void auth_signal_error(void)
{
buzzer_start(1, CONV_MS_TO_TICKS(1000), CONV_MS_TO_TICKS(50), BUZZER_OPTION_TOGGLE_LED);
timer2_delay(1050);
mode_update();
}
void auth_signal_success(void)
{
buzzer_start(2, CONV_MS_TO_TICKS(50), CONV_MS_TO_TICKS(50), BUZZER_OPTION_TOGGLE_LED);
timer2_delay(200);
mode_update();
}
void auth_signal_failure(void)
{
buzzer_start(3, CONV_MS_TO_TICKS(50), CONV_MS_TO_TICKS(50), BUZZER_OPTION_TOGGLE_LED);
timer2_delay(300);
mode_update();
}
SANE_Status
sane_control_option (SANE_Handle handle, SANE_Int option,
SANE_Action action, void *val, SANE_Int * info)
{
Abaton_Scanner *s = handle;
SANE_Status status;
SANE_Word cap;
if (option < 0 || option >= NUM_OPTIONS)
return SANE_STATUS_INVAL;
if (info != NULL)
*info = 0;
if (s->scanning)
return SANE_STATUS_DEVICE_BUSY;
cap = s->opt[option].cap;
if (!SANE_OPTION_IS_ACTIVE (cap))
return SANE_STATUS_INVAL;
if (action == SANE_ACTION_GET_VALUE)
{
switch (option)
{
/* word options: */
case OPT_NUM_OPTS:
case OPT_X_RESOLUTION:
case OPT_Y_RESOLUTION:
case OPT_RESOLUTION_BIND:
case OPT_PREVIEW:
case OPT_TL_X:
case OPT_TL_Y:
case OPT_BR_X:
case OPT_BR_Y:
case OPT_BRIGHTNESS:
case OPT_CONTRAST:
case OPT_THRESHOLD:
case OPT_NEGATIVE:
case OPT_MIRROR:
*(SANE_Word *) val = s->val[option].w;
return SANE_STATUS_GOOD;
/* string options */
case OPT_MODE:
case OPT_HALFTONE_PATTERN:
status = sanei_constrain_value (s->opt + option, s->val[option].s,
info);
strcpy (val, s->val[option].s);
return SANE_STATUS_GOOD;
}
}
else if (action == SANE_ACTION_SET_VALUE)
{
if (!SANE_OPTION_IS_SETTABLE (cap))
return SANE_STATUS_INVAL;
status = sanei_constrain_value (s->opt + option, val, info);
if (status != SANE_STATUS_GOOD)
return status;
switch (option)
{
/* resolution should be uniform for previews, or when the
user says so. */
case OPT_PREVIEW:
s->val[option].w = *(SANE_Word *) val;
if (*(SANE_Word *) val) {
s->val[OPT_Y_RESOLUTION].w = s->val[OPT_X_RESOLUTION].w;
if (info)
*info |= SANE_INFO_RELOAD_OPTIONS;
}
/* always recalculate! */
calc_parameters (s);
if (info)
*info |= SANE_INFO_RELOAD_PARAMS;
return SANE_STATUS_GOOD;
case OPT_RESOLUTION_BIND:
s->val[option].w = *(SANE_Word *) val;
if (*(SANE_Word *) val) {
s->val[OPT_Y_RESOLUTION].w = s->val[OPT_X_RESOLUTION].w;
calc_parameters (s);
if (info)
*info |= SANE_INFO_RELOAD_PARAMS |
SANE_INFO_RELOAD_OPTIONS;
}
return SANE_STATUS_GOOD;
case OPT_X_RESOLUTION:
if (s->val[OPT_PREVIEW].w || s->val[OPT_RESOLUTION_BIND].w) {
s->val[OPT_Y_RESOLUTION].w = *(SANE_Word *)val;
if (info)
*info |= SANE_INFO_RELOAD_OPTIONS;
}
s->val[option].w = *(SANE_Word *) val;
calc_parameters (s);
if (info)
*info |= SANE_INFO_RELOAD_PARAMS;
return SANE_STATUS_GOOD;
case OPT_Y_RESOLUTION:
if (s->val[OPT_PREVIEW].w || s->val[OPT_RESOLUTION_BIND].w) {
s->val[OPT_X_RESOLUTION].w = *(SANE_Word *)val;
if (info)
*info |= SANE_INFO_RELOAD_OPTIONS;
}
s->val[option].w = *(SANE_Word *) val;
calc_parameters (s);
if (info)
*info |= SANE_INFO_RELOAD_PARAMS;
return SANE_STATUS_GOOD;
/* these ones don't have crazy side effects */
case OPT_TL_X:
case OPT_TL_Y:
case OPT_BR_Y:
s->val[option].w = *(SANE_Word *) val;
calc_parameters (s);
if (info)
*info |= SANE_INFO_RELOAD_PARAMS;
return SANE_STATUS_GOOD;
/* this one is somewhat imprecise */
case OPT_BR_X:
s->val[option].w = *(SANE_Word *) val;
calc_parameters (s);
if (info)
*info |= SANE_INFO_RELOAD_PARAMS
| SANE_INFO_INEXACT;
return SANE_STATUS_GOOD;
/* no side-effects whatsoever */
case OPT_BRIGHTNESS:
case OPT_CONTRAST:
case OPT_THRESHOLD:
case OPT_NEGATIVE:
case OPT_MIRROR:
s->val[option].w = *(SANE_Word *) val;
return SANE_STATUS_GOOD;
/* string options */
case OPT_HALFTONE_PATTERN:
if (info)
*info |= SANE_INFO_RELOAD_OPTIONS;
if (s->val[option].s)
free (s->val[option].s);
s->val[option].s = strdup (val);
return SANE_STATUS_GOOD;
case OPT_MODE:
status = mode_update (s, val);
if (status != SANE_STATUS_GOOD)
return status;
if (s->val[option].s)
free (s->val[option].s);
s->val[option].s = strdup (val);
if (info)
*info |= SANE_INFO_RELOAD_OPTIONS | SANE_INFO_RELOAD_PARAMS;
return SANE_STATUS_GOOD;
} /* End of switch */
} /* End of SET_VALUE */
return SANE_STATUS_INVAL;
}
