void
drw_text(Drw *drw, int x, int y, unsigned int w, unsigned int h, const char *text) {
char buf[256];
int i, tx, ty, th, len, olen;
Extnts tex;
XftDraw *d;
if(!drw || !drw->scheme)
return;
XSetForeground(drw->dpy, drw->gc, drw->scheme->bg->rgb);
XFillRectangle(drw->dpy, drw->drawable, drw->gc, x, y, w, h);
if(!text || !drw->font)
return;
olen = strlen(text);
drw_font_getexts(drw, text, olen, &tex);
/* shorten text if necessary */
for(len = MIN(olen, sizeof buf); len && (tex.w > w - tex.h || w < tex.h); len--)
drw_font_getexts(drw, text, len, &tex);
if(!len)
return;
memcpy(buf, text, len);
if(len < olen)
for(i = len; i && i > len - 3; buf[--i] = '.');
th = drw->font->ascent + drw->font->descent;
ty = y + (h / 2) - (th / 2) + drw->font->ascent;
tx = x + (w / 2) - (tex.w / 2);
d = XftDrawCreate(drw->dpy, drw->drawable, DefaultVisual(drw->dpy, drw->screen), DefaultColormap(drw->dpy, drw->screen));
XftDrawStringUtf8(d, &drw->scheme->fg->xftc, drw->font->xfont, tx, ty, (XftChar8 *) buf, len);
XftDrawDestroy(d);
}
void
drw_text(Drw *drw, int x, int y, unsigned int w, unsigned int h, const char *text, int invert) {
char buf[256];
int i, tx, ty, th, len, olen;
Extnts tex;
if(!drw || !drw->scheme)
return;
XSetForeground(drw->dpy, drw->gc, invert ? drw->scheme->fg->rgb : drw->scheme->bg->rgb);
XFillRectangle(drw->dpy, drw->drawable, drw->gc, x, y, w, h);
if(!text || !drw->font)
return;
olen = strlen(text);
drw_font_getexts(drw->font, text, olen, &tex);
th = drw->font->ascent + drw->font->descent;
ty = y + (h / 2) - (th / 2) + drw->font->ascent;
tx = x + (h / 2);
/* shorten text if necessary */
for(len = MIN(olen, sizeof buf); len && tex.w > w - tex.h; len--)
drw_font_getexts(drw->font, text, len, &tex);
if(!len)
return;
memcpy(buf, text, len);
if(len < olen)
for(i = len; i && i > len - 3; buf[--i] = '.');
XSetForeground(drw->dpy, drw->gc, invert ? drw->scheme->bg->rgb : drw->scheme->fg->rgb);
if(drw->font->set)
XmbDrawString(drw->dpy, drw->drawable, drw->font->set, drw->gc, tx, ty, buf, len);
else
XDrawString(drw->dpy, drw->drawable, drw->gc, tx, ty, buf, len);
}
static void
readstdin(void)
{
char buf[sizeof text], *p;
size_t i, imax = 0, size = 0;
unsigned int tmpmax = 0;
/* read each line from stdin and add it to the item list */
for (i = 0; fgets(buf, sizeof buf, stdin); i++) {
if (i + 1 >= size / sizeof *items)
if (!(items = realloc(items, (size += BUFSIZ))))
die("cannot realloc %u bytes:", size);
if ((p = strchr(buf, '\n')))
*p = '\0';
if (!(items[i].text = strdup(buf)))
die("cannot strdup %u bytes:", strlen(buf) + 1);
items[i].out = 0;
drw_font_getexts(drw->fonts, buf, strlen(buf), &tmpmax, NULL);
if (tmpmax > inputw) {
inputw = tmpmax;
imax = i;
}
}
if (items)
items[i].text = NULL;
inputw = items ? TEXTW(items[imax].text) : 0;
lines = MIN(lines, i);
}
unsigned int
drw_font_getexts_width(Drw *drw, const char *text, unsigned int len) {
Extnts tex;
if(!drw)
return -1;
drw_font_getexts(drw, text, len, &tex);
return tex.w;
}
unsigned int
drw_font_getexts_width(Fnt *font, const char *text, unsigned int len)
{
Extnts tex;
drw_font_getexts(font, text, len, &tex);
return tex.w;
}
static void
drawmenu(void)
{
unsigned int curpos;
struct item *item;
int x = 0, y = 0, w;
drw_setscheme(drw, scheme[SchemeNorm]);
drw_rect(drw, 0, 0, mw, mh, 1, 1);
if (prompt && *prompt) {
drw_setscheme(drw, scheme[SchemeSel]);
x = drw_text(drw, x, 0, promptw, bh, lrpad / 2, prompt, 0);
}
/* draw input field */
w = (lines > 0 || !matches) ? mw - x : inputw;
drw_setscheme(drw, scheme[SchemeNorm]);
drw_text(drw, x, 0, w, bh, lrpad / 2, text, 0);
drw_font_getexts(drw->fonts, text, cursor, &curpos, NULL);
if ((curpos += lrpad / 2 - 1) < w) {
