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add optional argument to blink() method:

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blink()  ... set signal generator to unlimited blinking
blink(3) ... set signal generator to blinking only 3 sequences
             after turning the switch on.
This commit is contained in:
mfranz 2007-04-06 20:03:47 +00:00
parent f5ff430bc3
commit c331a49dea
1 changed files with 12 additions and 1 deletions

13
Nasal/aircraft.nas
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@ -205,6 +205,8 @@ light = {
m.loopid = 0;
m.continuous = 0;
m.lastswitch = 0;
m.seqcount = -1;
m.count = nil;
m.switchL = setlistener(m.switchN, func { m._switch_() }, 1);
return m;
},
@ -230,7 +232,9 @@ light = {
},
# light.blink() -> blinking light (default)
blink : func {
# light.blink(3) -> when switched on, only run three blink sequences
blink : func(count = 1000000000) { # FIXME: hack around nasal bug, should be -1
me.seqcount = count;
if (me.continuous) {
me.continuous = 0;
me.index = 0;
@ -250,16 +254,23 @@ light = {
} elsif (switch) {
me.stateN.setBoolValue(0);
me.index = 0;
me.count = me.seqcount;
me._loop_(me.loopid);
}
},
_loop_ : func(id) {
id == me.loopid or return;
if (!me.count) {
me.switch(0);
return;
}
me.stateN.setBoolValue(me.index == 2 * int(me.index / 2));
settimer(func { me._loop_(id) }, me.pattern[me.index]);
if ((me.index += 1) >= size(me.pattern)) {
me.index = 0;
if (me.count > 0)
me.count -= 1;
}
},
};