/// <exception cref="System.IO.IOException"/>
protected internal virtual void ReadFormat(int subTableLocation)
{
int coverage = openReader.rf.ReadUnsignedShort() + subTableLocation;
int valueFormat1 = openReader.rf.ReadUnsignedShort();
int valueFormat2 = openReader.rf.ReadUnsignedShort();
int pairSetCount = openReader.rf.ReadUnsignedShort();
int[] locationRule = openReader.ReadUShortArray(pairSetCount, subTableLocation);
IList <int> coverageList = openReader.ReadCoverageFormat(coverage);
for (int k = 0; k < pairSetCount; ++k)
{
openReader.rf.Seek(locationRule[k]);
IDictionary <int, GposLookupType2.PairValueFormat> pairs = new Dictionary <int, GposLookupType2.PairValueFormat
>();
gposMap.Put(coverageList[k], pairs);
int pairValueCount = openReader.rf.ReadUnsignedShort();
for (int j = 0; j < pairValueCount; ++j)
{
int glyph2 = openReader.rf.ReadUnsignedShort();
GposLookupType2.PairValueFormat pair = new GposLookupType2.PairValueFormat();
pair.first = OtfReadCommon.ReadGposValueRecord(openReader, valueFormat1);
pair.second = OtfReadCommon.ReadGposValueRecord(openReader, valueFormat2);
pairs.Put(glyph2, pair);
}
}
}
/// <exception cref="System.IO.IOException"/>
protected internal virtual void ReadFormat(int subTableLocation)
{
int coverage = openReader.rf.ReadUnsignedShort() + subTableLocation;
int valueFormat1 = openReader.rf.ReadUnsignedShort();
int valueFormat2 = openReader.rf.ReadUnsignedShort();
int locationClass1 = openReader.rf.ReadUnsignedShort() + subTableLocation;
int locationClass2 = openReader.rf.ReadUnsignedShort() + subTableLocation;
int class1Count = openReader.rf.ReadUnsignedShort();
int class2Count = openReader.rf.ReadUnsignedShort();
for (int k = 0; k < class1Count; ++k)
{
GposLookupType2.PairValueFormat[] pairs = new GposLookupType2.PairValueFormat[class2Count];
posSubs.Put(k, pairs);
for (int j = 0; j < class2Count; ++j)
{
GposLookupType2.PairValueFormat pair = new GposLookupType2.PairValueFormat();
pair.first = OtfReadCommon.ReadGposValueRecord(openReader, valueFormat1);
pair.second = OtfReadCommon.ReadGposValueRecord(openReader, valueFormat2);
pairs[j] = pair;
}
}
coverageSet = new HashSet <int>(openReader.ReadCoverageFormat(coverage));
classDef1 = openReader.ReadClassDefinition(locationClass1);
classDef2 = openReader.ReadClassDefinition(locationClass2);
}
/// <exception cref="System.IO.IOException"/>
protected internal override void ReadSubTable(int subTableLocation)
{
openReader.rf.Seek(subTableLocation);
openReader.rf.ReadUnsignedShort();
//skip format, always 1
int markCoverageLocation = openReader.rf.ReadUnsignedShort() + subTableLocation;
int ligatureCoverageLocation = openReader.rf.ReadUnsignedShort() + subTableLocation;
int classCount = openReader.rf.ReadUnsignedShort();
int markArrayLocation = openReader.rf.ReadUnsignedShort() + subTableLocation;
int ligatureArrayLocation = openReader.rf.ReadUnsignedShort() + subTableLocation;
IList <int> markCoverage = openReader.ReadCoverageFormat(markCoverageLocation);
IList <int> ligatureCoverage = openReader.ReadCoverageFormat(ligatureCoverageLocation);
IList <OtfMarkRecord> markRecords = OtfReadCommon.ReadMarkArray(openReader, markArrayLocation);
GposLookupType5.MarkToLigature markToLigature = new GposLookupType5.MarkToLigature();
for (int k = 0; k < markCoverage.Count; ++k)
{
markToLigature.marks[markCoverage[k]] = markRecords[k];
}
IList <IList <GposAnchor[]> > ligatureArray = OtfReadCommon.ReadLigatureArray(openReader, classCount, ligatureArrayLocation
);
for (int k_1 = 0; k_1 < ligatureCoverage.Count; ++k_1)
{
markToLigature.ligatures[ligatureCoverage[k_1]] = ligatureArray[k_1];
}
marksligatures.Add(markToLigature);
}
/// <exception cref="System.IO.IOException"/>
protected internal override void ReadSubTable(int subTableLocation)
{
openReader.rf.Seek(subTableLocation);
openReader.rf.ReadUnsignedShort();
//skip format, always 1
