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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 logger = require( 'debug' );
var isNumber = require( '@stdlib/assert/is-number' ).isPrimitive;
var isNumberArray = require( '@stdlib/assert/is-number-array' ).primitives;
var format = require( '@stdlib/string/format' );
// VARIABLES //
var debug = logger( 'plot:set:x-rug-opacity' );
// MAIN //
/**
* Sets the x-axis rug opacity.
*
* @private
* @param {(number|NumberArray)} v - opacity
* @throws {TypeError} must be a number or number array
* @throws {RangeError} must be a number on the interval `[0,1]`
*/
function set( v ) {
/* eslint-disable no-invalid-this */
var isNum = isNumber( v );
var i;
if ( !isNum && !isNumberArray( v ) ) {
throw new TypeError( format( 'invalid assignment. `%s` must be a number or an array of numbers. Value: `%s`.', 'xRugOpacity', v ) );
}
if ( isNum ) {
v = [ v ];
} else {
v = v.slice();
}
for ( i = 0; i < v.length; i++ ) {
if ( v[ i ] < 0.0 || v[ i ] > 1.0 ) {
throw new RangeError( format( 'invalid assignment. A `%s` must be a number on the interval: [0, 1]. Value: `%f`.', 'xRugOpacity', v[i] ) );
}
}
debug( 'Current value: %s.', JSON.stringify( this._xRugOpacity ) );
this._xRugOpacity = v;
debug( 'New Value: %s.', JSON.stringify( this._xRugOpacity ) );
this.emit( 'change' );
}
// EXPORTS //
module.exports = set;
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