Function createScaleByModel

src/coord/axisHelper.ts:82–133

(
    model:
        Model<
            // Expect `Pick<AxisBaseOptionCommon, 'type'>`,
            // but be lenient for user's invalid input.
            {type?: string}
            & Pick<LogAxisBaseOption, 'logBase'>
            & Pick<AxisBaseOptionCommon, 'breaks'>
        >
        & Partial<Pick<
            AxisModelExtendedInCreator,
            'getOrdinalMeta' | 'getCategories'
        >>,
    type: OptionAxisType,
    coordSysSupportAxisBreaks: boolean,
)

}

export function createScaleByModel(
    model:
        Model<
            // Expect `Pick<AxisBaseOptionCommon, 'type'>`,
            // but be lenient for user's invalid input.
            {type?: string}
            & Pick<LogAxisBaseOption, 'logBase'>
            & Pick<AxisBaseOptionCommon, 'breaks'>
        >
        & Partial<Pick<
            AxisModelExtendedInCreator,
            'getOrdinalMeta' | 'getCategories'
        >>,
    type: OptionAxisType,
    coordSysSupportAxisBreaks: boolean,
): Scale {

    const breakHelper = getScaleBreakHelper();
    let breakOption;
    if (breakHelper) {
        breakOption = retrieveAxisBreaksOption(model, type, coordSysSupportAxisBreaks);
    }

    switch (type) {
        case 'category':
            return new OrdinalScale({
                ordinalMeta: model.getOrdinalMeta
                    ? model.getOrdinalMeta()
                    : model.getCategories(),
                extent: initExtentForUnion(),
            });
        case 'time':
            return new TimeScale({
                locale: model.ecModel.getLocaleModel(),
                useUTC: model.ecModel.get('useUTC'),
                breakOption,
            });
        case 'log':
            // See also #3749
            return new LogScale({
                logBase: model.get('logBase'),
                breakOption,
            });
        case 'value':
            return new IntervalScale({
                breakOption
            });
        default:
            // case others.
            return new (Scale.getClass(type) || IntervalScale)({});
    }
}

/**
 * Check if the axis cross a specific value.