ref: ae2b94dda420756baca88a6ef97a1b8ad904670e
dir: /spit-nodraw/
diff 0216663a6e9d723eadc6692c656dd98b2964493b uncommitted
--- a/a.h
+++ b/a.h
@@ -12,7 +12,7 @@
enum
{
- Maxslides = 64,
+ Maxslides = 128,
Maxlines = 16
};
--- a/spit.c
+++ b/spit.c
@@ -15,6 +15,7 @@
int curslide;
Image *bol;
Image *bullet;
+int nodraw;
void
ladd(Lines *l, char *s)
@@ -273,6 +274,22 @@
}
void
+barf(void)
+{
+ int fd;
+ char path[64];
+ Image **i;
+
+ for(i=slides; i<slides+nslides+1; i++){
+ snprint(path, sizeof path, "spit.%03zd.bit", i - slides);
+ if((fd = create(path, OWRITE, 0644)) < 0)
+ sysfatal("open: %r");
+ writeimage(fd, *i, 0);
+ close(fd);
+ }
+}
+
+void
redraw(void)
{
draw(screen, screen->r, slides[curslide], nil, ZP);
@@ -354,7 +371,7 @@
void
usage(void)
{
- fprint(2, "%s [-f font] [-F fixedfont] <filename>\n", argv0);
+ fprint(2, "%s [-n] [-f font] [-F fixedfont] <filename>\n", argv0);
exits("usage");
}
@@ -381,6 +398,9 @@
case 'F':
fname = EARGF(usage());
break;
+ case 'n':
+ nodraw = 1;
+ break;
default:
usage();
}ARGEND;
@@ -408,6 +428,10 @@
initstyle(tname, fname);
initimages();
render(f);
+ if(nodraw){
+ barf();
+ threadexitsall(nil);
+ }
resize();
for(;;){
switch(alt(alts)){