avlmap/src/components/slider/slider-bar-handle.jsx

Avail Map by Avail Labs

// import document from 'global/document';
import React, {Component} from 'react';
import PropTypes from 'prop-types';
import classnames from 'classnames';
import styled from 'styled-components';
import SliderFilter from "../layerControl/slider-filter.js";

const StyledSlider = styled.div`
  position: relative;
  background-color: ${props =>
    props.active
      ? props.theme.sliderBarHoverColor
      : props.theme.sliderBarColor};
  height: ${props => props.theme.sliderBarHeight};
  border-radius: ${props => props.theme.sliderBarRadius};

  :hover {
    cursor: pointer;
  }
`;
/**
 *
 * props:
 *  width : default 23
 *  height : default 23
 *  left
 *  onMove
 *  sliderBarListener
 */
export default class SliderHandle extends Component {

  constructor(props) {
    super(props);
    this.state = {mouseOver: false};
  }

  handleMouseDown = () => {
    document.addEventListener('mouseup', this.mouseup);
    document.addEventListener('mousemove', this.mousemove);
    this.setState({mouseOver: true});
  };

  mouseup = () => {
    document.removeEventListener('mouseup', this.mouseup);
    document.removeEventListener('mousemove', this.mousemove);
    this.setState({mouseOver: false});
  };

  mousemove = e => {
    e.preventDefault();
    this.props.sliderBarListener(e.movementX);
  };

  handleTouchStart = e => {
    document.addEventListener('touchend', this.touchend);
    document.addEventListener('touchmove', this.touchmove);
    this.prevX = e.touches[0].clientX;
    this.setState({mouseOver: true});
  };

  touchmove = e => {
    const deltaX = e.touches[0].clientX - this.prevX;
    this.prevX = e.touches[0].clientX;
    this.props.sliderBarListener(deltaX);
  };

  touchend = () => {
    document.removeEventListener('touchend', this.touchend);
    document.removeEventListener('touchmove', this.touchmove);
    this.setState({mouseOver: false});
  };

  render() {
    return (
      <StyledSlider
        active={this.state.mouseOver}
        className={classnames('kg-range-slider__bar', {
          'kg-range-slider__bar--active': this.state.mouseOver
        })}
        style={{
          width: `${this.props.width}%`,
          left: `${this.props.v0Left}%`
        }}
        onMouseDown={this.props.enableBarDrag && this.handleMouseDown}
        onTouchStart={this.props.enableBarDrag && this.handleTouchStart}
      />
    );
  }
};

SliderHandle.propTypes = {
  width: PropTypes.number,
  left: PropTypes.string,
  sliderBarListener: PropTypes.func,
  enableBarDrag: PropTypes.bool
};

SliderHandle.defaultProps = {
  sliderBarListener: function sliderBarListenerTn() {},
  enableBarDrag: false
};

SliderHandle.prevX = 0;