recharts
Version:
React charts
222 lines (219 loc) • 9.56 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.useBrushChartSynchronisation = useBrushChartSynchronisation;
exports.useSynchronisedEventsFromOtherCharts = useSynchronisedEventsFromOtherCharts;
exports.useTooltipChartSynchronisation = useTooltipChartSynchronisation;
var _react = require("react");
var _hooks = require("../state/hooks");
var _rootPropsSelectors = require("../state/selectors/rootPropsSelectors");
var _Events = require("../util/Events");
var _optionsSlice = require("../state/optionsSlice");
var _tooltipSlice = require("../state/tooltipSlice");
var _selectors = require("../state/selectors/selectors");
var _tooltipSelectors = require("../state/selectors/tooltipSelectors");
var _syncSelectors = require("./syncSelectors");
var _chartLayoutContext = require("../context/chartLayoutContext");
var _chartDataSlice = require("../state/chartDataSlice");
var noop = () => {};
function useTooltipSyncEventsListener() {
var mySyncId = (0, _hooks.useAppSelector)(_rootPropsSelectors.selectSyncId);
var myEventEmitter = (0, _hooks.useAppSelector)(_rootPropsSelectors.selectEventEmitter);
var dispatch = (0, _hooks.useAppDispatch)();
var syncMethod = (0, _hooks.useAppSelector)(_rootPropsSelectors.selectSyncMethod);
var tooltipTicks = (0, _hooks.useAppSelector)(_tooltipSelectors.selectTooltipAxisTicks);
var layout = (0, _chartLayoutContext.useChartLayout)();
var viewBox = (0, _chartLayoutContext.useViewBox)();
var className = (0, _hooks.useAppSelector)(state => state.rootProps.className);
(0, _react.useEffect)(() => {
if (mySyncId == null) {
// This chart is not synchronised with any other chart so we don't need to listen for any events.
return noop;
}
var listener = (incomingSyncId, action, emitter) => {
if (myEventEmitter === emitter) {
// We don't want to dispatch actions that we sent ourselves.
return;
}
if (mySyncId !== incomingSyncId) {
// This event is not for this chart
return;
}
if (syncMethod === 'index') {
dispatch(action);
// This is the default behaviour, we don't need to do anything else.
return;
}
if (tooltipTicks == null) {
// for the other two sync methods, we need the ticks to be available
return;
}
var activeTick;
if (typeof syncMethod === 'function') {
/*
* This is what the data shape in 2.x CategoricalChartState used to look like.
* In 3.x we store things differently but let's try to keep the old shape for compatibility.
*/
var syncMethodParam = {
activeTooltipIndex: action.payload.index == null ? undefined : Number(action.payload.index),
isTooltipActive: action.payload.active,
activeIndex: action.payload.index == null ? undefined : Number(action.payload.index),
activeLabel: action.payload.label,
activeDataKey: action.payload.dataKey,
activeCoordinate: action.payload.coordinate
};
// Call a callback function. If there is an application specific algorithm
var activeTooltipIndex = syncMethod(tooltipTicks, syncMethodParam);
activeTick = tooltipTicks[activeTooltipIndex];
} else if (syncMethod === 'value') {
// labels are always strings, tick.value might be a string or a number, depending on axis type
activeTick = tooltipTicks.find(tick => String(tick.value) === action.payload.label);
}
var {
coordinate
} = action.payload;
if (activeTick == null || action.payload.active === false || coordinate == null || viewBox == null) {
dispatch((0, _tooltipSlice.setSyncInteraction)({
active: false,
coordinate: undefined,
dataKey: undefined,
index: null,
label: undefined
}));
return;
}
var {
x,
y
} = coordinate;
var validateChartX = Math.min(x, viewBox.x + viewBox.width);
var validateChartY = Math.min(y, viewBox.y + viewBox.height);
var activeCoordinate = {
x: layout === 'horizontal' ? activeTick.coordinate : validateChartX,
y: layout === 'horizontal' ? validateChartY : activeTick.coordinate
};
var syncAction = (0, _tooltipSlice.setSyncInteraction)({
active: action.payload.active,
coordinate: activeCoordinate,
dataKey: action.payload.dataKey,
index: String(activeTick.index),
label: action.payload.label
});
dispatch(syncAction);
};
_Events.eventCenter.on(_Events.TOOLTIP_SYNC_EVENT, listener);
return () => {
_Events.eventCenter.off(_Events.TOOLTIP_SYNC_EVENT, listener);
};
}, [className, dispatch, myEventEmitter, mySyncId, syncMethod, tooltipTicks, layout, viewBox]);
}
function useBrushSyncEventsListener() {
var mySyncId = (0, _hooks.useAppSelector)(_rootPropsSelectors.selectSyncId);
var myEventEmitter = (0, _hooks.useAppSelector)(_rootPropsSelectors.selectEventEmitter);
var dispatch = (0, _hooks.useAppDispatch)();
(0, _react.useEffect)(() => {
if (mySyncId == null) {
// This chart is not synchronised with any other chart so we don't need to listen for any events.
