react-vis
Version:
Data visualization library based on React and d3.
445 lines (381 loc) • 17.1 kB
JavaScript
function ownKeys(object, enumerableOnly) { var keys = Object.keys(object); if (Object.getOwnPropertySymbols) { var symbols = Object.getOwnPropertySymbols(object); if (enumerableOnly) symbols = symbols.filter(function (sym) { return Object.getOwnPropertyDescriptor(object, sym).enumerable; }); keys.push.apply(keys, symbols); } return keys; }
function _objectSpread(target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i] != null ? arguments[i] : {}; if (i % 2) { ownKeys(Object(source), true).forEach(function (key) { _defineProperty(target, key, source[key]); }); } else if (Object.getOwnPropertyDescriptors) { Object.defineProperties(target, Object.getOwnPropertyDescriptors(source)); } else { ownKeys(Object(source)).forEach(function (key) { Object.defineProperty(target, key, Object.getOwnPropertyDescriptor(source, key)); }); } } return target; }
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 _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); }
function _createSuper(Derived) { var hasNativeReflectConstruct = _isNativeReflectConstruct(); return function () { 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; } 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 _defineProperty(obj, key, value) { if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }
import React from 'react';
import PropTypes from 'prop-types';
import AbstractSeries from "./series/abstract-series";
import { getAttributeScale } from "../utils/scales-utils";
import { getCombinedClassName } from "../utils/styling-utils";
function getLocs(evt) {
var xLoc = evt.type === 'touchstart' ? evt.pageX : evt.offsetX;
var yLoc = evt.type === 'touchstart' ? evt.pageY : evt.offsetY;
return {
xLoc: xLoc,
yLoc: yLoc
};
}
var Highlight = /*#__PURE__*/function (_AbstractSeries) {
_inherits(Highlight, _AbstractSeries);
var _super = _createSuper(Highlight);
function Highlight() {
var _this;
_classCallCheck(this, Highlight);
for (var _len = arguments.length, args = new Array(_len), _key = 0; _key < _len; _key++) {
args[_key] = arguments[_key];
}
_this = _super.call.apply(_super, [this].concat(args));
_defineProperty(_assertThisInitialized(_this), "state", {
dragging: false,
brushArea: {
top: 0,
right: 0,
bottom: 0,
left: 0
},
brushing: false,
startLocX: 0,
startLocY: 0,
dragArea: null
});
return _this;
}
_createClass(Highlight, [{
key: "_getDrawArea",
value: function _getDrawArea(xLoc, yLoc) {
var _this$state = this.state,
startLocX = _this$state.startLocX,
startLocY = _this$state.startLocY;
var _this$props = this.props,
enableX = _this$props.enableX,
enableY = _this$props.enableY,
highlightWidth = _this$props.highlightWidth,
highlightHeight = _this$props.highlightHeight,
innerWidth = _this$props.innerWidth,
innerHeight = _this$props.innerHeight,
marginLeft = _this$props.marginLeft,
marginRight = _this$props.marginRight,
marginBottom = _this$props.marginBottom,
marginTop = _this$props.marginTop;
var plotHeight = innerHeight + marginTop + marginBottom;
var plotWidth = innerWidth + marginLeft + marginRight;
var touchWidth = highlightWidth || plotWidth;
var touchHeight = highlightHeight || plotHeight;
return {
bottom: enableY ? Math.max(startLocY, yLoc) : touchHeight,
right: enableX ? Math.max(startLocX, xLoc) : touchWidth,
left: enableX ? Math.min(xLoc, startLocX) : 0,
top: enableY ? Math.min(yLoc, startLocY) : 0
};
}
}, {
key: "_getDragArea",
value: function _getDragArea(xLoc, yLoc) {
var _this$props2 = this.props,
enableX = _this$props2.enableX,
enableY = _this$props2.enableY;
var _this$state2 = this.state,
startLocX = _this$state2.startLocX,
startLocY = _this$state2.startLocY,
dragArea = _this$state2.dragArea;
return {
bottom: dragArea.bottom + (enableY ? yLoc - startLocY : 0),
left: dragArea.left + (enableX ? xLoc - startLocX : 0),
right: dragArea.right + (enableX ? xLoc - startLocX : 0),
top: dragArea.top + (enableY ? yLoc - startLocY : 0)
