/*
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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 createRenderPlanner from '../helper/createRenderPlanner';
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import { StageHandler } from '../../util/types';
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import CandlestickSeriesModel, { CandlestickDataItemOption } from './CandlestickSeries';
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import Model from '../../model/Model';
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import { extend } from 'zrender/src/core/util';
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const positiveBorderColorQuery = ['itemStyle', 'borderColor'] as const;
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const negativeBorderColorQuery = ['itemStyle', 'borderColor0'] as const;
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const positiveColorQuery = ['itemStyle', 'color'] as const;
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const negativeColorQuery = ['itemStyle', 'color0'] as const;
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const candlestickVisual: StageHandler = {
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seriesType: 'candlestick',
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plan: createRenderPlanner(),
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// For legend.
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performRawSeries: true,
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reset: function (seriesModel: CandlestickSeriesModel, ecModel) {
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function getColor(sign: number, model: Model<Pick<CandlestickDataItemOption, 'itemStyle'>>) {
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return model.get(
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sign > 0 ? positiveColorQuery : negativeColorQuery
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);
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}
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function getBorderColor(sign: number, model: Model<Pick<CandlestickDataItemOption, 'itemStyle'>>) {
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return model.get(
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sign > 0 ? positiveBorderColorQuery : negativeBorderColorQuery
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);
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}
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const data = seriesModel.getData();
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// Only visible series has each data be visual encoded
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if (ecModel.isSeriesFiltered(seriesModel)) {
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return;
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}
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const isLargeRender = seriesModel.pipelineContext.large;
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return !isLargeRender && {
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progress(params, data) {
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let dataIndex;
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while ((dataIndex = params.next()) != null) {
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const itemModel = data.getItemModel(dataIndex);
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const sign = data.getItemLayout(dataIndex).sign;
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const style = itemModel.getItemStyle();
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style.fill = getColor(sign, itemModel);
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style.stroke = getBorderColor(sign, itemModel) || style.fill;
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const existsStyle = data.ensureUniqueItemVisual(dataIndex, 'style');
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extend(existsStyle, style);
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}
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}
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};
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}
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};
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export default candlestickVisual;
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