internal ExcelDrawingsGroup(ExcelGroupShape parent, XmlNamespaceManager nsm, XmlNode topNode)
{
_parent = parent;
_nsm = nsm;
_topNode = topNode;
AddDrawings();
}
private void AddDrawings()
{
_groupDrawings = new List <ExcelDrawing>();
foreach (XmlNode node in _topNode.ChildNodes)
{
ExcelDrawing grpDraw;
switch (node.LocalName)
{
case "sp":
grpDraw = new ExcelShape(_parent._drawings, node, _parent);
break;
case "pic":
grpDraw = new ExcelPicture(_parent._drawings, node, _parent);
break;
case "graphicFrame":
grpDraw = ExcelChart.GetChart(_parent._drawings, node, _parent);
break;
case "grpSp":
grpDraw = new ExcelGroupShape(_parent._drawings, node, _parent);
break;
case "cxnSp":
grpDraw = new ExcelConnectionShape(_parent._drawings, node, _parent);
break;
default:
continue;
}
_groupDrawings.Add(grpDraw);
_drawingNames.Add(grpDraw.Name, _groupDrawings.Count - 1);
}
}
internal ExcelPicture(ExcelDrawings drawings, XmlNode node, ExcelGroupShape shape = null) :
base(drawings, node, "xdr:pic", "xdr:nvPicPr/xdr:cNvPr", shape)
{
XmlNode picNode = node.SelectSingleNode("xdr:pic/xdr:blipFill/a:blip", drawings.NameSpaceManager);
if (picNode != null)
{
IPictureContainer container = this;
container.RelPic = drawings.Part.GetRelationship(picNode.Attributes["r:embed"].Value);
container.UriPic = UriHelper.ResolvePartUri(drawings.UriDrawing, container.RelPic.TargetUri);
Part = drawings.Part.Package.GetPart(container.UriPic);
FileInfo f = new FileInfo(container.UriPic.OriginalString);
ContentType = PictureStore.GetContentType(f.Extension);
_image = Image.FromStream(Part.GetStream());
#if (Core)
byte[] iby = ImageCompat.GetImageAsByteArray(_image);
#else
ImageConverter ic = new ImageConverter();
var iby = (byte[])ic.ConvertTo(_image, typeof(byte[]));
#endif
var ii = _drawings._package.PictureStore.LoadImage(iby, container.UriPic, Part);
container.ImageHash = ii.Hash;
}
}
internal ExcelDrawingsGroup(ExcelGroupShape parent, XmlNamespaceManager nsm, XmlNode topNode)
{
_parent = parent;
_nsm = nsm;
_topNode = topNode;
_drawingNames = new Dictionary <string, int>();
AddDrawings();
}
internal static void Validate(ExcelDrawing d, ExcelDrawings drawings, ExcelGroupShape grp)
{
if (d._drawings != drawings)
{
throw new InvalidOperationException("All drawings must be in the same worksheet.");
}
if (d._parent != null && d._parent != grp)
{
throw new InvalidOperationException($"The drawing {d.Name} is already in a group different from the other drawings.");;
}
}
internal ExcelDrawing(ExcelDrawings drawings, XmlNode node, string topPath, string nvPrPath, ExcelGroupShape parent = null) :
base(drawings.NameSpaceManager, node)
{
_drawings = drawings;
_parent = parent;
if (node != null) //No drawing, chart xml only. This currently happends when created from a chart template
{
_topNode = node;
_id = drawings.Worksheet.Workbook._nextDrawingID++;
AddSchemaNodeOrder(new string[] { "from", "pos", "to", "ext", "pic", "graphicFrame", "sp", "cxnSp ", "nvSpPr", "nvCxnSpPr", "spPr", "style", "clientData" }, _schemaNodeOrderSpPr);
if (_parent == null)
{
_topPath = topPath;
_nvPrPath = _topPath + "/" + nvPrPath;
_hyperLinkPath = $"{_nvPrPath}/a:hlinkClick";
CellAnchor = GetAnchoreFromName(node.LocalName);
SetPositionProperties(drawings, node);
GetPositionSize(); //Get the drawing position and size, so we can adjust it upon save, if the normal font is changed
string relID = GetXmlNodeString(_hyperLinkPath + "/@r:id");
if (!string.IsNullOrEmpty(relID))
{
HypRel = drawings.Part.GetRelationship(relID);
if (HypRel.TargetUri == null)
{
if (!string.IsNullOrEmpty(HypRel.Target))
{
Hyperlink = new ExcelHyperLink(HypRel.Target.Substring(1), "");
}
}
else
{
if (HypRel.TargetUri.IsAbsoluteUri)
{
Hyperlink = new ExcelHyperLink(HypRel.TargetUri.AbsoluteUri);
}
