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almost passed the test cases for GetGlyphsByRules

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This commit is contained in:
Vincent Wei
2019-01-25 21:34:34 +08:00
parent 60902f83d5
commit 19f8689a20
1 changed files with 118 additions and 42 deletions
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src/newgdi/glyph-css.c
+118 -42
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@@ -885,7 +885,8 @@ int GUIAPI GetGlyphsByRules(LOGFONT* logfont, const char* mstr, int mstr_len,
Glyph32 next_gv;
Uchar32 next_uc;
int next_mclen = 0;
int next_mclen;
int cosumed_one_loop = 0;
mclen = get_next_glyph(&gbctxt, mstr, mstr_len, &gv, &uc);
if (mclen == 0) {
@@ -964,6 +965,8 @@ int GUIAPI GetGlyphsByRules(LOGFONT* logfont, const char* mstr, int mstr_len,
else if (bt == UCHAR_BREAK_CARRIAGE_RETURN
&& (next_mclen = is_next_glyph_lf(&gbctxt,
mstr, mstr_len, &next_gv, &next_uc)) > 0) {
cosumed_one_loop += next_mclen;
_DBG_PRINTF ("LB5 Treat CR followed by LF, as well as CR, LF, and NL as hard line breaks.\n");
gbctxt.curr_od = LB5;
gbctxt_change_bt_last(&gbctxt, BOV_NOTALLOWED);
@@ -1014,7 +1017,7 @@ int GUIAPI GetGlyphsByRules(LOGFONT* logfont, const char* mstr, int mstr_len,
gbctxt_change_bt_before_last(&gbctxt, BOV_NOTALLOWED);
if (col_sp) {
next_mclen = collapse_space(&gbctxt, mstr, mstr_len);
cosumed_one_loop += collapse_space(&gbctxt, mstr, mstr_len);
}
}
@@ -1024,11 +1027,11 @@ int GUIAPI GetGlyphsByRules(LOGFONT* logfont, const char* mstr, int mstr_len,
_DBG_PRINTF ("LB8: Break before any character following a zero-width space...\n");
if (col_sp) {
// CSS: collapses space according to space rule
next_mclen = collapse_space(&gbctxt, mstr, mstr_len);
cosumed_one_loop += collapse_space(&gbctxt, mstr, mstr_len);
}
else {
gbctxt.curr_od = LB8;
next_mclen = check_glyphs_following_zw(&gbctxt,
cosumed_one_loop += check_glyphs_following_zw(&gbctxt,
mstr, mstr_len);
gbctxt_change_bt_last(&gbctxt, BOV_ALLOWED);
goto next_glyph;
@@ -1079,12 +1082,12 @@ int GUIAPI GetGlyphsByRules(LOGFONT* logfont, const char* mstr, int mstr_len,
}
gbctxt.base_bt = bt;
next_mclen = check_subsequent_cm_zwj(&gbctxt, mstr, mstr_len);
cosumed_one_loop += check_subsequent_cm_zwj(&gbctxt, mstr, mstr_len);
gbctxt_change_bt_last(&gbctxt, BOV_UNKNOWN);
mstr += next_mclen;
mstr_len -= next_mclen;
next_mclen = 0;
mstr += cosumed_one_loop;
mstr_len -= cosumed_one_loop;
cosumed_one_loop = 0;
gbctxt.base_bt = UCHAR_BREAK_UNSET;
}
@@ -1153,10 +1156,10 @@ int GUIAPI GetGlyphsByRules(LOGFONT* logfont, const char* mstr, int mstr_len,
// For any possible subsequent space.
if (col_sp) {
// CSS: collapses space according to space rule
next_mclen = collapse_space(&gbctxt, mstr, mstr_len);
cosumed_one_loop += collapse_space(&gbctxt, mstr, mstr_len);
}
else {
next_mclen = check_subsequent_sp(&gbctxt, mstr, mstr_len);
cosumed_one_loop += check_subsequent_sp(&gbctxt, mstr, mstr_len);
}
}
// LB15 Do not break within ‘”[’, even with intervening spaces.
