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- Adjust the image size to the terminal cell size. - If the image size is specified in html source, skip to load the image.

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This commit is contained in:
Araki Ken
2013-02-02 16:32:37 +09:00
committed by Tatsuya Kinoshita
parent f4268d8d18
commit 147ef0048b
3 changed files with 55 additions and 33 deletions
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45
terms.c
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@@ -489,31 +489,40 @@ get_pixel_per_cell(int *ppc, int *ppl)
fd_set rfd;
struct timeval tval;
char buf[100];
char *p;
ssize_t len;
ssize_t left;
int wp,hp,wc,hc;
int i;
fputs("\x1b[14t\x1b[18t",ttyf); flush_tty();
tval.tv_usec = 10000; /* 0.1 sec */
tval.tv_sec = 0;
FD_SET(tty,&rfd);
if (select(tty+1,&rfd,NULL,NULL,&tval) < 0 || ! FD_ISSET(tty,&rfd)) {
return 0;
p = buf;
left = sizeof(buf) - 1;
for (i = 0; i < 5; i++) {
tval.tv_usec = 100000; /* 0.1 sec */
tval.tv_sec = 0;
FD_SET(tty,&rfd);
if (select(tty+1,&rfd,NULL,NULL,&tval) <= 0 || ! FD_ISSET(tty,&rfd)) {
continue;
}
if ((len = read(tty,p,left)) <= 0) {
return 0;
}
p[len] = '\0';
if (sscanf(buf,"\x1b[4;%d;%dt\x1b[8;%d;%dt",&hp,&wp,&hc,&wc) == 4) {
*ppc = wp / wc;
*ppl = hp / hc;
return 1;
}
p = buf + len;
left -= len;
}
if ((len = read(tty,buf,sizeof(buf)-1)) <= 0) {
return 0;
}
buf[len] = '\0';
if (sscanf(buf,"\x1b[4;%d;%dt\x1b[8;%d;%dt",&hp,&wp,&hc,&wc) != 4) {
return 0;
}
*ppc = wp / wc;
*ppl = hp / hc;
return 1;
return 0;
}
#ifdef USE_MOUSE