Method stackLayout

src/base/stack-mixin.js:260–266

* Gets or sets the stack layout algorithm, which computes a baseline for each stack and * propagates it to the next. * @see https://github.com/d3/d3-3.x-api-reference/blob/master/Stack-Layout.md d3.stackD3v3 * @param {Function} [_stack=d3.stackD3v3] * @returns {Function|S

(_stack)

     * @returns {Function|StackMixin}
     */
    stackLayout (_stack) {
        if (!arguments.length) {
            return this._stackLayout;
        }
        this._stackLayout = _stack;
        return this;
    }

    /**
     * Since dc.js 2.0, there has been {@link https://github.com/dc-js/dc.js/issues/949 an issue}