491 lines
20 KiB
JavaScript
491 lines
20 KiB
JavaScript
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/*
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* Licensed to the Apache Software Foundation (ASF) under one
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* or more contributor license agreements. See the NOTICE file
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* distributed with this work for additional information
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* regarding copyright ownership. The ASF licenses this file
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* to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance
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* with the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing,
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* software distributed under the License is distributed on an
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* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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* KIND, either express or implied. See the License for the
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* specific language governing permissions and limitations
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* under the License.
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*/
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/**
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* AUTO-GENERATED FILE. DO NOT MODIFY.
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*/
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/*
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* Licensed to the Apache Software Foundation (ASF) under one
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* or more contributor license agreements. See the NOTICE file
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* distributed with this work for additional information
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* regarding copyright ownership. The ASF licenses this file
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* to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance
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* with the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing,
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* software distributed under the License is distributed on an
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* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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* KIND, either express or implied. See the License for the
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* specific language governing permissions and limitations
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* under the License.
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*/
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import { each, map, isFunction, createHashMap, noop, assert } from 'zrender/lib/core/util.js';
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import { createTask } from './task.js';
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import { getUID } from '../util/component.js';
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import GlobalModel from '../model/Global.js';
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import ExtensionAPI from './ExtensionAPI.js';
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import { normalizeToArray } from '../util/model.js';
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;
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var Scheduler = /** @class */function () {
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function Scheduler(ecInstance, api, dataProcessorHandlers, visualHandlers) {
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// key: handlerUID
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this._stageTaskMap = createHashMap();
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this.ecInstance = ecInstance;
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this.api = api;
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// Fix current processors in case that in some rear cases that
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// processors might be registered after echarts instance created.
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// Register processors incrementally for a echarts instance is
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// not supported by this stream architecture.
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dataProcessorHandlers = this._dataProcessorHandlers = dataProcessorHandlers.slice();
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visualHandlers = this._visualHandlers = visualHandlers.slice();
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this._allHandlers = dataProcessorHandlers.concat(visualHandlers);
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}
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Scheduler.prototype.restoreData = function (ecModel, payload) {
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// TODO: Only restore needed series and components, but not all components.
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// Currently `restoreData` of all of the series and component will be called.
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// But some independent components like `title`, `legend`, `graphic`, `toolbox`,
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// `tooltip`, `axisPointer`, etc, do not need series refresh when `setOption`,
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// and some components like coordinate system, axes, dataZoom, visualMap only
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// need their target series refresh.
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// (1) If we are implementing this feature some day, we should consider these cases:
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// if a data processor depends on a component (e.g., dataZoomProcessor depends
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// on the settings of `dataZoom`), it should be re-performed if the component
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// is modified by `setOption`.
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// (2) If a processor depends on sevral series, speicified by its `getTargetSeries`,
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// it should be re-performed when the result array of `getTargetSeries` changed.
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// We use `dependencies` to cover these issues.
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// (3) How to update target series when coordinate system related components modified.
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// TODO: simply the dirty mechanism? Check whether only the case here can set tasks dirty,
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// and this case all of the tasks will be set as dirty.
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ecModel.restoreData(payload);
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// Theoretically an overall task not only depends on each of its target series, but also
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// depends on all of the series.
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// The overall task is not in pipeline, and `ecModel.restoreData` only set pipeline tasks
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// dirty. If `getTargetSeries` of an overall task returns nothing, we should also ensure
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// that the overall task is set as dirty and to be performed, otherwise it probably cause
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// state chaos. So we have to set dirty of all of the overall tasks manually, otherwise it
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// probably cause state chaos (consider `dataZoomProcessor`).
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this._stageTaskMap.each(function (taskRecord) {
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var overallTask = taskRecord.overallTask;
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overallTask && overallTask.dirty();
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});
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};
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// If seriesModel provided, incremental threshold is check by series data.
