public virtual void TestTextFromPdfLayers()
{
String testName = "testTextFromPdfLayers";
String path = PdfHelper.GetDefaultImagePath();
String pdfPath = PdfHelper.GetTargetDirectory() + testName + ".pdf";
FileInfo file = new FileInfo(path);
OcrPdfCreatorProperties properties = new OcrPdfCreatorProperties();
properties.SetImageLayerName("Image Layer");
properties.SetTextLayerName("Text Layer");
OcrPdfCreator ocrPdfCreator = new OcrPdfCreator(new CustomOcrEngine(), properties);
PdfDocument doc = ocrPdfCreator.CreatePdf(JavaCollectionsUtil.SingletonList <FileInfo>(file), PdfHelper.GetPdfWriter
(pdfPath));
NUnit.Framework.Assert.IsNotNull(doc);
IList <PdfLayer> layers = doc.GetCatalog().GetOCProperties(true).GetLayers();
NUnit.Framework.Assert.AreEqual(2, layers.Count);
NUnit.Framework.Assert.AreEqual("Image Layer", layers[0].GetPdfObject().Get(PdfName.Name).ToString());
NUnit.Framework.Assert.IsTrue(layers[0].IsOn());
NUnit.Framework.Assert.AreEqual("Text Layer", layers[1].GetPdfObject().Get(PdfName.Name).ToString());
NUnit.Framework.Assert.IsTrue(layers[1].IsOn());
doc.Close();
NUnit.Framework.Assert.AreEqual(PdfHelper.DEFAULT_TEXT, PdfHelper.GetTextFromPdfLayer(pdfPath, "Text Layer"
));
NUnit.Framework.Assert.AreEqual("", PdfHelper.GetTextFromPdfLayer(pdfPath, "Image Layer"));
}
public virtual void TestPdfLayersWithImageLayerOnly()
{
String path = PdfHelper.GetDefaultImagePath();
FileInfo file = new FileInfo(path);
OcrPdfCreatorProperties properties = new OcrPdfCreatorProperties();
properties.SetImageLayerName("Image Layer");
OcrPdfCreator ocrPdfCreator = new OcrPdfCreator(new CustomOcrEngine(), properties);
PdfDocument doc = ocrPdfCreator.CreatePdf(JavaCollectionsUtil.SingletonList <FileInfo>(file), PdfHelper.GetPdfWriter
());
NUnit.Framework.Assert.IsNotNull(doc);
IList <PdfLayer> layers = doc.GetCatalog().GetOCProperties(true).GetLayers();
NUnit.Framework.Assert.AreEqual(1, layers.Count);
NUnit.Framework.Assert.AreEqual("Image Layer", layers[0].GetPdfObject().Get(PdfName.Name).ToString());
NUnit.Framework.Assert.IsTrue(layers[0].IsOn());
doc.Close();
}
