react-captcha-generator/README.md

react captcha generator

# react captcha generator
Component for captcha generation.

## Using
### Import to file
```js
import RCG from 'react-captcha-generator';
...
```
### Add to сode
```js
...
  <RCG
    result={this.result} // Callback function with code
  />
...
  result(text){
    console.log('code --->',text)
  }
...
```

## Example:
```js
import React, { Component } from 'react';
import './App.css';
import RCG from 'react-captcha-generator';

class App extends Component {

  constructor(props) {
    super(props)
    this.state = {
      captcha: ''
    }
    this.check = this.check.bind(this)
    this.result = this.result.bind(this)
    this.handleClick = this.handleClick.bind(this)
  }

  render() {
    return (
      <div className="App">
        <form onSubmit={this.handleClick}>
          <input type='text' className={'xxx'} ref={ref => this.captchaEnter = ref} />
          <input type='submit' />
        </form>
        <RCG result={this.result} />
      </div>
    );
  }

  handleClick(e) {
    e.preventDefault();
    this.check()
  }

  result(text) {
    this.setState({
      captcha: text
    })
  }
  
  check() {
    console.log(this.state.captcha, this.captchaEnter.value, this.state.captcha === this.captchaEnter.value)
  }

}

export default App;
```