在保存为PDF时仅更改特定Unicode字符的字体

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示例

以下屏幕截图比较了以下样本代码生成的两个输出PDF。一个是在未设置PdfSaveOptions.setFontSubstitutionCharGranularity()属性的情况下生成的,另一个是在将PdfSaveOptions.setFontSubstitutionCharGranularity()属性设置为true后生成的。如您在第一个PDF中可以看到,由于非间断连字,整个句子的字体已从Times New Roman更改为Arial Unicode MS。而在第二个PDF中,仅非间断连字的字体已更改。

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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(ChangeFontonspecificUnicodecharacters.class);
// Create workbook object
Workbook workbook = new Workbook();
// Access the first worksheet
Worksheet worksheet = workbook.getWorksheets().get(0);
// Access cells
Cell cell1 = worksheet.getCells().get("A1");
Cell cell2 = worksheet.getCells().get("B1");
// Set the styles of both cells to Times New Roman
Style style = cell1.getStyle();
style.getFont().setName("Times New Roman");
cell1.setStyle(style);
cell2.setStyle(style);
// Put the values inside the cell
cell1.putValue("Hello without Non-Breaking Hyphen");
cell2.putValue("Hello" + (char) (8209) + " with Non-Breaking Hyphen");
// Autofit the columns
worksheet.autoFitColumns();
// Save to Pdf without setting PdfSaveOptions.IsFontSubstitutionCharGranularity
workbook.save(dataDir + "output.pdf");
// Save to Pdf after setting PdfSaveOptions.IsFontSubstitutionCharGranularity to true
PdfSaveOptions opts = new PdfSaveOptions();
opts.setFontSubstitutionCharGranularity(true);
workbook.save(dataDir + "output2.pdf", opts);