../3rdparty/harfbuzz/src/harfbuzz-khmer.c

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1enum KhmerCharClassValues { -
2 CC_RESERVED = 0, -
3 CC_CONSONANT = 1, -
4 CC_CONSONANT2 = 2, -
5 CC_CONSONANT3 = 3, -
6 CC_ZERO_WIDTH_NJ_MARK = 4, -
7 CC_CONSONANT_SHIFTER = 5, -
8 CC_ROBAT = 6, -
9 CC_COENG = 7, -
10 CC_DEPENDENT_VOWEL = 8, -
11 CC_SIGN_ABOVE = 9, -
12 CC_SIGN_AFTER = 10, -
13 CC_ZERO_WIDTH_J_MARK = 11, -
14 CC_COUNT = 12 -
15}; -
16 -
17 -
18enum KhmerCharClassFlags { -
19 CF_CLASS_MASK = 0x0000FFFF, -
20 -
21 CF_CONSONANT = 0x01000000, -
22 CF_SPLIT_VOWEL = 0x02000000, -
23 CF_DOTTED_CIRCLE = 0x04000000, -
24 CF_COENG = 0x08000000, -
25 CF_SHIFTER = 0x10000000, -
26 CF_ABOVE_VOWEL = 0x20000000, -
27 -
28 -
29 CF_POS_BEFORE = 0x00080000, -
30 CF_POS_BELOW = 0x00040000, -
31 CF_POS_ABOVE = 0x00020000, -
32 CF_POS_AFTER = 0x00010000, -
33 CF_POS_MASK = 0x000f0000 -
34}; -
35 -
36 -
37 -
38enum KhmerChar { -
39 C_SIGN_ZWNJ = 0x200C, -
40 C_SIGN_ZWJ = 0x200D, -
41 C_RO = 0x179A, -
42 C_VOWEL_AA = 0x17B6, -
43 C_SIGN_NIKAHIT = 0x17C6, -
44 C_VOWEL_E = 0x17C1, -
45 C_COENG = 0x17D2 -
46}; -
47enum { -
48 _xx = CC_RESERVED, -
49 _sa = CC_SIGN_ABOVE | CF_DOTTED_CIRCLE | CF_POS_ABOVE, -
50 _sp = CC_SIGN_AFTER | CF_DOTTED_CIRCLE| CF_POS_AFTER, -
51 _c1 = CC_CONSONANT | CF_CONSONANT, -
52 _c2 = CC_CONSONANT2 | CF_CONSONANT, -
53 _c3 = CC_CONSONANT3 | CF_CONSONANT, -
54 _rb = CC_ROBAT | CF_POS_ABOVE | CF_DOTTED_CIRCLE, -
55 _cs = CC_CONSONANT_SHIFTER | CF_DOTTED_CIRCLE | CF_SHIFTER, -
56 _dl = CC_DEPENDENT_VOWEL | CF_POS_BEFORE | CF_DOTTED_CIRCLE, -
57 _db = CC_DEPENDENT_VOWEL | CF_POS_BELOW | CF_DOTTED_CIRCLE, -
58 _da = CC_DEPENDENT_VOWEL | CF_POS_ABOVE | CF_DOTTED_CIRCLE | CF_ABOVE_VOWEL, -
59 _dr = CC_DEPENDENT_VOWEL | CF_POS_AFTER | CF_DOTTED_CIRCLE, -
60 _co = CC_COENG | CF_COENG | CF_DOTTED_CIRCLE, -
61 -
62 -
63 _va = _da | CF_SPLIT_VOWEL, -
64 _vr = _dr | CF_SPLIT_VOWEL -
65}; -
66 -
67 -
68 -
69 -
70 -
71 -
72typedef unsigned long KhmerCharClass; -
73static const KhmerCharClass khmerCharClasses[] = { -
74 _c1, _c1, _c1, _c3, _c1, _c1, _c1, _c1, _c3, _c1, _c1, _c1, _c1, _c3, _c1, _c1, -
75 _c1, _c1, _c1, _c1, _c3, _c1, _c1, _c1, _c1, _c3, _c2, _c1, _c1, _c1, _c3, _c3, -
76 _c1, _c3, _c1, _c1, _c1, _c1, _c1, _c1, _c1, _c1, _c1, _c1, _c1, _c1, _c1, _c1, -
77 _c1, _c1, _c1, _c1, _dr, _dr, _dr, _da, _da, _da, _da, _db, _db, _db, _va, _vr, -
78 _vr, _dl, _dl, _dl, _vr, _vr, _sa, _sp, _sp, _cs, _cs, _sa, _rb, _sa, _sa, _sa, -
79 _sa, _sa, _co, _sa, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _sa, _xx, _xx -
80}; -
81 -
82 -
83enum KhmerCharClassesRange { -
