material-ui/TimePicker/ClockMinutes.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 _ClockNumber = require('./ClockNumber');

var _ClockNumber2 = _interopRequireDefault(_ClockNumber);

var _ClockPointer = require('./ClockPointer');

var _ClockPointer2 = _interopRequireDefault(_ClockPointer);

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

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

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

  function ClockMinutes() {
    var _ref;

    var _temp, _this, _ret;

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

    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 = ClockMinutes.__proto__ || (0, _getPrototypeOf2.default)(ClockMinutes)).call.apply(_ref, [this].concat(args))), _this), _this.handleUp = function (event) {
      event.preventDefault();
      _this.setClock(event.nativeEvent, true);
    }, _this.handleMove = function (event) {
      event.preventDefault();
      if (_this.isMousePressed(event) !== 1) {
        return;
      }
      _this.setClock(event.nativeEvent, false);
    }, _this.handleTouch = function (event) {
      event.preventDefault();
      _this.setClock(event.changedTouches[0], event.type === 'touchend');
    }, _temp), (0, _possibleConstructorReturn3.default)(_this, _ret);
  }

  (0, _createClass3.default)(ClockMinutes, [{
    key: 'componentDidMount',
    value: function componentDidMount() {
      var clockElement = this.refs.mask;

      this.center = {
        x: clockElement.offsetWidth / 2,
        y: clockElement.offsetHeight / 2
      };

      this.basePoint = {
        x: this.center.x,
        y: 0
      };
    }
  }, {
    key: 'isMousePressed',
    value: function isMousePressed(event) {
      if (typeof event.buttons === 'undefined') {
        return event.nativeEvent.which;
      }
      return event.buttons;
    }
  }, {
    key: 'setClock',
    value: function setClock(event, finish) {
      if (typeof event.offsetX === 'undefined') {
        var offset = (0, _timeUtils.getTouchEventOffsetValues)(event);

        event.offsetX = offset.offsetX;
        event.offsetY = offset.offsetY;
      }

      var minutes = this.getMinutes(event.offsetX, event.offsetY);

      this.props.onChange(minutes, finish);
    }
  }, {
    key: 'getMinutes',
    value: function getMinutes(offsetX, offsetY) {
      var step = 6 * this.props.step;
      var x = offsetX - this.center.x;
      var y = offsetY - this.center.y;
      var cx = this.basePoint.x - this.center.x;
      var cy = this.basePoint.y - this.center.y;

      var atan = Math.atan2(cx, cy) - Math.atan2(x, y);

      var deg = (0, _timeUtils.rad2deg)(atan);
      deg = Math.round(deg / step) * step;
      deg %= 360;

      var value = Math.floor(deg / step) || 0;

      return value * this.props.step;
    }
  }, {
    key: 'getMinuteNumbers',
    value: function getMinuteNumbers() {
      var minutes = [];
      for (var i = 0; i < 12; i++) {
        minutes.push(i * 5);
      }
      var selectedMinutes = this.props.initialMinutes;
      var hasSelected = false;

      var numbers = minutes.map(function (minute) {
        var isSelected = selectedMinutes === minute;
        if (isSelected) {
          hasSelected = true;
        }
        return _react2.default.createElement(_ClockNumber2.default, {
          key: minute,
          isSelected: isSelected,
          type: 'minute',
          value: minute
        });
      });

      return {
        numbers: numbers,
        hasSelected: hasSelected,
        selected: selectedMinutes
      };
    }
  }, {
    key: 'render',
    value: function render() {
      var styles = {
        root: {
          height: '100%',
          width: '100%',
          borderRadius: '100%',
          position: 'relative',
          pointerEvents: 'none',
          boxSizing: 'border-box'
        },

        hitMask: {
          height: '100%',
          width: '100%',
          pointerEvents: 'auto'
        }
      };

      var prepareStyles = this.context.muiTheme.prepareStyles;

      var minutes = this.getMinuteNumbers();

      return _react2.default.createElement(
        'div',
        { ref: 'clock', style: prepareStyles(styles.root) },
        _react2.default.createElement(_ClockPointer2.default, { value: minutes.selected, type: 'minute', hasSelected: minutes.hasSelected }),
        minutes.numbers,
        _react2.default.createElement('div', {
          ref: 'mask',
          style: prepareStyles(styles.hitMask),
          onTouchMove: this.handleTouch,
          onTouchEnd: this.handleTouch,
          onMouseUp: this.handleUp,
          onMouseMove: this.handleMove
        })
      );
    }
  }]);
  return ClockMinutes;
}(_react.Component);

ClockMinutes.defaultProps = {
  initialMinutes: new Date().getMinutes(),
  onChange: function onChange() {},
  step: 1
};
ClockMinutes.contextTypes = {
  muiTheme: _propTypes2.default.object.isRequired
};
ClockMinutes.propTypes = process.env.NODE_ENV !== "production" ? {
  initialMinutes: _propTypes2.default.number,
  onChange: _propTypes2.default.func,
  step: _propTypes2.default.number
} : {};
exports.default = ClockMinutes;