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Scheduler.prototype.getPerformArgs = function (task, isBlock) {
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// For overall task
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if (!task.__pipeline) {
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return;
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}
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var pipeline = this._pipelineMap.get(task.__pipeline.id);
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var pCtx = pipeline.context;
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var incremental = !isBlock && pipeline.progressiveEnabled && (!pCtx || pCtx.progressiveRender) && task.__idxInPipeline > pipeline.blockIndex;
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var step = incremental ? pipeline.step : null;
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var modDataCount = pCtx && pCtx.modDataCount;
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var modBy = modDataCount != null ? Math.ceil(modDataCount / step) : null;
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return {
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step: step,
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modBy: modBy,
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modDataCount: modDataCount
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};
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};
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Scheduler.prototype.getPipeline = function (pipelineId) {
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return this._pipelineMap.get(pipelineId);
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};
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/**
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* Current, progressive rendering starts from visual and layout.
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* Always detect render mode in the same stage, avoiding that incorrect
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* detection caused by data filtering.
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* Caution:
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* `updateStreamModes` use `seriesModel.getData()`.
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*/
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Scheduler.prototype.updateStreamModes = function (seriesModel, view) {
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var pipeline = this._pipelineMap.get(seriesModel.uid);
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var data = seriesModel.getData();
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var dataLen = data.count();
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// `progressiveRender` means that can render progressively in each
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// animation frame. Note that some types of series do not provide
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// `view.incrementalPrepareRender` but support `chart.appendData`. We
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// use the term `incremental` but not `progressive` to describe the
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// case that `chart.appendData`.
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var progressiveRender = pipeline.progressiveEnabled && view.incrementalPrepareRender && dataLen >= pipeline.threshold;
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var large = seriesModel.get('large') && dataLen >= seriesModel.get('largeThreshold');
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// TODO: modDataCount should not updated if `appendData`, otherwise cause whole repaint.
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// see `test/candlestick-large3.html`
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var modDataCount = seriesModel.get('progressiveChunkMode') === 'mod' ? dataLen : null;
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seriesModel.pipelineContext = pipeline.context = {
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progressiveRender: progressiveRender,
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modDataCount: modDataCount,
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large: large
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};
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};
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Scheduler.prototype.restorePipelines = function (ecModel) {
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var scheduler = this;
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var pipelineMap = scheduler._pipelineMap = createHashMap();
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ecModel.eachSeries(function (seriesModel) {
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var progressive = seriesModel.getProgressive();
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var pipelineId = seriesModel.uid;
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pipelineMap.set(pipelineId, {
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id: pipelineId,
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head: null,
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tail: null,
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threshold: seriesModel.getProgressiveThreshold(),
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progressiveEnabled: progressive && !(seriesModel.preventIncremental && seriesModel.preventIncremental()),
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blockIndex: -1,
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step: Math.round(progressive || 700),
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count: 0
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});
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scheduler._pipe(seriesModel, seriesModel.dataTask);
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});
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};
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Scheduler.prototype.prepareStageTasks = function () {
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var stageTaskMap = this._stageTaskMap;
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var ecModel = this.api.getModel();
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var api = this.api;
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each(this._allHandlers, function (handler) {
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var record = stageTaskMap.get(handler.uid) || stageTaskMap.set(handler.uid, {});
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var errMsg = '';
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if (process.env.NODE_ENV !== 'production') {
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// Currently do not need to support to sepecify them both.
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errMsg = '"reset" and "overallReset" must not be both specified.';
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}
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assert(!(handler.reset && handler.overallReset), errMsg);
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handler.reset && this._createSeriesStageTask(handler, record, ecModel, api);
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handler.overallReset && this._createOverallStageTask(handler, record, ecModel, api);
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}, this);
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};
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Scheduler.prototype.prepareView = function (view, model, ecModel, api) {
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var renderTask = view.renderTask;
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var context = renderTask.context;
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context.model = model;
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context.ecModel = ecModel;
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context.api = api;
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renderTask.__block = !view.incrementalPrepareRender;
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this._pipe(model, renderTask);
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};
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Scheduler.prototype.performDataProcessorTasks = function (ecModel, payload) {
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// If we do not use `block` here, it should be considered when to update modes.
