private List <PdfTextInfo> GetBoundedTextInfo(double left, double top, double right, double bottom)
{
var boundedArea = new FS_RECTF((float)left, (float)top, (float)right, (float)bottom);
var textInfoList = new List <PdfTextInfo>();
var allRects = GetAllRects();
GetAllCharInfo(); //Ensure char info is cached in memory
foreach (var rect in allRects)
{
if (rect.IntersectsWith(boundedArea))
{
// Find all the characters that fit in this rect AND the boundedArea
var chars = _allCharInfo.FindAll(c => rect.Contains(c.BoundingRectangle) && boundedArea.ContainsPartially(c.BoundingRectangle, 50));
var charBoxes = new List <FS_RECTF>();
chars.ForEach(c => charBoxes.Add(c.BoundingRectangle));
var boundingRect = FS_RECTF.Union(charBoxes);
textInfoList.Add(new PdfTextInfo(string.Join <PdfTextInfo>(string.Empty, chars.ToArray()), -1, chars.Count, boundingRect, charBoxes));
}
}
textInfoList.Sort((x, y) =>
{
// Sort top to bottom, left to right.
int retval = -x.BoundingRectangle.Bottom.CompareTo(y.BoundingRectangle.Bottom);
return(retval == 0 ? x.BoundingRectangle.Left.CompareTo(y.BoundingRectangle.Left) : retval);
});
return(textInfoList);
}
public void AddLine(PdfTextInfo line)
{
if (Lines.Any())
{
BoundingRectangle = BoundingRectangle.Union(line.BoundingRectangle);
}
else
{
BoundingRectangle = line.BoundingRectangle;
}
Lines.Add(line);
}
