internal ExcelPicture(ExcelDrawings drawings, XmlNode node)
: base(drawings, node, "xdr:pic/xdr:nvPicPr/xdr:cNvPr/@name")
{
XmlNode picNode = node.SelectSingleNode("xdr:pic/xdr:blipFill/a:blip", drawings.NameSpaceManager);
if (picNode != null)
{
RelPic = drawings.Part.GetRelationship(picNode.Attributes["r:embed"].Value);
UriPic = UriHelper.ResolvePartUri(drawings.UriDrawing, RelPic.TargetUri);
Part = drawings.Part.Package.GetPart(UriPic);
FileInfo f = new FileInfo(UriPic.OriginalString);
ContentType = GetContentType(f.Extension);
_image = Image.FromStream(Part.GetStream());
ImageConverter ic=new ImageConverter();
var iby=(byte[])ic.ConvertTo(_image, typeof(byte[]));
var ii = _drawings._package.LoadImage(iby, UriPic, Part);
ImageHash = ii.Hash;
string relID = GetXmlNodeString("xdr:pic/xdr:nvPicPr/xdr:cNvPr/a:hlinkClick/@r:id");
if (!string.IsNullOrEmpty(relID))
{
HypRel = drawings.Part.GetRelationship(relID);
if (HypRel.TargetUri.IsAbsoluteUri)
{
_hyperlink = new ExcelHyperLink(HypRel.TargetUri.AbsoluteUri);
}
else
{
_hyperlink = new ExcelHyperLink(HypRel.TargetUri.OriginalString, UriKind.Relative);
}
((ExcelHyperLink)_hyperlink).ToolTip = GetXmlNodeString("xdr:pic/xdr:nvPicPr/xdr:cNvPr/a:hlinkClick/@tooltip");
}
}
}
/// <summary>
/// Method to create file at the temp folder
/// </summary>
/// <param name="rootFolder"></param>
/// <param name="contentFileURI"></param>
/// <returns></returns>
private void createFile(string rootFolder, ZipPackagePart contentFile)
{
// Initially create file under the folder specified
string contentFilePath = string.Empty;
contentFilePath =contentFile.Uri.OriginalString.Replace('/',
System.IO.Path.DirectorySeparatorChar);
if (contentFilePath.StartsWith(
System.IO.Path.DirectorySeparatorChar.ToString()))
{
contentFilePath = contentFilePath.TrimStart(
System.IO.Path.DirectorySeparatorChar);
}
else
{
//do nothing
}
contentFilePath = System.IO.Path.Combine(rootFolder, contentFilePath);
//contentFilePath = System.IO.Path.Combine(rootFolder, contentFilePath);
//Check for the folder already exists. If not then create that folder
if (System.IO.Directory.Exists(
System.IO.Path.GetDirectoryName(contentFilePath)) != true)
{
System.IO.Directory.CreateDirectory(
System.IO.Path.GetDirectoryName(contentFilePath));
}
else
{
//do nothing
}
System.IO.FileStream newFileStream =
System.IO.File.Create( contentFilePath );
newFileStream.Close();
byte[] content = new byte[contentFile.GetStream().Length];
contentFile.GetStream().Read(content, 0, content.Length );
System.IO.File.WriteAllBytes(contentFilePath, content);
}
private static void ExtractFile(string rootFolder, ZipPackagePart contentFile)
{
try
{
string contentFilePath = contentFile.Uri.OriginalString.Replace('/', Path.DirectorySeparatorChar);
if (contentFilePath.StartsWith(Path.DirectorySeparatorChar.ToString()))
{
contentFilePath = contentFilePath.TrimStart(Path.DirectorySeparatorChar);
}
contentFilePath = Path.Combine(rootFolder, contentFilePath);
if (Directory.Exists(Path.GetDirectoryName(contentFilePath)) != true)
{
Directory.CreateDirectory(Path.GetDirectoryName(contentFilePath));
}
FileStream newFileStream = System.IO.File.Create(contentFilePath);
newFileStream.Close();
byte[] content = new byte[contentFile.GetStream().Length];
contentFile.GetStream().Read(content, 0, content.Length);
System.IO.File.WriteAllBytes(contentFilePath, content);
}
catch (Exception ex)
{
Utilities.OnError(Utilities.GetCurrentMethod(), ex);
}
}