drw_setscheme(drw, scheme[SchemeNorm]);
drw_rect(drw, x + curpos, 2, 2, bh - 4, 1, 0);
}
if (lines > 0) {
/* draw vertical list */
for (item = curr; item != next; item = item->right)
drawitem(item, x, y += bh, mw - x);
} else if (matches) {
/* draw horizontal list */
x += inputw;
w = TEXTW("<");
if (curr->left) {
drw_setscheme(drw, scheme[SchemeNorm]);
drw_text(drw, x, 0, w, bh, lrpad / 2, "<", 0);
}
x += w;
for (item = curr; item != next; item = item->right)
x = drawitem(item, x, 0, MIN(TEXTW(item->text), mw - x - TEXTW(">")));
if (next) {
w = TEXTW(">");
drw_setscheme(drw, scheme[SchemeNorm]);
drw_text(drw, mw - w, 0, w, bh, lrpad / 2, ">", 0);
}
}
drw_map(drw, win, 0, 0, mw, mh);
}
int
drw_text(Drw *drw, int x, int y, unsigned int w, unsigned int h, const char *text)
{
char buf[1024];
int tx, ty, th;
Extnts tex;
XftDraw *d = NULL;
Fnt *curfont, *nextfont;
size_t i, len;
int utf8strlen, utf8charlen, render;
long utf8codepoint = 0;
const char *utf8str;
FcCharSet *fccharset;
FcPattern *fcpattern;
FcPattern *match;
XftResult result;
int charexists = 0;
if (!drw->scheme || !drw->fontcount)
return 0;
if (!(render = x || y || w || h)) {
w = ~w;
} else {
XSetForeground(drw->dpy, drw->gc, drw->scheme->bg->pix);
XFillRectangle(drw->dpy, drw->drawable, drw->gc, x, y, w, h);
d = XftDrawCreate(drw->dpy, drw->drawable,
DefaultVisual(drw->dpy, drw->screen),
DefaultColormap(drw->dpy, drw->screen));
}
curfont = drw->fonts[0];
while (1) {
utf8strlen = 0;
utf8str = text;
nextfont = NULL;
while (*text) {
utf8charlen = utf8decode(text, &utf8codepoint, UTF_SIZ);
for (i = 0; i < drw->fontcount; i++) {
charexists = charexists || XftCharExists(drw->dpy, drw->fonts[i]->xfont, utf8codepoint);
if (charexists) {
if (drw->fonts[i] == curfont) {
utf8strlen += utf8charlen;
text += utf8charlen;
} else {
nextfont = drw->fonts[i];
}
break;
}
}
if (!charexists || (nextfont && nextfont != curfont))
break;
else
charexists = 0;
}
if (utf8strlen) {
drw_font_getexts(curfont, utf8str, utf8strlen, &tex);
/* shorten text if necessary */
for (len = MIN(utf8strlen, (sizeof buf) - 1); len && (tex.w > w - drw->fonts[0]->h || w < drw->fonts[0]->h); len--)
drw_font_getexts(curfont, utf8str, len, &tex);
if (len) {
memcpy(buf, utf8str, len);
buf[len] = '\0';
if (len < utf8strlen)
for (i = len; i && i > len - 3; buf[--i] = '.');
if (render) {
th = curfont->ascent + curfont->descent;
ty = y + (h / 2) - (th / 2) + curfont->ascent;
tx = x + (h / 2);
XftDrawStringUtf8(d, &drw->scheme->fg->rgb, curfont->xfont, tx, ty, (XftChar8 *)buf, len);
}
x += tex.w;
w -= tex.w;
}
}
if (!*text) {
break;
} else if (nextfont) {
charexists = 0;
curfont = nextfont;
} else {
/* Regardless of whether or not a fallback font is found, the
* character must be drawn.
*/
charexists = 1;
if (drw->fontcount >= DRW_FONT_CACHE_SIZE)
continue;
fccharset = FcCharSetCreate();
FcCharSetAddChar(fccharset, utf8codepoint);
if (!drw->fonts[0]->pattern) {
/* Refer to the comment in drw_font_xcreate for more
* information. */
die("the first font in the cache must be loaded from a font string.\n");
}
fcpattern = FcPatternDuplicate(drw->fonts[0]->pattern);
FcPatternAddCharSet(fcpattern, FC_CHARSET, fccharset);
FcPatternAddBool(fcpattern, FC_SCALABLE, FcTrue);
FcConfigSubstitute(NULL, fcpattern, FcMatchPattern);
FcDefaultSubstitute(fcpattern);
match = XftFontMatch(drw->dpy, drw->screen, fcpattern, &result);
FcCharSetDestroy(fccharset);
FcPatternDestroy(fcpattern);
if (match) {
curfont = drw_font_xcreate(drw, NULL, match);
if (curfont && XftCharExists(drw->dpy, curfont->xfont, utf8codepoint)) {
drw->fonts[drw->fontcount++] = curfont;
} else {
drw_font_free(curfont);
curfont = drw->fonts[0];
}
}
}
}
if (d)
XftDrawDestroy(d);
return x;
}
