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import { action, computed } from "mobx"
import { observer } from "mobx-react"
import { Bounds, DEFAULT_BOUNDS } from "../../clientUtils/Bounds"
import { Header } from "../header/Header"
import { Footer } from "../footer/Footer"
import {
ChartComponentClassMap,
DefaultChartClass,
} from "../chart/ChartTypeMap"
import {
BASE_FONT_SIZE,
ChartTypeName,
FacetStrategy,
GrapherTabOption,
} from "../core/GrapherConstants"
import { MapChartManager } from "../mapCharts/MapChartConstants"
import { ChartManager } from "../chart/ChartManager"
import { LoadingIndicator } from "../loadingIndicator/LoadingIndicator"
import { FacetChart } from "../facetChart/FacetChart"
import { faExchangeAlt } from "@fortawesome/free-solid-svg-icons/faExchangeAlt"
import { FontAwesomeIcon } from "@fortawesome/react-fontawesome"
import { CollapsibleList } from "../controls/CollapsibleList/CollapsibleList"
import {
ZoomToggle,
AbsRelToggle,
FilterSmallCountriesToggle,
SmallCountriesFilterManager,
AbsRelToggleManager,
FacetYDomainToggle,
FacetYDomainToggleManager,
FacetStrategyDropdown,
FacetStrategyDropdownManager,
NoDataAreaToggle,
} from "../controls/Controls"
import { ScaleSelector } from "../controls/ScaleSelector"
import { AddEntityButton } from "../controls/AddEntityButton"
import { faPencilAlt } from "@fortawesome/free-solid-svg-icons/faPencilAlt"
import { FooterManager } from "../footer/FooterManager"
import { HeaderManager } from "../header/HeaderManager"
import { exposeInstanceOnWindow } from "../../clientUtils/Util"
import { SelectionArray } from "../selection/SelectionArray"
import { EntityName } from "../../coreTable/OwidTableConstants"
import { AxisConfig } from "../axis/AxisConfig"
export interface CaptionedChartManager
extends ChartManager,
MapChartManager,
SmallCountriesFilterManager,
AbsRelToggleManager,
FooterManager,
HeaderManager,
FacetYDomainToggleManager,
FacetStrategyDropdownManager {
containerElement?: HTMLDivElement
tabBounds?: Bounds
fontSize?: number
tab?: GrapherTabOption
type?: ChartTypeName
yAxis?: AxisConfig
xAxis?: AxisConfig
typeExceptWhenLineChartAndSingleTimeThenWillBeBarChart?: ChartTypeName
isReady?: boolean
whatAreWeWaitingFor?: string
entityType?: string
entityTypePlural?: string
showSmallCountriesFilterToggle?: boolean
showYScaleToggle?: boolean
showXScaleToggle?: boolean
showZoomToggle?: boolean
showAbsRelToggle?: boolean
showNoDataAreaToggle?: boolean
showFacetYDomainToggle?: boolean
showChangeEntityButton?: boolean
showAddEntityButton?: boolean
showSelectEntitiesButton?: boolean
}
interface CaptionedChartProps {
manager: CaptionedChartManager
bounds?: Bounds
maxWidth?: number
}
const OUTSIDE_PADDING = 15
const PADDING_BELOW_HEADER = 18
const CONTROLS_ROW_HEIGHT = 36
const PADDING_ABOVE_FOOTER = 25
@observer
export class CaptionedChart extends React.Component<CaptionedChartProps> {
@computed protected get manager(): CaptionedChartManager {
return this.props.manager
}
@computed private get containerElement(): HTMLDivElement | undefined {
return this.manager?.containerElement
}
@computed private get maxWidth(): number {
return this.props.maxWidth ?? this.bounds.width - OUTSIDE_PADDING * 2
}
@computed protected get header(): Header {
return new Header({
manager: this.manager,
maxWidth: this.maxWidth,
})
}
@computed protected get footer(): Footer {
return new Footer({
manager: this.manager,
maxWidth: this.maxWidth,
})
}
@computed protected get chartHeight(): number {
const controlsRowHeight = this.controls.length ? CONTROLS_ROW_HEIGHT : 0
return Math.floor(
this.bounds.height -
this.header.height -
controlsRowHeight -
this.footer.height -
PADDING_ABOVE_FOOTER
)
}
// todo: should we remove this and not make a distinction between map and chart tabs?
@computed protected get isMapTab(): boolean {
return this.manager.tab === GrapherTabOption.map
}
@computed protected get bounds(): Bounds {
return this.props.bounds ?? this.manager.tabBounds ?? DEFAULT_BOUNDS
}
// The bounds for the middle chart part
@computed protected get boundsForChart(): Bounds {
const topPadding = this.isMapTab
? 0
: this.manager.type === ChartTypeName.Marimekko
? PADDING_BELOW_HEADER / 2
: PADDING_BELOW_HEADER
return new Bounds(0, 0, this.bounds.width, this.chartHeight)
.padWidth(OUTSIDE_PADDING)
.padTop(topPadding)
.padBottom(OUTSIDE_PADDING)
}
@computed get isFaceted(): boolean {
const hasStrategy =
!!this.manager.facetStrategy &&
this.manager.facetStrategy !== FacetStrategy.none
return !this.isMapTab && hasStrategy
}
renderChart(): JSX.Element {
const { manager } = this
const bounds = this.boundsForChart
const chartTypeName = this.isMapTab
? ChartTypeName.WorldMap
: manager.typeExceptWhenLineChartAndSingleTimeThenWillBeBarChart ??
manager.type ??
