d3plus-shape/es/src/Shape/Whisker.js

Fancy SVG shapes for visualizations

function _typeof(obj) { if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }

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

function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }

function _possibleConstructorReturn(self, call) { if (call && (_typeof(call) === "object" || typeof call === "function")) { return call; } return _assertThisInitialized(self); }

function _assertThisInitialized(self) { if (self === void 0) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return self; }

function _getPrototypeOf(o) { _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf : function _getPrototypeOf(o) { return o.__proto__ || Object.getPrototypeOf(o); }; return _getPrototypeOf(o); }

function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function"); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, writable: true, configurable: true } }); if (superClass) _setPrototypeOf(subClass, superClass); }

function _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) { o.__proto__ = p; return o; }; return _setPrototypeOf(o, p); }

import { select as _select } from "d3-selection";
import { accessor, assign, BaseClass, configPrep, constant, elem } from "d3plus-common";
import { nest } from "d3-collection";
import Circle from "./Circle";
import Line from "./Line";
import Rect from "./Rect";
var shapes = {
  Circle: Circle,
  Rect: Rect
};
/**
    @class Whisker
    @extends BaseClass
    @desc Creates SVG whisker based on an array of data.
*/

var Whisker =
/*#__PURE__*/
function (_BaseClass) {
  _inherits(Whisker, _BaseClass);

  /**
      @memberof Whisker
      @desc Invoked when creating a new class instance, and overrides any default parameters inherited from BaseClass.
      @private
  */
  function Whisker() {
    var _this;

    _classCallCheck(this, Whisker);

    _this = _possibleConstructorReturn(this, _getPrototypeOf(Whisker).call(this));
    _this._endpoint = accessor("endpoint", "Rect");
    _this._endpointConfig = {
      Circle: {
        r: accessor("r", 5)
      }
    };
    _this._length = accessor("length", 25);
    _this._lineConfig = {};
    _this._orient = accessor("orient", "top");
    _this._x = accessor("x", 0);
    _this._y = accessor("y", 0);
    return _this;
  }
  /**
      @memberof Whisker
      @desc Draws the whisker.
      @param {Function} [*callback*]
      @chainable
  */


  _createClass(Whisker, [{
    key: "render",
    value: function render(callback) {
      var _this2 = this;

      if (this._select === void 0) {
        this.select(_select("body").append("svg").style("width", "".concat(window.innerWidth, "px")).style("height", "".concat(window.innerHeight, "px")).style("display", "block").node());
      }

      var lineData = [];

      this._data.forEach(function (d, i) {
        var orient = _this2._orient(d, i);

        var x = _this2._x(d, i);

        var y = _this2._y(d, i);

        var endpointX = x;
        if (orient === "left") endpointX -= _this2._length(d, i);else if (orient === "right") endpointX += _this2._length(d, i);
        var endpointY = y;
        if (orient === "top") endpointY -= _this2._length(d, i);else if (orient === "bottom") endpointY += _this2._length(d, i);
        lineData.push({
          __d3plus__: true,
          data: d,
          i: i,
          id: i,
          x: x,
          y: y
        });
        lineData.push({
          __d3plus__: true,
          data: d,
          i: i,
          id: i,
          x: endpointX,
          y: endpointY
        });
      }); // Draw whisker line.


      this._line = new Line().data(lineData).select(elem("g.d3plus-Whisker", {
        parent: this._select
      }).node()).config(configPrep.bind(this)(this._lineConfig, "shape")).render(callback);

      var whiskerData = this._data.map(function (d, i) {
        var dataObj = {};
        dataObj.__d3plus__ = true;
        dataObj.data = d;
        dataObj.i = i;
        dataObj.endpoint = _this2._endpoint(d, i);
        dataObj.length = _this2._length(d, i);
        dataObj.orient = _this2._orient(d, i);

        var endpointX = _this2._x(d, i);

        if (dataObj.orient === "left") endpointX -= dataObj.length;else if (dataObj.orient === "right") endpointX += dataObj.length;

        var endpointY = _this2._y(d, i);

        if (dataObj.orient === "top") endpointY -= dataObj.length;else if (dataObj.orient === "bottom") endpointY += dataObj.length;
        dataObj.x = endpointX;
        dataObj.y = endpointY;
        return dataObj;
      }); // Draw whisker endpoint.


      this._whiskerEndpoint = [];
      nest().key(function (d) {
        return d.endpoint;
      }).entries(whiskerData).forEach(function (shapeData) {
        var shapeName = shapeData.key;

