Mode to use when selecting text.
public enum DocumentViewerSelectTextMode |
0 |
Line |
(0) Select the whole line if any of its characters intersect with the rectangle. |
|
1 |
Word |
(1) Select the whole word if any of its characters intersect with the rectangle. |
|
2 |
Character |
(2) Select only characters the intersect with the rectangle. |
Used with the SelectText method to control what part of the text gets selected.
using Leadtools;using Leadtools.Controls;using Leadtools.Document;using Leadtools.Document.Viewer;using Leadtools.Codecs;using Leadtools.Caching;using Leadtools.Annotations.Engine;using Leadtools.Ocr;var text = _documentViewer.Text;// First check if we have text for this pagevar pageNumber = _documentViewer.CurrentPageNumber;if (!text.HasDocumentPageText(pageNumber)){// Get the texttext.GetDocumentPageText(pageNumber);// Show itvar value = text.ExportText(pageNumber);Console.WriteLine(value);}// Get the current documentvar document = _documentViewer.Document;// Get the page and the current view itemvar page = document.Pages[pageNumber - 1];// Create a rectangle that is the first half of the pagevar bounds = LeadRectD.Create(0, 0, page.Size.Width, page.Size.Height / 2);// SelectText requires the rectangle to be in control pixel coordinates, so convert. First to pixels ...bounds = document.RectToPixels(bounds).ToLeadRectD();// And then using the image viewer in the view to control. The item is the one at page number - 1var imageViewer = _documentViewer.View.ImageViewer;bounds = imageViewer.ConvertRect(imageViewer.Items[pageNumber - 1], ImageViewerCoordinateType.Image, ImageViewerCoordinateType.Control, bounds);// Select it, all linestext.SelectText(bounds.ToLeadRect(), DocumentViewerSelectTextMode.Line);// Now, check if we have any text selectedif (text.HasSelectedText(pageNumber)){// yes, show itvar value = text.GetSelectedText(pageNumber);Console.WriteLine(value);}