/*
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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 * as zrUtil from 'zrender/src/core/util';
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import * as visualSolution from '../../visual/visualSolution';
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import VisualMapping from '../../visual/VisualMapping';
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import VisualMapModel, { VisualMeta } from './VisualMapModel';
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import { StageHandlerProgressExecutor, BuiltinVisualProperty, ParsedValue, StageHandler } from '../../util/types';
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import SeriesModel from '../../model/Series';
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import { getVisualFromData } from '../../visual/helper';
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export const visualMapEncodingHandlers: StageHandler[] = [
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{
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createOnAllSeries: true,
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reset: function (seriesModel, ecModel) {
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const resetDefines: StageHandlerProgressExecutor[] = [];
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ecModel.eachComponent('visualMap', function (visualMapModel: VisualMapModel) {
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const pipelineContext = seriesModel.pipelineContext;
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if (!visualMapModel.isTargetSeries(seriesModel)
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|| (pipelineContext && pipelineContext.large)
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) {
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return;
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}
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resetDefines.push(visualSolution.incrementalApplyVisual(
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visualMapModel.stateList,
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visualMapModel.targetVisuals,
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zrUtil.bind(visualMapModel.getValueState, visualMapModel),
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visualMapModel.getDataDimension(seriesModel.getData())
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));
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});
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return resetDefines;
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}
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},
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// Only support color.
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{
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createOnAllSeries: true,
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reset: function (seriesModel, ecModel) {
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const data = seriesModel.getData();
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const visualMetaList: VisualMeta[] = [];
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ecModel.eachComponent('visualMap', function (visualMapModel: VisualMapModel) {
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if (visualMapModel.isTargetSeries(seriesModel)) {
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const visualMeta = visualMapModel.getVisualMeta(
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zrUtil.bind(getColorVisual, null, seriesModel, visualMapModel)
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) || {
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stops: [],
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outerColors: []
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} as VisualMeta;
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const concreteDim = visualMapModel.getDataDimension(data);
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const dimInfo = data.getDimensionInfo(concreteDim);
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if (dimInfo != null) {
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// visualMeta.dimension should be dimension index, but not concrete dimension.
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visualMeta.dimension = dimInfo.index;
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visualMetaList.push(visualMeta);
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}
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}
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});
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// console.log(JSON.stringify(visualMetaList.map(a => a.stops)));
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seriesModel.getData().setVisual('visualMeta', visualMetaList);
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}
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}
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];
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// FIXME
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// performance and export for heatmap?
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// value can be Infinity or -Infinity
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function getColorVisual(
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seriesModel: SeriesModel,
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visualMapModel: VisualMapModel,
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value: ParsedValue,
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valueState: VisualMapModel['stateList'][number]
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) {
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const mappings = visualMapModel.targetVisuals[valueState];
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const visualTypes = VisualMapping.prepareVisualTypes(mappings);
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const resultVisual: Partial<Record<BuiltinVisualProperty, any>> = {
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color: getVisualFromData(seriesModel.getData(), 'color') // default color.
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};
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for (let i = 0, len = visualTypes.length; i < len; i++) {
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const type = visualTypes[i];
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const mapping = mappings[
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(type === 'opacity' ? '__alphaForOpacity' : type) as BuiltinVisualProperty
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];
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mapping && mapping.applyVisual(value, getVisual, setVisual);
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}
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return resultVisual.color;
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function getVisual(key: BuiltinVisualProperty) {
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return resultVisual[key];
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}
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function setVisual(key: BuiltinVisualProperty, value: any) {
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resultVisual[key] = value;
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}
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}
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