84 KhmerFirstChar = 0x1780, -
85 KhmerLastChar = 0x17df -
86}; -
87 -
88 -
89 -
90 -
91 -
92 -
93 -
94static KhmerCharClass getKhmerCharClass(HB_UChar16 uc) -
95{ -
96 if (uc == C_SIGN_ZWJ) {
never evaluated: uc == C_SIGN_ZWJ
0
97 return CC_ZERO_WIDTH_J_MARK;
never executed: return CC_ZERO_WIDTH_J_MARK;
0
98 } -
99 -
100 if (uc == C_SIGN_ZWNJ) {
never evaluated: uc == C_SIGN_ZWNJ
0
101 return CC_ZERO_WIDTH_NJ_MARK;
never executed: return CC_ZERO_WIDTH_NJ_MARK;
0
102 } -
103 -
104 if (uc < KhmerFirstChar || uc > KhmerLastChar) {
never evaluated: uc > KhmerLastChar
never evaluated: uc < KhmerFirstChar
0
105 return CC_RESERVED;
never executed: return CC_RESERVED;
0
106 } -
107 -
108 return khmerCharClasses[uc - KhmerFirstChar];
never executed: return khmerCharClasses[uc - KhmerFirstChar];
0
109} -
110static const signed char khmerStateTable[][CC_COUNT] = -
111{ -
112 -
113 { 1, 2, 2, 2, 1, 1, 1, 6, 1, 1, 1, 2}, -
114 {-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, -
115 {-1, -1, -1, -1, 3, 4, 5, 6, 16, 17, 1, -1}, -
116 {-1, -1, -1, -1, -1, 4, -1, -1, 16, -1, -1, -1}, -
117 {-1, -1, -1, -1, 15, -1, -1, 6, 16, 17, 1, 14}, -
118 {-1, -1, -1, -1, -1, -1, -1, -1, 20, -1, 1, -1}, -
119 {-1, 7, 8, 9, -1, -1, -1, -1, -1, -1, -1, -1}, -
120 {-1, -1, -1, -1, 12, 13, -1, 10, 16, 17, 1, 14}, -
121 {-1, -1, -1, -1, 12, 13, -1, -1, 16, 17, 1, 14}, -
122 {-1, -1, -1, -1, 12, 13, -1, 10, 16, 17, 1, 14}, -
123 {-1, 11, 11, 11, -1, -1, -1, -1, -1, -1, -1, -1}, -
124 {-1, -1, -1, -1, 15, -1, -1, -1, 16, 17, 1, 14}, -
125 {-1, -1, -1, -1, -1, 13, -1, -1, 16, -1, -1, -1}, -
126 {-1, -1, -1, -1, 15, -1, -1, -1, 16, 17, 1, 14}, -
127 {-1, -1, -1, -1, -1, -1, -1, -1, 16, -1, -1, -1}, -
128 {-1, -1, -1, -1, -1, -1, -1, -1, 16, -1, -1, -1}, -
129 {-1, -1, -1, -1, -1, -1, -1, -1, -1, 17, 1, 18}, -
130 {-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 1, 18}, -
131 {-1, -1, -1, -1, -1, -1, -1, 19, -1, -1, -1, -1}, -
132 {-1, 1, -1, 1, -1, -1, -1, -1, -1, -1, -1, -1}, -
133 {-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 1, -1}, -
134}; -
135static int khmer_nextSyllableBoundary(const HB_UChar16 *s, int start, int end, HB_Bool *invalid) -
136{ -
137 const HB_UChar16 *uc = s + start; -
138 int state = 0; -
139 int pos = start; -
140 *invalid = 0; -
141 -
142 while (pos < end) {
never evaluated: pos < end
0
143 KhmerCharClass charClass = getKhmerCharClass(*uc); -
144 if (pos == start) {
never evaluated: pos == start
0
145 *invalid = (charClass > 0) && ! (charClass & CF_CONSONANT);
never evaluated: (charClass > 0)
never evaluated: ! (charClass & CF_CONSONANT)
0
