ucsc-xena-client/dist/Axis.js

UCSC Xena Client. Functional genomics visualizations.

'use strict';

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 _slicedToArray = function () { function sliceIterator(arr, i) { var _arr = []; var _n = true; var _d = false; var _e = undefined; try { for (var _i = arr[Symbol.iterator](), _s; !(_n = (_s = _i.next()).done); _n = true) { _arr.push(_s.value); if (i && _arr.length === i) break; } } catch (err) { _d = true; _e = err; } finally { try { if (!_n && _i["return"]) _i["return"](); } finally { if (_d) throw _e; } } return _arr; } return function (arr, i) { if (Array.isArray(arr)) { return arr; } else if (Symbol.iterator in Object(arr)) { return sliceIterator(arr, i); } else { throw new TypeError("Invalid attempt to destructure non-iterable instance"); } }; }();

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 React = require('react');

var tickPadding = 3;
function horzLayout(domain, range, scale, tickfn, tickHeight) {
	return tickfn.apply(null, domain).map(function (x) {
		return [[scale(x), 0], [0, tickHeight], [0, tickHeight + tickPadding], x.toLocaleString(), 'middle', '.71em'];
	});
}

function vertLayout(domain, range, scale, tickfn, tickHeight) {
	return tickfn.apply(null, domain).map(function (y) {
		return [[0, scale(y)], [-tickHeight, 0], [-(tickHeight + tickPadding), 0], y.toLocaleString(), 'end', '.32em'];
	});
}

var layout = {
	bottom: horzLayout,
	left: vertLayout
};

var domainPath = {
	bottom: function bottom(_ref, height) {
		var _ref2 = _slicedToArray(_ref, 2),
		    start = _ref2[0],
		    end = _ref2[1];

		return 'M' + start + ',' + height + 'V0H' + end + 'V' + height;
	},
	left: function left(_ref3, height) {
		var _ref4 = _slicedToArray(_ref3, 2),
		    start = _ref4[0],
		    end = _ref4[1];

		return 'M' + -height + ',' + start + 'H0V' + end + 'H' + -height;
	}
};

var Axis = function (_React$Component) {
	_inherits(Axis, _React$Component);

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

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

	_createClass(Axis, [{
		key: 'render',
		value: function render() {
			var _props = this.props,
			    domain = _props.domain,
			    range = _props.range,
			    scale = _props.scale,
			    tickfn = _props.tickfn,
			    orientation = _props.orientation,
			    _props$groupProps = _props.groupProps,
			    groupProps = _props$groupProps === undefined ? {} : _props$groupProps,
			    _props$tickHeight = _props.tickHeight,
			    tickHeight = _props$tickHeight === undefined ? 6 : _props$tickHeight;

			var ticks = layout[orientation](domain, range, scale, tickfn, tickHeight);
			return React.createElement(
				'g',
				groupProps,
				React.createElement('path', { className: 'domain', d: domainPath[orientation](range, tickHeight) }),
				ticks.map(function (_ref5, i) {
					var _ref6 = _slicedToArray(_ref5, 6),
					    _ref6$ = _slicedToArray(_ref6[0], 2),
					    x = _ref6$[0],
					    y = _ref6$[1],
					    _ref6$2 = _slicedToArray(_ref6[1], 2),
					    dx = _ref6$2[0],
					    dy = _ref6$2[1],
					    _ref6$3 = _slicedToArray(_ref6[2], 2),
					    lx = _ref6$3[0],
					    ly = _ref6$3[1],
					    label = _ref6[3],
					    anchor = _ref6[4],
					    off = _ref6[5];

					return React.createElement(
						'g',
						{ key: i, transform: 'translate(' + x + ', ' + y + ')' },
						React.createElement('line', { x2: dx, y2: dy }),
						React.createElement(
							'text',
							{ dy: off, y: ly, x: lx, style: { textAnchor: anchor } },
							label
						)
					);
				}),
				this.props.children
			);
		}
	}]);

	return Axis;
}(React.Component);

module.exports = Axis;