You can call _generatePdf from a button press or any other event in your Flutter app:
ElevatedButton(
onPressed: _generatePdf,
child: Text('Generate PDF'),
)
The most stable path for Khmer PDFs in Flutter today is the official pdf package combined with a properly encoded Khmer font.
To understand why Khmer PDF generation is difficult in Flutter, one must first understand the nature of the script. flutter khmer pdf
Khmer is a complex script. It does not function like English (Latin script), where letters generally follow one another in a linear fashion. Khmer requires:
Most standard PDF libraries act as basic text printers. They are often incapable of processing the "Complex Text Layout" (CTL) rules required to render Khmer correctly, resulting in garbled text, detached vowels, or missing conjuncts. You can call _generatePdf from a button press
Search GitHub with the query: Flutter Khmer PDF or flutter_khmer_docs. Many local developers have created "Unofficial Flutter Manuals" in .pdf format stored in the /docs folder of their repos.
Here's a simple example of generating a PDF document that includes Khmer text. Make sure your environment supports Khmer font. The most stable path for Khmer PDFs in
void _generatePdf() async
final pdf = pw.Document();
final khmerFont = pw.Font.ttf('assets/khmer_font.ttf'); // You'll need a Khmer font
pdf.addPage(pw.Page(
build: (pw.Context context)
return pw.Center(
child: pw.Text('សូមស្វាគមន៍', font: khmerFont, fontSize: 40),
);
,
));
// For saving
final directory = await getApplicationDocumentsDirectory();
final file = File('$directory.path/example.pdf');
await file.writeAsBytes(await pdf.save());
// Or use FilePicker to save
// final FilePickerResult? result = await FilePicker.platform.saveFile(type: FileType.custom, fileName: 'example.pdf', allowedExtensions: ['pdf']);
// if (result != null)
// await File(result.files.single.path!).writeAsBytes(await pdf.save());
//
When a Cambodian developer searches for "Flutter Khmer PDF," they are typically looking for one of three things: