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/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
/* global Int32Array */
import * as zrUtil from 'zrender/src/core/util';
import {PathStyleProps} from 'zrender/src/graphic/Path';
import Model from '../model/Model';
import DataDiffer from './DataDiffer';
import {DataProvider, DefaultDataProvider} from './helper/dataProvider';
import {summarizeDimensions, DimensionSummary} from './helper/dimensionHelper';
import SeriesDimensionDefine from './SeriesDimensionDefine';
import {ArrayLike, Dictionary, FunctionPropertyNames} from 'zrender/src/core/types';
import Element from 'zrender/src/Element';
import {
DimensionIndex, DimensionName, DimensionLoose, OptionDataItem,
ParsedValue, ParsedValueNumeric,
ModelOption, SeriesDataType, OptionSourceData, SOURCE_FORMAT_TYPED_ARRAY, SOURCE_FORMAT_ORIGINAL,
DecalObject,
OrdinalNumber,
OrdinalRawValue
} from '../util/types';
import {convertOptionIdName, isDataItemOption} from '../util/model';
import { setCommonECData } from '../util/innerStore';
import type Graph from './Graph';
import type Tree from './Tree';
import type { VisualMeta } from '../component/visualMap/VisualMapModel';
import {isSourceInstance, Source} from './Source';
import { LineStyleProps } from '../model/mixin/lineStyle';
import DataStore, { DataStoreDimensionDefine, DimValueGetter } from './DataStore';
import { isSeriesDataSchema, SeriesDataSchema } from './helper/SeriesDataSchema';
const isObject = zrUtil.isObject;
const map = zrUtil.map;
const CtorInt32Array = typeof Int32Array === 'undefined' ? Array : Int32Array;
// Use prefix to avoid index to be the same as otherIdList[idx],
// which will cause weird update animation.
const ID_PREFIX = 'e\0\0';
const INDEX_NOT_FOUND = -1;
type NameRepeatCount = {[name: string]: number};
type ItrParamDims = DimensionLoose | Array<DimensionLoose>;
// If Ctx not specified, use List as Ctx
type CtxOrList<Ctx> = unknown extends Ctx ? SeriesData : Ctx;
type EachCb0<Ctx> = (this: CtxOrList<Ctx>, idx: number) => void;
type EachCb1<Ctx> = (this: CtxOrList<Ctx>, x: ParsedValue, idx: number) => void;
type EachCb2<Ctx> = (this: CtxOrList<Ctx>, x: ParsedValue, y: ParsedValue, idx: number) => void;
type EachCb<Ctx> = (this: CtxOrList<Ctx>, ...args: any) => void;
type FilterCb0<Ctx> = (this: CtxOrList<Ctx>, idx: number) => boolean;
type FilterCb1<Ctx> = (this: CtxOrList<Ctx>, x: ParsedValue, idx: number) => boolean;
type FilterCb2<Ctx> = (this: CtxOrList<Ctx>, x: ParsedValue, y: ParsedValue, idx: number) => boolean;
type FilterCb<Ctx> = (this: CtxOrList<Ctx>, ...args: any) => boolean;
type MapArrayCb0<Ctx> = (this: CtxOrList<Ctx>, idx: number) => any;
type MapArrayCb1<Ctx> = (this: CtxOrList<Ctx>, x: ParsedValue, idx: number) => any;
type MapArrayCb2<Ctx> = (this: CtxOrList<Ctx>, x: ParsedValue, y: ParsedValue, idx: number) => any;
type MapArrayCb<Ctx> = (this: CtxOrList<Ctx>, ...args: any) => any;
type MapCb1<Ctx> = (this: CtxOrList<Ctx>, x: ParsedValue, idx: number) => ParsedValue | ParsedValue[];
type MapCb2<Ctx> = (this: CtxOrList<Ctx>, x: ParsedValue, y: ParsedValue, idx: number) =>
ParsedValue | ParsedValue[];
type MapCb<Ctx> = (this: CtxOrList<Ctx>, ...args: any) => ParsedValue | ParsedValue[];
type SeriesDimensionDefineLoose = string | object | SeriesDimensionDefine;
// `SeriesDimensionLoose` and `SeriesDimensionName` is the dimension that is used by coordinate
// system or declared in `series.encode`, which will be saved in `SeriesData`. Other dimension
// might not be saved in `SeriesData` for performance consideration. See `createDimension` for
// more details.
type SeriesDimensionLoose = DimensionLoose;
type SeriesDimensionName = DimensionName;
// type SeriesDimensionIndex = DimensionIndex;
const TRANSFERABLE_PROPERTIES = [
'hasItemOption', '_nameList', '_idList', '_invertedIndicesMap',
'_dimSummary', 'userOutput',
'_rawData', '_dimValueGetter',
'_nameDimIdx', '_idDimIdx', '_nameRepeatCount'
];
const CLONE_PROPERTIES = [
'_approximateExtent'
];
export interface DefaultDataVisual {
style: PathStyleProps
// Draw type determined which prop should be set with encoded color.
// It's only available on the global visual. Use getVisual('drawType') to access it.
// It will be set in visual/style.ts module in the first priority.
drawType: 'fill' | 'stroke'
symbol?: string
symbolSize?: number | number[]
symbolRotate?: number
symbolKeepAspect?: boolean
symbolOffset?: string | number | (string | number)[]
liftZ?: number
// For legend.
legendIcon?: string
legendLineStyle?: LineStyleProps
// visualMap will inject visualMeta data
visualMeta?: VisualMeta[]
// If color is encoded from palette
colorFromPalette?: boolean
decal?: DecalObject
}
export interface DataCalculationInfo<SERIES_MODEL> {
stackedDimension: DimensionName;
stackedByDimension: DimensionName;
isStackedByIndex: boolean;
stackedOverDimension: DimensionName;
stackResultDimension: DimensionName;
stackedOnSeries?: SERIES_MODEL;
}
// -----------------------------
// Internal method declarations:
// -----------------------------
let prepareInvertedIndex: (data: SeriesData) => void;
let getId: (data: SeriesData, rawIndex: number) => string;
let getIdNameFromStore: (data: SeriesData, dimIdx: number, dataIdx: number) => string;
let normalizeDimensions: (dimensions: ItrParamDims) => Array<DimensionLoose>;
let transferProperties: (target: SeriesData, source: SeriesData) => void;
let cloneListForMapAndSample: (original: SeriesData) => SeriesData;
let makeIdFromName: (data: SeriesData, idx: number) => void;
class SeriesData<
HostModel extends Model = Model,
Visual extends DefaultDataVisual = DefaultDataVisual
> {
readonly type = 'list';
/**
* Name of dimensions list of SeriesData.
