Press n or j to go to the next uncovered block, b, p or k for the previous block.
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1x 1x 1x 4x 4x 80x 80x 4x 4x 1x 1x 1x 1x 1x 1x 13x 13x 13x 1x 1x 1x 1x 1x 1x 13x 13x 1x 1x 13x 13x 1x 1x 13x 13x 13x 13x 13x 13x 1x 1x 6x 6x 6x 6x 6x 6x 6x 6x 6x 6x 6x 6x 6x 6x 6x 1x 1x 1x 1x 1x 8x 8x 8x 8x 8x 8x 8x 8x 8x 8x 8x 8x 8x 8x 8x 8x 8x 8x 8x 8x 8x 8x 8x 8x 8x 8x 1x 1x 1x 1x 129x 129x 129x 129x 129x 129x 129x 129x 129x 129x 129x 129x 129x 129x 129x 129x 129x 129x 1x 1x 1x 129x 129x 129x 129x 129x 129x 129x 129x 129x 129x 129x 129x 129x 129x 129x 114x 114x 129x 129x 114x 114x 114x 1x 1x 1x 1x 65x 65x 1x 1x 1x 134x 134x 134x 134x 134x 134x 134x 1x 1x 17x 17x 1x 1x 15x 13x 13x 15x 1x 1x 270x 270x 1x 1x 1x 14x 14x 14x 14x 14x 1x 1x 1x 1x 1x 1x 118x 118x 118x 93x 118x 118x 1x 1x 10x 10x 1x 1x 131x 131x 60x 131x 131x 131x 131x 131x 11x 1x 1x 1x 11x 120x 120x 25x 25x 25x 25x 131x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 8x 8x 1x 1x 1x 1x 10x 10x 1x 1x 10x 10x 7x 7x 1x 1x 10x 10x 10x 1x 1x 10x 10x 1x 1x 10x 10x 10x 1x 1x 10x 10x 1x 1x 10x 10x 1x 1x 10x 10x 10x 10x 3x 3x 3x 10x 10x 1x 1x 10x 10x 3x 3x 3x 3x 10x 10x 1x 1x 12x 11x 11x 1x 1x 1x 12x 12x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 12x 12x 1x 1x 12x 12x 1x 1x 1x 12x 12x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x | import * as React from "react"
import * as ReactDOMServer from "react-dom/server"
import {
observable,
computed,
action,
autorun,
runInAction,
reaction,
IReactionDisposer,
} from "mobx"
import { bind } from "decko"
import {
uniqWith,
isEqual,
uniq,
slugify,
identity,
lowerCaseFirstLetterUnlessAbbreviation,
isMobile,
isVisible,
throttle,
next,
sampleFrom,
range,
difference,
exposeInstanceOnWindow,
findClosestTime,
excludeUndefined,
debounce,
isInIFrame,
differenceObj,
fetchWithRetries,
} from "../../clientUtils/Util"
import { QueryParams } from "../../clientUtils/urls/UrlUtils"
import {
ChartTypeName,
GrapherTabOption,
ScaleType,
StackMode,
EntitySelectionMode,
ScatterPointLabelStrategy,
RelatedQuestionsConfig,
BASE_FONT_SIZE,
CookieKey,
FacetStrategy,
ThereWasAProblemLoadingThisChart,
SeriesColorMap,
FacetAxisDomain,
} from "../core/GrapherConstants"
import { OwidVariablesAndEntityKey } from "../../clientUtils/OwidVariable"
import * as Cookies from "js-cookie"
import {
ChartDimension,
LegacyDimensionsManager,
} from "../chart/ChartDimension"
import { Bounds, DEFAULT_BOUNDS } from "../../clientUtils/Bounds"
import { TooltipProps, TooltipManager } from "../tooltip/TooltipProps"
import {
minTimeBoundFromJSONOrNegativeInfinity,
maxTimeBoundFromJSONOrPositiveInfinity,
TimeBounds,
getTimeDomainFromQueryString,
TimeBound,
minTimeToJSON,
maxTimeToJSON,
timeBoundToTimeBoundString,
} from "../../clientUtils/TimeBounds"
import {
strToQueryParams,
queryParamsToStr,
setWindowQueryStr,
} from "../../clientUtils/urls/UrlUtils"
import { populationMap } from "../../coreTable/PopulationMap"
import {
GrapherInterface,
grapherKeysToSerialize,
GrapherQueryParams,
LegacyGrapherInterface,
} from "../core/GrapherInterface"
import { DimensionSlot } from "../chart/DimensionSlot"
import {
getSelectedEntityNamesParam,
setSelectedEntityNamesParam,
} from "./EntityUrlBuilder"
import { MapProjectionName } from "../mapCharts/MapProjections"
import { LogoOption } from "../captionedChart/Logos"
import { AxisConfig, FontSizeManager } from "../axis/AxisConfig"
import { ColorScaleConfig } from "../color/ColorScaleConfig"
import { MapConfig } from "../mapCharts/MapConfig"
import { ComparisonLineConfig } from "../scatterCharts/ComparisonLine"
import {
objectWithPersistablesToObject,
deleteRuntimeAndUnchangedProps,
updatePersistables,
} from "../../clientUtils/persistable/Persistable"
import { ColumnSlugs, Time } from "../../coreTable/CoreTableConstants"
import { isOnTheMap } from "../mapCharts/EntitiesOnTheMap"
import { ChartManager } from "../chart/ChartManager"
import { FontAwesomeIcon } from "@fortawesome/react-fontawesome"
import { faExclamationTriangle } from "@fortawesome/free-solid-svg-icons/faExclamationTriangle"
import {
AbsRelToggleManager,
FacetStrategyDropdownManager,
FooterControls,
FooterControlsManager,
SmallCountriesFilterManager,
} from "../controls/Controls"
import { TooltipView } from "../tooltip/Tooltip"
import { EntitySelectorModal } from "../controls/EntitySelectorModal"
import { DownloadTab, DownloadTabManager } from "../downloadTab/DownloadTab"
import * as ReactDOM from "react-dom"
import { observer } from "mobx-react"
import "d3-transition"
import { SourcesTab, SourcesTabManager } from "../sourcesTab/SourcesTab"
import { DataTable, DataTableManager } from "../dataTable/DataTable"
import { MapChartManager } from "../mapCharts/MapChartConstants"
import { MapChart } from "../mapCharts/MapChart"
import { DiscreteBarChartManager } from "../barCharts/DiscreteBarChartConstants"
import { Command, CommandPalette } from "../controls/CommandPalette"
import { ShareMenuManager } from "../controls/ShareMenu"
import {
CaptionedChart,
CaptionedChartManager,
StaticCaptionedChart,
} from "../captionedChart/CaptionedChart"
import {
TimelineController,
TimelineManager,
} from "../timeline/TimelineController"
import {
EntityId,
EntityName,
OwidColumnDef,
} from "../../coreTable/OwidTableConstants"
import { BlankOwidTable, OwidTable } from "../../coreTable/OwidTable"
import * as Mousetrap from "mousetrap"
import { SlideShowController } from "../slideshowController/SlideShowController"
import {
ChartComponentClassMap,
DefaultChartClass,
} from "../chart/ChartTypeMap"
import { ColorSchemeName } from "../color/ColorConstants"
import { SelectionArray } from "../selection/SelectionArray"
import { legacyToOwidTableAndDimensions } from "./LegacyToOwidTable"
import { ScatterPlotManager } from "../scatterCharts/ScatterPlotChartConstants"
import { autoDetectYColumnSlugs } from "../chart/ChartUtils"
import classNames from "classnames"
import { GrapherAnalytics } from "./GrapherAnalytics"
import {
ADMIN_BASE_URL,
BAKED_GRAPHER_URL,
} from "../../settings/clientSettings"
import { legacyToCurrentGrapherQueryParams } from "./GrapherUrlMigrations"
import { Url } from "../../clientUtils/urls/Url"
import {
Annotation,
ColumnSlug,
DimensionProperty,
SortBy,
SortConfig,
SortOrder,
} from "../../clientUtils/owidTypes"
import { ColumnTypeMap, CoreColumn } from "../../coreTable/CoreTableColumns"
import { ChartInterface } from "../chart/ChartInterface"
import { OwidChartDimensionInterface } from "../../clientUtils/OwidVariableDisplayConfigInterface"
import { MarimekkoChartManager } from "../stackedCharts/MarimekkoChartConstants"
import { AxisConfigInterface } from "../axis/AxisConfigInterface"
import Bugsnag from "@bugsnag/js"
import { FacetChartManager } from "../facetChart/FacetChartConstants"
declare const window: any
const legacyConfigToConfig = (
config: LegacyGrapherInterface | GrapherInterface
): GrapherInterface => {
const legacyConfig = config as LegacyGrapherInterface
if (!legacyConfig.selectedData) return legacyConfig
const newConfig = { ...legacyConfig } as GrapherInterface
newConfig.selectedEntityIds = uniq(
legacyConfig.selectedData.map((row) => row.entityId)
) // We need to do uniq because an EntityName may appear multiple times in the old graphers, once for each dimension
return newConfig
}
const DEFAULT_MS_PER_TICK = 100
// Exactly the same as GrapherInterface, but contains options that developers want but authors won't be touching.
export interface GrapherProgrammaticInterface extends GrapherInterface {
owidDataset?: OwidVariablesAndEntityKey // This is temporarily used for testing. Will be removed
manuallyProvideData?: boolean // This will be removed.
