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BoxPlotColumn.ts
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BoxPlotColumn.ts
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import { format } from 'd3-format';
import type { IBoxPlotData, IEventListener, ISequence } from '../internal';
import { Category, dialogAddons, SortByDefault, toolbar } from './annotations';
import Column, {
dirty,
dirtyCaches,
dirtyHeader,
dirtyValues,
groupRendererChanged,
labelChanged,
metaDataChanged,
rendererTypeChanged,
summaryRendererChanged,
visibilityChanged,
widthChanged,
} from './Column';
import { IDataRow, ECompareValueType, IValueColumnDesc, ITypeFactory } from './interfaces';
import {
ESortMethod,
IBoxPlotColumn,
INumberDesc,
INumberFilter,
IColorMappingFunction,
IMappingFunction,
} from './INumberColumn';
import { restoreMapping } from './MappingFunction';
import NumberColumn from './NumberColumn';
import type { dataLoaded } from './ValueColumn';
import ValueColumn from './ValueColumn';
import {
DEFAULT_FORMATTER,
noNumberFilter,
toCompareBoxPlotValue,
getBoxPlotNumber,
isDummyNumberFilter,
restoreNumberFilter,
} from './internalNumber';
export interface IBoxPlotDesc extends INumberDesc {
sort?: ESortMethod;
}
export declare type IBoxPlotColumnDesc = IBoxPlotDesc & IValueColumnDesc<IBoxPlotData>;
/**
* emitted when the sort method property changes
* @asMemberOf BoxPlotColumn
* @event
*/
export declare function sortMethodChanged_BPC(previous: ESortMethod, current: ESortMethod): void;
/**
* emitted when the mapping property changes
* @asMemberOf BoxPlotColumn
* @event
*/
export declare function mappingChanged_BPC(previous: IMappingFunction, current: IMappingFunction): void;
/**
* emitted when the color mapping property changes
* @asMemberOf BoxPlotColumn
* @event
*/
export declare function colorMappingChanged_BPC(previous: IColorMappingFunction, current: IColorMappingFunction): void;
/**
* emitted when the filter property changes
* @asMemberOf BoxPlotColumn
* @event
*/
export declare function filterChanged_BPC(previous: INumberFilter | null, current: INumberFilter | null): void;
@toolbar('rename', 'clone', 'sort', 'sortBy', 'filterNumber', 'colorMapped', 'editMapping')
@dialogAddons('sort', 'sortBoxPlot')
@Category('array')
@SortByDefault('descending')
export default class BoxPlotColumn extends ValueColumn<IBoxPlotData> implements IBoxPlotColumn {
static readonly EVENT_MAPPING_CHANGED = NumberColumn.EVENT_MAPPING_CHANGED;
static readonly EVENT_COLOR_MAPPING_CHANGED = NumberColumn.EVENT_COLOR_MAPPING_CHANGED;
static readonly EVENT_SORTMETHOD_CHANGED = NumberColumn.EVENT_SORTMETHOD_CHANGED;
static readonly EVENT_FILTER_CHANGED = NumberColumn.EVENT_FILTER_CHANGED;
private readonly numberFormat: (n: number) => string = DEFAULT_FORMATTER;
private sort: ESortMethod;
private mapping: IMappingFunction;
private colorMapping: IColorMappingFunction;
private original: Readonly<IMappingFunction>;
private deriveMapping: readonly boolean[];
/**
* currently active filter
* @type {{min: number, max: number}}
* @private
*/
private currentFilter: INumberFilter = noNumberFilter();
constructor(id: string, desc: Readonly<IBoxPlotColumnDesc>, factory: ITypeFactory) {
super(id, desc);
this.mapping = restoreMapping(desc, factory);
this.original = this.mapping.clone();
this.deriveMapping = this.mapping.domain.map((d) => d == null || Number.isNaN(d));
this.colorMapping = factory.colorMappingFunction(desc.colorMapping);
