Function preFetchFromExtra

src/chart/custom/CustomView.ts:883–891

(extra: ZRStyleProps, itemStyle: ItemStyleProps)

    }

    function preFetchFromExtra(extra: ZRStyleProps, itemStyle: ItemStyleProps): void {
        // A trick to retrieve those props firstly, which are used to
        // apply auto inside fill/stroke in `convertToEC4StyleForCustomSerise`.
        // (It's not reasonable but only for a degree of compat)
        if (extra) {
            (extra as any).textFill && ((itemStyle as any).textFill = (extra as any).textFill);
            (extra as any).textPosition && ((itemStyle as any).textPosition = (extra as any).textPosition);
        }
    }

    /**
     * @public