旭日图

旭日图是一种显示分层数据的图表,层次结构的每一层通过一个环或圆来表示,最里面的圆是层次结构的顶部。没有任何层次数据的旭日图和甜甜圈图相似,然而,当数据具有多个层级关系的时候,旭日图可以通过环及其内外环关系清晰有效的展示多层级数据关系及构成。

SpreadJS 提供 GC.Spread.Sheets.Charts.ChartType.sunburst 图表类型来获取旭日图。 你可以通过图表的API来添加一个旭日图并自定制其样式。
window.onload = function () { var spread = new GC.Spread.Sheets.Workbook(document.getElementById("ss"), {sheetCount: 2}); initSpread(spread); }; function initSpread(spread) { var sheets = spread.sheets; spread.suspendPaint(); // custom sheets style setSheet(sheets); setData(sheets[0], 'sunburstChart'); initSunburst(sheets[0], GC.Spread.Sheets.Charts.ChartType.sunburst, 'sunburstChart'); setData(sheets[1], 'customStyle'); var customSunburstChart = initSunburst(sheets[1], GC.Spread.Sheets.Charts.ChartType.sunburst, 'customStyle Chart'); // custom sunburst chart style setChartArea(customSunburstChart); setTitle(customSunburstChart); setDataPoints(customSunburstChart); spread.resumePaint(); } function setSheet(sheets) { var columnWidths = [20, 70, 100, 80, 120]; for (var i = 0; i < sheets.length; i++) { sheets[i].options.gridline.showHorizontalGridline = false; sheets[i].options.gridline.showVerticalGridline = false; sheets[i].getRange(1, 1, 17, 4) .hAlign(GC.Spread.Sheets.HorizontalAlign.center) .setBorder(new GC.Spread.Sheets.LineBorder('black', GC.Spread.Sheets.LineStyle.thin), {all: true}); sheets[i].getRange(1, 1, 1, 4).font('bold normal 10pt Arial'); for (var j = 0; j < columnWidths.length; j++) { sheets[i].setColumnWidth(j, columnWidths[j]); } } } function initSunburst(sheet, chartType, chartName) { sheet.resumePaint(); return sheet.charts.add(chartName, chartType, 450, 0, 400, 400, "B2:E18"); } function setChartArea(chart) { var area = chart.chartArea(); area.backColor = '#fff'; area.backColorTransparency = 0; area.color = '#000' chart.chartArea(area) } function setTitle(chart) { var title = chart.title(); title.text = 'World Population'; chart.title(title); } function setDataPoints(chart) { var dataPoints = chart.series().dataPoints(); var fillColors = ['#4472c4', '#a5a5a5', '#ffc000', '#ed7d31']; fillColors.forEach(function (color, index) { var dataPoint = dataPoints.get(index); dataPoint.fillColor = color; dataPoint.transparency = 0; // 0~1 dataPoints.set(index, dataPoint); }) } function setData(sheet, sheetName) { sheet.name(sheetName); sheet.suspendPaint(); var dataArray = [ ['Region', 'Subregion', 'Country', 'Population'], ['Asia', 'Southern', 'India', 1354051854], [, , 'Pakistan', 200813818], [, , 'Bangladesh', 166368149], [, , 'Others', 170220300], [, 'Eastern', 'China', 1415045928], [, , 'Japan', 127185332], [, , 'Others', 111652273], [, 'South-Eastern', , 655636576], [, 'Western', , 272298399], [, 'Central', , 71860465], ['Africa', 'Eastern', , 433643132], [, 'Western', , 381980688], [, 'Northern', , 237784677], [, 'Others', , 234512021], ['Europe', , , 742648010], ['Others', , , 1057117703] ]; sheet.setArray(1, 1, dataArray); }
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