Function getCurrentScopeLowerZoomBound

  • getCurrentScopeLowerZoomBound(
        zoom: number,
        scopeExpThreshold: number,
        mainMeasure: SupportedMeasures,
    ): number

    Gets the lower bound of the zoom range for the current scope. Derived from the scope's upper exponent bound.

    Parameters

    • zoom: number

      The current raw zoom level.

    • scopeExpThreshold: number

      The exponent difference threshold for main scope influence.

    • mainMeasure: SupportedMeasures

      The designated main measure.

    Returns number

    The minimum raw zoom value that falls within the current scope.

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