126 lines
4.2 KiB
JavaScript
126 lines
4.2 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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var echarts = require("../../echarts");
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var SymbolDraw = require("../helper/SymbolDraw");
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var LargeSymbolDraw = require("../helper/LargeSymbolDraw");
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var pointsLayout = require("../../layout/points");
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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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echarts.extendChartView({
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type: 'scatter',
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render: function (seriesModel, ecModel, api) {
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var data = seriesModel.getData();
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var symbolDraw = this._updateSymbolDraw(data, seriesModel);
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symbolDraw.updateData(data, {
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// TODO
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// If this parameter should be a shape or a bounding volume
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// shape will be more general.
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// But bounding volume like bounding rect will be much faster in the contain calculation
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clipShape: this._getClipShape(seriesModel)
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});
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this._finished = true;
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},
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incrementalPrepareRender: function (seriesModel, ecModel, api) {
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var data = seriesModel.getData();
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var symbolDraw = this._updateSymbolDraw(data, seriesModel);
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symbolDraw.incrementalPrepareUpdate(data);
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this._finished = false;
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},
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incrementalRender: function (taskParams, seriesModel, ecModel) {
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this._symbolDraw.incrementalUpdate(taskParams, seriesModel.getData(), {
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clipShape: this._getClipShape(seriesModel)
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});
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this._finished = taskParams.end === seriesModel.getData().count();
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},
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updateTransform: function (seriesModel, ecModel, api) {
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var data = seriesModel.getData(); // Must mark group dirty and make sure the incremental layer will be cleared
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// PENDING
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this.group.dirty();
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if (!this._finished || data.count() > 1e4 || !this._symbolDraw.isPersistent()) {
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return {
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update: true
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};
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} else {
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var res = pointsLayout().reset(seriesModel);
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if (res.progress) {
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res.progress({
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start: 0,
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end: data.count()
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}, data);
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}
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this._symbolDraw.updateLayout(data);
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}
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},
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_getClipShape: function (seriesModel) {
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var coordSys = seriesModel.coordinateSystem;
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var clipArea = coordSys && coordSys.getArea && coordSys.getArea();
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return seriesModel.get('clip', true) ? clipArea : null;
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},
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_updateSymbolDraw: function (data, seriesModel) {
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var symbolDraw = this._symbolDraw;
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var pipelineContext = seriesModel.pipelineContext;
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var isLargeDraw = pipelineContext.large;
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if (!symbolDraw || isLargeDraw !== this._isLargeDraw) {
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symbolDraw && symbolDraw.remove();
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symbolDraw = this._symbolDraw = isLargeDraw ? new LargeSymbolDraw() : new SymbolDraw();
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this._isLargeDraw = isLargeDraw;
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this.group.removeAll();
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}
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this.group.add(symbolDraw.group);
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return symbolDraw;
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},
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remove: function (ecModel, api) {
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this._symbolDraw && this._symbolDraw.remove(true);
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this._symbolDraw = null;
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},
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dispose: function () {}
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}); |