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。
将工作表导出为具有所需宽度和高度的图像
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-Java | |
// The path to the documents directory. | |
String dataDir = Utils.getSharedDataDir(ExportWorksheettoImage.class) + "TechnicalArticles/"; | |
// Create workbook object from source file | |
Workbook workbook = new Workbook(dataDir + "source.xlsx"); | |
// Access first worksheet | |
Worksheet worksheet = workbook.getWorksheets().get(0); | |
/* | |
* Set image or print options, We want one page per sheet, The image format is in png And desired dimensions are | |
* 400x400 | |
*/ | |
ImageOrPrintOptions opts = new ImageOrPrintOptions(); | |
opts.setOnePagePerSheet(true); | |
opts.setImageType(ImageType.PNG); | |
opts.setDesiredSize(400, 400); | |
// Render sheet into image | |
SheetRender sr = new SheetRender(worksheet, opts); | |
sr.toImage(0, dataDir + "EWSheetToImage_out.png"); |