*
* @caution Carefully use the index of this array.
* Because when DataStore is an extra high dimension(>30) dataset. We will only pick
* the used dimensions from DataStore to avoid performance issue.
*/
readonly dimensions: SeriesDimensionName[];
// Information of each data dimension, like data type.
private _dimInfos: Record<SeriesDimensionName, SeriesDimensionDefine>;
private _dimOmitted = false;
private _schema?: SeriesDataSchema;
/**
* @pending
* Actually we do not really need to convert dimensionIndex to dimensionName
* and do not need `_dimIdxToName` if we do everything internally based on dimension
* index rather than dimension name.
*/
private _dimIdxToName?: zrUtil.HashMap<DimensionName, DimensionIndex>;
readonly hostModel: HostModel;
/**
* @readonly
*/
dataType: SeriesDataType;
/**
* @readonly
* Host graph if List is used to store graph nodes / edges.
*/
graph?: Graph;
/**
* @readonly
* Host tree if List is used to store tree nodes.
*/
tree?: Tree;
private _store: DataStore;
private _nameList: string[] = [];
private _idList: string[] = [];
// Models of data option is stored sparse for optimizing memory cost
// Never used yet (not used yet).
// private _optionModels: Model[] = [];
// Global visual properties after visual coding
private _visual: Dictionary<any> = {};
// Global layout properties.
private _layout: Dictionary<any> = {};
// Item visual properties after visual coding
private _itemVisuals: Dictionary<any>[] = [];
// Item layout properties after layout
private _itemLayouts: any[] = [];
// Graphic elements
private _graphicEls: Element[] = [];
// key: dim, value: extent
private _approximateExtent: Record<SeriesDimensionName, [number, number]> = {};
private _dimSummary: DimensionSummary;
private _invertedIndicesMap: Record<SeriesDimensionName, ArrayLike<number>>;
private _calculationInfo: DataCalculationInfo<HostModel> = {} as DataCalculationInfo<HostModel>;
// User output info of this data.
// DO NOT use it in other places!
// When preparing user params for user callbacks, we have
// to clone these inner data structures to prevent users
// from modifying them to effect built-in logic. And for
// performance consideration we make this `userOutput` to
// avoid clone them too many times.
userOutput: DimensionSummary['userOutput'];
// Having detected that there is data item is non primitive type
// (in type `OptionDataItemObject`).
// Like `data: [ { value: xx, itemStyle: {...} }, ...]`
// At present it only happen in `SOURCE_FORMAT_ORIGINAL`.
hasItemOption: boolean = false;
// id or name is used on dynamic data, mapping old and new items.
// When generating id from name, avoid repeat.
private _nameRepeatCount: NameRepeatCount;
private _nameDimIdx: number;
private _idDimIdx: number;
private __wrappedMethods: string[];
// Methods that create a new list based on this list should be listed here.
// Notice that those method should `RETURN` the new list.
TRANSFERABLE_METHODS = ['cloneShallow', 'downSample', 'lttbDownSample', 'map'] as const;
// Methods that change indices of this list should be listed here.
CHANGABLE_METHODS = ['filterSelf', 'selectRange'] as const;
DOWNSAMPLE_METHODS = ['downSample', 'lttbDownSample'] as const;
/**
* @param dimensionsInput.dimensions
* For example, ['someDimName', {name: 'someDimName', type: 'someDimType'}, ...].
* Dimensions should be concrete names like x, y, z, lng, lat, angle, radius
*/
constructor(
dimensionsInput: SeriesDataSchema | SeriesDimensionDefineLoose[],
hostModel: HostModel
) {
let dimensions: SeriesDimensionDefineLoose[];
let assignStoreDimIdx = false;
if (isSeriesDataSchema(dimensionsInput)) {
dimensions = dimensionsInput.dimensions;
this._dimOmitted = dimensionsInput.isDimensionOmitted();
this._schema = dimensionsInput;
}
else {
assignStoreDimIdx = true;
dimensions = dimensionsInput as SeriesDimensionDefineLoose[];
}
dimensions = dimensions || ['x', 'y'];
const dimensionInfos: Dictionary<SeriesDimensionDefine> = {};
const dimensionNames = [];
const invertedIndicesMap: Dictionary<number[]> = {};
let needsHasOwn = false;
const emptyObj = {};
for (let i = 0; i < dimensions.length; i++) {
// Use the original dimensions[i], where other flag props may exists.
const dimInfoInput = dimensions[i];
const dimensionInfo: SeriesDimensionDefine =
zrUtil.isString(dimInfoInput)
? new SeriesDimensionDefine({name: dimInfoInput})
: !(dimInfoInput instanceof SeriesDimensionDefine)
? new SeriesDimensionDefine(dimInfoInput)
: dimInfoInput;
const dimensionName = dimensionInfo.name;
dimensionInfo.type = dimensionInfo.type || 'float';
if (!dimensionInfo.coordDim) {
dimensionInfo.coordDim = dimensionName;
dimensionInfo.coordDimIndex = 0;
}
const otherDims = dimensionInfo.otherDims = dimensionInfo.otherDims || {};
dimensionNames.push(dimensionName);
dimensionInfos[dimensionName] = dimensionInfo;
if ((emptyObj as any)[dimensionName] != null) {
needsHasOwn = true;
}
if (dimensionInfo.createInvertedIndices) {
invertedIndicesMap[dimensionName] = [];
}
if (otherDims.itemName === 0) {
this._nameDimIdx = i;
}
if (otherDims.itemId === 0) {
this._idDimIdx = i;
}
if (__DEV__) {
zrUtil.assert(assignStoreDimIdx || dimensionInfo.storeDimIndex >= 0);
}
if (assignStoreDimIdx) {
dimensionInfo.storeDimIndex = i;
}
}
this.dimensions = dimensionNames;
this._dimInfos = dimensionInfos;
this._initGetDimensionInfo(needsHasOwn);
this.hostModel = hostModel;
this._invertedIndicesMap = invertedIndicesMap;
if (this._dimOmitted) {
const dimIdxToName = this._dimIdxToName = zrUtil.createHashMap<DimensionName, DimensionIndex>();
zrUtil.each(dimensionNames, dimName => {
dimIdxToName.set(dimensionInfos[dimName].storeDimIndex, dimName);
});
}
}
/**
*
* Get concrete dimension name by dimension name or dimension index.