else
{
Hyperlink = new ExcelHyperLink(HypRel.TargetUri.OriginalString, UriKind.Relative);
}
}
((ExcelHyperLink)Hyperlink).ToolTip = GetXmlNodeString(_hyperLinkPath + "/@tooltip");
}
}
else
{
_topPath = "";
_nvPrPath = nvPrPath;
_hyperLinkPath = $"{_nvPrPath}/a:hlinkClick";
}
}
}
internal ExcelGroupShape(ExcelDrawings drawings, XmlNode node, ExcelGroupShape parent = null) :
base(drawings, node, "xdr:grpSp", "xdr:nvGrpSpPr/xdr:cNvPr", parent)
{
var grpNode = CreateNode(_topPath);
if (grpNode.InnerXml == "")
{
grpNode.InnerXml = "<xdr:nvGrpSpPr><xdr:cNvPr name=\"\" id=\"3\"><a:extLst><a:ext uri=\"{FF2B5EF4-FFF2-40B4-BE49-F238E27FC236}\"><a16:creationId id=\"{F33F4CE3-706D-4DC2-82DA-B596E3C8ACD0}\" xmlns:a16=\"http://schemas.microsoft.com/office/drawing/2014/main\"/></a:ext></a:extLst></xdr:cNvPr><xdr:cNvGrpSpPr/></xdr:nvGrpSpPr><xdr:grpSpPr><a:xfrm><a:off y=\"0\" x=\"0\"/><a:ext cy=\"0\" cx=\"0\"/><a:chOff y=\"0\" x=\"0\"/><a:chExt cy=\"0\" cx=\"0\"/></a:xfrm></xdr:grpSpPr>";
}
if (parent == null)
{
CreateNode("xdr:clientData");
}
}
internal void AddDrawing(ExcelDrawing drawing)
{
if (drawing._parent == _parent)
{
return; //This drawing is already added to the group, exit
}
ExcelGroupShape.Validate(drawing, drawing._drawings, _parent);
AdjustXmlAndMoveToGroup(drawing);
ExcelGroupShape.Validate(drawing, _parent._drawings, _parent);
AppendDrawingNode(drawing.TopNode);
drawing._parent = _parent;
_groupDrawings.Add(drawing);
_drawingNames.Add(drawing.Name, _groupDrawings.Count - 1);
}
internal ExcelPicture(ExcelDrawings drawings, XmlNode node, ExcelGroupShape shape = null) :
base(drawings, node, "xdr:pic", "xdr:nvPicPr/xdr:cNvPr", shape)
{
XmlNode picNode = node.SelectSingleNode("xdr:pic/xdr:blipFill/a:blip", drawings.NameSpaceManager);
if (picNode != null)
{
IPictureContainer container = this;
container.RelPic = drawings.Part.GetRelationship(picNode.Attributes["embed", ExcelPackage.schemaRelationships].Value);
container.UriPic = UriHelper.ResolvePartUri(drawings.UriDrawing, container.RelPic.TargetUri);
Part = drawings.Part.Package.GetPart(container.UriPic);
var extension = Path.GetExtension(container.UriPic.OriginalString);
ContentType = PictureStore.GetContentType(extension);
#if (Core)
try
{
_image = Image.FromStream(Part.GetStream());
}
catch
{
if (extension.ToLower() == ".emf" || extension.ToLower() == ".wmf") //Not supported in linux environments, so we ignore them and set image to null.
{
_image = null;
return;
}
else
{
throw;
}
}
byte[] iby = ImageCompat.GetImageAsByteArray(_image);
#else
_image = Image.FromStream(Part.GetStream());
ImageConverter ic = new ImageConverter();
var iby = (byte[])ic.ConvertTo(_image, typeof(byte[]));
#endif
var ii = _drawings._package.PictureStore.LoadImage(iby, container.UriPic, Part);
container.ImageHash = ii.Hash;
}
}
internal ExcelShapeBase(ExcelDrawings drawings, XmlNode node, string topPath, string nvPrPath, ExcelGroupShape parent = null) :
base(drawings, node, topPath, nvPrPath, parent)
{
Init(string.IsNullOrEmpty(_topPath) ? "" : _topPath + "/");
}
/// <summary>
/// Disposes the class
/// </summary>
public void Dispose()
{
_parent = null;
}
internal ExcelGroupShape(ExcelDrawings drawings, XmlNode node, ExcelGroupShape parent = null) :
base(drawings, node, "xdr:grpSp", "xdr:nvGrpSpPr/xdr:cNvPr", parent)
{
}
internal ExcelShape(ExcelDrawings drawings, XmlNode node, ExcelGroupShape shape = null) :
base(drawings, node, "xdr:sp", "xdr:nvSpPr/xdr:cNvPr", shape)
{
}
internal ExcelConnectionShape(ExcelDrawings drawings, XmlNode node, ExcelGroupShape parent = null) :
base(drawings, node, "xdr:cxnSp", "xdr:nvCxnSpPr/xdr:cNvPr", parent)
{
Init(drawings, node);
}
/// <summary>
/// Disposes the class
/// </summary>
public void Dispose()
{
_parent = null;
_topNode = null;
}