146 }
never executed: }
0
147 state = khmerStateTable[state][charClass & CF_CLASS_MASK]; -
148 -
149 if(0) printf("state[%d]=%d class=%8lx (uc=%4x)", pos - start, state,
never evaluated: 0
0
150 charClass, *uc );
never executed: printf("state[%d]=%d class=%8lx (uc=%4x)", pos - start, state, charClass, *uc );
0
151 -
152 if (state < 0) {
never evaluated: state < 0
0
153 break;
never executed: break;
0
154 } -
155 ++uc; -
156 ++pos; -
157 }
never executed: }
0
158 return pos;
never executed: return pos;
0
159} -
160 -
161 -
162static const HB_OpenTypeFeature khmer_features[] = { -
163 { ( ( (HB_UInt)'p' << 24 ) | ( (HB_UInt)'r' << 16 ) | ( (HB_UInt)'e' << 8 ) | (HB_UInt)'f' ), PreFormProperty }, -
164 { ( ( (HB_UInt)'b' << 24 ) | ( (HB_UInt)'l' << 16 ) | ( (HB_UInt)'w' << 8 ) | (HB_UInt)'f' ), BelowFormProperty }, -
165 { ( ( (HB_UInt)'a' << 24 ) | ( (HB_UInt)'b' << 16 ) | ( (HB_UInt)'v' << 8 ) | (HB_UInt)'f' ), AboveFormProperty }, -
166 { ( ( (HB_UInt)'p' << 24 ) | ( (HB_UInt)'s' << 16 ) | ( (HB_UInt)'t' << 8 ) | (HB_UInt)'f' ), PostFormProperty }, -
167 { ( ( (HB_UInt)'p' << 24 ) | ( (HB_UInt)'r' << 16 ) | ( (HB_UInt)'e' << 8 ) | (HB_UInt)'s' ), PreSubstProperty }, -
168 { ( ( (HB_UInt)'b' << 24 ) | ( (HB_UInt)'l' << 16 ) | ( (HB_UInt)'w' << 8 ) | (HB_UInt)'s' ), BelowSubstProperty }, -
169 { ( ( (HB_UInt)'a' << 24 ) | ( (HB_UInt)'b' << 16 ) | ( (HB_UInt)'v' << 8 ) | (HB_UInt)'s' ), AboveSubstProperty }, -
170 { ( ( (HB_UInt)'p' << 24 ) | ( (HB_UInt)'s' << 16 ) | ( (HB_UInt)'t' << 8 ) | (HB_UInt)'s' ), PostSubstProperty }, -
171 { ( ( (HB_UInt)'c' << 24 ) | ( (HB_UInt)'l' << 16 ) | ( (HB_UInt)'i' << 8 ) | (HB_UInt)'g' ), CligProperty }, -
172 { 0, 0 } -
173}; -
174 -
175 -
176 -
177static HB_Bool khmer_shape_syllable(HB_Bool openType, HB_ShaperItem *item) -
178{ -
179 -
180 -
181 -
182 int len = 0; -
183 int syllableEnd = item->item.pos + item->item.length; -
184 unsigned short reordered[16]; -
185 unsigned char properties[16]; -
186 enum { -
187 AboveForm = 0x01, -
188 PreForm = 0x02, -
189 PostForm = 0x04, -
190 BelowForm = 0x08 -
191 }; -
192 -
193 const int availableGlyphs = item->num_glyphs; -
194 -
195 int coengRo; -
196 int i; -
197 -
198 -
199 -
200 ((item->item.length < 13) ? static_cast<void> (0) : __assert_fail ("item->item.length < 13", "../3rdparty/harfbuzz/src/harfbuzz-khmer.c", 377, __PRETTY_FUNCTION__)); -
201 -
202 memset(properties, 0, 16*sizeof(unsigned char)); -
203 coengRo = -1; -
204 for (i = item->item.pos; i < syllableEnd; i += 1) {
never evaluated: i < syllableEnd
0
205 KhmerCharClass charClass = getKhmerCharClass(item->string[i]); -
206 -