* If input a dimension name, do not validate whether the dimension name exits.
*
* @caution
* @param dim Must make sure the dimension is `SeriesDimensionLoose`.
* Because only those dimensions will have auto-generated dimension names if not
* have a user-specified name, and other dimensions will get a return of null/undefined.
*
* @notice Because of this reason, should better use `getDimensionIndex` instead, for examples:
* ```js
* const val = data.getStore().get(data.getDimensionIndex(dim), dataIdx);
* ```
*
* @return Concrete dim name.
*/
getDimension(dim: SeriesDimensionLoose): DimensionName {
let dimIdx = this._recognizeDimIndex(dim);
if (dimIdx == null) {
return dim as DimensionName;
}
dimIdx = dim as DimensionIndex;
if (!this._dimOmitted) {
return this.dimensions[dimIdx];
}
// Retrieve from series dimension definition because it probably contains
// generated dimension name (like 'x', 'y').
const dimName = this._dimIdxToName.get(dimIdx);
if (dimName != null) {
return dimName;
}
const sourceDimDef = this._schema.getSourceDimension(dimIdx);
if (sourceDimDef) {
return sourceDimDef.name;
}
}
/**
* Get dimension index in data store. Return -1 if not found.
* Can be used to index value from getRawValue.
*/
getDimensionIndex(dim: DimensionLoose): DimensionIndex {
const dimIdx = this._recognizeDimIndex(dim);
if (dimIdx != null) {
return dimIdx;
}
if (dim == null) {
return -1;
}
const dimInfo = this._getDimInfo(dim as DimensionName);
return dimInfo
? dimInfo.storeDimIndex
: this._dimOmitted
? this._schema.getSourceDimensionIndex(dim as DimensionName)
: -1;
}
/**
* The meanings of the input parameter `dim`:
*
* + If dim is a number (e.g., `1`), it means the index of the dimension.
* For example, `getDimension(0)` will return 'x' or 'lng' or 'radius'.
* + If dim is a number-like string (e.g., `"1"`):
* + If there is the same concrete dim name defined in `series.dimensions` or `dataset.dimensions`,
* it means that concrete name.
* + If not, it will be converted to a number, which means the index of the dimension.
* (why? because of the backward compatibility. We have been tolerating number-like string in
* dimension setting, although now it seems that it is not a good idea.)
* For example, `visualMap[i].dimension: "1"` is the same meaning as `visualMap[i].dimension: 1`,
* if no dimension name is defined as `"1"`.
* + If dim is a not-number-like string, it means the concrete dim name.
* For example, it can be be default name `"x"`, `"y"`, `"z"`, `"lng"`, `"lat"`, `"angle"`, `"radius"`,
* or customized in `dimensions` property of option like `"age"`.
*
* @return recognized `DimensionIndex`. Otherwise return null/undefined (means that dim is `DimensionName`).
*/
private _recognizeDimIndex(dim: DimensionLoose): DimensionIndex {
if (zrUtil.isNumber(dim)
// If being a number-like string but not being defined as a dimension name.
|| (
dim != null
&& !isNaN(dim as any)
&& !this._getDimInfo(dim)
&& (!this._dimOmitted || this._schema.getSourceDimensionIndex(dim) < 0)
)
) {
return +dim;
}
}
private _getStoreDimIndex(dim: DimensionLoose): DimensionIndex {
const dimIdx = this.getDimensionIndex(dim);
if (__DEV__) {
if (dimIdx == null) {
throw new Error('Unknown dimension ' + dim);
}
}
return dimIdx;
}
/**
* Get type and calculation info of particular dimension
* @param dim
* Dimension can be concrete names like x, y, z, lng, lat, angle, radius
* Or a ordinal number. For example getDimensionInfo(0) will return 'x' or 'lng' or 'radius'
*/
getDimensionInfo(dim: SeriesDimensionLoose): SeriesDimensionDefine {
// Do not clone, because there may be categories in dimInfo.
return this._getDimInfo(this.getDimension(dim));
}
/**
* If `dimName` if from outside of `SeriesData`,
* use this method other than visit `this._dimInfos` directly.
*/
private _getDimInfo: (dimName: SeriesDimensionName) => SeriesDimensionDefine;
private _initGetDimensionInfo(needsHasOwn: boolean): void {
const dimensionInfos = this._dimInfos;
this._getDimInfo = needsHasOwn
? dimName => (dimensionInfos.hasOwnProperty(dimName) ? dimensionInfos[dimName] : undefined)
: dimName => dimensionInfos[dimName];
}
/**
* concrete dimension name list on coord.
*/
getDimensionsOnCoord(): SeriesDimensionName[] {
return this._dimSummary.dataDimsOnCoord.slice();
}
/**
* @param coordDim
* @param idx A coordDim may map to more than one data dim.
* If not specified, return the first dim not extra.
* @return concrete data dim. If not found, return null/undefined
*/
mapDimension(coordDim: SeriesDimensionName): SeriesDimensionName;
mapDimension(coordDim: SeriesDimensionName, idx: number): SeriesDimensionName;
mapDimension(coordDim: SeriesDimensionName, idx?: number): SeriesDimensionName {
const dimensionsSummary = this._dimSummary;
if (idx == null) {
return dimensionsSummary.encodeFirstDimNotExtra[coordDim] as any;
}
const dims = dimensionsSummary.encode[coordDim];
return dims ? dims[idx as number] as any : null;
}
mapDimensionsAll(coordDim: SeriesDimensionName): SeriesDimensionName[] {
const dimensionsSummary = this._dimSummary;
const dims = dimensionsSummary.encode[coordDim];
return (dims || []).slice();
}
getStore() {
return this._store;
}
/**
* Initialize from data
* @param data source or data or data store.
