public static GlyphBitmapData5 Read(BinaryReaderFont reader, int byteSize)
{
GlyphBitmapData5 value = new GlyphBitmapData5();
value.imageData = reader.ReadBytes(byteSize);
return(value);
}
public static Font[] Parse(string path)
{
Font[] fonts = null;
if (File.Exists(path) == false)
{
return(fonts);
}
using (Stream stream = File.OpenRead(path))
using (BinaryReaderFont reader = new BinaryReaderFont(stream)) {
reader.FilePath = path;
string tag = reader.ReadTag();
stream.Position = 0;
switch (tag)
{
case TTCHeader.Tag:
fonts = ParseTTC(reader);
break;
default:
fonts = new Font[] { Font.Read(reader) };
break;
}
}
return(fonts);
}
public static UVSMapping Read(BinaryReaderFont reader)
{
return(new UVSMapping {
unicodeValue = reader.ReadUInt24(),
glyphID = reader.ReadUInt16()
});
}
public static CoverageFormat1 Read(BinaryReaderFont reader)
{
return(new CoverageFormat1 {
coverageFormat = reader.ReadUInt16(),
glyphCount = reader.ReadUInt16()
});
}
public static ScriptRecord Read(BinaryReaderFont reader)
{
return(new ScriptRecord {
scriptTag = reader.ReadTag(),
scriptOffset = reader.ReadUInt16()
});
}
//public VariationStore itemVarStore;
public static BASETable Read(BinaryReaderFont reader)
{
long position = reader.Position;
BASETable value = new BASETable {
majorVersion = reader.ReadUInt16(),
minorVersion = reader.ReadUInt16(),
horizAxisOffset = reader.ReadUInt16(),
vertAxisOffset = reader.ReadUInt16()
};
if (value.majorVersion == 1 && value.minorVersion == 1)
{
value.itemVarStoreOffset = reader.ReadUInt32();
}
if (value.horizAxisOffset != 0)
{
reader.Position = position + value.horizAxisOffset;
value.horizAxis = AxisTable.Read(reader);
}
if (value.vertAxisOffset != 0)
{
reader.Position = position + value.vertAxisOffset;
value.vertAxis = AxisTable.Read(reader);
}
if (value.itemVarStoreOffset != 0)
{
reader.Position = position + value.itemVarStoreOffset;
//value.itemVarStore =
}
return(value);
}
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 static LongHorMetric[] ReadArray(BinaryReaderFont reader, int count) {
* LongHorMetric[] array = new LongHorMetric[count];
* for (int i = 0; i < count; i++) {
* array[i] = Read(reader);
* }
* return array;
* }
*/
public static LongHorMetric Read(BinaryReaderFont reader)
{
return(new LongHorMetric {
advanceWidth = reader.ReadUInt16(),
lsb = reader.ReadInt16()
});
}
public static CmapTable Read(BinaryReaderFont reader)
{
long start = reader.Position;
CmapTable value = new CmapTable {
version = reader.ReadUInt16(),
numTables = reader.ReadUInt16()
};
ushort numTables = value.numTables;
//value.encodingRecords = EncodingRecord.ReadArray(reader, numTables);
value.encodingRecords = new EncodingRecord[numTables];
value.subtables = new CmapSubtable[numTables];
long position = reader.Position;
for (int i = 0; i < numTables; i++)
{
reader.Position = position;
EncodingRecord record = EncodingRecord.Read(reader);
value.encodingRecords[i] = record;
position = reader.Position;
reader.Position = start + record.offset;
//reader.Position = start + value.encodingRecords[i].offset;
value.subtables[i] = CmapSubtable.Read(reader);
}
//Console.WriteLine("position: {0:X}", (reader.Position - start));
return(value);
}
public static LayerRecord Read(BinaryReaderFont reader)
{
return(new LayerRecord {
gID = reader.ReadUInt16(),
paletteIndex = reader.ReadUInt16()
});
}
public static TupleVariationHeader Read(BinaryReaderFont reader)
{
return(new TupleVariationHeader {
variationDataSize = reader.ReadUInt16(),
tupleIndex = reader.ReadUInt16()
});
}
public GlyphData GetGlyphData(int index)
{
if (index < 0 || index >= numGlyphs)
{
return(null);
}
if (File.Exists(filePath) == false)
{
return(null);
}
GlyphData data = null;
using (Stream stream = File.OpenRead(filePath))
using (BinaryReaderFont reader = new BinaryReaderFont(stream)) {
