Function getTicksBreakOutwardTransform

src/scale/breakImpl.ts:679–713

(
    scale: ScaleMapper,
    tick: ScaleTick,
    outermostBreaks: ParsedAxisBreakList,
    lookup: ValueTransformLookupOpt['lookup']
)

}

function getTicksBreakOutwardTransform(
    scale: ScaleMapper,
    tick: ScaleTick,
    outermostBreaks: ParsedAxisBreakList,
    lookup: ValueTransformLookupOpt['lookup']
): {
    tickVal: number;
    vBreak: VisualAxisBreak | NullUndefined;
    // Return: If no break, return null/undefined.
} | NullUndefined {

    if (!tick.break) {
        return;
    }

    const brk = tick.break.parsedBreak;
    const originalBrkItem = find(outermostBreaks, brk => identifyAxisBreak(
        brk.breakOption, tick.break.parsedBreak.breakOption
    ));
    // NOTE: `tick.break` may have been clamped by scale extent.
    const opt: ScaleMapperTransformOutOpt = {lookup, depth: SCALE_MAPPER_DEPTH_OUT_OF_BREAK};
    const vmin = scale.transformOut(brk.vmin, opt);
    const vmax = scale.transformOut(brk.vmax, opt);
    const parsedBreak = {
        vmin,
        vmax,
        breakOption: brk.breakOption, // It is not changed by extent clamping.
        gapParsed: clone(originalBrkItem.gapParsed),
        gapReal: brk.gapReal,
    };
    return {
        tickVal: parsedBreak[tick.break.type],
        vBreak: {type: tick.break.type, parsedBreak},
    };
}

function parseAxisBreakOptionInwardTransform(
    breakOptionList: AxisBreakOption[] | NullUndefined,