private imageCache getEBDTImageFormat( Table_EBDT tableEDBT , indexSubTable ist, uint nGlyphIndex, uint nStartGlyphIndex )
{
imageCache ic = null;
switch( ist.header.imageFormat )
{
case 1:
{
Table_EBDT.smallGlyphMetrics sgm = tableEDBT.GetSmallMetrics( ist, nGlyphIndex, nStartGlyphIndex );
byte[] bData = tableEDBT.GetImageData( ist, nGlyphIndex, nStartGlyphIndex );
ic = new imageCache1( sgm, bData );
break;
}
case 2:
{
Table_EBDT.smallGlyphMetrics sgm = tableEDBT.GetSmallMetrics( ist, nGlyphIndex, nStartGlyphIndex );
byte[] bData = tableEDBT.GetImageData( ist, nGlyphIndex, nStartGlyphIndex );
ic = new imageCache2( sgm, bData );
break;
}
case 5:
{
byte[] bData = tableEDBT.GetImageData( ist, nGlyphIndex, nStartGlyphIndex );
ic = new imageCache5( bData );
break;
}
case 6:
{
Table_EBDT.bigGlyphMetrics bgm = tableEDBT.GetBigMetrics( ist, nGlyphIndex, nStartGlyphIndex );
byte[] bData = tableEDBT.GetImageData( ist, nGlyphIndex, nStartGlyphIndex );
ic = new imageCache6( bgm, bData );
break;
}
case 7:
{
Table_EBDT.bigGlyphMetrics bgm = tableEDBT.GetBigMetrics( ist, nGlyphIndex, nStartGlyphIndex );
byte[] bData = tableEDBT.GetImageData( ist, nGlyphIndex, nStartGlyphIndex );
ic = new imageCache7( bgm, bData );
break;
}
case 8:
{
Table_EBDT.smallGlyphMetrics sgm = tableEDBT.GetSmallMetrics( ist, nGlyphIndex, nStartGlyphIndex );
ushort nNumComp = tableEDBT.GetNumComponents( ist, nGlyphIndex, nStartGlyphIndex );
ArrayList components = new ArrayList( nNumComp );
for( uint i = 0; i < nNumComp; i++ )
{
components.Add( tableEDBT.GetComponent( ist, nGlyphIndex, nStartGlyphIndex, i ));
}
ic = new imageCache8( sgm, nNumComp, components );
break;
}
case 9:
{
Table_EBDT.bigGlyphMetrics bgm = tableEDBT.GetBigMetrics( ist, nGlyphIndex, nStartGlyphIndex );
ushort nNumComp = tableEDBT.GetNumComponents( ist, nGlyphIndex, nStartGlyphIndex );
ArrayList components = new ArrayList( nNumComp );
for( uint i = 0; i < nNumComp; i++ )
{
components.Add( tableEDBT.GetComponent( ist, nGlyphIndex, nStartGlyphIndex, i ));
}
ic = new imageCache9( bgm, nNumComp, components );
break;
}
default:
Debug.Assert( false, "unsupported image format" );
break;
}
return ic;
}
