You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
parttimejob/node_modules/echarts/lib/data/Source.js

299 lines
11 KiB

/*
* 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.
*/
/**
* AUTO-GENERATED FILE. DO NOT MODIFY.
*/
/*
* 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.
*/
import { isTypedArray, clone, createHashMap, isArray, isObject, isArrayLike, hasOwn, assert, each, map, isNumber, isString, keys } from 'zrender/lib/core/util.js';
import { SOURCE_FORMAT_ORIGINAL, SERIES_LAYOUT_BY_COLUMN, SOURCE_FORMAT_UNKNOWN, SOURCE_FORMAT_KEYED_COLUMNS, SOURCE_FORMAT_TYPED_ARRAY, SOURCE_FORMAT_ARRAY_ROWS, SOURCE_FORMAT_OBJECT_ROWS, SERIES_LAYOUT_BY_ROW } from '../util/types.js';
import { getDataItemValue } from '../util/model.js';
import { BE_ORDINAL, guessOrdinal } from './helper/sourceHelper.js';
;
// @inner
var SourceImpl = /** @class */function () {
function SourceImpl(fields) {
this.data = fields.data || (fields.sourceFormat === SOURCE_FORMAT_KEYED_COLUMNS ? {} : []);
this.sourceFormat = fields.sourceFormat || SOURCE_FORMAT_UNKNOWN;
// Visit config
this.seriesLayoutBy = fields.seriesLayoutBy || SERIES_LAYOUT_BY_COLUMN;
this.startIndex = fields.startIndex || 0;
this.dimensionsDetectedCount = fields.dimensionsDetectedCount;
this.metaRawOption = fields.metaRawOption;
var dimensionsDefine = this.dimensionsDefine = fields.dimensionsDefine;
if (dimensionsDefine) {
for (var i = 0; i < dimensionsDefine.length; i++) {
var dim = dimensionsDefine[i];
if (dim.type == null) {
if (guessOrdinal(this, i) === BE_ORDINAL.Must) {
dim.type = 'ordinal';
}
}
}
}
}
return SourceImpl;
}();
export function isSourceInstance(val) {
return val instanceof SourceImpl;
}
/**
* Create a source from option.
* NOTE: Created source is immutable. Don't change any properties in it.
*/
export function createSource(sourceData, thisMetaRawOption,
// can be null. If not provided, auto detect it from `sourceData`.
sourceFormat) {
sourceFormat = sourceFormat || detectSourceFormat(sourceData);
var seriesLayoutBy = thisMetaRawOption.seriesLayoutBy;
var determined = determineSourceDimensions(sourceData, sourceFormat, seriesLayoutBy, thisMetaRawOption.sourceHeader, thisMetaRawOption.dimensions);
var source = new SourceImpl({
data: sourceData,
sourceFormat: sourceFormat,
seriesLayoutBy: seriesLayoutBy,
dimensionsDefine: determined.dimensionsDefine,
startIndex: determined.startIndex,
dimensionsDetectedCount: determined.dimensionsDetectedCount,
metaRawOption: clone(thisMetaRawOption)
});
return source;
}
/**
* Wrap original series data for some compatibility cases.
*/
export function createSourceFromSeriesDataOption(data) {
return new SourceImpl({
data: data,
sourceFormat: isTypedArray(data) ? SOURCE_FORMAT_TYPED_ARRAY : SOURCE_FORMAT_ORIGINAL
});
}
/**
* Clone source but excludes source data.
*/
export function cloneSourceShallow(source) {
return new SourceImpl({
data: source.data,
sourceFormat: source.sourceFormat,
seriesLayoutBy: source.seriesLayoutBy,
dimensionsDefine: clone(source.dimensionsDefine),
startIndex: source.startIndex,
dimensionsDetectedCount: source.dimensionsDetectedCount
});
}
/**
* Note: An empty array will be detected as `SOURCE_FORMAT_ARRAY_ROWS`.
*/
export function detectSourceFormat(data) {
var sourceFormat = SOURCE_FORMAT_UNKNOWN;
if (isTypedArray(data)) {
sourceFormat = SOURCE_FORMAT_TYPED_ARRAY;
} else if (isArray(data)) {
// FIXME Whether tolerate null in top level array?
if (data.length === 0) {
sourceFormat = SOURCE_FORMAT_ARRAY_ROWS;
}
for (var i = 0, len = data.length; i < len; i++) {
var item = data[i];
if (item == null) {
continue;
} else if (isArray(item) || isTypedArray(item)) {
sourceFormat = SOURCE_FORMAT_ARRAY_ROWS;
break;
} else if (isObject(item)) {
sourceFormat = SOURCE_FORMAT_OBJECT_ROWS;
break;
}
}
} else if (isObject(data)) {
for (var key in data) {
if (hasOwn(data, key) && isArrayLike(data[key])) {
sourceFormat = SOURCE_FORMAT_KEYED_COLUMNS;
break;
}
}
}
return sourceFormat;
}
/**
* Determine the source definitions from data standalone dimensions definitions
* are not specified.