uint offset = glyphDataOffsets[index];
uint glyphLength = glyphDataOffsets[index + 1] - offset;
reader.Position = position + offset;
data = GlyphData.Read(reader, glyphLength);
}
return(data);
/*
* if (index >= glyphData.Length) {
* return null;
* }
* return glyphData[index];
* //*/
}
public static Strike Read(BinaryReaderFont reader, uint numGlyphs)
{
Strike value = new Strike();
value.position = reader.Position;
value.numGlyphs = numGlyphs;
value.filePath = reader.FilePath;
value.ppem = reader.ReadUInt16();
value.ppi = reader.ReadUInt16();
value.glyphDataOffsets = reader.ReadUInt32Array((int)numGlyphs + 1);
/*
* value.glyphData = new GlyphData[numGlyphs];
* uint[] glyphDataOffsets = value.glyphDataOffsets;
* int length = value.glyphDataOffsets.Length - 1;
* for (int i = 0; i < length; i++) {
* uint offset = glyphDataOffsets[i];
* uint glyphLength = glyphDataOffsets[i + 1] - offset;
* reader.Position = position + offset;
* GlyphData glyphData = GlyphData.Read(reader, glyphLength);
* value.glyphData[i] = glyphData;
* }
*/
return(value);
}
public static CoverageFormat2 Read(BinaryReaderFont reader)
{
return(new CoverageFormat2 {
coverageFormat = reader.ReadUInt16(),
rangeCount = reader.ReadUInt16()
});
}
public static GaspRange Read(BinaryReaderFont reader)
{
return(new GaspRange {
rangeMaxPPEM = reader.ReadUInt16(),
rangeGaspBehavior = reader.ReadUInt16()
});
}
protected void ReadPrivate(BinaryReaderFont reader)
{
long start = reader.Position;
//Console.WriteLine("private dict: {0}", topDict.Private);
privateDict = CFFPrivateDict.Read(reader, (int)topDict.Private.values[0]);
//Console.WriteLine("private dict: {0}", privateDict);
//reader.Position = position + (int)topDict.Private.values[1];
//CFFIndex index = CFFIndex.Read(reader);
//int[] offset = index.offset;
//Console.WriteLine("local subr index: {0}", index);
if (privateDict.Subrs > 0)
{
reader.Position = start + (int)privateDict.Subrs;
CFFIndex index = CFFIndex.Read(reader);
int[] offset = index.ReadAllOffsets(reader);
//Console.WriteLine("local subr index: {0}", index);
localSubr = new byte[index.count][];
for (int i = 0; i < offset.Length - 1; i++)
{
int length = offset[i + 1] - offset[i];
localSubr[i] = reader.ReadBytes(length);
}
}
charString.localSubr = localSubr;
}
public static CFFRange1 Read(BinaryReaderFont reader)
{
return(new CFFRange1 {
first = reader.ReadUInt16(),
nLeft = reader.ReadByte()
});
}
public static NameTable Read(BinaryReaderFont reader)
{
NameTable value = new NameTable {
format = reader.ReadUInt16(),
count = reader.ReadUInt16(),
stringOffset = reader.ReadUInt16(),
};
value.nameRecord = NameRecord.ReadArray(reader, value.count);
if (value.format >= 1)
{
value.langTagCount = reader.ReadUInt16();
value.langTagRecord = LangTagRecord.ReadArray(reader, value.langTagCount);
}
long start = reader.Position;
for (int i = 0; i < value.count; i++)
{
NameRecord record = value.nameRecord[i];
reader.Position = start + record.offset;
record.text = reader.ReadString(record.length, GetEncoding(record));
}
if (value.format >= 1)
{
for (int i = 0; i < value.langTagCount; i++)
{
LangTagRecord record = value.langTagRecord[i];
reader.Position = start + record.offset;
record.text = reader.ReadString(record.length, Encoding.BigEndianUnicode);
}
}
return(value);
}
public static MarkGlyphSets Read(BinaryReaderFont reader)
{
return(new MarkGlyphSets {
markGlyphSetTableFormat = reader.ReadUInt16(),
markGlyphSetCount = reader.ReadUInt16()
});
}
public static BaseScript Read(BinaryReaderFont reader)
{
long position = reader.Position;
BaseScript value = new BaseScript {
baseValuesOffset = reader.ReadUInt16(),
defaultMinMaxOffset = reader.ReadUInt16(),
baseLangSysCount = reader.ReadUInt16(),
};
if (value.baseLangSysCount != 0)
{
