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static private GetNewUri ( |
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/// <summary>
/// Inserts a picture at the end of the text in the header or footer
/// </summary>
/// <param name="PictureFile">The image object containing the Picture</param>
/// <param name="Alignment">Alignment. The image object will be inserted at the end of the Text.</param>
public ExcelVmlDrawingPicture InsertPicture(FileInfo PictureFile, PictureAlignment Alignment)
{
string id = ValidateImage(Alignment);
Image Picture;
try
{
if (!PictureFile.Exists)
{
throw (new FileNotFoundException(string.Format("{0} is missing", PictureFile.FullName)));
}
Picture = Image.FromFile(PictureFile.FullName);
}
catch (Exception ex)
{
throw (new InvalidDataException("File is not a supported image-file or is corrupt", ex));
}
string contentType = PictureStore.GetContentType(PictureFile.Extension);
var uriPic = XmlHelper.GetNewUri(_ws._package.ZipPackage, "/xl/media/" + PictureFile.Name.Substring(0, PictureFile.Name.Length - PictureFile.Extension.Length) + "{0}" + PictureFile.Extension);
#if (Core)
var imgBytes = ImageCompat.GetImageAsByteArray(Picture);
#else
var ic = new ImageConverter();
byte[] imgBytes = (byte[])ic.ConvertTo(Picture, typeof(byte[]));
#endif
var ii = _ws.Workbook._package.PictureStore.AddImage(imgBytes, uriPic, contentType);
return(AddImage(Picture, id, ii));
}
internal void SaveHeaderFooterImages()
{
if (_vmlDrawingsHF != null)
{
if (_vmlDrawingsHF.Count == 0)
{
if (_vmlDrawingsHF.Uri != null)
{
_ws.Part.DeleteRelationship(_vmlDrawingsHF.RelId);
_ws._package.Package.DeletePart(_vmlDrawingsHF.Uri);
}
}
else
{
if (_vmlDrawingsHF.Uri == null)
{
_vmlDrawingsHF.Uri = XmlHelper.GetNewUri(_ws._package.Package, @"/xl/drawings/vmlDrawing{0}.vml");
}
if (_vmlDrawingsHF.Part == null)
{
_vmlDrawingsHF.Part = _ws._package.Package.CreatePart(_vmlDrawingsHF.Uri, "application/vnd.openxmlformats-officedocument.vmlDrawing", _ws._package.Compression);
var rel = _ws.Part.CreateRelationship(UriHelper.GetRelativeUri(_ws.WorksheetUri, _vmlDrawingsHF.Uri), Packaging.TargetMode.Internal, ExcelPackage.schemaRelationships + "/vmlDrawing");
_ws.SetHFLegacyDrawingRel(rel.Id);
_vmlDrawingsHF.RelId = rel.Id;
foreach (ExcelVmlDrawingPicture draw in _vmlDrawingsHF)
{
rel = _vmlDrawingsHF.Part.CreateRelationship(UriHelper.GetRelativeUri(_vmlDrawingsHF.Uri, draw.ImageUri), Packaging.TargetMode.Internal, ExcelPackage.schemaRelationships + "/image");
draw.RelId = rel.Id;
}
}
_vmlDrawingsHF.VmlDrawingXml.Save(_vmlDrawingsHF.Part.GetStream());
}
}
}
private void CopyHeaderFooterPictures(ExcelWorksheet Copy, ExcelWorksheet added)
{
if (Copy._headerFooter == null)
{
return;
}
//Copy the texts
CopyText(Copy.HeaderFooter._oddHeader, added.HeaderFooter.OddHeader);
CopyText(Copy.HeaderFooter._oddFooter, added.HeaderFooter.OddFooter);
CopyText(Copy.HeaderFooter._evenHeader, added.HeaderFooter.EvenHeader);
CopyText(Copy.HeaderFooter._evenFooter, added.HeaderFooter.EvenFooter);
CopyText(Copy.HeaderFooter._firstHeader, added.HeaderFooter.FirstHeader);
CopyText(Copy.HeaderFooter._firstFooter, added.HeaderFooter.FirstFooter);
//Copy any images;
if (Copy.HeaderFooter.Pictures.Count > 0)
{
Uri source = Copy.HeaderFooter.Pictures.Uri;
Uri dest = XmlHelper.GetNewUri(_pck.Package, @"/xl/drawings/vmlDrawing{0}.vml");
var part = _pck.Package.CreatePart(dest, "application/vnd.openxmlformats-officedocument.vmlDrawing", _pck.Compression);
foreach (ExcelVmlDrawingPicture pic in Copy.HeaderFooter.Pictures)
{
var item = added.HeaderFooter.Pictures.Add(pic.Id, pic.ImageUri, pic.Title, pic.Width, pic.Height);
foreach (XmlAttribute att in pic.TopNode.Attributes)
{
(item.TopNode as XmlElement).SetAttribute(att.Name, att.Value);
}
item.TopNode.InnerXml = pic.TopNode.InnerXml;
}
}
}
private void CopyComment(ExcelWorksheet Copy, ExcelWorksheet workSheet)
{
//First copy the drawing XML
string xml = Copy.Comments.CommentXml.InnerXml;
var uriComment = new Uri(string.Format("/xl/comments{0}.xml", workSheet.SheetID), UriKind.Relative);
if (_pck.Package.PartExists(uriComment))
{
uriComment = XmlHelper.GetNewUri(_pck.Package, "/xl/drawings/vmldrawing{0}.vml");
}
var part = _pck.Package.CreatePart(uriComment, "application/vnd.openxmlformats-officedocument.spreadsheetml.comments+xml", _pck.Compression);
StreamWriter streamDrawing = new StreamWriter(part.GetStream(FileMode.Create, FileAccess.Write));
streamDrawing.Write(xml);
streamDrawing.Close();
//Add the relationship ID to the worksheet xml.
