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frontend/node_modules/echarts/lib/chart/parallel/ParallelView.js
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frontend/node_modules/echarts/lib/chart/parallel/ParallelView.js
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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 { __extends } from "tslib";
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import * as graphic from '../../util/graphic.js';
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import { setStatesStylesFromModel, toggleHoverEmphasis } from '../../util/states.js';
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import ChartView from '../../view/Chart.js';
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import { numericToNumber } from '../../util/number.js';
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import { eqNaN } from 'zrender/lib/core/util.js';
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import { saveOldStyle } from '../../animation/basicTransition.js';
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var DEFAULT_SMOOTH = 0.3;
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var ParallelView = /** @class */function (_super) {
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__extends(ParallelView, _super);
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function ParallelView() {
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var _this = _super !== null && _super.apply(this, arguments) || this;
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_this.type = ParallelView.type;
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_this._dataGroup = new graphic.Group();
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_this._initialized = false;
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return _this;
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}
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ParallelView.prototype.init = function () {
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this.group.add(this._dataGroup);
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};
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/**
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* @override
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*/
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ParallelView.prototype.render = function (seriesModel, ecModel, api, payload) {
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// Clear previously rendered progressive elements.
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this._progressiveEls = null;
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var dataGroup = this._dataGroup;
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var data = seriesModel.getData();
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var oldData = this._data;
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var coordSys = seriesModel.coordinateSystem;
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var dimensions = coordSys.dimensions;
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var seriesScope = makeSeriesScope(seriesModel);
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data.diff(oldData).add(add).update(update).remove(remove).execute();
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function add(newDataIndex) {
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var line = addEl(data, dataGroup, newDataIndex, dimensions, coordSys);
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updateElCommon(line, data, newDataIndex, seriesScope);
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}
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function update(newDataIndex, oldDataIndex) {
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var line = oldData.getItemGraphicEl(oldDataIndex);
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var points = createLinePoints(data, newDataIndex, dimensions, coordSys);
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data.setItemGraphicEl(newDataIndex, line);
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graphic.updateProps(line, {
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shape: {
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points: points
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}
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}, seriesModel, newDataIndex);
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saveOldStyle(line);
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updateElCommon(line, data, newDataIndex, seriesScope);
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}
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function remove(oldDataIndex) {
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var line = oldData.getItemGraphicEl(oldDataIndex);
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dataGroup.remove(line);
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}
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// First create
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if (!this._initialized) {
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this._initialized = true;
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var clipPath = createGridClipShape(coordSys, seriesModel, function () {
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// Callback will be invoked immediately if there is no animation
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setTimeout(function () {
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dataGroup.removeClipPath();
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});
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});
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dataGroup.setClipPath(clipPath);
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}
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this._data = data;
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};
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ParallelView.prototype.incrementalPrepareRender = function (seriesModel, ecModel, api) {
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this._initialized = true;
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this._data = null;
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this._dataGroup.removeAll();
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};
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ParallelView.prototype.incrementalRender = function (taskParams, seriesModel, ecModel) {
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var data = seriesModel.getData();
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var coordSys = seriesModel.coordinateSystem;
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var dimensions = coordSys.dimensions;
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var seriesScope = makeSeriesScope(seriesModel);
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var progressiveEls = this._progressiveEls = [];
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for (var dataIndex = taskParams.start; dataIndex < taskParams.end; dataIndex++) {
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var line = addEl(data, this._dataGroup, dataIndex, dimensions, coordSys);
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line.incremental = true;
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updateElCommon(line, data, dataIndex, seriesScope);
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progressiveEls.push(line);
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}
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};
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ParallelView.prototype.remove = function () {
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this._dataGroup && this._dataGroup.removeAll();
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this._data = null;
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};
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ParallelView.type = 'parallel';
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return ParallelView;
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}(ChartView);
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function createGridClipShape(coordSys, seriesModel, cb) {
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var parallelModel = coordSys.model;
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var rect = coordSys.getRect();
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var rectEl = new graphic.Rect({
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shape: {
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x: rect.x,
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y: rect.y,
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width: rect.width,
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height: rect.height
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}
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});
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var dim = parallelModel.get('layout') === 'horizontal' ? 'width' : 'height';
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rectEl.setShape(dim, 0);
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graphic.initProps(rectEl, {
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shape: {
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width: rect.width,
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height: rect.height
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}
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}, seriesModel, cb);
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return rectEl;
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}
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function createLinePoints(data, dataIndex, dimensions, coordSys) {
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var points = [];
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for (var i = 0; i < dimensions.length; i++) {
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var dimName = dimensions[i];
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var value = data.get(data.mapDimension(dimName), dataIndex);
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if (!isEmptyValue(value, coordSys.getAxis(dimName).type)) {
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points.push(coordSys.dataToPoint(value, dimName));
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}
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}
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return points;
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}
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function addEl(data, dataGroup, dataIndex, dimensions, coordSys) {
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var points = createLinePoints(data, dataIndex, dimensions, coordSys);
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var line = new graphic.Polyline({
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shape: {
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points: points
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},
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// silent: true,
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z2: 10
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});
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dataGroup.add(line);
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data.setItemGraphicEl(dataIndex, line);
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return line;
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}
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function makeSeriesScope(seriesModel) {
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var smooth = seriesModel.get('smooth', true);
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smooth === true && (smooth = DEFAULT_SMOOTH);
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smooth = numericToNumber(smooth);
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eqNaN(smooth) && (smooth = 0);
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return {
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smooth: smooth
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};
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}
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function updateElCommon(el, data, dataIndex, seriesScope) {
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el.useStyle(data.getItemVisual(dataIndex, 'style'));
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el.style.fill = null;
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el.setShape('smooth', seriesScope.smooth);
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var itemModel = data.getItemModel(dataIndex);
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var emphasisModel = itemModel.getModel('emphasis');
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setStatesStylesFromModel(el, itemModel, 'lineStyle');
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toggleHoverEmphasis(el, emphasisModel.get('focus'), emphasisModel.get('blurScope'), emphasisModel.get('disabled'));
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}
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// function simpleDiff(oldData, newData, dimensions) {
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// let oldLen;
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// if (!oldData
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// || !oldData.__plProgressive
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// || (oldLen = oldData.count()) !== newData.count()
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// ) {
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// return true;
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// }
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// let dimLen = dimensions.length;
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// for (let i = 0; i < oldLen; i++) {
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// for (let j = 0; j < dimLen; j++) {
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// if (oldData.get(dimensions[j], i) !== newData.get(dimensions[j], i)) {
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// return true;
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// }
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// }
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// }
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// return false;
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// }
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// FIXME put in common util?
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function isEmptyValue(val, axisType) {
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return axisType === 'category' ? val == null : val == null || isNaN(val); // axisType === 'value'
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}
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export default ParallelView;
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