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this._performStageTasks(this._dataProcessorHandlers, ecModel, payload, {
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block: true
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});
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};
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Scheduler.prototype.performVisualTasks = function (ecModel, payload, opt) {
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this._performStageTasks(this._visualHandlers, ecModel, payload, opt);
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};
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Scheduler.prototype._performStageTasks = function (stageHandlers, ecModel, payload, opt) {
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opt = opt || {};
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var unfinished = false;
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var scheduler = this;
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each(stageHandlers, function (stageHandler, idx) {
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if (opt.visualType && opt.visualType !== stageHandler.visualType) {
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return;
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}
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var stageHandlerRecord = scheduler._stageTaskMap.get(stageHandler.uid);
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var seriesTaskMap = stageHandlerRecord.seriesTaskMap;
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var overallTask = stageHandlerRecord.overallTask;
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if (overallTask) {
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var overallNeedDirty_1;
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var agentStubMap = overallTask.agentStubMap;
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agentStubMap.each(function (stub) {
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if (needSetDirty(opt, stub)) {
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stub.dirty();
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overallNeedDirty_1 = true;
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}
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});
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overallNeedDirty_1 && overallTask.dirty();
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scheduler.updatePayload(overallTask, payload);
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var performArgs_1 = scheduler.getPerformArgs(overallTask, opt.block);
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// Execute stubs firstly, which may set the overall task dirty,
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// then execute the overall task. And stub will call seriesModel.setData,
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// which ensures that in the overallTask seriesModel.getData() will not
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// return incorrect data.
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agentStubMap.each(function (stub) {
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stub.perform(performArgs_1);
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});
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if (overallTask.perform(performArgs_1)) {
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unfinished = true;
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}
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} else if (seriesTaskMap) {
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seriesTaskMap.each(function (task, pipelineId) {
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if (needSetDirty(opt, task)) {
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task.dirty();
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}
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var performArgs = scheduler.getPerformArgs(task, opt.block);
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// FIXME
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// if intending to declare `performRawSeries` in handlers, only
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// stream-independent (specifically, data item independent) operations can be
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// performed. Because if a series is filtered, most of the tasks will not
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// be performed. A stream-dependent operation probably cause wrong biz logic.
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// Perhaps we should not provide a separate callback for this case instead
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// of providing the config `performRawSeries`. The stream-dependent operations
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// and stream-independent operations should better not be mixed.
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performArgs.skip = !stageHandler.performRawSeries && ecModel.isSeriesFiltered(task.context.model);
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scheduler.updatePayload(task, payload);
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if (task.perform(performArgs)) {
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unfinished = true;
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}
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});
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}
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});
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function needSetDirty(opt, task) {
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return opt.setDirty && (!opt.dirtyMap || opt.dirtyMap.get(task.__pipeline.id));
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}
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this.unfinished = unfinished || this.unfinished;
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};
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Scheduler.prototype.performSeriesTasks = function (ecModel) {
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var unfinished;
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ecModel.eachSeries(function (seriesModel) {
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// Progress to the end for dataInit and dataRestore.
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unfinished = seriesModel.dataTask.perform() || unfinished;
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});
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this.unfinished = unfinished || this.unfinished;
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};
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Scheduler.prototype.plan = function () {
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// Travel pipelines, check block.
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this._pipelineMap.each(function (pipeline) {
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var task = pipeline.tail;
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do {
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if (task.__block) {
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pipeline.blockIndex = task.__idxInPipeline;
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break;
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}
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task = task.getUpstream();
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} while (task);
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});
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};
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Scheduler.prototype.updatePayload = function (task, payload) {
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payload !== 'remain' && (task.context.payload = payload);
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};
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Scheduler.prototype._createSeriesStageTask = function (stageHandler, stageHandlerRecord, ecModel, api) {
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var scheduler = this;
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var oldSeriesTaskMap = stageHandlerRecord.seriesTaskMap;
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// The count of stages are totally about only several dozen, so
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// do not need to reuse the map.
