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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.
*/
/**
* This module is imported by echarts directly.
*
* Notice:
* Always keep this file exists for backward compatibility.
* Because before 4.1.0, dataset is an optional component,
* some users may import this module manually.
*/
import ComponentModel from '../../model/Component';
import ComponentView from '../../view/Component';
import {
SERIES_LAYOUT_BY_COLUMN, ComponentOption, SeriesEncodeOptionMixin,
OptionSourceData, SeriesLayoutBy, OptionSourceHeader
} from '../../util/types';
import { DataTransformOption, PipedDataTransformOption } from '../../data/helper/transform';
import GlobalModel from '../../model/Global';
import Model from '../../model/Model';
import { disableTransformOptionMerge, SourceManager } from '../../data/helper/sourceManager';
import { EChartsExtensionInstallRegisters } from '../../extension';
export interface DatasetOption extends
Pick<ComponentOption, 'type' | 'id' | 'name'>,
Pick<SeriesEncodeOptionMixin, 'dimensions'> {
mainType?: 'dataset';
seriesLayoutBy?: SeriesLayoutBy;
sourceHeader?: OptionSourceHeader;
source?: OptionSourceData;
fromDatasetIndex?: number;
fromDatasetId?: string;
transform?: DataTransformOption | PipedDataTransformOption;
// When a transform result more than on results, the results can be referenced only by:
// Using `fromDatasetIndex`/`fromDatasetId` and `transfromResultIndex` to retrieve
// the results from other dataset.
fromTransformResult?: number;
}
export class DatasetModel<Opts extends DatasetOption = DatasetOption> extends ComponentModel<Opts> {
type = 'dataset';
static type = 'dataset';
static defaultOption: DatasetOption = {
seriesLayoutBy: SERIES_LAYOUT_BY_COLUMN
};
private _sourceManager: SourceManager;
init(option: Opts, parentModel: Model, ecModel: GlobalModel): void {
super.init(option, parentModel, ecModel);
this._sourceManager = new SourceManager(this);
disableTransformOptionMerge(this);
}
mergeOption(newOption: Opts, ecModel: GlobalModel): void {
super.mergeOption(newOption, ecModel);
disableTransformOptionMerge(this);
}
optionUpdated() {
this._sourceManager.dirty();
}
getSourceManager() {
return this._sourceManager;
}
}
class DatasetView extends ComponentView {
static type = 'dataset';
type = 'dataset';
}
export function install(registers: EChartsExtensionInstallRegisters) {
registers.registerComponentModel(DatasetModel);
registers.registerComponentView(DatasetView);
} |