public static void ProcessContentPage(PdfReader reader, int page, Test_iTextSharp.ITextExtractionStrategy strategy)
{
PdfReaderContentParser parser = new PdfReaderContentParser(reader);
PdfDictionary pageDic = reader.GetPageN(page);
PdfDictionary resourcesDic = pageDic.GetAsDict(PdfName.RESOURCES);
Test_iTextSharp.PdfContentStreamProcessor processor = new Test_iTextSharp.PdfContentStreamProcessor(strategy);
byte[] bytes = ContentByteUtils.GetContentBytesForPage(reader, page);
processor.ProcessContent(bytes, resourcesDic);
}
//public static void GetTextFromPage(PdfReader reader, int pageNumber, Test_iTextSharp.ITextExtractionStrategy strategy)
//{
// PdfReaderContentParser parser = new PdfReaderContentParser(reader);
// PdfDictionary pageDic = reader.GetPageN(pageNumber);
// PdfDictionary resourcesDic = pageDic.GetAsDict(PdfName.RESOURCES);
// Test_iTextSharp.PdfContentStreamProcessor processor = new Test_iTextSharp.PdfContentStreamProcessor(strategy);
// byte[] bytes = ContentByteUtils.GetContentBytesForPage(reader, pageNumber);
// processor.ProcessContent(bytes, resourcesDic);
//}
//public static string GetTextBlock(Test_iTextSharp.TextBlock textBlock)
//{
// StringBuilder sb = new StringBuilder();
// bool first = true;
// foreach (Test_iTextSharp.TextChunk chunk in textBlock.text)
// {
// if (first)
// first = false;
// else
// sb.Append(" ");
// sb.Append(chunk.text);
// }
// // attention les blocks enfants ne sont pas traités
// //foreach (Test_iTextSharp.TextBlock child in textBlock.childs)
// return sb.ToString();
//}
//public static string[] gettextblockbylines(test_itextsharp.textblock textblock, int maxcol)
//{
// list<string> lines = new list<string>();
// stringbuilder sb = new stringbuilder();
// bool first = true;
// foreach (test_itextsharp.textchunk chunk in textblock.text)
// {
// if (sb.length + 1 + chunk.text.length > maxcol)
// {
// lines.add(sb.tostring());
// sb.clear();
// first = true;
// }
// if (first)
// first = false;
// else
// sb.append(" ");
// sb.append(chunk.text);
// }
// lines.add(sb.tostring());
// // attention les blocks enfants ne sont pas traités
// //foreach (test_itextsharp.textblock child in textblock.childs)
// return lines.toarray();
//}
public static void PrintTextBlock(TextWriter tw, Test_iTextSharp.TextBlock textBlock, int depth)
{
string indent = "";
for (int i = 0; i < depth; i++) indent += " ";
tw.Write("{0}block {{", indent);
//tw.WriteLine(indent + "{");
int col = _outputMaxCol;
foreach (Test_iTextSharp.TextChunk chunk in textBlock.text)
{
//tw.WriteLine("{0} \"{1}\"", indent, chunk.text);
if (col + chunk.text.Length + 4 > _outputMaxCol)
{
tw.WriteLine();
tw.Write("{0} ", indent);
col = indent.Length + 2;
}
else
{
tw.Write(", ");
col += 2;
}
tw.Write("\"{0}\"", chunk.text);
col += chunk.text.Length + 2;
}
tw.WriteLine();
foreach (Test_iTextSharp.TextBlock child in textBlock.childs)
{
PrintTextBlock(tw, child, depth + 1);
}
tw.WriteLine(indent + "}");
}
