/* * Licensed to the Apache Software Foundation (ASF) under one * or more contributor license agreements. See the NOTICE file * distributed with this work for additional information * regarding copyright ownership. The ASF licenses this file * to you under the Apache License, Version 2.0 (the * "License"); you may not use this file except in compliance * with the License. You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, * software distributed under the License is distributed on an * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY * KIND, either express or implied. See the License for the * specific language governing permissions and limitations * under the License. */ /** * AUTO-GENERATED FILE. DO NOT MODIFY. */ /* * Licensed to the Apache Software Foundation (ASF) under one * or more contributor license agreements. See the NOTICE file * distributed with this work for additional information * regarding copyright ownership. The ASF licenses this file * to you under the Apache License, Version 2.0 (the * "License"); you may not use this file except in compliance * with the License. You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, * software distributed under the License is distributed on an * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY * KIND, either express or implied. See the License for the * specific language governing permissions and limitations * under the License. */ import * as zrUtil from 'zrender/lib/core/util.js'; import { parsePercent } from '../util/number.js'; import { isDimensionStacked } from '../data/helper/dataStackHelper.js'; function getSeriesStackId(seriesModel) { return seriesModel.get('stack') || '__ec_stack_' + seriesModel.seriesIndex; } function getAxisKey(polar, axis) { return axis.dim + polar.model.componentIndex; } function barLayoutPolar(seriesType, ecModel, api) { var lastStackCoords = {}; var barWidthAndOffset = calRadialBar(zrUtil.filter(ecModel.getSeriesByType(seriesType), function (seriesModel) { return !ecModel.isSeriesFiltered(seriesModel) && seriesModel.coordinateSystem && seriesModel.coordinateSystem.type === 'polar'; })); ecModel.eachSeriesByType(seriesType, function (seriesModel) { // Check series coordinate, do layout for polar only if (seriesModel.coordinateSystem.type !== 'polar') { return; } var data = seriesModel.getData(); var polar = seriesModel.coordinateSystem; var baseAxis = polar.getBaseAxis(); var axisKey = getAxisKey(polar, baseAxis); var stackId = getSeriesStackId(seriesModel); var columnLayoutInfo = barWidthAndOffset[axisKey][stackId]; var columnOffset = columnLayoutInfo.offset; var columnWidth = columnLayoutInfo.width; var valueAxis = polar.getOtherAxis(baseAxis); var cx = seriesModel.coordinateSystem.cx; var cy = seriesModel.coordinateSystem.cy; var barMinHeight = seriesModel.get('barMinHeight') || 0; var barMinAngle = seriesModel.get('barMinAngle') || 0; lastStackCoords[stackId] = lastStackCoords[stackId] || []; var valueDim = data.mapDimension(valueAxis.dim); var baseDim = data.mapDimension(baseAxis.dim); var stacked = isDimensionStacked(data, valueDim /* , baseDim */); var clampLayout = baseAxis.dim !== 'radius' || !seriesModel.get('roundCap', true); var valueAxisModel = valueAxis.model; var startValue = valueAxisModel.get('startValue'); var valueAxisStart = valueAxis.dataToCoord(startValue || 0); for (var idx = 0, len = data.count(); idx < len; idx++) { var value = data.get(valueDim, idx); var baseValue = data.get(baseDim, idx); var sign = value >= 0 ? 'p' : 'n'; var baseCoord = valueAxisStart; // Because of the barMinHeight, we can not use the value in // stackResultDimension directly. // Only ordinal axis can be stacked. if (stacked) { if (!lastStackCoords[stackId][baseValue]) { lastStackCoords[stackId][baseValue] = { p: valueAxisStart, n: valueAxisStart // Negative stack }; } // Should also consider #4243 baseCoord = lastStackCoords[stackId][baseValue][sign]; } var r0 = void 0; var r = void 0; var startAngle = void 0; var endAngle = void 0; // radial sector if (valueAxis.dim === 'radius') { var radiusSpan = valueAxis.dataToCoord(value) - valueAxisStart; var angle = baseAxis.dataToCoord(baseValue); if (Math.abs(radiusSpan) < barMinHeight) { radiusSpan = (radiusSpan < 0 ? -1 : 1) * barMinHeight; } r0 = baseCoord; r = baseCoord + radiusSpan; startAngle = angle - columnOffset; endAngle = startAngle - columnWidth; stacked && (lastStackCoords[stackId][baseValue][sign] = r); } // tangential