/**
* Copyright (c) 2017 ~ present NAVER Corp.
* billboard.js project is licensed under the MIT license
*/
/**
* spline config options
*/
export default {
/**
* Set spline options
* - **Available interpolation type values:**
* - basis (d3.curveBasis)
* - basis-closed (d3.curveBasisClosed)
* - basis-open (d3.curveBasisOpen)
* - bundle (d3.curveBundle)
* - cardinal (d3.curveCardinal)
* - cardinal-closed (d3.curveCardinalClosed)
* - cardinal-open (d3.curveCardinalOpen)
* - catmull-rom (d3.curveCatmullRom)
* - catmull-rom-closed (d3.curveCatmullRomClosed)
* - catmull-rom-open (d3.curveCatmullRomOpen)
* - monotone-x (d3.curveMonotoneX)
* - monotone-y (d3.curveMonotoneY)
* - natural (d3.curveNatural)
* - linear-closed (d3.curveLinearClosed)
* - linear (d3.curveLinear)
* - step (d3.curveStep)
* - step-after (d3.curveStepAfter)
* - step-before (d3.curveStepBefore)
* @name spline
* @memberof Options
* @type {object}
* @property {object} spline Spline object
* @property {object} spline.interpolation Spline interpolation object
* @property {string} [spline.interpolation.type="cardinal"] Interpolation type
* @see [Interpolation (d3 v4)](http://bl.ocks.org/emmasaunders/c25a147970def2b02d8c7c2719dc7502)
* @example
* spline: {
* interpolation: {
* type: "cardinal"
* }
* }
*/
spline_interpolation_type: "cardinal"
};