rc-slider/lib/common/Marks.js

Slider UI component for React

'use strict';

Object.defineProperty(exports, "__esModule", {
  value: true
});

var _extends2 = require('babel-runtime/helpers/extends');

var _extends3 = _interopRequireDefault(_extends2);

var _defineProperty2 = require('babel-runtime/helpers/defineProperty');

var _defineProperty3 = _interopRequireDefault(_defineProperty2);

var _react = require('react');

var _react2 = _interopRequireDefault(_react);

var _propTypes = require('prop-types');

var _propTypes2 = _interopRequireDefault(_propTypes);

var _classnames = require('classnames');

var _classnames2 = _interopRequireDefault(_classnames);

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { 'default': obj }; }

var Marks = function Marks(_ref) {
  var className = _ref.className,
      vertical = _ref.vertical,
      marks = _ref.marks,
      included = _ref.included,
      upperBound = _ref.upperBound,
      lowerBound = _ref.lowerBound,
      max = _ref.max,
      min = _ref.min,
      onClickLabel = _ref.onClickLabel;

  var marksKeys = Object.keys(marks);
  var marksCount = marksKeys.length;
  var unit = marksCount > 1 ? 100 / (marksCount - 1) : 100;
  var markWidth = unit * 0.9;

  var range = max - min;
  var elements = marksKeys.map(parseFloat).sort(function (a, b) {
    return a - b;
  }).map(function (point) {
    var _classNames;

    var markPoint = marks[point];
    var markPointIsObject = typeof markPoint === 'object' && !_react2['default'].isValidElement(markPoint);
    var markLabel = markPointIsObject ? markPoint.label : markPoint;
    if (!markLabel && markLabel !== 0) {
      return null;
    }

    var isActive = !included && point === upperBound || included && point <= upperBound && point >= lowerBound;
    var markClassName = (0, _classnames2['default'])((_classNames = {}, (0, _defineProperty3['default'])(_classNames, className + '-text', true), (0, _defineProperty3['default'])(_classNames, className + '-text-active', isActive), _classNames));

    var bottomStyle = {
      marginBottom: '-50%',
      bottom: (point - min) / range * 100 + '%'
    };

    var leftStyle = {
      width: markWidth + '%',
      marginLeft: -markWidth / 2 + '%',
      left: (point - min) / range * 100 + '%'
    };

    var style = vertical ? bottomStyle : leftStyle;
    var markStyle = markPointIsObject ? (0, _extends3['default'])({}, style, markPoint.style) : style;
    return _react2['default'].createElement(
      'span',
      {
        className: markClassName,
        style: markStyle,
        key: point,
        onMouseDown: function onMouseDown(e) {
          return onClickLabel(e, point);
        },
        onTouchStart: function onTouchStart(e) {
          return onClickLabel(e, point);
        }
      },
      markLabel
    );
  });

  return _react2['default'].createElement(
    'div',
    { className: className },
    elements
  );
};

Marks.propTypes = {
  className: _propTypes2['default'].string,
  vertical: _propTypes2['default'].bool,
  marks: _propTypes2['default'].object,
  included: _propTypes2['default'].bool,
  upperBound: _propTypes2['default'].number,
  lowerBound: _propTypes2['default'].number,
  max: _propTypes2['default'].number,
  min: _propTypes2['default'].number,
  onClickLabel: _propTypes2['default'].func
};

exports['default'] = Marks;
module.exports = exports['default'];