折线图

例如，创建如下效果的折线图：

使用 Go 语言在 Excel 文档中创建折线图

  1. package main
  3. import (
  4.     "fmt"
  6.     "github.com/xuri/excelize/v2"
  7. )
  9. func main() {
  10.     categories := map[string]string{
  11.         "A2": "Small", "A3": "Normal", "A4": "Large", "B1": "Apple", "C1": "Orange", "D1": "Pear"}
  12.     values := map[string]int{
  13.         "B2": 2, "C2": 3, "D2": 3, "B3": 5, "C3": 2, "D3": 4, "B4": 6, "C4": 7, "D4": 8}
  14.     f := excelize.NewFile()
  15.     for k, v := range categories {
  16.         f.SetCellValue("Sheet1", k, v)
  17.     }
  18.     for k, v := range values {
  19.         f.SetCellValue("Sheet1", k, v)
  20.     }
  21.     if err := f.AddChart("Sheet1", "E1", `{
  22.         "type": "line",
  23.         "series": [
  24.         {
  25.             "name": "Sheet1!$A$2",
  26.             "categories": "Sheet1!$B$1:$D$1",
  27.             "values": "Sheet1!$B$2:$D$2",
  28.             "line": {
  29.                 "smooth": true
  30.             }
  31.         },
  32.         {
  33.             "name": "Sheet1!$A$3",
  34.             "categories": "Sheet1!$B$1:$D$1",
  35.             "values": "Sheet1!$B$3:$D$3",
  36.             "line": {
  37.                 "smooth": true
  38.             }
  39.         },
  40.         {
  41.             "name": "Sheet1!$A$4",
  42.             "categories": "Sheet1!$B$1:$D$1",
  43.             "values": "Sheet1!$B$4:$D$4",
  44.             "line": {
  45.                 "smooth": true
  46.             }
  47.         }],
  48.         "format":
  49.         {
  50.             "x_scale": 1.0,
  51.             "y_scale": 1.0,
  52.             "x_offset": 15,
  53.             "y_offset": 10,
  54.             "print_obj": true,
  55.             "lock_aspect_ratio": false,
  56.             "locked": false
  57.         },
  58.         "legend":
  59.         {
  60.             "position": "top",
  61.             "show_legend_key": false
  62.         },
  63.         "title":
  64.         {
  65.             "name": "Fruit Line Chart"
  66.         },
  67.         "plotarea":
  68.         {
  69.             "show_bubble_size": true,
  70.             "show_cat_name": false,
  71.             "show_leader_lines": false,
  72.             "show_percent": true,
  73.             "show_series_name": true,
  74.             "show_val": true
  75.         },
  76.         "show_blanks_as": "zero"
  77.     }`); err != nil {
  78.         fmt.Println(err)
  79.     }
  80.     // 保存工作簿
  81.     if err := f.SaveAs("Book1.xlsx"); err != nil {
  82.         fmt.Println(err)
  83.     }
  84. }