зеркало из https://github.com/mozilla/gecko-dev.git
Родитель
b1ed844bfe
Коммит
c823b14493
|
@ -36,8 +36,6 @@
|
|||
NS_IMPL_ISUPPORTS(nsBidi, NS_GET_IID(nsIBidi))
|
||||
|
||||
|
||||
static NS_DEFINE_CID(kUnicharBidiUtilCID, NS_UNICHARBIDIUTIL_CID);
|
||||
|
||||
/* Comparing the description of the Bidi algorithm with this implementation
|
||||
is easier with the same names for the Bidi types in the code as there.
|
||||
*/
|
||||
|
@ -481,10 +479,9 @@ void nsBidi::GetDirProps(const PRUnichar *aText)
|
|||
DirProp dirProp;
|
||||
nsCharType dir;
|
||||
|
||||
static nsresult bcRv;
|
||||
NS_WITH_SERVICE(nsIUBidiUtils, BidiUtils, kUnicharBidiUtilCID, &bcRv);
|
||||
nsCOMPtr<nsIUBidiUtils> bidiUtils = do_GetService("@mozilla.org/intl/unicharbidiutil;1");
|
||||
|
||||
if (NS_FAILED(bcRv) || !BidiUtils) {
|
||||
if (!bidiUtils) {
|
||||
/* default to left-to-right*/
|
||||
flags |= DIRPROP_FLAG(L);
|
||||
if(IS_DEFAULT_LEVEL(mParaLevel)) {
|
||||
|
@ -511,12 +508,12 @@ void nsBidi::GetDirProps(const PRUnichar *aText)
|
|||
uchar=aText[i];
|
||||
if(!IS_FIRST_SURROGATE(uchar) || i+1==length || !IS_SECOND_SURROGATE(aText[i+1])) {
|
||||
/* not a surrogate pair */
|
||||
BidiUtils->GetCharType(uchar, &dir);
|
||||
bidiUtils->GetCharType(uchar, &dir);
|
||||
flags|=DIRPROP_FLAG(dirProps[i]=dirProp=dir);
|
||||
} else {
|
||||
/* a surrogate pair */
|
||||
dirProps[i++]=BN; /* first surrogate in the pair gets the BN type */
|
||||
BidiUtils->GetCharType(GET_UTF_32(uchar, aText[i]), &dir);
|
||||
bidiUtils->GetCharType(GET_UTF_32(uchar, aText[i]), &dir);
|
||||
flags|=DIRPROP_FLAG(dirProps[i]=dirProp=dir)|DIRPROP_FLAG(BN);
|
||||
}
|
||||
++i;
|
||||
|
@ -543,12 +540,12 @@ void nsBidi::GetDirProps(const PRUnichar *aText)
|
|||
uchar=aText[i];
|
||||
if(!IS_FIRST_SURROGATE(uchar) || i+1==length || !IS_SECOND_SURROGATE(aText[i+1])) {
|
||||
/* not a surrogate pair */
|
||||
BidiUtils->GetCharType(uchar, &dir);
|
||||
bidiUtils->GetCharType(uchar, &dir);
|
||||
flags|=DIRPROP_FLAG(dirProps[i]=dir);
|
||||
} else {
|
||||
/* a surrogate pair */
|
||||
dirProps[i++]=BN; /* second surrogate in the pair gets the BN type */
|
||||
BidiUtils->GetCharType(GET_UTF_32(uchar, aText[i]), &dir);
|
||||
bidiUtils->GetCharType(GET_UTF_32(uchar, aText[i]), &dir);
|
||||
flags|=DIRPROP_FLAG(dirProps[i]=dir)|DIRPROP_FLAG(BN);
|
||||
}
|
||||
++i;
|
||||
|
@ -2164,8 +2161,7 @@ static PRInt32 doWriteReverse(const PRUnichar *src, PRInt32 srcLength,
|
|||
PRInt32 i, j, destSize;
