protected void ProcessPageContentBlock(PDFContentBlock block, Dictionary <long, PDFContentBlock> blocksByMcid)
{
if (block.BlockOptions != null && block.BlockOptions.ContainsKey("MCID"))
{
PDFInteger mcid;
if (block.BlockOptions.TryGet <PDFInteger>("MCID", out mcid))
{
blocksByMcid[mcid.Value] = block;
}
}
foreach (PDFContentBlock cblock in block.Content.OfType <PDFContentBlock>())
{
ProcessPageContentBlock(cblock, blocksByMcid);
}
}
protected PDFContentBlock ProcessTreeNode(IPDFDictionary node, PDFName type)
{
PDFContentBlock cb = new PDFContentBlock
{
StartMarker = new PDFContentOperator
{
Name = "BDC",
Arguments = new List <IPDFToken>
{
type,
node
}
},
Content = new List <PDFContentOperator>()
};
if (node.Dict.ContainsKey("K"))
{
IPDFElement K = node.Dict["K"];
if (K is IPDFList && ((IPDFList)K).List != null)
{
foreach (IPDFElement elem in ((IPDFList)K).List)
{
if (elem is IPDFDictionary)
{
IPDFDictionary v = (IPDFDictionary)elem;
PDFName vtype;
if (v.Dict.TryGet("S", out vtype))
{
PDFContentBlock blk = ProcessTreeNode(v, vtype);
blk.Parent = cb;
cb.Content.Add(blk);
}
}
else if (elem is PDFInteger)
{
long mcid = ((PDFInteger)elem).Value;
IPDFObjRef objref;
if (node.Dict.TryGet("Pg", out objref))
{
if (ContentBlocks.ContainsKey(objref.ObjRef))
{
Dictionary <long, PDFContentBlock> blocksByMcid = ContentBlocks[objref.ObjRef];
if (blocksByMcid.ContainsKey(mcid))
{
PDFContentBlock blk = blocksByMcid[mcid];
blk.Parent = cb;
cb.Content.Add(blk);
}
}
}
}
}
}
else if (K is IPDFDictionary && ((IPDFDictionary)K).Dict != null)
{
PDFName vtype;
if (((IPDFDictionary)K).Dict.TryGet("S", out vtype))
{
PDFContentBlock blk = ProcessTreeNode((IPDFDictionary)K, vtype);
blk.Parent = cb;
cb.Content.Add(blk);
}
else
{
System.Diagnostics.Debugger.Break();
}
}
else if (K is PDFInteger && node.Dict.ContainsKey("Pg"))
{
long mcid = ((PDFInteger)K).Value;
IPDFObjRef objref;
if (node.Dict.TryGet("Pg", out objref))
{
if (ContentBlocks.ContainsKey(objref.ObjRef))
{
Dictionary <long, PDFContentBlock> blocksByMcid = ContentBlocks[objref.ObjRef];
if (blocksByMcid.ContainsKey(mcid))
{
PDFContentBlock blk = blocksByMcid[mcid];
blk.Parent = cb;
cb.Content.Add(blk);
}
}
}
}
}
return(cb);
}
