ref: e610ffaf1b7847e82c18a1b9c687cdd7676f86c2
dir: /sys/src/cmd/spred/cmd.c/
#include <u.h> #include <libc.h> #include <bio.h> #include <thread.h> #include <draw.h> #include <mouse.h> #include <frame.h> #include "dat.h" #include "fns.h" extern Mousectl *mc; static void dopal(int, char **argv) { Pal *p; p = findpal("", argv[1], 2); if(p == nil){ cmdprint("?%r\n"); p = newpal(argv[1]); palsize(p, 8, 0); } if(newwinsel(PAL, mc, p) == nil){ if(p->ref == 0) putfil(p); return; } } static void dosize(int, char **argv) { char *p; int n, m; if(actf == nil) goto err; switch(actf->type){ case PAL: n = strtol(argv[1], &p, 0); if(*p != 0 || n < 0) goto err; palsize((Pal *) actf->f, n, 1); return; case SPR: n = strtol(argv[1], &p, 0); if(*p != '*' || n < 0) goto err; m = strtol(++p, &p, 0); if(*p != 0 || m < 0) goto err; sprsize((Spr *) actf->f, n, m, 1); return; } err: cmdprint("?\n"); } static void doset(int, char **argv) { int n; char *p; Pal *q; if(actf == nil) goto err; switch(actf->type){ case PAL: n = strtol(argv[1], &p, 0); if(*p != 0 || n < 0 || n > 0xffffff) goto err; q = (Pal *) actf->f; palset(q, q->sel, n); return; } err: cmdprint("?\n"); } static void dozoom(int, char **argv) { int n; char *p; if(actf == nil) goto err; n = strtol(argv[1], &p, 0); if(*p != 0 || n <= 0) goto err; actf->zoom = n; actf->tab->draw(actf); return; err: cmdprint("?\n"); } static void dospr(int, char **argv) { Win *w; Spr *s; Biobuf *bp; s = newspr(argv[1]); bp = Bopen(argv[1], OREAD); if(bp == nil){ cmdprint("?%r\n"); sprsize(s, 8, 8, 0); }else{ if(readspr(s, bp) < 0){ cmdprint("?%r\n"); sprsize(s, 8, 8, 0); } Bterm(bp); } w = newwinsel(SPR, mc, s); if(w == nil){ putfil(s); return; } if(s->palfile != nil){ s->pal = findpal(argv[1], s->palfile, 1); if(s->pal == nil) cmdprint("?palette: %r\n"); else{ incref(s->pal); w->tab->draw(w); } } } static void dowrite(int argc, char **argv) { char *f; if(argc > 2) cmdprint("?\n"); if(argc == 2) f = argv[1]; else f = nil; if(actf == nil) cmdprint("?\n"); winwrite(actf, f); } static void doquit(int, char **) { if(quit() < 0) threadexitsall(nil); } static struct cmd { char *name; int argc; void (*f)(int, char **); } cmds[] = { {"pal", 2, dopal}, {"size", 2, dosize}, {"set", 2, doset}, {"spr", 2, dospr}, {"w", 0, dowrite}, {"q", 1, doquit}, {"zoom", 2, dozoom}, {nil, nil} }; void docmd(char *s) { char *t[32]; int nt; struct cmd *c; nt = tokenize(s, t, nelem(t)); if(nt == 0) return; for(c = cmds; c->name != 0; c++) if(strcmp(t[0], c->name) == 0){ if(c->argc != 0 && c->argc != nt) cmdprint("?\n"); else c->f(nt, t); return; } cmdprint("?\n"); }