public static void Run(
String email, // authorization email
String licenseKey, // authorization license key
String openPath, // source PDF document
String savePath, // output PDF document
String imgPath, // watermark to apply
PdfWatermarkParams watermarkParams // watermark params
)
{
Pdfix pdfix = new Pdfix();
if (pdfix == null)
{
throw new Exception("Pdfix initialization fail");
}
if (!pdfix.Authorize(email, licenseKey))
{
throw new Exception(pdfix.GetError());
}
PdfDoc doc = pdfix.OpenDoc(openPath, "");
if (doc == null)
{
throw new Exception(pdfix.GetError());
}
// set watermark params
watermarkParams.page_range.start_page = 1;
watermarkParams.page_range.end_page = 3;
watermarkParams.page_range.page_range_spec = PdfPageRangeType.kEvenPagesOnly;
watermarkParams.h_value = 10;
watermarkParams.v_value = 10;
watermarkParams.scale = 0.5;
watermarkParams.opacity = 0.5;
if (!doc.AddWatermarkFromImage(watermarkParams, imgPath))
{
throw new Exception(pdfix.GetError());
}
if (!doc.Save(savePath, PdfSaveFlags.kSaveFull))
{
throw new Exception(pdfix.GetError());
}
doc.Close();
pdfix.Destroy();
}