* @param nameList The name of a datum is used on data diff and
* default label/tooltip.
* A name can be specified in encode.itemName,
* or dataItem.name (only for series option data),
* or provided in nameList from outside.
*/
initData(
data: Source | OptionSourceData | DataStore | DataProvider,
nameList?: string[],
dimValueGetter?: DimValueGetter
): void {
let store: DataStore;
if (data instanceof DataStore) {
store = data;
}
if (!store) {
const dimensions = this.dimensions;
const provider = (isSourceInstance(data) || zrUtil.isArrayLike(data))
? new DefaultDataProvider(data as Source | OptionSourceData, dimensions.length)
: data as DataProvider;
store = new DataStore();
const dimensionInfos: DataStoreDimensionDefine[] = map(dimensions, dimName => ({
type: this._dimInfos[dimName].type,
property: dimName
}));
store.initData(provider, dimensionInfos, dimValueGetter);
}
this._store = store;
// Reset
this._nameList = (nameList || []).slice();
this._idList = [];
this._nameRepeatCount = {};
this._doInit(0, store.count());
// Cache summary info for fast visit. See "dimensionHelper".
// Needs to be initialized after store is prepared.
this._dimSummary = summarizeDimensions(this, this._schema);
this.userOutput = this._dimSummary.userOutput;
}
/**
* Caution: Can be only called on raw data (before `this._indices` created).
*/
appendData(data: ArrayLike<any>): void {
const range = this._store.appendData(data);
this._doInit(range[0], range[1]);
}
/**
* Caution: Can be only called on raw data (before `this._indices` created).
* This method does not modify `rawData` (`dataProvider`), but only
* add values to store.
*
* The final count will be increased by `Math.max(values.length, names.length)`.
*
* @param values That is the SourceType: 'arrayRows', like
* [
* [12, 33, 44],
* [NaN, 43, 1],
* ['-', 'asdf', 0]
* ]
* Each item is exactly corresponding to a dimension.
*/
appendValues(values: any[][], names?: string[]): void {
const {start, end} = this._store.appendValues(values, names.length);
const shouldMakeIdFromName = this._shouldMakeIdFromName();
this._updateOrdinalMeta();
if (names) {
for (let idx = start; idx < end; idx++) {
const sourceIdx = idx - start;
this._nameList[idx] = names[sourceIdx];
if (shouldMakeIdFromName) {
makeIdFromName(this, idx);
}
}
}
}
private _updateOrdinalMeta(): void {
const store = this._store;
const dimensions = this.dimensions;
for (let i = 0; i < dimensions.length; i++) {
const dimInfo = this._dimInfos[dimensions[i]];
if (dimInfo.ordinalMeta) {
store.collectOrdinalMeta(dimInfo.storeDimIndex, dimInfo.ordinalMeta);
}
}
}
private _shouldMakeIdFromName(): boolean {
const provider = this._store.getProvider();
return this._idDimIdx == null
&& provider.getSource().sourceFormat !== SOURCE_FORMAT_TYPED_ARRAY
&& !provider.fillStorage;
}
private _doInit(start: number, end: number): void {
if (start >= end) {
return;
}
const store = this._store;
const provider = store.getProvider();
this._updateOrdinalMeta();
const nameList = this._nameList;
const idList = this._idList;
const sourceFormat = provider.getSource().sourceFormat;
const isFormatOriginal = sourceFormat === SOURCE_FORMAT_ORIGINAL;
// Each data item is value
// [1, 2]
// 2
// Bar chart, line chart which uses category axis
// only gives the 'y' value. 'x' value is the indices of category
// Use a tempValue to normalize the value to be a (x, y) value
// If dataItem is {name: ...} or {id: ...}, it has highest priority.
// This kind of ids and names are always stored `_nameList` and `_idList`.
if (isFormatOriginal && !provider.pure) {
const sharedDataItem = [] as OptionDataItem;
for (let idx = start; idx < end; idx++) {
// NOTICE: Try not to write things into dataItem
const dataItem = provider.getItem(idx, sharedDataItem);
if (!this.hasItemOption && isDataItemOption(dataItem)) {
this.hasItemOption = true;
}
if (dataItem) {
const itemName = (dataItem as any).name;
if (nameList[idx] == null && itemName != null) {
nameList[idx] = convertOptionIdName(itemName, null);
}
const itemId = (dataItem as any).id;
if (idList[idx] == null && itemId != null) {
idList[idx] = convertOptionIdName(itemId, null);
}
}
}
}
if (this._shouldMakeIdFromName()) {
for (let idx = start; idx < end; idx++) {
makeIdFromName(this, idx);
}
}
prepareInvertedIndex(this);
}
/**
* PENDING: In fact currently this function is only used to short-circuit
* the calling of `scale.unionExtentFromData` when data have been filtered by modules
* like "dataZoom". `scale.unionExtentFromData` is used to calculate data extent for series on
* an axis, but if a "axis related data filter module" is used, the extent of the axis have
* been fixed and no need to calling `scale.unionExtentFromData` actually.
* But if we add "custom data filter" in future, which is not "axis related", this method may
* be still needed.
*
* Optimize for the scenario that data is filtered by a given extent.
* Consider that if data amount is more than hundreds of thousand,
* extent calculation will cost more than 10ms and the cache will
* be erased because of the filtering.
*/
getApproximateExtent(dim: SeriesDimensionLoose): [number, number] {
return this._approximateExtent[dim] || this._store.getDataExtent(this._getStoreDimIndex(dim));
}
/**
* Calculate extent on a filtered data might be time consuming.
* Approximate extent is only used for: calculate extent of filtered data outside.
