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do bit compar before do string compare to imporve performance

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This commit is contained in:
ftang%netscape.com 1999-06-08 21:12:20 +00:00
parent 9026117f7c
commit 3a0135d848
1 changed files with 38 additions and 34 deletions
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72
gfx/src/mac/nsUnicodeFontMappingMac.cpp
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@ -134,20 +134,23 @@ void nsUnicodeFontMappingMac::InitByFontFamily(nsFont* aFont, nsIDeviceContext *
void nsUnicodeFontMappingMac::processOneLangRegion(const char* aLanguage, const char* aRegion )
{
if(! nsCRT::strcmp(aLanguage,"zh")) {
if((! nsCRT::strcmp(aRegion,"TW")) || (! nsCRT::strcmp(aRegion,"HK"))) {
if(gUtil->ScriptEnabled(smTradChinese))
FillVarBlockToScript(smTradChinese, mPrivBlockToScript);
} else {
if(gUtil->ScriptEnabled(smSimpChinese))
FillVarBlockToScript(smSimpChinese, mPrivBlockToScript);
}
} else if(! nsCRT::strcmp(aLanguage,"ko")) {
if(gUtil->ScriptEnabled(smKorean))
FillVarBlockToScript(smKorean, mPrivBlockToScript);
} else if(! nsCRT::strcmp(aLanguage,"ja")) {
if(gUtil->ScriptEnabled(smJapanese))
FillVarBlockToScript(smJapanese, mPrivBlockToScript);
if(gUtil->ScriptEnabled(smTradChinese) &&
((! nsCRT::strcmp(aLanguage,"zh")) &&
((! nsCRT::strcmp(aRegion,"TW")) || (! nsCRT::strcmp(aRegion,"HK")))))
{
FillVarBlockToScript(smTradChinese, mPrivBlockToScript);
}
else if(gUtil->ScriptEnabled(smSimpChinese) && (! nsCRT::strcmp(aLanguage,"zh")))
{
FillVarBlockToScript(smSimpChinese, mPrivBlockToScript);
}
else if(gUtil->ScriptEnabled(smKorean) && (! nsCRT::strcmp(aLanguage,"ko")))
{
FillVarBlockToScript(smKorean, mPrivBlockToScript);
}
else if(gUtil->ScriptEnabled(smJapanese) && (! nsCRT::strcmp(aLanguage,"ja")))
{
FillVarBlockToScript(smJapanese, mPrivBlockToScript);
}
}
//--------------------------------------------------------------------------
@ -207,8 +210,7 @@ void nsUnicodeFontMappingMac::InitByLANG(const nsString& aLANG)
case 2:
if(kComma == *p) {
processOneLangRegion(language, region);
language[0]= language[1] = region[0]= region[1] = ' ';
state = 0;
return;
} else if(kUnderline == *p) {
state = 3;
} else {
@ -227,8 +229,7 @@ void nsUnicodeFontMappingMac::InitByLANG(const nsString& aLANG)
case 5:
if(kComma == *p) {
processOneLangRegion(language, region);
language[0]= language[1] = region[0]= region[1] = ' ';
state = 0;
return;
} else {
state = -1;
}
@ -245,28 +246,31 @@ void nsUnicodeFontMappingMac::InitByDocumentCharset(const nsString& aDocumentCha
// do not countinue if there are no difference to look at the document Charset
if( ScriptMapInitComplete() )
return;
if (aDocumentCharset.EqualsIgnoreCase("GB2312") ||
if(gUtil->ScriptEnabled(smRoman) && aDocumentCharset.EqualsIgnoreCase("ISO-8859-1"))
{
FillVarBlockToScript(smRoman, mPrivBlockToScript);
} else if(gUtil->ScriptEnabled(smSimpChinese) &&
(aDocumentCharset.EqualsIgnoreCase("GB2312") ||
aDocumentCharset.EqualsIgnoreCase("ISO-2022-CN") ||
aDocumentCharset.EqualsIgnoreCase("ZH") )
aDocumentCharset.EqualsIgnoreCase("ZH") ))
{
if(gUtil->ScriptEnabled(smSimpChinese))
FillVarBlockToScript(smSimpChinese, mPrivBlockToScript);
} else if( aDocumentCharset.EqualsIgnoreCase("EUC-KR") ||
aDocumentCharset.EqualsIgnoreCase("ISO-2022-KR") )
FillVarBlockToScript(smSimpChinese, mPrivBlockToScript);
} else if(gUtil->ScriptEnabled(smKorean) &&
( aDocumentCharset.EqualsIgnoreCase("EUC-KR") ||
aDocumentCharset.EqualsIgnoreCase("ISO-2022-KR") ))
{
if(gUtil->ScriptEnabled(smKorean))
FillVarBlockToScript(smKorean, mPrivBlockToScript);
} else if( aDocumentCharset.EqualsIgnoreCase("Big5") ||
aDocumentCharset.EqualsIgnoreCase("x-euc-tw") )
FillVarBlockToScript(smKorean, mPrivBlockToScript);
} else if(gUtil->ScriptEnabled(smTradChinese) &&
( aDocumentCharset.EqualsIgnoreCase("Big5") ||
aDocumentCharset.EqualsIgnoreCase("x-euc-tw") ))
{
if(gUtil->ScriptEnabled(smTradChinese))
FillVarBlockToScript(smTradChinese, mPrivBlockToScript);
} else if( aDocumentCharset.EqualsIgnoreCase("Shift_JIS") ||
FillVarBlockToScript(smTradChinese, mPrivBlockToScript);
} else if(gUtil->ScriptEnabled(smJapanese) &&
( aDocumentCharset.EqualsIgnoreCase("Shift_JIS") ||
aDocumentCharset.EqualsIgnoreCase("EUC-JP") ||
aDocumentCharset.EqualsIgnoreCase("ISO-2022-JP") )
aDocumentCharset.EqualsIgnoreCase("ISO-2022-JP") ))
{
if(gUtil->ScriptEnabled(smJapanese))
FillVarBlockToScript(smJapanese, mPrivBlockToScript);
FillVarBlockToScript(smJapanese, mPrivBlockToScript);
}
}
//--------------------------------------------------------------------------