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plot bull_vwap = bullish_vwap;
bull_vwap.SetPaintingStrategy(PaintingStrategy.BOOLEAN_ARROW_UP);
bull_vwap.SetDefaultColor(Color.CYAN);
bull_vwap.SetLineWeight(2);
Vwap_Engulfing_Algo1
def price = close;
def superfast_length = 9;
def fast_length = 14;
def slow_length = 21;
def displace = 0;
def mov_avg9 = ExpAverage(price[-displace], superfast_length);
def mov_avg14 = ExpAverage(price[-displace], fast_length);
def mov_avg21 = ExpAverage(price[-displace], slow_length);
# MAs part of Trend Reversal
def Superfast = mov_avg9;
def Fast = mov_avg14;
def Slow = mov_avg21;
def buy = mov_avg9 > mov_avg14 and mov_avg14 > mov_avg21 and low > mov_avg9;
def stopbuy = mov_avg9 <= mov_avg14;
def buynow = !buy[1] and buy;
def buysignal = CompoundValue(1, if buynow and !stopbuy then 1 else if buysignal[1] == 1 and stopbuy then 0 else buysignal[1], 0);
def Buy_Signal = buysignal[1] == 0 and buysignal == 1;
def Momentum_Down = buysignal[1] == 1 and buysignal == 0;
def sell = mov_avg9 < mov_avg14 and mov_avg14 < mov_avg21 and high < mov_avg9;
def stopsell = mov_avg9 >= mov_avg14;
def sellnow = !sell[1] and sell;
def sellsignal = CompoundValue(1, if sellnow and !stopsell then 1 else if sellsignal[1] == 1 and stopsell then 0 else sellsignal[1], 0);
def Sell_Signal = sellsignal[1] == 0 and sellsignal;
input method = {default average, high_low};
def bubbleoffset = .0005;
def percentamount = .01;
def revAmount = .05;
def atrreversal = 2.0;
def atrlength = 5;
def pricehigh = high;
def pricelow = low;
def averagelength = 5;
def averagetype = AverageType.EXPONENTIAL;
def mah = MovingAverage(averagetype, pricehigh, averagelength);
def mal = MovingAverage(averagetype, pricelow, averagelength);
def priceh = if method == method.high_low then pricehigh else mah;
def pricel = if method == method.high_low then pricelow else mal;
def EI = ZigZagHighLow("price h" = priceh, "price l" = pricel, "percentage reversal" = percentamount, "absolute reversal" = revAmount, "atr length" = atrlength, "atr reversal" = atrreversal);
rec EISave = if !IsNaN(EI) then EI else GetValue(EISave, 1);
def chg = (if EISave == priceh then priceh else pricel) - GetValue(EISave, 1);
def isUp = chg >= 0;
def EIL = if !IsNaN(EI) and !isUp then pricel else GetValue(EIL, 1);
def EIH = if !IsNaN(EI) and isUp then priceh else GetValue(EIH, 1);
def dir = CompoundValue(1, if EIL != EIL[1] or pricel == EIL[1] and pricel == EISave then 1 else if EIH != EIH[1] or priceh == EIH[1] and priceh == EISave then -1 else dir[1], 0);
def signal = CompoundValue(1, if dir > 0 and pricel > EIL then if signal[1] <= 0 then 1 else signal[1] else if dir < 0 and priceh < EIH then if signal[1] >= 0 then -1 else signal[1] else signal[1], 0);
# Define original signals
def bullish2 = signal > 0 and signal[1] <= 0;
def bearish2 = signal < 0 and signal[1] >= 0;
# VWAP
input numDevDn = -2.0;
input numDevUp = 2.0;
input timeFrame = {default DAY, WEEK, MONTH};
