SwfTagBase ISwfTagVisitor <ISwfStreamReader, SwfTagBase> .Visit(DefineFont3Tag tag, ISwfStreamReader reader)
{
tag.FontID = reader.ReadUInt16();
tag.HasLayout = reader.ReadBit();
tag.ShiftJIS = reader.ReadBit();
tag.SmallText = reader.ReadBit();
tag.ANSI = reader.ReadBit();
tag.WideOffsets = reader.ReadBit();
tag.WideCodes = reader.ReadBit();
tag.Italic = reader.ReadBit();
tag.Bold = reader.ReadBit();
tag.Language = reader.ReadByte();
int nameLength = reader.ReadByte();
tag.FontName = Encoding.UTF8.GetString(reader.ReadBytes(nameLength));
if (reader.BytesLeft == 0)
{
return(tag);
}
int glyphsCount = reader.ReadUInt16();
if (glyphsCount < 1)
{
return(tag);
}
var offsetTable = new uint[glyphsCount];
for (var i = 0; i < glyphsCount; i++)
{
offsetTable[i] = tag.WideOffsets ? reader.ReadUInt32() : reader.ReadUInt16();
}
uint codeTableOffset = tag.WideOffsets ? reader.ReadUInt32() : reader.ReadUInt16();
for (var i = 0; i < glyphsCount; i++)
{
var glyph = new Glyph();
reader.ReadToShapeRecordsRGB(glyph.Records);
tag.Glyphs.Add(glyph);
reader.AlignToByte();
}
for (var i = 0; i < glyphsCount; i++)
{
var glyph = tag.Glyphs[i];
glyph.Code = tag.WideCodes ? reader.ReadUInt16() : reader.ReadByte();
}
if (tag.HasLayout)
{
tag.Ascent = reader.ReadSInt16();
tag.Descent = reader.ReadSInt16();
tag.Leading = reader.ReadSInt16();
for (var i = 0; i < glyphsCount; i++)
{
var glyph = tag.Glyphs[i];
glyph.Advance = reader.ReadSInt16();
}
for (var i = 0; i < glyphsCount; i++)
{
var glyph = tag.Glyphs[i];
glyph.Bounds = reader.ReadRect();
}
var kerningCounts = reader.ReadUInt16();
for (var i = 0; i < kerningCounts; i++)
{
tag.KerningRecords.Add(reader.ReadKerningRecord(tag.WideCodes));
}
}
return(tag);
}
SwfTagData ISwfTagVisitor <ISwfStreamWriter, SwfTagData> .Visit(DefineFont3Tag tag, ISwfStreamWriter writer)
{
writer.WriteUInt16(tag.FontID);
writer.WriteBit(tag.HasLayout);
writer.WriteBit(tag.ShiftJIS);
writer.WriteBit(tag.SmallText);
writer.WriteBit(tag.ANSI);
writer.WriteBit(tag.WideOffsets);
writer.WriteBit(tag.WideCodes);
writer.WriteBit(tag.Italic);
writer.WriteBit(tag.Bold);
writer.WriteByte(tag.Language);
var name = Encoding.UTF8.GetBytes(tag.FontName);
writer.WriteByte((byte)name.Length);
writer.WriteBytes(name);
writer.WriteUInt16((ushort)tag.Glyphs.Count);
var offsets = new List <uint>();
var shapesData = SerializeGlyphsData(tag.Glyphs, offsets);
var offsetBytes = (uint)(tag.WideOffsets ? 4 : 2);
var offsetTableSize = offsetBytes * tag.Glyphs.Count;
var firstShapeOffset = offsetTableSize + offsetBytes;
WriteOffsets(writer, offsets, (uint)firstShapeOffset, tag.WideOffsets);
var codeTableOffset = firstShapeOffset + (uint)shapesData.Length;
if (tag.WideOffsets)
{
writer.WriteUInt32((uint)codeTableOffset);
}
else
{
writer.WriteUInt16((ushort)codeTableOffset);
}
writer.WriteBytes(shapesData);
foreach (var glyph in tag.Glyphs)
{
if (tag.WideCodes)
{
writer.WriteUInt16(glyph.Code);
}
else
{
writer.WriteByte((byte)glyph.Code);
}
}
if (tag.HasLayout)
{
writer.WriteSInt16(tag.Ascent);
writer.WriteSInt16(tag.Descent);
writer.WriteSInt16(tag.Leading);
foreach (var glyph in tag.Glyphs)
{
writer.WriteSInt16(glyph.Advance);
}
foreach (var glyph in tag.Glyphs)
{
writer.WriteRect(glyph.Bounds);
}
writer.WriteUInt16((ushort)tag.KerningRecords.Count);
foreach (var kerningRecord in tag.KerningRecords)
{
writer.WriteKerningRecord(kerningRecord, tag.WideCodes);
}
}
return(null);
}
ITagFormatter ISwfTagVisitor <object, ITagFormatter> .Visit(DefineFont3Tag tag, object arg)
{
return(new DefineFont3TagFormatter());
}
