// This work is licensed under a Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0) https://creativecommons.org/licenses/by-nc-sa/4.0/
// © LuxAlgo
//@version=5
indicator(“Master Pattern [LuxAlgo]”, “LuxAlgo – Master Pattern Indicator”, overlay = true, max_boxes_count = 500, max_lines_count = 500)
//——————————————————————————
//Settings
//—————————————————————————–{
length = input.int(3, ‘Contraction Detection Lookback’, minval = 1)
liqLength = input.int(20, ‘Liquidity Levels’, minval = 1)
showMajor = input(true, ‘Show Major Pattern’)
showMinor = input(true, ‘Show Minor Pattern’)
//Style
bullCss = input.color(color.teal, ‘Bullish Pattern’, inline = ‘bull’, group = ‘Pattern Style’)
showBullBox = input(true, ‘Area’, inline = ‘bull’, group = ‘Pattern Style’)
showBullLvl = input(true, ‘Line’, inline = ‘bull’, group = ‘Pattern Style’)
bearCss = input.color(color.red, ‘Bearish Pattern’, inline = ‘bear’, group = ‘Pattern Style’)
showBearBox = input(true, ‘Area’, inline = ‘bear’, group = ‘Pattern Style’)
showBearLvl = input(true, ‘Line’, inline = ‘bear’, group = ‘Pattern Style’)
//Liquidity Style
showLiq = input(true, ‘Show Liquidity Levels’, group = ‘Liquidity’)
bullLiqCss = input.color(color.teal, ‘Upper Liquidity’, group = ‘Liquidity’)
bearLiqCss = input.color(color.red, ‘Lower Liquidity’, group = ‘Liquidity’)
//—————————————————————————–}
//UDT
//—————————————————————————–{
type mp
box area
line avg
bool breakup
bool breakdn
//—————————————————————————–}
//Detect contraction
//—————————————————————————–{
var phy = 0., var phx = 0, var pht = 0.
var ply = 0., var plx = 0, var plt = 0.
var float top = na
var float btm = na
n = bar_index
ph = ta.pivothigh(length, length)
pl = ta.pivotlow(length, length)
if ph
pht := math.sign(ph – phy)
phy := ph
if pht == -1 and plt == 1
top := ph
btm := ply
phx := n-length
if pl
plt := math.sign(pl – ply)
ply := pl
if pht == -1 and plt == 1
top := phy
btm := pl
plx := n-length
//—————————————————————————–}
//Set pattern
//—————————————————————————–{
var mp master = mp.new()
//Detect master pattern
isbull = high[length] > top and top > btm
isbear = low[length] < btm and top > btm
if isbull or isbear
css = isbull ? bullCss : bearCss
master.avg.set_x2(n-length)
val = math.avg(top, btm)
//Create new master pattern object
master := mp.new(
(isbull and showBullBox) or (isbear and showBearBox) ? box.new(math.max(phx, plx), top, n-length, btm, na, bgcolor = showMinor ? color.new(css, 50) : na) : na
, (isbull and showBullLvl) or (isbear and showBearLvl) ? line.new(n-length, val, n, val, color = showMinor ? css : na) : na
, isbull
, isbear)
top := na
btm := na
//Determine if pattern switch to major
if master.breakup
if low < master.area.get_bottom()
if not showMajor
master.area.delete()
master.avg.delete()
else
master.area.set_border_color(bullCss)
if not showMinor
master.area.set_bgcolor(color.new(bullCss, 50))
master.avg.set_color(bullCss)
else if master.breakdn
if high > master.area.get_top()
if not showMajor
master.area.delete()
master.avg.delete()
else
master.area.set_border_color(bearCss)
if not showMinor
master.area.set_bgcolor(color.new(bearCss, 50))
master.avg.set_color(bearCss)
//Set friction level x2 coordinate to current bar
if not na(master.avg)
master.avg.set_x2(n)
//—————————————————————————–}
//Liquidity levels
//—————————————————————————–{
var line liqup = na, var liqup_reach = false
var line liqdn = na, var liqdn_reach = false
liqph = ta.pivothigh(liqLength, liqLength)
liqpl = ta.pivotlow(liqLength, liqLength)
//Set upper liquidity
if liqph and showLiq
if not liqup_reach
liqup.set_x2(n-liqLength)
liqup := line.new(n-liqLength, liqph, n, liqph, color = bullLiqCss, style = line.style_dotted)
liqup_reach := false
else if not liqup_reach and showLiq
liqup.set_x2(n)
if high > liqup.get_y1()
liqup_reach := true
//Set lower liquidity
if liqpl and showLiq
if not liqdn_reach
liqdn.set_x2(n-liqLength)
liqdn := line.new(n-liqLength, liqpl, n, liqpl, color = bearLiqCss, style = line.style_dotted)
liqdn_reach := false
else if not liqdn_reach and showLiq
liqdn.set_x2(n)
if low < liqdn.get_y1()
liqdn_reach := true
//—————————————————————————–}
.
