// returns true if an xref was found false otherwise
private void RetrieveXRef()
{
_xref = null;
// only necessary if not linearized
startXRef = RetrieveStartXRef();
// if the xref was not found, early exit
if (startXRef == -1)
{
return;
}
_lexer.PushPosition(startXRef);
var token = _lexer.ReadToken();
if (token == "xref")
{
// we have an uncompressed xref table
_xref = PdfXRef.Parse(_lexer);
}
else
{
// maybe there is no xref
}
_lexer.PopPosition();
}
public PdfScript(PdfXRef AXref, string AName) : base(AXref, AName)
{
PdfArray FWidths;
PdfDictionary FFont;
PdfDictionary FFontDescriptor;
FFont = new PdfDictionary(AXref);
AXref.AddObject(FFont);
AddStrElements(FFont, Generic._String_Table());
AddIntElements(FFont, Generic._Int_Table());
FFont.AddItem("BaseFont", new PdfName("Script"));
FFontDescriptor = new PdfDictionary(AXref);
AXref.AddObject(FFontDescriptor);
AddStrElements(FFontDescriptor, Generic._Script_String_Table());
AddIntElements(FFontDescriptor, Generic._Script_Int_Table());
FFontDescriptor.AddItem("FontBBox", new PdfArray(AXref, SCRIPT_BBOX));
FFont.AddItem("FontDescriptor", FFontDescriptor);
FWidths = new PdfArray(AXref, SCRIPT_W_ARRAY);
FFont.AddItem("Widths", FWidths);
SetData(FFont);
}
// internal bool XT
// {
// get
// {
// return (this.PR != null);
// }
// }
//
// internal bool XU
// {
// get
// {
// if (this.PR != null)
// {
// return this.PR.NA;
// }
// return false;
// }
// set
// {
// if (this.PR != null)
// {
// this.PR.NA = 09F;
// }
// }
// }
// internal bool XV
// {
// get
// {
// if (((this.PK != null) && this.PK.Bold) && ((this.PR != null) && this.PR.NA))
// {
// return !this.PR.XA;
// }
// return false;
// }
// }
//
// internal bool XW
// {
// get
// {
// if (((this.PK != null) && this.PK.Italic) && ((this.PR != null) && this.PR.NA))
// {
// return !this.PR.XB;
// }
// return false;
// }
// }
#endregion
#region Constructors
public PdfTrueTypeFont(PdfXRef AXref, string AName) : base(AXref, AName)
{
PdfDictionary FFont;
PK = fntReturnFont(AName);
if (PK != null)
{
vAdjustFontSize(PK);
PdfDictionary dicFontDescriptor = dicCreateFontDescriptor(AXref, AName, PK);
FFont = new PdfDictionary(AXref);
AXref.AddObject(FFont);
FFont.AddItem("Type", new PdfName("Font"));
FFont.AddItem("Subtype", new PdfName("TrueType"));
FFont.AddItem("BaseFont", new PdfName(AName));
FFont.AddInternalItem("FontDescriptor", dicFontDescriptor);
FFont.AddItem("Encoding", new PdfName("WinAnsiEncoding"));
FFont.AddItem("FirstChar", new PdfNumber(FFirstChar));
FFont.AddItem("LastChar", new PdfNumber(FLastChar));
PdfArray faWidths = new PdfArray(AXref, ARIAL_W_ARRAY);
AXref.AddObject(faWidths);
FFont.AddInternalItem("Widths", faWidths);
SetData(FFont);
}
}
public void Parsing_Uncompressed_XRef()
{
var r = PdfXRef.Parse(@"0 6
0000000000 65535 f
0000000016 00000 n
0000000051 00000 n
0000000109 00000 n
0000000281 00000 n
0000000385 00000 n
".ToLexer());
// 1 section
Assert.Equal(1, r.Items.Count);
var s = r.Items[0] as PdfXRefSection;
// 6 entries
Assert.Equal(6, s.Items.Count);
}
private void RetrieveXRefLinearized()
{
// if we get here we can read the next object as the first xref