};
}
}, {
key: "_clickedOutsideDrag",
value: function _clickedOutsideDrag(xLoc, yLoc) {
var _this$props3 = this.props,
enableX = _this$props3.enableX,
enableY = _this$props3.enableY;
var _this$state3 = this.state,
dragArea = _this$state3.dragArea,
_this$state3$brushAre = _this$state3.brushArea,
left = _this$state3$brushAre.left,
right = _this$state3$brushAre.right,
top = _this$state3$brushAre.top,
bottom = _this$state3$brushAre.bottom;
var clickedOutsideDragX = dragArea && (xLoc < left || xLoc > right);
var clickedOutsideDragY = dragArea && (yLoc < top || yLoc > bottom);
if (enableX && enableY) {
return clickedOutsideDragX || clickedOutsideDragY;
}
if (enableX) {
return clickedOutsideDragX;
}
if (enableY) {
return clickedOutsideDragY;
}
return true;
}
}, {
key: "_convertAreaToCoordinates",
value: function _convertAreaToCoordinates(brushArea) {
// NOTE only continuous scales are supported for brushing/getting coordinates back
var _this$props4 = this.props,
enableX = _this$props4.enableX,
enableY = _this$props4.enableY,
marginLeft = _this$props4.marginLeft,
marginTop = _this$props4.marginTop;
var xScale = getAttributeScale(this.props, 'x');
var yScale = getAttributeScale(this.props, 'y'); // Ensure that users wishes are being respected about which scales are evaluated
// this is specifically enabled to ensure brushing on mixed categorical and linear
// charts will run as expected
if (enableX && enableY) {
return {
bottom: yScale.invert(brushArea.bottom),
left: xScale.invert(brushArea.left - marginLeft),
right: xScale.invert(brushArea.right - marginLeft),
top: yScale.invert(brushArea.top)
};
}
if (enableY) {
return {
bottom: yScale.invert(brushArea.bottom - marginTop),
top: yScale.invert(brushArea.top - marginTop)
};
}
if (enableX) {
return {
left: xScale.invert(brushArea.left - marginLeft),
right: xScale.invert(brushArea.right - marginLeft)
};
}
return {};
}
}, {
key: "startBrushing",
value: function startBrushing(e) {
var _this2 = this;
var _this$props5 = this.props,
onBrushStart = _this$props5.onBrushStart,
onDragStart = _this$props5.onDragStart,
drag = _this$props5.drag;
var dragArea = this.state.dragArea;
var _getLocs = getLocs(e.nativeEvent),
xLoc = _getLocs.xLoc,
yLoc = _getLocs.yLoc;
var startArea = function startArea(dragging, resetDrag) {
var emptyBrush = {
bottom: yLoc,
left: xLoc,
right: xLoc,
top: yLoc
};
_this2.setState({
dragging: dragging,
brushArea: dragArea && !resetDrag ? dragArea : emptyBrush,
brushing: !dragging,
startLocX: xLoc,
startLocY: yLoc
});
};
var clickedOutsideDrag = this._clickedOutsideDrag(xLoc, yLoc);
if (drag && !dragArea || !drag || clickedOutsideDrag) {
startArea(false, clickedOutsideDrag);
if (onBrushStart) {
onBrushStart(e);
}
return;
}
if (drag && dragArea) {
startArea(true, clickedOutsideDrag);
if (onDragStart) {
onDragStart(e);
}
}
}
}, {
key: "stopBrushing",
value: function stopBrushing() {
var _this$state4 = this.state,
brushing = _this$state4.brushing,
dragging = _this$state4.dragging,
brushArea = _this$state4.brushArea; // Quickly short-circuit if the user isn't brushing in our component
if (!brushing && !dragging) {
return;
}
var _this$props6 = this.props,
onBrushEnd = _this$props6.onBrushEnd,
onDragEnd = _this$props6.onDragEnd,
drag = _this$props6.drag;
var noHorizontal = Math.abs(brushArea.right - brushArea.left) < 5;
var noVertical = Math.abs(brushArea.top - brushArea.bottom) < 5; // Invoke the callback with null if the selected area was < 5px
var isNulled = noVertical || noHorizontal; // Clear the draw area
this.setState({
brushing: false,
dragging: false,
brushArea: drag ? brushArea : {
top: 0,
right: 0,
bottom: 0,
left: 0
},
startLocX: 0,
startLocY: 0,
dragArea: drag && !isNulled && brushArea
});
if (brushing && onBrushEnd) {
onBrushEnd(!isNulled ? this._convertAreaToCoordinates(brushArea) : null);
}
if (drag && onDragEnd) {
onDragEnd(!isNulled ? this._convertAreaToCoordinates(brushArea) : null);
}
}
}, {
key: "onBrush",
