mirror of
https://github.com/leahneukirchen/cwm.git
synced 2023-08-10 21:13:12 +03:00
100 lines
2.4 KiB
C
100 lines
2.4 KiB
C
/*
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* font.c - cwm font abstraction
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*
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* Copyright (c) 2005 Marius Eriksen <marius@monkey.org>
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#include <sys/param.h>
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#include <sys/queue.h>
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#include <err.h>
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#include <errno.h>
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#include <stdlib.h>
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#include <string.h>
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#include <stdio.h>
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#include <unistd.h>
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#include "calmwm.h"
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int
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font_ascent(struct screen_ctx *sc)
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{
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return (sc->font->ascent);
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}
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int
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font_descent(struct screen_ctx *sc)
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{
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return (sc->font->descent);
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}
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u_int
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font_height(struct screen_ctx *sc)
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{
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return (sc->fontheight);
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}
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void
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font_init(struct screen_ctx *sc)
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{
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sc->xftdraw = XftDrawCreate(X_Dpy, sc->rootwin,
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DefaultVisual(X_Dpy, sc->which), DefaultColormap(X_Dpy, sc->which));
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if (sc->xftdraw == NULL)
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errx(1, "XftDrawCreate");
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if (!XftColorAllocName(X_Dpy, DefaultVisual(X_Dpy, sc->which),
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DefaultColormap(X_Dpy, sc->which), "black", &sc->xftcolor))
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errx(1, "XftColorAllocName");
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}
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int
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font_width(struct screen_ctx *sc, const char *text, int len)
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{
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XGlyphInfo extents;
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XftTextExtents8(X_Dpy, sc->font, (const XftChar8*)text,
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len, &extents);
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return (extents.xOff);
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}
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void
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font_draw(struct screen_ctx *sc, const char *text, int len,
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Drawable d, int x, int y)
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{
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XftDrawChange(sc->xftdraw, d);
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/* Really needs to be UTF8'd. */
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XftDrawString8(sc->xftdraw, &sc->xftcolor, sc->font, x, y,
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(const FcChar8*)text, len);
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}
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XftFont *
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font_make(struct screen_ctx *sc, const char *name)
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{
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XftFont *fn = NULL;
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FcPattern *pat, *patx;
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XftResult res;
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if ((pat = FcNameParse((const FcChar8*)name)) == NULL)
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return (NULL);
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if ((patx = XftFontMatch(X_Dpy, sc->which, pat, &res)) != NULL)
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fn = XftFontOpenPattern(X_Dpy, patx);
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FcPatternDestroy(pat);
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return (fn);
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}
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