// Note that this never considers IsCanonical
public int Compare(object o1, object o2)
{
CharMapping c1 = (CharMapping)o1;
CharMapping c2 = (CharMapping)o2;
return(CompareArray(c1.MapIndex, c2.MapIndex));
}
private void RebaseUCD()
{
mappings.Sort(comparer);
// mappedChars[0] = 0. This assures that value 0 of
// mapIndex means there is no mapping.
int count = 1;
int [] compressedMapping = new int [mappedCharCount];
// Update map index.
int [] newMapIndex = new int [mappings.Count];
for (int mi = 0; mi < mappings.Count; mi++)
{
CharMapping m = (CharMapping)mappings [mi];
if (mi > 0 && 0 == comparer.Compare(
mappings [mi - 1], mappings [mi]))
{
newMapIndex [mi] = newMapIndex [mi - 1];
continue;
}
newMapIndex [mi] = count;
for (int i = m.MapIndex; mappedChars [i] != 0; i++)
{
compressedMapping [count++] = mappedChars [i];
}
compressedMapping [count++] = 0;
}
for (int mi = 0; mi < mappings.Count; mi++)
{
((CharMapping)mappings [mi]).MapIndex = newMapIndex [mi];
}
int [] compressedMapIndex = new int [mapIndex.Length];
foreach (CharMapping m in mappings)
{
if (m.CodePoint <= char.MaxValue)
{
compressedMapIndex [NUtil.MapIdx(m.CodePoint)] = m.MapIndex;
}
}
mappedChars = compressedMapping;
mapIndex = compressedMapIndex;
mappedCharCount = count;
}
public void Read(FileReader reader, FFNT header, List <CMAP> CodeMaps)
{
uint CodeBegin = 0;
uint CodeEnd = 0;
long pos = reader.Position;
reader.ReadSignature(4, "CMAP");
SectionSize = reader.ReadUInt32();
if (header.Platform == FFNT.PlatformType.NX)
{
CodeBegin = reader.ReadUInt32();
CodeEnd = reader.ReadUInt32();
MappingMethod = reader.ReadEnum <Mapping>(true);
Padding = reader.ReadUInt16();
}
else
{
CodeBegin = reader.ReadUInt16();
CodeEnd = reader.ReadUInt16();
MappingMethod = reader.ReadEnum <Mapping>(true);
Padding = reader.ReadUInt16();
}
CharacterCodeBegin = (char)CodeBegin;
CharacterCodeEnd = (char)CodeEnd;
uint NextMapOffset = reader.ReadUInt32();
//Mapping methods from
https: //github.com/IcySon55/Kuriimu/blob/f670c2719affc1eaef8b4c40e40985881247acc7/src/Cetera/Font/BFFNT.cs#L211
switch (MappingMethod)
{
case Mapping.Direct:
var charOffset = reader.ReadUInt16();
for (char i = CharacterCodeBegin; i <= CharacterCodeEnd; i++)
{
int idx = i - CharacterCodeBegin + charOffset;
header.FontSection.CodeMapDictionary[i] = idx < ushort.MaxValue ? idx : 0;
}
MappingData = new CMAPDirect();
((CMAPDirect)MappingData).Offset = charOffset;
break;
case Mapping.Table:
List <short> table = new List <short>();
for (char i = CharacterCodeBegin; i <= CharacterCodeEnd; i++)
{
short idx = reader.ReadInt16();
if (idx != -1)
{
header.FontSection.CodeMapDictionary[i] = idx;
}
table.Add(idx);
}
MappingData = new CMAPIndexTable();
((CMAPIndexTable)MappingData).Table = table.ToArray();
break;
case Mapping.Scan:
var CharEntryCount = reader.ReadUInt16();
if (header.Platform == FFNT.PlatformType.NX)
{
reader.ReadUInt16(); //Padding
}
uint[] codes = new uint[CharEntryCount];
short[] indexes = new short[CharEntryCount];
for (int i = 0; i < CharEntryCount; i++)
{
if (header.Platform == FFNT.PlatformType.NX)
{
uint charCode = reader.ReadUInt32();
short index = reader.ReadInt16();
short padding = reader.ReadInt16();
if (index != -1)
{
header.FontSection.CodeMapDictionary[(char)charCode] = index;
}
codes[i] = charCode;
indexes[i] = index;
}
else
{
ushort charCode = reader.ReadUInt16();
short index = reader.ReadInt16();
if (index != -1)
{
header.FontSection.CodeMapDictionary[(char)charCode] = index;
}
codes[i] = charCode;
indexes[i] = index;
}
}
MappingData = new CMAPScanMapping();
((CMAPScanMapping)MappingData).Codes = codes;
((CMAPScanMapping)MappingData).Indexes = indexes;
break;
}
if (NextMapOffset != 0)
{
reader.SeekBegin(NextMapOffset - 8);
NextCodeMapSection = new CMAP();
NextCodeMapSection.Read(reader, header, CodeMaps);
CodeMaps.Add(NextCodeMapSection);
}
else
{
reader.SeekBegin(pos + SectionSize);
}
}
/// <summary>
/// Find the next character mapping marker in the string (if any).
/// </summary>
private int IndexOfFirstCharMappingMarker(string sText, out CharMapping cmText)
{
int idx = -1;
cmText = null;
foreach (CharMapping cm in m_rgcm)
{
if (cm.BeginMarker.Length == 0)
continue;
int idxT = sText.IndexOf(cm.BeginMarker);
if (idxT != -1)
{
if (idx == -1 || idxT < idx)
{
cmText = cm;
idx = idxT;
}
}
}
return idx;
}
private void ReadCharMapping(XmlNode xn)
{
CharMapping cm = new CharMapping(xn);
m_rgcm.Add(cm);
}
private ListViewItem CreateListItemForCharMapping(CharMapping cm)
{
string sWsName = String.Empty;
string sWs = cm.DestinationWritingSystemId;
if (!string.IsNullOrEmpty(sWs))
{
IWritingSystem ws;
m_cache.ServiceLocator.WritingSystemManager.GetOrSet(sWs, out ws);
Debug.Assert(ws != null);
sWsName = ws.DisplayLabel;
}
string sStyle = cm.DestinationStyle;
if (sStyle == null)
sStyle = String.Empty;
string sBegin = cm.BeginMarker;
if (sBegin == null)
sBegin = String.Empty;
string sEnd = cm.EndMarker;
if (sEnd == null)
sEnd = String.Empty;
return new ListViewItem(new[] { sBegin, sEnd, sWsName, sStyle }) {Tag = cm};
}
private void btnAddCharMapping_Click(object sender, EventArgs e)
{
using (ImportCharMappingDlg dlg = new ImportCharMappingDlg())
{
IApp app = (IApp)m_mediator.PropertyTable.GetValue("App");
dlg.Initialize(m_cache, m_mediator.HelpTopicProvider, app, m_stylesheet, null);
if (dlg.ShowDialog(this) == DialogResult.OK)
{
CharMapping cmNew = new CharMapping();
cmNew.BeginMarker = dlg.BeginMarker;
cmNew.EndMarker = dlg.EndMarker;
cmNew.EndWithWord = dlg.EndWithWord;
cmNew.DestinationWritingSystemId = dlg.WritingSystemId;
cmNew.DestinationStyle = dlg.StyleName;
cmNew.IgnoreMarkerOnImport = dlg.IgnoreOnImport;
m_rgcm.Add(cmNew);
ListViewItem lvi = CreateListItemForCharMapping(cmNew);
m_lvCharMappings.Items.Add(lvi);
m_fDirtySettings = true;
}
}
}