if (desc.numberFormat) {
this.numberFormat = format(desc.numberFormat);
}
this.sort = desc.sort || ESortMethod.min;
}
onDataUpdate(rows: ISequence<IDataRow>): void {
super.onDataUpdate(rows);
if (!this.deriveMapping.some(Boolean)) {
return;
}
// hook for listening to data updates
const minMax = rows
.map((row) => this.getRawValue(row))
.reduce(
(acc, v) => {
if (v == null) {
return acc;
}
if (v.min < acc.min) {
acc.min = v.min;
}
if (v.max > acc.max) {
acc.max = v.max;
}
return acc;
},
{ min: Number.POSITIVE_INFINITY, max: Number.NEGATIVE_INFINITY }
);
const domain = this.mapping.domain.slice();
if (this.deriveMapping[0]) {
domain[0] = minMax.min;
}
if (this.deriveMapping[this.deriveMapping.length - 1]) {
domain[domain.length - 1] = minMax.max;
}
this.mapping.domain = domain;
(this.original as IMappingFunction).domain = domain;
}
getNumberFormat() {
return this.numberFormat;
}
toCompareValue(row: IDataRow): number {
return toCompareBoxPlotValue(this, row);
}
toCompareValueType() {
return ECompareValueType.FLOAT;
}
getBoxPlotData(row: IDataRow): IBoxPlotData | null {
return this.getValue(row);
}
getRange() {
return this.mapping.getRange(this.numberFormat);
}
getRawBoxPlotData(row: IDataRow): IBoxPlotData | null {
return this.getRawValue(row);
}
getRawValue(row: IDataRow) {
return super.getValue(row);
}
getExportValue(row: IDataRow, format: 'text' | 'json'): any {
return format === 'json' ? this.getRawValue(row) : super.getExportValue(row, format);
}
getValue(row: IDataRow) {
const v = this.getRawValue(row);
if (v == null) {
return null;
}
const r: IBoxPlotData = {
min: this.mapping.apply(v.min),
max: this.mapping.apply(v.max),
median: this.mapping.apply(v.median),
q1: this.mapping.apply(v.q1),
q3: this.mapping.apply(v.q3),
};
if (v.outlier) {
Object.assign(r, {
outlier: v.outlier.map((d) => this.mapping.apply(d)),
});
}
if (v.whiskerLow != null) {
Object.assign(r, {
whiskerLow: this.mapping.apply(v.whiskerLow),
});
}
if (v.whiskerHigh != null) {
Object.assign(r, {
whiskerHigh: this.mapping.apply(v.whiskerHigh),
});
}
return r;
}
getNumber(row: IDataRow): number {
return getBoxPlotNumber(this, row, 'normalized');
}
getRawNumber(row: IDataRow): number {
return getBoxPlotNumber(this, row, 'raw');
}
iterNumber(row: IDataRow) {
return [this.getNumber(row)];
}
iterRawNumber(row: IDataRow) {
return [this.getRawNumber(row)];
}
getLabel(row: IDataRow): string {
const v = this.getRawValue(row);
if (v == null) {
return '';
}
const f = this.numberFormat;
return `BoxPlot(min = ${f(v.min)}, q1 = ${f(v.q1)}, median = ${f(v.median)}, q3 = ${f(v.q3)}, max = ${f(v.max)})`;
}
getSortMethod() {
return this.sort;
}
setSortMethod(sort: ESortMethod) {
if (this.sort === sort) {
return;
}
this.fire(BoxPlotColumn.EVENT_SORTMETHOD_CHANGED, this.sort, (this.sort = sort));
// sort by me if not already sorted by me
if (!this.isSortedByMe().asc) {
this.sortByMe();
}
}
dump(toDescRef: (desc: any) => any): any {
const r = super.dump(toDescRef);
r.sortMethod = this.getSortMethod();
r.filter = !isDummyNumberFilter(this.currentFilter) ? this.currentFilter : null;
r.map = this.mapping.toJSON();
r.colorMapping = this.colorMapping.toJSON();
return r;
}
restore(dump: any, factory: ITypeFactory) {
super.restore(dump, factory);
if (dump.sortMethod) {
this.sort = dump.sortMethod;
}
if (dump.filter) {
this.currentFilter = restoreNumberFilter(dump.filter);
}
if (dump.map || dump.domain) {