hideEntityControls?: boolean
queryStr?: string
isMediaCard?: boolean
bounds?: Bounds
table?: OwidTable
bakedGrapherURL?: string
adminBaseUrl?: string
env?: string
getGrapherInstance?: (instance: Grapher) => void
enableKeyboardShortcuts?: boolean
bindUrlToWindow?: boolean
isEmbeddedInAnOwidPage?: boolean
manager?: GrapherManager
}
export interface GrapherManager {
canonicalUrl?: string
embedDialogUrl?: string
embedDialogAdditionalElements?: React.ReactElement
selection?: SelectionArray
editUrl?: string
}
@observer
export class Grapher
extends React.Component<GrapherProgrammaticInterface>
implements
TimelineManager,
ChartManager,
FontSizeManager,
CaptionedChartManager,
SourcesTabManager,
DownloadTabManager,
DiscreteBarChartManager,
LegacyDimensionsManager,
ShareMenuManager,
SmallCountriesFilterManager,
AbsRelToggleManager,
TooltipManager,
FooterControlsManager,
DataTableManager,
ScatterPlotManager,
MarimekkoChartManager,
FacetStrategyDropdownManager,
FacetChartManager,
MapChartManager
{
@observable.ref type = ChartTypeName.LineChart
@observable.ref id?: number = undefined
@observable.ref version = 1
@observable.ref slug?: string = undefined
@observable.ref title?: string = undefined
@observable.ref subtitle = ""
@observable.ref sourceDesc?: string = undefined
@observable.ref note = ""
@observable.ref hideTitleAnnotation?: boolean = undefined
@observable.ref minTime?: TimeBound = undefined
@observable.ref maxTime?: TimeBound = undefined
@observable.ref timelineMinTime?: Time = undefined
@observable.ref timelineMaxTime?: Time = undefined
@observable.ref addCountryMode = EntitySelectionMode.MultipleEntities
@observable.ref stackMode = StackMode.absolute
@observable.ref showNoDataArea: boolean = true
@observable.ref hideLegend?: boolean = false
@observable.ref logo?: LogoOption = undefined
@observable.ref hideLogo?: boolean = undefined
@observable.ref hideRelativeToggle? = true
@observable.ref entityType = "country"
@observable.ref entityTypePlural = "countries"
@observable.ref hideTimeline?: boolean = undefined
@observable.ref zoomToSelection?: boolean = undefined
@observable.ref minPopulationFilter?: number = undefined
@observable.ref showYearLabels?: boolean = undefined // Always show year in labels for bar charts
@observable.ref hasChartTab: boolean = true
@observable.ref hasMapTab: boolean = false
@observable.ref tab = GrapherTabOption.chart
@observable.ref overlay?: GrapherTabOption = undefined
@observable.ref internalNotes = ""
@observable.ref variantName?: string = undefined
@observable.ref originUrl = ""
@observable.ref isPublished?: boolean = undefined
@observable.ref baseColorScheme?: ColorSchemeName = undefined
@observable.ref invertColorScheme?: boolean = undefined
@observable.ref hideLinesOutsideTolerance?: boolean = undefined
@observable hideConnectedScatterLines?: boolean = undefined // Hides lines between points when timeline spans multiple years. Requested by core-econ for certain charts
@observable
scatterPointLabelStrategy?: ScatterPointLabelStrategy = undefined
@observable.ref compareEndPointsOnly?: boolean = undefined
@observable.ref matchingEntitiesOnly?: boolean = undefined
/** Hides the total value label that is normally displayed for stacked bar charts */
@observable.ref hideTotalValueLabel?: boolean = undefined
@observable.ref xAxis = new AxisConfig(undefined, this)
@observable.ref yAxis = new AxisConfig(undefined, this)
@observable colorScale = new ColorScaleConfig()
@observable map = new MapConfig()
@observable.ref dimensions: ChartDimension[] = []
@observable ySlugs?: ColumnSlugs = undefined
@observable xSlug?: ColumnSlug = undefined
@observable colorSlug?: ColumnSlug = undefined
@observable sizeSlug?: ColumnSlug = undefined
@observable tableSlugs?: ColumnSlugs = undefined
@observable backgroundSeriesLimit?: number = undefined
@observable selectedEntityNames: EntityName[] = []
@observable selectedEntityColors: { [entityName: string]: string } = {}
@observable selectedEntityIds: EntityId[] = []
@observable excludedEntities?: number[] = undefined
/** IncludedEntities are ususally empty which means use all available entites. When
includedEntities is set it means "only use these entities". excludedEntities
are evaluated afterwards and can still remove entities even if they were included before.
*/
@observable includedEntities?: number[] = undefined
@observable comparisonLines: ComparisonLineConfig[] = [] // todo: Persistables?
@observable relatedQuestions: RelatedQuestionsConfig[] = [] // todo: Persistables?
@observable.ref annotation?: Annotation = undefined
@observable hideFacetControl?: boolean = true
// the desired faceting strategy, which might not be possible if we change the data
@observable selectedFacetStrategy?: FacetStrategy = undefined
@observable sortBy?: SortBy
@observable sortOrder?: SortOrder
@observable sortColumnSlug?: string
owidDataset?: OwidVariablesAndEntityKey = undefined // This is temporarily used for testing. Will be removed
manuallyProvideData? = false // This will be removed.
// TODO: Pass these 5 in as options, don't get them as globals.
isDev = this.props.env === "development"
analytics = new GrapherAnalytics(this.props.env ?? "")
isEditor =
typeof window !== "undefined" && (window as any).isEditor === true
@observable bakedGrapherURL = BAKED_GRAPHER_URL
adminBaseUrl = ADMIN_BASE_URL
@observable.ref inputTable: OwidTable
@observable.ref legacyConfigAsAuthored: Partial<LegacyGrapherInterface> = {}
@computed get dataTableSlugs(): ColumnSlug[] {
return this.tableSlugs ? this.tableSlugs.split(" ") : this.newSlugs
}
/**
* todo: factor this out and make more RAII.
*
* Explorers create 1 Grapher instance, but as the user clicks around the Explorer loads other author created Graphers.
* But currently some Grapher features depend on knowing how the current state is different than the "authored state".
* So when an Explorer updates the grapher, it also needs to update this "original state".
*/
@action.bound setAuthoredVersion(
config: Partial<LegacyGrapherInterface>
): void {
this.legacyConfigAsAuthored = config
}
@action.bound updateAuthoredVersion(
config: Partial<LegacyGrapherInterface>
): void {
this.legacyConfigAsAuthored = {
...this.legacyConfigAsAuthored,
...config,
}
}
constructor(
propsWithGrapherInstanceGetter: GrapherProgrammaticInterface = {}
) {
super(propsWithGrapherInstanceGetter)
const { getGrapherInstance, ...props } = propsWithGrapherInstanceGetter
this.inputTable = props.table ?? BlankOwidTable(`initialGrapherTable`)
const modernConfig = props ? legacyConfigToConfig(props) : props
if (props) this.setAuthoredVersion(props)
this.updateFromObject(modernConfig)
if (!props.table) this.downloadData()
this.populateFromQueryParams(
legacyToCurrentGrapherQueryParams(props.queryStr ?? "")
)
if (this.isEditor) this.ensureValidConfigWhenEditing()
if (getGrapherInstance) getGrapherInstance(this) // todo: possibly replace with more idiomatic ref
this.checkVisibility = throttle(this.checkVisibility, 400)
}
toObject(): GrapherInterface {
const obj: GrapherInterface = objectWithPersistablesToObject(
this,
grapherKeysToSerialize
)
if (this.selection.hasSelection)
obj.selectedEntityNames = this.selection.selectedEntityNames
deleteRuntimeAndUnchangedProps(obj, defaultObject)
// todo: nulls got into the DB for this one. we can remove after moving Graphers from DB.
if (obj.stackMode === null) delete obj.stackMode
// JSON doesn't support Infinity, so we use strings instead.
if (obj.minTime) obj.minTime = minTimeToJSON(this.minTime) as any
if (obj.maxTime) obj.maxTime = maxTimeToJSON(this.maxTime) as any
// todo: remove dimensions concept
// if (this.legacyConfigAsAuthored?.dimensions)
// obj.dimensions = this.legacyConfigAsAuthored.dimensions
return obj
}
@action.bound downloadData(): void {
if (this.manuallyProvideData) {
} else if (this.owidDataset)
this._receiveOwidDataAndApplySelection(this.owidDataset)
else this.downloadLegacyDataFromOwidVariableIds()
}
@action.bound updateFromObject(obj?: GrapherProgrammaticInterface): void {
if (!obj) return
// we can remove when we purge current graphers which have this set.
if (obj.stackMode === null) delete obj.stackMode
updatePersistables(this, obj)
// Regression fix: some legacies have this set to Null. Todo: clean DB.
if (obj.originUrl === null) this.originUrl = ""
// JSON doesn't support Infinity, so we use strings instead.
this.minTime = minTimeBoundFromJSONOrNegativeInfinity(obj.minTime)
this.maxTime = maxTimeBoundFromJSONOrPositiveInfinity(obj.maxTime)
// Todo: remove once we are more RAII.