def cap = GetAggregationPeriod();
def errorInAggregation =
timeFrame == timeFrame.DAY and cap >= AggregationPeriod.WEEK or
timeFrame == timeFrame.WEEK and cap >= AggregationPeriod.MONTH;
Assert(!errorInAggregation, "timeFrame should be not less than current chart aggregation period");
def yyyyMmDd = GetYYYYMMDD();
def periodIndx;
switch (timeFrame) {
case DAY:
periodIndx = yyyyMmDd;
case WEEK:
periodIndx = Floor((DaysFromDate(First(yyyyMmDd)) + GetDayOfWeek(First(yyyyMmDd))) / 7);
case MONTH:
periodIndx = RoundDown(yyyyMmDd / 100, 0);
}
def isPeriodRolled = CompoundValue(1, periodIndx != periodIndx[1], yes);
def volumeSum;
def volumeVwapSum;
def volumeVwap2Sum;
if (isPeriodRolled) {
volumeSum = volume;
volumeVwapSum = volume * vwap;
volumeVwap2Sum = volume * Sqr(vwap);
} else {
volumeSum = CompoundValue(1, volumeSum[1] + volume, volume);
volumeVwapSum = CompoundValue(1, volumeVwapSum[1] + volume * vwap, volume * vwap);
volumeVwap2Sum = CompoundValue(1, volumeVwap2Sum[1] + volume * Sqr(vwap), volume * Sqr(vwap));
}
def priceVWAP = volumeVwapSum / volumeSum;
def deviation = Sqrt(Max(volumeVwap2Sum / volumeSum - Sqr(priceVWAP), 0));
def VWAP = priceVWAP;
#plot UpperBand = priceVWAP + numDevUp * deviation;
#plot LowerBand = priceVWAP + numDevDn * deviation;
def UpVWAP = price > VWAP;
def DownVWAP = price < VWAP;
# Engulfing Candles. Snippets from @ConfluenceCptl
def BodyMax = Max(open, close);
def BodyMin = Min(open, close);
def IsEngulfing = BodyMax > BodyMax[1] and
BodyMin < BodyMin[1];
# Define Signals with VWAP
def bullish_vwap = UpVWAP and bullish2;
def bearish_vwap = DownVWAP and bearish2;
# Plot Signals with VWAP
plot bull_vwap = bullish_vwap;
bull_vwap.SetPaintingStrategy(PaintingStrategy.BOOLEAN_ARROW_UP);
bull_vwap.SetDefaultColor(Color.CYAN);
bull_vwap.SetLineWeight(2);
plot bear_vwap = bearish_vwap;
bear_vwap.SetPaintingStrategy(PaintingStrategy.BOOLEAN_ARROW_DOWN);
bear_vwap.SetDefaultColor(Color.CYAN);
bear_vwap.SetLineWeight(2);
# Define Signals with Engulfing Candles
def bullish_engulf = bullish2 and Isengulfing and close > open;
def bearish_engulf = bearish2 and Isengulfing and close < open;
# Plot Signals with Engulfing Candles
plot bull_engulf = bullish_engulf;
bull_engulf.SetPaintingStrategy(PaintingStrategy.BOOLEAN_ARROW_UP);
bull_engulf.SetDefaultColor(Color.WHITE);
bull_engulf.SetLineWeight(2);
plot bear_engulf = bearish_engulf;
bear_engulf.SetPaintingStrategy(PaintingStrategy.BOOLEAN_ARROW_DOWN);
bear_engulf.SetDefaultColor(Color.WHITE);
bear_engulf.SetLineWeight(2);
AddLabel(yes,"Signals w/ VWAP",color.CYAN);
AddLabel(yes,"Signals w/ Engulfing",color.WHITE);
# Configurations
input bEngulf = yes;
input sEngulf = yes;
input bVWAP = yes;
input sVWAP = yes;
bull_engulf.SetHiding(!bEngulf);
bear_engulf.SetHiding(!sEngulf);
bull_vwap.SetHiding(!bVWAP);
bear_vwap.SetHiding(!sVWAP);
Alert(bull_engulf or bull_vwap or bear_engulf or bear_vwap, "", Alert.BAR, Sound.Chimes);
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