pdfViewer.eventEmitter.on(PDF.constant.DataEvents.annotationAdd, async (annotations) => {
annotations.forEach(async annot = >{
var type = await annot.getType();
switch (type) {
case "freetext":
var jsonAppearance = {
textColor:0Xff000000,
textSize:12,
font: {
"name": "思源黑体",
"styles": 0,
"charset": 134
}
}
await annot.setDefaultAppearance(jsonAppearance);
break;
default:
break;
}
});
})