mirror of
https://github.com/mihakralj/QuanTAlib.git
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Miha Kralj
41 lines
1.6 KiB
Plaintext
41 lines
1.6 KiB
Plaintext
// Licensed under the Apache License, Version 2.0
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// © mihakralj
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//@version=6
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indicator("Aroon (AROON)", "AROON", overlay=false)
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//@function Calculates Aroon Up and Down values
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//@param period Number of bars used in the calculation
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//@returns tuple of Aroon Up and Aroon Down values
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aroon(simple int period = 25) =>
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if period <= 0
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runtime.error("Period must be greater than 0")
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// Find highest high and lowest low positions
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float highest_pos = ta.highestbars(high, period)
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float lowest_pos = ta.lowestbars(low, period)
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// Calculate Aroon values
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float aroon_up = 100 * (period + highest_pos) / period
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float aroon_down = 100 * (period + lowest_pos) / period
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[aroon_up, aroon_down]
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// Inputs
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i_period = input.int(25, "Period", minval=1, tooltip="Number of bars used in the calculation")
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// Calculate Aroon
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[aroon_up, aroon_down] = aroon(i_period)
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// Plot
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plot(aroon_up, "Aroon Up", color=color.yellow, linewidth=2)
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plot(aroon_down, "Aroon Down", color=color.yellow, linewidth=2)
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hline(50, "Mid Level", color.gray)
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hline(70, "Upper Level", color.gray)
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hline(30, "Lower Level", color.gray)
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// Alert conditions
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alertcondition(ta.crossover(aroon_up, aroon_down), "Aroon Up crosses above Down", "Bullish crossover on {{ticker}}")
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alertcondition(ta.crossunder(aroon_up, aroon_down), "Aroon Down crosses above Up", "Bearish crossover on {{ticker}}")
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alertcondition(aroon_up > 70 and aroon_down < 30, "Strong uptrend", "Strong uptrend detected on {{ticker}}")
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alertcondition(aroon_down > 70 and aroon_up < 30, "Strong downtrend", "Strong downtrend detected on {{ticker}}")
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