public void DjvuChunk_Theory(DjvuJsonDocument doc, int index)
{
int pageCount = 0;
using (DjvuDocument document = DjvuNet.Tests.Util.GetTestDocument(index, out pageCount))
{
DjvuNet.Tests.Util.VerifyDjvuDocument(pageCount, document);
DjvuNet.Tests.Util.VerifyDjvuDocumentCtor(pageCount, document);
if (pageCount <= 1)
{
Assert.IsNotType <DjvmChunk>(document.RootForm);
Assert.IsType <DjvuChunk>(document.RootForm);
DjvuChunk djvu = document.RootForm as DjvuChunk;
Assert.NotNull(djvu);
Assert.NotNull(djvu.Info);
// TODO - Json deserialization is not supporting single page docs
// data are sliced to fit into other format - need to fix
}
else
{
Assert.IsType <DjvmChunk>(document.RootForm);
DjvmChunk djvm = document.RootForm as DjvmChunk;
Assert.NotNull(djvm);
Assert.NotNull(djvm.Pages);
Assert.True(djvm.Pages.Count > 1);
}
}
}
/// <summary>
/// Builds the list of pages
/// </summary>
internal void BuildPageList()
{
if (Pages == null)
{
Pages = new List <IDjvuPage>();
}
switch (RootForm.ChunkType)
{
case ChunkType.Djvm:
{
DjvmChunk root = (DjvmChunk)RootForm;
Queue <ITH44Chunk> thumbnails = new Queue <ITH44Chunk>();
foreach (IThumChunk t in root.Thumbnails)
{
foreach (ITH44Chunk th in t.Children)
{
thumbnails.Enqueue(th);
}
}
foreach (DjvuChunk page in root.Pages)
{
AddPage(thumbnails, page);
}
}
break;
case ChunkType.Djvu:
AddPage(null, (DjvuChunk)RootForm);
break;
case ChunkType.BM44Form:
case ChunkType.PM44Form:
AddPage(RootForm);
break;
default:
throw new DjvuFormatException($"Unsupported root form type {RootForm.GetType()}");
}
OnPropertyChanged(nameof(Pages));
}
public void DjvmChunk_Theory(DjvuJsonDocument doc, int index)
{
// TODO Fix libdjvulibre DjvuDumpHelper implementation - fails
// for index 39, 63, 64 in some tests - need DjVuLibre tests
if (index == 63)
{
return;
}
int pageCount = 0;
using (DjvuDocument document = DjvuNet.Tests.Util.GetTestDocument(index, out pageCount))
{
DjvuNet.Tests.Util.VerifyDjvuDocument(pageCount, document);
DjvuNet.Tests.Util.VerifyDjvuDocumentCtor(pageCount, document);
if (pageCount <= 1)
{
Assert.IsNotType <DjvmChunk>(document.RootForm);
}
else
{
Assert.IsType <DjvmChunk>(document.RootForm);
DjvmChunk djvm = document.RootForm as DjvmChunk;
Assert.NotNull(djvm);
Assert.NotNull(djvm.Dirm);
Assert.NotNull(djvm.Pages);
Assert.True(djvm.Pages.Count > 1);
Assert.Equal <int>(pageCount, djvm.Pages.Count);
Assert.Equal <int>(doc.Data.Files.Length, djvm.Files.Count);
if (doc.Data.Includes != null)
{
Assert.Equal <int>(doc.Data.Includes.Length, djvm.Includes.Count);
}
if (doc.Data.Thumbnails != null)
{
Assert.Equal <int>(doc.Data.Thumbnails.Length, djvm.Thumbnails.Count);
}
}
}
}
public static IDjvuNode CreateEncodedDjvuNode(IDjvuWriter writer, IDjvuElement parent, ChunkType chunkType, long length)
{
IDjvuNode result = null;
switch (chunkType)
{
case ChunkType.Djvm:
result = new DjvmChunk(writer, parent, length);
break;
case ChunkType.Djvu:
result = new DjvuChunk(writer, parent, length);
break;
case ChunkType.Djvi:
result = new DjviChunk(writer, parent, length);
break;
case ChunkType.Thum:
result = new ThumChunk(writer, parent, length);
break;
case ChunkType.Dirm:
result = new DirmChunk(writer, parent, length);
break;
case ChunkType.Navm:
result = new NavmChunk(writer, parent, length);
break;
case ChunkType.Anta:
result = new AntaChunk(writer, parent, length);
break;
case ChunkType.Antz:
result = new AntzChunk(writer, parent, length);
break;
case ChunkType.Txta:
result = new TxtaChunk(writer, parent, length);
break;
case ChunkType.Txtz:
result = new TxtzChunk(writer, parent, length);
break;
case ChunkType.Djbz:
result = new DjbzChunk(writer, parent, length);
break;
case ChunkType.Sjbz:
result = new SjbzChunk(writer, parent, length);
break;
case ChunkType.FG44:
result = new FG44Chunk(writer, parent, length);
break;
case ChunkType.BG44:
result = new BG44Chunk(writer, parent, length);
break;
case ChunkType.TH44:
result = new TH44Chunk(writer, parent, length);
break;
case ChunkType.BM44:
result = new BM44Chunk(writer, parent, length);
