private static TopDict[] LoadTopDicts(FontSource p, uint offset, ByteSegment[] cffIndex, ByteSegment[] strings)
{
var arr = new TopDict[cffIndex.Length];
for (var i = 0; i < cffIndex.Length; i++)
{
var bsi = cffIndex[i];
var topDict = CffDictParser.LoadTopDict(p.Bytes, bsi.Offset, bsi.Count, strings);
var privateSize = topDict.Private[0];
var privateOffset = topDict.Private[1];
if (privateSize != 0 && privateOffset != 0)
{
var privateDict =
CffDictParser.LoadPrivateDict(p.Bytes, privateOffset + offset, privateSize);
topDict.DefaultWidthX = privateDict.DefaultWidthX;
topDict.NormalWidthX = privateDict.NormalWidthX;
if (privateDict.Subrs != 0)
{
var subrOffset = privateOffset + privateDict.Subrs;
p.Offset = subrOffset + offset;
var subrIndex = LoadIndexData(p);
topDict.Subrs = subrIndex;
topDict.SubrsBias = GetSubrBias(topDict.Subrs.Length);
}
topDict.PrivateDict = privateDict;
}
arr[i] = topDict;
}
return(arr);
}
public static TopDict LoadTopDict(byte[] data, uint offset, uint count, ByteSegment[] stringIndex)
{
var values = new List <decimal>();
var d = new TopDict();
var i = offset;
while (i < offset + count)
{
var b0 = data[i++];
if (ParseValue(b0, data, ref i, values))
{
continue;
}
if (b0 == 12)
{
// Key
var b1 = data[i++];
if (b0 == 12)
{
if (b1 == 0)
{
d.Copyright = CompactFontFormatTable.GetString((int)values[0], stringIndex, data);
}
else if (b1 == 1)
{
d.IsFixedPitch = values[0] != 0;
}
else if (b1 == 2)
{
d.ItalicAngle = decimal.ToInt32(values[0]);
}
else if (b1 == 3)
{
d.UnderlinePosition = decimal.ToInt32(values[0]);
}
else if (b1 == 4)
{
d.UnderlineThickness = decimal.ToInt32(values[0]);
}
else if (b1 == 5)
{
d.PaintType = decimal.ToInt32(values[0]);
}
else if (b1 == 6)
{
d.CharStringType = decimal.ToInt32(values[0]);
}
else if (b1 == 7)
{
d.FontMatrix = values.Select(decimal.ToSingle).ToArray();
}
else if (b1 == 8)
{
d.StrokeWidth = decimal.ToInt32(values[0]);
}
else if (b1 == 12)
{
d.StemSnapH = (int)values[0];
}
else if (b1 == 13)
{
d.StemSnapV = (int)values[0];
}
else if (b1 == 14)
{
d.ForceBold = values[0] != 0;
}
else if (b1 == 17)
{
d.LanguageGroup = decimal.ToInt32(values[0]);
}
else if (b1 == 18)
{
d.ExpansionFactor = decimal.ToInt32(values[0]);
}
else if (b1 == 19)
{
d.InitialRoundSeed = decimal.ToInt32(values[0]);
}
else if (b1 == 20)
{
d.SyntheticBase = decimal.ToInt32(values[0]);
}
else if (b1 == 21)
{
d.PostScript = (int)values[0];
}
else if (b1 == 22)
{
d.BaseFontName = CompactFontFormatTable.GetString((int)values[0], stringIndex, data);
}
else if (b1 == 23)
{
d.BaseFontBlend = values.Select(decimal.ToInt32).ToArray();
}
else if (b1 == 30)
{
d.ROS = (
CompactFontFormatTable.GetString((int)values[0], stringIndex, data),
CompactFontFormatTable.GetString((int)values[1], stringIndex, data),
(int)values[2]);
}
else if (b1 == 31)
{
d.CIDFontVersion = values[0].ToString();
}
else if (b1 == 32)
{
d.CIDFontRevision = decimal.ToInt32(values[0]);
}
else if (b1 == 33)
{
d.CIDFontType = decimal.ToInt32(values[0]);
}
else if (b1 == 34)
{
d.CIDCount = decimal.ToInt32(values[0]);
}
else if (b1 == 35)
{
d.UIDBase = decimal.ToInt32(values[0]);
}
else if (b1 == 36)
{
d.FDArrayIndex = (uint)values[0];
}
else if (b1 == 37)
{
d.FDSelectIndex = (uint)values[0];
}
else if (b1 == 38)
{
d.FontName = CompactFontFormatTable.GetString((int)values[0], stringIndex, data);
}
}
values.Clear();
}
else if (b0 <= 21)
{
// Key
if (b0 == 0)
{
d.Version = CompactFontFormatTable.GetString((int)values[0], stringIndex, data);
}
if (b0 == 1)
{
d.Notice = CompactFontFormatTable.GetString((int)values[0], stringIndex, data);
}
if (b0 == 2)
{
d.FullName = CompactFontFormatTable.GetString((int)values[0], stringIndex, data);
}
if (b0 == 3)
{
d.FamilyName = CompactFontFormatTable.GetString((int)values[0], stringIndex, data);
}
if (b0 == 4)
{
d.Weight = CompactFontFormatTable.GetString((int)values[0], stringIndex, data);
}
if (b0 == 5)
{
d.FontBBox = values.Select(decimal.ToSingle).ToArray();
}
if (b0 == 6)
{
d.BlueValues = values.Select(decimal.ToInt32).ToArray();
}
if (b0 == 7)
{
d.OtherBlues = values.Select(decimal.ToInt32).ToArray();
}
if (b0 == 8)
{
d.FamilyBlues = values.Select(decimal.ToInt32).ToArray();
}
if (b0 == 9)
{
d.FamilyOtherBlues = values.Select(decimal.ToInt32).ToArray();
}
if (b0 == 10)
{
d.StdHW = decimal.ToInt32(values[0]);
}
if (b0 == 11)
{
d.StdVW = decimal.ToInt32(values[0]);
}
if (b0 == 13)
{
d.UniqueId = decimal.ToInt32(values[0]);
}
if (b0 == 14)
{
d.XUID = values.Select(decimal.ToInt32).ToArray();
}
if (b0 == 15)
{
d.Charset = (uint)values[0];
}
if (b0 == 16)
{
d.Encoding = (uint)values[0];
}
if (b0 == 17)
{
d.CharStrings = (uint)values[0];
}
if (b0 == 18)
{
d.Private = values.Select(decimal.ToUInt32).ToArray();
}
values.Clear();
}
else
{
throw new FontException(string.Format("Invalid data: {0}(0x{0:X2})", b0));
}
}
return(d);
}
