public static void Load(FontParser parser,int offset,FontFace font){
// Seek there:
parser.Position=offset;
// Version:
parser.ReadVersion();
// Script list (directed by UI Language setting):
int scriptList=parser.ReadUInt16();
// Feature list:
int featList=parser.ReadUInt16();
// Lookup list:
int lookList=parser.ReadUInt16();
// Goto script list:
int objectOffset=scriptList+offset;
parser.Position=objectOffset;
/*
// How many language scripts?
int scriptCount=parser.ReadUInt16();
for(int i=0;i<scriptCount;i++){
// Read the script code:
string scrName=parser.ReadString(4);
// And it's offset:
int scriptOffset=parser.ReadUInt16()+objectOffset;
int retPosition=parser.Position;
// Seek and load it right away:
parser.Position=scriptOffset;
// What's the default lang?
int defaultLangOffset=parser.ReadUInt16();
// How many languages?
int langCount=parser.ReadUInt16();
for(int l=0;l<langCount;l++){
// Read the lang code:
string langName=parser.ReadString(4);
// And it's offset - points to list of features:
int langOffset=parser.ReadUInt16()+objectOffset;
}
parser.Position=retPosition;
}
*/
// Goto lookup list:
objectOffset=lookList+offset;
// Seek there:
parser.Position=objectOffset;
// Load each one:
int lookCount=parser.ReadUInt16();
// Create:
LigatureLookupTable[] lookupTables=new LigatureLookupTable[lookCount];
for(int i=0;i<lookCount;i++){
// Create the table:
LigatureLookupTable table=new LigatureLookupTable();
// Load it:
int tableOffset=parser.ReadUInt16();
// Cache the position:
int seekPos=parser.Position;
// Head over to the table:
parser.Position=objectOffset+tableOffset;
// Load it now:
table.Load(parser);
// Add to set:
lookupTables[i]=table;
// Restore position:
parser.Position=seekPos;
}
// Goto feature list:
objectOffset=featList+offset;
parser.Position=objectOffset;
// How many features? For now, "liga" is the main feature we're after here.
int featureCount=parser.ReadUInt16();
for(int i=0;i<featureCount;i++){
// Read the feature code:
string feature=parser.ReadString(4);
// Table offset:
int featTable=parser.ReadUInt16();
switch(feature){
case "locl":
case "liga":
AddToFont(feature,parser,featTable+objectOffset,font,lookupTables);
break;
}
}
}
public static void Load(FontParser parser, int offset, FontFace font)
{
// Seek there:
parser.Position = offset;
// Version:
parser.ReadVersion();
// Script list (directed by UI Language setting):
int scriptList = parser.ReadUInt16();
// Feature list:
int featList = parser.ReadUInt16();
// Lookup list:
int lookList = parser.ReadUInt16();
// Goto script list:
int objectOffset = scriptList + offset;
parser.Position = objectOffset;
/*
* // How many language scripts?
* int scriptCount=parser.ReadUInt16();
*
* for(int i=0;i<scriptCount;i++){
*
* // Read the script code:
* string scrName=parser.ReadString(4);
*
* // And it's offset:
* int scriptOffset=parser.ReadUInt16()+objectOffset;
*
* int retPosition=parser.Position;
*
* // Seek and load it right away:
* parser.Position=scriptOffset;
*
* // What's the default lang?
* int defaultLangOffset=parser.ReadUInt16();
*
* // How many languages?
* int langCount=parser.ReadUInt16();
*
* for(int l=0;l<langCount;l++){
*
* // Read the lang code:
* string langName=parser.ReadString(4);
*
* // And it's offset - points to list of features:
* int langOffset=parser.ReadUInt16()+objectOffset;
*
* }
*
* parser.Position=retPosition;
*
* }
*/
// Goto lookup list:
objectOffset = lookList + offset;
// Seek there:
parser.Position = objectOffset;
// Load each one:
int lookCount = parser.ReadUInt16();
// Create:
LigatureLookupTable[] lookupTables = new LigatureLookupTable[lookCount];
for (int i = 0; i < lookCount; i++)
{
// Create the table:
LigatureLookupTable table = new LigatureLookupTable();
// Load it:
int tableOffset = parser.ReadUInt16();
// Cache the position:
int seekPos = parser.Position;
// Head over to the table:
parser.Position = objectOffset + tableOffset;
// Load it now:
table.Load(parser);
// Add to set:
lookupTables[i] = table;
// Restore position:
parser.Position = seekPos;
}
// Goto feature list:
objectOffset = featList + offset;
parser.Position = objectOffset;
// How many features? For now, "liga" is the main feature we're after here.
int featureCount = parser.ReadUInt16();
for (int i = 0; i < featureCount; i++)
{
// Read the feature code:
string feature = parser.ReadString(4);
// Table offset:
int featTable = parser.ReadUInt16();
switch (feature)
{
case "locl":
case "liga":
AddToFont(feature, parser, featTable + objectOffset, font, lookupTables);
break;
}
}
}
/// <summary>Adds a ligature table to the font.</summary>
public static void AddToFont(string name,FontParser parser,int tableOffset,FontFace font,LigatureLookupTable[] tables){
int position=parser.Position;
// Skip params (+2):
parser.Position=tableOffset+2;
// Index count:
int count=parser.ReadUInt16();
// For each one..
for(int i=0;i<count;i++){
// Grab the index:
//int index=parser.ReadUInt16();
// Grab the table:
//LigatureLookupTable table=tables[index];
}
parser.Position=position;
}
