PINE LIBRARY
LeoLibrary
Library "LeoLibrary"
A collection of custom tools & utility functions commonly used with my scripts
getDecimals() Calculates how many decimals are on the quote price of the current market
Returns: The current decimal places on the market quote price
truncate(float, float) Truncates (cuts) excess decimal places
Parameters:
float: _number The number to truncate
float: _decimalPlaces (default=2) The number of decimal places to truncate to
Returns: The given _number truncated to the given _decimalPlaces
toWhole(float) Converts pips into whole numbers
Parameters:
float: _number The pip number to convert into a whole number
Returns: The converted number
toPips(float) Converts whole numbers back into pips
Parameters:
float: _number The whole number to convert into pips
Returns: The converted number
av_getPositionSize(float, float, float, float) Calculates OANDA forex position size for AutoView based on the given parameters
Parameters:
float: _balance The account balance to use
float: _risk The risk percentage amount (as a whole number - eg. 1 = 1% risk)
float: _stopPoints The stop loss distance in POINTS (not pips)
float: _conversionRate The conversion rate of our account balance currency
Returns: The calculated position size (in units - only compatible with OANDA)
getMA(int, string) Gets a Moving Average based on type
Parameters:
int: _length The MA period
string: _maType The type of MA
Returns: A moving average with the given parameters
getEAP(float) Performs EAP stop loss size calculation (eg. ATR >= 20.0 and ATR < 30, returns 20)
Parameters:
float: _atr The given ATR to base the EAP SL calculation on
Returns: The EAP SL converted ATR size
barsAboveMA(int, float) Counts how many candles are above the MA
Parameters:
int: _lookback The lookback period to look back over
float: _ma The moving average to check
Returns: The bar count of how many recent bars are above the MA
barsBelowMA(int, float) Counts how many candles are below the MA
Parameters:
int: _lookback The lookback period to look back over
float: _ma The moving average to reference
Returns: The bar count of how many recent bars are below the EMA
barsCrossedMA(int, float) Counts how many times the EMA was crossed recently
Parameters:
int: _lookback The lookback period to look back over
float: _ma The moving average to reference
Returns: The bar count of how many times price recently crossed the EMA
getPullbackBarCount(int, int) Counts how many green & red bars have printed recently (ie. pullback count)
Parameters:
int: _lookback The lookback period to look back over
int: _direction The color of the bar to count (1 = Green, -1 = Red)
Returns: The bar count of how many candles have retraced over the given lookback & direction
getBodySize() Gets the current candle's body size (in POINTS, divide by 10 to get pips)
Returns: The current candle's body size in POINTS
getTopWickSize() Gets the current candle's top wick size (in POINTS, divide by 10 to get pips)
Returns: The current candle's top wick size in POINTS
getBottomWickSize() Gets the current candle's bottom wick size (in POINTS, divide by 10 to get pips)
Returns: The current candle's bottom wick size in POINTS
getBodyPercent() Gets the current candle's body size as a percentage of its entire size including its wicks
Returns: The current candle's body size percentage
isHammer(float, bool) Checks if the current bar is a hammer candle based on the given parameters
Parameters:
float: _fib (default=0.382) The fib to base candle body on
bool: _colorMatch (default=false) Does the candle need to be green? (true/false)
Returns: A boolean - true if the current bar matches the requirements of a hammer candle
isStar(float, bool) Checks if the current bar is a shooting star candle based on the given parameters
Parameters:
float: _fib (default=0.382) The fib to base candle body on
bool: _colorMatch (default=false) Does the candle need to be red? (true/false)
Returns: A boolean - true if the current bar matches the requirements of a shooting star candle
isDoji(float, bool) Checks if the current bar is a doji candle based on the given parameters
Parameters:
float: _wickSize (default=2) The maximum top wick size compared to the bottom (and vice versa)
bool: _bodySize (default=0.05) The maximum body size as a percentage compared to the entire candle size
Returns: A boolean - true if the current bar matches the requirements of a doji candle
isBullishEC(float, float, bool) Checks if the current bar is a bullish engulfing candle
Parameters:
float: _allowance (default=0) How many POINTS to allow the open to be off by (useful for markets with micro gaps)
float: _rejectionWickSize (default=disabled) The maximum rejection wick size compared to the body as a percentage
bool: _engulfWick (default=false) Does the engulfing candle require the wick to be engulfed as well?
