public static string GetInformationAboutCurrentPage(DocumentLayout currentDocumentLayout, LayoutPage currentPage, DocumentPosition currentPosition)
{
string returnedInformation = "";
int currentPageIndex = currentDocumentLayout.GetPageIndex(currentPage);
int totalPageCount = currentDocumentLayout.GetFormattedPageCount();
// get information about page content using a LayoutVisitor descendant
CustomDocumentLayoutVisitor visitor = new CustomDocumentLayoutVisitor();
visitor.Visit(currentPage);
// get information about page bounds using PageArea properties
PageAreaProperties pageAreaProperties = CaculatePageAreaProperties(currentPage.PageAreas[0], currentPosition);
returnedInformation += String.Format("\r\nPage: {0} of {1}\r\n", currentPageIndex + 1, totalPageCount);
returnedInformation += String.Format("Current page range: {0} - {1}\r\n", currentPage.MainContentRange.Start, currentPage.MainContentRange.Start + currentPage.MainContentRange.Length - 1);
returnedInformation += String.Format("Images count: {0}\r\n", visitor.ImagesCount);
returnedInformation += String.Format("Tables count: {0}\r\n", visitor.TablesCount);
returnedInformation += String.Format("Text Boxes count: {0}\r\n", visitor.TextBoxesCount);
returnedInformation += String.Format("Paragraphs count: {0}\r\n", visitor.ParagraphsCount);
returnedInformation += String.Format("Text lines count: {0}\r\n", visitor.TextLinesCount);
returnedInformation += String.Format("Words (text blocks) count: {0}\r\n", visitor.WordsCount);
returnedInformation += String.Format("\r\nColumn: {0} of {1}\r\n", pageAreaProperties.currentColumnIndex, pageAreaProperties.columnCount);
returnedInformation += String.Format("Current COLUMN content bounds: {0}\r\n", pageAreaProperties.currentColumnBounds);
returnedInformation += String.Format("Current PAGE content bounds: {0}\r\n", pageAreaProperties.currentPageBounds);
return(returnedInformation);
}
public static PageAreaProperties CaculatePageAreaProperties(LayoutPageArea pageArea, DocumentPosition pos)
{
PageAreaProperties pageAreaProperties = new PageAreaProperties();
pageAreaProperties.columnCount = pageArea.Columns.Count;
pageAreaProperties.currentPageBounds.Location = pageArea.Columns[0].Bounds.Location;
for (int i = 0; i < pageArea.Columns.Count; i++)
{
int currentColumnContentHeight = pageArea.Columns[i].Rows.Last.Bounds.Bottom - pageArea.Columns[i].Rows.First.Bounds.Top;
if (pageArea.Columns[i].Range.Contains(pos.ToInt()))
{
pageAreaProperties.currentColumnIndex = i;
pageAreaProperties.currentColumnBounds.Location = pageArea.Columns[i].Bounds.Location;
pageAreaProperties.currentColumnBounds.Width = pageArea.Columns[i].Bounds.Width;
pageAreaProperties.currentColumnBounds.Height = currentColumnContentHeight;
}
pageAreaProperties.currentPageBounds.Width += pageArea.Columns[i].Bounds.Width;
pageAreaProperties.currentPageBounds.Height = Math.Max(pageAreaProperties.currentPageBounds.Height, currentColumnContentHeight);
}
return(pageAreaProperties);
}
