xenocara/app/cwm/font.c

106 lines
2.7 KiB
C

/*
* calmwm - the calm window manager
*
* Copyright (c) 2005 Marius Eriksen <marius@monkey.org>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*
* $OpenBSD: font.c,v 1.24 2012/12/17 18:34:06 okan Exp $
*/
#include <sys/param.h>
#include <sys/queue.h>
#include <err.h>
#include <errno.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include "calmwm.h"
int
font_ascent(struct screen_ctx *sc)
{
return (sc->xftfont->ascent);
}
int
font_descent(struct screen_ctx *sc)
{
return (sc->xftfont->descent);
}
u_int
font_height(struct screen_ctx *sc)
{
return (sc->xftfont->height + 1);
}
void
font_init(struct screen_ctx *sc, const char *name, const char **color)
{
int i;
XRenderColor c;
sc->xftdraw = XftDrawCreate(X_Dpy, sc->rootwin,
sc->visual, sc->colormap);
if (sc->xftdraw == NULL)
errx(1, "XftDrawCreate");
sc->xftfont = XftFontOpenName(X_Dpy, sc->which, name);
if (sc->xftfont == NULL)
errx(1, "XftFontOpenName");
for (i = 0; i < CWM_COLOR_MENU_MAX; i++) {
if (*color[i] == '\0')
break;
if (!XftColorAllocName(X_Dpy, sc->visual, sc->colormap,
color[i], &sc->xftcolor[i]))
errx(1, "XftColorAllocName");
}
if (i == CWM_COLOR_MENU_MAX)
return;
xu_xorcolor(sc->xftcolor[CWM_COLOR_MENU_BG].color,
sc->xftcolor[CWM_COLOR_MENU_FG].color, &c);
xu_xorcolor(sc->xftcolor[CWM_COLOR_MENU_FONT].color, c, &c);
if (!XftColorAllocValue(X_Dpy, sc->visual, sc->colormap,
&c, &sc->xftcolor[CWM_COLOR_MENU_FONT_SEL]))
errx(1, "XftColorAllocValue");
}
int
font_width(struct screen_ctx *sc, const char *text, int len)
{
XGlyphInfo extents;
XftTextExtentsUtf8(X_Dpy, sc->xftfont, (const FcChar8*)text,
len, &extents);
return (extents.xOff);
}
void
font_draw(struct screen_ctx *sc, const char *text, int len,
Drawable d, int active, int x, int y)
{
int color;
color = active ? CWM_COLOR_MENU_FONT_SEL : CWM_COLOR_MENU_FONT;
XftDrawChange(sc->xftdraw, d);
XftDrawStringUtf8(sc->xftdraw, &sc->xftcolor[color], sc->xftfont, x, y,
(const FcChar8*)text, len);
}