if (obj?.dimensions?.length)
this.setDimensionsFromConfigs(obj.dimensions)
}
@action.bound populateFromQueryParams(params: GrapherQueryParams): void {
// Set tab if specified
const tab = params.tab
if (tab) {
if (!this.availableTabs.includes(tab as GrapherTabOption))
console.error("Unexpected tab: " + tab)
else this.tab = tab as GrapherTabOption
}
const overlay = params.overlay
if (overlay) {
if (!this.availableTabs.includes(overlay as GrapherTabOption))
console.error("Unexpected overlay: " + overlay)
else this.overlay = overlay as GrapherTabOption
}
// Stack mode for bar and stacked area charts
this.stackMode = (params.stackMode ?? this.stackMode) as StackMode
this.zoomToSelection =
params.zoomToSelection === "true" ? true : this.zoomToSelection
this.minPopulationFilter = params.minPopulationFilter
? parseInt(params.minPopulationFilter)
: this.minPopulationFilter
// Axis scale mode
const xScaleType = params.xScale
if (xScaleType) {
if (xScaleType === ScaleType.linear || xScaleType === ScaleType.log)
this.xAxis.scaleType = xScaleType
else console.error("Unexpected xScale: " + xScaleType)
}
const yScaleType = params.yScale
if (yScaleType) {
if (yScaleType === ScaleType.linear || yScaleType === ScaleType.log)
this.yAxis.scaleType = yScaleType
else console.error("Unexpected xScale: " + yScaleType)
}
const time = params.time
if (time !== undefined && time !== "")
this.setTimeFromTimeQueryParam(time)
const endpointsOnly = params.endpointsOnly
if (endpointsOnly !== undefined)
this.compareEndPointsOnly = endpointsOnly === "1" ? true : undefined
const region = params.region
if (region !== undefined)
this.map.projection = region as MapProjectionName
const selection = getSelectedEntityNamesParam(
Url.fromQueryParams(params)
)
if (this.addCountryMode !== EntitySelectionMode.Disabled && selection)
this.selection.setSelectedEntities(selection)
// faceting
if (params.facet && params.facet in FacetStrategy) {
this.selectedFacetStrategy = params.facet as FacetStrategy
}
if (params.uniformYAxis === "0") {
this.yAxis.facetDomain = FacetAxisDomain.independent
} else if (params.uniformYAxis === "1") {
this.yAxis.facetDomain = FacetAxisDomain.shared
}
}
@action.bound private setTimeFromTimeQueryParam(time: string): void {
this.timelineHandleTimeBounds = getTimeDomainFromQueryString(time).map(
(time) => findClosestTime(this.times, time) ?? time
) as TimeBounds
}
@computed private get isChartOrMapTab(): boolean {
return this.tab === GrapherTabOption.chart || this.isOnMapTab
}
@computed private get isOnMapTab(): boolean {
return this.tab === GrapherTabOption.map
}
@computed get yAxisConfig(): Readonly<AxisConfigInterface> {
return this.yAxis.toObject()
}
@computed get xAxisConfig(): Readonly<AxisConfigInterface> {
return this.xAxis.toObject()
}
@computed get tableForSelection(): OwidTable {
// This table specifies which entities can be selected in the charts EntitySelectorModal.
// It should contain all entities that can be selected, and none more.
// Depending on the chart type, the criteria for being able to select an entity are
// different; e.g. for scatterplots, the entity needs to (1) not be excluded and
// (2) needs to have data for the x and y dimension.
if (this.isScatter || this.isSlopeChart)
// for scatter and slope charts, the `transformTable()` call takes care of removing
// all entities that cannot be selected
return this.tableAfterAuthorTimelineAndActiveChartTransform
// for other chart types, the `transformTable()` call would sometimes remove too many
// entities, and we want to use the inputTable instead (which should have exactly the
// entities where data is available)
return this.inputTable
}
// If an author sets a timeline filter run it early in the pipeline so to the charts it's as if the filtered times do not exist
@computed get tableAfterAuthorTimelineFilter(): OwidTable {
const table = this.inputTable
if (
this.timelineMinTime === undefined &&
this.timelineMaxTime === undefined
)
return table
return table.filterByTimeRange(
this.timelineMinTime ?? -Infinity,
this.timelineMaxTime ?? Infinity
)
}
// Convenience method for debugging
windowQueryParams(str = location.search): QueryParams {
return strToQueryParams(str)
}
@computed
private get tableAfterAuthorTimelineAndActiveChartTransform(): OwidTable {
const table = this.tableAfterAuthorTimelineFilter
if (!this.isReady || !this.isChartOrMapTab) return table
return this.chartInstance.transformTable(table)
}
@computed get chartInstance(): ChartInterface {
// Note: when timeline handles on a LineChart are collapsed into a single handle, the
// LineChart turns into a DiscreteBar.
return this.isOnMapTab
? new MapChart({ manager: this })
: this.chartInstanceExceptMap
}
// When Map becomes a first-class chart instance, we should drop this
@computed get chartInstanceExceptMap(): ChartInterface {
const chartTypeName =
this.typeExceptWhenLineChartAndSingleTimeThenWillBeBarChart
const ChartClass =
ChartComponentClassMap.get(chartTypeName) ?? DefaultChartClass
return new ChartClass({ manager: this })
}
@computed get table(): OwidTable {
return this.tableAfterAuthorTimelineFilter
}
@computed
get tableAfterAuthorTimelineAndActiveChartTransformAndPopulationFilter(): OwidTable {
const table = this.tableAfterAuthorTimelineAndActiveChartTransform
// todo: could make these separate memoized computeds to speed up
// todo: add cross filtering. 1 dimension at a time.
return this.minPopulationFilter
? table.filterByPopulationExcept(
this.minPopulationFilter,
this.selection.selectedEntityNames
)
: table
}
@computed
private get tableAfterAllTransformsAndFilters(): OwidTable {
const { startTime, endTime } = this
const table =
this
.tableAfterAuthorTimelineAndActiveChartTransformAndPopulationFilter
if (startTime === undefined || endTime === undefined) return table
if (this.isOnMapTab)
return table.filterByTargetTimes(
[endTime],
this.map.timeTolerance ??
table.get(this.mapColumnSlug).tolerance
)
if (
this.isDiscreteBar ||
this.isLineChartThatTurnedIntoDiscreteBar ||
this.isMarimekko
)
return table.filterByTargetTimes(
[endTime],
table.get(this.yColumnSlugs[0]).tolerance
)
if (this.isSlopeChart)
return table.filterByTargetTimes([startTime, endTime])
return table.filterByTimeRange(startTime, endTime)
}
@computed get transformedTable(): OwidTable {
return this.tableAfterAllTransformsAndFilters
}
@observable.ref isMediaCard = false
@observable.ref isExportingtoSvgOrPng = false
@observable.ref tooltip?: TooltipProps
@observable isPlaying = false
@observable.ref isSelectingData = false
private get isStaging(): boolean {
if (typeof location === undefined) return false
return location.host.includes("staging")
}
@computed get editUrl(): string | undefined {
if (!this.showAdminControls && !this.isDev && !this.isStaging)
return undefined
return `${this.adminBaseUrl}/admin/${
this.manager?.editUrl ?? `charts/${this.id}/edit`
}`
}
private populationFilterToggleOption = 1e6
// Make the default filter toggle option reflect what is initially loaded.
@computed get populationFilterOption(): number {
if (this.minPopulationFilter)
this.populationFilterToggleOption = this.minPopulationFilter
return this.populationFilterToggleOption
}
// Checks if the data 1) is about countries and 2) has countries with less than the filter option. Used to partly determine whether to show the filter control.
@computed private get hasCountriesSmallerThanFilterOption(): boolean {
return this.inputTable.availableEntityNames.some(
(entityName) =>
populationMap[entityName] &&
populationMap[entityName] < this.populationFilterOption
)
}
// at startDrag, we want to show the full axis
@observable.ref useTimelineDomains = false
/**
* Whether the chart is rendered in an Admin context (e.g. on owid.cloud).
*/
@computed get useAdminAPI(): boolean {
if (typeof window === "undefined") return false
return window.admin !== undefined
}
/**
* Whether the user viewing the chart is an admin and we should show admin controls,
* like the "Edit" option in the share menu.
*/
@computed get showAdminControls(): boolean {
// This cookie is set by visiting ourworldindata.org/identifyadmin on the static site.
// There is an iframe on owid.cloud to trigger a visit to that page.
return !!Cookies.get(CookieKey.isAdmin)
}
@action.bound
private async downloadLegacyDataFromOwidVariableIds(): Promise<void> {
if (this.variableIds.length === 0)
// No data to download
return
try {
if (this.useAdminAPI) {
const json = await window.admin.getJSON(
`/api/data/variables/${this.dataFileName}`
)
this._receiveOwidDataAndApplySelection(json)
} else {
const response = await fetchWithRetries(this.dataUrl)
if (!response.ok) throw new Error(response.statusText)
const json = await response.json()
this._receiveOwidDataAndApplySelection(json)
}
} catch (err) {
console.log(`Error fetching '${this.dataUrl}'`)
console.error(err)
}
}
@action.bound receiveOwidData(json: OwidVariablesAndEntityKey): void {
this._receiveOwidDataAndApplySelection(json)
}
@action.bound private _setInputTable(
json: OwidVariablesAndEntityKey,
legacyConfig: Partial<LegacyGrapherInterface>
): void {
const { dimensions, table } = legacyToOwidTableAndDimensions(
json,
legacyConfig
)
this.inputTable = table
// We need to reset the dimensions because some of them may have changed slugs in the legacy
// transformation (can happen when columns use targetTime)
this.setDimensionsFromConfigs(dimensions)
this.appendNewEntitySelectionOptions()
if (this.manager?.selection?.hasSelection) {
// Selection is managed externally, do nothing.
} else if (this.selection.hasSelection) {
// User has changed the selection, use theris
} else this.applyOriginalSelectionAsAuthored()
}
@action rebuildInputOwidTable(): void {
if (!this.legacyVariableDataJson) return
this._setInputTable(
this.legacyVariableDataJson,
this.legacyConfigAsAuthored
)
}
@observable private legacyVariableDataJson?: OwidVariablesAndEntityKey
@action.bound private _receiveOwidDataAndApplySelection(
json: OwidVariablesAndEntityKey
): void {
this.legacyVariableDataJson = json
this.rebuildInputOwidTable()
}
@action.bound appendNewEntitySelectionOptions(): void {
const { selection } = this
const currentEntities = selection.availableEntityNameSet
const missingEntities = this.availableEntities.filter(
(entity) => !currentEntities.has(entity.entityName)
)
selection.addAvailableEntityNames(missingEntities)
}
@action.bound private applyOriginalSelectionAsAuthored(): void {
if (this.selectedEntityNames.length)
this.selection.setSelectedEntities(this.selectedEntityNames)
else if (this.selectedEntityIds.length)
this.selection.setSelectedEntitiesByEntityId(this.selectedEntityIds)
}
@observable private _baseFontSize = BASE_FONT_SIZE
@computed get baseFontSize(): number {
if (this.isMediaCard) return 24
else if (this.isExportingtoSvgOrPng) return 18
return this._baseFontSize
}
set baseFontSize(val: number) {
this._baseFontSize = val
}
// Ready to go iff we have retrieved data for every variable associated with the chart
@computed get isReady(): boolean {
return this.whatAreWeWaitingFor === ""
}
@computed get whatAreWeWaitingFor(): string {
const { newSlugs, inputTable, dimensions } = this
if (newSlugs.length || dimensions.length === 0) {
const missingColumns = newSlugs.filter(
(slug) => !inputTable.has(slug)
)
return missingColumns.length
? `Waiting for columns ${missingColumns.join(",")} in table '${
inputTable.tableSlug
}'. ${inputTable.tableDescription}`
: ""
}
if (dimensions.length > 0 && this.loadingDimensions.length === 0)
return ""
return `Waiting for dimensions ${this.loadingDimensions.join(",")}.`
}
// If we are using new slugs and not dimensions, Grapher is ready.
