alignment.js/components/BaseSiteBarPlot.js

A suite of reusable [React](http://reactjs.org/) components for creating a variety of visualizations involving [multiple sequence alignments](https://en.wikipedia.org/wiki/Multiple_sequence_alignment). [View the live demo here](http://alignment.hyphy.org/

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports["default"] = void 0;

var _react = _interopRequireDefault(require("react"));

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { "default": obj }; }

function _typeof(obj) { "@babel/helpers - typeof"; 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 _createSuper(Derived) { return function () { var Super = _getPrototypeOf(Derived), result; if (_isNativeReflectConstruct()) { 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; } 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 { Date.prototype.toString.call(Reflect.construct(Date, [], function () {})); return true; } catch (e) { return false; } }

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); }

var d3 = require("d3");

var $ = require("jquery");

var BaseSiteBarPlot = /*#__PURE__*/function (_React$Component) {
  _inherits(BaseSiteBarPlot, _React$Component);

  var _super = _createSuper(BaseSiteBarPlot);

  function BaseSiteBarPlot(props) {
    var _this;

    _classCallCheck(this, BaseSiteBarPlot);

    _this = _super.call(this, props);
    _this.chart_height = _this.props.height - _this.props.padding.bottom;
    $("#alignmentjs-siteBarPlot-div").scrollLeft(_this.props.x_pixel);
    return _this;
  }

  _createClass(BaseSiteBarPlot, [{
    key: "componentDidMount",
    value: function componentDidMount() {
      if (this.props.data != null) {
        this.createBarPlot();
      }
    }
  }, {
    key: "componentDidUpdate",
    value: function componentDidUpdate(prevProps, prevState) {
      document.getElementById("alignmentjs-siteBarPlot-div").addEventListener("alignmentjs_wheel_event", function (e) {
        $("#alignmentjs-siteBarPlot-div").scrollLeft(e.detail.x_pixel);
      });

      if (prevProps.data == null) {
        this.createBarPlot();
      } else {
        this.transitionBarPlot();
      }
    }
  }, {
    key: "createBarPlot",
    value: function createBarPlot() {
      var data = this.props.data;
      var chart_height = this.chart_height;
      var max_value = this.props.max_value && d3.max(data);
      var bar_spacing = 2;
      var padding = this.props.padding;
      var barWidth = this.props.siteSize;
      var barChartScale = d3.scaleLinear().domain([0, max_value]).range([chart_height, 0]);
      var chart = d3.select("#alignmentjs-siteBarPlot").attr("width", this.props.width).attr("height", chart_height + padding.bottom);
      chart.selectAll("g").data(data).enter().append("g").attr("transform", function (d, i) {
        return "translate(" + (i * barWidth + bar_spacing / 2) + ", " + padding.top + ")";
      }).append("rect").attr("class", "bars").attr("y", function (d) {
        return barChartScale(d);
      }).attr("height", function (d) {
        return chart_height - barChartScale(d);
      }).attr("width", barWidth - bar_spacing).attr("fill", this.props.fillColor).attr("stroke", this.props.outlineColor);
    }
  }, {
    key: "transitionBarPlot",
    value: function transitionBarPlot() {
      var data = this.props.data;
      var chart_height = this.chart_height;
      var max_value = this.props.max_value && d3.max(data);
      var barChartScale = d3.scaleLinear().domain([max_value, 0]).range([0, this.chart_height]);
      var barChartTransition = d3.transition().duration(500).ease(d3.easeSin);
      d3.selectAll(".bars").data(this.props.data).transition(barChartTransition).attr("y", function (d) {
        return barChartScale(d);
      }).attr("height", function (d) {
        return chart_height - barChartScale(d);
      }).style("fill", this.props.fillColor).style("stroke", this.props.outlineColor);
    }
  }, {
    key: "handleWheel",
    value: function handleWheel(e) {
      e.preventDefault();
      this.props.scroll_broadcaster.handleWheel(e, this.props.sender);
    }
  }, {
    key: "render",
    value: function render() {
      var _this2 = this;

      return /*#__PURE__*/_react["default"].createElement("div", {
        id: "alignmentjs-siteBarPlot-div",
        className: "-container",
        style: {
          overflowY: "scroll",
          overflowX: "hidden"
        },
        onWheel: function onWheel(e) {
          return _this2.handleWheel(e);
        }
      }, /*#__PURE__*/_react["default"].createElement("svg", {
        width: this.props.width,
        height: this.props.height,
        id: "alignmentjs-siteBarPlot"
      }));
    }
  }]);

  return BaseSiteBarPlot;
}(_react["default"].Component);

BaseSiteBarPlot.defaultProps = {
  id: "alignmentjs",
  padding: {
    top: 10,
    bottom: 15
  },
  sender: "main"
};
var _default = BaseSiteBarPlot;
exports["default"] = _default;