Code: Select all

//@version=6
indicator('ATR Based Zigzag w EMA', overlay = true)
// === Inputs ===
ATRLength = input(14, title = 'ATR Length')
ATRMult = input(5.0, title = 'ATR Multiplier')
lineSmoothLength = input(50, title = 'Line Smoothness (EMA Length)')
upTrendColor = input(color.rgb(0, 255, 132), title = 'Uptrend Line Color')
downTrendColor = input(color.rgb(255, 0, 0), title = 'Downtrend Line Color')
// === ATR Calculation ===
atr_val = ta.atr(ATRLength)
// === State Variables ===
var float LL = na
var float HH = na
var int trend = 1
// === Initialization ===
LL := na(LL[1]) ? low : LL[1]
HH := na(HH[1]) ? high : HH[1]
trend := na(trend[1]) ? 1 : trend[1]
// === Core Logic ===
if trend > 0 // Uptrend: looking for new swing low
    if high >= HH
        HH := high
        HH
    else
        if low < HH - atr_val * ATRMult
            trend := -1
            LL := low
            LL
else // Downtrend: looking for new swing high
    if low <= LL
        LL := low
        LL
    else
        if high > LL + atr_val * ATRMult
            trend := 1
            HH := high
            HH
// === Median Price (or pick a price base you prefer) ===
medianPrice = (high + low) / 2
// === Smoothed Line ===
smoothLine = ta.ema(medianPrice, lineSmoothLength)
// === Plotting the Clean Trend Line ===
plot(smoothLine, color = trend == 1 ? upTrendColor : downTrendColor, linewidth = 3, title = 'Trend Line')
// === (Optional) Bar Coloring Too ===
barcolor(trend == 1 ? upTrendColor : downTrendColor)