@computed get newSlugs(): string[] {
const { xSlug, colorSlug, sizeSlug } = this
const ySlugs = this.ySlugs ? this.ySlugs.split(" ") : []
return excludeUndefined([...ySlugs, xSlug, colorSlug, sizeSlug])
}
@computed private get loadingDimensions(): ChartDimension[] {
return this.dimensions.filter(
(dim) => !this.inputTable.has(dim.columnSlug)
)
}
@computed get isInIFrame(): boolean {
return isInIFrame()
}
@computed get times(): Time[] {
const columnSlugs = this.isOnMapTab
? [this.mapColumnSlug]
: this.yColumnSlugs
// Generate the times only after the chart transform has been applied, so that we don't show
// times on the timeline for which data may not exist, e.g. when the selected entity
// doesn't contain data for all years in the table.
// -@danielgavrilov, 2020-10-22
return this.tableAfterAuthorTimelineAndActiveChartTransformAndPopulationFilter.getTimesUniqSortedAscForColumns(
columnSlugs
)
}
@computed get startHandleTimeBound(): TimeBound {
if (this.onlySingleTimeSelectionPossible) return this.endHandleTimeBound
return this.timelineHandleTimeBounds[0]
}
set startHandleTimeBound(newValue: TimeBound) {
if (this.onlySingleTimeSelectionPossible)
this.timelineHandleTimeBounds = [newValue, newValue]
else
this.timelineHandleTimeBounds = [
newValue,
this.timelineHandleTimeBounds[1],
]
}
set endHandleTimeBound(newValue: TimeBound) {
if (this.onlySingleTimeSelectionPossible)
this.timelineHandleTimeBounds = [newValue, newValue]
else
this.timelineHandleTimeBounds = [
this.timelineHandleTimeBounds[0],
newValue,
]
}
@computed get endHandleTimeBound(): TimeBound {
return this.timelineHandleTimeBounds[1]
}
// Keeps a running cache of series colors at the Grapher level.
seriesColorMap: SeriesColorMap = new Map()
@computed get startTime(): Time | undefined {
return findClosestTime(this.times, this.startHandleTimeBound)
}
@computed get endTime(): Time | undefined {
return findClosestTime(this.times, this.endHandleTimeBound)
}
@computed private get onlySingleTimeSelectionPossible(): boolean {
return (
this.isDiscreteBar ||
this.isStackedDiscreteBar ||
this.isOnMapTab ||
this.isMarimekko
)
}
@computed get shouldLinkToOwid(): boolean {
if (
this.props.isEmbeddedInAnOwidPage ||
this.isExportingtoSvgOrPng ||
!this.isInIFrame
)
return false
return true
}
@computed.struct private get variableIds(): number[] {
return uniq(this.dimensions.map((d) => d.variableId))
}
@computed private get dataFileName(): string {
return `${this.variableIds.join("+")}.json?v=${
this.isEditor ? undefined : this.cacheTag
}`
}
@computed get dataUrl(): string {
return `${this.bakedGrapherURL ?? ""}/data/variables/${
this.dataFileName
}`
}
externalCsvLink = ""
@computed get hasOWIDLogo(): boolean {
return (
!this.hideLogo && (this.logo === undefined || this.logo === "owid")
)
}
// todo: did this name get botched in a merge?
@computed get hasFatalErrors(): boolean {
return this.relatedQuestions.some(
(question) => !!getErrorMessageRelatedQuestionUrl(question)
)
}
disposers: IReactionDisposer[] = []
@bind dispose(): void {
this.disposers.forEach((dispose) => dispose())
}
@computed get fontSize(): number {
return this.baseFontSize
}
// todo: can we remove this?
// I believe these states can only occur during editing.
@action.bound private ensureValidConfigWhenEditing(): void {
this.disposers.push(
reaction(
() => this.variableIds,
this.downloadLegacyDataFromOwidVariableIds
)
)
const disposers = [
autorun(() => {
if (!this.availableTabs.includes(this.tab))
runInAction(() => (this.tab = this.availableTabs[0]))
}),
autorun(() => {
const validDimensions = this.validDimensions
if (!isEqual(this.dimensions, validDimensions))
this.dimensions = validDimensions
}),
]
this.disposers.push(...disposers)
}
@computed private get validDimensions(): ChartDimension[] {
const { dimensions } = this
const validProperties = this.dimensionSlots.map((d) => d.property)
let validDimensions = dimensions.filter((dim) =>
validProperties.includes(dim.property)
)
this.dimensionSlots.forEach((slot) => {
if (!slot.allowMultiple)
validDimensions = uniqWith(
validDimensions,
(
a: OwidChartDimensionInterface,
b: OwidChartDimensionInterface
) =>
a.property === slot.property &&
a.property === b.property
)
})
return validDimensions
}
// todo: do we need this?
@computed get originUrlWithProtocol(): string {
let url = this.originUrl
if (!url.startsWith("http")) url = `https://${url}`
return url
}
@computed get overlayTab(): GrapherTabOption | undefined {
return this.overlay
}
@computed get currentTab(): GrapherTabOption {
return this.overlay ? this.overlay : this.tab
}
set currentTab(desiredTab: GrapherTabOption) {
if (
desiredTab === GrapherTabOption.chart ||
desiredTab === GrapherTabOption.map ||
desiredTab === GrapherTabOption.table
) {
this.tab = desiredTab
this.overlay = undefined
return
}
// table tab cannot be downloaded, so revert to default tab
if (desiredTab === GrapherTabOption.download && this.isOnTableTab)
this.tab = this.authorsVersion.tab ?? GrapherTabOption.chart
this.overlay = desiredTab
}
@computed get timelineHandleTimeBounds(): TimeBounds {
if (this.isOnMapTab) {
const time = maxTimeBoundFromJSONOrPositiveInfinity(this.map.time)
return [time, time]
}
return [
// Handle `undefined` values in minTime/maxTime
minTimeBoundFromJSONOrNegativeInfinity(this.minTime),
maxTimeBoundFromJSONOrPositiveInfinity(this.maxTime),
]
}
set timelineHandleTimeBounds(value: TimeBounds) {
if (this.isOnMapTab) {
this.map.time = value[1]
} else {
this.minTime = value[0]
this.maxTime = value[1]
}
}
// Get the dimension slots appropriate for this type of chart
@computed get dimensionSlots(): DimensionSlot[] {
const xAxis = new DimensionSlot(this, DimensionProperty.x)
const yAxis = new DimensionSlot(this, DimensionProperty.y)
const color = new DimensionSlot(this, DimensionProperty.color)
const size = new DimensionSlot(this, DimensionProperty.size)
if (this.isLineChart || this.isDiscreteBar) return [yAxis, color]
else if (this.isScatter) return [yAxis, xAxis, size, color]
else if (this.isMarimekko) return [yAxis, xAxis, color]
else if (this.isTimeScatter) return [yAxis, xAxis]
else if (this.isSlopeChart) return [yAxis, size, color]
return [yAxis]
}
@computed.struct get filledDimensions(): ChartDimension[] {
return this.isReady ? this.dimensions : []
}
@action.bound addDimension(config: OwidChartDimensionInterface): void {
this.dimensions.push(new ChartDimension(config, this))
}
@action.bound setDimensionsForProperty(
property: DimensionProperty,
newConfigs: OwidChartDimensionInterface[]
): void {
let newDimensions: ChartDimension[] = []
this.dimensionSlots.forEach((slot) => {
if (slot.property === property)
newDimensions = newDimensions.concat(
newConfigs.map((config) => new ChartDimension(config, this))
)
else newDimensions = newDimensions.concat(slot.dimensions)
})
this.dimensions = newDimensions
}
@action.bound setDimensionsFromConfigs(
configs: OwidChartDimensionInterface[]
): void {
this.dimensions = configs.map(
(config) => new ChartDimension(config, this)
)
}
@computed get displaySlug(): string {
return this.slug ?? slugify(this.displayTitle)
}
@computed get availableTabs(): GrapherTabOption[] {
return [
this.hasChartTab && GrapherTabOption.chart,
this.hasMapTab && GrapherTabOption.map,
GrapherTabOption.table,
GrapherTabOption.sources,
GrapherTabOption.download,
].filter(identity) as GrapherTabOption[]
}
@computed get currentTitle(): string {
let text = this.displayTitle
const selectedEntityNames = this.selection.selectedEntityNames
const showTitleAnnotation = !this.hideTitleAnnotation
if (
this.tab === GrapherTabOption.chart &&
this.addCountryMode !== EntitySelectionMode.MultipleEntities &&
selectedEntityNames.length === 1 &&
(showTitleAnnotation || this.canChangeEntity)
) {
const entityStr = selectedEntityNames[0]
if (entityStr?.length) text = `${text}, ${entityStr}`
}
if (
this.isLineChart &&
this.isRelativeMode &&
(showTitleAnnotation || this.canToggleRelativeMode)
)
text = "Change in " + lowerCaseFirstLetterUnlessAbbreviation(text)
if (
this.isReady &&
(showTitleAnnotation ||
(this.hasTimeline &&
(this.isLineChartThatTurnedIntoDiscreteBar ||
this.isOnMapTab)))
)
text += this.timeTitleSuffix
return text.trim()
}
/**
* Uses some explicit and implicit information to decide whether a timeline is shown.
