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-rw-r--r--core/fxcrt/fx_arabic.cpp461
1 files changed, 119 insertions, 342 deletions
diff --git a/core/fxcrt/fx_arabic.cpp b/core/fxcrt/fx_arabic.cpp
index cf0056ede2..434c203120 100644
--- a/core/fxcrt/fx_arabic.cpp
+++ b/core/fxcrt/fx_arabic.cpp
@@ -114,6 +114,122 @@ const FX_ARASHADDA gs_FX_ShaddaTable[] = {
{0x064F, 0xFC61}, {0x0650, 0xFC62},
};
+const int32_t gc_FX_BidiNTypes[] = {
+ FX_BIDICLASS_N, FX_BIDICLASS_L, FX_BIDICLASS_R, FX_BIDICLASS_AN,
+ FX_BIDICLASS_EN, FX_BIDICLASS_AL, FX_BIDICLASS_NSM, FX_BIDICLASS_CS,
+ FX_BIDICLASS_ES, FX_BIDICLASS_ET, FX_BIDICLASS_BN, FX_BIDICLASS_BN,
+ FX_BIDICLASS_N, FX_BIDICLASS_B, FX_BIDICLASS_RLO, FX_BIDICLASS_RLE,
+ FX_BIDICLASS_LRO, FX_BIDICLASS_LRE, FX_BIDICLASS_PDF, FX_BIDICLASS_ON,
+};
+
+const int32_t gc_FX_BidiWeakStates[][10] = {
+ {FX_BWSao, FX_BWSxl, FX_BWSxr, FX_BWScn, FX_BWScn, FX_BWSxa, FX_BWSxa,
+ FX_BWSao, FX_BWSao, FX_BWSao},
+ {FX_BWSro, FX_BWSxl, FX_BWSxr, FX_BWSra, FX_BWSre, FX_BWSxa, FX_BWSxr,
+ FX_BWSro, FX_BWSro, FX_BWSrt},
+ {FX_BWSlo, FX_BWSxl, FX_BWSxr, FX_BWSla, FX_BWSle, FX_BWSxa, FX_BWSxl,
+ FX_BWSlo, FX_BWSlo, FX_BWSlt},
+ {FX_BWSao, FX_BWSxl, FX_BWSxr, FX_BWScn, FX_BWScn, FX_BWSxa, FX_BWSao,
+ FX_BWSao, FX_BWSao, FX_BWSao},
+ {FX_BWSro, FX_BWSxl, FX_BWSxr, FX_BWSra, FX_BWSre, FX_BWSxa, FX_BWSro,
+ FX_BWSro, FX_BWSro, FX_BWSrt},
+ {FX_BWSlo, FX_BWSxl, FX_BWSxr, FX_BWSla, FX_BWSle, FX_BWSxa, FX_BWSlo,
+ FX_BWSlo, FX_BWSlo, FX_BWSlt},
+ {FX_BWSro, FX_BWSxl, FX_BWSxr, FX_BWSra, FX_BWSre, FX_BWSxa, FX_BWSrt,
+ FX_BWSro, FX_BWSro, FX_BWSrt},
+ {FX_BWSlo, FX_BWSxl, FX_BWSxr, FX_BWSla, FX_BWSle, FX_BWSxa, FX_BWSlt,
+ FX_BWSlo, FX_BWSlo, FX_BWSlt},
+ {FX_BWSao, FX_BWSxl, FX_BWSxr, FX_BWScn, FX_BWScn, FX_BWSxa, FX_BWScn,
+ FX_BWSac, FX_BWSao, FX_BWSao},
+ {FX_BWSro, FX_BWSxl, FX_BWSxr, FX_BWSra, FX_BWSre, FX_BWSxa, FX_BWSra,
+ FX_BWSrc, FX_BWSro, FX_BWSrt},
+ {FX_BWSro, FX_BWSxl, FX_BWSxr, FX_BWSra, FX_BWSre, FX_BWSxa, FX_BWSre,
+ FX_BWSrs, FX_BWSrs, FX_BWSret},
+ {FX_BWSlo, FX_BWSxl, FX_BWSxr, FX_BWSla, FX_BWSle, FX_BWSxa, FX_BWSla,
+ FX_BWSlc, FX_BWSlo, FX_BWSlt},
+ {FX_BWSlo, FX_BWSxl, FX_BWSxr, FX_BWSla, FX_BWSle, FX_BWSxa, FX_BWSle,
+ FX_BWSls, FX_BWSls, FX_BWSlet},
+ {FX_BWSao, FX_BWSxl, FX_BWSxr, FX_BWScn, FX_BWScn, FX_BWSxa, FX_BWSao,
+ FX_BWSao, FX_BWSao, FX_BWSao},
+ {FX_BWSro, FX_BWSxl, FX_BWSxr, FX_BWSra, FX_BWSre, FX_BWSxa, FX_BWSro,
+ FX_BWSro, FX_BWSro, FX_BWSrt},
