@material-ui/lab/node/ClockPicker/ClockPointer.js

Material-UI Lab - Incubator for Material-UI React components.

"use strict";

var _interopRequireWildcard = require("@babel/runtime/helpers/interopRequireWildcard");

var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault");

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = exports.styles = void 0;

var _extends2 = _interopRequireDefault(require("@babel/runtime/helpers/extends"));

var _objectWithoutPropertiesLoose2 = _interopRequireDefault(require("@babel/runtime/helpers/objectWithoutPropertiesLoose"));

var React = _interopRequireWildcard(require("react"));

var _clsx = _interopRequireDefault(require("clsx"));

var _styles = require("@material-ui/core/styles");

const styles = theme => (0, _styles.createStyles)({
  pointer: {
    width: 2,
    backgroundColor: theme.palette.primary.main,
    position: 'absolute',
    left: 'calc(50% - 1px)',
    bottom: '50%',
    transformOrigin: 'center bottom 0px'
  },
  animateTransform: {
    transition: theme.transitions.create(['transform', 'height'])
  },
  thumb: {
    width: 4,
    height: 4,
    backgroundColor: theme.palette.primary.contrastText,
    borderRadius: '100%',
    position: 'absolute',
    top: -21,
    left: -15,
    border: `14px solid ${theme.palette.primary.main}`,
    boxSizing: 'content-box'
  },
  noPoint: {
    backgroundColor: theme.palette.primary.main
  }
});

exports.styles = styles;

/**
 * @ignore - internal component.
 */
class ClockPointer extends React.Component {
  constructor(...args) {
    super(...args);
    this.state = {
      toAnimateTransform: false,
      // eslint-disable-next-line react/no-unused-state
      previousType: undefined
    };

    this.getAngleStyle = () => {
      const {
        value,
        isInner,
        type
      } = this.props;
      const max = type === 'hours' ? 12 : 60;
      let angle = 360 / max * value;

      if (type === 'hours' && value > 12) {
        angle -= 360; // round up angle to max 360 degrees
      }

      return {
        height: isInner ? '26%' : '40%',
        transform: `rotateZ(${angle}deg)`
      };
    };
  }

  render() {
    const _this$props = this.props,
          {
      classes,
      hasSelected
    } = _this$props,
          other = (0, _objectWithoutPropertiesLoose2.default)(_this$props, ["classes", "hasSelected", "isInner", "type", "value"]);
    return /*#__PURE__*/React.createElement("div", (0, _extends2.default)({}, other, {
      style: this.getAngleStyle(),
      className: (0, _clsx.default)(classes.pointer, this.state.toAnimateTransform && classes.animateTransform)
    }), /*#__PURE__*/React.createElement("div", {
      className: (0, _clsx.default)(classes.thumb, hasSelected && classes.noPoint)
    }));
  }

}

ClockPointer.getDerivedStateFromProps = (nextProps, state) => {
  if (nextProps.type !== state.previousType) {
    return {
      toAnimateTransform: true,
      previousType: nextProps.type
    };
  }

  return {
    toAnimateTransform: false,
    previousType: nextProps.type
  };
};

var _default = (0, _styles.withStyles)(styles, {
  name: 'MuiClockPointer'
})(ClockPointer);

exports.default = _default;