* Note the difference between `hasTimeline` and `showTimeline`:
* - `hasTimeline` indicates whether the current _normal_ (non-overlay) tab has a timeline.
* - `showTimeline` takes into account whether we are on an overlay tab, and thus indicates
* whether we should currently show the timeline.
*/
@computed get hasTimeline(): boolean {
// we don't have more than one distinct time point in our data, so it doesn't make sense to show a timeline
if (this.times.length <= 1) return false
switch (this.tab) {
// the map tab has its own `hideTimeline` option
case GrapherTabOption.map:
return !this.map.hideTimeline
// use the chart-level `hideTimeline` option for the table, too
case GrapherTabOption.table:
return !this.hideTimeline
// StackedBar, StackedArea, and DiscreteBar charts never display a timeline
case GrapherTabOption.chart:
return (
!this.hideTimeline &&
!(
this.isStackedBar ||
this.isStackedArea ||
this.isDiscreteBar
)
)
default:
return false
}
}
@computed get showTimeline(): boolean {
// don't show the timeline when on an overlay tab
return this.hasTimeline && this.overlay === undefined
}
@computed private get areHandlesOnSameTime(): boolean {
const times = this.tableAfterAuthorTimelineFilter.timeColumn.uniqValues
const [start, end] = this.timelineHandleTimeBounds.map((time) =>
findClosestTime(times, time)
)
return start === end
}
@computed get mapColumnSlug(): string {
const mapColumnSlug = this.map.columnSlug
// If there's no mapColumnSlug or there is one but it's not in the dimensions array, use the first ycolumn
if (
!mapColumnSlug ||
!this.dimensions.some((dim) => dim.columnSlug === mapColumnSlug)
)
return this.yColumnSlug!
return mapColumnSlug
}
getColumnForProperty(property: DimensionProperty): CoreColumn | undefined {
return this.dimensions.find((dim) => dim.property === property)?.column
}
getSlugForProperty(property: DimensionProperty): string | undefined {
return this.dimensions.find((dim) => dim.property === property)
?.columnSlug
}
@computed get yColumnsFromDimensions(): CoreColumn[] {
return this.filledDimensions
.filter((dim) => dim.property === DimensionProperty.y)
.map((dim) => dim.column)
}
@computed get yColumnSlugsInSelectionOrder(): string[] {
return this.selectedColumnSlugs?.length
? this.selectedColumnSlugs
: this.yColumnSlugs
}
@computed get yColumnSlugs(): string[] {
return this.ySlugs
? this.ySlugs.split(" ")
: this.dimensions
.filter((dim) => dim.property === DimensionProperty.y)
.map((dim) => dim.columnSlug)
}
@computed get yColumnSlug(): string | undefined {
return this.ySlugs
? this.ySlugs.split(" ")[0]
: this.getSlugForProperty(DimensionProperty.y)
}
@computed get xColumnSlug(): string | undefined {
return this.xSlug ?? this.getSlugForProperty(DimensionProperty.x)
}
@computed get sizeColumnSlug(): string | undefined {
return this.sizeSlug ?? this.getSlugForProperty(DimensionProperty.size)
}
@computed get colorColumnSlug(): string | undefined {
return (
this.colorSlug ?? this.getSlugForProperty(DimensionProperty.color)
)
}
@computed get yScaleType(): ScaleType | undefined {
return this.yAxis.scaleType
}
@computed get xScaleType(): ScaleType | undefined {
return this.xAxis.scaleType
}
@computed private get timeTitleSuffix(): string {
const timeColumn = this.table.timeColumn
if (timeColumn.isMissing) return "" // Do not show year until data is loaded
const { startTime, endTime } = this
if (startTime === undefined || endTime === undefined) return ""
const time =
startTime === endTime
? timeColumn.formatValue(startTime)
: timeColumn.formatValue(startTime) +
" to " +
timeColumn.formatValue(endTime)
return ", " + time
}
@computed get sourcesLine(): string {
return this.sourceDesc ?? this.defaultSourcesLine
}
// Columns that are used as a dimension in the currently active view
@computed get activeColumnSlugs(): string[] {
const { yColumnSlugs, xColumnSlug, sizeColumnSlug, colorColumnSlug } =
this
return excludeUndefined([
...yColumnSlugs,
xColumnSlug,
sizeColumnSlug,
colorColumnSlug,
])
}
@computed get columnsWithSources(): CoreColumn[] {
const { yColumnSlugs, xColumnSlug, sizeColumnSlug, colorColumnSlug } =
this
const columnSlugs = [...yColumnSlugs]
if (xColumnSlug !== undefined) columnSlugs.push(xColumnSlug)
// exclude "Total population (Gapminder, HYDE & UN)" if its used as the size dimension in a scatter plot
if (sizeColumnSlug !== undefined && sizeColumnSlug != "72")
columnSlugs.push(sizeColumnSlug)
// exclude "Countries Continent" if its used as the color dimension in a scatter plot, slope chart etc.
if (colorColumnSlug !== undefined && colorColumnSlug != "123")
columnSlugs.push(colorColumnSlug)
return this.inputTable
.getColumns(uniq(columnSlugs))
.filter((column) => !!column.source.name)
}
@computed private get defaultSourcesLine(): string {
let sourceNames = this.columnsWithSources.map(
(column) => column.source.name ?? ""
)
// Shorten automatic source names for certain major sources: todo: this sort of thing we could do in a smarter editor, and not at runtime
sourceNames = sourceNames.map((sourceName) => {
for (const majorSource of [
"World Bank – WDI",
"World Bank",
"ILOSTAT",
]) {
if (
sourceName.startsWith(majorSource) &&
!sourceName.match(
new RegExp(
"^" + majorSource + "\\s+(based on|and)",
"gi"
)
)
)
return majorSource
}
return sourceName
})
return uniq(sourceNames).join(", ")
}
@computed private get axisDimensions(): ChartDimension[] {
return this.filledDimensions.filter(
(dim) =>
dim.property === DimensionProperty.y ||
dim.property === DimensionProperty.x
)
}
// todo: remove when we remove dimensions
@computed private get yColumnsFromDimensionsOrSlugsOrAuto(): CoreColumn[] {
return this.yColumnsFromDimensions.length
? this.yColumnsFromDimensions
: this.table.getColumns(autoDetectYColumnSlugs(this))
}
@computed private get defaultTitle(): string {
const yColumns = this.yColumnsFromDimensionsOrSlugsOrAuto
if (this.isScatter)
return this.axisDimensions
.map((dimension) => dimension.column.displayName)
.join(" vs. ")
const uniqueDatasetNames = uniq(
excludeUndefined(
yColumns.map((col) => (col.def as OwidColumnDef).datasetName)
)
)
if (this.hasMultipleYColumns && uniqueDatasetNames.length === 1)
return uniqueDatasetNames[0]
if (yColumns.length === 2)
return yColumns.map((col) => col.displayName).join(" and ")
return yColumns.map((col) => col.displayName).join(", ")
}
@computed get displayTitle(): string {
return this.title ?? this.defaultTitle
}
// Returns an object ready to be serialized to JSON
@computed get object(): GrapherInterface {
return this.toObject()
}
@computed
get typeExceptWhenLineChartAndSingleTimeThenWillBeBarChart(): ChartTypeName {
// Switch to bar chart if a single year is selected. Todo: do we want to do this?
return this.isLineChartThatTurnedIntoDiscreteBar
? ChartTypeName.DiscreteBar
: this.type
}
@computed get isLineChart(): boolean {
return this.type === ChartTypeName.LineChart
}
@computed get isScatter(): boolean {
return this.type === ChartTypeName.ScatterPlot
}
@computed get isTimeScatter(): boolean {
return this.type === ChartTypeName.TimeScatter
}
@computed get isStackedArea(): boolean {
return this.type === ChartTypeName.StackedArea
}
@computed get isSlopeChart(): boolean {
return this.type === ChartTypeName.SlopeChart
}
@computed get isDiscreteBar(): boolean {
return this.type === ChartTypeName.DiscreteBar
}
@computed get isStackedBar(): boolean {
return this.type === ChartTypeName.StackedBar
}
@computed get isMarimekko(): boolean {
return this.type === ChartTypeName.Marimekko
}
@computed get isStackedDiscreteBar(): boolean {
return this.type === ChartTypeName.StackedDiscreteBar
}
@computed get isLineChartThatTurnedIntoDiscreteBar(): boolean {
return this.isLineChart && this.areHandlesOnSameTime
}
@computed get supportsMultipleYColumns(): boolean {
return !(this.isScatter || this.isTimeScatter || this.isSlopeChart)
}
@computed private get xDimension(): ChartDimension | undefined {
return this.filledDimensions.find(
(d) => d.property === DimensionProperty.x
)
}
// todo: this is only relevant for scatter plots and Marimekko. move to scatter plot class?
// todo: remove this. Should be done as a simple column transform at the data level.