+ {FX_BWSro, FX_BWSxl, FX_BWSxr, FX_BWSra, FX_BWSre, FX_BWSxa, FX_BWSro,
+ FX_BWSro, FX_BWSro, FX_BWSrt},
+ {FX_BWSlo, FX_BWSxl, FX_BWSxr, FX_BWSla, FX_BWSle, FX_BWSxa, FX_BWSlo,
+ FX_BWSlo, FX_BWSlo, FX_BWSlt},
+ {FX_BWSlo, FX_BWSxl, FX_BWSxr, FX_BWSla, FX_BWSle, FX_BWSxa, FX_BWSlo,
+ FX_BWSlo, FX_BWSlo, FX_BWSlt},
+ {FX_BWSro, FX_BWSxl, FX_BWSxr, FX_BWSra, FX_BWSre, FX_BWSxa, FX_BWSret,
+ FX_BWSro, FX_BWSro, FX_BWSret},
+ {FX_BWSlo, FX_BWSxl, FX_BWSxr, FX_BWSla, FX_BWSle, FX_BWSxa, FX_BWSlet,
+ FX_BWSlo, FX_BWSlo, FX_BWSlet},
+};
+
+const int32_t gc_FX_BidiWeakActions[][10] = {
+ {FX_BWAxxx, FX_BWAxxx, FX_BWAxxx, FX_BWAxxx, FX_BWAxxA, FX_BWAxxR,
+ FX_BWAxxR, FX_BWAxxN, FX_BWAxxN, FX_BWAxxN},
+ {FX_BWAxxx, FX_BWAxxx, FX_BWAxxx, FX_BWAxxx, FX_BWAxxE, FX_BWAxxR,
+ FX_BWAxxR, FX_BWAxxN, FX_BWAxxN, FX_BWAxIx},
+ {FX_BWAxxx, FX_BWAxxx, FX_BWAxxx, FX_BWAxxx, FX_BWAxxL, FX_BWAxxR,
+ FX_BWAxxL, FX_BWAxxN, FX_BWAxxN, FX_BWAxIx},
+ {FX_BWAxxx, FX_BWAxxx, FX_BWAxxx, FX_BWAxxx, FX_BWAxxA, FX_BWAxxR,
+ FX_BWAxxN, FX_BWAxxN, FX_BWAxxN, FX_BWAxxN},
+ {FX_BWAxxx, FX_BWAxxx, FX_BWAxxx, FX_BWAxxx, FX_BWAxxE, FX_BWAxxR,
+ FX_BWAxxN, FX_BWAxxN, FX_BWAxxN, FX_BWAxIx},
+ {FX_BWAxxx, FX_BWAxxx, FX_BWAxxx, FX_BWAxxx, FX_BWAxxL, FX_BWAxxR,
+ FX_BWAxxN, FX_BWAxxN, FX_BWAxxN, FX_BWAxIx},
+ {FX_BWANxx, FX_BWANxx, FX_BWANxx, FX_BWANxx, FX_BWAExE, FX_BWANxR,
+ FX_BWAxIx, FX_BWANxN, FX_BWANxN, FX_BWAxIx},
+ {FX_BWANxx, FX_BWANxx, FX_BWANxx, FX_BWANxx, FX_BWALxL, FX_BWANxR,
+ FX_BWAxIx, FX_BWANxN, FX_BWANxN, FX_BWAxIx},
+ {FX_BWAxxx, FX_BWAxxx, FX_BWAxxx, FX_BWAxxx, FX_BWAxxA, FX_BWAxxR,
+ FX_BWAxxA, FX_BWAxIx, FX_BWAxxN, FX_BWAxxN},
+ {FX_BWAxxx, FX_BWAxxx, FX_BWAxxx, FX_BWAxxx, FX_BWAxxE, FX_BWAxxR,
+ FX_BWAxxA, FX_BWAxIx, FX_BWAxxN, FX_BWAxIx},
+ {FX_BWAxxx, FX_BWAxxx, FX_BWAxxx, FX_BWAxxx, FX_BWAxxE, FX_BWAxxR,
+ FX_BWAxxE, FX_BWAxIx, FX_BWAxIx, FX_BWAxxE},
+ {FX_BWAxxx, FX_BWAxxx, FX_BWAxxx, FX_BWAxxx, FX_BWAxxL, FX_BWAxxR,
+ FX_BWAxxA, FX_BWAxIx, FX_BWAxxN, FX_BWAxIx},
+ {FX_BWAxxx, FX_BWAxxx, FX_BWAxxx, FX_BWAxxx, FX_BWAxxL, FX_BWAxxR,
+ FX_BWAxxL, FX_BWAxIx, FX_BWAxIx, FX_BWAxxL},
+ {FX_BWANxx, FX_BWANxx, FX_BWANxx, FX_BWAAxx, FX_BWAAxA, FX_BWANxR,
+ FX_BWANxN, FX_BWANxN, FX_BWANxN, FX_BWANxN},
+ {FX_BWANxx, FX_BWANxx, FX_BWANxx, FX_BWAAxx, FX_BWANxE, FX_BWANxR,
+ FX_BWANxN, FX_BWANxN, FX_BWANxN, FX_BWANIx},
+ {FX_BWANxx, FX_BWANxx, FX_BWANxx, FX_BWANxx, FX_BWAExE, FX_BWANxR,
