material-ui/TimePicker/ClockPointer.js

React Components that Implement Google's Material Design.

'use strict';

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

var _getPrototypeOf = require('babel-runtime/core-js/object/get-prototype-of');

var _getPrototypeOf2 = _interopRequireDefault(_getPrototypeOf);

var _classCallCheck2 = require('babel-runtime/helpers/classCallCheck');

var _classCallCheck3 = _interopRequireDefault(_classCallCheck2);

var _createClass2 = require('babel-runtime/helpers/createClass');

var _createClass3 = _interopRequireDefault(_createClass2);

var _possibleConstructorReturn2 = require('babel-runtime/helpers/possibleConstructorReturn');

var _possibleConstructorReturn3 = _interopRequireDefault(_possibleConstructorReturn2);

var _inherits2 = require('babel-runtime/helpers/inherits');

var _inherits3 = _interopRequireDefault(_inherits2);

var _react = require('react');

var _react2 = _interopRequireDefault(_react);

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

var _propTypes2 = _interopRequireDefault(_propTypes);

var _timeUtils = require('./timeUtils');

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

function calcAngle(value, base) {
  value %= base;
  var angle = 360 / base * value;
  return angle;
}

function getStyles(props, context, state) {
  var hasSelected = props.hasSelected,
      type = props.type,
      value = props.value;
  var inner = state.inner;
  var timePicker = context.muiTheme.timePicker;

  var angle = type === 'hour' ? calcAngle(value, 12) : calcAngle(value, 60);

  var styles = {
    root: {
      height: inner ? '30%' : '40%',
      background: timePicker.accentColor,
      width: 2,
      left: 'calc(50% - 1px)',
      position: 'absolute',
      bottom: '50%',
      transformOrigin: 'bottom',
      pointerEvents: 'none',
      transform: 'rotateZ(' + angle + 'deg)'
    },
    mark: {
      boxSizing: 'content-box',
      background: timePicker.selectTextColor,
      border: '4px solid ' + timePicker.accentColor,
      display: hasSelected && 'none',
      width: 7,
      height: 7,
      position: 'absolute',
      top: -5,
      left: -6,
      borderRadius: '100%'
    }
  };

  return styles;
}

var ClockPointer = function (_Component) {
  (0, _inherits3.default)(ClockPointer, _Component);

  function ClockPointer() {
    var _ref;

    var _temp, _this, _ret;

    (0, _classCallCheck3.default)(this, ClockPointer);

    for (var _len = arguments.length, args = Array(_len), _key = 0; _key < _len; _key++) {
      args[_key] = arguments[_key];
    }

    return _ret = (_temp = (_this = (0, _possibleConstructorReturn3.default)(this, (_ref = ClockPointer.__proto__ || (0, _getPrototypeOf2.default)(ClockPointer)).call.apply(_ref, [this].concat(args))), _this), _this.state = {
      inner: false
    }, _temp), (0, _possibleConstructorReturn3.default)(_this, _ret);
  }

  (0, _createClass3.default)(ClockPointer, [{
    key: 'componentWillMount',
    value: function componentWillMount() {
      this.setState({
        inner: (0, _timeUtils.isInner)(this.props)
      });
    }
  }, {
    key: 'componentWillReceiveProps',
    value: function componentWillReceiveProps(nextProps) {
      this.setState({
        inner: (0, _timeUtils.isInner)(nextProps)
      });
    }
  }, {
    key: 'render',
    value: function render() {
      if (this.props.value === null) {
        return _react2.default.createElement('span', null);
      }

      var styles = getStyles(this.props, this.context, this.state);
      var prepareStyles = this.context.muiTheme.prepareStyles;


      return _react2.default.createElement(
        'div',
        { style: prepareStyles(styles.root) },
        _react2.default.createElement('div', { style: prepareStyles(styles.mark) })
      );
    }
  }]);
  return ClockPointer;
}(_react.Component);

ClockPointer.defaultProps = {
  hasSelected: false,
  value: null,
  type: 'minute'
};
ClockPointer.contextTypes = {
  muiTheme: _propTypes2.default.object.isRequired
};
ClockPointer.propTypes = process.env.NODE_ENV !== "production" ? {
  hasSelected: _propTypes2.default.bool,
  type: _propTypes2.default.oneOf(['hour', 'minute']),
  value: _propTypes2.default.number
} : {};
exports.default = ClockPointer;