// Possible to override the x axis dimension to target a special year
// In case you want to graph say, education in the past and democracy today https://ourworldindata.org/grapher/correlation-between-education-and-democracy
@computed get xOverrideTime(): number | undefined {
return this.xDimension?.targetYear
}
// todo: this is only relevant for scatter plots and Marimekko. move to scatter plot class?
set xOverrideTime(value: number | undefined) {
this.xDimension!.targetYear = value
}
@computed get idealBounds(): Bounds {
return this.isMediaCard
? new Bounds(0, 0, 1200, 630)
: new Bounds(0, 0, 850, 600)
}
@computed get hasYDimension(): boolean {
return this.dimensions.some((d) => d.property === DimensionProperty.y)
}
get staticSVG(): string {
const _isExportingtoSvgOrPng = this.isExportingtoSvgOrPng
this.isExportingtoSvgOrPng = true
const staticSvg = ReactDOMServer.renderToStaticMarkup(
<StaticCaptionedChart manager={this} bounds={this.idealBounds} />
)
this.isExportingtoSvgOrPng = _isExportingtoSvgOrPng
return staticSvg
}
@computed get mapConfig(): MapConfig {
return this.map
}
@computed get cacheTag(): string {
return this.version.toString()
}
@computed get mapIsClickable(): boolean {
return (
this.hasChartTab &&
(this.isLineChart || this.isScatter) &&
!isMobile()
)
}
@computed get relativeToggleLabel(): string {
if (this.isScatter || this.isTimeScatter) return "Average annual change"
else if (this.isLineChart) return "Relative change"
return "Relative"
}
// NB: The timeline scatterplot in relative mode calculates changes relative
// to the lower bound year rather than creating an arrow chart
@computed get isRelativeMode(): boolean {
return this.stackMode === StackMode.relative
}
@computed get canToggleRelativeMode(): boolean {
if (this.isLineChart)
return (
!this.hideRelativeToggle &&
!this.areHandlesOnSameTime &&
this.yScaleType !== ScaleType.log
)
// actually trying to exclude relative mode with just one metric
if (
this.isStackedDiscreteBar &&
this.facetStrategy !== FacetStrategy.none
)
return false
return !this.hideRelativeToggle
}
// Filter data to what can be display on the map (across all times)
@computed get mappableData() {
return this.inputTable
.get(this.mapColumnSlug)
.owidRows.filter((row) => isOnTheMap(row.entityName))
}
static renderGrapherIntoContainer(
config: GrapherProgrammaticInterface,
containerNode: Element
): Grapher | null {
const grapherInstanceRef = React.createRef<Grapher>()
let ErrorBoundary = React.Fragment // use React.Fragment as a sort of default error boundary if Bugsnag is not available
if (Bugsnag && (Bugsnag as any)._client) {
ErrorBoundary =
Bugsnag.getPlugin("react").createErrorBoundary(React)
}
const setBoundsFromContainerAndRender = (): void => {
const props: GrapherProgrammaticInterface = {
...config,
bounds: Bounds.fromRect(containerNode.getBoundingClientRect()),
}
ReactDOM.render(
<ErrorBoundary>
<Grapher ref={grapherInstanceRef} {...props} />
</ErrorBoundary>,
containerNode
)
}
setBoundsFromContainerAndRender()
window.addEventListener(
"resize",
throttle(setBoundsFromContainerAndRender, 400)
)
return grapherInstanceRef.current
}
static renderSingleGrapherOnGrapherPage(
jsonConfig: GrapherInterface
): void {
const container = document.getElementsByTagName("figure")[0]
try {
Grapher.renderGrapherIntoContainer(
{
...jsonConfig,
bindUrlToWindow: true,
enableKeyboardShortcuts: true,
queryStr: window.location.search,
},
container
)
} catch (err) {
container.innerHTML = `<img src="/grapher/exports/${jsonConfig.slug}.svg"/><p>Unable to load interactive visualization</p>`
container.setAttribute("id", "fallback")
throw err
}
}
@computed get isMobile(): boolean {
return isMobile()
}
@computed private get bounds(): Bounds {
return this.props.bounds ?? DEFAULT_BOUNDS
}
@computed private get isPortrait(): boolean {
return this.bounds.width < this.bounds.height && this.bounds.width < 850
}
@computed private get widthForDeviceOrientation(): number {
return this.isPortrait ? 400 : 680
}
@computed private get heightForDeviceOrientation(): number {
return this.isPortrait ? 640 : 480
}
@computed private get useIdealBounds(): boolean {
const {
isEditor,
isExportingtoSvgOrPng,
bounds,
widthForDeviceOrientation,
heightForDeviceOrientation,
isInIFrame,
} = this
// For these, defer to the bounds that is set externally
if (
this.props.isEmbeddedInAnOwidPage ||
this.props.manager ||
isInIFrame
)
return false
// If the user is using interactive version and then goes to export chart, use current bounds to maintain WSYIWYG
if (isExportingtoSvgOrPng) return false
// todo: can remove this if we drop old adminSite editor
if (isEditor) return true
// If the available space is very small, we use all of the space given to us
if (
bounds.height < heightForDeviceOrientation ||
bounds.width < widthForDeviceOrientation
)
return false
return true
}
// If we have a big screen to be in, we can define our own aspect ratio and sit in the center
@computed private get scaleToFitIdeal(): number {
return Math.min(
(this.bounds.width * 0.95) / this.widthForDeviceOrientation,
(this.bounds.height * 0.95) / this.heightForDeviceOrientation
)
}
// These are the final render dimensions
// Todo: add explanation around why isExporting removes 5 px
@computed private get renderWidth(): number {
return Math.floor(
this.useIdealBounds
? this.widthForDeviceOrientation * this.scaleToFitIdeal
: this.bounds.width - (this.isExportingtoSvgOrPng ? 0 : 5)
)
}
@computed private get renderHeight(): number {
return Math.floor(
this.useIdealBounds
? this.heightForDeviceOrientation * this.scaleToFitIdeal
: this.bounds.height - (this.isExportingtoSvgOrPng ? 0 : 5)
)
}
@computed get tabBounds(): Bounds {
const bounds = new Bounds(0, 0, this.renderWidth, this.renderHeight)
return this.isExportingtoSvgOrPng
? bounds
: bounds.padBottom(this.footerControlsHeight)
}
@observable.ref private popups: JSX.Element[] = []
base: React.RefObject<HTMLDivElement> = React.createRef()
@computed get containerElement(): HTMLDivElement | undefined {
return this.base.current || undefined
}
@observable private hasBeenVisible = false
@observable private uncaughtError?: Error
@action.bound setError(err: Error): void {
this.uncaughtError = err
}
@action.bound clearErrors(): void {
this.uncaughtError = undefined
}
// todo: clean up this popup stuff
addPopup(vnode: JSX.Element): void {
this.popups = this.popups.concat([vnode])
}
removePopup(vnodeType: JSX.Element): void {
this.popups = this.popups.filter((d) => !(d.type === vnodeType))
}
@computed private get isOnTableTab(): boolean {
return this.tab === GrapherTabOption.table
}
private renderPrimaryTab(): JSX.Element | undefined {
if (this.isChartOrMapTab) return <CaptionedChart manager={this} />
const { tabBounds } = this
if (this.isOnTableTab)
// todo: should this "Div" and styling just be in DataTable class?
return (
<div
className="tableTab"
style={{ ...tabBounds.toCSS(), position: "absolute" }}
>
<DataTable bounds={tabBounds} manager={this} />
</div>
)
return undefined
}
private renderOverlayTab(): JSX.Element | undefined {
const bounds = this.tabBounds
if (this.overlayTab === GrapherTabOption.sources)
return (
<SourcesTab key="sourcesTab" bounds={bounds} manager={this} />
)
if (this.overlayTab === GrapherTabOption.download)
return (
<DownloadTab key="downloadTab" bounds={bounds} manager={this} />
)
return undefined
}
private get commandPalette(): JSX.Element | null {
return this.props.enableKeyboardShortcuts ? (
<CommandPalette commands={this.keyboardShortcuts} display="none" />
) : null
}
formatTimeFn(time: Time): string {
return this.inputTable.timeColumnFormatFunction(time)
}
@action.bound private toggleTabCommand(): void {
this.currentTab = next(this.availableTabs, this.currentTab)
}
@action.bound private togglePlayingCommand(): void {
this.timelineController.togglePlay()
}
selection =
this.manager?.selection ??
new SelectionArray(
this.props.selectedEntityNames ?? [],
this.props.table?.availableEntities ?? []
)
@computed get availableEntities() {
return this.tableForSelection.availableEntities
}
private get keyboardShortcuts(): Command[] {
const temporaryFacetTestCommands = range(0, 10).map((num) => {
return {
combo: `${num}`,
fn: (): void => this.randomSelection(num),
}
})
const shortcuts = [
...temporaryFacetTestCommands,
{
combo: "t",
fn: (): void => this.toggleTabCommand(),
title: "Toggle tab",
category: "Navigation",
},
{
combo: "?",
fn: (): void => CommandPalette.togglePalette(),
title: `Toggle Help`,
category: "Navigation",
},
{
combo: "a",
fn: (): void | SelectionArray =>
this.selection.hasSelection
? this.selection.clearSelection()
: this.selection.selectAll(),
title: this.selection.hasSelection
? `Select None`
: `Select All`,
category: "Selection",
},
{
combo: "f",
fn: (): void => this.toggleFilterAllCommand(),
title: "Hide unselected",
category: "Selection",
},
{
combo: "p",
fn: (): void => this.togglePlayingCommand(),
title: this.isPlaying ? `Pause` : `Play`,
category: "Timeline",
},
{
combo: "f",
fn: (): void => this.toggleFacetControlVisibility(),
title: `Toggle Faceting`,
category: "Chart",
},
{
combo: "l",
fn: (): void => this.toggleYScaleTypeCommand(),
title: "Toggle Y log/linear",
category: "Chart",
},
{
combo: "esc",
fn: (): void => this.clearErrors(),
},
{
combo: "z",
fn: (): void => this.toggleTimelineCommand(),
title: "Latest/Earliest/All period",
category: "Timeline",
},
{
combo: "shift+o",
fn: (): void => this.clearQueryParams(),
title: "Reset to original",
category: "Navigation",
},
]
if (this.slideShow) {
const slideShow = this.slideShow
shortcuts.push({
combo: "right",
fn: () => slideShow.playNext(),
title: "Next chart",
category: "Browse",
})
shortcuts.push({
combo: "left",
fn: () => slideShow.playPrevious(),
title: "Previous chart",
category: "Browse",
})
}
return shortcuts
}
@observable slideShow?: SlideShowController<any>
@action.bound private toggleTimelineCommand(): void {
// Todo: add tests for this
this.setTimeFromTimeQueryParam(
next(["latest", "earliest", ".."], this.timeParam!)