+ FX_BWANxN, FX_BWANxN, FX_BWANxN, FX_BWANIx},
+ {FX_BWANxx, FX_BWANxx, FX_BWANxx, FX_BWAAxx, FX_BWANxL, FX_BWANxR,
+ FX_BWANxN, FX_BWANxN, FX_BWANxN, FX_BWANIx},
+ {FX_BWANxx, FX_BWANxx, FX_BWANxx, FX_BWANxx, FX_BWALxL, FX_BWANxR,
+ FX_BWANxN, FX_BWANxN, FX_BWANxN, FX_BWANIx},
+ {FX_BWAxxx, FX_BWAxxx, FX_BWAxxx, FX_BWAxxx, FX_BWAxxE, FX_BWAxxR,
+ FX_BWAxxE, FX_BWAxxN, FX_BWAxxN, FX_BWAxxE},
+ {FX_BWAxxx, FX_BWAxxx, FX_BWAxxx, FX_BWAxxx, FX_BWAxxL, FX_BWAxxR,
+ FX_BWAxxL, FX_BWAxxN, FX_BWAxxN, FX_BWAxxL},
+};
+
+const int32_t gc_FX_BidiNeutralStates[][5] = {
+ {FX_BNSrn, FX_BNSl, FX_BNSr, FX_BNSr, FX_BNSr},
+ {FX_BNSln, FX_BNSl, FX_BNSr, FX_BNSa, FX_BNSl},
+ {FX_BNSrn, FX_BNSl, FX_BNSr, FX_BNSr, FX_BNSr},
+ {FX_BNSln, FX_BNSl, FX_BNSr, FX_BNSa, FX_BNSl},
+ {FX_BNSna, FX_BNSl, FX_BNSr, FX_BNSa, FX_BNSl},
+ {FX_BNSna, FX_BNSl, FX_BNSr, FX_BNSa, FX_BNSl},
+};
+const int32_t gc_FX_BidiNeutralActions[][5] = {
+ {FX_BNAIn, 0, 0, 0, 0},
+ {FX_BNAIn, 0, 0, 0, FX_BIDICLASS_L},
+ {FX_BNAIn, FX_BNAEn, FX_BNARn, FX_BNARn, FX_BNARn},
+ {FX_BNAIn, FX_BNALn, FX_BNAEn, FX_BNAEn, FX_BNALnL},
+ {FX_BNAIn, 0, 0, 0, FX_BIDICLASS_L},
+ {FX_BNAIn, FX_BNAEn, FX_BNARn, FX_BNARn, FX_BNAEn},
+};
+
+const int32_t gc_FX_BidiAddLevel[][4] = {
+ {0, 1, 2, 2},
+ {1, 0, 1, 1},
+};
+
const FX_ARBFORMTABLE* ParseChar(const CFX_Char* pTC,
FX_WCHAR& wChar,
FX_CHARTYPE& eType) {
@@ -236,217 +352,8 @@ void FX_BidiReverseString(CFX_WideString& wsText,
*pEnd-- = wch;
}
}
-void FX_BidiSetDeferredRun(CFX_Int32Array& values,
- int32_t iStart,
- int32_t iCount,
- int32_t iValue) {
- ASSERT(iStart > -1 && iStart <= values.GetSize());
- ASSERT(iStart - iCount > -1);
- for (int32_t i = iStart - 1; i >= iStart - iCount; i--) {
- values.SetAt(i, iValue);
- }
-}
-const int32_t gc_FX_BidiNTypes[] = {
- FX_BIDICLASS_N, FX_BIDICLASS_L, FX_BIDICLASS_R, FX_BIDICLASS_AN,
- FX_BIDICLASS_EN, FX_BIDICLASS_AL, FX_BIDICLASS_NSM, FX_BIDICLASS_CS,
- FX_BIDICLASS_ES, FX_BIDICLASS_ET, FX_BIDICLASS_BN, FX_BIDICLASS_BN,
- FX_BIDICLASS_N, FX_BIDICLASS_B, FX_BIDICLASS_RLO, FX_BIDICLASS_RLE,
- FX_BIDICLASS_LRO, FX_BIDICLASS_LRE, FX_BIDICLASS_PDF, FX_BIDICLASS_ON,
-};
-void FX_BidiClassify(const CFX_WideString& wsText,
- CFX_Int32Array& classes,
- FX_BOOL bWS) {
- ASSERT(wsText.GetLength() == classes.GetSize());
- int32_t iCount = wsText.GetLength();
- const FX_WCHAR* pwsStart = wsText.c_str();
- FX_WCHAR wch;
- int32_t iCls;
- if (bWS) {
- for (int32_t i = 0; i < iCount; i++) {
