计算页面设置缩放因子
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当您使用“按n页宽和m页高适应”选项设置页面设置缩放时,Microsoft Excel会计算页面设置缩放因子。您可以使用SheetRender.getPageScale()属性计算相同的东西。此属性返回一个double值,可以转换为百分比值。例如,如果它返回0.5079621076,则意味着缩放因子为51%。
计算页面设置缩放因子
以下示例代码说明了如何使用SheetRender.getPageScale()属性计算页面设置缩放因子。
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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.getDataDir(CalculatePageSetupScalingFactor.class); | |
// Create workbook object | |
Workbook workbook = new Workbook(); | |
// Access first worksheet | |
Worksheet worksheet = workbook.getWorksheets().get(0); | |
// Put some data in these cells | |
worksheet.getCells().get("A4").putValue("Test"); | |
worksheet.getCells().get("S4").putValue("Test"); | |
// Set paper size | |
worksheet.getPageSetup().setPaperSize(PaperSizeType.PAPER_A_4); | |
// Set fit to pages wide as 1 | |
worksheet.getPageSetup().setFitToPagesWide(1); | |
// Calculate page scale via sheet render | |
SheetRender sr = new SheetRender(worksheet, new ImageOrPrintOptions()); | |
// Write the page scale value | |
System.out.println(sr.getPageScale()); |
控制台输出
这是上面示例代码的控制台输出。
0.5079621076583862