)
}
@action.bound private toggleFilterAllCommand(): void {
this.minPopulationFilter =
this.minPopulationFilter === 2e9 ? undefined : 2e9
}
@action.bound private toggleYScaleTypeCommand(): void {
this.yAxis.scaleType = next(
[ScaleType.linear, ScaleType.log],
this.yAxis.scaleType
)
}
@action.bound private toggleFacetStrategy(): void {
this.facetStrategy = next(
this.availableFacetStrategies,
this.facetStrategy
)
}
@action.bound private toggleFacetControlVisibility(): void {
this.hideFacetControl = !this.hideFacetControl
}
@computed get showFacetYDomainToggle(): boolean {
// don't offer to make the y range relative if the range is discrete
return (
this.facetStrategy !== FacetStrategy.none &&
!this.isStackedDiscreteBar
)
}
@computed get _sortConfig(): Readonly<SortConfig> {
return {
sortBy: this.sortBy ?? SortBy.total,
sortOrder: this.sortOrder ?? SortOrder.desc,
sortColumnSlug: this.sortColumnSlug,
}
}
@computed get sortConfig(): SortConfig {
const sortConfig = { ...this._sortConfig }
// In relative mode, where the values for every entity sum up to 100%, sorting by total
// doesn't make sense. It's also jumpy because of some rounding errors. For this reason,
// we sort by entity name instead.
// Marimekko charts are special and there we don't do this forcing of sort order
if (
!this.isMarimekko &&
this.isRelativeMode &&
sortConfig.sortBy === SortBy.total
) {
sortConfig.sortBy = SortBy.entityName
sortConfig.sortOrder = SortOrder.asc
}
return sortConfig
}
@computed private get hasMultipleYColumns(): boolean {
return this.yColumnSlugs.length > 1
}
@computed get selectedColumnSlugs(): ColumnSlug[] {
const { selectedData } = this.legacyConfigAsAuthored
const dimensions = this.filledDimensions
if (selectedData) {
const columnSlugs = selectedData.map((item) => {
const columnSlug = dimensions[item.index]?.columnSlug
if (!columnSlug)
console.warn(
`Couldn't find specified dimension in chart config`,
item
)
return columnSlug
})
return uniq(excludeUndefined(columnSlugs))
}
return []
}
@computed get availableFacetStrategies(): FacetStrategy[] {
const strategies: FacetStrategy[] = [FacetStrategy.none]
const numNonProjectedColumns =
this.yColumnsFromDimensionsOrSlugsOrAuto.filter(
(c) => !c.display?.isProjection
).length
if (
// multiple metrics (excluding projections)
numNonProjectedColumns > 1 &&
// more than one data point per metric
this.transformedTable.numRows > 1
) {
strategies.push(FacetStrategy.metric)
}
if (
// multiple entities
this.selection.numSelectedEntities > 1 &&
// more than one data point per entity
this.transformedTable.numRows > this.selection.numSelectedEntities
) {
strategies.push(FacetStrategy.entity)
}
return strategies
}
private disableAutoFaceting = true // turned off for now
// the actual facet setting used by a chart, potentially overriding selectedFacetStrategy
@computed get facetStrategy(): FacetStrategy {
if (
this.selectedFacetStrategy &&
this.availableFacetStrategies.includes(this.selectedFacetStrategy)
)
return this.selectedFacetStrategy
if (this.disableAutoFaceting) return FacetStrategy.none
// Auto facet on SingleEntity charts with multiple selected entities
if (
this.addCountryMode === EntitySelectionMode.SingleEntity &&
this.selection.numSelectedEntities > 1
)
return FacetStrategy.entity
// Auto facet when multiple slugs and multiple entities selected. todo: not sure if this is correct.
if (
this.addCountryMode === EntitySelectionMode.MultipleEntities &&
this.hasMultipleYColumns &&
this.selection.numSelectedEntities > 1
)
return FacetStrategy.metric
return FacetStrategy.none
}
set facetStrategy(facet: FacetStrategy) {
this.selectedFacetStrategy = facet
if (
this.isStackedDiscreteBar &&
this.selectedFacetStrategy !== FacetStrategy.none
) {
// actually trying to exclude relative mode with just one metric
this.stackMode = StackMode.absolute
}
}
@action.bound randomSelection(num: number): void {
// Continent, Population, GDP PC, GDP, PopDens, UN, Language, etc.
this.clearErrors()
const currentSelection = this.selection.selectedEntityNames.length
const newNum = num ? num : currentSelection ? currentSelection * 2 : 10
this.selection.setSelectedEntities(
sampleFrom(this.selection.availableEntityNames, newNum, Date.now())
)
}
private renderError(): JSX.Element {
return (
<div
title={this.uncaughtError?.message}
style={{
width: "100%",
height: "100%",
position: "relative",
display: "flex",
flexDirection: "column",
justifyContent: "center",
textAlign: "center",
lineHeight: 1.5,
padding: "3rem",
}}
>
<p style={{ color: "#cc0000", fontWeight: 700 }}>
<FontAwesomeIcon icon={faExclamationTriangle} />
{ThereWasAProblemLoadingThisChart}
</p>
<p>
We have been notified of this error, please check back later
whether it's been fixed. If the error persists, get in touch
with us at{" "}
<a
href={`mailto:info@ourworldindata.org?subject=Broken chart on page ${window.location.href}`}
>
info@ourworldindata.org
</a>
.
</p>
{this.uncaughtError && this.uncaughtError.message && (
<pre style={{ fontSize: "11px" }}>
Error: {this.uncaughtError.message}
</pre>
)}
</div>
)
}
@action.bound
resetAnnotation(): void {
this.renderAnnotation(undefined)
}
@action.bound
renderAnnotation(annotation: Annotation | undefined): void {
this.setAuthoredVersion(this.props)
this.reset()
this.updateFromObject({ ...this.props })
this.populateFromQueryParams(
legacyToCurrentGrapherQueryParams(this.props.queryStr ?? "")
)
this.annotation = annotation
}
render(): JSX.Element | undefined {
const { isExportingtoSvgOrPng, isPortrait } = this
// TODO how to handle errors in exports?
// TODO tidy this up
if (isExportingtoSvgOrPng) return this.renderPrimaryTab() // todo: remove this? should have a simple toStaticSVG for importing.
const { renderWidth, renderHeight } = this
const style = {
width: renderWidth,
height: renderHeight,
fontSize: this.baseFontSize,
}
const classes = classNames(
"GrapherComponent",
isExportingtoSvgOrPng && "isExportingToSvgOrPng",
isPortrait && "GrapherPortraitClass"
)
return (
<div ref={this.base} className={classes} style={style}>
{this.commandPalette}
{this.uncaughtError ? this.renderError() : this.renderReady()}
</div>
)
}
private renderReady(): JSX.Element {
return (
<>
{this.hasBeenVisible && this.renderPrimaryTab()}
<FooterControls manager={this} />
{this.renderOverlayTab()}
{this.popups}
<TooltipView
width={this.renderWidth}
height={this.renderHeight}
tooltipProvider={this}
/>
{this.isSelectingData && (
<EntitySelectorModal
canChangeEntity={this.canChangeEntity}
selectionArray={this.selection}
key="entitySelector"
isMobile={this.isMobile}
onDismiss={action(() => (this.isSelectingData = false))}
/>
)}
</>
)
}
// Chart should only render SVG when it's on the screen
@action.bound private checkVisibility(): void {
if (!this.hasBeenVisible && isVisible(this.base.current))
this.hasBeenVisible = true
}
@action.bound private setBaseFontSize(): void {
const { renderWidth } = this
if (renderWidth <= 400) this.baseFontSize = 14
else if (renderWidth < 1080) this.baseFontSize = 16
else if (renderWidth >= 1080) this.baseFontSize = 18
}
// Binds chart properties to global window title and URL. This should only
// ever be invoked from top-level JavaScript.
private bindToWindow(): void {
// There is a surprisingly considerable performance overhead to updating the url
// while animating, so we debounce to allow e.g. smoother timelines
const pushParams = (): void =>
setWindowQueryStr(queryParamsToStr(this.changedParams))
const debouncedPushParams = debounce(pushParams, 100)
reaction(
() => this.changedParams,
() => (this.debounceMode ? debouncedPushParams() : pushParams())
)
autorun(() => (document.title = this.currentTitle))
}
componentDidMount(): void {
window.addEventListener("scroll", this.checkVisibility)
this.setBaseFontSize()
this.checkVisibility()
exposeInstanceOnWindow(this, "grapher")
if (this.props.bindUrlToWindow) this.bindToWindow()
if (this.props.enableKeyboardShortcuts) this.bindKeyboardShortcuts()
}
private _shortcutsBound = false
private bindKeyboardShortcuts(): void {
if (this._shortcutsBound) return
this.keyboardShortcuts.forEach((shortcut) => {
Mousetrap.bind(shortcut.combo, () => {
shortcut.fn()
this.analytics.logKeyboardShortcut(
shortcut.title || "",
shortcut.combo
)
return false
})
})
this._shortcutsBound = true
}
private unbindKeyboardShortcuts(): void {
if (!this._shortcutsBound) return
this.keyboardShortcuts.forEach((shortcut) => {
Mousetrap.unbind(shortcut.combo)
})
this._shortcutsBound = false
}
componentWillUnmount(): void {
this.unbindKeyboardShortcuts()
window.removeEventListener("scroll", this.checkVisibility)
this.dispose()
}
componentDidUpdate(): void {
this.setBaseFontSize()
this.checkVisibility()
}
componentDidCatch(error: Error, info: any): void {
this.setError(error)
this.analytics.logGrapherViewError(error, info)
}
@observable isShareMenuActive = false
@computed get hasRelatedQuestion(): boolean {
if (!this.relatedQuestions.length) return false
const question = this.relatedQuestions[0]
return !!question && !!question.text && !!question.url
}
@computed private get footerControlsLines(): number {
return this.hasTimeline ? 2 : 1
}
@computed get footerControlsHeight(): number {
const footerRowHeight = 32 // todo: cleanup. needs to keep in sync with grapher.scss' $footerRowHeight
return (
this.footerControlsLines * footerRowHeight +
(this.hasRelatedQuestion ? 20 : 0)
)
}
@action.bound clearQueryParams(): void {
const { authorsVersion } = this
this.tab = authorsVersion.tab
this.xAxis.scaleType = authorsVersion.xAxis.scaleType
this.yAxis.scaleType = authorsVersion.yAxis.scaleType
this.stackMode = authorsVersion.stackMode
this.zoomToSelection = authorsVersion.zoomToSelection
this.minPopulationFilter = authorsVersion.minPopulationFilter
this.compareEndPointsOnly = authorsVersion.compareEndPointsOnly
this.minTime = authorsVersion.minTime
this.maxTime = authorsVersion.maxTime
this.map.time = authorsVersion.map.time
this.map.projection = authorsVersion.map.projection
this.selection.clearSelection()
this.applyOriginalSelectionAsAuthored()
}
// Todo: come up with a more general pattern?
