Full Trendline + SMC System

indicator("Full Trendline + SMC System", overlay=true, max_lines_count=500, max_labels_count=500, max_boxes_count=500)

gTrend = "Trendlines"
swingLen = input.int(5, "Swing length", minval=2, group=gTrend)
keepTrendlines = input.int(8, "Keep trendlines", minval=1, maxval=50, group=gTrend)
showTrendlines = input.bool(true, "Show trendlines", group=gTrend)
showTLBreaks = input.bool(true, "Show trendline breaks", group=gTrend)

gSMC = "SMC Structure"
showStructure = input.bool(true, "Show BOS / CHOCH", group=gSMC)
showSweeps = input.bool(true, "Show liquidity sweeps", group=gSMC)
showEQ = input.bool(true, "Show EQH / EQL", group=gSMC)
eqAtrLen = input.int(14, "EQ tolerance ATR length", minval=1, group=gSMC)
eqAtrMult = input.float(0.10, "EQ tolerance ATR multiplier", minval=0.01, step=0.01, group=gSMC)

gOB = "Order Blocks"
showOB = input.bool(true, "Show order blocks", group=gOB)
obLookback = input.int(20, "OB search lookback", minval=3, maxval=100, group=gOB)
obExtend = input.int(80, "OB extend bars", minval=5, maxval=500, group=gOB)
obMode = input.string("Wick", "OB range", options=["Wick", "Body"], group=gOB)
keepOB = input.int(8, "Keep OB zones", minval=1, maxval=50, group=gOB)

gFVG = "Fair Value Gaps"
showFVG = input.bool(true, "Show FVG", group=gFVG)
fvgExtend = input.int(80, "FVG extend bars", minval=5, maxval=500, group=gFVG)
keepFVG = input.int(10, "Keep FVG zones", minval=1, maxval=50, group=gFVG)
deleteFilledFVG = input.bool(true, "Delete filled FVG", group=gFVG)

gPD = "Premium / Discount"
showPD = input.bool(true, "Show 50% equilibrium", group=gPD)
shadePD = input.bool(false, "Shade premium / discount", group=gPD)

gSignals = "Signals"
showSignals = input.bool(true, "Show Buy / Sell signals", group=gSignals)
minConfluence = input.int(3, "Minimum confluence factors", minval=2, maxval=5, group=gSignals)
requireClosedCandle = input.bool(true, "Require closed candle", group=gSignals)
useEMAFilter = input.bool(false, "Use EMA trend filter", group=gSignals)
emaFastLen = input.int(50, "Fast EMA", minval=1, group=gSignals)
emaSlowLen = input.int(200, "Slow EMA", minval=1, group=gSignals)
showEMAs = input.bool(false, "Show EMAs", group=gSignals)

gStyle = "Style"
bullColor = input.color(color.rgb(0, 170, 90), "Bull color", group=gStyle)
bearColor = input.color(color.rgb(220, 70, 70), "Bear color", group=gStyle)
neutralColor = input.color(color.rgb(150, 150, 150), "Neutral color", group=gStyle)

f_trimLines(array<line> arr, int maxCount) =>
    while array.size(arr) > maxCount
        line.delete(array.shift(arr))

f_trimLabels(array<label> arr, int maxCount) =>
    while array.size(arr) > maxCount
        label.delete(array.shift(arr))

f_trimBoxes(array<box> arr, int maxCount) =>
    while array.size(arr) > maxCount
        box.delete(array.shift(arr))

f_manageOB(array<box> arr, bool bullish, int extBars) =>
    int i = array.size(arr) - 1
    while i >= 0
        box bx = array.get(arr, i)
        float top = box.get_top(bx)
        float bot = box.get_bottom(bx)
        bool invalid = bullish ? close < bot : close > top
        if invalid
            box.delete(bx)
            array.remove(arr, i)
        else
            box.set_right(bx, bar_index + extBars)
        i -= 1

f_manageFVG(array<box> arr, bool bullish, int extBars, bool deleteFilled) =>
    int i = array.size(arr) - 1
    while i >= 0
        box bx = array.get(arr, i)
        float top = box.get_top(bx)
        float bot = box.get_bottom(bx)
        bool filled = bullish ? low <= bot : high >= top
        if filled and deleteFilled
            box.delete(bx)
            array.remove(arr, i)
        else
            box.set_right(bx, bar_index + extBars)
        i -= 1

f_zoneTouched(array<box> arr) =>
    bool touched = false
    int i = array.size(arr) - 1
    while i >= 0
        box bx = array.get(arr, i)
        float top = box.get_top(bx)
        float bot = box.get_bottom(bx)
        if high >= bot and low <= top
            touched := true
        i -= 1
    touched