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var newSeriesTaskMap = stageHandlerRecord.seriesTaskMap = createHashMap();
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var seriesType = stageHandler.seriesType;
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var getTargetSeries = stageHandler.getTargetSeries;
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// If a stageHandler should cover all series, `createOnAllSeries` should be declared mandatorily,
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// to avoid some typo or abuse. Otherwise if an extension do not specify a `seriesType`,
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// it works but it may cause other irrelevant charts blocked.
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if (stageHandler.createOnAllSeries) {
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ecModel.eachRawSeries(create);
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} else if (seriesType) {
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ecModel.eachRawSeriesByType(seriesType, create);
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} else if (getTargetSeries) {
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getTargetSeries(ecModel, api).each(create);
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}
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function create(seriesModel) {
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var pipelineId = seriesModel.uid;
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// Init tasks for each seriesModel only once.
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// Reuse original task instance.
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var task = newSeriesTaskMap.set(pipelineId, oldSeriesTaskMap && oldSeriesTaskMap.get(pipelineId) || createTask({
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plan: seriesTaskPlan,
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reset: seriesTaskReset,
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count: seriesTaskCount
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}));
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task.context = {
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model: seriesModel,
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ecModel: ecModel,
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api: api,
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// PENDING: `useClearVisual` not used?
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useClearVisual: stageHandler.isVisual && !stageHandler.isLayout,
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plan: stageHandler.plan,
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reset: stageHandler.reset,
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scheduler: scheduler
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};
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scheduler._pipe(seriesModel, task);
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}
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};
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Scheduler.prototype._createOverallStageTask = function (stageHandler, stageHandlerRecord, ecModel, api) {
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var scheduler = this;
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var overallTask = stageHandlerRecord.overallTask = stageHandlerRecord.overallTask
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// For overall task, the function only be called on reset stage.
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|| createTask({
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reset: overallTaskReset
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});
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overallTask.context = {
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ecModel: ecModel,
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api: api,
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overallReset: stageHandler.overallReset,
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scheduler: scheduler
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};
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var oldAgentStubMap = overallTask.agentStubMap;
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// The count of stages are totally about only several dozen, so
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// do not need to reuse the map.
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var newAgentStubMap = overallTask.agentStubMap = createHashMap();
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var seriesType = stageHandler.seriesType;
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var getTargetSeries = stageHandler.getTargetSeries;
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var overallProgress = true;
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var shouldOverallTaskDirty = false;
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// FIXME:TS never used, so comment it
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// let modifyOutputEnd = stageHandler.modifyOutputEnd;
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// An overall task with seriesType detected or has `getTargetSeries`, we add
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// stub in each pipelines, it will set the overall task dirty when the pipeline
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// progress. Moreover, to avoid call the overall task each frame (too frequent),
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// we set the pipeline block.
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var errMsg = '';
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if (process.env.NODE_ENV !== 'production') {
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errMsg = '"createOnAllSeries" is not supported for "overallReset", ' + 'because it will block all streams.';
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}
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assert(!stageHandler.createOnAllSeries, errMsg);
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if (seriesType) {
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ecModel.eachRawSeriesByType(seriesType, createStub);
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} else if (getTargetSeries) {
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getTargetSeries(ecModel, api).each(createStub);
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}
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// Otherwise, (usually it is legacy case), the overall task will only be
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// executed when upstream is dirty. Otherwise the progressive rendering of all
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// pipelines will be disabled unexpectedly. But it still needs stubs to receive
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// dirty info from upstream.
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else {
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overallProgress = false;
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each(ecModel.getSeries(), createStub);
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}
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function createStub(seriesModel) {
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var pipelineId = seriesModel.uid;
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var stub = newAgentStubMap.set(pipelineId, oldAgentStubMap && oldAgentStubMap.get(pipelineId) || (
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// When the result of `getTargetSeries` changed, the overallTask
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// should be set as dirty and re-performed.