        _this2._whiskerEndpoint.push(new shapes[shapeName]().data(shapeData.values).select(elem("g.d3plus-Whisker-Endpoint-".concat(shapeName), {
          parent: _this2._select
        }).node()).config({
          height: function height(d) {
            return d.orient === "top" || d.orient === "bottom" ? 5 : 20;
          },
          width: function width(d) {
            return d.orient === "top" || d.orient === "bottom" ? 20 : 5;
          }
        }).config(configPrep.bind(_this2)(_this2._endpointConfig, "shape", shapeName)).render());
      });
      return this;
    }
    /**
        @memberof Whisker
        @desc Sets the highlight accessor to the Shape class's active function.
        @param {Function} [*value*]
        @chainable
    */

  }, {
    key: "active",
    value: function active(_) {
      if (this._line) this._line.active(_);
      if (this._whiskerEndpoint) this._whiskerEndpoint.forEach(function (endPoint) {
        return endPoint.active(_);
      });
    }
    /**
        @memberof Whisker
        @desc If *data* is specified, sets the data array to the specified array and returns the current class instance. If *data* is not specified, returns the current data array.
        @param {Array} [*data* = []]
        @chainable
    */

  }, {
    key: "data",
    value: function data(_) {
      return arguments.length ? (this._data = _, this) : this._data;
    }
    /**
        @memberof Whisker
        @desc If *value* is specified, sets the endpoint accessor to the specified function or string and returns the current class instance.
        @param {Function|String}
        @chainable
    */

  }, {
    key: "endpoint",
    value: function endpoint(_) {
      return arguments.length ? (this._endpoint = typeof _ === "function" ? _ : constant(_), this) : this._endpoint;
    }
    /**
        @memberof Whisker
        @desc If *value* is specified, sets the config method for each endpoint and returns the current class instance.
        @param {Object} [*value*]
        @chainable
    */

  }, {
    key: "endpointConfig",
    value: function endpointConfig(_) {
      return arguments.length ? (this._endpointConfig = assign(this._endpointConfig, _), this) : this._endpointConfig;
    }
    /**
        @memberof Whisker
        @desc Sets the highlight accessor to the Shape class's hover function.
        @param {Function} [*value*]
        @chainable
    */

  }, {
    key: "hover",
    value: function hover(_) {
      if (this._line) this._line.hover(_);
      if (this._whiskerEndpoint) this._whiskerEndpoint.forEach(function (endPoint) {
        return endPoint.hover(_);
      });
    }
    /**
        @memberof Whisker
        @desc If *value* is specified, sets the length accessor for whisker and returns the current class instance.
        @param {Function|Number} [*value*]
        @chainable
    */

  }, {
    key: "length",
    value: function length(_) {
      return arguments.length ? (this._length = typeof _ === "function" ? _ : constant(_), this) : this._length;
    }
    /**
        @memberof Whisker
        @desc If *value* is specified, sets the config method for line shape and returns the current class instance.
        @param {Object} [*value*]
        @chainable
    */

  }, {
    key: "lineConfig",
    value: function lineConfig(_) {
      return arguments.length ? (this._lineConfig = assign(this._lineConfig, _), this) : this._lineConfig;
    }
    /**
        @memberof Whisker
        @desc If *value* is specified, sets the orientation to the specified value. If *value* is not specified, returns the current orientation.
        @param {Function|String} [*value* = "top"] Accepts "top", "right", "bottom" or "left"
        @chainable
    */

  }, {
    key: "orient",
    value: function orient(_) {
      return arguments.length ? (this._orient = typeof _ === "function" ? _ : constant(_), this) : this._orient;
    }
    /**
        @memberof Whisker
        @desc If *selector* is specified, sets the SVG container element to the specified d3 selector or DOM element and returns the current class instance. If *selector* is not specified, returns the current SVG container element.
        @param {String|HTMLElement} [*selector* = d3.select("body").append("svg")]
        @chainable
    */

  }, {
    key: "select",
    value: function select(_) {
      return arguments.length ? (this._select = _select(_), this) : this._select;
    }
    /**
      @memberof Whisker
      @desc If *value* is specified, sets the x axis to the specified function or number and returns the current class instance.
      @param {Function|Number} [*value*]
      @chainable
      @example
    function(d) {
    return d.x;
    }
    */

  }, {
    key: "x",
    value: function x(_) {
      return arguments.length ? (this._x = typeof _ === "function" ? _ : constant(_), this) : this._x;
    }
    /**
        @memberof Whisker
        @desc If *value* is specified, sets the y axis to the specified function or number and returns the current class instance.
        @param {Function|Number} [*value*]
        @chainable
        @example
    function(d) {
    return d.y;
    }
    */

  }, {
    key: "y",
    value: function y(_) {
      return arguments.length ? (this._y = typeof _ === "function" ? _ : constant(_), this) : this._y;
    }
  }]);

  return Whisker;
}(BaseClass);

export { Whisker as default };