@@ -1169,7 +1172,7 @@ int GUIAPI GetGlyphsByRules(LOGFONT* logfont, const char* mstr, int mstr_len,
gbctxt_change_bt_last(&gbctxt, BOV_NOTALLOWED);
// For subsequent spaces and OP.
next_mclen = check_subsequent_sps_and_end_bt(&gbctxt,
cosumed_one_loop += check_subsequent_sps_and_end_bt(&gbctxt,
mstr, mstr_len, col_sp,
UCHAR_BREAK_OPEN_PUNCTUATION);
}
@@ -1185,7 +1188,7 @@ int GUIAPI GetGlyphsByRules(LOGFONT* logfont, const char* mstr, int mstr_len,
gbctxt_change_bt_last(&gbctxt, BOV_NOTALLOWED);
// For subsequent spaces and NS.
next_mclen = check_subsequent_sps_and_end_bt(&gbctxt,
cosumed_one_loop += check_subsequent_sps_and_end_bt(&gbctxt,
mstr, mstr_len, col_sp,
UCHAR_BREAK_NON_STARTER);
}
@@ -1199,7 +1202,7 @@ int GUIAPI GetGlyphsByRules(LOGFONT* logfont, const char* mstr, int mstr_len,
gbctxt_change_bt_last(&gbctxt, BOV_NOTALLOWED);
// For subsequent spaces and B2.
next_mclen = check_subsequent_sps_and_end_bt(&gbctxt,
cosumed_one_loop += check_subsequent_sps_and_end_bt(&gbctxt,
mstr, mstr_len, col_sp,
UCHAR_BREAK_BEFORE_AND_AFTER);
}
@@ -1250,6 +1253,8 @@ int GUIAPI GetGlyphsByRules(LOGFONT* logfont, const char* mstr, int mstr_len,
gbctxt_change_bt_last(&gbctxt, BOV_NOTALLOWED);
if (gbctxt_push_back(&gbctxt, next_gv, BOV_NOTALLOWED) == 0)
goto error;
cosumed_one_loop += next_mclen;
}
// LB21b Don’t break between Solidus and Hebrew letters.
else if (bt == UCHAR_BREAK_SYMBOL
@@ -1341,6 +1346,8 @@ int GUIAPI GetGlyphsByRules(LOGFONT* logfont, const char* mstr, int mstr_len,
if (gbctxt_push_back(&gbctxt, next_gv, BOV_UNKNOWN) == 0)
goto error;
cosumed_one_loop += next_mclen;
}
else if (bt == UCHAR_BREAK_CLOSE_PUNCTUATION
&& (next_mclen = is_next_glyph_pr(&gbctxt,
@@ -1349,6 +1356,8 @@ int GUIAPI GetGlyphsByRules(LOGFONT* logfont, const char* mstr, int mstr_len,
gbctxt_change_bt_last(&gbctxt, BOV_NOTALLOWED);
if (gbctxt_push_back(&gbctxt, next_gv, BOV_UNKNOWN) == 0)
goto error;
cosumed_one_loop += next_mclen;
}
else if (bt == UCHAR_BREAK_CLOSE_PARANTHESIS
&& (next_mclen = is_next_glyph_po(&gbctxt,
@@ -1358,6 +1367,8 @@ int GUIAPI GetGlyphsByRules(LOGFONT* logfont, const char* mstr, int mstr_len,
gbctxt_change_bt_last(&gbctxt, BOV_NOTALLOWED);
if (gbctxt_push_back(&gbctxt, next_gv, BOV_UNKNOWN) == 0)
goto error;
cosumed_one_loop += next_mclen;
}
else if (bt == UCHAR_BREAK_CLOSE_PARANTHESIS
&& (next_mclen = is_next_glyph_pr(&gbctxt,
@@ -1367,6 +1378,8 @@ int GUIAPI GetGlyphsByRules(LOGFONT* logfont, const char* mstr, int mstr_len,
gbctxt_change_bt_last(&gbctxt, BOV_NOTALLOWED);
if (gbctxt_push_back(&gbctxt, next_gv, BOV_UNKNOWN) == 0)
goto error;
cosumed_one_loop += next_mclen;
}
else if (bt == UCHAR_BREAK_NUMERIC
&& (next_mclen = is_next_glyph_po(&gbctxt,
@@ -1376,6 +1389,8 @@ int GUIAPI GetGlyphsByRules(LOGFONT* logfont, const char* mstr, int mstr_len,
gbctxt_change_bt_last(&gbctxt, BOV_NOTALLOWED);
if (gbctxt_push_back(&gbctxt, next_gv, BOV_UNKNOWN) == 0)
goto error;
cosumed_one_loop += next_mclen;
}
else if (bt == UCHAR_BREAK_NUMERIC
&& (next_mclen = is_next_glyph_pr(&gbctxt,
@@ -1385,6 +1400,8 @@ int GUIAPI GetGlyphsByRules(LOGFONT* logfont, const char* mstr, int mstr_len,
gbctxt_change_bt_last(&gbctxt, BOV_NOTALLOWED);
if (gbctxt_push_back(&gbctxt, next_gv, BOV_UNKNOWN) == 0)
goto error;
cosumed_one_loop += next_mclen;
}
else if (bt == UCHAR_BREAK_POSTFIX
&& (next_mclen = is_next_glyph_op(&gbctxt,