// The idea here is to reset the Grapher to a blank slate, so that if you updateFromObject and the object contains some blanks, those blanks
// won't overwrite defaults (like type == LineChart). RAII would probably be better, but this works for now.
@action.bound reset(): void {
const grapher = new Grapher()
this.title = grapher.title
this.subtitle = grapher.subtitle
this.note = grapher.note
this.type = grapher.type
this.ySlugs = grapher.ySlugs
this.xSlug = grapher.xSlug
this.colorSlug = grapher.colorSlug
this.sizeSlug = grapher.sizeSlug
this.hasMapTab = grapher.hasMapTab
this.selectedFacetStrategy = FacetStrategy.none
this.hasChartTab = grapher.hasChartTab
this.map = grapher.map
this.yAxis.scaleType = grapher.yAxis.scaleType
this.yAxis.min = grapher.yAxis.min
this.sortBy = grapher.sortBy
this.sortOrder = grapher.sortOrder
this.sortColumnSlug = grapher.sortColumnSlug
this.hideRelativeToggle = grapher.hideRelativeToggle
this.stackMode = grapher.stackMode
this.hideTotalValueLabel = grapher.hideTotalValueLabel
this.hideTitleAnnotation = grapher.hideTitleAnnotation
this.timelineMinTime = grapher.timelineMinTime
this.timelineMaxTime = grapher.timelineMaxTime
this.relatedQuestions = grapher.relatedQuestions
}
debounceMode = false
@computed.struct get allParams(): GrapherQueryParams {
const params: GrapherQueryParams = {}
params.tab = this.tab
params.xScale = this.xAxis.scaleType
params.yScale = this.yAxis.scaleType
params.stackMode = this.stackMode
params.zoomToSelection = this.zoomToSelection ? "true" : undefined
params.minPopulationFilter = this.minPopulationFilter?.toString()
params.endpointsOnly = this.compareEndPointsOnly ? "1" : "0"
params.time = this.timeParam
params.region = this.map.projection
params.facet = this.selectedFacetStrategy
params.uniformYAxis =
this.yAxis.facetDomain === FacetAxisDomain.independent ? "0" : "1"
return setSelectedEntityNamesParam(
Url.fromQueryParams(params),
this.selectedEntitiesIfDifferentThanAuthors
).queryParams
}
// Todo: move all Graphers to git. Upgrade the selection property; delete the entityId stuff, and remove this.
@computed private get selectedEntitiesIfDifferentThanAuthors():
| EntityName[]
| undefined {
const authoredConfig = this.legacyConfigAsAuthored
const originalSelectedEntityIds =
authoredConfig.selectedData?.map((row) => row.entityId) || []
const currentSelectedEntityIds = this.selection.allSelectedEntityIds
const entityIdsThatTheUserDeselected = difference(
currentSelectedEntityIds,
originalSelectedEntityIds
)
if (
currentSelectedEntityIds.length !==
originalSelectedEntityIds.length ||
entityIdsThatTheUserDeselected.length
)
return this.selection.selectedEntityNames
return undefined
}
// Autocomputed url params to reflect difference between current grapher state
// and original config state
@computed.struct get changedParams(): Partial<GrapherQueryParams> {
return differenceObj(this.allParams, this.authorsVersion.allParams)
}
// If you want to compare current state against the published grapher.
@computed private get authorsVersion(): Grapher {
return new Grapher({
...this.legacyConfigAsAuthored,
manager: undefined,
manuallyProvideData: true,
queryStr: "",
})
}
@computed get queryStr(): string {
return queryParamsToStr(this.changedParams)
}
@computed get baseUrl(): string | undefined {
return this.isPublished
? `${this.bakedGrapherURL ?? "/grapher"}/${this.displaySlug}`
: undefined
}
@computed private get manager(): GrapherManager | undefined {
return this.props.manager
}
// Get the full url representing the canonical location of this grapher state
@computed get canonicalUrl(): string | undefined {
return (
this.manager?.canonicalUrl ??
(this.baseUrl ? this.baseUrl + this.queryStr : undefined)
)
}
@computed get embedUrl(): string | undefined {
return this.manager?.embedDialogUrl ?? this.canonicalUrl
}
@computed get embedDialogAdditionalElements():
| React.ReactElement
| undefined {
return this.manager?.embedDialogAdditionalElements
}
@computed private get hasUserChangedTimeHandles(): boolean {
const authorsVersion = this.authorsVersion
return (
this.minTime !== authorsVersion.minTime ||
this.maxTime !== authorsVersion.maxTime
)
}
@computed private get hasUserChangedMapTimeHandle(): boolean {
return this.map.time !== this.authorsVersion.map.time
}
@computed get timeParam(): string | undefined {
const { timeColumn } = this.table
const formatTime = (t: Time) =>
timeBoundToTimeBoundString(
t,
timeColumn instanceof ColumnTypeMap.Day
)
if (this.isOnMapTab) {
return this.map.time !== undefined &&
this.hasUserChangedMapTimeHandle
? formatTime(this.map.time)
: undefined
}
if (!this.hasUserChangedTimeHandles) return undefined
const [startTime, endTime] =
this.timelineHandleTimeBounds.map(formatTime)
return startTime === endTime ? startTime : `${startTime}..${endTime}`
}
msPerTick = DEFAULT_MS_PER_TICK
timelineController = new TimelineController(this)
onPlay(): void {
this.analytics.logGrapherTimelinePlay(this.slug)
}
// todo: restore this behavior??
onStartPlayOrDrag(): void {
this.debounceMode = true
this.useTimelineDomains = true
}
onStopPlayOrDrag(): void {
this.debounceMode = false
this.useTimelineDomains = false
}
@computed get disablePlay(): boolean {
return this.isSlopeChart
}
formatTime(value: Time): string {
const timeColumn = this.table.timeColumn
if (timeColumn.isMissing)
return this.table.timeColumnFormatFunction(value)
return isMobile()
? timeColumn.formatValueForMobile(value)
: timeColumn.formatValue(value)
}
@computed get showSmallCountriesFilterToggle(): boolean {
return this.isScatter && this.hasCountriesSmallerThanFilterOption
}
@computed get showYScaleToggle(): boolean | undefined {
if (this.isRelativeMode) return false
if (this.isStackedArea || this.isStackedBar) return false // We currently do not have these charts with log scale
return this.yAxis.canChangeScaleType
}
@computed get showXScaleToggle(): boolean | undefined {
if (this.isRelativeMode) return false
return this.xAxis.canChangeScaleType
}
@computed get showZoomToggle(): boolean {
return this.isScatter && this.selection.hasSelection
}
@computed get showAbsRelToggle(): boolean {
if (!this.canToggleRelativeMode) return false
if (this.isScatter)
return this.xOverrideTime === undefined && this.hasTimeline
return (
this.isStackedArea ||
this.isStackedDiscreteBar ||
this.isScatter ||
this.isLineChart ||
this.isMarimekko
)
}
@computed get showNoDataAreaToggle(): boolean {
return this.isMarimekko
}
@computed get showChangeEntityButton(): boolean {
return !this.hideEntityControls && this.canChangeEntity
}
@computed get showAddEntityButton(): boolean {
return (
!this.hideEntityControls &&
this.canSelectMultipleEntities &&
(this.isLineChart ||
this.isStackedArea ||
this.isDiscreteBar ||
this.isStackedDiscreteBar)
)
}
@computed get showSelectEntitiesButton(): boolean {
return (
!this.hideEntityControls &&
this.addCountryMode !== EntitySelectionMode.Disabled &&
this.numSelectableEntityNames > 1 &&
!this.showAddEntityButton &&
!this.showChangeEntityButton
)
}
@computed get canSelectMultipleEntities(): boolean {
if (this.numSelectableEntityNames < 2) return false
if (this.addCountryMode === EntitySelectionMode.MultipleEntities)
return true
if (
this.addCountryMode === EntitySelectionMode.SingleEntity &&
this.facetStrategy !== FacetStrategy.none
)
return true
return false
}
// This is just a helper method to return the correct table for providing entity choices. We want to
// provide the root table, not the transformed table.
// A user may have added time or other filters that would filter out all rows from certain entities, but
// we may still want to show those entities as available in a picker. We also do not want to do things like
// hide the Add Entity button as the user drags the timeline.
@computed private get numSelectableEntityNames(): number {
return this.selection.numAvailableEntityNames
}
@computed get canChangeEntity(): boolean {
return (
!this.isScatter &&
!this.canSelectMultipleEntities &&
this.addCountryMode === EntitySelectionMode.SingleEntity &&
this.numSelectableEntityNames > 1
)
}
@computed get startSelectingWhenLineClicked(): boolean {
return this.showAddEntityButton
}
// For now I am only exposing this programmatically for the dashboard builder. Setting this to true
// allows you to still use add country "modes" without showing the buttons in order to prioritize
// another entity selector over the built in ones.
@observable hideEntityControls = false
}
const defaultObject = objectWithPersistablesToObject(
new Grapher(),
grapherKeysToSerialize
)
export const getErrorMessageRelatedQuestionUrl = (
question: RelatedQuestionsConfig
): string | undefined => {
return question.text
? (!question.url && "Missing URL") ||
(!question.url.match(/^https?:\/\//) &&
"URL should start with http(s)://") ||
undefined
: undefined
}
|