チャートのシリーズのデータポイントにカスタムラベルを追加
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シリーズのデータポイントにカスタムラベルを追加できます。Aspose.Cells for Python via .NETは ChartPoint.data_labels.text プロパティを提供し、これを使ってこれらのラベルを追加します。この資料では、これらのカスタムラベルの追加方法を解説します。
次のコードは、データマーカー付き線で接続された散布図チャートを作成し、その後、チャートのシリーズのデータポイントにカスタムラベルを追加します。各カスタムラベルはシリーズ名とポイント名を表示します。他のテキストを使用することもできます。
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from aspose.cells import FileFormatType, SaveFormat, Workbook | |
from aspose.cells.charts import ChartType | |
# For complete examples and data files, please go to https:# github.com/aspose-cells/Aspose.Cells-for-.NET | |
# The path to the documents directory. | |
dataDir = RunExamples.GetDataDir(".") | |
workbook = Workbook(FileFormatType.XLSX) | |
sheet = workbook.worksheets[0] | |
# Put data | |
sheet.cells.get(0, 0).put_value(1) | |
sheet.cells.get(0, 1).put_value(2) | |
sheet.cells.get(0, 2).put_value(3) | |
sheet.cells.get(1, 0).put_value(4) | |
sheet.cells.get(1, 1).put_value(5) | |
sheet.cells.get(1, 2).put_value(6) | |
sheet.cells.get(2, 0).put_value(7) | |
sheet.cells.get(2, 1).put_value(8) | |
sheet.cells.get(2, 2).put_value(9) | |
# Generate the chart | |
chartIndex = sheet.charts.add(ChartType.SCATTER_CONNECTED_BY_LINES_WITH_DATA_MARKER, 5, 1, 24, 10) | |
chart = sheet.charts[chartIndex] | |
chart.title.text = "Test" | |
chart.category_axis.title.text = "X-Axis" | |
chart.value_axis.title.text = "Y-Axis" | |
chart.n_series.category_data = "A1:C1" | |
# Insert series | |
chart.n_series.add("A2:C2", False) | |
series = chart.n_series[0] | |
pointCount = series.points.count | |
for i in range(pointCount): | |
pointIndex = series.points[i] | |
pointIndex.data_labels.text = "Series 1" + "\n" + "Point " + str(i) | |
# Insert series | |
chart.n_series.add("A3:C3", False) | |
series = chart.n_series[1] | |
pointCount = series.points.count | |
for i in range(pointCount): | |
pointIndex = series.points[i] | |
pointIndex.data_labels.text = "Series 2" + "\n" + "Point " + str(i) | |
workbook.save(dataDir + "output_out.xlsx", SaveFormat.XLSX) |