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shouldOverallTaskDirty = true, createTask({
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reset: stubReset,
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onDirty: stubOnDirty
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})));
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stub.context = {
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model: seriesModel,
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overallProgress: overallProgress
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// FIXME:TS never used, so comment it
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// modifyOutputEnd: modifyOutputEnd
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};
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stub.agent = overallTask;
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stub.__block = overallProgress;
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scheduler._pipe(seriesModel, stub);
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}
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if (shouldOverallTaskDirty) {
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overallTask.dirty();
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}
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};
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Scheduler.prototype._pipe = function (seriesModel, task) {
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var pipelineId = seriesModel.uid;
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var pipeline = this._pipelineMap.get(pipelineId);
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!pipeline.head && (pipeline.head = task);
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pipeline.tail && pipeline.tail.pipe(task);
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pipeline.tail = task;
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task.__idxInPipeline = pipeline.count++;
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task.__pipeline = pipeline;
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};
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Scheduler.wrapStageHandler = function (stageHandler, visualType) {
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if (isFunction(stageHandler)) {
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stageHandler = {
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overallReset: stageHandler,
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seriesType: detectSeriseType(stageHandler)
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};
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}
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stageHandler.uid = getUID('stageHandler');
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visualType && (stageHandler.visualType = visualType);
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return stageHandler;
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};
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;
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return Scheduler;
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}();
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function overallTaskReset(context) {
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context.overallReset(context.ecModel, context.api, context.payload);
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}
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function stubReset(context) {
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return context.overallProgress && stubProgress;
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}
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function stubProgress() {
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this.agent.dirty();
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this.getDownstream().dirty();
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}
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function stubOnDirty() {
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this.agent && this.agent.dirty();
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}
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function seriesTaskPlan(context) {
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return context.plan ? context.plan(context.model, context.ecModel, context.api, context.payload) : null;
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}
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function seriesTaskReset(context) {
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if (context.useClearVisual) {
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context.data.clearAllVisual();
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}
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var resetDefines = context.resetDefines = normalizeToArray(context.reset(context.model, context.ecModel, context.api, context.payload));
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return resetDefines.length > 1 ? map(resetDefines, function (v, idx) {
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return makeSeriesTaskProgress(idx);
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}) : singleSeriesTaskProgress;
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}
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var singleSeriesTaskProgress = makeSeriesTaskProgress(0);
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function makeSeriesTaskProgress(resetDefineIdx) {
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return function (params, context) {
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var data = context.data;
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var resetDefine = context.resetDefines[resetDefineIdx];
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if (resetDefine && resetDefine.dataEach) {
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for (var i = params.start; i < params.end; i++) {
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resetDefine.dataEach(data, i);
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}
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} else if (resetDefine && resetDefine.progress) {
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resetDefine.progress(params, data);
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}
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};
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}
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function seriesTaskCount(context) {
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return context.data.count();
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}
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/**
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* Only some legacy stage handlers (usually in echarts extensions) are pure function.
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* To ensure that they can work normally, they should work in block mode, that is,
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* they should not be started util the previous tasks finished. So they cause the
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* progressive rendering disabled. We try to detect the series type, to narrow down
|
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* the block range to only the series type they concern, but not all series.
|
|
*/
|
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function detectSeriseType(legacyFunc) {
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seriesType = null;
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try {
|
|
// Assume there is no async when calling `eachSeriesByType`.
|
|
legacyFunc(ecModelMock, apiMock);
|
|
} catch (e) {}
|
|
return seriesType;
|
|
}
|
|
var ecModelMock = {};
|
|
var apiMock = {};
|
|
var seriesType;
|
|
mockMethods(ecModelMock, GlobalModel);
|
|
mockMethods(apiMock, ExtensionAPI);
|
|
ecModelMock.eachSeriesByType = ecModelMock.eachRawSeriesByType = function (type) {
|
|
seriesType = type;
|
|
};
|
|
ecModelMock.eachComponent = function (cond) {
|
|
if (cond.mainType === 'series' && cond.subType) {
|
|
seriesType = cond.subType;
|
|
}
|
|
};
|
|
function mockMethods(target, Clz) {
|
|
/* eslint-disable */
|
|
for (var name_1 in Clz.prototype) {
|
|
// Do not use hasOwnProperty
|
|
target[name_1] = noop;
|
|
}
|
|
/* eslint-enable */
|
|
}
|
|
|
|
export default Scheduler; |