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#include <u.h>
#include <libc.h>
#include <draw.h>
Point
stringsubfont(Image *b, Point p, Image *color, Subfont *f, char *cs)
{
int w, width;
uchar *s;
Rune c;
Fontchar *i;
s = (uchar*)cs;
for(; c=*s; p.x+=width){
width = 0;
if(c < Runeself)
s++;
else{
w = chartorune(&c, (char*)s);
if(w == 0){
s++;
continue;
}
s += w;
}
if(c >= f->n)
continue;
i = f->info+c;
width = i->width;
draw(b, Rect(p.x+i->left, p.y+i->top, p.x+i->left+(i[1].x-i[0].x), p.y+i->bottom),
color, f->bits, Pt(i->x, i->top));
}
return p;
}
Point
strsubfontwidth(Subfont *f, char *cs)
{
Rune c;
Point p;
uchar *s;
Fontchar *i;
int w, width;
p = Pt(0, f->height);
s = (uchar*)cs;
for(; c=*s; p.x+=width){
width = 0;
if(c < Runeself)
s++;
else{
w = chartorune(&c, (char*)s);
if(w == 0){
s++;
continue;
}
s += w;
}
if(c >= f->n)
continue;
i = f->info+c;
width = i->width;
}
return p;
}
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