f_score(bool condition) =>
    condition ? 1 : 0

f_getBullOB(int lb, bool useWicks) =>
    int off = na
    float top = na
    float bot = na
    for i = 1 to lb
        if na(off) and close[i] < open[i]
            off := i
            top := useWicks ? high[i] : open[i]
            bot := useWicks ? low[i] : close[i]
    [off, top, bot]

f_getBearOB(int lb, bool useWicks) =>
    int off = na
    float top = na
    float bot = na
    for i = 1 to lb
        if na(off) and close[i] > open[i]
            off := i
            top := useWicks ? high[i] : close[i]
            bot := useWicks ? low[i] : open[i]
    [off, top, bot]

var int lastHighBar = na
var float lastHighPrice = na
var int prevHighBar = na
var float prevHighPrice = na

var int lastLowBar = na
var float lastLowPrice = na
var int prevLowBar = na
var float prevLowPrice = na

var int msTrend = 0

var line activeResLine = na
var line activeSupLine = na

var array<line> resLines = array.new_line()
var array<line> supLines = array.new_line()
var array<line> msLines = array.new_line()
var array<line> eqLines = array.new_line()

var array<label> msLabels = array.new_label()
var array<label> sweepLabels = array.new_label()
var array<label> tlLabels = array.new_label()
var array<label> eqLabels = array.new_label()

var array<box> bullOBs = array.new_box()
var array<box> bearOBs = array.new_box()
var array<box> bullFVGs = array.new_box()
var array<box> bearFVGs = array.new_box()

ph = ta.pivothigh(high, swingLen, swingLen)
pl = ta.pivotlow(low, swingLen, swingLen)

atr = ta.atr(eqAtrLen)
eqTolerance = atr * eqAtrMult

if not na(ph)
    int newHighBar = bar_index - swingLen

    if showEQ and not na(lastHighPrice) and math.abs(ph - lastHighPrice) <= eqTolerance
        float lvl = (ph + lastHighPrice) / 2.0
        line l = line.new(lastHighBar, lvl, newHighBar, lvl, color=color.new(bearColor, 0), style=line.style_dotted, width=1)
        label lb = label.new(newHighBar, lvl, "EQH", style=label.style_label_down, color=color.new(bearColor, 0), textcolor=color.white, size=size.tiny)
        array.push(eqLines, l)
        array.push(eqLabels, lb)
        f_trimLines(eqLines, 30)
        f_trimLabels(eqLabels, 30)

    prevHighBar := lastHighBar
    prevHighPrice := lastHighPrice
    lastHighBar := newHighBar
    lastHighPrice := ph

    if showTrendlines and not na(prevHighBar)
        activeResLine := line.new(prevHighBar, prevHighPrice, lastHighBar, lastHighPrice, extend=extend.right, color=color.new(bearColor, 0), width=2)
        array.push(resLines, activeResLine)
        f_trimLines(resLines, keepTrendlines)

if not na(pl)
    int newLowBar = bar_index - swingLen

    if showEQ and not na(lastLowPrice) and math.abs(pl - lastLowPrice) <= eqTolerance
        float lvl = (pl + lastLowPrice) / 2.0
        line l = line.new(lastLowBar, lvl, newLowBar, lvl, color=color.new(bullColor, 0), style=line.style_dotted, width=1)
        label lb = label.new(newLowBar, lvl, "EQL", style=label.style_label_up, color=color.new(bullColor, 0), textcolor=color.white, size=size.tiny)
        array.push(eqLines, l)
        array.push(eqLabels, lb)
        f_trimLines(eqLines, 30)
        f_trimLabels(eqLabels, 30)

    prevLowBar := lastLowBar
    prevLowPrice := lastLowPrice
    lastLowBar := newLowBar
    lastLowPrice := pl

    if showTrendlines and not na(prevLowBar)
        activeSupLine := line.new(prevLowBar, prevLowPrice, lastLowBar, lastLowPrice, extend=extend.right, color=color.new(bullColor, 0), width=2)
        array.push(supLines, activeSupLine)
        f_trimLines(supLines, keepTrendlines)

float resNow = not na(activeResLine) ? line.get_price(activeResLine, bar_index) : na
float resPrev = not na(activeResLine) ? line.get_price(activeResLine, bar_index - 1) : na
float supNow = not na(activeSupLine) ? line.get_price(activeSupLine, bar_index) : na
float supPrev = not na(activeSupL

Показано первые 50% кода (символов: 13217)