toJson method
Implementation
Map<String, dynamic> toJson() => {
"themeMode": themeMode.name,
"fileSaveExtraFontSubset": fileSaveExtraFontSubset,
"watermark": watermark.toJson(),
"enableExitSaveTips": enableExitSaveTips,
"signatureType": signatureType.name,
"thumbnail": thumbnail.toJson(),
"enableErrorTips": enableErrorTips
};