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* @license Apache-2.0
*
* Copyright (c) 2018 The Stdlib Authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
'use strict';
// MODULES //
var isNodeREPL = require( '@stdlib/assert/is-node-repl' );
var isDefined = require( './accessors/is_defined.js' );
// MAIN //
/**
* Returns default options.
*
* @private
* @returns {Object} default options
*/
function defaults() {
var isREPL;
var o;
isREPL = isNodeREPL();
o = {};
// Boolean indicating whether to re-render on a change event:
o.autoRender = false;
// Boolean indicating whether to generate an updated view on a render event:
o.autoView = false;
// Data colors:
o.colors = 'category10';
// Plot description:
o.description = '';
// Plot engine:
o.engine = 'svg';
// Plot height:
o.height = 400; // px
// Accessor indicating whether a datum is defined:
o.isDefined = isDefined;
// Data labels:
o.labels = [];
// Data line opacity:
o.lineOpacity = 0.9; // [0,1]
// Data line style(s):
o.lineStyle = '-';
// Data line width(s):
o.lineWidth = 2; // px
// FIXME: padding props depend on orientation (may require using `null` to flag)
// Bottom padding:
o.paddingBottom = 80; // px
// Left padding:
o.paddingLeft = 90; // px
// Right padding:
o.paddingRight = 20; // px
// Top padding:
o.paddingTop = 80; // px
// Render format:
o.renderFormat = 'vdom';
// Data symbols:
o.symbols = 'none';
// Symbols opacity:
o.symbolsOpacity = 0.9; // [0,1]
// Symbols size:
o.symbolsSize = 6; // px
// Plot title:
o.title = '';
// Plot viewer:
if ( isREPL ) {
o.viewer = 'window';
} else {
o.viewer = 'none';
}
// Plot width:
o.width = 400; // px
// x-values:
o.x = [];
// x-axis orientation:
o.xAxisOrient = 'bottom';
// x-axis label:
o.xLabel = 'x';
// Maximum value of x-axis domain:
o.xMax = null;
// Minimum value of x-axis domain:
o.xMin = null;
// Number of x-axis tick marks:
o.xNumTicks = 5;
// Boolean indicating whether to render a rug plot along the x-axis:
o.xRug = false;
// x-axis rug orientation:
o.xRugOrient = 'bottom';
// x-axis rug opacity:
o.xRugOpacity = 0.1; // [0,1]
// x-axis rug tick (tassel) size:
o.xRugSize = 6; // px
// x-axis scale:
o.xScale = 'linear';
// x-axis tick format:
o.xTickFormat = null;
// y-values:
o.y = [];
// y-axis orientation:
o.yAxisOrient = 'left';
// y-axis label:
o.yLabel = 'y';
// Maximum value of y-axis domain:
o.yMax = null;
// Minimum value of y-axis domain:
o.yMin = null;
// Number of y-axis tick marks:
o.yNumTicks = 5;
// Boolean indicating whether to render a rug plot along the y-axis:
o.yRug = false;
// y-axis rug orientation:
o.yRugOrient = 'left';
// y-axis rug opacity:
o.yRugOpacity = 0.1; // [0,1]
// y-axis rug tick (tassel) size:
o.yRugSize = 6; // px
// y-axis scale:
o.yScale = 'linear';
// y-axis tick format:
o.yTickFormat = null;
return o;
}
// EXPORTS //
module.exports = defaults;
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