Hi,
The PdfLineAnnotation does not show up in the image created by:
Spire.Pdf.PdfDocument doc = new Spire.Pdf.PdfDocument(spirestream);
Spire.Pdf.PdfPageBase page = doc.Pages[0];
int[] linePoints = new int[] {10, 10, 200, 10 };
Spire.Pdf.Annotations.PdfLineAnnotation lineAnnotation = new Spire.Pdf.Annotations.PdfLineAnnotation(linePoints);
lineAnnotation.lineBorder.BorderStyle = Spire.Pdf.Fields.PdfBorderStyle.Solid;
lineAnnotation.lineBorder.BorderWidth = 1;
lineAnnotation.Flags = Spire.Pdf.Annotations.PdfAnnotationFlags.Default;
lineAnnotation.InnerLineColor = new PdfRGBColor(this.colorPickerButtonHeaderLine.SelectedColor);
lineAnnotation.BackColor = new PdfRGBColor(this.colorPickerButtonHeaderLine.SelectedColor);
lineAnnotation.LeaderLineExt = 0;
lineAnnotation.LeaderLine = 0;
lineAnnotation.BeginLineStyle = Spire.Pdf.Annotations.PdfLineEndingStyle.None;
lineAnnotation.EndLineStyle = Spire.Pdf.Annotations.PdfLineEndingStyle.None;
page.Annotations.Add(lineAnnotation);
pictureBox1.Image = doc.SaveAsImage(0, Spire.Pdf.Graphics.PdfImageType.Bitmap, dpi, dpi);
PdfFreeTextAnnotation shows up but PdfLineAnnotation doesn't.
Regards,