PackageRelationship commentRelation = workSheet.Part.CreateRelationship(PackUriHelperMonoSafe.GetRelativeUri(workSheet.WorksheetUri, uriComment), TargetMode.Internal, ExcelPackage.schemaRelationships + "/comments",
PackagePartForMono.NextRelationshipID);
xml = Copy.VmlDrawingsComments.VmlDrawingXml.InnerXml;
var uriVml = new Uri(string.Format("/xl/drawings/vmldrawing{0}.vml", workSheet.SheetID), UriKind.Relative);
if (_pck.Package.PartExists(uriVml))
{
uriVml = XmlHelper.GetNewUri(_pck.Package, "/xl/drawings/vmldrawing{0}.vml");
}
var vmlPart = _pck.Package.CreatePart(uriVml, "application/vnd.openxmlformats-officedocument.vmlDrawing", _pck.Compression);
StreamWriter streamVml = new StreamWriter(vmlPart.GetStream(FileMode.Create, FileAccess.Write));
streamVml.Write(xml);
streamVml.Close();
PackageRelationship newVmlRel = workSheet.Part.CreateRelationship(PackUriHelperMonoSafe.GetRelativeUri(workSheet.WorksheetUri, uriVml), TargetMode.Internal, ExcelPackage.schemaRelationships + "/vmlDrawing",
PackagePartForMono.NextRelationshipID);
//Add the relationship ID to the worksheet xml.
XmlElement e = workSheet.WorksheetXml.SelectSingleNode("//d:legacyDrawing", _namespaceManager) as XmlElement;
if (e == null)
{
workSheet.CreateNode("d:legacyDrawing");
e = workSheet.WorksheetXml.SelectSingleNode("//d:legacyDrawing", _namespaceManager) as XmlElement;
}
e.SetAttribute("id", ExcelPackage.schemaRelationships, newVmlRel.Id);
}
/// <summary>
/// Set the picture from an image file.
/// The image file will be saved as a blob, so make sure Excel supports the image format.
/// </summary>
/// <param name="PictureFile">The image file.</param>
public void SetFromFile(FileInfo PictureFile)
{
DeletePrevImage();
Image img;
try
{
img = Image.FromFile(PictureFile.FullName);
}
catch (Exception ex)
{
throw (new InvalidDataException("File is not a supported image-file or is corrupt", ex));
}
ImageConverter ic = new ImageConverter();
string contentType = ExcelPicture.GetContentType(PictureFile.Extension);
var imageURI = XmlHelper.GetNewUri(_workSheet._package.Package, "/xl/media/" + PictureFile.Name.Substring(0, PictureFile.Name.Length - PictureFile.Extension.Length) + "{0}" + PictureFile.Extension);
byte[] fileBytes = (byte[])ic.ConvertTo(img, typeof(byte[]));
var ii = _workSheet.Workbook._package.AddImage(fileBytes, imageURI, contentType);
if (_workSheet.Part.Package.PartExists(imageURI) && ii.RefCount == 1) //The file exists with another content, overwrite it.
{
//Remove the part if it exists
_workSheet.Part.Package.DeletePart(imageURI);
}
var imagePart = _workSheet.Part.Package.CreatePart(imageURI, contentType, CompressionOption.NotCompressed);
//Save the picture to package.