ChartTypeName.LineChart
const ChartClass =
ChartComponentClassMap.get(chartTypeName) ?? DefaultChartClass
// Todo: make FacetChart a chart type name?
if (this.isFaceted)
return (
<FacetChart
bounds={bounds}
chartTypeName={chartTypeName}
manager={manager}
/>
)
return (
<ChartClass
bounds={bounds}
manager={manager}
containerElement={this.containerElement}
/>
)
}
componentDidMount(): void {
exposeInstanceOnWindow(this, "captionedChart")
}
@action.bound startSelecting(): void {
this.manager.isSelectingData = true
}
@computed get controls(): JSX.Element[] {
const manager = this.manager
// Todo: we don't yet show any controls on Maps, but seems like we would want to.
if (!manager.isReady || this.isMapTab) return []
const { showYScaleToggle, showXScaleToggle } = manager
const controls: JSX.Element[] = []
if (showYScaleToggle)
controls.push(
<ScaleSelector
key="scaleSelector"
manager={manager.yAxis!}
prefix={showXScaleToggle ? "Y: " : ""}
/>
)
if (showXScaleToggle)
controls.push(
<ScaleSelector
key="scaleSelector"
manager={manager.xAxis!}
prefix={"X: "}
/>
)
if (manager.showSelectEntitiesButton)
controls.push(
<button
type="button"
key="grapher-select-entities"
data-track-note="grapher-select-entities"
style={controls.length === 0 ? { padding: 0 } : {}} // If there are no controls to the left then set padding to 0 for better alignment
onClick={this.startSelecting}
>
<span className="SelectEntitiesButton">
<FontAwesomeIcon icon={faPencilAlt} />
{`Select ${manager.entityTypePlural}`}
</span>
</button>
)
if (manager.showChangeEntityButton)
controls.push(
<button
type="button"
key="grapher-change-entities"
data-track-note="grapher-change-entity"
className="ChangeEntityButton"
onClick={this.startSelecting}
>
<FontAwesomeIcon icon={faExchangeAlt} /> Change{" "}
{manager.entityType}
</button>
)
if (manager.showAddEntityButton)
controls.push(
<AddEntityButton key="AddEntityButton" manager={manager} />
)
if (manager.showZoomToggle)
controls.push(<ZoomToggle key="ZoomToggle" manager={manager} />)
if (
!manager.hideFacetControl &&
manager.availableFacetStrategies.length > 1
) {
controls.push(
<FacetStrategyDropdown
key="FacetStrategyDropdown"
manager={manager}
/>
)
}
if (manager.showAbsRelToggle)
controls.push(<AbsRelToggle key="AbsRelToggle" manager={manager} />)
if (manager.showNoDataAreaToggle)
controls.push(
<NoDataAreaToggle key="NoDataAreaToggle" manager={manager} />
)
if (manager.showFacetYDomainToggle)
controls.push(
<FacetYDomainToggle
key="FacetYDomainToggle"
manager={manager}
/>
)
if (manager.showSmallCountriesFilterToggle)
controls.push(
<FilterSmallCountriesToggle
key="FilterSmallCountriesToggle"
manager={manager}
/>
)
return controls
}
@computed get selectionArray(): SelectionArray | EntityName[] | undefined {
return this.manager.selection
}
private renderControlsRow(): JSX.Element | null {
return this.controls.length ? (
<div className="controlsRow">
<CollapsibleList>{this.controls}</CollapsibleList>
</div>
) : null
}
private renderLoadingIndicator(): JSX.Element {
return (
<foreignObject {...this.boundsForChart.toProps()}>
<LoadingIndicator title={this.manager.whatAreWeWaitingFor} />
</foreignObject>
)
}
render(): JSX.Element {
const { bounds, chartHeight, maxWidth } = this
const { width } = bounds
const containerStyle: React.CSSProperties = {
position: "relative",
clear: "both",
}
return (
<>
<Header manager={this.manager} maxWidth={maxWidth} />
{this.renderControlsRow()}
<div style={containerStyle}>
<svg
{...this.svgProps}
width={width}
height={chartHeight}
viewBox={`0 0 ${width} ${chartHeight}`}
>
{this.manager.isReady
? this.renderChart()
: this.renderLoadingIndicator()}
</svg>
</div>
<Footer manager={this.manager} maxWidth={maxWidth} />
</>
)
}
@computed protected get svgProps(): React.SVGProps<SVGSVGElement> {
return {
xmlns: "http://www.w3.org/2000/svg",
version: "1.1",
style: {
fontFamily:
"Lato, 'Helvetica Neue', Helvetica, Arial, sans-serif",
fontSize: this.manager.fontSize ?? BASE_FONT_SIZE,
backgroundColor: "white",
textRendering: "geometricPrecision",
WebkitFontSmoothing: "antialiased",
},
}
}
}
@observer
export class StaticCaptionedChart extends CaptionedChart {
constructor(props: CaptionedChartProps) {
super(props)
}
@computed private get paddedBounds(): Bounds {
return this.bounds.pad(OUTSIDE_PADDING)
}
// The bounds for the middle chart part
@computed protected get boundsForChart(): Bounds {
return this.paddedBounds
.padTop(this.header.height)
.padBottom(this.footer.height + PADDING_ABOVE_FOOTER)
.padTop(this.isMapTab ? 0 : PADDING_BELOW_HEADER)
}
render(): JSX.Element {
const { bounds, paddedBounds } = this
const { width, height } = bounds
return (
<svg
{...this.svgProps}
width={width}
height={height}
viewBox={`0 0 ${width} ${height}`}
>
{this.header.renderStatic(paddedBounds.x, paddedBounds.y)}
{this.renderChart()}
{this.footer.renderStatic(
paddedBounds.x,
paddedBounds.bottom - this.footer.height
)}
</svg>
)
}
}
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