victory-chart/lib/components/victory-bar/bar.js

Chart Component for Victory

"use strict";

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

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 _react = require("react");

var _react2 = _interopRequireDefault(_react);

var _victoryCore = require("victory-core");

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 Bar = function (_React$Component) {
  _inherits(Bar, _React$Component);

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

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

  _createClass(Bar, [{
    key: "getVerticalBarPath",
    value: function getVerticalBarPath(position, width) {
      var x = position.x;
      var y0 = position.y0;
      var y1 = position.y1;

      var size = width / 2;
      return "M " + (x - size) + ", " + y0 + "\n      L " + (x - size) + ", " + y1 + "\n      L " + (x + size) + ", " + y1 + "\n      L " + (x + size) + ", " + y0 + "\n      L " + (x - size) + ", " + y0;
    }
  }, {
    key: "getHorizontalBarPath",
    value: function getHorizontalBarPath(position, width) {
      var x = position.x;
      var y0 = position.y0;
      var y1 = position.y1;

      var size = width / 2;
      return "M " + y0 + ", " + (x - size) + "\n      L " + y0 + ", " + (x + size) + "\n      L " + y1 + ", " + (x + size) + "\n      L " + y1 + ", " + (x - size) + "\n      L " + y0 + ", " + (x - size);
    }
  }, {
    key: "getBarPath",
    value: function getBarPath(position, width) {
      return this.props.horizontal ? this.getHorizontalBarPath(position, width) : this.getVerticalBarPath(position, width);
    }
  }, {
    key: "render",
    value: function render() {
      var style = _victoryCore.Helpers.evaluateStyle(this.props.style, this.props.datum);
      // TODO better bar width calculation
      var barWidth = style.width || 8;
      var path = typeof this.props.position.x === "number" ? this.getBarPath(this.props.position, barWidth) : undefined;
      var events = _victoryCore.Helpers.getPartialEvents(this.props.events, this.props.index, this.props);
      return _react2.default.createElement("path", _extends({}, events, {
        d: path,
        style: style,
        shapeRendering: "optimizeSpeed"
      }));
    }
  }]);

  return Bar;
}(_react2.default.Component);

Bar.propTypes = {
  index: _react.PropTypes.number,
  events: _react.PropTypes.object,
  position: _react.PropTypes.object,
  horizontal: _react.PropTypes.bool,
  style: _react.PropTypes.object,
  datum: _react.PropTypes.object
};
exports.default = Bar;