content: import React from 'react';
  import PropTypes from 'prop-types';
  import classNames from 'classnames';
  import { componentPropType } from '@material-ui/utils';
  import withStyles from '../styles/withStyles';
  import { capitalize } from '../utils/helpers';
  
  export const styles = theme => ({
    /* Styles applied to the root element. */
    root: {
      userSelect: 'none',
      width: '1em',
      height: '1em',
      display: 'inline-block',
      fill: 'currentColor',
      flexShrink: 0,
      fontSize: 24,
      transition: theme.transitions.create('fill', {
        duration: theme.transitions.duration.shorter,
      }),
    },
    /* Styles applied to the root element if `color="primary"`. */
    colorPrimary: {
      color: theme.palette.primary.main,
    },
    /* Styles applied to the root element if `color="secondary"`. */
    colorSecondary: {
      color: theme.palette.secondary.main,
    },
    /* Styles applied to the root element if `color="action"`. */
    colorAction: {
      color: theme.palette.action.active,
    },
    /* Styles applied to the root element if `color="error"`. */
    colorError: {
      color: theme.palette.error.main,
    },
    /* Styles applied to the root element if `color="disabled"`. */
    colorDisabled: {
      color: theme.palette.action.disabled,
    },
    /* Styles applied to the root element if `fontSize="inherit"`. */
    fontSizeInherit: {
      fontSize: 'inherit',
    },
    /* Styles applied to the root element if `fontSize="small"`. */
    fontSizeSmall: {
      fontSize: 20,
    },
    /* Styles applied to the root element if `fontSize="large"`. */
    fontSizeLarge: {
      fontSize: 35,
    },
  });
  
  function SvgIcon(props) {
    const {
      children,
      classes,
      className,
      color,
      component: Component,
      fontSize,
      nativeColor,
      titleAccess,
      viewBox,
      ...other
    } = props;
  
    return (
      <Component
        className={classNames(
          classes.root,
          {
            [classes[`color${capitalize(color)}`]]: color !== 'inherit',
            [classes[`fontSize${capitalize(fontSize)}`]]: fontSize !== 'default',
          },
          className,
        )}
        focusable="false"
        viewBox={viewBox}
        color={nativeColor}
        aria-hidden={titleAccess ? 'false' : 'true'}
        role={titleAccess ? 'img' : 'presentation'}
        {...other}
      >
        {children}
        {titleAccess ? <title>{titleAccess}</title> : null}
      </Component>
    );
  }
  
  SvgIcon.propTypes = {
    /**
     * Node passed into the SVG element.
     */
    children: PropTypes.node.isRequired,
    /**
     * Override or extend the styles applied to the component.
     * See [CSS API](#css-api) below for more details.
     */
    classes: PropTypes.object.isRequired,
    /**
     * @ignore
     */
    className: PropTypes.string,
    /**
     * The color of the component. It supports those theme colors that make sense for this component.
     * You can use the `nativeColor` property to apply a color attribute to the SVG element.
     */
    color: PropTypes.oneOf(['inherit', 'primary', 'secondary', 'action', 'error', 'disabled']),
    /**
     * The component used for the root node.
     * Either a string to use a DOM element or a component.
     */
    component: componentPropType,
    /**
     * The fontSize applied to the icon. Defaults to 24px, but can be configure to inherit font size.
     */
    fontSize: PropTypes.oneOf(['inherit', 'default', 'small', 'large']),
    /**
     * Applies a color attribute to the SVG element.
     */
    nativeColor: PropTypes.string,
    /**
     * The shape-rendering attribute. The behavior of the different options is described on the
     * [MDN Web Docs](https://developer.mozilla.org/en-US/docs/Web/SVG/Attribute/shape-rendering).
     * If you are having issues with blurry icons you should investigate this property.
     */
    shapeRendering: PropTypes.string,
    /**
     * Provides a human-readable title for the element that contains it.
     * https://www.w3.org/TR/SVG-access/#Equivalent
     */
    titleAccess: PropTypes.string,
    /**
     * Allows you to redefine what the coordinates without units mean inside an SVG element.
     * For example, if the SVG element is 500 (width) by 200 (height),
     * and you pass viewBox="0 0 50 20",
     * this means that the coordinates inside the SVG will go from the top left corner (0,0)
     * to bottom right (50,20) and each unit will be worth 10px.
     */
    viewBox: PropTypes.string,
  };
  
  SvgIcon.defaultProps = {
    color: 'inherit',
    component: 'svg',
    fontSize: 'default',
    viewBox: '0 0 24 24',
  };
  
  SvgIcon.muiName = 'SvgIcon';
  
  export default withStyles(styles, { name: 'MuiSvgIcon' })(SvgIcon);
  