *f) { @@ -1117,6 +1215,9 @@ xinit(int cols, int rows) usedfont = (opt_font == NULL)? font : opt_font; xloadfonts(usedfont, 0); + + /* spare fonts */ + xloadsparefonts(); /* colors */ xw.cmap = XDefaultColormap(xw.dpy, xw.scr);