- wch = *pwsStart++;
- iCls =
- ((kTextLayoutCodeProperties[(uint16_t)wch] & FX_BIDICLASSBITSMASK) >>
- FX_BIDICLASSBITS);
- classes.SetAt(i, iCls);
- }
- } else {
- for (int32_t i = 0; i < iCount; i++) {
- wch = *pwsStart++;
- iCls =
- ((kTextLayoutCodeProperties[(uint16_t)wch] & FX_BIDICLASSBITSMASK) >>
- FX_BIDICLASSBITS);
- classes.SetAt(i, gc_FX_BidiNTypes[iCls]);
- }
- }
-}
-int32_t FX_BidiResolveExplicit(int32_t iBaseLevel,
- int32_t iDirection,
- CFX_Int32Array& classes,
- CFX_Int32Array& levels,
- int32_t iStart,
- int32_t iCount,
- int32_t iNest) {
- ASSERT(iBaseLevel >= 0 && iBaseLevel <= FX_BIDIMAXLEVEL && iNest >= 0);
- ASSERT(classes.GetSize() == levels.GetSize());
- ASSERT(iStart >= 0 && iStart < classes.GetSize());
- ASSERT(iCount >= 0 && iStart + iCount <= classes.GetSize());
- if (iCount < 1) {
- return 0;
- }
- int32_t iSize = classes.GetSize();
- int32_t i = iStart, iCur, iCls;
- for (; i < iSize && iCount > 0; i++, iCount--) {
- iCur = iCls = classes.GetAt(i);
- if (iDirection != FX_BIDICLASS_N) {
- iCls = iDirection;
- }
- if (iCur != FX_BIDICLASS_BN) {
- classes.SetAt(i, iCls);
- }
- levels.SetAt(i, iBaseLevel);
- }
- return i - iStart;
-}
-const int32_t gc_FX_BidiWeakStates[][10] = {
- {FX_BWSao, FX_BWSxl, FX_BWSxr, FX_BWScn, FX_BWScn, FX_BWSxa, FX_BWSxa,
- FX_BWSao, FX_BWSao, FX_BWSao},
- {FX_BWSro, FX_BWSxl, FX_BWSxr, FX_BWSra, FX_BWSre, FX_BWSxa, FX_BWSxr,
- FX_BWSro, FX_BWSro, FX_BWSrt},
- {FX_BWSlo, FX_BWSxl, FX_BWSxr, FX_BWSla, FX_BWSle, FX_BWSxa, FX_BWSxl,
- FX_BWSlo, FX_BWSlo, FX_BWSlt},
- {FX_BWSao, FX_BWSxl, FX_BWSxr, FX_BWScn, FX_BWScn, FX_BWSxa, FX_BWSao,
- FX_BWSao, FX_BWSao, FX_BWSao},
- {FX_BWSro, FX_BWSxl, FX_BWSxr, FX_BWSra, FX_BWSre, FX_BWSxa, FX_BWSro,
- FX_BWSro, FX_BWSro, FX_BWSrt},
- {FX_BWSlo, FX_BWSxl, FX_BWSxr, FX_BWSla, FX_BWSle, FX_BWSxa, FX_BWSlo,
- FX_BWSlo, FX_BWSlo, FX_BWSlt},
- {FX_BWSro, FX_BWSxl, FX_BWSxr, FX_BWSra, FX_BWSre, FX_BWSxa, FX_BWSrt,
- FX_BWSro, FX_BWSro, FX_BWSrt},
- {FX_BWSlo, FX_BWSxl, FX_BWSxr, FX_BWSla, FX_BWSle, FX_BWSxa, FX_BWSlt,
- FX_BWSlo, FX_BWSlo, FX_BWSlt},
- {FX_BWSao, FX_BWSxl, FX_BWSxr, FX_BWScn, FX_BWScn, FX_BWSxa, FX_BWScn,
- FX_BWSac, FX_BWSao, FX_BWSao},
- {FX_BWSro, FX_BWSxl, FX_BWSxr, FX_BWSra, FX_BWSre, FX_BWSxa, FX_BWSra,
- FX_BWSrc, FX_BWSro, FX_BWSrt},
- {FX_BWSro, FX_BWSxl, FX_BWSxr, FX_BWSra, FX_BWSre, FX_BWSxa, FX_BWSre,
- FX_BWSrs, FX_BWSrs, FX_BWSret},
