1 //创建饼状图表
 2 Chart chart = sheet.Charts.Add(ExcelChartType.Pie);
 3 //设置图表的数据范围,使用的也是和前面单元格获取的Range对象
 4 chart.DataRange = sheet.Range["B2:B5"];
 5 chart.SeriesDataFromRange = false;
 6
 7 //设置图表的位置
 8 chart.LeftColumn = 1;//图表左边列
 9 chart.TopRow = 6;//图表上部的行
10 chart.RightColumn = 6;//图表右边列
11 chart.BottomRow = 18;//图表底部行
12
13 //图表标题
14 chart.ChartTitle = "饼形图例子";
15 //设置字体
16 chart.ChartTitleArea.IsBold = true;
17 chart.ChartTitleArea.Size = 12;
18
19 //初始化图例
20 Spire.Xls.Charts.ChartSerie cs = chart.Series[0];
21 //图表的标签目录数据
22 cs.CategoryLabels = sheet.Range["A2:A5"];
23 //图表的主要值，也就是饼状图的数据
24 cs.Values = sheet.Range["B2:B5"];

 1 //给Sheet对象添加一个图表对象，可以直接添加类型，也可以单独用ChartType赋值来添加
 2 Chart chart = sheet.Charts.Add();
 3 chart.ChartType = ExcelChartType.Line3D;
 4
 5 //设置图表的数据范围
 6 chart.DataRange = sheet.Range["A1:E5"];
 7
 8 //设置图表的保存位置，这个基本都差不多
 9 chart.LeftColumn = 1;
10 chart.TopRow = 6;
11 chart.RightColumn = 7;
12 chart.BottomRow = 22;
13
14 //图表标题
15 chart.ChartTitle = "折线图例子";
16 //设置字体加粗和大小
17 chart.ChartTitleArea.IsBold = true;
18 chart.ChartTitleArea.Size = 12;
19 //设置横坐标的标题
20 chart.PrimaryCategoryAxis.Title = "月份";
21 chart.PrimaryCategoryAxis.Font.IsBold = true;
22 chart.PrimaryCategoryAxis.TitleArea.IsBold = true;
23 //设置纵坐标，也就是值 的标题
24 chart.PrimaryValueAxis.Title = "销售额";
25 chart.PrimaryValueAxis.HasMajorGridLines = false;
26 chart.PrimaryValueAxis.TitleArea.TextRotationAngle = 90;
27 chart.PrimaryValueAxis.MinValue = 1000;
28 chart.PrimaryValueAxis.TitleArea.IsBold = true;
29 //循环绘制不同国家的销售额折线图，有多个系列
30 foreach (Spire.Xls.Charts.ChartSerie cs in chart.Series)
31 {
32     cs.Format.Options.IsVaryColor = true;
33     cs.DataPoints.DefaultDataPoint.DataLabels.HasValue = true;
34 }

1 Workbook workbook = new Workbook();
2 workbook.LoadFromFile("chart.xlsx", ExcelVersion.Version2010);
3 Worksheet sheet=workbook.Worksheets[0];
4 Image[] imgs = workbook.SaveChartAsImage(sheet);
5 for (int i = 0; i < imgs.Length; i++)
6 {
7     imgs[i].Save(string.Format("img-{0}.png", i), ImageFormat.Png);
8 }

1 chart.Width = 400;
2 chart.Height = 250;