1 b822e0d8 2003-09-30 devnull #include <u.h>
2 b822e0d8 2003-09-30 devnull #include <libc.h>
3 b822e0d8 2003-09-30 devnull #include <draw.h>
4 b822e0d8 2003-09-30 devnull #include <mouse.h>
5 b822e0d8 2003-09-30 devnull #include <frame.h>
8 b822e0d8 2003-09-30 devnull _frredraw(Frame *f, Point pt)
10 b822e0d8 2003-09-30 devnull Frbox *b;
12 b822e0d8 2003-09-30 devnull /* static int x; */
14 b822e0d8 2003-09-30 devnull for(nb=0,b=f->box; nb<f->nbox; nb++, b++){
15 b822e0d8 2003-09-30 devnull _frcklinewrap(f, &pt, b);
16 b822e0d8 2003-09-30 devnull if(b->nrune >= 0){
17 b822e0d8 2003-09-30 devnull string(f->b, pt, f->cols[TEXT], ZP, f->font, (char *)b->ptr);
19 b822e0d8 2003-09-30 devnull pt.x += b->wid;
23 b822e0d8 2003-09-30 devnull static int
24 b822e0d8 2003-09-30 devnull nbytes(char *s0, int nr)
30 b822e0d8 2003-09-30 devnull while(--nr >= 0)
31 b822e0d8 2003-09-30 devnull s += chartorune(&r, s);
32 b822e0d8 2003-09-30 devnull return s-s0;
36 b822e0d8 2003-09-30 devnull frdrawsel(Frame *f, Point pt, ulong p0, ulong p1, int issel)
38 b822e0d8 2003-09-30 devnull Image *back, *text;
40 b822e0d8 2003-09-30 devnull if(f->ticked)
41 b822e0d8 2003-09-30 devnull frtick(f, frptofchar(f, f->p0), 0);
43 b822e0d8 2003-09-30 devnull if(p0 == p1){
44 b822e0d8 2003-09-30 devnull frtick(f, pt, issel);
48 b822e0d8 2003-09-30 devnull if(issel){
49 b822e0d8 2003-09-30 devnull back = f->cols[HIGH];
50 b822e0d8 2003-09-30 devnull text = f->cols[HTEXT];
52 b822e0d8 2003-09-30 devnull back = f->cols[BACK];
53 b822e0d8 2003-09-30 devnull text = f->cols[TEXT];
56 b822e0d8 2003-09-30 devnull frdrawsel0(f, pt, p0, p1, back, text);
60 b822e0d8 2003-09-30 devnull frdrawsel0(Frame *f, Point pt, ulong p0, ulong p1, Image *back, Image *text)
62 b822e0d8 2003-09-30 devnull Frbox *b;
63 b822e0d8 2003-09-30 devnull int nb, nr, w, x, trim;
64 b822e0d8 2003-09-30 devnull Point qt;
66 b822e0d8 2003-09-30 devnull char *ptr;
69 b822e0d8 2003-09-30 devnull b = f->box;
70 b822e0d8 2003-09-30 devnull trim = 0;
71 b822e0d8 2003-09-30 devnull for(nb=0; nb<f->nbox && p<p1; nb++){
72 b822e0d8 2003-09-30 devnull nr = b->nrune;
73 b822e0d8 2003-09-30 devnull if(nr < 0)
75 b822e0d8 2003-09-30 devnull if(p+nr <= p0)
76 b822e0d8 2003-09-30 devnull goto Continue;
77 b822e0d8 2003-09-30 devnull if(p >= p0){
79 b822e0d8 2003-09-30 devnull _frcklinewrap(f, &pt, b);
80 b822e0d8 2003-09-30 devnull if(pt.y > qt.y)
81 b822e0d8 2003-09-30 devnull draw(f->b, Rect(qt.x, qt.y, f->r.max.x, pt.y), back, nil, qt);
83 b822e0d8 2003-09-30 devnull ptr = (char*)b->ptr;
84 b822e0d8 2003-09-30 devnull if(p < p0){ /* beginning of region: advance into box */
85 b822e0d8 2003-09-30 devnull ptr += nbytes(ptr, p0-p);
86 b822e0d8 2003-09-30 devnull nr -= (p0-p);
89 b822e0d8 2003-09-30 devnull trim = 0;
90 b822e0d8 2003-09-30 devnull if(p+nr > p1){ /* end of region: trim box */
91 b822e0d8 2003-09-30 devnull nr -= (p+nr)-p1;
92 b822e0d8 2003-09-30 devnull trim = 1;
94 b822e0d8 2003-09-30 devnull if(b->nrune<0 || nr==b->nrune)
95 b822e0d8 2003-09-30 devnull w = b->wid;