- {FX_BWSlo, FX_BWSxl, FX_BWSxr, FX_BWSla, FX_BWSle, FX_BWSxa, FX_BWSla,
- FX_BWSlc, FX_BWSlo, FX_BWSlt},
- {FX_BWSlo, FX_BWSxl, FX_BWSxr, FX_BWSla, FX_BWSle, FX_BWSxa, FX_BWSle,
- FX_BWSls, FX_BWSls, FX_BWSlet},
- {FX_BWSao, FX_BWSxl, FX_BWSxr, FX_BWScn, FX_BWScn, FX_BWSxa, FX_BWSao,
- FX_BWSao, FX_BWSao, FX_BWSao},
- {FX_BWSro, FX_BWSxl, FX_BWSxr, FX_BWSra, FX_BWSre, FX_BWSxa, FX_BWSro,
- FX_BWSro, FX_BWSro, FX_BWSrt},
- {FX_BWSro, FX_BWSxl, FX_BWSxr, FX_BWSra, FX_BWSre, FX_BWSxa, FX_BWSro,
- FX_BWSro, FX_BWSro, FX_BWSrt},
- {FX_BWSlo, FX_BWSxl, FX_BWSxr, FX_BWSla, FX_BWSle, FX_BWSxa, FX_BWSlo,
- FX_BWSlo, FX_BWSlo, FX_BWSlt},
- {FX_BWSlo, FX_BWSxl, FX_BWSxr, FX_BWSla, FX_BWSle, FX_BWSxa, FX_BWSlo,
- FX_BWSlo, FX_BWSlo, FX_BWSlt},
- {FX_BWSro, FX_BWSxl, FX_BWSxr, FX_BWSra, FX_BWSre, FX_BWSxa, FX_BWSret,
- FX_BWSro, FX_BWSro, FX_BWSret},
- {FX_BWSlo, FX_BWSxl, FX_BWSxr, FX_BWSla, FX_BWSle, FX_BWSxa, FX_BWSlet,
- FX_BWSlo, FX_BWSlo, FX_BWSlet},
-};
-const int32_t gc_FX_BidiWeakActions[][10] = {
- {FX_BWAxxx, FX_BWAxxx, FX_BWAxxx, FX_BWAxxx, FX_BWAxxA, FX_BWAxxR,
- FX_BWAxxR, FX_BWAxxN, FX_BWAxxN, FX_BWAxxN},
- {FX_BWAxxx, FX_BWAxxx, FX_BWAxxx, FX_BWAxxx, FX_BWAxxE, FX_BWAxxR,
- FX_BWAxxR, FX_BWAxxN, FX_BWAxxN, FX_BWAxIx},
- {FX_BWAxxx, FX_BWAxxx, FX_BWAxxx, FX_BWAxxx, FX_BWAxxL, FX_BWAxxR,
- FX_BWAxxL, FX_BWAxxN, FX_BWAxxN, FX_BWAxIx},
- {FX_BWAxxx, FX_BWAxxx, FX_BWAxxx, FX_BWAxxx, FX_BWAxxA, FX_BWAxxR,
- FX_BWAxxN, FX_BWAxxN, FX_BWAxxN, FX_BWAxxN},
- {FX_BWAxxx, FX_BWAxxx, FX_BWAxxx, FX_BWAxxx, FX_BWAxxE, FX_BWAxxR,
- FX_BWAxxN, FX_BWAxxN, FX_BWAxxN, FX_BWAxIx},
- {FX_BWAxxx, FX_BWAxxx, FX_BWAxxx, FX_BWAxxx, FX_BWAxxL, FX_BWAxxR,
- FX_BWAxxN, FX_BWAxxN, FX_BWAxxN, FX_BWAxIx},
- {FX_BWANxx, FX_BWANxx, FX_BWANxx, FX_BWANxx, FX_BWAExE, FX_BWANxR,
- FX_BWAxIx, FX_BWANxN, FX_BWANxN, FX_BWAxIx},
- {FX_BWANxx, FX_BWANxx, FX_BWANxx, FX_BWANxx, FX_BWALxL, FX_BWANxR,
- FX_BWAxIx, FX_BWANxN, FX_BWANxN, FX_BWAxIx},
- {FX_BWAxxx, FX_BWAxxx, FX_BWAxxx, FX_BWAxxx, FX_BWAxxA, FX_BWAxxR,
- FX_BWAxxA, FX_BWAxIx, FX_BWAxxN, FX_BWAxxN},
- {FX_BWAxxx, FX_BWAxxx, FX_BWAxxx, FX_BWAxxx, FX_BWAxxE, FX_BWAxxR,
- FX_BWAxxA, FX_BWAxIx, FX_BWAxxN, FX_BWAxIx},
- {FX_BWAxxx, FX_BWAxxx, FX_BWAxxx, FX_BWAxxx, FX_BWAxxE, FX_BWAxxR,
- FX_BWAxxE, FX_BWAxIx, FX_BWAxIx, FX_BWAxxE},
- {FX_BWAxxx, FX_BWAxxx, FX_BWAxxx, FX_BWAxxx, FX_BWAxxL, FX_BWAxxR,
- FX_BWAxxA, FX_BWAxIx, FX_BWAxxN, FX_BWAxIx},
- {FX_BWAxxx, FX_BWAxxx, FX_BWAxxx, FX_BWAxxx, FX_BWAxxL, FX_BWAxxR,
