rc-slider/lib/Steps.js

slider ui component for react

'use strict';

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

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

var _defineProperty3 = _interopRequireDefault(_defineProperty2);

var _react = require('react');

var _react2 = _interopRequireDefault(_react);

var _classnames = require('classnames');

var _classnames2 = _interopRequireDefault(_classnames);

var _warning = require('warning');

var _warning2 = _interopRequireDefault(_warning);

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

function calcPoints(vertical, marks, dots, step, min, max) {
  (0, _warning2["default"])(dots ? step > 0 : true, '`Slider[step]` should be a positive number in order to make Slider[dots] work.');
  var points = Object.keys(marks).map(parseFloat);
  if (dots) {
    for (var i = min; i <= max; i = i + step) {
      if (points.indexOf(i) >= 0) continue;
      points.push(i);
    }
  }
  return points;
}

var Steps = function Steps(_ref) {
  var prefixCls = _ref.prefixCls,
      vertical = _ref.vertical,
      marks = _ref.marks,
      dots = _ref.dots,
      step = _ref.step,
      included = _ref.included,
      lowerBound = _ref.lowerBound,
      upperBound = _ref.upperBound,
      max = _ref.max,
      min = _ref.min;

  var range = max - min;
  var elements = calcPoints(vertical, marks, dots, step, min, max).map(function (point) {
    var _classNames;

    var offset = Math.abs(point - min) / range * 100 + '%';
    var style = vertical ? { bottom: offset } : { left: offset };

    var isActived = !included && point === upperBound || included && point <= upperBound && point >= lowerBound;
    var pointClassName = (0, _classnames2["default"])((_classNames = {}, (0, _defineProperty3["default"])(_classNames, prefixCls + '-dot', true), (0, _defineProperty3["default"])(_classNames, prefixCls + '-dot-active', isActived), _classNames));

    return _react2["default"].createElement('span', { className: pointClassName, style: style, key: point });
  });

  return _react2["default"].createElement(
    'div',
    { className: prefixCls + '-step' },
    elements
  );
};

exports["default"] = Steps;
module.exports = exports['default'];