图表转换为PDF
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将图表渲染为PDF
为了将图表渲染为PDF格式，Aspose.Cells for Python via .NET API已经暴露了Chart.to_pdf方法，能够将生成的PDF存储在硬盘路径或流中。
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| # For complete examples and data files, please go to https:# github.com/aspose-cells/Aspose.Cells-for-.NET | |
| # Converting chart to PDF | |
| chart.to_pdf(dataDir + "chartPDF_out.pdf") |
使用所需的页面大小创建图表PDF
你可以使用Aspose.Cells for Python via .NET创建具有所需页面尺寸的图表PDF，并指定图表在页面内的对齐方式，如顶部、底部、居中、左、右等。此外，输出的图表可以在流中或在磁盘上创建。请查看以下示例代码，该代码加载示例Excel文件，访问工作表中的第一个图表，然后以所需页面尺寸将其转换为输出Pdf。下面的截图显示输出Pdf中的页面尺寸为代码中指定的7x7，图表水平和垂直居中对齐。
示例代码
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| from aspose.cells import PageLayoutAlignmentType, Workbook | |
| # For complete examples and data files, please go to https:# github.com/aspose-cells/Aspose.Cells-for-.NET | |
| # Load sample Excel file containing the chart. | |
| wb = Workbook(sourceDir + "sampleCreateChartPDFWithDesiredPageSize.xlsx") | |
| # Access first worksheet. | |
| ws = wb.worksheets[0] | |
| # Access first chart inside the worksheet. | |
| ch = ws.charts[0] | |
| # Create chart pdf with desired page size. | |
| ch.to_pdf(outputDir + "outputCreateChartPDFWithDesiredPageSize.pdf", 7, 7, PageLayoutAlignmentType.CENTER, PageLayoutAlignmentType.CENTER) |