- FX_BWAxxL, FX_BWAxIx, FX_BWAxIx, FX_BWAxxL},
- {FX_BWANxx, FX_BWANxx, FX_BWANxx, FX_BWAAxx, FX_BWAAxA, FX_BWANxR,
- FX_BWANxN, FX_BWANxN, FX_BWANxN, FX_BWANxN},
- {FX_BWANxx, FX_BWANxx, FX_BWANxx, FX_BWAAxx, FX_BWANxE, FX_BWANxR,
- FX_BWANxN, FX_BWANxN, FX_BWANxN, FX_BWANIx},
- {FX_BWANxx, FX_BWANxx, FX_BWANxx, FX_BWANxx, FX_BWAExE, FX_BWANxR,
- FX_BWANxN, FX_BWANxN, FX_BWANxN, FX_BWANIx},
- {FX_BWANxx, FX_BWANxx, FX_BWANxx, FX_BWAAxx, FX_BWANxL, FX_BWANxR,
- FX_BWANxN, FX_BWANxN, FX_BWANxN, FX_BWANIx},
- {FX_BWANxx, FX_BWANxx, FX_BWANxx, FX_BWANxx, FX_BWALxL, FX_BWANxR,
- FX_BWANxN, FX_BWANxN, FX_BWANxN, FX_BWANIx},
- {FX_BWAxxx, FX_BWAxxx, FX_BWAxxx, FX_BWAxxx, FX_BWAxxE, FX_BWAxxR,
- FX_BWAxxE, FX_BWAxxN, FX_BWAxxN, FX_BWAxxE},
- {FX_BWAxxx, FX_BWAxxx, FX_BWAxxx, FX_BWAxxx, FX_BWAxxL, FX_BWAxxR,
- FX_BWAxxL, FX_BWAxxN, FX_BWAxxN, FX_BWAxxL},
-};
-void FX_BidiResolveWeak(int32_t iBaseLevel,
- CFX_Int32Array& classes,
- CFX_Int32Array& levels) {
- ASSERT(iBaseLevel >= 0 && iBaseLevel <= FX_BIDIMAXLEVEL);
- ASSERT(classes.GetSize() == levels.GetSize());
- int32_t iSize = classes.GetSize();
- if (iSize < 1) {
- return;
- }
- iSize--;
- int32_t iLevelCur = iBaseLevel;
- int32_t iState = FX_IsOdd(iBaseLevel) ? FX_BWSxr : FX_BWSxl;
- int32_t i = 0, iCount = 0, iClsCur, iClsRun, iClsNew, iAction;
- for (; i <= iSize; i++) {
- iClsCur = classes.GetAt(i);
-
- ASSERT(iClsCur <= FX_BIDICLASS_BN);
- iAction = gc_FX_BidiWeakActions[iState][iClsCur];
- iClsRun = FX_BidiGetDeferredType(iAction);
- if (iClsRun != FX_BIDIWEAKACTION_XX && iCount > 0) {
- FX_BidiSetDeferredRun(classes, i, iCount, iClsRun);
- iCount = 0;
- }
- iClsNew = FX_BidiGetResolvedType(iAction);
- if (iClsNew != FX_BIDIWEAKACTION_XX) {
- classes.SetAt(i, iClsNew);
- }
- if (FX_BIDIWEAKACTION_IX & iAction) {
- iCount++;
- }
- iState = gc_FX_BidiWeakStates[iState][iClsCur];
- }
- iClsCur = FX_BidiDirection(iLevelCur);
- iClsRun = FX_BidiGetDeferredType(gc_FX_BidiWeakActions[iState][iClsCur]);
- if (iClsRun != FX_BIDIWEAKACTION_XX && iCount > 0) {
- FX_BidiSetDeferredRun(classes, i, iCount, iClsRun);
- }
-}
-const int32_t gc_FX_BidiNeutralStates[][5] = {
- {FX_BNSrn, FX_BNSl, FX_BNSr, FX_BNSr, FX_BNSr},
- {FX_BNSln, FX_BNSl, FX_BNSr, FX_BNSa, FX_BNSl},
- {FX_BNSrn, FX_BNSl, FX_BNSr, FX_BNSr, FX_BNSr},
- {FX_BNSln, FX_BNSl, FX_BNSr, FX_BNSa, FX_BNSl},
- {FX_BNSna, FX_BNSl, FX_BNSr, FX_BNSa, FX_BNSl},