return noop;
}
var listener = (incomingSyncId, action, emitter) => {
if (myEventEmitter === emitter) {
// We don't want to dispatch actions that we sent ourselves.
return;
}
if (mySyncId === incomingSyncId) {
dispatch((0, _chartDataSlice.setDataStartEndIndexes)(action));
}
};
_Events.eventCenter.on(_Events.BRUSH_SYNC_EVENT, listener);
return () => {
_Events.eventCenter.off(_Events.BRUSH_SYNC_EVENT, listener);
};
}, [dispatch, myEventEmitter, mySyncId]);
}
/**
* Will receive synchronisation events from other charts.
*
* Reads syncMethod from state and decides how to synchronise the tooltip based on that.
*
* @returns void
*/
function useSynchronisedEventsFromOtherCharts() {
var dispatch = (0, _hooks.useAppDispatch)();
(0, _react.useEffect)(() => {
dispatch((0, _optionsSlice.createEventEmitter)());
}, [dispatch]);
useTooltipSyncEventsListener();
useBrushSyncEventsListener();
}
/**
* Will send events to other charts.
* If syncId is undefined, no events will be sent.
*
* This ignores the syncMethod, because that is set and computed on the receiving end.
*
* @param tooltipEventType from Tooltip
* @param trigger from Tooltip
* @param activeCoordinate from state
* @param activeLabel from state
* @param activeIndex from state
* @param isTooltipActive from state
* @returns void
*/
function useTooltipChartSynchronisation(tooltipEventType, trigger, activeCoordinate, activeLabel, activeIndex, isTooltipActive) {
var activeDataKey = (0, _hooks.useAppSelector)(state => (0, _selectors.selectTooltipDataKey)(state, tooltipEventType, trigger));
var eventEmitterSymbol = (0, _hooks.useAppSelector)(_rootPropsSelectors.selectEventEmitter);
var syncId = (0, _hooks.useAppSelector)(_rootPropsSelectors.selectSyncId);
var syncMethod = (0, _hooks.useAppSelector)(_rootPropsSelectors.selectSyncMethod);
var tooltipState = (0, _hooks.useAppSelector)(_syncSelectors.selectSynchronisedTooltipState);
var isReceivingSynchronisation = tooltipState === null || tooltipState === void 0 ? void 0 : tooltipState.active;
(0, _react.useEffect)(() => {
if (isReceivingSynchronisation) {
/*
* This chart currently has active tooltip, synchronised from another chart.
* Let's not send any outgoing synchronisation events while that's happening
* to avoid infinite loops.
*/
return;
}
if (syncId == null) {
/*
* syncId is not set, means that this chart is not synchronised with any other chart,
* means we don't need to send synchronisation events
*/
return;
}
if (eventEmitterSymbol == null) {
/*
* When using Recharts internal hooks and selectors outside charts context,
* these properties will be undefined. Let's return silently instead of throwing an error.
*/
return;
}
var syncAction = (0, _tooltipSlice.setSyncInteraction)({
active: isTooltipActive,
coordinate: activeCoordinate,
dataKey: activeDataKey,
index: activeIndex,
label: typeof activeLabel === 'number' ? String(activeLabel) : activeLabel
});
_Events.eventCenter.emit(_Events.TOOLTIP_SYNC_EVENT, syncId, syncAction, eventEmitterSymbol);
}, [isReceivingSynchronisation, activeCoordinate, activeDataKey, activeIndex, activeLabel, eventEmitterSymbol, syncId, syncMethod, isTooltipActive]);
}
function useBrushChartSynchronisation() {
var syncId = (0, _hooks.useAppSelector)(_rootPropsSelectors.selectSyncId);
var eventEmitterSymbol = (0, _hooks.useAppSelector)(_rootPropsSelectors.selectEventEmitter);
var brushStartIndex = (0, _hooks.useAppSelector)(state => state.chartData.dataStartIndex);
var brushEndIndex = (0, _hooks.useAppSelector)(state => state.chartData.dataEndIndex);
(0, _react.useEffect)(() => {
if (syncId == null || brushStartIndex == null || brushEndIndex == null || eventEmitterSymbol == null) {
return;
}
var syncAction = {
startIndex: brushStartIndex,
endIndex: brushEndIndex
};
_Events.eventCenter.emit(_Events.BRUSH_SYNC_EVENT, syncId, syncAction, eventEmitterSymbol);
}, [brushEndIndex, brushStartIndex, eventEmitterSymbol, syncId]);
}