TrendLines + Calendar Levels

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Introduction:
This is a powerful charting tool designed to help traders and analysts visualize key support and resistance levels alongside trendlines across multiple timeframes. The indicator automatically identifies trendlines based on recent price action and plots critical highs from multiple periods, including last week, last month, last year, the 52-week high, and all-time high.

Key Features:

Dynamic Trendlines:

Automatically draws rising support and falling resistance trendlines based on user-defined short and long lookback periods.


Multi-Timeframe High Levels:

Last Week High: Plots the high of the most recently completed week.

Last Month High: Plots the high of the most recently completed calendar month.

Last Year High: Plots the high of the previous calendar year.

52-Week High: Tracks the highest price over the past 52 weeks.

All-Time High (ATH): Highlights the all-time historical high for the symbol.

Customizable Appearance:

Independent control for each level: show/hide, label visibility, line color, style (solid, dashed, dotted), and width.

Trendline colors are adjustable to highlight support (green) and resistance (red).


Ease of Use:

Simple input options for lookback periods and visual preferences.

Ideal for trend analysis, breakout detection, and historical level reference.


Inputs & Customization:

Short Period and Long Period for trendline calculation.

Show/hide options for last week, month, year, 52-week, and all-time highs.

Label toggle for all levels.

Color, line style (solid/dashed/dotted), and width for each level.

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Notes de version

Trendlines are now configurable