value: function onBrush(e) {
var _this$props7 = this.props,
onBrush = _this$props7.onBrush,
onDrag = _this$props7.onDrag,
drag = _this$props7.drag;
var _this$state5 = this.state,
brushing = _this$state5.brushing,
dragging = _this$state5.dragging;
var _getLocs2 = getLocs(e.nativeEvent),
xLoc = _getLocs2.xLoc,
yLoc = _getLocs2.yLoc;
if (brushing) {
var brushArea = this._getDrawArea(xLoc, yLoc);
this.setState({
brushArea: brushArea
});
if (onBrush) {
onBrush(this._convertAreaToCoordinates(brushArea));
}
}
if (drag && dragging) {
var _brushArea = this._getDragArea(xLoc, yLoc);
this.setState({
brushArea: _brushArea
});
if (onDrag) {
onDrag(this._convertAreaToCoordinates(_brushArea));
}
}
}
}, {
key: "render",
value: function render() {
var _this3 = this;
var _this$props8 = this.props,
color = _this$props8.color,
className = _this$props8.className,
highlightHeight = _this$props8.highlightHeight,
highlightWidth = _this$props8.highlightWidth,
highlightX = _this$props8.highlightX,
highlightY = _this$props8.highlightY,
innerWidth = _this$props8.innerWidth,
innerHeight = _this$props8.innerHeight,
marginLeft = _this$props8.marginLeft,
marginRight = _this$props8.marginRight,
marginTop = _this$props8.marginTop,
marginBottom = _this$props8.marginBottom,
opacity = _this$props8.opacity;
var _this$state$brushArea = this.state.brushArea,
left = _this$state$brushArea.left,
right = _this$state$brushArea.right,
top = _this$state$brushArea.top,
bottom = _this$state$brushArea.bottom;
var leftPos = 0;
if (highlightX) {
var xScale = getAttributeScale(this.props, 'x');
leftPos = xScale(highlightX);
}
var topPos = 0;
if (highlightY) {
var yScale = getAttributeScale(this.props, 'y');
topPos = yScale(highlightY);
}
var plotWidth = marginLeft + marginRight + innerWidth;
var plotHeight = marginTop + marginBottom + innerHeight;
var touchWidth = highlightWidth || plotWidth;
var touchHeight = highlightHeight || plotHeight;
return /*#__PURE__*/React.createElement("g", {
transform: "translate(".concat(leftPos, ", ").concat(topPos, ")"),
className: getCombinedClassName(className, 'rv-highlight-container')
}, /*#__PURE__*/React.createElement("rect", {
className: "rv-mouse-target",
fill: "black",
opacity: "0",
x: "0",
y: "0",
width: Math.max(touchWidth, 0),
height: Math.max(touchHeight, 0),
onMouseDown: function onMouseDown(e) {
return _this3.startBrushing(e);
},
onMouseMove: function onMouseMove(e) {
return _this3.onBrush(e);
},
onMouseUp: function onMouseUp(e) {
return _this3.stopBrushing(e);
},
onMouseLeave: function onMouseLeave(e) {
return _this3.stopBrushing(e);
} // preventDefault() so that mouse event emulation does not happen
,
onTouchEnd: function onTouchEnd(e) {
e.preventDefault();
_this3.stopBrushing(e);
},
onTouchCancel: function onTouchCancel(e) {
e.preventDefault();
_this3.stopBrushing(e);
},
onContextMenu: function onContextMenu(e) {
return e.preventDefault();
},
onContextMenuCapture: function onContextMenuCapture(e) {
return e.preventDefault();
}
}), /*#__PURE__*/React.createElement("rect", {
className: "rv-highlight",
pointerEvents: "none",
opacity: opacity,
fill: color,
x: left,
y: top,
width: Math.min(Math.max(0, right - left), touchWidth),
height: Math.min(Math.max(0, bottom - top), touchHeight)
}));
}
}]);
return Highlight;
}(AbstractSeries);
Highlight.displayName = 'HighlightOverlay';
Highlight.defaultProps = {
color: 'rgb(77, 182, 172)',
className: '',
enableX: true,
enableY: true,
opacity: 0.3
};
Highlight.propTypes = _objectSpread(_objectSpread({}, AbstractSeries.propTypes), {}, {
enableX: PropTypes.bool,
enableY: PropTypes.bool,
highlightHeight: PropTypes.number,
highlightWidth: PropTypes.number,
highlightX: PropTypes.oneOfType([PropTypes.string, PropTypes.number]),
highlightY: PropTypes.oneOfType([PropTypes.string, PropTypes.number]),
onBrushStart: PropTypes.func,
onDragStart: PropTypes.func,
onBrush: PropTypes.func,
onDrag: PropTypes.func,
onBrushEnd: PropTypes.func,
onDragEnd: PropTypes.func
});
export default Highlight;