Excelチャートの凡例を管理する
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凡例オプション
Aspose.Cells for Python via .NETは、Legendオブジェクトを使って、実行時にチャートの凡例を管理することもでき、凡例の移動、更新、フォーマット設定が可能です。
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チャートの凡例の設定
Aspose.Cells for Python via .NETを使えば、チャートの凡例の管理は非常に簡単です。Legendを参照してください。
次のコードスニペットは、凡例の管理方法を示しています。
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| from aspose.cells import Workbook | |
| from aspose.cells.charts import ChartType, LegendPositionType | |
| from aspose.pydrawing import Color | |
| # Instantiating a Workbook object | |
| workbook = Workbook() | |
| # Adding a new worksheet to the Workbook object | |
| sheetIndex = workbook.worksheets.add() | |
| # Obtaining the reference of the newly added worksheet by passing its sheet index | |
| worksheet = workbook.worksheets[sheetIndex] | |
| # Adding sample values to cells | |
| worksheet.cells.get("A1").put_value(50) | |
| worksheet.cells.get("A2").put_value(100) | |
| worksheet.cells.get("A3").put_value(150) | |
| worksheet.cells.get("B1").put_value(60) | |
| worksheet.cells.get("B2").put_value(32) | |
| worksheet.cells.get("B3").put_value(50) | |
| # Adding a chart to the worksheet | |
| chartIndex = worksheet.charts.add(ChartType.COLUMN, 5, 0, 15, 5) | |
| # Accessing the instance of the newly added chart | |
| chart = worksheet.charts[chartIndex] | |
| # Adding SeriesCollection (chart data source) to the chart ranging from "A1" cell to "B3" | |
| chart.n_series.add("A1:B3", True) | |
| # Setting the title of a chart | |
| chart.title.text = "Title" | |
| # Setting the font color of the chart title to blue | |
| chart.title.font.color = Color.blue | |
| # Move the legend to left | |
| chart.legend.position = LegendPositionType.LEFT | |
| # Set font color of the legend | |
| chart.legend.font.color = Color.blue | |
| # Save the file | |
| workbook.save("chart_legend.xlsx") |