Code: Select all

//@version=6
indicator("Market Structure Confluence [AlgoAlpha]", shorttitle="AlgoAlpha - Market Structure", overlay=true, max_lines_count=500, max_labels_count=500, max_bars_back=5000)
swingSize = input.int(10, "Time-Horizon", minval=2, tooltip="Look-back bars for pivot detection", group="Market Structure")
bosConfType = input.string("Candle Close", "BOS Confirmation", options=["Candle Close", "Wicks"], tooltip="Close vs. wick confirmation", group="Market Structure")
bosStyleIn = input.string("Solid", "BOS/CHoCH Line Style", options=["Solid","Dashed","Dotted"], group="Market Structure")
showCHoCH = input.bool(true, "Show CHoCH", group="Market Structure")
showSwing = input.bool(true, "Show Swing Labels", group="Market Structure")
basisLength = input.int(100, "Basis Length", minval=1, tooltip="Length for the basis calculation (WMA)", group="Band Settings")
atrLength = input.int(14, "ATR Length", minval=1, tooltip="Length for the volatility (ATR) calculation", group="Band Settings")
atrSmooth = input.int(21, "ATR Smoothing", minval=1, tooltip="Length for smoothing the volatility", group="Band Settings")
volMult = input.float(2.0, "Volatility Multiplier", minval=0.1, step=0.1, tooltip="Multiplier for the bands", group="Band Settings")
colBull = input.color(#00FFBB, "Bull Color", inline="msc", group="Appearance")
colBear = input.color(#FF1100, "Bear Color", inline="msc", group="Appearance")
waitClose = input.bool(true, "Wait for Bar Close (alerts)", group="⚠️ Alerts")
bosWidth = 1
colBull50 = color.new(colBull, 50)
colBear50 = color.new(colBear, 50)
colClear = color.rgb(0,0,0,100)
barConfirmed = not waitClose or barstate.isconfirmed
lineStyle(string s)=>
    s=="Solid" ? line.style_solid : s=="Dashed" ? line.style_dashed : line.style_dotted
var float prevHigh = na
var float prevLow = na
var int prevHighIdx = na
var int prevLowIdx = na
var bool highActive = false
var bool lowActive = false
var int prevBreakDir = 0
var int lastBreakDir = 0
enMS = true
pivHi = ta.pivothigh(high, swingSize, swingSize)
pivLo = ta.pivotlow (low , swingSize, swingSize)
bool hh = false, lh = false, hl = false, ll = false
if enMS
    if not na(pivHi)
        hh := na(prevHigh) or pivHi >= prevHigh
        lh := not hh
        prevHigh := pivHi
        prevHighIdx := bar_index - swingSize
        highActive := true
    if not na(pivLo)
        hl := na(prevLow) or pivLo >= prevLow
        ll := not hl
        prevLow := pivLo
        prevLowIdx := bar_index - swingSize
        lowActive := true
highSrc = bosConfType=="Candle Close" ? close : high
lowSrc = bosConfType=="Candle Close" ? close : low
bool highBroken = false, lowBroken=false
if enMS
    if highActive and not na(prevHigh) and highSrc > prevHigh
        highBroken := true
        highActive := false
    if lowActive and not na(prevLow) and lowSrc < prevLow
        lowBroken := true
        lowActive := false
volatility = ta.atr(atrLength)
svol = ta.sma(volatility, atrSmooth)
basis = ta.wma(close, basisLength)
upper = basis + volMult * svol
lower = basis - volMult * svol
plot(prevBreakDir == 1 ? lower : na, color = colBull, title="Lower Band", style = plot.style_linebr, linewidth = 3)
plot(prevBreakDir == -1 ? upper : na, color = colBear, title="Upper Band", style = plot.style_linebr, linewidth = 3)
bullishArrow = prevBreakDir == 1 and low < lower and high > lower
bearishArrow = prevBreakDir == -1 and low < upper and high > upper
arrowOffset = volatility * 1
plotchar(bullishArrow ? lower - arrowOffset : na, "Bullish Signal", '▲', location.absolute, colBull, size = size.tiny)
plotchar(bearishArrow ? upper + arrowOffset : na, "Bearish Signal", '▼', location.absolute, colBear, size = size.tiny)
if enMS and showSwing
    if hh
        label.new(bar_index-swingSize, pivHi, "HH", style=label.style_label_down, textcolor=colBull50, color=colClear)
    if lh
        label.new(bar_index-swingSize, pivHi, "LH", style=label.style_label_down, textcolor=colBear50, color=colClear)
    if hl
        label.new(bar_index-swingSize, pivLo, "HL", style=label.style_label_up, textcolor=colBull50, color=colClear)
    if ll
        label.new(bar_index-swingSize, pivLo, "LL", style=label.style_label_up, textcolor=colBear50, color=colClear)
bullishChange = false
bearishChange = false
if enMS and highBroken
    line.new(prevHighIdx, prevHigh, bar_index, prevHigh, color=colBull, style=lineStyle(bosStyleIn), width=bosWidth)
    mid = math.floor(bar_index - (bar_index - prevHighIdx)/2)
    label.new(mid, prevHigh, prevBreakDir==-1 and showCHoCH ? "CHoCH":"BOS", color=colClear, textcolor=colBull, size=size.tiny)
    lastBreakDir := prevBreakDir
    prevBreakDir := 1
    bullishChange := lastBreakDir == -1 or lastBreakDir == 0
if enMS and lowBroken
    line.new(prevLowIdx, prevLow, bar_index, prevLow, color=colBear, style=lineStyle(bosStyleIn), width=bosWidth)
    mid = math.floor(bar_index - (bar_index - prevLowIdx)/2)
    label.new(mid, prevLow, prevBreakDir==1 and showCHoCH ? "CHoCH":"BOS", style=label.style_label_up, color=colClear, textcolor=colBear, size=size.tiny)
    lastBreakDir := prevBreakDir
    prevBreakDir := -1
    bearishChange := lastBreakDir == 1 or lastBreakDir == 0
plotchar(bullishChange ? lower : na, "Trend Change Bullish", '◉', location.absolute, colBull, size = size.tiny)
plotchar(bearishChange ? upper : na, "Trend Change Bearish", '◉', location.absolute, colBear, size = size.tiny)
barcolor(enMS ? (prevBreakDir==-1 ? color.new(colBear, 30) : color.new(colBull, 30)) : na)
alertcondition(highBroken and prevBreakDir==-1 and barConfirmed, "Bullish CHoCH")
alertcondition(highBroken and prevBreakDir!= -1 and barConfirmed, "Bullish BOS")
alertcondition(lowBroken and prevBreakDir==1 and barConfirmed, "Bearish CHoCH")
alertcondition(lowBroken and prevBreakDir!= 1 and barConfirmed, "Bearish BOS")
alertcondition(hh and barConfirmed, "HH Detected")
alertcondition(lh and barConfirmed, "LH Detected")
alertcondition(hl and barConfirmed, "HL Detected")
alertcondition(ll and barConfirmed, "LL Detected")
alertcondition(bullishArrow and barConfirmed, "Bullish Arrow Signal", "Bullish Rejection Signal")
alertcondition(bearishArrow and barConfirmed, "Bearish Arrow Signal", "Bearish Rejection Signal")
alertcondition(bullishChange and barConfirmed, "Bullish Trend Change", "Trend changed to bullish")
alertcondition(bearishChange and barConfirmed, "Bearish Trend Change", "Trend changed to bearish")