public static OffsetTable Read(BinaryReaderFont reader)
{
OffsetTable value = new OffsetTable();
value.sfntVersion = reader.ReadUInt32();
if (value.sfntVersion != Version1 && value.sfntVersion != VersionOTTO)
{
throw new Exception(
string.Format("Parse error: sfntVersion is not valid. 0x{0:X8}", value.sfntVersion)
);
}
value.numTables = reader.ReadUInt16();
value.searchRange = reader.ReadUInt16();
if (MaximumPowerOf2(value.numTables) * 16 != value.searchRange)
{
throw new Exception(
string.Format("Parse error: searchRange is not valid. {0}", value.searchRange)
);
}
value.entrySelector = reader.ReadUInt16();
if ((ushort)Math.Log(MaximumPowerOf2(value.numTables), 2) != value.entrySelector)
{
throw new Exception(
string.Format("Parse error: entrySelector is not valid. {0}", value.entrySelector)
);
}
value.rangeShift = reader.ReadUInt16();
if (value.numTables * 16 - value.searchRange != value.rangeShift)
{
/*throw new Exception(
* string.Format("Parse error: rangeShift is not valid. {0}", value.rangeShift)
* );*/
}
return(value);
}
public void ReadTableRecords(BinaryReaderFont reader)
{
offset = OffsetTable.Read(reader);
Records = TableRecord.ReadArray(reader, offset.numTables);
Array.Sort(Records, (a, b) => {
if (a.tableTag == HeadTable.Tag)
{
return(-1);
}
if (b.tableTag == HeadTable.Tag)
{
return(1);
}
if (a.tableTag == MaxpTable.Tag)
{
return(-1);
}
if (b.tableTag == MaxpTable.Tag)
{
return(1);
}
if (a.tableTag == HheaTable.Tag)
{
return(-1);
}
if (b.tableTag == HheaTable.Tag)
{
return(1);
}
if (a.tableTag == LocaTable.Tag)
{
return(-1);
}
if (b.tableTag == LocaTable.Tag)
{
return(1);
}
if (a.tableTag == EBLCTable.Tag)
{
return(-1);
}
if (b.tableTag == EBLCTable.Tag)
{
return(1);
}
if (a.tableTag == CBLCTable.Tag)
{
return(-1);
}
if (b.tableTag == CBLCTable.Tag)
{
return(1);
}
if (a.offset < b.offset)
{
return(-1);
}
if (a.offset > b.offset)
{
return(1);
}
return(0);
});
}