*/
setApproximateExtent(extent: [number, number], dim: SeriesDimensionLoose): void {
dim = this.getDimension(dim);
this._approximateExtent[dim] = extent.slice() as [number, number];
}
getCalculationInfo<CALC_INFO_KEY extends keyof DataCalculationInfo<HostModel>>(
key: CALC_INFO_KEY
): DataCalculationInfo<HostModel>[CALC_INFO_KEY] {
return this._calculationInfo[key];
}
/**
* @param key or k-v object
*/
setCalculationInfo(
key: DataCalculationInfo<HostModel>
): void;
setCalculationInfo<CALC_INFO_KEY extends keyof DataCalculationInfo<HostModel>>(
key: CALC_INFO_KEY,
value: DataCalculationInfo<HostModel>[CALC_INFO_KEY]
): void;
setCalculationInfo(
key: (keyof DataCalculationInfo<HostModel>) | DataCalculationInfo<HostModel>,
value?: DataCalculationInfo<HostModel>[keyof DataCalculationInfo<HostModel>]
): void {
isObject(key)
? zrUtil.extend(this._calculationInfo, key as object)
: ((this._calculationInfo as any)[key] = value);
}
/**
* @return Never be null/undefined. `number` will be converted to string. Because:
* In most cases, name is used in display, where returning a string is more convenient.
* In other cases, name is used in query (see `indexOfName`), where we can keep the
* rule that name `2` equals to name `'2'`.
*/
getName(idx: number): string {
const rawIndex = this.getRawIndex(idx);
let name = this._nameList[rawIndex];
if (name == null && this._nameDimIdx != null) {
name = getIdNameFromStore(this, this._nameDimIdx, rawIndex);
}
if (name == null) {
name = '';
}
return name;
}
private _getCategory(dimIdx: number, idx: number): OrdinalRawValue {
const ordinal = this._store.get(dimIdx, idx);
const ordinalMeta = this._store.getOrdinalMeta(dimIdx);
if (ordinalMeta) {
return ordinalMeta.categories[ordinal as OrdinalNumber];
}
return ordinal;
}
/**
* @return Never null/undefined. `number` will be converted to string. Because:
* In all cases having encountered at present, id is used in making diff comparison, which
* are usually based on hash map. We can keep the rule that the internal id are always string
* (treat `2` is the same as `'2'`) to make the related logic simple.
*/
getId(idx: number): string {
return getId(this, this.getRawIndex(idx));
}
count(): number {
return this._store.count();
}
/**
* Get value. Return NaN if idx is out of range.
*
* @notice Should better to use `data.getStore().get(dimIndex, dataIdx)` instead.
*/
get(dim: SeriesDimensionName, idx: number): ParsedValue {
const store = this._store;
const dimInfo = this._dimInfos[dim];
if (dimInfo) {
return store.get(dimInfo.storeDimIndex, idx);
}
}
/**
* @notice Should better to use `data.getStore().getByRawIndex(dimIndex, dataIdx)` instead.
*/
getByRawIndex(dim: SeriesDimensionName, rawIdx: number): ParsedValue {
const store = this._store;
const dimInfo = this._dimInfos[dim];
if (dimInfo) {
return store.getByRawIndex(dimInfo.storeDimIndex, rawIdx);
}
}
getIndices() {
return this._store.getIndices();
}
getDataExtent(dim: DimensionLoose): [number, number] {
return this._store.getDataExtent(this._getStoreDimIndex(dim));
}
getSum(dim: DimensionLoose): number {
return this._store.getSum(this._getStoreDimIndex(dim));
}
getMedian(dim: DimensionLoose): number {
return this._store.getMedian(this._getStoreDimIndex(dim));
}
/**
* Get value for multi dimensions.
* @param dimensions If ignored, using all dimensions.
*/
getValues(idx: number): ParsedValue[];
getValues(dimensions: readonly DimensionName[], idx: number): ParsedValue[];
getValues(dimensions: readonly DimensionName[] | number, idx?: number): ParsedValue[] {
const store = this._store;
return zrUtil.isArray(dimensions)
? store.getValues(map(dimensions, dim => this._getStoreDimIndex(dim)), idx)
: store.getValues(dimensions as number);
}
/**
* If value is NaN. Including '-'
* Only check the coord dimensions.
*/
hasValue(idx: number): boolean {
const dataDimIndicesOnCoord = this._dimSummary.dataDimIndicesOnCoord;
for (let i = 0, len = dataDimIndicesOnCoord.length; i < len; i++) {
// Ordinal type originally can be string or number.
// But when an ordinal type is used on coord, it can
// not be string but only number. So we can also use isNaN.
if (isNaN(this._store.get(dataDimIndicesOnCoord[i], idx) as any)) {
return false;
}
}
return true;
}
/**
* Retrieve the index with given name
*/
indexOfName(name: string): number {
for (let i = 0, len = this._store.count(); i < len; i++) {
if (this.getName(i) === name) {
return i;
}
}
return -1;
}
getRawIndex(idx: number): number {
return this._store.getRawIndex(idx);
}
indexOfRawIndex(rawIndex: number): number {
return this._store.indexOfRawIndex(rawIndex);
}
/**
* Only support the dimension which inverted index created.
* Do not support other cases until required.
* @param dim concrete dim
* @param value ordinal index
* @return rawIndex
*/
rawIndexOf(dim: SeriesDimensionName, value: OrdinalNumber): number {
const invertedIndices = dim && this._invertedIndicesMap[dim];
if (__DEV__) {
if (!invertedIndices) {
throw new Error('Do not supported yet');
}
}
const rawIndex = invertedIndices[value];
if (rawIndex == null || isNaN(rawIndex)) {
return INDEX_NOT_FOUND;
}
return rawIndex;
}
/**
* Retrieve the index of nearest value
* @param dim
* @param value
* @param [maxDistance=Infinity]
* @return If and only if multiple indices has
* the same value, they are put to the result.
