9 _frcanfit(Frame *f, Point pt, Frbox *b)
15 left = f->r.max.x-pt.x;
17 return b->minwid <= left;
20 for(nr=0,p=b->ptr; *p; p+=w,nr++){
25 w = chartorune(&r, (char*)p);
26 left -= stringnwidth(f->font, (char*)p, 1);
34 _frcklinewrap(Frame *f, Point *p, Frbox *b)
36 if((b->nrune<0? b->minwid : b->wid) > f->r.max.x-p->x){
38 p->y += f->font->height;
43 _frcklinewrap0(Frame *f, Point *p, Frbox *b)
45 if(_frcanfit(f, *p, b) == 0){
47 p->y += f->font->height;
52 _fradvance(Frame *f, Point *p, Frbox *b)
54 if(b->nrune<0 && b->bc=='\n'){
56 p->y += f->font->height;
62 _frnewwid(Frame *f, Point pt, Frbox *b)
64 b->wid = _frnewwid0(f, pt, b);
69 _frnewwid0(Frame *f, Point pt, Frbox *b)
75 if(b->nrune>=0 || b->bc!='\t')
78 x = pt.x = f->r.min.x;
80 x -= (x-f->r.min.x)%f->maxtab;
81 if(x-pt.x<b->minwid || x>c)
87 _frclean(Frame *f, Point pt, int n0, int n1) /* look for mergeable boxes */
93 for(nb=n0; nb<n1-1; nb++){
95 _frcklinewrap(f, &pt, b);
96 while(b[0].nrune>=0 && nb<n1-1 && b[1].nrune>=0 && pt.x+b[0].wid+b[1].wid<c){
101 _fradvance(f, &pt, &f->box[nb]);
103 for(; nb<f->nbox; nb++){
105 _frcklinewrap(f, &pt, b);
106 _fradvance(f, &pt, &f->box[nb]);
109 if(pt.y >= f->r.max.y)