*/
function determineSourceDimensions(data, sourceFormat, seriesLayoutBy, sourceHeader,
// standalone raw dimensions definition, like:
// {
// dimensions: ['aa', 'bb', { name: 'cc', type: 'time' }]
// }
// in `dataset` or `series`
dimensionsDefine) {
var dimensionsDetectedCount;
var startIndex;
// PENDING: Could data be null/undefined here?
// currently, if `dataset.source` not specified, error thrown.
// if `series.data` not specified, nothing rendered without error thrown.
// Should test these cases.
if (!data) {
return {
dimensionsDefine: normalizeDimensionsOption(dimensionsDefine),
startIndex: startIndex,
dimensionsDetectedCount: dimensionsDetectedCount
};
}
if (sourceFormat === SOURCE_FORMAT_ARRAY_ROWS) {
var dataArrayRows = data;
// Rule: Most of the first line are string: it is header.
// Caution: consider a line with 5 string and 1 number,
// it still can not be sure it is a head, because the
// 5 string may be 5 values of category columns.
if (sourceHeader === 'auto' || sourceHeader == null) {
arrayRowsTravelFirst(function (val) {
// '-' is regarded as null/undefined.
if (val != null && val !== '-') {
if (isString(val)) {
startIndex == null && (startIndex = 1);
} else {
startIndex = 0;
}
}
// 10 is an experience number, avoid long loop.
}, seriesLayoutBy, dataArrayRows, 10);
} else {
startIndex = isNumber(sourceHeader) ? sourceHeader : sourceHeader ? 1 : 0;
}
if (!dimensionsDefine && startIndex === 1) {
dimensionsDefine = [];
arrayRowsTravelFirst(function (val, index) {
dimensionsDefine[index] = val != null ? val + '' : '';
}, seriesLayoutBy, dataArrayRows, Infinity);
}
dimensionsDetectedCount = dimensionsDefine ? dimensionsDefine.length : seriesLayoutBy === SERIES_LAYOUT_BY_ROW ? dataArrayRows.length : dataArrayRows[0] ? dataArrayRows[0].length : null;
} else if (sourceFormat === SOURCE_FORMAT_OBJECT_ROWS) {
if (!dimensionsDefine) {
dimensionsDefine = objectRowsCollectDimensions(data);
}
} else if (sourceFormat === SOURCE_FORMAT_KEYED_COLUMNS) {
if (!dimensionsDefine) {
dimensionsDefine = [];
each(data, function (colArr, key) {
dimensionsDefine.push(key);
});
}
} else if (sourceFormat === SOURCE_FORMAT_ORIGINAL) {
var value0 = getDataItemValue(data[0]);
dimensionsDetectedCount = isArray(value0) && value0.length || 1;
} else if (sourceFormat === SOURCE_FORMAT_TYPED_ARRAY) {
if (process.env.NODE_ENV !== 'production') {
assert(!!dimensionsDefine, 'dimensions must be given if data is TypedArray.');
}
}
return {
startIndex: startIndex,
dimensionsDefine: normalizeDimensionsOption(dimensionsDefine),
dimensionsDetectedCount: dimensionsDetectedCount
};
}
function objectRowsCollectDimensions(data) {
var firstIndex = 0;
var obj;
while (firstIndex < data.length && !(obj = data[firstIndex++])) {} // jshint ignore: line
if (obj) {
return keys(obj);
}
}
// Consider dimensions defined like ['A', 'price', 'B', 'price', 'C', 'price'],
// which is reasonable. But dimension name is duplicated.
// Returns undefined or an array contains only object without null/undefined or string.
function normalizeDimensionsOption(dimensionsDefine) {
if (!dimensionsDefine) {
// The meaning of null/undefined is different from empty array.
return;
}
var nameMap = createHashMap();
return map(dimensionsDefine, function (rawItem, index) {
rawItem = isObject(rawItem) ? rawItem : {
name: rawItem
};
// Other fields will be discarded.
var item = {
name: rawItem.name,
displayName: rawItem.displayName,
type: rawItem.type
};
// User can set null in dimensions.
// We don't auto specify name, otherwise a given name may
// cause it to be referred unexpectedly.
if (item.name == null) {
return item;
}
// Also consider number form like 2012.
item.name += '';
// User may also specify displayName.
// displayName will always exists except user not
// specified or dim name is not specified or detected.
// (A auto generated dim name will not be used as
// displayName).
if (item.displayName == null) {
item.displayName = item.name;
}
var exist = nameMap.get(item.name);
if (!exist) {
nameMap.set(item.name, {
count: 1
});
} else {
item.name += '-' + exist.count++;
}
return item;
});
}
function arrayRowsTravelFirst(cb, seriesLayoutBy, data, maxLoop) {
if (seriesLayoutBy === SERIES_LAYOUT_BY_ROW) {
for (var i = 0; i < data.length && i < maxLoop; i++) {
cb(data[i] ? data[i][0] : null, i);
}
} else {
var value0 = data[0] || [];
for (var i = 0; i < value0.length && i < maxLoop; i++) {
cb(value0[i], i);
}
}
}
export function shouldRetrieveDataByName(source) {
var sourceFormat = source.sourceFormat;
return sourceFormat === SOURCE_FORMAT_OBJECT_ROWS || sourceFormat === SOURCE_FORMAT_KEYED_COLUMNS;
}