void worker_DoWork(object sender, DoWorkEventArgs e)
{
BackgroundWorker worker = sender as BackgroundWorker;
PDFContentHelper pdfHelper = new PDFContentHelper(document.FileName);
//Search for the term "figure" in document
foreach (Figure figure in listOfFigures)
{
List<ContentLocation> linksForFigure = pdfHelper.ContentToPixel(figure.TriggerText[1], -1, document.DocumentSize.Width, document.DocumentSize.Height);
worker.ReportProgress(++index * 100 / listOfFigures.Count, new Object[] { figure, linksForFigure });
//worker.ReportProgress(++index * 100 / listOfFigures.Count, new Object[] { figure, new List<ContentLocation>() });
}
}