@@ -1394,60 +1411,80 @@ int GUIAPI GetGlyphsByRules(LOGFONT* logfont, const char* mstr, int mstr_len,
gbctxt_change_bt_last(&gbctxt, BOV_NOTALLOWED);
if (gbctxt_push_back(&gbctxt, next_gv, BOV_UNKNOWN) == 0)
goto error;
cosumed_one_loop += next_mclen;
}
else if (bt == UCHAR_BREAK_POSTFIX
&& (next_mclen = is_next_glyph_nu(&gbctxt,
mstr, mstr_len, &next_gv, &next_uc)) > 0) {
&& is_next_glyph_nu(&gbctxt,
mstr, mstr_len, &next_gv, &next_uc) > 0) {
gbctxt.curr_od = LB25;
_DBG_PRINTF ("LB25.8 Do not break between the following pairs of classes\n");
gbctxt_change_bt_last(&gbctxt, BOV_NOTALLOWED);
#if 0
if (gbctxt_push_back(&gbctxt, next_gv, BOV_UNKNOWN) == 0)
goto error;
cosumed_one_loop += next_mclen;
#endif
}
else if (bt == UCHAR_BREAK_PREFIX
&& (next_mclen = is_next_glyph_op(&gbctxt,
mstr, mstr_len, &next_gv, &next_uc)) > 0) {
&& is_next_glyph_op(&gbctxt,
mstr, mstr_len, &next_gv, &next_uc) > 0) {
gbctxt.curr_od = LB25;
_DBG_PRINTF ("LB25.9 Do not break between the following pairs of classes\n");
gbctxt_change_bt_last(&gbctxt, BOV_NOTALLOWED);
#if 0
if (gbctxt_push_back(&gbctxt, next_gv, BOV_UNKNOWN) == 0)
goto error;
cosumed_one_loop += next_mclen;
#endif
}
else if (bt == UCHAR_BREAK_PREFIX
&& (next_mclen = is_next_glyph_nu(&gbctxt,
mstr, mstr_len, &next_gv, &next_uc)) > 0) {
&& is_next_glyph_nu(&gbctxt,
mstr, mstr_len, &next_gv, &next_uc) > 0) {
_DBG_PRINTF ("LB25.a Do not break between the following pairs of classes\n");
gbctxt.curr_od = LB25;
gbctxt_change_bt_last(&gbctxt, BOV_NOTALLOWED);
#if 0
if (gbctxt_push_back(&gbctxt, next_gv, BOV_UNKNOWN) == 0)
goto error;
cosumed_one_loop += next_mclen;
#endif
}
else if (bt == UCHAR_BREAK_HYPHEN
&& (next_mclen = is_next_glyph_nu(&gbctxt,
mstr, mstr_len, &next_gv, &next_uc)) > 0) {
&& is_next_glyph_nu(&gbctxt,
mstr, mstr_len, &next_gv, &next_uc) > 0) {
_DBG_PRINTF ("LB25.b Do not break between the following pairs of classes\n");
gbctxt.curr_od = LB25;
gbctxt_change_bt_last(&gbctxt, BOV_NOTALLOWED);
#if 0
if (gbctxt_push_back(&gbctxt, next_gv, BOV_UNKNOWN) == 0)
goto error;
cosumed_one_loop += next_mclen;
#endif
}
else if (bt == UCHAR_BREAK_INFIX_SEPARATOR
&& (next_mclen = is_next_glyph_nu(&gbctxt,
mstr, mstr_len, &next_gv, &next_uc)) > 0) {
&& is_next_glyph_nu(&gbctxt,
mstr, mstr_len, &next_gv, &next_uc) > 0) {
_DBG_PRINTF ("LB25.c Do not break between the following pairs of classes\n");
gbctxt.curr_od = LB25;
gbctxt_change_bt_last(&gbctxt, BOV_NOTALLOWED);
#if 0
if (gbctxt_push_back(&gbctxt, next_gv, BOV_UNKNOWN) == 0)
goto error;
cosumed_one_loop += next_mclen;
#endif
}
else if (bt == UCHAR_BREAK_NUMERIC
&& (next_mclen = is_next_glyph_nu(&gbctxt,
mstr, mstr_len, &next_gv, &next_uc)) > 0) {
&& is_next_glyph_nu(&gbctxt,
mstr, mstr_len, &next_gv, &next_uc) > 0) {
_DBG_PRINTF ("LB25.d Do not break between the following pairs of classes\n");
gbctxt.curr_od = LB25;
gbctxt_change_bt_last(&gbctxt, BOV_NOTALLOWED);
#if 0
if (gbctxt_push_back(&gbctxt, next_gv, BOV_UNKNOWN) == 0)
goto error;
cosumed_one_loop += next_mclen;
#endif
}
else if (bt == UCHAR_BREAK_SYMBOL
&& (next_mclen = is_next_glyph_nu(&gbctxt,
@@ -1457,32 +1494,46 @@ int GUIAPI GetGlyphsByRules(LOGFONT* logfont, const char* mstr, int mstr_len,
gbctxt_change_bt_last(&gbctxt, BOV_NOTALLOWED);
if (gbctxt_push_back(&gbctxt, next_gv, BOV_UNKNOWN) == 0)
goto error;
cosumed_one_loop += next_mclen;
}
/* Korean syllable blocks */
// LB26 Do not break a Korean syllable.