207 -
208 -
209 if (charClass & CF_SPLIT_VOWEL) {
never evaluated: charClass & CF_SPLIT_VOWEL
0
210 reordered[len] = C_VOWEL_E; -
211 properties[len] = PreForm; -
212 ++len; -
213 break;
never executed: break;
0
214 } -
215 -
216 if (charClass & CF_POS_BEFORE) {
never evaluated: charClass & CF_POS_BEFORE
0
217 reordered[len] = item->string[i]; -
218 properties[len] = PreForm; -
219 ++len; -
220 break;
never executed: break;
0
221 } -
222 -
223 -
224 -
225 -
226 if ( (charClass & CF_COENG) && (i + 1 < syllableEnd) &&
never evaluated: (charClass & CF_COENG)
never evaluated: (i + 1 < syllableEnd)
0
227 ( (getKhmerCharClass(item->string[i+1]) & CF_CLASS_MASK) == CC_CONSONANT2) ) {
never evaluated: ( (getKhmerCharClass(item->string[i+1]) & CF_CLASS_MASK) == CC_CONSONANT2)
0
228 coengRo = i; -
229 }
never executed: }
0
230 }
never executed: }
0
231 -
232 -
233 if (coengRo > -1) {
never evaluated: coengRo > -1
0
234 reordered[len] = C_COENG; -
235 properties[len] = PreForm; -
236 ++len; -
237 reordered[len] = C_RO; -
238 properties[len] = PreForm; -
239 ++len; -
240 }
never executed: }
0
241 -
242 -
243 -
244 -
245 -
246 -
247 if (getKhmerCharClass(item->string[item->item.pos]) & CF_DOTTED_CIRCLE) {
never evaluated: getKhmerCharClass(item->string[item->item.pos]) & CF_DOTTED_CIRCLE
0
248 reordered[len] = C_DOTTED_CIRCLE; -
249 ++len; -
250 }
never executed: }
0
251 -
252 -
253 -
254 for (i = item->item.pos; i < syllableEnd; i += 1) {
never evaluated: i < syllableEnd
0
255 HB_UChar16 uc = item->string[i]; -
256 KhmerCharClass charClass = getKhmerCharClass(uc); -
257 -
258 -
259 if (charClass & CF_POS_BEFORE) {
never evaluated: charClass & CF_POS_BEFORE
0
260 continue;
never executed: continue;
0
261 } -
262 -
263 -
264 if (i == coengRo) {
never evaluated: i == coengRo
0
265 i += 1; -
266 continue;
never executed: continue;
0
267 } -
268 -
269 switch (charClass & CF_POS_MASK) -
270 { -
271 case CF_POS_ABOVE : -
272 reordered[len] = uc; -
273 properties[len] = AboveForm; -
274 ++len; -
275 break;
never executed: break;
0
276 -
277 case CF_POS_AFTER : -
278 reordered[len] = uc; -
279 properties[len] = PostForm; -
280 ++len; -
281 break;
never executed: break;
0
282 -
283 case CF_POS_BELOW : -
284 reordered[len] = uc; -
285 properties[len] = BelowForm; -
286 ++len; -
287 break;
never executed: break;
0
288 -
289 default: -
290 -
291 -
292 if ( (charClass & CF_COENG) && i + 1 < syllableEnd ) {
never evaluated: (charClass & CF_COENG)
never evaluated: i + 1 < syllableEnd
0
293 unsigned char property = (getKhmerCharClass(item->string[i+1]) & CF_CLASS_MASK) == CC_CONSONANT3 ?
