original_file_name property

FontSavingArgs.original_file_name property

Gets the original font file name with an extension.

@property
def original_file_name(self) -> str:
    ...

Remarks

This property contains the original file name of the current font if it is known. Otherwise it can be an empty string.

Examples

Shows how to define custom logic for exporting fonts when saving to HTML.

def handle_font_saving(self, args):
    # Custom logic: export font to file in ARTIFACTS_DIR
    # args is FontSavingArgs
    if args.is_export_needed:
        font_file_name = args.font_file_name
        if not font_file_name:
            font_file_name = args.font_family_name + '.ttf'
        font_path = Path(ARTIFACTS_DIR) / font_file_name
        with open(font_path, 'wb') as f:
            # args.font_stream is a stream object (io.BytesIO-like)
            f.write(args.font_stream.read())
        # Optional: args.keep_font_stream_open = True if needed later
        args.keep_font_stream_open = False

def export_fonts_to_separate_files(self):
    doc = aw.Document(MY_DIR + 'Rendering.docx')
    options = aw.saving.HtmlSaveOptions()
    options.export_font_resources = True
    options.font_saving_callback = self.handle_font_saving
    # The callback will export .ttf files and save them alongside the output document.
    doc.save(ARTIFACTS_DIR + 'HtmlSaveOptions.SaveExportedFonts.html', save_options=options)
    for font_filename in [str(f) for f in Path(ARTIFACTS_DIR).iterdir() if f.suffix == '.ttf']:
        print(font_filename)

Shows how to define custom logic for exporting fonts when saving to HTML (HandleFontSaving).

class HandleFontSaving(aw.saving.IFontSavingCallback):

    def font_saving(self, args):
        from pathlib import Path
        from api_example_base import ApiExampleBase, MY_DIR, ARTIFACTS_DIR, GOLDS_DIR, TEMP_DIR, IMAGE_DIR, FONTS_DIR
        print(f'Font:\t{args.font_family_name}')
        if args.bold:
            print(', bold')
        if args.italic:
            print(', italic')
        print(f'\nSource:\t{args.original_file_name}, {args.original_file_size} bytes\n')
        # We can also access the source document from here.
        self.assertTrue(args.document.original_file_name.endswith('Rendering.docx'))
        self.assertTrue(args.is_export_needed)
        self.assertTrue(args.is_subsetting_needed)
        # There are two ways of saving an exported font.
        # 1 -  Save it to a local file system location:
        args.font_file_name = Path(args.original_file_name).name
        # 2 -  Save it to a stream:
        args.font_stream = open(Path(ARTIFACTS_DIR) / Path(args.original_file_name).name, 'wb')
        self.assertFalse(args.keep_font_stream_open)

See Also

FontSavingArgs.keep_font_stream_open property FontSavingArgs.original_file_size property