# M_PriceSpikes

declare lower;
rec stdDev = stdev(close, 21);
plot spike=(close-close[1])/stdDev[1];

spike.setPaintingStrategy(PaintingStrategy.HISTOGRAM);
spike.AssignValueColor(if spike >0 then color.green else color.red);
spike.SetLineWeight(4);

plot zero=0; zero.AssignValueColor(color.GRAY);
plot one=1; one.AssignValueColor(color.GREEN);
plot mone=-1; mone.AssignValueColor(color.RED);

# M_PriceSpikes_With_VolumePressure

declare lower;


rec stdDevPrice = stdev(close, 21);
rec pricespike=(close-close[1])/stdDevPrice[1];
plot spike=pricespike;
spike.setPaintingStrategy(PaintingStrategy.HISTOGRAM);
spike.AssignValueColor(if spike >0 then color.green else color.red);
spike.SetLineWeight(5);

plot zero=0; zero.AssignValueColor(color.GRAY);
plot one=1; one.AssignValueColor(color.GREEN);
plot mone=-1; mone.AssignValueColor(color.RED);

rec stdDevVol = stdev(volume, 21);
rec volspike = if close > close[1] then -(volume/stdDevVol[1]) else (volume/stdDevVol[1]);
plot vspike=volspike;
vspike.setPaintingStrategy(PaintingStrategy.HISTOGRAM);
vspike.AssignValueColor(if vspike > 0 then color.red else color.green);
vspike.SetLineWeight(3);


rec tail= if close > open then open-low else close-low;
rec stdDevTail = stdev(tail, 21);
rec tailspike = -(tail/stdDevTail[1]);
plot tspike=tailspike;
tspike.setPaintingStrategy(PaintingStrategy.HISTOGRAM);
tspike.AssignValueColor(color.yellow);
tspike.SetLineWeight(1);


rec head= if close > open then high-close else high-open;
rec stdDevHead = stdev(head, 21);
rec headspike = (head/stdDevHead[1]);
plot hspike=headspike;
hspike.setPaintingStrategy(PaintingStrategy.HISTOGRAM);
hspike.AssignValueColor(color.white);
hspike.SetLineWeight(1);