58 lines
3.5 KiB
Plaintext
58 lines
3.5 KiB
Plaintext
//@version=6
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// Copyright (c) 2019-present, Alex Orekhov (everget)
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// Chandelier Exit script may be freely distributed under the terms of the GPL-3.0 license.
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indicator('Chandelier Exit', shorttitle = 'CE', overlay = true)
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var string calcGroup = 'Calculation'
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length = input.int(title = 'ATR Period', defval = 22, group = calcGroup)
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mult = input.float(title = 'ATR Multiplier', step = 0.1, defval = 3.0, group = calcGroup)
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useClose = input.bool(title = 'Use Close Price for Extremums', defval = true, group = calcGroup)
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var string visualGroup = 'Visuals'
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showLabels = input.bool(title = 'Show Buy/Sell Labels', defval = true, group = visualGroup)
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highlightState = input.bool(title = 'Highlight State', defval = true, group = visualGroup)
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var string alertGroup = 'Alerts'
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awaitBarConfirmation = input.bool(title = 'Await Bar Confirmation', defval = true, group = alertGroup)
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atr = mult * ta.atr(length)
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longStop = (useClose ? ta.highest(close, length) : ta.highest(length)) - atr
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longStopPrev = nz(longStop[1], longStop)
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longStop := close[1] > longStopPrev ? math.max(longStop, longStopPrev) : longStop
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shortStop = (useClose ? ta.lowest(close, length) : ta.lowest(length)) + atr
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shortStopPrev = nz(shortStop[1], shortStop)
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shortStop := close[1] < shortStopPrev ? math.min(shortStop, shortStopPrev) : shortStop
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var int dir = 1
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dir := close > shortStopPrev ? 1 : close < longStopPrev ? -1 : dir
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var color longColor = color.green
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var color shortColor = color.red
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var color longFillColor = color.new(color.green, 90)
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var color shortFillColor = color.new(color.red, 90)
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var color textColor = color.new(color.white, 0)
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longStopPlot = plot(dir == 1 ? longStop : na, title = 'Long Stop', style = plot.style_linebr, linewidth = 2, color = color.new(longColor, 0))
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buySignal = dir == 1 and dir[1] == -1
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plotshape(buySignal ? longStop : na, title = 'Long Stop Start', location = location.absolute, style = shape.circle, size = size.tiny, color = color.new(longColor, 0))
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plotshape(buySignal and showLabels ? longStop : na, title = 'Buy Label', text = 'Buy', location = location.absolute, style = shape.labelup, size = size.tiny, color = color.new(longColor, 0), textcolor = textColor)
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shortStopPlot = plot(dir == 1 ? na : shortStop, title = 'Short Stop', style = plot.style_linebr, linewidth = 2, color = color.new(shortColor, 0))
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sellSignal = dir == -1 and dir[1] == 1
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plotshape(sellSignal ? shortStop : na, title = 'Short Stop Start', location = location.absolute, style = shape.circle, size = size.tiny, color = color.new(shortColor, 0))
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plotshape(sellSignal and showLabels ? shortStop : na, title = 'Sell Label', text = 'Sell', location = location.absolute, style = shape.labeldown, size = size.tiny, color = color.new(shortColor, 0), textcolor = textColor)
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midPricePlot = plot(ohlc4, title = '', style = plot.style_circles, linewidth = math.max(1, 0), display = display.none, editable = false)
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longStateFillColor = highlightState ? dir == 1 ? longFillColor : na : na
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shortStateFillColor = highlightState ? dir == -1 ? shortFillColor : na : na
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fill(midPricePlot, longStopPlot, title = 'Long State Filling', color = longStateFillColor)
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fill(midPricePlot, shortStopPlot, title = 'Short State Filling', color = shortStateFillColor)
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await = awaitBarConfirmation ? barstate.isconfirmed : true
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alertcondition(dir != dir[1] and await, title = 'Alert: CE Direction Change', message = 'Chandelier Exit has changed direction!')
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alertcondition(buySignal and await, title = 'Alert: CE Buy', message = 'Chandelier Exit Buy!')
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alertcondition(sellSignal and await, title = 'Alert: CE Sell', message = 'Chandelier Exit Sell!')
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