class App extends React.Component {
    constructor() {
        super();
        this.state = {
            count: 33,
            gramm: 0.15
        };
        this.handleChangeCount = this.handleChangeCount.bind(this);
        this.handleChangeGramm = this.handleChangeGramm.bind(this);
    }
 
    handleChangeCount(value) {
        this.setState({count: value});
    }
 
    handleChangeGramm(value) {
        this.setState({gramm: value});
    }
 
    render() {
        return (
            <div
                style={{
                    fontSize: '500%',
                    fontFamily: 'monospace'
                }}
                >
                <div>
                    <label>
                        <small>{'Count: '}</small>
                        <DecInc
                            className="dec-inc_theme_example"
                            value={this.state.count}
                            max={33}
                            min={0}
                            onChange={this.handleChangeCount}
                            />
                    </label>
                </div>
                <div>
                    <label>
                        <small>{'Gramm: '}</small>
                        <DecInc
                            className="dec-inc_theme_example"
                            value={this.state.gramm}
                            min={0}
                            step={0.001}
                            onChange={this.handleChangeGramm}
                            />
                    </label>
                </div>
            </div>
        );
    }
}
 
ReactDOM.render(<App/>, document.getElementById('app'));

DecInc.propTypes = {
    value: React.PropTypes.number,
    min: React.PropTypes.number,
    max: React.PropTypes.number,
    step: React.PropTypes.number,
    disabled: React.PropTypes.bool,
    className: React.PropTypes.string,
    onChange: React.PropTypes.func
};
DecInc.defaultProps = {
    step: 1,
    disabled: false
};