Returns: A boolean - true if the current bar matches the requirements of a bullish engulfing candle
isBearishEC(float, float, bool) Checks if the current bar is a bearish engulfing candle
Parameters:
float: _allowance (default=0) How many POINTS to allow the open to be off by (useful for markets with micro gaps)
float: _rejectionWickSize (default=disabled) The maximum rejection wick size compared to the body as a percentage
bool: _engulfWick (default=false) Does the engulfing candle require the wick to be engulfed as well?
Returns: A boolean - true if the current bar matches the requirements of a bearish engulfing candle
timeFilter(string, bool) Determines if the current price bar falls inside the specified session
Parameters:
string: _sess The session to check
bool: _useFilter (default=false) Whether or not to actually use this filter
Returns: A boolean - true if the current bar falls within the given time session
dateFilter(int, int) Determines if this bar's time falls within date filter range
Parameters:
int: _startTime The UNIX date timestamp to begin searching from
int: _endTime the UNIX date timestamp to stop searching from
Returns: A boolean - true if the current bar falls within the given dates
dayFilter(bool, bool, bool, bool, bool, bool, bool) Checks if the current bar's day is in the list of given days to analyze
Parameters:
bool: _monday Should the script analyze this day? (true/false)
bool: _tuesday Should the script analyze this day? (true/false)
bool: _wednesday Should the script analyze this day? (true/false)
bool: _thursday Should the script analyze this day? (true/false)
bool: _friday Should the script analyze this day? (true/false)
bool: _saturday Should the script analyze this day? (true/false)
bool: _sunday Should the script analyze this day? (true/false)
Returns: A boolean - true if the current bar's day is one of the given days
atrFilter(float, float) Checks the current bar's size against the given ATR and max size
Parameters:
float: _atr (default=ATR 14 period) The given ATR to check
float: _maxSize The maximum ATR multiplier of the current candle
Returns: A boolean - true if the current bar's size is less than or equal to _atr x _maxSize
fillCell(table, int, int, string, string, color, color) This updates the given table's cell with the given values
Parameters:
table: _table The table ID to update
int: _column The column to update
int: _row The row to update
string: _title The title of this cell
string: _value The value of this cell
color: _bgcolor The background color of this cell
color: _txtcolor The text color of this cell
Returns: A boolean - true if the current bar falls within the given dates
A collection of custom tools & utility functions commonly used with my scripts
getDecimals() Calculates how many decimals are on the quote price of the current market
Returns: The current decimal places on the market quote price
truncate(float, float) Truncates (cuts) excess decimal places
Parameters:
float: _number The number to truncate
float: _decimalPlaces (default=2) The number of decimal places to truncate to
Returns: The given _number truncated to the given _decimalPlaces
toWhole(float) Converts pips into whole numbers
Parameters:
float: _number The pip number to convert into a whole number
Returns: The converted number
toPips(float) Converts whole numbers back into pips
Parameters:
float: _number The whole number to convert into pips
Returns: The converted number
av_getPositionSize(float, float, float, float) Calculates OANDA forex position size for AutoView based on the given parameters
Parameters:
float: _balance The account balance to use
float: _risk The risk percentage amount (as a whole number - eg. 1 = 1% risk)
float: _stopPoints The stop loss distance in POINTS (not pips)
float: _conversionRate The conversion rate of our account balance currency
Returns: The calculated position size (in units - only compatible with OANDA)
getMA(int, string) Gets a Moving Average based on type
Parameters:
int: _length The MA period
string: _maType The type of MA
Returns: A moving average with the given parameters
getEAP(float) Performs EAP stop loss size calculation (eg. ATR >= 20.0 and ATR < 30, returns 20)
Parameters:
float: _atr The given ATR to base the EAP SL calculation on
Returns: The EAP SL converted ATR size
barsAboveMA(int, float) Counts how many candles are above the MA
Parameters:
int: _lookback The lookback period to look back over
float: _ma The moving average to check
Returns: The bar count of how many recent bars are above the MA
barsBelowMA(int, float) Counts how many candles are below the MA
Parameters:
int: _lookback The lookback period to look back over
float: _ma The moving average to reference
Returns: The bar count of how many recent bars are below the EMA
barsCrossedMA(int, float) Counts how many times the EMA was crossed recently
Parameters:
int: _lookback The lookback period to look back over
float: _ma The moving average to reference
Returns: The bar count of how many times price recently crossed the EMA
getPullbackBarCount(int, int) Counts how many green & red bars have printed recently (ie. pullback count)
Parameters:
int: _lookback The lookback period to look back over
int: _direction The color of the bar to count (1 = Green, -1 = Red)