sector else { var angleSpan = valueAxis.dataToCoord(value, clampLayout) - valueAxisStart; var radius = baseAxis.dataToCoord(baseValue); if (Math.abs(angleSpan) < barMinAngle) { angleSpan = (angleSpan < 0 ? -1 : 1) * barMinAngle; } r0 = radius + columnOffset; r = r0 + columnWidth; startAngle = baseCoord; endAngle = baseCoord + angleSpan; // if the previous stack is at the end of the ring, // add a round to differentiate it from origin // let extent = angleAxis.getExtent(); // let stackCoord = angle; // if (stackCoord === extent[0] && value > 0) { // stackCoord = extent[1]; // } // else if (stackCoord === extent[1] && value < 0) { // stackCoord = extent[0]; // } stacked && (lastStackCoords[stackId][baseValue][sign] = endAngle); } data.setItemLayout(idx, { cx: cx, cy: cy, r0: r0, r: r, // Consider that positive angle is anti-clockwise, // while positive radian of sector is clockwise startAngle: -startAngle * Math.PI / 180, endAngle: -endAngle * Math.PI / 180, /** * Keep the same logic with bar in catesion: use end value to * control direction. Notice that if clockwise is true (by * default), the sector will always draw clockwisely, no matter * whether endAngle is greater or less than startAngle. */ clockwise: startAngle >= endAngle }); } }); } /** * Calculate bar width and offset for radial bar charts */ function calRadialBar(barSeries) { // Columns info on each category axis. Key is polar name var columnsMap = {}; zrUtil.each(barSeries, function (seriesModel, idx) { var data = seriesModel.getData(); var polar = seriesModel.coordinateSystem; var baseAxis = polar.getBaseAxis(); var axisKey = getAxisKey(polar, baseAxis); var axisExtent = baseAxis.getExtent(); var bandWidth = baseAxis.type === 'category' ? baseAxis.getBandWidth() : Math.abs(axisExtent[1] - axisExtent[0]) / data.count(); var columnsOnAxis = columnsMap[axisKey] || { bandWidth: bandWidth, remainedWidth: bandWidth, autoWidthCount: 0, categoryGap: '20%', gap: '30%', stacks: {} }; var stacks = columnsOnAxis.stacks; columnsMap[axisKey] = columnsOnAxis; var stackId = getSeriesStackId(seriesModel); if (!stacks[stackId]) { columnsOnAxis.autoWidthCount++; } stacks[stackId] = stacks[stackId] || { width: 0, maxWidth: 0 }; var barWidth = parsePercent(seriesModel.get('barWidth'), bandWidth); var barMaxWidth = parsePercent(seriesModel.get('barMaxWidth'), bandWidth); var barGap = seriesModel.get('barGap'); var barCategoryGap = seriesModel.get('barCategoryGap'); if (barWidth && !stacks[stackId].width) { barWidth = Math.min(columnsOnAxis.remainedWidth, barWidth); stacks[stackId].width = barWidth; columnsOnAxis.remainedWidth -= barWidth; } barMaxWidth && (stacks[stackId].maxWidth = barMaxWidth); barGap != null && (columnsOnAxis.gap = barGap); barCategoryGap != null && (columnsOnAxis.categoryGap = barCategoryGap); }); var result = {}; zrUtil.each(columnsMap, function (columnsOnAxis, coordSysName) { result[coordSysName] = {}; var stacks = columnsOnAxis.stacks; var bandWidth = columnsOnAxis.bandWidth; var categoryGap = parsePercent(columnsOnAxis.categoryGap, bandWidth); var barGapPercent = parsePercent(columnsOnAxis.gap, 1); var remainedWidth = columnsOnAxis.remainedWidth; var autoWidthCount = columnsOnAxis.autoWidthCount; var autoWidth = (remainedWidth - categoryGap) / (autoWidthCount + (autoWidthCount - 1) * barGapPercent); autoWidth = Math.max(autoWidth, 0); // Find if any auto calculated bar exceeded maxBarWidth zrUtil.each(stacks, function (column, stack) { var maxWidth = column.maxWidth; if (maxWidth && maxWidth < autoWidth) { maxWidth = Math.min(maxWidth, remainedWidth); if (column.width) { maxWidth = Math.min(maxWidth, column.width); } remainedWidth -= maxWidth; column.width = maxWidth; autoWidthCount--; } }); // Recalculate width again autoWidth = (remainedWidth - categoryGap) / (autoWidthCount + (autoWidthCount - 1) * barGapPercent); autoWidth = Math.max(autoWidth, 0); var widthSum = 0; var lastColumn; zrUtil.each(stacks, function (column, idx) { if (!column.width) { column.width = autoWidth; } lastColumn = column; widthSum += column.width * (1 + barGapPercent); }); if (lastColumn) { widthSum -= lastColumn.width * barGapPercent; } var offset = -widthSum / 2; zrUtil.each(stacks, function (column, stackId) { result[coordSysName][stackId] = result[coordSysName][stackId] || { offset: offset, width: column.width }; offset += column.width * (1 + barGapPercent); }); }); return result; } export default barLayoutPolar;