导出工作表或图表为指定宽度和高度的图像
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您可以使用 Aspose.Cells 将工作表或图表导出为具有指定宽度和高度的图像。它提供了 ImageOrPrintOptions.SetDesiredSize() 方法,用于设置导出图像的期望宽度和高度。宽度和高度以像素为单位指定。
以下代码将工作表导出为一个 400x400 大小的图像。
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// For complete examples and data files, please go to https://github.com/aspose-cells/Aspose.Cells-for-.NET | |
//Source directory | |
string sourceDir = RunExamples.Get_SourceDirectory(); | |
//Output directory | |
string outputDir = RunExamples.Get_OutputDirectory(); | |
// Create workbook object from source file | |
Workbook workbook = new Workbook(sourceDir + "sampleWorksheetToImageDesiredSize.xlsx"); | |
// Access first worksheet | |
Worksheet worksheet = workbook.Worksheets[0]; | |
// Set image or print options we want one page per sheet. The image format is in png and desired dimensions are 400x400 | |
Aspose.Cells.Rendering.ImageOrPrintOptions opts = new Aspose.Cells.Rendering.ImageOrPrintOptions(); | |
opts.OnePagePerSheet = true; | |
opts.ImageType = Drawing.ImageType.Png; | |
opts.SetDesiredSize(400, 400, false); | |
// Render sheet into image | |
Aspose.Cells.Rendering.SheetRender sr = new Aspose.Cells.Rendering.SheetRender(worksheet, opts); | |
sr.ToImage(0, outputDir + "outputWorksheetToImageDesiredSize.png"); |