else if (bt == UCHAR_BREAK_HANGUL_L_JAMO
&& is_next_glyph_jl_jv_h2_h3(&gbctxt,
mstr, mstr_len, &next_gv, &next_uc) > 0) {
&& (next_mclen = is_next_glyph_jl_jv_h2_h3(&gbctxt,
mstr, mstr_len, &next_gv, &next_uc)) > 0) {
_DBG_PRINTF ("LB26.1 Do not break a Korean syllable.\n");
gbctxt.curr_od = LB26;
gbctxt_change_bt_last(&gbctxt, BOV_NOTALLOWED);
if (gbctxt_push_back(&gbctxt, next_gv, BOV_UNKNOWN) == 0)
goto error;
cosumed_one_loop += next_mclen;
}
else if ((bt == UCHAR_BREAK_HANGUL_V_JAMO
|| bt == UCHAR_BREAK_HANGUL_LV_SYLLABLE)
&& is_next_glyph_jv_jt(&gbctxt,
mstr, mstr_len, &next_gv, &next_uc) > 0) {
&& (next_mclen = is_next_glyph_jv_jt(&gbctxt,
mstr, mstr_len, &next_gv, &next_uc)) > 0) {
_DBG_PRINTF ("LB26.2 Do not break a Korean syllable.\n");
gbctxt.curr_od = LB26;
gbctxt_change_bt_last(&gbctxt, BOV_NOTALLOWED);
if (gbctxt_push_back(&gbctxt, next_gv, BOV_UNKNOWN) == 0)
goto error;
cosumed_one_loop += next_mclen;
}
else if ((bt == UCHAR_BREAK_HANGUL_T_JAMO
|| bt == UCHAR_BREAK_HANGUL_LVT_SYLLABLE)
&& is_next_glyph_jt(&gbctxt,
mstr, mstr_len, &next_gv, &next_uc) > 0) {
&& (next_mclen = is_next_glyph_jt(&gbctxt,
mstr, mstr_len, &next_gv, &next_uc)) > 0) {
_DBG_PRINTF ("LB26.3 Do not break a Korean syllable.\n");
gbctxt.curr_od = LB26;
gbctxt_change_bt_last(&gbctxt, BOV_NOTALLOWED);
if (gbctxt_push_back(&gbctxt, next_gv, BOV_UNKNOWN) == 0)
goto error;
cosumed_one_loop += next_mclen;
}
// LB27 Treat a Korean Syllable Block the same as ID.