value.baseLangSysRecords = BaseLangSysRecord.ReadArray(
reader, value.baseLangSysCount
);
}
if (value.baseValuesOffset != 0)
{
reader.Position = position + value.baseValuesOffset;
value.baseValues = BaseValues.Read(reader);
}
if (value.defaultMinMaxOffset != 0)
{
reader.Position = position + value.defaultMinMaxOffset;
value.defaultMinMax = MinMax.Read(reader);
}
return(value);
}
public static ClassDefFormat2 Read(BinaryReaderFont reader)
{
return(new ClassDefFormat2 {
classFormat = reader.ReadUInt16(),
classRangeCount = reader.ReadUInt16()
});
}
public static VariationRegionList Read(BinaryReaderFont reader)
{
return(new VariationRegionList {
axisCount = reader.ReadUInt16(),
regionCount = reader.ReadUInt16()
});
}
public static MaxpTable Read(BinaryReaderFont reader)
{
MaxpTable value = new MaxpTable {
version = reader.ReadFixed(),
numGlyphs = reader.ReadUInt16()
};
if (value.version >= 0x10000)
{
value.maxPoints = reader.ReadUInt16();
value.maxContours = reader.ReadUInt16();
value.maxCompositePoints = reader.ReadUInt16();
value.maxCompositeContours = reader.ReadUInt16();
value.maxZones = reader.ReadUInt16();
value.maxTwilightPoints = reader.ReadUInt16();
value.maxStorage = reader.ReadUInt16();
value.maxFunctionDefs = reader.ReadUInt16();
value.maxInstructionDefs = reader.ReadUInt16();
value.maxStackElements = reader.ReadUInt16();
value.maxSizeOfInstructions = reader.ReadUInt16();
value.maxComponentElements = reader.ReadUInt16();
value.maxComponentDepth = reader.ReadUInt16();
}
return(value);
}
public static CFFTopDict Read(BinaryReaderFont reader, int length)
{
CFFTopDict value = new CFFTopDict();
long start = reader.Position;
List <double> list = new List <double>();
byte key0 = 0;
byte key1 = 0;
while ((reader.Position - start) < length)
{
byte n = reader.PeekByte();
if (n <= 21)
{
key0 = reader.ReadByte();
if (key0 == 12)
{
key1 = reader.ReadByte();
}
//Console.WriteLine("key0: " + key0);
//if (key1 != 0) {
// Console.WriteLine("key1: " + key1);
//}
value.SetValue(list, key0, key1);
key1 = 0;
list.Clear();
}
else
{
list.Add(reader.ReadCFFNumber());
}
}
return(value);
}
public static FeatureVariationRecord Read(BinaryReaderFont reader)
{
return(new FeatureVariationRecord {
conditionSetOffset = reader.ReadUInt32(),
featureTableSubstitutionOffset = reader.ReadUInt32()
});
}
public static FeatureTableSubstitutionRecord Read(BinaryReaderFont reader)
{
return(new FeatureTableSubstitutionRecord {
featureIndex = reader.ReadUInt16(),
alternateFeatureTable = reader.ReadUInt32()
});
}
public static LangSysRecord Read(BinaryReaderFont reader)
{
return(new LangSysRecord {
langSysTag = reader.ReadTag(),
langSysOffset = reader.ReadUInt16()
});
}
public GlyphBitmapData GetGlyphBitmapData(int index, int glyphId)
{
if (index < 0 || index >= EBLC.bitmapSizes.Length)
{
return(null);
}
if (File.Exists(filePath) == false)
{
return(null);
}
BitmapSize size = EBLC.bitmapSizes[index];
IndexSubTableArray array = size.FindSubTableArray(glyphId);
if (array == null)
{
return(null);
}
using (Stream stream = File.OpenRead(filePath))
using (BinaryReaderFont reader = new BinaryReaderFont(stream)) {
reader.Position = position + array.subTable.header.imageDataOffset;
return(array.subTable.ReadBitmapData(reader, glyphId, glyphId - array.firstGlyphIndex));
}
/*
* if (index < 0 || index >= bitmapData.Count) {
* return null;
* }
* if (bitmapData[index].ContainsKey((ushort)glyphId) == false) {
* return null;
* }
* return bitmapData[index][(ushort)glyphId];
* //*/
}
public static UnicodeRange Read(BinaryReaderFont reader)
{
return(new UnicodeRange {
startUnicodeValue = reader.ReadUInt24(),
additionalCount = reader.ReadByte()
});
}
public static AttachList Read(BinaryReaderFont reader)
{
return(new AttachList {
coverageOffset = reader.ReadUInt16(),
glyphCount = reader.ReadUInt16()
});
}