var strm = imagePart.GetStream(FileMode.Create, FileAccess.Write);
strm.Write(fileBytes, 0, fileBytes.Length);
var rel = _workSheet.Part.CreateRelationship(imageURI, TargetMode.Internal, ExcelPackage.schemaRelationships + "/image",
PackagePartForMono.NextRelationshipID);
SetXmlNodeString(BACKGROUNDPIC_PATH, rel.Id);
}
internal ExcelXmlSource(ZipPackagePart relPart, string relId)
{
if (string.IsNullOrEmpty(relId))
{
Uri = XmlHelper.GetNewUri(relPart.Package, "/xl/slicers/slicer{0}.xml");
Part = relPart.Package.CreatePart(Uri, "application/vnd.ms-excel.slicer+xml", CompressionLevel.Default);
Rel = relPart.CreateRelationship(UriHelper.GetRelativeUri(relPart.Uri, Uri), TargetMode.Internal, ExcelPackage.schemaRelationshipsSlicer);
var xml = new XmlDocument();
XmlHelper.LoadXmlSafe(xml, "<slicers xmlns:xr10=\"http://schemas.microsoft.com/office/spreadsheetml/2016/revision10\" xmlns:x=\"http://schemas.openxmlformats.org/spreadsheetml/2006/main\" mc:Ignorable=\"x xr10\" xmlns:mc=\"http://schemas.openxmlformats.org/markup-compatibility/2006\" xmlns=\"http://schemas.microsoft.com/office/spreadsheetml/2009/9/main\" />", Encoding.UTF8);
XmlDocument = xml;
}
else
{
Rel = relPart.GetRelationship(relId);
Uri = UriHelper.ResolvePartUri(relPart.Uri, Rel.TargetUri);
Part = relPart.Package.GetPart(Uri);
var xml = new XmlDocument();
XmlHelper.LoadXmlSafe(xml, Part.GetStream());
XmlDocument = xml;
}
}
private void CopyDrawing(ExcelWorksheet Copy, ExcelWorksheet workSheet /*, PackageRelationship r*/)
{
//Check if the worksheet has drawings
//if(_xlPackage.Package.PartExists(r.TargetUri))
//{
//First copy the drawing XML
string xml = Copy.Drawings.DrawingXml.OuterXml;
var uriDraw = new Uri(string.Format("/xl/drawings/drawing{0}.xml", workSheet.SheetID), UriKind.Relative);
var part = _pck.Package.CreatePart(uriDraw, "application/vnd.openxmlformats-officedocument.drawing+xml", _pck.Compression);
StreamWriter streamDrawing = new StreamWriter(part.GetStream(FileMode.Create, FileAccess.Write));
streamDrawing.Write(xml);
streamDrawing.Close();
XmlDocument drawXml = new XmlDocument();
drawXml.LoadXml(xml);
//Add the relationship ID to the worksheet xml.
PackageRelationship drawRelation = workSheet.Part.CreateRelationship(PackUriHelper.GetRelativeUri(workSheet.WorksheetUri, uriDraw), TargetMode.Internal, ExcelPackage.schemaRelationships + "/drawing");
XmlElement e = workSheet.WorksheetXml.SelectSingleNode("//d:drawing", _namespaceManager) as XmlElement;
e.SetAttribute("id", ExcelPackage.schemaRelationships, drawRelation.Id);
foreach (ExcelDrawing draw in Copy.Drawings)
{
if (draw is ExcelChart)
{
ExcelChart chart = draw as ExcelChart;
xml = chart.ChartXml.InnerXml;
var UriChart = XmlHelper.GetNewUri(_pck.Package, "/xl/charts/chart{0}.xml");
var chartPart = _pck.Package.CreatePart(UriChart, "application/vnd.openxmlformats-officedocument.drawingml.chart+xml", _pck.Compression);
StreamWriter streamChart = new StreamWriter(chartPart.GetStream(FileMode.Create, FileAccess.Write));
streamChart.Write(xml);
streamChart.Close();
//Now create the new relationship to the copied chart xml
var prevRelID = draw.TopNode.SelectSingleNode("xdr:graphicFrame/a:graphic/a:graphicData/c:chart/@r:id", Copy.Drawings.NameSpaceManager).Value;
var rel = part.CreateRelationship(PackUriHelper.GetRelativeUri(uriDraw, UriChart), TargetMode.Internal, ExcelPackage.schemaRelationships + "/chart");
XmlAttribute relAtt = drawXml.SelectSingleNode(string.Format("//c:chart/@r:id[.='{0}']", prevRelID), Copy.Drawings.NameSpaceManager) as XmlAttribute;
relAtt.Value = rel.Id;
}
else if (draw is ExcelPicture)
{
ExcelPicture pic = draw as ExcelPicture;
var uri = pic.UriPic;
if (!workSheet.Workbook._package.Package.PartExists(uri))
{
var picPart = workSheet.Workbook._package.Package.CreatePart(uri, pic.ContentType, CompressionOption.NotCompressed);
pic.Image.Save(picPart.GetStream(FileMode.Create, FileAccess.Write), pic.ImageFormat);
}
var prevRelID = draw.TopNode.SelectSingleNode("xdr:pic/xdr:blipFill/a:blip/@r:embed", Copy.Drawings.NameSpaceManager).Value;
var rel = part.CreateRelationship(PackUriHelper.GetRelativeUri(workSheet.WorksheetUri, uri), TargetMode.Internal, ExcelPackage.schemaRelationships + "/image");
XmlAttribute relAtt = drawXml.SelectSingleNode(string.Format("//xdr:pic/xdr:blipFill/a:blip/@r:embed[.='{0}']", prevRelID), Copy.Drawings.NameSpaceManager) as XmlAttribute;
relAtt.Value = rel.Id;
}
}
//rewrite the drawing xml with the new relID's
streamDrawing = new StreamWriter(part.GetStream(FileMode.Create, FileAccess.Write));
streamDrawing.Write(drawXml.OuterXml);
streamDrawing.Close();
//}
}