this.mapping = restoreMapping(dump, factory);
}
if (dump.colorMapping) {
this.colorMapping = factory.colorMappingFunction(dump.colorMapping);
}
}
protected createEventList() {
return super
.createEventList()
.concat([
BoxPlotColumn.EVENT_SORTMETHOD_CHANGED,
BoxPlotColumn.EVENT_COLOR_MAPPING_CHANGED,
BoxPlotColumn.EVENT_MAPPING_CHANGED,
BoxPlotColumn.EVENT_FILTER_CHANGED,
]);
}
on(type: typeof BoxPlotColumn.EVENT_COLOR_MAPPING_CHANGED, listener: typeof colorMappingChanged_BPC | null): this;
on(type: typeof BoxPlotColumn.EVENT_MAPPING_CHANGED, listener: typeof mappingChanged_BPC | null): this;
on(type: typeof BoxPlotColumn.EVENT_SORTMETHOD_CHANGED, listener: typeof sortMethodChanged_BPC | null): this;
on(type: typeof BoxPlotColumn.EVENT_FILTER_CHANGED, listener: typeof filterChanged_BPC | null): this;
on(type: typeof ValueColumn.EVENT_DATA_LOADED, listener: typeof dataLoaded | null): this;
on(type: typeof Column.EVENT_WIDTH_CHANGED, listener: typeof widthChanged | null): this;
on(type: typeof Column.EVENT_LABEL_CHANGED, listener: typeof labelChanged | null): this;
on(type: typeof Column.EVENT_METADATA_CHANGED, listener: typeof metaDataChanged | null): this;
on(type: typeof Column.EVENT_DIRTY, listener: typeof dirty | null): this;
on(type: typeof Column.EVENT_DIRTY_HEADER, listener: typeof dirtyHeader | null): this;
on(type: typeof Column.EVENT_DIRTY_VALUES, listener: typeof dirtyValues | null): this;
on(type: typeof Column.EVENT_DIRTY_CACHES, listener: typeof dirtyCaches | null): this;
on(type: typeof Column.EVENT_RENDERER_TYPE_CHANGED, listener: typeof rendererTypeChanged | null): this;
on(type: typeof Column.EVENT_GROUP_RENDERER_TYPE_CHANGED, listener: typeof groupRendererChanged | null): this;
on(type: typeof Column.EVENT_SUMMARY_RENDERER_TYPE_CHANGED, listener: typeof summaryRendererChanged | null): this;
on(type: typeof Column.EVENT_VISIBILITY_CHANGED, listener: typeof visibilityChanged | null): this;
on(type: string | string[], listener: IEventListener | null): this; // required for correct typings in *.d.ts
on(type: string | string[], listener: IEventListener | null): this {
return super.on(type as any, listener);
}
getOriginalMapping() {
return this.original.clone();
}
getMapping() {
return this.mapping.clone();
}
setMapping(mapping: IMappingFunction) {
if (this.mapping.eq(mapping)) {
return;
}
this.deriveMapping = [];
this.fire(
[
BoxPlotColumn.EVENT_MAPPING_CHANGED,
Column.EVENT_DIRTY_HEADER,
Column.EVENT_DIRTY_VALUES,
Column.EVENT_DIRTY_CACHES,
Column.EVENT_DIRTY,
],
this.mapping.clone(),
(this.mapping = mapping)
);
}
getColor(row: IDataRow) {
return NumberColumn.prototype.getColor.call(this, row);
}
getColorMapping() {
return this.colorMapping.clone();
}
setColorMapping(mapping: IColorMappingFunction) {
if (this.colorMapping.eq(mapping)) {
return;
}
this.fire(
[
BoxPlotColumn.EVENT_COLOR_MAPPING_CHANGED,
Column.EVENT_DIRTY_HEADER,
Column.EVENT_DIRTY_VALUES,
Column.EVENT_DIRTY_CACHES,
Column.EVENT_DIRTY,
],
this.colorMapping.clone(),
(this.colorMapping = mapping)
);
}
isFiltered() {
return NumberColumn.prototype.isFiltered.call(this);
}
getFilter(): INumberFilter {
return NumberColumn.prototype.getFilter.call(this);
}
setFilter(value: INumberFilter | null) {
NumberColumn.prototype.setFilter.call(this, value);
}
filter(row: IDataRow) {
return NumberColumn.prototype.filter.call(this, row);
}
clearFilter() {
return NumberColumn.prototype.clearFilter.call(this);
}
}