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#include <stdlib.h>
#include <X11/Xft/Xft.h>
#include "../kernel/openbox.h"
#include "font.h"
#include "../src/gettext.h"
#define _(str) gettext(str)
void font_startup(void)
{
#ifdef DEBUG
int version;
#endif /* DEBUG */
if (!XftInit(0)) {
g_warning(_("Couldn't initialize Xft.\n"));
exit(3);
}
#ifdef DEBUG
version = XftGetVersion();
g_message("Using Xft %d.%d.%d (Built against %d.%d.%d).",
version / 10000 % 100, version / 100 % 100, version % 100,
XFT_MAJOR, XFT_MINOR, XFT_REVISION);
#endif
}
static void measure_height(ObFont *f)
{
XGlyphInfo info;
char *str;
/* XXX add some extended UTF8 characters in here? */
str = "12345678900-qwertyuiopasdfghjklzxcvbnm"
"!@#$%^&*()_+QWERTYUIOPASDFGHJKLZXCVBNM"
"`~[]\\;',./{}|:\"<>?";
XftTextExtentsUtf8(ob_display, f->xftfont,
(FcChar8*)str, strlen(str), &info);
f->height = (signed) info.height;
}
ObFont *font_open(char *fontstring)
{
ObFont *out;
XftFont *xf;
if ((xf = XftFontOpenName(ob_display, ob_screen, fontstring))) {
out = malloc(sizeof(ObFont));
out->xftfont = xf;
measure_height(out);
return out;
}
g_warning(_("Unable to load font: %s\n"), fontstring);
g_warning(_("Trying fallback font: %s\n"), "fixed");
if ((xf = XftFontOpenName(ob_display, ob_screen, "fixed"))) {
out = malloc(sizeof(ObFont));
out->xftfont = xf;
measure_height(out);
return out;
}
g_warning(_("Unable to load font: %s\n"), "fixed");
g_warning(_("Aborting!.\n"));
exit(3); // can't continue without a font
}
void font_close(ObFont *f)
{
XftFontClose(ob_display, f->xftfont);
}
int font_measure_string(ObFont *f, const char *str, int shadow, int offset)
{
XGlyphInfo info;
XftTextExtentsUtf8(ob_display, f->xftfont,
(FcChar8*)str, strlen(str), &info);
return (signed) info.xOff + (shadow ? offset : 0);
}
int font_height(ObFont *f, int shadow, int offset)
{
return f->height + (shadow ? offset : 0);
}
int font_max_char_width(ObFont *f)
{
return (signed) f->xftfont->max_advance_width;
}
void font_draw(XftDraw *d, TextureText *t, int x, int y, int w, int h)
{
XftColor c;
/* accomidate for areas bigger/smaller than Xft thinks the font is tall */
y += (h - t->font->xftfont->height) / 2;
x += 3; /* XXX figure out X with justification */
if (t->shadow) {
c.color.red = 0;
c.color.green = 0;
c.color.blue = 0;
c.color.alpha = t->tint | t->tint << 8; // transparent shadow
c.pixel = BlackPixel(ob_display, ob_screen);
XftDrawStringUtf8(d, &c, t->font->xftfont, x + t->offset,
t->font->xftfont->ascent + y + t->offset,
(FcChar8*)t->string, strlen(t->string));
}
c.color.red = t->color->r | t->color->r << 8;
c.color.green = t->color->g | t->color->g << 8;
c.color.blue = t->color->b | t->color->b << 8;
c.pixel = t->color->pixel;
c.color.alpha = 0xff | 0xff << 8; // no transparency in Color yet
XftDrawStringUtf8(d, &c, t->font->xftfont, x,
t->font->xftfont->ascent + y -
(t->font->xftfont->height - t->font->height) / 2,
(FcChar8*)t->string, strlen(t->string));
return;
}
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