#### BenTen

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Here is the Weis Wave Volume indicator for ThinkorSwim converted from the Lazy Bear's version over at TradingView. In addition, I also found another indicator called Weis Wave Volume with ZigZag so I'll include that in this post as well.

### thinkScript Code (Lazy Bear)

Rich (BB code):

```
#
# @author LazyBear
# List of all my indicators: https://www.tradingview.com/v/4IneGo8h/
#
# study(" [LazyBear]", shorttitle="WWV_LB")
declare lower;
declare zerobase;
# trendDetectionLength=input(2)
input trendDetectionLength = 3;
# mov = close>close[1] ? 1 : close<close[1] ? -1 : 0
def mov = If(close > close[1], 1, If(close < close[1], -1, 0));
# trend= (mov != 0) and (mov != mov[1]) ? mov : nz(trend[1])
# might cause problems not using the nan if statement...
def trend = If((mov != 0) and (mov != mov[1]), mov, (trend[1])) ;
# isTrending = rising(close, trendDetectionLength) or falling(close, trendDetectionLength) //abs(close-close[1]) >= dif
def isTrending = IsAscending(close, trendDetectionLength) or IsDescending(close, trendDetectionLength);
# wave=(trend != nz(wave[1])) and isTrending ? trend : nz(wave[1])
# might be a problem not using the nan function here
def wave = If((trend != (wave[1])) and isTrending, trend , (wave[1]) );
# vol=wave==wave[1] ? (nz(vol[1])+volume) : volume
# might be a problem not using the nan function here
def vol = If(wave == wave[1] , ((vol[1]) + volume) , volume ) ;
# up=wave == 1 ? vol : 0
plot up = If(wave == 1 , vol , 0 );
# dn=showDistributionBelowZero ? (wave == 1 ? 0 : wave == -1 ? -vol : vol) : (wave == 1 ? 0 : vol)
# plot dn = If(wave == 1, 0, If(wave == -1, -vol, vol));
plot dn = If(wave == 1, 0, If(wave == -1, vol, vol));
# plot(up, style=histogram, color=green, linewidth=3)
# plot(dn, style=histogram, color=red, linewidth=3)
dn.setDefaultColor(color.red);
up.setDefaultColor(color.green);
dn.SetLineWeight(3);
up.SetLineWeight(3);
up.SetPaintingStrategy(PaintingStrategy.HISTOGRAM);
dn.SetPaintingStrategy(PaintingStrategy.HISTOGRAM);
```

### Weis Wave Zig Zag with Volume

Rich (BB code):

```
#
# Weis Wave
#
#Note: The Weis Wave indicator shows price waves associated with the Weis Wave Volume lower indicator.
#Note: The reversalAmount: Indicate the minimum amount price must reverse before an inflection point can be formed. This value should be set the same on the lower Weis Wave Volume indicator.
declare upper;
input price = hlc3;
input reversalAmount = 1.0;
input reversalMode = {default price, percent};
input displayMode = {default volume, barNumber, barTotal, none};
def mode = if reversalMode == reversalMode.price then ZigZagTrendSign(price = price, reversalAmount=reversalAmount) else ZigZagTrendPercent(price = price, reversalAmount=reversalAmount);
def inflection = if reversalMode == reversalMode.price then if !isNan(ZigZagSign(price = price, reversalAmount=reversalAmount)) then 1 else 0 else if !isNan(ZigZagPercent(price = price, reversalAmount=reversalAmount)) then 1 else 0;
rec trend = if inflection==1 and mode ==-1 then 1 else if inflection==1 and mode==1 then -1 else trend[1];
plot wave = if reversalMode == reversalMode.price then ZigZagSign(price = price, reversalAmount=reversalAmount) else ZigZagPercent(price = price, reversalAmount=reversalAmount);
wave.EnableApproximation();
wave.AssignValueColor(if trend[1] == 1 then color.green else color.red);
wave.SetLineWeight(3);
rec upWaveVolume = if inflection == 1 and trend == 1 and close > open then volume else if inflection == 1 and trend == 1 and close <= open then 0 else if trend == 1 or (inflection == 1 and trend == -1 and close >= open) then upWaveVolume[1] + volume else 0;
rec downWaveVolume = if inflection == 1 and trend == -1 and close < open then volume else if inflection == 1 and trend == -1 and close >= open then 0 else if trend == -1 or (inflection == 1 and trend == 1 and close <= open) then downWaveVolume[1] + volume else 0;
rec barsUp = if inflection == 1 and trend == 1 and close > open then 1 else if inflection == 1 and trend == 1 and close <= open then 0 else if trend == 1 or (inflection == 1 and trend == -1 and close >= open) then barsUp[1] + 1 else 0;
rec barsDown = if inflection == 1 and trend == -1 and close < open then 1 else if inflection == 1 and trend == -1 and close >= open then 0 else if trend == -1 or (inflection == 1 and trend == 1 and close <= open) then barsDown[1] + 1 else 0;
plot uCount = if (displayMode == displayMode.barNumber and barsUp) then barsUp else double.nan;
uCount.SetPaintingStrategy(paintingStrategy.VALUES_BELOW);
uCount.SetDefaultColor(color.dark_green);
plot dCount = if (displayMode == displayMode.barNumber and barsDown) then barsDown else double.nan;
dCount.SetPaintingStrategy(paintingStrategy.VALUES_ABOVE);
dCount.SetDefaultColor(color.red);
plot uCountTot = if (displayMode == displayMode.barTotal and barsDown == 1 and barsUp==0) then barsUp[1] else double.nan;
uCountTot.SetPaintingStrategy(paintingStrategy.VALUES_ABOVE);
uCountTot.SetDefaultColor(color.dark_green);
plot dCountTot = if (displayMode == displayMode.barTotal and barsDown==0 and barsUp==1) then barsDown[1] else double.nan;
dCountTot.SetPaintingStrategy(paintingStrategy.VALUES_BELOW);
dCountTot.SetDefaultColor(color.red);
plot uVol = if (displayMode == displayMode.volume and barsDown == 1 and barsUp==0) then upWaveVolume[1] else double.nan;
uVol.SetPaintingStrategy(paintingStrategy.VALUES_ABOVE);
uVol.SetDefaultColor(color.dark_green);
plot dVol = if (displayMode == displayMode.volume and barsUp == 1 and barsDown==0) then downWaveVolume[1] else double.nan;
dVol.SetPaintingStrategy(paintingStrategy.VALUES_BELOW);
dVol.SetDefaultColor(color.red);
```

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