Library "LabelHelper" Utility for managing active labels on the chart.
add(level, txt, labelColor, textColor) For displaying a lable at the last bar. Parameters: level: The value to display the label at. txt: The text to show on the label. labelColor: The color of the label. textColor: The text color of the label. Returns: The label being managed.
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v2 comment fixes
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v3 Added tooltip option.
Updated: add(level, txt, labelColor, textColor, tooltip) For displaying a label at the last bar. Parameters: level: The value to display the label at. txt: The text to show on the label. labelColor: The color of the label. textColor: The text color of the label. tooltip: The optional tooltip of the label. Returns: The label being managed.
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v4 fixed issue with empty tootip
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v5 Avoiding na value for tooltip.
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v6 Added allowance for a bar offset.
Updated: add(level, txt, labelColor, textColor, offset, tooltip) For displaying a label at the last bar. Parameters: level: The value to display the label at. txt: The text to show on the label. labelColor: The color of the label. textColor: The text color of the label. offset: A positive value will push label to the right and a negative to the left. tooltip: The optional tooltip of the label. Returns: The label being managed.
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v7 Much improved API with higher reliability and flexibility.
Added: refreshXPos(lbl, offset) Refreshes the x position of label. Parameters: lbl: The label to update. offset: A positive value will push label one bar to the right and a negative value to the left. Returns: The time value that was used.
create(level, txt, labelColor, textColor, size, textAlign, offset, tooltip) For creating a label at the last bar. Parameters: level: The value to display the label at. txt: The text to show on the label. labelColor: The background color of the label. textColor: The text color of the label. size: The size of the text. Default is large. textAlign: The alignment of the text. Default is left. offset: A positive value will push label to the right and a negative to the left. tooltip: The optional tooltip of the label. Returns: The label that was created.
Updated: add(level, txt, labelColor, textColor, size, textAlign, offset, tooltip) For displaying a label at the last bar. Parameters: level: The value to display the label at. txt: The text to show on the label. labelColor: The background color of the label. textColor: The text color of the label. size: The size of the text. Default is large. textAlign: The alignment of the text. Default is left. offset: A positive value will push label to the right and a negative to the left. tooltip: The optional tooltip of the label. Returns: The label being managed.
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v8 Deprecated .add(…) in favor of .manage(…): allows for tracking reference to a label outside the function. .add(…) could leave a hanging label especially when values changed.
Added: manage(src, txt, labelColor, textColor, size, textAlign, offset, tooltip) For displaying a label at the last bar. Parameters: src: The existing label to manage. txt: The text to show on the label. labelColor: The background color of the label. textColor: The text color of the label. size: The size of the text. Default is large. textAlign: The alignment of the text. Default is left. offset: A positive value will push label to the right and a negative to the left. tooltip: The optional tooltip of the label. Returns: The active label (or 'na' if no text was provided).