PINE LIBRARY
SnowdexUtils
Library "SnowdexUtils"
the various function that often use when create a strategy trading.
f_backtesting_date(train_start_date, train_end_date, test_date, deploy_date)
Backtesting within a specific window based on deployment and testing dates.
Parameters:
train_start_date (int): the start date for training the strategy.
train_end_date (int): the end date for training the strategy.
test_date (bool): if true, backtests within the period from `train_end_date` to the current time.
deploy_date (bool): if true, the strategy backtests up to the current time.
Returns: given time falls within the specified window for backtesting.
f_init_ma(ma_type, source, length)
Initializes a moving average based on the specified type.
Parameters:
ma_type (simple string): the type of moving average (e.g., "RMA", "EMA", "SMA", "WMA").
source (float): the input series for the moving average calculation.
length (simple int): the length of the moving average window.
Returns: the calculated moving average value.
f_init_tp(side, entry_price, rr, sl_open_position)
Calculates the target profit based on entry price, risk-reward ratio, and stop loss. The formula is `tp = entry price + (rr * (entry price - stop loss))`.
Parameters:
side (bool): the trading side (true for long, false for short).
entry_price (float): the entry price of the position.
rr (float): the risk-reward ratio.
sl_open_position (float): the stop loss price for the open position.
Returns: the calculated target profit value.
f_round_up(number, decimals)
Rounds up a number to a specified number of decimals.
Parameters:
number (float)
decimals (int)
Returns: The rounded-up number.
f_get_pip_size()
Calculates the pip size for the current instrument.
Returns: Pip size adjusted for Forex instruments or 1 for others.
f_table_get_position(value)
Maps a string to a table position constant.
Parameters:
value (string): String representing the desired position (e.g., "Top Right").
Returns: The corresponding position constant or `na` for invalid values.
the various function that often use when create a strategy trading.
f_backtesting_date(train_start_date, train_end_date, test_date, deploy_date)
Backtesting within a specific window based on deployment and testing dates.
Parameters:
train_start_date (int): the start date for training the strategy.
train_end_date (int): the end date for training the strategy.
test_date (bool): if true, backtests within the period from `train_end_date` to the current time.
deploy_date (bool): if true, the strategy backtests up to the current time.
Returns: given time falls within the specified window for backtesting.
f_init_ma(ma_type, source, length)
Initializes a moving average based on the specified type.
Parameters:
ma_type (simple string): the type of moving average (e.g., "RMA", "EMA", "SMA", "WMA").
source (float): the input series for the moving average calculation.
length (simple int): the length of the moving average window.
Returns: the calculated moving average value.
f_init_tp(side, entry_price, rr, sl_open_position)
Calculates the target profit based on entry price, risk-reward ratio, and stop loss. The formula is `tp = entry price + (rr * (entry price - stop loss))`.
Parameters:
side (bool): the trading side (true for long, false for short).
entry_price (float): the entry price of the position.
rr (float): the risk-reward ratio.
sl_open_position (float): the stop loss price for the open position.
Returns: the calculated target profit value.
f_round_up(number, decimals)
Rounds up a number to a specified number of decimals.
Parameters:
number (float)
decimals (int)
Returns: The rounded-up number.
f_get_pip_size()
Calculates the pip size for the current instrument.
Returns: Pip size adjusted for Forex instruments or 1 for others.
f_table_get_position(value)
Maps a string to a table position constant.
Parameters:
value (string): String representing the desired position (e.g., "Top Right").
Returns: The corresponding position constant or `na` for invalid values.
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