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page: add write command to save current page as compressed plan9 bitmap

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This commit is contained in:
cinap_lenrek 2011-10-31 19:43:05 +01:00
parent 278d4f8477
commit 0f382bbf92
1 changed files with 66 additions and 16 deletions
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82
sys/src/cmd/page.c
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@ -63,6 +63,7 @@ char *menuitems[] = {
"next",
"prev",
"zerox",
"write",
"",
"quit",
nil
@ -455,9 +456,9 @@ popengs(Page *p)
goto Err2;
case 0:
if(pdf)
dupfds(pin[1], pout[1], nullfd, pdat[1], ifd, -1);
dupfds(pin[1], pout[1], 2, pdat[1], ifd, -1);
else
dupfds(nullfd, nullfd, nullfd, pdat[1], ifd, -1);
dupfds(nullfd, nullfd, 2, pdat[1], ifd, -1);
if(argv[0])
pipeline(4, "%s", argv[0]);
argv[0] = "gs";
@ -1184,7 +1185,7 @@ void
main(int argc, char *argv[])
{
enum { Eplumb = 4 };
char jump[32];
char buf[NPATH];
Plumbmsg *pm;
Point o;
Mouse m;
@ -1235,16 +1236,16 @@ main(int argc, char *argv[])
unlockdisplay(display);
einit(Ekeyboard|Emouse);
eplumb(Eplumb, "image");
memset(&m, 0, sizeof(m));
if((nullfd = open("/dev/null", ORDWR)) < 0)
sysfatal("open: %r");
current = root = addpage(nil, "root", nil, nil, -1);
current = root = addpage(nil, "", nil, nil, -1);
if(*argv == nil && !imode)
addpage(root, "stdin", popenfile, strdup("/fd/0"), -1);
for(; *argv; argv++)
addpage(root, shortname(*argv), popenfile, strdup(*argv), -1);
jump[0] = 0;
for(;;){
i=event(&e);
switch(i){
@ -1270,6 +1271,7 @@ main(int argc, char *argv[])
if(i < 0 || i >= nelem(menuitems) || menuitems[i]==nil)
goto Unlock;
s = menuitems[i];
PageMenu:
if(strcmp(s, "orig size")==0){
pos = ZP;
zoom = 1;
@ -1323,6 +1325,35 @@ main(int argc, char *argv[])
drawpage(current);
qunlock(current);
}
goto Unlock;
}
if(strcmp(s, "write")==0){
if(current && canqlock(current)){
if(current->image){
s = nil;
if(current->up && current->up != root)
s = current->up->label;
snprint(buf, sizeof(buf), "%s%s%s.bit",
s ? s : "",
s ? "." : "",
current->label);
if(eenter("Write", buf, sizeof(buf), &m) > 0){
int fd;
if((fd = create(buf, OWRITE, 0666)) < 0){
errstr(buf, sizeof(buf));
eenter(buf, 0, 0, &m);
} else {
esetcursor(&reading);
writeimage(fd, current->image, 0);
close(fd);
esetcursor(nil);
}
}
}
qunlock(current);
}
goto Unlock;
}
unlockdisplay(display);
if(strcmp(s, "next")==0)
@ -1357,6 +1388,26 @@ main(int argc, char *argv[])
case Kdel:
case Keof:
exits(0);
break;
case 'w':
s = "write";
goto DoMenu;
case 'u':
s = "upside down";
goto DoMenu;
case '+':
s = "zoom in";
goto DoMenu;
case '-':
s = "zoom out";
goto DoMenu;
case Kesc:
s = "orig size";
DoMenu:
lockdisplay(display);
o = m.xy;
goto PageMenu;
case Kup:
if(current == nil || !canqlock(current))
break;
@ -1371,7 +1422,6 @@ main(int argc, char *argv[])
qunlock(current);
if(prevpage(current))
pos.y = 0;
case '-':
case Kbs:
case Kleft:
showprev();
@ -1392,21 +1442,21 @@ main(int argc, char *argv[])
if(nextpage(current))
pos.y = 0;
case '\n':
if(jump[0]){
showpage(findpage(jump));
jump[0] = 0;
break;
}
case ' ':
case Kright:
shownext();
break;
default:
i = strlen(jump);
if(i+1 < sizeof(jump)){
jump[i] = e.kbdc;
jump[i+1] = 0;
}
if((e.kbdc < 0x20) ||
(e.kbdc & 0xFF00) == KF ||
(e.kbdc & 0xFF00) == Spec)
break;
snprint(buf, sizeof(buf), "%C", (Rune)e.kbdc);
lockdisplay(display);
i = eenter("Go to", buf, sizeof(buf), &m);
unlockdisplay(display);
if(i > 0)
showpage(findpage(buf));
}
break;
case Eplumb: