recharts/es6/polar/PolarRadiusAxis.js

React charts

'use strict';

var _extends = Object.assign || function (target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i]; for (var key in source) { if (Object.prototype.hasOwnProperty.call(source, key)) { target[key] = source[key]; } } } return target; };

var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();

var _class, _class2, _temp; /**
                             * @fileOverview The axis of polar coordinate system
                             */

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

var _react = require('react');

var _react2 = _interopRequireDefault(_react);

var _pureRenderDecorator = require('pure-render-decorator');

var _pureRenderDecorator2 = _interopRequireDefault(_pureRenderDecorator);

var _Layer = require('../container/Layer');

var _Layer2 = _interopRequireDefault(_Layer);

var _ReactUtils = require('../util/ReactUtils');

var _ReactUtils2 = _interopRequireDefault(_ReactUtils);

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

function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }

function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }

var RADIAN = Math.PI / 180;

var PolarRadiusAxis = (0, _pureRenderDecorator2.default)(_class = (_temp = _class2 = function (_Component) {
  _inherits(PolarRadiusAxis, _Component);

  function PolarRadiusAxis() {
    _classCallCheck(this, PolarRadiusAxis);

    return _possibleConstructorReturn(this, Object.getPrototypeOf(PolarRadiusAxis).apply(this, arguments));
  }

  _createClass(PolarRadiusAxis, [{
    key: 'getTickValueCoord',

    /**
     * Calculate the coordinate of tick
     * @param  {Object} radius The data of a simple tick
     * @return {Object} (x, y)
     */
    value: function getTickValueCoord(_ref) {
      var radius = _ref.radius;
      var _props = this.props;
      var angle = _props.angle;
      var cx = _props.cx;
      var cy = _props.cy;

      var sin = Math.sin(-angle * RADIAN);
      var cos = Math.cos(-angle * RADIAN);

      return {
        x: cx + radius * cos,
        y: cy + radius * sin
      };
    }
  }, {
    key: 'getTickTextAnchor',
    value: function getTickTextAnchor() {
      var orientation = this.props.orientation;

      var textAnchor = undefined;

      switch (orientation) {
        case 'left':
          textAnchor = 'end';
          break;
        case 'right':
          textAnchor = 'start';
          break;
        default:
          textAnchor = 'middle';
          break;
      }

      return textAnchor;
    }
  }, {
    key: 'renderAxisLine',
    value: function renderAxisLine() {
      var _props2 = this.props;
      var cx = _props2.cx;
      var cy = _props2.cy;
      var angle = _props2.angle;
      var ticks = _props2.ticks;
      var axisLine = _props2.axisLine;

      var extent = ticks.reduce(function (result, entry) {
        return [Math.min(result[0], entry.radius), Math.max(result[1], entry.radius)];
      }, [Infinity, -Infinity]);
      var sin = Math.sin(-angle * RADIAN);
      var cos = Math.cos(-angle * RADIAN);

      var props = _extends({}, _ReactUtils2.default.getPresentationAttributes(this.props), {
        fill: 'none'
      }, _ReactUtils2.default.getPresentationAttributes(axisLine), {
        x1: cx + extent[0] * cos,
        y1: cy + extent[0] * sin,
        x2: cx + extent[1] * cos,
        y2: cy + extent[1] * sin
      });

      return _react2.default.createElement('line', _extends({ className: 'recharts-polar-radius-axis-line' }, props));
    }
  }, {
    key: 'renderTicks',
    value: function renderTicks() {
      var _this2 = this;

      var _props3 = this.props;
      var ticks = _props3.ticks;
      var label = _props3.label;
      var angle = _props3.angle;
      var tickFormatter = _props3.tickFormatter;
      var stroke = _props3.stroke;

      var textAnchor = this.getTickTextAnchor();
      var axisProps = _ReactUtils2.default.getPresentationAttributes(this.props);
      var customLabelProps = _ReactUtils2.default.getPresentationAttributes(label);
      var isLabelElement = _react2.default.isValidElement(label);

      var items = ticks.map(function (entry, i) {
        var coord = _this2.getTickValueCoord(entry);
        var labelProps = _extends({
          textAnchor: textAnchor,
          transform: 'rotate(' + (90 - angle) + ', ' + coord.x + ', ' + coord.y + ')'
        }, axisProps, {
          stroke: 'none', fill: stroke
        }, customLabelProps, {
          index: i, payload: entry
        }, coord);

        return _react2.default.createElement(
          'g',
          { className: 'recharts-polar-radius-axis-tick', key: 'tick-' + i },
          isLabelElement ? _react2.default.cloneElement(label, labelProps) : _react2.default.createElement(
            'text',
            _extends({}, labelProps, { className: 'recharts-polar-radius-axis-tick-value' }),
            tickFormatter ? tickFormatter(entry.value) : entry.value
          )
        );
      });

      return _react2.default.createElement(
        'g',
        { className: 'recharts-polar-radius-axis-ticks' },
        items
      );
    }
  }, {
    key: 'render',
    value: function render() {
      var _props4 = this.props;
      var ticks = _props4.ticks;
      var axisLine = _props4.axisLine;
      var label = _props4.label;

      if (!ticks || !ticks.length) {
        return null;
      }

      return _react2.default.createElement(
        'g',
        { className: 'recharts-polar-radius-axis' },
        axisLine && this.renderAxisLine(),
        label && this.renderTicks()
      );
    }
  }]);

  return PolarRadiusAxis;
}(_react.Component), _class2.displayName = 'PolarRadiusAxis', _class2.propTypes = _extends({}, _ReactUtils.PRESENTATION_ATTRIBUTES, {
  cx: _react.PropTypes.number,
  cy: _react.PropTypes.number,
  hide: _react.PropTypes.bool,

  angle: _react.PropTypes.number,
  tickCount: _react.PropTypes.number,
  ticks: _react.PropTypes.arrayOf(_react.PropTypes.shape({
    value: _react.PropTypes.any,
    radius: _react.PropTypes.value
  })),
  orientation: _react.PropTypes.oneOf(['left', 'right', 'middle']),
  axisLine: _react.PropTypes.oneOfType([_react.PropTypes.bool, _react.PropTypes.object]),
  label: _react.PropTypes.oneOfType([_react.PropTypes.bool, _react.PropTypes.object, _react.PropTypes.element]),
  tickFormatter: _react.PropTypes.func,
  domain: _react.PropTypes.array
}), _class2.defaultProps = {
  cx: 0,
  cy: 0,
  angle: 0,
  orientation: 'right',
  stroke: '#ccc',
  axisLine: true,
  label: true,
  tickCount: 5
}, _temp)) || _class;

exports.default = PolarRadiusAxis;