public static bool DoesSupportUnicode(
this PreviewFontInfo previewFontInfo,
UnicodeLangBits unicodeLangBits)
{
long bits = (long)unicodeLangBits;
int bitpos = (int)(bits >> 32);
if (bitpos == 0)
{
return(true); //default
}
else if (bitpos < 32)
{
//use range 1
return((previewFontInfo.UnicodeRange1 & (1 << bitpos)) != 0);
}
else if (bitpos < 64)
{
return((previewFontInfo.UnicodeRange2 & (1 << (bitpos - 32))) != 0);
}
else if (bitpos < 96)
{
return((previewFontInfo.UnicodeRange3 & (1 << (bitpos - 64))) != 0);
}
else if (bitpos < 128)
{
return((previewFontInfo.UnicodeRange4 & (1 << (bitpos - 96))) != 0);
}
else
{
throw new System.NotSupportedException();
}
}
internal static bool DoesSupportUnicode(Languages langs, UnicodeLangBits unicodeLangBits)
{
long bits = (long)unicodeLangBits;
int bitpos = (int)(bits >> 32);
if (bitpos < 32)
{
//use range 1
return((langs.UnicodeRange1 & (1 << bitpos)) != 0);
}
else if (bitpos < 64)
{
return((langs.UnicodeRange2 & (1 << (bitpos - 32))) != 0);
}
else if (bitpos < 96)
{
return((langs.UnicodeRange3 & (1 << (bitpos - 64))) != 0);
}
else if (bitpos < 128)
{
return((langs.UnicodeRange4 & (1 << (bitpos - 96))) != 0);
}
else
{
throw new System.NotSupportedException();
}
}
public static UnicodeRangeInfo ToUnicodeRangeInfo(this UnicodeLangBits unicodeLangBits)
{
long bits = (long)unicodeLangBits;
int bitpos = (int)(bits >> 32);
int lower32 = (int)(bits & 0xFFFFFFFF);
return(new UnicodeRangeInfo(bitpos,
lower32 >> 16,
lower32 & 0xFFFF));
}
public static bool DoesSupportUnicode(
this Typeface typeface,
UnicodeLangBits unicodeLangBits)
{
if (typeface.OS2Table == null)
{
return(false);
}
//-----------------------------
long bits = (long)unicodeLangBits;
int bitpos = (int)(bits >> 32);
if (bitpos == 0)
{
return(true); //default
}
else if (bitpos < 32)
{
//use range 1
return((typeface.OS2Table.ulUnicodeRange1 & (1 << bitpos)) != 0);
}
else if (bitpos < 64)
{
return((typeface.OS2Table.ulUnicodeRange2 & (1 << (bitpos - 32))) != 0);
}
else if (bitpos < 96)
{
return((typeface.OS2Table.ulUnicodeRange3 & (1 << (bitpos - 64))) != 0);
}
else if (bitpos < 128)
{
return((typeface.OS2Table.ulUnicodeRange4 & (1 << (bitpos - 96))) != 0);
}
else
{
throw new System.NotSupportedException();
}
}
public UnicodeRangeMapWithScriptLang(UnicodeLangBits unicodeRangeBits, ScriptLang scLang)
{
this.scLang = scLang;
this.unicodeRangeBits = unicodeRangeBits;
}
public static bool DoseSupportUnicode(
this Typeface typeface,
UnicodeLangBits unicodeLangBits)
{
if (typeface.OS2Table == null)
{
return false;
}
//-----------------------------
long bits = (long)unicodeLangBits;
int bitpos = (int)(bits >> 32);
if (bitpos == 0)
{
return true; //default
}
else if (bitpos < 32)
{
//use range 1
return (typeface.OS2Table.ulUnicodeRange1 & (1 << bitpos)) != 0;
}
else if (bitpos < 64)
{
return (typeface.OS2Table.ulUnicodeRange2 & (1 << (bitpos - 32))) != 0;
}
else if (bitpos < 96)
{
return (typeface.OS2Table.ulUnicodeRange3 & (1 << (bitpos - 64))) != 0;
}
else if (bitpos < 128)
{
return (typeface.OS2Table.ulUnicodeRange4 & (1 << (bitpos - 96))) != 0;
}
else
{
throw new System.NotSupportedException();
}
}
public void SetInfo(Typography.OpenFont.ScriptLang scriptLang, UnicodeLangBits langBits)
{
_scriptLang = scriptLang;
_langBits = langBits;
this.label1.Text = _scriptLang.fullname + "," + _scriptLang.shortname + "," + langBits.ToString();
}
public static bool DoesSupportUnicode(
this Typeface typeface,
UnicodeLangBits unicodeLangBits)
{
return(DoesSupportUnicode(typeface.Languages, unicodeLangBits));
}
public static bool DoesSupportUnicode(
this PreviewFontInfo previewFontInfo,
UnicodeLangBits unicodeLangBits)
{
return(DoesSupportUnicode(previewFontInfo.Languages, unicodeLangBits));
}
