Method _showOrMove

src/component/tooltip/TooltipView.ts:517–531

(
        tooltipModel: Model<TooltipOption>,
        cb: () => void
    )

    }

    private _showOrMove(
        tooltipModel: Model<TooltipOption>,
        cb: () => void
    ) {
        // showDelay is used in this case: tooltip.enterable is set
        // as true. User intent to move mouse into tooltip and click
        // something. `showDelay` makes it easier to enter the content
        // but tooltip do not move immediately.
        const delay = tooltipModel.get('showDelay');
        cb = bind(cb, this);
        clearTimeout(this._showTimout);
        delay > 0
            ? (this._showTimout = setTimeout(cb, delay) as any)
            : cb();
    }

    private _showAxisTooltip(
        dataByCoordSys: DataByCoordSys[],