97 b822e0d8 2003-09-30 devnull w = stringnwidth(f->font, ptr, nr);
98 b822e0d8 2003-09-30 devnull x = pt.x+w;
99 b822e0d8 2003-09-30 devnull if(x > f->r.max.x)
100 b822e0d8 2003-09-30 devnull x = f->r.max.x;
101 b822e0d8 2003-09-30 devnull draw(f->b, Rect(pt.x, pt.y, x, pt.y+f->font->height), back, nil, pt);
102 b822e0d8 2003-09-30 devnull if(b->nrune >= 0)
103 b822e0d8 2003-09-30 devnull stringn(f->b, pt, text, ZP, f->font, ptr, nr);
104 b822e0d8 2003-09-30 devnull pt.x += w;
105 b822e0d8 2003-09-30 devnull Continue:
107 b822e0d8 2003-09-30 devnull p += nr;
109 b822e0d8 2003-09-30 devnull /* if this is end of last plain text box on wrapped line, fill to end of line */
110 b822e0d8 2003-09-30 devnull if(p1>p0 && b>f->box && b<f->box+f->nbox && b[-1].nrune>0 && !trim){
111 b822e0d8 2003-09-30 devnull qt = pt;
112 b822e0d8 2003-09-30 devnull _frcklinewrap(f, &pt, b);
113 b822e0d8 2003-09-30 devnull if(pt.y > qt.y)
114 b822e0d8 2003-09-30 devnull draw(f->b, Rect(qt.x, qt.y, f->r.max.x, pt.y), back, nil, qt);
119 b822e0d8 2003-09-30 devnull frtick(Frame *f, Point pt, int ticked)
121 b822e0d8 2003-09-30 devnull Rectangle r;
123 b822e0d8 2003-09-30 devnull if(f->ticked==ticked || f->tick==0 || !ptinrect(pt, f->r))
125 b822e0d8 2003-09-30 devnull pt.x--; /* looks best just left of where requested */
126 b822e0d8 2003-09-30 devnull r = Rect(pt.x, pt.y, pt.x+FRTICKW, pt.y+f->font->height);
127 b822e0d8 2003-09-30 devnull if(ticked){
128 b822e0d8 2003-09-30 devnull draw(f->tickback, f->tickback->r, f->b, nil, pt);
129 b822e0d8 2003-09-30 devnull draw(f->b, r, f->tick, nil, ZP);
131 b822e0d8 2003-09-30 devnull draw(f->b, r, f->tickback, nil, ZP);
132 b822e0d8 2003-09-30 devnull f->ticked = ticked;
136 b822e0d8 2003-09-30 devnull _frdraw(Frame *f, Point pt)
138 b822e0d8 2003-09-30 devnull Frbox *b;
139 b822e0d8 2003-09-30 devnull int nb, n;
141 b822e0d8 2003-09-30 devnull for(b=f->box,nb=0; nb<f->nbox; nb++, b++){
142 b822e0d8 2003-09-30 devnull _frcklinewrap0(f, &pt, b);
143 b822e0d8 2003-09-30 devnull if(pt.y == f->r.max.y){
144 b822e0d8 2003-09-30 devnull f->nchars -= _frstrlen(f, nb);
145 b822e0d8 2003-09-30 devnull _frdelbox(f, nb, f->nbox-1);
148 b822e0d8 2003-09-30 devnull if(b->nrune > 0){
149 b822e0d8 2003-09-30 devnull n = _frcanfit(f, pt, b);
150 b822e0d8 2003-09-30 devnull if(n == 0)
151 b822e0d8 2003-09-30 devnull drawerror(f->display, "draw: _frcanfit==0");
152 b822e0d8 2003-09-30 devnull if(n != b->nrune){
153 b822e0d8 2003-09-30 devnull _frsplitbox(f, nb, n);
154 b822e0d8 2003-09-30 devnull b = &f->box[nb];
156 b822e0d8 2003-09-30 devnull pt.x += b->wid;
158 b822e0d8 2003-09-30 devnull if(b->bc == '\n'){
159 b822e0d8 2003-09-30 devnull pt.x = f->r.min.x;
160 b822e0d8 2003-09-30 devnull pt.y+=f->font->height;
162 b822e0d8 2003-09-30 devnull pt.x += _frnewwid(f, pt, b);
165 b822e0d8 2003-09-30 devnull return pt;
169 b822e0d8 2003-09-30 devnull _frstrlen(Frame *f, int nb)
173 b822e0d8 2003-09-30 devnull for(n=0; nb<f->nbox; nb++)
174 b822e0d8 2003-09-30 devnull n += NRUNE(&f->box[nb]);
175 b822e0d8 2003-09-30 devnull return n;