int markCoverageLocation = openReader.rf.ReadUnsignedShort() + subTableLocation;
int baseCoverageLocation = openReader.rf.ReadUnsignedShort() + subTableLocation;
int classCount = openReader.rf.ReadUnsignedShort();
int markArrayLocation = openReader.rf.ReadUnsignedShort() + subTableLocation;
int baseArrayLocation = openReader.rf.ReadUnsignedShort() + subTableLocation;
IList <int> markCoverage = openReader.ReadCoverageFormat(markCoverageLocation);
IList <int> baseCoverage = openReader.ReadCoverageFormat(baseCoverageLocation);
IList <OtfMarkRecord> markRecords = OtfReadCommon.ReadMarkArray(openReader, markArrayLocation);
GposLookupType4.MarkToBase markToBase = new GposLookupType4.MarkToBase();
for (int k = 0; k < markCoverage.Count; ++k)
{
markToBase.marks.Put(markCoverage[k], markRecords[k]);
}
IList <GposAnchor[]> baseArray = OtfReadCommon.ReadBaseArray(openReader, classCount, baseArrayLocation);
for (int k = 0; k < baseCoverage.Count; ++k)
{
markToBase.bases.Put(baseCoverage[k], baseArray[k]);
}
marksbases.Add(markToBase);
}
public virtual void TestReadCoverageFormat2()
{
// Based on Example 6 from the specification
// https://docs.microsoft.com/en-us/typography/opentype/spec/chapter2
// 0002 0001 A04E A057 0000
String path = RESOURCE_FOLDER + "coverage-format-2.bin";
RandomAccessFileOrArray rf = new RandomAccessFileOrArray(new RandomAccessSourceFactory().CreateBestSource(
path));
IList <int> glyphIds = OtfReadCommon.ReadCoverageFormat(rf, 0);
NUnit.Framework.Assert.AreEqual(10, glyphIds.Count);
NUnit.Framework.Assert.AreEqual(0xA04E, (int)glyphIds[0]);
NUnit.Framework.Assert.AreEqual(0xA057, (int)glyphIds[9]);
}
protected internal override void ReadSubTable(int subTableLocation)
{
openReader.rf.Seek(subTableLocation);
openReader.rf.ReadShort();
int coverage = openReader.rf.ReadUnsignedShort();
int valueFormat = openReader.rf.ReadUnsignedShort();
GposValueRecord valueRecord = OtfReadCommon.ReadGposValueRecord(openReader, valueFormat);
IList <int> coverageGlyphIds = openReader.ReadCoverageFormat(subTableLocation + coverage);
foreach (int?glyphId in coverageGlyphIds)
{
valueRecordMap.Put((int)glyphId, valueRecord);
}
}
public virtual void TestReadCoverageFormat1()
{
// Based on Example 5 from the specification
// https://docs.microsoft.com/en-us/typography/opentype/spec/chapter2
// 0001 0005 0038 003B 0041 1042 A04A
String path = RESOURCE_FOLDER + "coverage-format-1.bin";
RandomAccessFileOrArray rf = new RandomAccessFileOrArray(new RandomAccessSourceFactory().CreateBestSource(
path));
IList <int> glyphIds = OtfReadCommon.ReadCoverageFormat(rf, 0);
NUnit.Framework.Assert.AreEqual(5, glyphIds.Count);
NUnit.Framework.Assert.AreEqual(0x38, (int)glyphIds[0]);
NUnit.Framework.Assert.AreEqual(0x3B, (int)glyphIds[1]);
NUnit.Framework.Assert.AreEqual(0x41, (int)glyphIds[2]);
NUnit.Framework.Assert.AreEqual(0x1042, (int)glyphIds[3]);
NUnit.Framework.Assert.AreEqual(0xA04A, (int)glyphIds[4]);
}
/// <exception cref="System.IO.IOException"/>
protected internal virtual SubstLookupRecord[] ReadSubstLookupRecords(int substCount)
{
return(OtfReadCommon.ReadSubstLookupRecords(rf, substCount));
}
/// <exception cref="System.IO.IOException"/>
protected internal IList <int> ReadCoverageFormat(int coverageLocation)
{
return(OtfReadCommon.ReadCoverageFormat(rf, coverageLocation));
}
/// <exception cref="System.IO.IOException"/>
protected internal virtual void ReadCoverages(int[] locations, IList <ICollection <int> > coverage)
{
OtfReadCommon.ReadCoverages(rf, locations, coverage);
}
/// <exception cref="System.IO.IOException"/>
protected internal int[] ReadUShortArray(int size)
{
return(OtfReadCommon.ReadUShortArray(rf, size));
}
/// <exception cref="System.IO.IOException"/>
protected internal int[] ReadUShortArray(int size, int location)
{
return(OtfReadCommon.ReadUShortArray(rf, size, location));
}