Returns: The bar count of how many candles have retraced over the given lookback & direction
getBodySize() Gets the current candle's body size (in POINTS, divide by 10 to get pips)
Returns: The current candle's body size in POINTS
getTopWickSize() Gets the current candle's top wick size (in POINTS, divide by 10 to get pips)
Returns: The current candle's top wick size in POINTS
getBottomWickSize() Gets the current candle's bottom wick size (in POINTS, divide by 10 to get pips)
Returns: The current candle's bottom wick size in POINTS
getBodyPercent() Gets the current candle's body size as a percentage of its entire size including its wicks
Returns: The current candle's body size percentage
isHammer(float, bool) Checks if the current bar is a hammer candle based on the given parameters
Parameters:
float: _fib (default=0.382) The fib to base candle body on
bool: _colorMatch (default=false) Does the candle need to be green? (true/false)
Returns: A boolean - true if the current bar matches the requirements of a hammer candle
isStar(float, bool) Checks if the current bar is a shooting star candle based on the given parameters
Parameters:
float: _fib (default=0.382) The fib to base candle body on
bool: _colorMatch (default=false) Does the candle need to be red? (true/false)
Returns: A boolean - true if the current bar matches the requirements of a shooting star candle
isDoji(float, bool) Checks if the current bar is a doji candle based on the given parameters
Parameters:
float: _wickSize (default=2) The maximum top wick size compared to the bottom (and vice versa)
bool: _bodySize (default=0.05) The maximum body size as a percentage compared to the entire candle size
Returns: A boolean - true if the current bar matches the requirements of a doji candle
isBullishEC(float, float, bool) Checks if the current bar is a bullish engulfing candle
Parameters:
float: _allowance (default=0) How many POINTS to allow the open to be off by (useful for markets with micro gaps)
float: _rejectionWickSize (default=disabled) The maximum rejection wick size compared to the body as a percentage
bool: _engulfWick (default=false) Does the engulfing candle require the wick to be engulfed as well?
Returns: A boolean - true if the current bar matches the requirements of a bullish engulfing candle
isBearishEC(float, float, bool) Checks if the current bar is a bearish engulfing candle
Parameters:
float: _allowance (default=0) How many POINTS to allow the open to be off by (useful for markets with micro gaps)
float: _rejectionWickSize (default=disabled) The maximum rejection wick size compared to the body as a percentage
bool: _engulfWick (default=false) Does the engulfing candle require the wick to be engulfed as well?
Returns: A boolean - true if the current bar matches the requirements of a bearish engulfing candle
timeFilter(string, bool) Determines if the current price bar falls inside the specified session
Parameters:
string: _sess The session to check
bool: _useFilter (default=false) Whether or not to actually use this filter
Returns: A boolean - true if the current bar falls within the given time session
dateFilter(int, int) Determines if this bar's time falls within date filter range
Parameters:
int: _startTime The UNIX date timestamp to begin searching from
int: _endTime the UNIX date timestamp to stop searching from
Returns: A boolean - true if the current bar falls within the given dates
dayFilter(bool, bool, bool, bool, bool, bool, bool) Checks if the current bar's day is in the list of given days to analyze
Parameters:
bool: _monday Should the script analyze this day? (true/false)
bool: _tuesday Should the script analyze this day? (true/false)
bool: _wednesday Should the script analyze this day? (true/false)
bool: _thursday Should the script analyze this day? (true/false)
bool: _friday Should the script analyze this day? (true/false)
bool: _saturday Should the script analyze this day? (true/false)
bool: _sunday Should the script analyze this day? (true/false)
Returns: A boolean - true if the current bar's day is one of the given days
atrFilter(float, float) Checks the current bar's size against the given ATR and max size
Parameters:
float: _atr (default=ATR 14 period) The given ATR to check
float: _maxSize The maximum ATR multiplier of the current candle
Returns: A boolean - true if the current bar's size is less than or equal to _atr x _maxSize
fillCell(table, int, int, string, string, color, color) This updates the given table's cell with the given values
Parameters:
table: _table The table ID to update
int: _column The column to update
int: _row The row to update
string: _title The title of this cell
string: _value The value of this cell
color: _bgcolor The background color of this cell
color: _txtcolor The text color of this cell
Returns: A boolean - true if the current bar falls within the given dates
Pine library
In true TradingView spirit, the author has published this Pine code as an open-source library so that other Pine programmers from our community can reuse it. Cheers to the author! You may use this library privately or in other open-source publications, but reuse of this code in a publication is governed by House rules.
Disclaimer
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