Wedge.js — react Source File

Source Code

/**
 * Copyright (c) Meta Platforms, Inc. and affiliates.
 *
 * This source code is licensed under the MIT license found in the
 * LICENSE file in the root directory of this source tree.
 * @typechecks
 *
 * Example usage:
 * <Wedge
 *   outerRadius={50}
 *   startAngle={0}
 *   endAngle={360}
 *   fill="blue"
 * />
 *
 * Additional optional property:
 *   (Int) innerRadius
 *
 */

'use strict';

var assign = Object.assign;
var React = require('react');
var ReactART = require('react-art');

var createReactClass = require('create-react-class');

var Shape = ReactART.Shape;
var Path = ReactART.Path;

/**
 * Wedge is a React component for drawing circles, wedges and arcs. Like other
 * ReactART components, it must be used in a <Surface>.
 */
var Wedge = createReactClass({
  displayName: 'Wedge',

  circleRadians: Math.PI * 2,

  radiansPerDegree: Math.PI / 180,

  /**
   * _degreesToRadians(degrees)
   *
   * Helper function to convert degrees to radians
   *
   * @param {number} degrees
   * @return {number}
   */
  _degreesToRadians: function _degreesToRadians(degrees) {
    if (degrees !== 0 && degrees % 360 === 0) {
      // 360, 720, etc.
      return this.circleRadians;
    } else {
      return (degrees * this.radiansPerDegree) % this.circleRadians;
    }
  },

  /**
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