break;
case ChunkType.BM44Form:
result = new BM44Form(writer, parent, length);
break;
case ChunkType.PM44:
result = new PM44Chunk(writer, parent, length);
break;
case ChunkType.PM44Form:
result = new PM44Form(writer, parent, length);
break;
case ChunkType.Wmrm:
result = new WmrmChunk(writer, parent, length);
break;
case ChunkType.FGbz:
result = new FGbzChunk(writer, parent, length);
break;
case ChunkType.Info:
result = new InfoChunk(writer, parent, length);
break;
case ChunkType.Incl:
result = new InclChunk(writer, parent, length);
break;
case ChunkType.BGjp:
result = new BGjpChunk(writer, parent, length);
break;
case ChunkType.FGjp:
result = new FGjpChunk(writer, parent, length);
break;
case ChunkType.Smmr:
result = new SmmrChunk(writer, parent, length);
break;
default:
throw new DjvuInvalidOperationException($"Chunk type is not supported in encoding. ChunkType: {chunkType}");
}
return(result);
}
/// <summary>
/// Builds the appropriate chunk for the ID
/// </summary>
/// <returns></returns>
public static IDjvuNode CreateDecodedDjvuNode(IDjvuReader reader, IDjvuDocument rootDocument,
IDjvuElement parent, ChunkType chunkType,
string chunkID = "", long length = 0)
{
IDjvuNode result = null;
switch (chunkType)
{
case ChunkType.Djvm:
result = new DjvmChunk(reader, parent, rootDocument, chunkID, length);
break;
case ChunkType.Djvu:
result = new DjvuChunk(reader, parent, rootDocument, chunkID, length);
break;
case ChunkType.Djvi:
result = new DjviChunk(reader, parent, rootDocument, chunkID, length);
break;
case ChunkType.Thum:
result = new ThumChunk(reader, parent, rootDocument, chunkID, length);
break;
case ChunkType.Dirm:
result = new DirmChunk(reader, parent, rootDocument, chunkID, length);
break;
case ChunkType.Navm:
result = new NavmChunk(reader, parent, rootDocument, chunkID, length);
break;
case ChunkType.Anta:
result = new AntaChunk(reader, parent, rootDocument, chunkID, length);
break;
case ChunkType.Antz:
result = new AntzChunk(reader, parent, rootDocument, chunkID, length);
break;
case ChunkType.Txta:
result = new TxtaChunk(reader, parent, rootDocument, chunkID, length);
break;
case ChunkType.Txtz:
result = new TxtzChunk(reader, parent, rootDocument, chunkID, length);
break;
case ChunkType.Djbz:
result = new DjbzChunk(reader, parent, rootDocument, chunkID, length);
break;
case ChunkType.Sjbz:
result = new SjbzChunk(reader, parent, rootDocument, chunkID, length);
break;
case ChunkType.FG44:
result = new FG44Chunk(reader, parent, rootDocument, chunkID, length);
break;
case ChunkType.BG44:
result = new BG44Chunk(reader, parent, rootDocument, chunkID, length);
break;
case ChunkType.TH44:
result = new TH44Chunk(reader, parent, rootDocument, chunkID, length);
break;
case ChunkType.BM44:
result = new BM44Chunk(reader, parent, rootDocument, chunkID, length);
break;
case ChunkType.BM44Form:
result = new BM44Form(reader, parent, rootDocument, chunkID, length);
break;
case ChunkType.PM44:
result = new PM44Chunk(reader, parent, rootDocument, chunkID, length);
break;
case ChunkType.PM44Form:
result = new PM44Form(reader, parent, rootDocument, chunkID, length);
break;
case ChunkType.Wmrm:
result = new WmrmChunk(reader, parent, rootDocument, chunkID, length);
break;
case ChunkType.FGbz:
result = new FGbzChunk(reader, parent, rootDocument, chunkID, length);
break;
case ChunkType.Info:
result = new InfoChunk(reader, parent, rootDocument, chunkID, length);
break;
case ChunkType.Incl:
result = new InclChunk(reader, parent, rootDocument, chunkID, length);
break;
case ChunkType.BGjp:
result = new BGjpChunk(reader, parent, rootDocument, chunkID, length);
break;
case ChunkType.FGjp:
result = new FGjpChunk(reader, parent, rootDocument, chunkID, length);
break;
case ChunkType.Smmr:
result = new SmmrChunk(reader, parent, rootDocument, chunkID, length);
break;
case ChunkType.Cida:
result = new CidaChunk(reader, parent, rootDocument, chunkID, length);
break;
default:
result = new UnknownChunk(reader, parent, rootDocument, chunkID, length);
break;
}
return(result);
}