*/
indicesOfNearest(dim: DimensionLoose, value: number, maxDistance?: number): number[] {
return this._store.indicesOfNearest(
this._getStoreDimIndex(dim),
value, maxDistance
);
}
/**
* Data iteration
* @param ctx default this
* @example
* list.each('x', function (x, idx) {});
* list.each(['x', 'y'], function (x, y, idx) {});
* list.each(function (idx) {})
*/
each<Ctx>(cb: EachCb0<Ctx>, ctx?: Ctx, ctxCompat?: Ctx): void;
each<Ctx>(dims: DimensionLoose, cb: EachCb1<Ctx>, ctx?: Ctx): void;
each<Ctx>(dims: [DimensionLoose], cb: EachCb1<Ctx>, ctx?: Ctx): void;
each<Ctx>(dims: [DimensionLoose, DimensionLoose], cb: EachCb2<Ctx>, ctx?: Ctx): void;
each<Ctx>(dims: ItrParamDims, cb: EachCb<Ctx>, ctx?: Ctx): void;
each<Ctx>(
dims: ItrParamDims | EachCb<Ctx>,
cb: EachCb<Ctx> | Ctx,
ctx?: Ctx
): void {
'use strict';
if (zrUtil.isFunction(dims)) {
ctx = cb as Ctx;
cb = dims;
dims = [];
}
// ctxCompat just for compat echarts3
const fCtx = (ctx || this) as CtxOrList<Ctx>;
const dimIndices = map(normalizeDimensions(dims), this._getStoreDimIndex, this);
this._store.each(dimIndices, (fCtx
? zrUtil.bind(cb as any, fCtx as any)
: cb) as any
);
}
/**
* Data filter
*/
filterSelf<Ctx>(cb: FilterCb0<Ctx>, ctx?: Ctx, ctxCompat?: Ctx): this;
filterSelf<Ctx>(dims: DimensionLoose, cb: FilterCb1<Ctx>, ctx?: Ctx): this;
filterSelf<Ctx>(dims: [DimensionLoose], cb: FilterCb1<Ctx>, ctx?: Ctx): this;
filterSelf<Ctx>(dims: [DimensionLoose, DimensionLoose], cb: FilterCb2<Ctx>, ctx?: Ctx): this;
filterSelf<Ctx>(dims: ItrParamDims, cb: FilterCb<Ctx>, ctx?: Ctx): this;
filterSelf<Ctx>(
dims: ItrParamDims | FilterCb<Ctx>,
cb: FilterCb<Ctx> | Ctx,
ctx?: Ctx
): SeriesData {
'use strict';
if (zrUtil.isFunction(dims)) {
ctx = cb as Ctx;
cb = dims;
dims = [];
}
// ctxCompat just for compat echarts3
const fCtx = (ctx || this) as CtxOrList<Ctx>;
const dimIndices = map(normalizeDimensions(dims), this._getStoreDimIndex, this);
this._store = this._store.filter(dimIndices, (fCtx
? zrUtil.bind(cb as any, fCtx as any)
: cb) as any
);
return this;
}
/**
* Select data in range. (For optimization of filter)
* (Manually inline code, support 5 million data filtering in data zoom.)
*/
selectRange(range: Record<string, [number, number]>): SeriesData {
'use strict';
const innerRange: Record<number, [number, number]> = {};
const dims = zrUtil.keys(range);
const dimIndices: number[] = [];
zrUtil.each(dims, (dim) => {
const dimIdx = this._getStoreDimIndex(dim);
innerRange[dimIdx] = range[dim];
dimIndices.push(dimIdx);
});
this._store = this._store.selectRange(innerRange);
return this;
}
/**
* Data mapping to a plain array
*/
mapArray<Ctx, Cb extends MapArrayCb0<Ctx>>(cb: Cb, ctx?: Ctx, ctxCompat?: Ctx): ReturnType<Cb>[];
/* eslint-disable max-len */
mapArray<Ctx, Cb extends MapArrayCb1<Ctx>>(dims: DimensionLoose, cb: Cb, ctx?: Ctx, ctxCompat?: Ctx): ReturnType<Cb>[];
mapArray<Ctx, Cb extends MapArrayCb1<Ctx>>(dims: [DimensionLoose], cb: Cb, ctx?: Ctx, ctxCompat?: Ctx): ReturnType<Cb>[];
mapArray<Ctx, Cb extends MapArrayCb2<Ctx>>(dims: [DimensionLoose, DimensionLoose], cb: Cb, ctx?: Ctx, ctxCompat?: Ctx): ReturnType<Cb>[];
mapArray<Ctx, Cb extends MapArrayCb<Ctx>>(dims: ItrParamDims, cb: Cb, ctx?: Ctx, ctxCompat?: Ctx): ReturnType<Cb>[];
/* eslint-enable max-len */
mapArray<Ctx>(
dims: ItrParamDims | MapArrayCb<Ctx>,
cb: MapArrayCb<Ctx> | Ctx,
ctx?: Ctx
): unknown[] {
'use strict';
if (zrUtil.isFunction(dims)) {
ctx = cb as Ctx;
cb = dims;
dims = [];
}
// ctxCompat just for compat echarts3
ctx = (ctx || this) as Ctx;
const result: unknown[] = [];
this.each(dims, function () {
result.push(cb && (cb as MapArrayCb<Ctx>).apply(this, arguments));
}, ctx);
return result;
}
/**
* Data mapping to a new List with given dimensions
*/
map<Ctx>(dims: DimensionLoose, cb: MapCb1<Ctx>, ctx?: Ctx, ctxCompat?: Ctx): SeriesData<HostModel>;
map<Ctx>(dims: [DimensionLoose], cb: MapCb1<Ctx>, ctx?: Ctx, ctxCompat?: Ctx): SeriesData<HostModel>;
// eslint-disable-next-line max-len
map<Ctx>(dims: [DimensionLoose, DimensionLoose], cb: MapCb2<Ctx>, ctx?: Ctx, ctxCompat?: Ctx): SeriesData<HostModel>;
map<Ctx>(
dims: ItrParamDims,
cb: MapCb<Ctx>,
ctx?: Ctx,
ctxCompat?: Ctx
): SeriesData {
'use strict';
// ctxCompat just for compat echarts3
const fCtx = (ctx || ctxCompat || this) as CtxOrList<Ctx>;
const dimIndices = map(
normalizeDimensions(dims), this._getStoreDimIndex, this
);
const list = cloneListForMapAndSample(this);
list._store = this._store.map(
dimIndices,
fCtx ? zrUtil.bind(cb, fCtx) : cb
);
return list;
}
/**
* !!Danger: used on stack dimension only.