- {FX_BNSna, FX_BNSl, FX_BNSr, FX_BNSa, FX_BNSl},
-};
-const int32_t gc_FX_BidiNeutralActions[][5] = {
- {FX_BNAIn, 0, 0, 0, 0},
- {FX_BNAIn, 0, 0, 0, FX_BIDICLASS_L},
- {FX_BNAIn, FX_BNAEn, FX_BNARn, FX_BNARn, FX_BNARn},
- {FX_BNAIn, FX_BNALn, FX_BNAEn, FX_BNAEn, FX_BNALnL},
- {FX_BNAIn, 0, 0, 0, FX_BIDICLASS_L},
- {FX_BNAIn, FX_BNAEn, FX_BNARn, FX_BNARn, FX_BNAEn},
-};
int32_t FX_BidiGetDeferredNeutrals(int32_t iAction, int32_t iLevel) {
iAction = (iAction >> 4) & 0xF;
if (iAction == (FX_BIDINEUTRALACTION_En >> 4)) {
@@ -455,6 +362,7 @@ int32_t FX_BidiGetDeferredNeutrals(int32_t iAction, int32_t iLevel) {
return iAction;
}
}
+
int32_t FX_BidiGetResolvedNeutrals(int32_t iAction) {
iAction = (iAction & 0xF);
if (iAction == FX_BIDINEUTRALACTION_In) {
@@ -463,119 +371,7 @@ int32_t FX_BidiGetResolvedNeutrals(int32_t iAction) {
return iAction;
}
}
-void FX_BidiResolveNeutrals(int32_t iBaseLevel,
- CFX_Int32Array& classes,
- const CFX_Int32Array& levels) {
- ASSERT(iBaseLevel >= 0 && iBaseLevel <= FX_BIDIMAXLEVEL);
- ASSERT(classes.GetSize() == levels.GetSize());
- int32_t iSize = classes.GetSize();
- if (iSize < 1) {
- return;
- }
- iSize--;
- int32_t iLevel = iBaseLevel;
- int32_t iState = FX_IsOdd(iBaseLevel) ? FX_BNSr : FX_BNSl;
- int32_t i = 0, iCount = 0, iClsCur, iClsRun, iClsNew, iAction;
- for (; i <= iSize; i++) {
- iClsCur = classes.GetAt(i);
- if (iClsCur == FX_BIDICLASS_BN) {
- if (iCount) {
- iCount++;
- }
- continue;
- }
- ASSERT(iClsCur < FX_BIDICLASS_AL);
- iAction = gc_FX_BidiNeutralActions[iState][iClsCur];
- iClsRun = FX_BidiGetDeferredNeutrals(iAction, iLevel);
- if (iClsRun != FX_BIDICLASS_N && iCount > 0) {
- FX_BidiSetDeferredRun(classes, i, iCount, iClsRun);
- iCount = 0;
- }
- iClsNew = FX_BidiGetResolvedNeutrals(iAction);
- if (iClsNew != FX_BIDICLASS_N) {
- classes.SetAt(i, iClsNew);
- }
- if (FX_BIDINEUTRALACTION_In & iAction) {
- iCount++;
- }
- iState = gc_FX_BidiNeutralStates[iState][iClsCur];
- iLevel = levels.GetAt(i);
- }
- iClsCur = FX_BidiDirection(iLevel);
- iClsRun = FX_BidiGetDeferredNeutrals(
- gc_FX_BidiNeutralActions[iState][iClsCur], iLevel);
- if (iClsRun != FX_BIDICLASS_N && iCount > 0) {
- FX_BidiSetDeferredRun(classes, i, iCount, iClsRun);
- }
-}
-const int32_t gc_FX_BidiAddLevel[][4] = {
- {0, 1, 2, 2},
- {1, 0, 1, 1},
-};
-void FX_BidiResolveImplicit(const CFX_Int32Array& classes,
- CFX_Int32Array& levels) {
- ASSERT(classes.GetSize() == levels.GetSize());
