public override FileIOInfo[] GetFileStreams(IDataObject data)
{
if (data == null || !data.GetDataPresent(DataFormats.FileDrop))
{
return(null);
}
List <FileIOInfo> infos;
FileIOInfo info;
string[] files = data.GetData(DataFormats.FileDrop) as string[];
if (files != null && files.Length > 0)
{
infos = new List <FileIOInfo>();
foreach (string file in files)
{
info = new FileIOInfo();
info.Stream = File.OpenRead(file);
info.FullFileName = file;
infos.Add(info);
}
return(infos.ToArray());
}
return(null);
}
private static bool SaveTemp(FileIOInfo info)
{
if (info == null || info.Stream == null || info.Stream.Length == 0)
{
return(false);
}
if (_extractedSrcFiles == null)
{
_extractedSrcFiles = new List <string>();
}
try
{
FileStream file;
string tmpPath = ToTempFileName(info.FileName);
file = new FileStream(tmpPath, FileMode.Create);
info.Stream.CopyTo(file, (int)info.Stream.Length);
_extractedSrcFiles.Add(tmpPath);
}
catch (Exception e)
{
Toolbox.MessageBoxException(e);
return(false);
}
return(true);
}
public override Models.Document LoadDocument(FileIOInfo info)
{
if (info == null)
{
return(null);
}
TiffBitmapDecoder tiff = new TiffBitmapDecoder(info.Stream, BitmapCreateOptions.None, BitmapCacheOption.OnLoad);
Models.Document doc = new Models.Document();
Models.Page page;
for (int i = 0; i < tiff.Frames.Count; i++)
//foreach (BitmapFrame frame in tiff.Frames)
{
page = new Models.Page();
page.fName = info.FullFileName;
page.image = TiffFrameToBitmapImage(tiff.Frames[i]);
page.number = i + 1;
page.imageStream = (MemoryStream)page.image.StreamSource;
doc.pages.Add(new ViewModels.PageViewModel(page));
}
return(doc);
}
private Models.Page CachePdfPageFromFile(FileIOInfo info, PdfReader reader, int pageNum)
{
Models.Page page = new Models.Page();
page.number = ++pageNum;
page.fName = (info.IsTempPath ? info.FileName : info.FullFileName);
//FIXME: this is making the pages render with wrong rotation unless rotation is zero
//page.SetRotation((float)reader.GetPageRotation(pageNum));
page.originalRotation = new PdfNumber(reader.GetPageRotation(pageNum));
return(page);
}
public override Models.Document LoadDocument(FileIOInfo info)
{
//Bitmap img;
//MemoryStream memStream;
string tmpFile;
Models.Page page;
Models.Document doc;
List <BitmapImage> pageImages = new List <BitmapImage>();
PdfReader reader;
//List<Models.Page> pages;
//FIXME: handle temp file paths moar better...
tmpFile = (info.IsTempPath ? info.FullFileName : CopyToTemp(info.FullFileName));
if (string.IsNullOrEmpty(tmpFile))
{
return(null);
}
/*
* memStream = Load(tmpFile);
* // Stream is null if fPath is invalid or unsupported
* if (memStream == null) return null;
*/
doc = new Models.Document();
pageImages = GetPdfPageImages(tmpFile);
reader = new PdfReader(tmpFile);
for (int i = 0; i < reader.NumberOfPages; i++)
{
page = CachePdfPageFromFile(info, reader, i);
page.image = pageImages[i];
doc.pages.Add(new ViewModels.PageViewModel(page));
}
if (doc.pages.Count > 0)
{
doc.image = doc.pages[0].Image;
doc.fName = doc.pages[0].DocName;
}
return(doc);
}
public override FileIOInfo[] GetFileStreams(IDataObject data)
{
if (!data.GetDataPresent("FileGroupDescriptor"))
{
return(null);
}
string tmpPath;
string fName;
List <Models.Document> docs;
Models.Document doc;
//MemoryStream content;
Stream stream = data.GetData("FileGroupDescriptorW") as Stream;
FileStream file;
FileIOInfo info;
if (stream != null)
{
fName = GetAttFileName(stream);
tmpPath = FileIO.SaveDirectoryTemp;
docs = new List <Models.Document>();
doc = new Models.Document();
info = new FileIOInfo();
if (data.GetDataPresent("FileContents", false))
{
info.Stream = data.GetData("FileContents", true) as MemoryStream;
info.FullFileName = tmpPath + fName;
info.IsTempPath = true;
file = File.Create(info.FullFileName);
info.Stream.CopyTo(file);
file.Close();
return(new FileIOInfo[] { info });
}
}
return(null);
}
public static Models.Document LoadDocument(FileIOInfo info)
{
// Return null if 'fPath' is invalid
if (info == null || !IsFileValid(info.FullFileName))
{
return(null);
}
BaseFileIOStrategy loader;
loader = GetValidIOStrategy(info.FullFileName);
// Return null if no strategy available for the file type
if (loader == null)
{
return(null);
}
Helpers.D.Log("FileIO.LoadDocument: {0}: {1}", loader.GetType(), info.FullFileName);
return(loader.LoadDocument(info));
}
public abstract Models.Document LoadDocument(FileIOInfo info);