*/
modify<Ctx>(dims: DimensionLoose, cb: MapCb1<Ctx>, ctx?: Ctx, ctxCompat?: Ctx): void;
modify<Ctx>(dims: [DimensionLoose], cb: MapCb1<Ctx>, ctx?: Ctx, ctxCompat?: Ctx): void;
modify<Ctx>(dims: [DimensionLoose, DimensionLoose], cb: MapCb2<Ctx>, ctx?: Ctx, ctxCompat?: Ctx): void;
modify<Ctx>(
dims: ItrParamDims,
cb: MapCb<Ctx>,
ctx?: Ctx,
ctxCompat?: Ctx
): void {
// ctxCompat just for compat echarts3
const fCtx = (ctx || ctxCompat || this) as CtxOrList<Ctx>;
if (__DEV__) {
zrUtil.each(normalizeDimensions(dims), dim => {
const dimInfo = this.getDimensionInfo(dim);
if (!dimInfo.isCalculationCoord) {
console.error('Danger: only stack dimension can be modified');
}
});
}
const dimIndices = map(
normalizeDimensions(dims), this._getStoreDimIndex, this
);
// If do shallow clone here, if there are too many stacked series,
// it still cost lots of memory, because `_store.dimensions` are not shared.
// We should consider there probably be shallow clone happen in each series
// in consequent filter/map.
this._store.modify(
dimIndices,
fCtx ? zrUtil.bind(cb, fCtx) : cb
);
}
/**
* Large data down sampling on given dimension
* @param sampleIndex Sample index for name and id
*/
downSample(
dimension: DimensionLoose,
rate: number,
sampleValue: (frameValues: ArrayLike<ParsedValue>) => ParsedValueNumeric,
sampleIndex: (frameValues: ArrayLike<ParsedValue>, value: ParsedValueNumeric) => number
): SeriesData<HostModel> {
const list = cloneListForMapAndSample(this);
list._store = this._store.downSample(
this._getStoreDimIndex(dimension),
rate,
sampleValue,
sampleIndex
);
return list as SeriesData<HostModel>;
}
/**
* Large data down sampling using largest-triangle-three-buckets
* @param {string} valueDimension
* @param {number} targetCount
*/
lttbDownSample(
valueDimension: DimensionLoose,
rate: number
): SeriesData<HostModel> {
const list = cloneListForMapAndSample(this);
list._store = this._store.lttbDownSample(
this._getStoreDimIndex(valueDimension),
rate
);
return list as SeriesData<HostModel>;
}
getRawDataItem(idx: number) {
return this._store.getRawDataItem(idx);
}
/**
* Get model of one data item.
*/
// TODO: Type of data item
getItemModel<ItemOpts extends unknown = unknown>(idx: number): Model<ItemOpts
// Extract item option with value key. FIXME will cause incompatible issue
// Extract<HostModel['option']['data'][number], { value?: any }>
> {
const hostModel = this.hostModel;
const dataItem = this.getRawDataItem(idx) as ModelOption;
return new Model(dataItem, hostModel, hostModel && hostModel.ecModel);
}
/**
* Create a data differ
*/
diff(otherList: SeriesData): DataDiffer {
const thisList = this;
return new DataDiffer(
otherList ? otherList.getStore().getIndices() : [],
this.getStore().getIndices(),
function (idx: number) {
return getId(otherList, idx);
},
function (idx: number) {
return getId(thisList, idx);
}
);
}
/**
* Get visual property.
*/
getVisual<K extends keyof Visual>(key: K): Visual[K] {
const visual = this._visual as Visual;
return visual && visual[key];
}
/**
* Set visual property
*
* @example
* setVisual('color', color);
* setVisual({
* 'color': color
* });
*/
setVisual<K extends keyof Visual>(key: K, val: Visual[K]): void;
setVisual(kvObj: Partial<Visual>): void;
setVisual(kvObj: string | Partial<Visual>, val?: any): void {
this._visual = this._visual || {};
if (isObject(kvObj)) {
zrUtil.extend(this._visual, kvObj);
}
else {
this._visual[kvObj as string] = val;
}
}
/**
* Get visual property of single data item
*/
// eslint-disable-next-line
getItemVisual<K extends keyof Visual>(idx: number, key: K): Visual[K] {
const itemVisual = this._itemVisuals[idx] as Visual;
const val = itemVisual && itemVisual[key];
if (val == null) {
// Use global visual property
return this.getVisual(key);
}
return val;
}
/**
* If exists visual property of single data item
*/
hasItemVisual() {
return this._itemVisuals.length > 0;
}
/**
* Make sure itemVisual property is unique
*/
// TODO: use key to save visual to reduce memory.
ensureUniqueItemVisual<K extends keyof Visual>(idx: number, key: K): Visual[K] {
const itemVisuals = this._itemVisuals;
let itemVisual = itemVisuals[idx] as Visual;
if (!itemVisual) {
itemVisual = itemVisuals[idx] = {} as Visual;
}
let val = itemVisual[key];
if (val == null) {
val = this.getVisual(key);
// TODO Performance?
if (zrUtil.isArray(val)) {
val = val.slice() as unknown as Visual[K];
}
else if (isObject(val)) {
val = zrUtil.extend({}, val);
}
itemVisual[key] = val;
}
return val;
}
/**
* Set visual property of single data item
*
* @param {number} idx
* @param {string|Object} key
* @param {*} [value]
*
* @example
* setItemVisual(0, 'color', color);
* setItemVisual(0, {
* 'color': color
* });
*/
// eslint-disable-next-line
setItemVisual<K extends keyof Visual>(idx: number, key: K, value: Visual[K]): void;
setItemVisual(idx: number, kvObject: Partial<Visual>): void;
// eslint-disable-next-line
setItemVisual<K extends keyof Visual>(idx: number, key: K | Partial<Visual>, value?: Visual[K]): void {
const itemVisual = this._itemVisuals[idx] || {};
this._itemVisuals[idx] = itemVisual;
if (isObject(key)) {
zrUtil.extend(itemVisual, key);
}
else {
itemVisual[key as string] = value;
}
}
/**
* Clear itemVisuals and list visual.
*/
clearAllVisual(): void {
this._visual = {};
this._itemVisuals = [];
}
/**
* Set layout property.
*/
setLayout(key: string, val: any): void;
setLayout(kvObj: Dictionary<any>): void;
setLayout(key: string | Dictionary<any>, val?: any): void {
isObject(key)
? zrUtil.extend(this._layout, key)
: (this._layout[key] = val);
}
/**
* Get layout property.