// use the linearized header to jump to the main table /T offset
// parse the xref there too
var firstPageXRef = PdfObject.ParseAny(_lexer) as PdfIndirectObject;
var mainXRefPosition = _linearizationHeader["T"] as PdfNumeric;
_lexer.PushPosition(mainXRefPosition.ToInt64());
var mainXRef = PdfObject.ParseAny(_lexer) as PdfIndirectObject;
_lexer.PopPosition();
_xref = PdfXRef.Parse((PdfStream)firstPageXRef.Object, (PdfStream)mainXRef.Object);
}
public PdfTimesRoman(PdfXRef AXref, string AName) : base(AXref, AName)
{
PdfArray FWidths;
PdfDictionary FFont;
FFont = new PdfDictionary(AXref);
AXref.AddObject(FFont);
AddStrElements(FFont, Generic._String_Table());
AddIntElements(FFont, Generic._Int_Table());
FFont.AddItem("BaseFont", new PdfName("Times-Roman"));
FWidths = new PdfArray(AXref, TIMES_ROMAN_W_ARRAY);
FFont.AddInternalItem("Widths", FWidths);
SetData(FFont);
}
public PdfFixedWidthItalic(PdfXRef AXref, string AName) : base(AXref, AName)
{
PdfArray FWidths;
PdfDictionary FFont;
FFont = new PdfDictionary(AXref);
AXref.AddObject(FFont);
AddStrElements(FFont, Generic._String_Table());
AddIntElements(FFont, Generic._Int_Table());
FFont.AddItem("BaseFont", new PdfName("Courier-Oblique"));
FWidths = new PdfArray(AXref, FIXED_WIDTH_ITALIC_W_ARRAY);
FFont.AddInternalItem("Widths", FWidths);
SetData(FFont);
}
public PdfArial(PdfXRef AXref, string AName) : base(AXref, AName)
{
PdfArray FWidths;
PdfDictionary FFont;
FFont = new PdfDictionary(AXref);
AXref.AddObject(FFont);
AddStrElements(FFont, Generic._String_Table());
AddIntElements(FFont, Generic._Int_Table());
FFont.AddItem("BaseFont", new PdfName("Helvetica"));
FWidths = new PdfArray(AXref, ARIAL_W_ARRAY);
FFont.AddInternalItem("Widths", FWidths);
SetData(FFont);
}
private PdfDictionary dicCreateFontDescriptor(PdfXRef AXref, string AName, System.Drawing.Font fntFont)
{
PdfDictionary dicFontDescriptor = new PdfDictionary(AXref);
AXref.AddObject(dicFontDescriptor);
dicFontDescriptor.AddItem("Type", new PdfName("FontDescriptor"));
dicFontDescriptor.AddItem("FontName", new PdfName(AName));
dicFontDescriptor.AddItem("Flags", new PdfNumber(this.nFlag()));
dicFontDescriptor.AddItem("FontBBox", new PdfArray(AXref, this.aintFontBox()));
dicFontDescriptor.AddItem("MissingWidth", new PdfNumber((long)this.PS.QS.PY));
dicFontDescriptor.AddItem("StemV", new PdfNumber(((long)(this.PK.Bold ? 144 : 72))));
dicFontDescriptor.AddItem("StemH", new PdfNumber(((long)(this.PK.Bold ? 144 : 72))));
dicFontDescriptor.AddItem("ItalicAngle", new PdfNumber(((long)(this.PK.Italic ? (this.PS.QZ / 10) : 0))));
dicFontDescriptor.AddItem("CapHeight", new PdfNumber((long)this.PS.R4));
dicFontDescriptor.AddItem("XHeight", new PdfNumber((long)this.PS.R5));
dicFontDescriptor.AddItem("Ascent", new PdfNumber((long)this.PS.R1));
dicFontDescriptor.AddItem("Descent", new PdfNumber((long)this.PS.R2));
dicFontDescriptor.AddItem("Leading", new PdfNumber((long)this.PS.QS.PX));
dicFontDescriptor.AddItem("MaxWidth", new PdfNumber((long)this.PS.QS.PZ));
dicFontDescriptor.AddItem("AvgWidth", new PdfNumber((long)this.PS.QS.PY));
return(dicFontDescriptor);
}
public PdfType1Font(PdfXRef AXref, string AName) : base(AXref, AName)
{
}
