public bool TryGetValue(int key, out ushort value)
{
ushort localValue;
unsafe
{
uint uKey = checked ((uint)key);
uint *pKey = &uKey;
MS.Internal.Text.TextInterface.FontFace fontFace = _font.GetFontFace();
try
{
fontFace.GetArrayOfGlyphIndices(pKey, 1, &localValue);
}
finally
{
fontFace.Release();
}
value = localValue;
}
// if a glyph is not present, index 0 is returned
return(value != 0);
}
internal unsafe void TryGetValues(uint *pKeys, uint characterCount, ushort *pIndices)
{
MS.Internal.Text.TextInterface.FontFace fontFace = _font.GetFontFace();
try
{
fontFace.GetArrayOfGlyphIndices(pKeys, characterCount, pIndices);
}
finally
{
fontFace.Release();
}
}
private byte[] GetFontTable(Text.TextInterface.OpenTypeTableTag openTypeTableTag)
{
byte[] table;
MS.Internal.Text.TextInterface.FontFace fontFace = _font.GetFontFace();
try
{
if (!fontFace.TryGetFontTable(openTypeTableTag, out table))
{
table = null;
}
}
finally
{
fontFace.Release();
}
return(table);
}
private void ComputeFontTechnology()
{
MS.Internal.Text.TextInterface.FontFace fontFace = _font.GetFontFace();
try
{
if (fontFace.Type == Text.TextInterface.FontFaceType.TrueTypeCollection)
{
_fontTechnology = FontTechnology.TrueTypeCollection;
}
else if (fontFace.Type == Text.TextInterface.FontFaceType.CFF)
{
_fontTechnology = FontTechnology.PostscriptOpenType;
}
else
{
_fontTechnology = FontTechnology.TrueType;
}
}
finally
{
fontFace.Release();
}
}
