added PNG image rotation options

This commit is contained in:
hooper114 2008-09-02 20:22:39 +00:00
parent 5f3476998a
commit 8aa48f7609

View file

@ -44,6 +44,7 @@ void usage(void)
" -r, --reverse Reverse colours (white on black).\n"
" --fg=COLOUR Specify a foreground colour.\n"
" --bg=COLOUR Specify a background colour.\n"
" --rotate=NUMBER Rotate symbol (PNG output only).\n"
" --cols=NUMBER (PDF417) Number of columns.\n"
" --vers=NUMBER (QR Code) Version\n"
" --secure=NUMBER (PDF417 and QR Code) Error correction level.\n"
@ -58,8 +59,10 @@ int main(int argc, char **argv)
int i, mode, stack_row;
int c;
int errornum;
int rotate_angle;
errornum = 0;
rotate_angle = 0;
my_symbol = ZBarcode_Create();
if(argc == 1) {
@ -83,6 +86,7 @@ int main(int argc, char **argv)
{"bg=", 1, 0, 0},
{"cols=", 1, 0, 0},
{"vers=", 1, 0, 0},
{"rotate=", 1, 0, 0},
{"secure=", 1, 0, 0},
{"reverse", 1, 0, 'r'},
{"case", 0, 0, 'c'},
@ -169,6 +173,20 @@ int main(int argc, char **argv)
fprintf(stderr, "Invalid mode\n");
}
}
if(!strcmp(long_options[option_index].name, "rotate=")) {
/* Only certain inputs allowed */
errornum = is_sane(NESET, optarg);
if(errornum == ERROR_INVALID_DATA) {
fprintf(stderr, "Invalid rotation parameter\n");
exit(1);
}
switch(atoi(optarg)) {
case 90: rotate_angle = 90; break;
case 180: rotate_angle = 180; break;
case 270: rotate_angle = 270; break;
default: rotate_angle = 0; break;
}
}
break;
case 'h':
@ -198,9 +216,16 @@ int main(int argc, char **argv)
break;
case 'd': /* we have some data! */
if(ZBarcode_Encode_and_Print(my_symbol, optarg) != 0) {
printf("%s\n", my_symbol->errtxt);
return 1;
if(rotate_angle == 0) {
if(ZBarcode_Encode_and_Print(my_symbol, optarg) != 0) {
printf("%s\n", my_symbol->errtxt);
return 1;
}
} else {
if(ZBarcode_Encode_and_Print_Rotated(my_symbol, optarg, rotate_angle) != 0) {
printf("%s\n", my_symbol->errtxt);
return 1;
}
}
break;