@antv/f2/lib/attr/identity.js

Charts for mobile visualization.

"use strict";

var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault");
Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = void 0;
var _classCallCheck2 = _interopRequireDefault(require("@babel/runtime/helpers/classCallCheck"));
var _createClass2 = _interopRequireDefault(require("@babel/runtime/helpers/createClass"));
var _inherits2 = _interopRequireDefault(require("@babel/runtime/helpers/inherits"));
var _createSuper2 = _interopRequireDefault(require("@babel/runtime/helpers/createSuper"));
var _scale = require("@antv/scale");
var _base = _interopRequireDefault(require("./base"));
var Identity = /*#__PURE__*/function (_Base) {
  (0, _inherits2.default)(Identity, _Base);
  var _super = (0, _createSuper2.default)(Identity);
  function Identity() {
    (0, _classCallCheck2.default)(this, Identity);
    return _super.apply(this, arguments);
  }
  (0, _createClass2.default)(Identity, [{
    key: "createScale",
    value: function createScale(scaleConfig) {
      return new _scale.Identity(scaleConfig);
    }
  }, {
    key: "_mapping",
    value: function _mapping() {
      var field = this.field,
        range = this.range;
      return field || range && range[0];
    }
  }]);
  return Identity;
}(_base.default);
var _default = Identity;
exports.default = _default;