*/
getLayout(key: string): any {
return this._layout[key];
}
/**
* Get layout of single data item
*/
getItemLayout(idx: number): any {
return this._itemLayouts[idx];
}
/**
* Set layout of single data item
*/
setItemLayout<M = false>(
idx: number,
layout: (M extends true ? Dictionary<any> : any),
merge?: M
): void {
this._itemLayouts[idx] = merge
? zrUtil.extend(this._itemLayouts[idx] || {}, layout)
: layout;
}
/**
* Clear all layout of single data item
*/
clearItemLayouts(): void {
this._itemLayouts.length = 0;
}
/**
* Set graphic element relative to data. It can be set as null
*/
setItemGraphicEl(idx: number, el: Element): void {
const seriesIndex = this.hostModel && (this.hostModel as any).seriesIndex;
setCommonECData(seriesIndex, this.dataType, idx, el);
this._graphicEls[idx] = el;
}
getItemGraphicEl(idx: number): Element {
return this._graphicEls[idx];
}
eachItemGraphicEl<Ctx = unknown>(
cb: (this: Ctx, el: Element, idx: number) => void,
context?: Ctx
): void {
zrUtil.each(this._graphicEls, function (el, idx) {
if (el) {
cb && cb.call(context, el, idx);
}
});
}
/**
* Shallow clone a new list except visual and layout properties, and graph elements.
* New list only change the indices.
*/
cloneShallow(list?: SeriesData<HostModel>): SeriesData<HostModel> {
if (!list) {
list = new SeriesData(
this._schema
? this._schema
: map(this.dimensions, this._getDimInfo, this),
this.hostModel
);
}
transferProperties(list, this);
list._store = this._store;
return list;
}
/**
* Wrap some method to add more feature
*/
wrapMethod(
methodName: FunctionPropertyNames<SeriesData>,
injectFunction: (...args: any) => any
): void {
const originalMethod = this[methodName];
if (!zrUtil.isFunction(originalMethod)) {
return;
}
this.__wrappedMethods = this.__wrappedMethods || [];
this.__wrappedMethods.push(methodName);
this[methodName] = function () {
const res = (originalMethod as any).apply(this, arguments);
return injectFunction.apply(this, [res].concat(zrUtil.slice(arguments)));
};
}
// ----------------------------------------------------------
// A work around for internal method visiting private member.
// ----------------------------------------------------------
private static internalField = (function () {
prepareInvertedIndex = function (data: SeriesData): void {
const invertedIndicesMap = data._invertedIndicesMap;
zrUtil.each(invertedIndicesMap, function (invertedIndices, dim) {
const dimInfo = data._dimInfos[dim];
// Currently, only dimensions that has ordinalMeta can create inverted indices.
const ordinalMeta = dimInfo.ordinalMeta;
const store = data._store;
if (ordinalMeta) {
invertedIndices = invertedIndicesMap[dim] = new CtorInt32Array(
ordinalMeta.categories.length
);
// The default value of TypedArray is 0. To avoid miss
// mapping to 0, we should set it as INDEX_NOT_FOUND.
for (let i = 0; i < invertedIndices.length; i++) {
invertedIndices[i] = INDEX_NOT_FOUND;
}
for (let i = 0; i < store.count(); i++) {
// Only support the case that all values are distinct.
invertedIndices[store.get(dimInfo.storeDimIndex, i) as number] = i;
}
}
});
};
getIdNameFromStore = function (
data: SeriesData, dimIdx: number, idx: number
): string {
return convertOptionIdName(data._getCategory(dimIdx, idx), null);
};
/**
* @see the comment of `List['getId']`.
*/
getId = function (data: SeriesData, rawIndex: number): string {
let id = data._idList[rawIndex];
if (id == null && data._idDimIdx != null) {
id = getIdNameFromStore(data, data._idDimIdx, rawIndex);
}
if (id == null) {
id = ID_PREFIX + rawIndex;
}
return id;
};
normalizeDimensions = function (
dimensions: ItrParamDims
): Array<DimensionLoose> {
if (!zrUtil.isArray(dimensions)) {
dimensions = dimensions != null ? [dimensions] : [];
}
return dimensions;
};
/**
* Data in excludeDimensions is copied, otherwise transferred.
*/
cloneListForMapAndSample = function (original: SeriesData): SeriesData {
const list = new SeriesData(
original._schema
? original._schema
: map(original.dimensions, original._getDimInfo, original),
original.hostModel
);
// FIXME If needs stackedOn, value may already been stacked
transferProperties(list, original);
return list;
};
transferProperties = function (target: SeriesData, source: SeriesData): void {
zrUtil.each(
TRANSFERABLE_PROPERTIES.concat(source.__wrappedMethods || []),
function (propName) {
if (source.hasOwnProperty(propName)) {
(target as any)[propName] = (source as any)[propName];
}
}
);
target.__wrappedMethods = source.__wrappedMethods;
zrUtil.each(CLONE_PROPERTIES, function (propName) {
(target as any)[propName] = zrUtil.clone((source as any)[propName]);
});
target._calculationInfo = zrUtil.extend({}, source._calculationInfo);
};
makeIdFromName = function (data: SeriesData, idx: number): void {
const nameList = data._nameList;
const idList = data._idList;
const nameDimIdx = data._nameDimIdx;
const idDimIdx = data._idDimIdx;
let name = nameList[idx];
let id = idList[idx];
if (name == null && nameDimIdx != null) {
nameList[idx] = name = getIdNameFromStore(data, nameDimIdx, idx);
}
if (id == null && idDimIdx != null) {
idList[idx] = id = getIdNameFromStore(data, idDimIdx, idx);
}
if (id == null && name != null) {
const nameRepeatCount = data._nameRepeatCount;
const nmCnt = nameRepeatCount[name] = (nameRepeatCount[name] || 0) + 1;
id = name;
if (nmCnt > 1) {
id += '__ec__' + nmCnt;
}
idList[idx] = id;
}
};
})();
}
interface SeriesData {
getLinkedData(dataType?: SeriesDataType): SeriesData;
getLinkedDataAll(): { data: SeriesData, type?: SeriesDataType }[];
}
export default SeriesData;
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