- int32_t iSize = classes.GetSize();
- if (iSize < 1) {
- return;
- }
- iSize--;
- int32_t iCls, iLevel;
- for (int32_t i = 0; i <= iSize; i++) {
- iCls = classes.GetAt(i);
- if (iCls == FX_BIDICLASS_BN) {
- continue;
- }
- ASSERT(iCls > FX_BIDICLASS_ON && iCls < FX_BIDICLASS_AL);
- iLevel = levels.GetAt(i);
- iLevel += gc_FX_BidiAddLevel[FX_IsOdd(iLevel)][iCls - 1];
- levels.SetAt(i, iLevel);
- }
-}
-void FX_BidiResolveWhitespace(int32_t iBaseLevel,
- const CFX_Int32Array& classes,
- CFX_Int32Array& levels) {
- ASSERT(iBaseLevel >= 0 && iBaseLevel <= FX_BIDIMAXLEVEL);
- ASSERT(classes.GetSize() == levels.GetSize());
- int32_t iSize = classes.GetSize();
- if (iSize < 1) {
- return;
- }
- iSize--;
- int32_t iLevel = iBaseLevel;
- int32_t i = 0, iCount = 0;
- for (; i <= iSize; i++) {
- switch (classes.GetAt(i)) {
- case FX_BIDICLASS_WS:
- iCount++;
- break;
- case FX_BIDICLASS_RLE:
- case FX_BIDICLASS_LRE:
- case FX_BIDICLASS_LRO:
- case FX_BIDICLASS_RLO:
- case FX_BIDICLASS_PDF:
- case FX_BIDICLASS_BN:
- levels.SetAt(i, iLevel);
- iCount++;
- break;
- case FX_BIDICLASS_S:
- case FX_BIDICLASS_B:
- if (iCount > 0) {
- FX_BidiSetDeferredRun(levels, i, iCount, iBaseLevel);
- }
- levels.SetAt(i, iBaseLevel);
- iCount = 0;
- break;
- default:
- iCount = 0;
- break;
- }
- iLevel = levels.GetAt(i);
- }
- if (iCount > 0) {
- FX_BidiSetDeferredRun(levels, i, iCount, iBaseLevel);
- }
-}
+
int32_t FX_BidiReorderLevel(int32_t iBaseLevel,
CFX_WideString& wsText,
const CFX_Int32Array& levels,
@@ -619,26 +415,7 @@ void FX_BidiReorder(int32_t iBaseLevel,
i += FX_BidiReorderLevel(iBaseLevel, wsText, levels, i, FALSE);
}
}
-void FX_BidiLine(CFX_WideString& wsText, int32_t iBaseLevel) {
- int32_t iLength = wsText.GetLength();
- if (iLength < 2) {
- return;
- }
- CFX_Int32Array classes, levels;
- classes.SetAtGrow(iLength - 1, 0);
- levels.SetAtGrow(iLength - 1, 0);
- FX_BidiClassify(wsText, classes, FALSE);
- FX_BidiResolveExplicit(iBaseLevel, FX_BIDICLASS_N, classes, levels, 0,
- iLength, 0);
- FX_BidiResolveWeak(iBaseLevel, classes, levels);
- FX_BidiResolveNeutrals(iBaseLevel, classes, levels);
- FX_BidiResolveImplicit(classes, levels);
- FX_BidiClassify(wsText, classes, TRUE);
- FX_BidiResolveWhitespace(iBaseLevel, classes, levels);
- FX_BidiReorder(iBaseLevel, wsText, levels);
- classes.RemoveAll();
- levels.RemoveAll();
-}
+
template <class baseType>
class CFX_BidiLineTemplate {
public: