@bizcharts/other-word-cloud/lib/index.js

Bizhcarts basic charts

"use strict";

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

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 _bizcharts = require("bizcharts");

var _dataSet = require("@antv/data-set");

var _dataSet2 = _interopRequireDefault(_dataSet);

var _mock = require("./mock.json");

var _mock2 = _interopRequireDefault(_mock);

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

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

    return _possibleConstructorReturn(this, (Wordcloud.__proto__ || Object.getPrototypeOf(Wordcloud)).apply(this, arguments));
  }

  _createClass(Wordcloud, [{
    key: "render",
    value: function render() {
      function getTextAttrs(cfg) {
        return _.assign({}, cfg.style, {
          fillOpacity: cfg.opacity,
          fontSize: cfg.origin._origin.size,
          rotate: cfg.origin._origin.rotate,
          text: cfg.origin._origin.text,
          textAlign: "center",
          fontFamily: cfg.origin._origin.font,
          fill: cfg.color,
          textBaseline: "Alphabetic"
        });
      } // 给point注册一个词云的shape

      _bizcharts.Shape.registerShape("point", "cloud", {
        drawShape: function drawShape(cfg, container) {
          var attrs = getTextAttrs(cfg);
          return container.addShape("text", {
            attrs: _.assign(attrs, {
              x: cfg.x,
              y: cfg.y
            })
          });
        }
      });
      var dv = new _dataSet2.default.View().source(_mock2.default);
      var range = dv.range("value");
      var min = range[0];
      var max = range[1];
      dv.transform({
        type: "tag-cloud",
        fields: ["x", "value"],
        size: [window.innerWidth, window.innerHeight],
        font: "Verdana",
        padding: 0,
        timeInterval: 5000,

        // max execute time
        rotate: function rotate() {
          var random = ~~(Math.random() * 4) % 4;

          if (random == 2) {
            random = 0;
          }

          return random * 90; // 0, 90, 270
        },
        fontSize: function fontSize(d) {
          if (d.value) {
            var divisor = max - min !== 0 ? max - min : 1;
            return (d.value - min) / divisor * (80 - 24) + 24;
          }

          return 0;
        }
      });
      var scale = {
        x: {
          nice: false
        },
        y: {
          nice: false
        }
      };
      return _react2.default.createElement(
        "div",
        null,
        _react2.default.createElement(
          _bizcharts.Chart,
          {
            height: window.innerHeight,
            width: window.innerWidth,
            data: dv,
            scale: scale,
            padding: 0,
            forceFit: true
          },
          _react2.default.createElement(_bizcharts.Tooltip, { showTitle: false }),
          _react2.default.createElement(_bizcharts.Coord, { reflect: "y" }),
          _react2.default.createElement(_bizcharts.Geom, {
            type: "point",
            position: "x*y",
            color: "category",
            shape: "cloud",
            tooltip: "value*category"
          })
        )
      );
    }
  }]);

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

exports.default = Wordcloud;