else if ((bt == UCHAR_BREAK_HANGUL_L_JAMO
@@ -1490,29 +1541,41 @@ int GUIAPI GetGlyphsByRules(LOGFONT* logfont, const char* mstr, int mstr_len,
|| bt == UCHAR_BREAK_HANGUL_T_JAMO
|| bt == UCHAR_BREAK_HANGUL_LV_SYLLABLE
|| bt == UCHAR_BREAK_HANGUL_LVT_SYLLABLE)
&& is_next_glyph_in(&gbctxt,
mstr, mstr_len, &next_gv, &next_uc) > 0) {
&& (next_mclen = is_next_glyph_in(&gbctxt,
mstr, mstr_len, &next_gv, &next_uc)) > 0) {
_DBG_PRINTF ("LB27.1 Treat a Korean Syllable Block the same as ID.\n");
gbctxt.curr_od = LB27;
gbctxt_change_bt_last(&gbctxt, BOV_NOTALLOWED);
if (gbctxt_push_back(&gbctxt, next_gv, BOV_UNKNOWN) == 0)
goto error;
cosumed_one_loop += next_mclen;
}
else if ((bt == UCHAR_BREAK_HANGUL_L_JAMO
|| bt == UCHAR_BREAK_HANGUL_V_JAMO
|| bt == UCHAR_BREAK_HANGUL_T_JAMO
|| bt == UCHAR_BREAK_HANGUL_LV_SYLLABLE
|| bt == UCHAR_BREAK_HANGUL_LVT_SYLLABLE)
&& is_next_glyph_po(&gbctxt,
mstr, mstr_len, &next_gv, &next_uc) > 0) {
&& (next_mclen = is_next_glyph_po(&gbctxt,
mstr, mstr_len, &next_gv, &next_uc)) > 0) {
_DBG_PRINTF ("LB27.2 Treat a Korean Syllable Block the same as ID.\n");
gbctxt.curr_od = LB27;
gbctxt_change_bt_last(&gbctxt, BOV_NOTALLOWED);
if (gbctxt_push_back(&gbctxt, next_gv, BOV_UNKNOWN) == 0)
goto error;
cosumed_one_loop += next_mclen;
}
else if (bt == UCHAR_BREAK_PREFIX
&& is_next_glyph_jl_jv_jt_h2_h3(&gbctxt,
mstr, mstr_len, &next_gv, &next_uc) > 0) {
&& (next_mclen = is_next_glyph_jl_jv_jt_h2_h3(&gbctxt,
mstr, mstr_len, &next_gv, &next_uc)) > 0) {
_DBG_PRINTF ("LB27.3 Treat a Korean Syllable Block the same as ID.\n");
gbctxt.curr_od = LB27;
gbctxt_change_bt_last(&gbctxt, BOV_NOTALLOWED);
if (gbctxt_push_back(&gbctxt, next_gv, BOV_UNKNOWN) == 0)
goto error;
cosumed_one_loop += next_mclen;
}
/* Finally, join alphabetic letters into words
@@ -1555,6 +1618,11 @@ int GUIAPI GetGlyphsByRules(LOGFONT* logfont, const char* mstr, int mstr_len,
_DBG_PRINTF ("LB30.2 Do not break between letters, numbers...\n");
gbctxt.curr_od = LB30;
gbctxt_change_bt_last(&gbctxt, BOV_NOTALLOWED);
#if 0
if (gbctxt_push_back(&gbctxt, next_gv, BOV_UNKNOWN) == 0)
goto error;
cosumed_one_loop += next_mclen;
#endif
}
// LB30a Break between two regional indicator symbols if and only if
@@ -1569,6 +1637,8 @@ int GUIAPI GetGlyphsByRules(LOGFONT* logfont, const char* mstr, int mstr_len,
next_mclen = check_subsequent_ri(&gbctxt,
mstr, mstr_len);
gbctxt_change_bt_last(&gbctxt, BOV_UNKNOWN);
cosumed_one_loop += next_mclen;
}
else if (bt != UCHAR_BREAK_REGIONAL_INDICATOR
&& is_even_nubmer_of_subsequent_ri(&gbctxt,
@@ -1580,23 +1650,29 @@ int GUIAPI GetGlyphsByRules(LOGFONT* logfont, const char* mstr, int mstr_len,
next_mclen = check_subsequent_ri(&gbctxt,
mstr, mstr_len);
gbctxt_change_bt_last(&gbctxt, BOV_UNKNOWN);
cosumed_one_loop += next_mclen;
}
// LB30b Do not break between an emoji base and an emoji modifier.
else if (bt == UCHAR_BREAK_EMOJI_BASE
&& is_next_glyph_em(&gbctxt,
mstr, mstr_len, &next_gv, &next_uc) > 0) {
&& (next_mclen = is_next_glyph_em(&gbctxt,
mstr, mstr_len, &next_gv, &next_uc)) > 0) {
_DBG_PRINTF ("LB30b Do not break between an emoji base and an emoji modifier\n");
gbctxt.curr_od = LB30b;
gbctxt_change_bt_last(&gbctxt, BOV_NOTALLOWED);
if (gbctxt_push_back(&gbctxt, next_gv, BOV_UNKNOWN) == 0)
goto error;
cosumed_one_loop += next_mclen;
}
gbctxt.base_bt = UCHAR_BREAK_UNSET;
next_glyph:
mstr_len -= next_mclen;
mstr += next_mclen;
cosumed += next_mclen;
mstr_len -= cosumed_one_loop;
mstr += cosumed_one_loop;
cosumed += cosumed_one_loop;
// Return if we got any BK!
if (gbctxt.bs[gbctxt.n] == BOV_MANDATORY) {