scratch-paint/src/containers/stroke-width-indicator.jsx

import {connect} from 'react-redux';
import {changeStrokeWidth} from '../reducers/stroke-width';
import StrokeWidthIndicatorComponent from '../components/stroke-width-indicator.jsx';

const mapStateToProps = state => ({
    strokeWidth: state.scratchPaint.color.strokeWidth
});
const mapDispatchToProps = dispatch => ({
    onChangeStrokeWidth: strokeWidth => {
        dispatch(changeStrokeWidth(strokeWidth));
    }
});

export default connect(
    mapStateToProps,
    mapDispatchToProps
)(StrokeWidthIndicatorComponent);