|
||||
PRUint32 c;
|
||||
|
||||
static nsresult bcRv;
|
||||
NS_WITH_SERVICE(nsIUBidiUtils, BidiUtils, kUnicharBidiUtilCID, &bcRv);
|
||||
nsCOMPtr<nsIUBidiUtils> bidiUtils = do_GetService("@mozilla.org/intl/unicharbidiutil;1");
|
||||
|
||||
/* optimize for several combinations of options */
|
||||
switch(options&(NSBIDI_REMOVE_BIDI_CONTROLS|NSBIDI_DO_MIRRORING|NSBIDI_KEEP_BASE_COMBINING)) {
|
||||
|
@ -2211,7 +2207,7 @@ static PRInt32 doWriteReverse(const PRUnichar *src, PRInt32 srcLength,
|
|||
PRBool isModifier;
|
||||
do {
|
||||
UTF_PREV_CHAR(src, 0, srcLength, c);
|
||||
BidiUtils->IsBidiCategory(c, eBidiCat_NSM, &isModifier);
|
||||
bidiUtils->IsBidiCategory(c, eBidiCat_NSM, &isModifier);
|
||||
} while(srcLength>0 && isModifier);
|
||||
|
||||
/* copy this "user character" */
|
||||
|
@ -2241,7 +2237,7 @@ static PRInt32 doWriteReverse(const PRUnichar *src, PRInt32 srcLength,
|
|||
i=0;
|
||||
do {
|
||||
c=*src++;
|
||||
BidiUtils->IsBidiControl(c, &isBidiControl);
|
||||
bidiUtils->IsBidiControl(c, &isBidiControl);
|
||||
if(!isBidiControl) {
|
||||
++i;
|
||||
}
|
||||
|
@ -2260,15 +2256,15 @@ static PRInt32 doWriteReverse(const PRUnichar *src, PRInt32 srcLength,
|
|||
if(options&NSBIDI_KEEP_BASE_COMBINING) {
|
||||
/* collect modifier letters for this base character */
|
||||
PRBool isModifier;
|
||||
BidiUtils->IsBidiCategory(c, eBidiCat_NSM, &isModifier);
|
||||
bidiUtils->IsBidiCategory(c, eBidiCat_NSM, &isModifier);
|
||||
while(srcLength>0 && isModifier) {
|
||||
UTF_PREV_CHAR(src, 0, srcLength, c);
|
||||
BidiUtils->IsBidiCategory(c, eBidiCat_NSM, &isModifier);
|
||||
bidiUtils->IsBidiCategory(c, eBidiCat_NSM, &isModifier);
|
||||
}
|
||||
}
|
||||
|
||||
PRBool isBidiControl;
|
||||
BidiUtils->IsBidiControl(c, &isBidiControl);
|
||||
bidiUtils->IsBidiControl(c, &isBidiControl);
|
||||
|
||||
if(options&NSBIDI_REMOVE_BIDI_CONTROLS && isBidiControl) {
|
||||
/* do not copy this Bidi control character */
|
||||
|
@ -2279,10 +2275,10 @@ static PRInt32 doWriteReverse(const PRUnichar *src, PRInt32 srcLength,
|
|||
j=srcLength;
|
||||
if(options&NSBIDI_DO_MIRRORING) {
|
||||
/* mirror only the base character */
|
||||
if (NS_FAILED(bcRv) || !BidiUtils)
|
||||
if (!bidiUtils)
|
||||
; /* default to the original form */
|
||||
else
|
||||
BidiUtils->SymmSwap((PRUnichar*)&c);
|
||||
bidiUtils->SymmSwap((PRUnichar*)&c);
|
||||
PRInt32 k=0;
|
||||
UTF_APPEND_CHAR_UNSAFE(dest, k, c);
|
||||
dest+=k;
|
||||
|
|
Загрузка…
Ссылка в новой задаче