d3plus-shape
Version:
Fancy SVG shapes for visualizations
143 lines (137 loc) • 8.16 kB
JavaScript
function _typeof(obj) { "@babel/helpers - typeof"; return _typeof = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (obj) { return typeof obj; } : function (obj) { return obj && "function" == typeof Symbol && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }, _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, _toPropertyKey(descriptor.key), descriptor); } }
function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); Object.defineProperty(Constructor, "prototype", { writable: false }); return Constructor; }
function _toPropertyKey(arg) { var key = _toPrimitive(arg, "string"); return _typeof(key) === "symbol" ? key : String(key); }
function _toPrimitive(input, hint) { if (_typeof(input) !== "object" || input === null) return input; var prim = input[Symbol.toPrimitive]; if (prim !== undefined) { var res = prim.call(input, hint || "default"); if (_typeof(res) !== "object") return res; throw new TypeError("@@toPrimitive must return a primitive value."); } return (hint === "string" ? String : Number)(input); }
function _get() { if (typeof Reflect !== "undefined" && Reflect.get) { _get = Reflect.get.bind(); } else { _get = function _get(target, property, receiver) { var base = _superPropBase(target, property); if (!base) return; var desc = Object.getOwnPropertyDescriptor(base, property); if (desc.get) { return desc.get.call(arguments.length < 3 ? target : receiver); } return desc.value; }; } return _get.apply(this, arguments); }
function _superPropBase(object, property) { while (!Object.prototype.hasOwnProperty.call(object, property)) { object = _getPrototypeOf(object); if (object === null) break; } return object; }
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 } }); Object.defineProperty(subClass, "prototype", { writable: false }); if (superClass) _setPrototypeOf(subClass, superClass); }
function _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf ? Object.setPrototypeOf.bind() : function _setPrototypeOf(o, p) { o.__proto__ = p; return o; }; return _setPrototypeOf(o, p); }
function _createSuper(Derived) { var hasNativeReflectConstruct = _isNativeReflectConstruct(); return function _createSuperInternal() { var Super = _getPrototypeOf(Derived), result; if (hasNativeReflectConstruct) { var NewTarget = _getPrototypeOf(this).constructor; result = Reflect.construct(Super, arguments, NewTarget); } else { result = Super.apply(this, arguments); } return _possibleConstructorReturn(this, result); }; }
function _possibleConstructorReturn(self, call) { if (call && (_typeof(call) === "object" || typeof call === "function")) { return call; } else if (call !== void 0) { throw new TypeError("Derived constructors may only return object or undefined"); } 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 _isNativeReflectConstruct() { if (typeof Reflect === "undefined" || !Reflect.construct) return false; if (Reflect.construct.sham) return false; if (typeof Proxy === "function") return true; try { Boolean.prototype.valueOf.call(Reflect.construct(Boolean, [], function () {})); return true; } catch (e) { return false; } }
function _getPrototypeOf(o) { _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf.bind() : function _getPrototypeOf(o) { return o.__proto__ || Object.getPrototypeOf(o); }; return _getPrototypeOf(o); }
import { accessor, constant } from "d3plus-common";
import Shape from "./Shape.js";
/**
@class Rect
@extends Shape
@desc Creates SVG rectangles based on an array of data. See [this example](https://d3plus.org/examples/d3plus-shape/getting-started/) for help getting started using the rectangle generator.
*/
var Rect = /*#__PURE__*/function (_Shape) {
_inherits(Rect, _Shape);
var _super = _createSuper(Rect);
/**
@memberof Rect
@desc Invoked when creating a new class instance, and overrides any default parameters inherited from Shape.
@private
*/
function Rect() {
var _this;
_classCallCheck(this, Rect);
_this = _super.call(this, "rect");
_this._height = accessor("height");
_this._labelBounds = function (d, i, s) {
return {
width: s.width,
height: s.height,
x: -s.width / 2,
y: -s.height / 2
};
};
_this._name = "Rect";
_this._width = accessor("width");
return _this;
}
/**
@memberof Rect
@desc Draws the rectangles.
@param {Function} [*callback*]
@chainable
*/
_createClass(Rect, [{
key: "render",
value: function render(callback) {
_get(_getPrototypeOf(Rect.prototype), "render", this).call(this, callback);
var enter = this._enter.attr("width", 0).attr("height", 0).attr("x", 0).attr("y", 0).call(this._applyStyle.bind(this));
var update = this._update;
if (this._duration) {
enter = enter.transition(this._transition);
update = update.transition(this._transition);
this._exit.transition(this._transition).attr("width", 0).attr("height", 0).attr("x", 0).attr("y", 0);
}
enter.call(this._applyPosition.bind(this));
update.call(this._applyStyle.bind(this)).call(this._applyPosition.bind(this));
return this;
}
/**
@memberof Rect
@desc Given a specific data point and index, returns the aesthetic properties of the shape.
@param {Object} *data point*
@param {Number} *index*
@private
*/
}, {
key: "_aes",
value: function _aes(d, i) {
return {
width: this._width(d, i),
height: this._height(d, i)
};
}
/**
@memberof Rect
@desc Provides the default positioning to the <rect> elements.
@param {D3Selection} *elem*
@private
*/
}, {
key: "_applyPosition",
value: function _applyPosition(elem) {
var _this2 = this;
elem.attr("width", function (d, i) {
return _this2._width(d, i);
}).attr("height", function (d, i) {
return _this2._height(d, i);
}).attr("x", function (d, i) {
return -_this2._width(d, i) / 2;
}).attr("y", function (d, i) {
return -_this2._height(d, i) / 2;
});
}
/**
@memberof Rect
@desc If *value* is specified, sets the height accessor to the specified function or number and returns the current class instance.
@param {Function|Number} [*value*]
@chainable
@example
function(d) {
return d.height;
}
*/
}, {
key: "height",
value: function height(_) {
return arguments.length ? (this._height = typeof _ === "function" ? _ : constant(_), this) : this._height;
}
/**
@memberof Rect
@desc If *value* is specified, sets the width accessor to the specified function or number and returns the current class instance.
@param {Function|Number} [*value*]
@chainable
@example
function(d) {
return d.width;
}
*/
}, {
key: "width",
value: function width(_) {
return arguments.length ? (this._width = typeof _ === "function" ? _ : constant(_), this) : this._width;
}
}]);
return Rect;
}(Shape);
export { Rect as default };