High / Low Lines, Scans, Watchlists, Code For ThinkOrSwim

[desirobinhood]

Indicator to show previous day High Low and Close on the current day chart

input aggregationPeriod = AggregationPeriod.DAY;
input length = 1;
input displace = -1;
input showOnlyLastPeriod = yes;
plot PrevDayHigh;
plot PrevDayLow;
plot PrevDayClose;

if showOnlyLastPeriod and !IsNaN(high(period = aggregationPeriod)[-1]) and !IsNaN(low(period = aggregationPeriod)[-1]) and !IsNaN(close(period = aggregationPeriod)[-1])
{
    PrevDayHigh = Double.NaN;
    PrevDayLow = Double.NaN;
    PrevDayClose = Double.NaN;
}
else
{
    PrevDayHigh = Highest(high(period = aggregationPeriod)[-displace], length);
    PrevDayLow = Highest(low(period = aggregationPeriod)[-displace], length);
    PrevDayClose = Highest(close(period = aggregationPeriod)[-displace], length);
}
PrevDayHigh.SetDefaultColor(CreateColor(0,255,255));
PrevDayHigh.SetPaintingStrategy(PaintingStrategy.LINE);

PrevDayLow.SetDefaultColor(CreateColor(0,255,255));
PrevDayLow.SetPaintingStrategy(PaintingStrategy.LINE);

PrevDayClose.SetDefaultColor(CreateColor(116,189,239));
PrevDayClose.SetPaintingStrategy(PaintingStrategy.LINE);
PrevDayClose.SetStyle(Curve.LONG_DASH)

 

[Risktk1r]

Trying to build a watch list of new daily highs or lows. ( With just a few symbols, not global)