never evaluated: (getKhmerCharClass(item->string[i+1]) & CF_CLASS_MASK) == CC_CONSONANT3
0
294 PostForm : BelowForm; -
295 reordered[len] = uc; -
296 properties[len] = property; -
297 ++len; -
298 i += 1; -
299 reordered[len] = item->string[i]; -
300 properties[len] = property; -
301 ++len; -
302 break;
never executed: break;
0
303 } -
304 -
305 -
306 -
307 -
308 -
309 -
310 if ( (charClass & CF_SHIFTER) && (i + 1 < syllableEnd) ) {
never evaluated: (charClass & CF_SHIFTER)
never evaluated: (i + 1 < syllableEnd)
0
311 if (getKhmerCharClass(item->string[i+1]) & CF_ABOVE_VOWEL ) {
never evaluated: getKhmerCharClass(item->string[i+1]) & CF_ABOVE_VOWEL
0
312 reordered[len] = uc; -
313 properties[len] = BelowForm; -
314 ++len; -
315 break;
never executed: break;
0
316 } -
317 if (i + 2 < syllableEnd &&
never evaluated: i + 2 < syllableEnd
0
318 (item->string[i+1] == C_VOWEL_AA) &&
never evaluated: (item->string[i+1] == C_VOWEL_AA)
0
319 (item->string[i+2] == C_SIGN_NIKAHIT) )
never evaluated: (item->string[i+2] == C_SIGN_NIKAHIT)
0
320 { -
321 reordered[len] = uc; -
322 properties[len] = BelowForm; -
323 ++len; -
324 break;
never executed: break;
0
325 } -
326 if (i + 3 < syllableEnd && (getKhmerCharClass(item->string[i+3]) & CF_ABOVE_VOWEL) ) {
never evaluated: i + 3 < syllableEnd
never evaluated: (getKhmerCharClass(item->string[i+3]) & CF_ABOVE_VOWEL)
0
327 reordered[len] = uc; -
328 properties[len] = BelowForm; -
329 ++len; -
330 break;
never executed: break;
0
331 } -
332 if (i + 4 < syllableEnd &&
never evaluated: i + 4 < syllableEnd
0
333 (item->string[i+3] == C_VOWEL_AA) &&
never evaluated: (item->string[i+3] == C_VOWEL_AA)
0
334 (item->string[i+4] == C_SIGN_NIKAHIT) )
never evaluated: (item->string[i+4] == C_SIGN_NIKAHIT)
0
335 { -
336 reordered[len] = uc; -
337 properties[len] = BelowForm; -
338 ++len; -
339 break;
never executed: break;
0
340 } -
341 }
never executed: }
0
342 -
343 -
344 reordered[len] = uc; -
345 ++len; -
346 break;
never executed: break;
0
347 } -
348 }
never executed: }
0
349 -
350 if (!item->font->klass->convertStringToGlyphIndices(item->font, 0
351 reordered, len, 0
352 item->glyphs, &item->num_glyphs, 0
353 item->item.bidiLevel % 2))
never evaluated: !item->font->klass->convertStringToGlyphIndices(item->font, reordered, len, item->glyphs, &item->num_glyphs, item->item.bidiLevel % 2)
0
354 return 0;
never executed: return 0;
0
355 -
356 -
357 if(0) printf("after shaping: len=%d", len);
never executed: printf("after shaping: len=%d", len);
never evaluated: 0
0
358 for (i = 0; i < len; i++) {
never evaluated: i < len
0
359 item->attributes[i].mark = 0; -
360 item->attributes[i].clusterStart = 0; -
361 item->attributes[i].justification = 0; -
362 item->attributes[i].zeroWidth = 0; -
363 if(0) printf(" %d: %4x property=%x", i, reordered[i], properties[i]);
never executed: printf(" %d: %4x property=%x", i, reordered[i], properties[i]);
never evaluated: 0
0
364 }
never executed: }
0
365 -
366 -
367 -
368 -
369 if (openType) {
never evaluated: openType
0
370 hb_uint32 where[16]; -
371 for (i = 0; i < len; ++i) {
never evaluated: i < len
0
372 where[i] = ~(PreSubstProperty -
373 | BelowSubstProperty -
374 | AboveSubstProperty -
375 | PostSubstProperty -
376 | CligProperty -
377 | 0x80000000); -
378 if (properties[i] == PreForm)
never evaluated: properties[i] == PreForm
0
379 where[i] &= ~PreFormProperty;
never executed: where[i] &= ~PreFormProperty;
0
380 else if (properties[i] == BelowForm)
never evaluated: properties[i] == BelowForm
0
381 where[i] &= ~BelowFormProperty;
never executed: where[i] &= ~BelowFormProperty;
0
382 else if (properties[i] == AboveForm)
never evaluated: properties[i] == AboveForm
0
383 where[i] &= ~AboveFormProperty;
never executed: where[i] &= ~AboveFormProperty;
0
384 else if (properties[i] == PostForm)
never evaluated: properties[i] == PostForm
0
385 where[i] &= ~PostFormProperty;
never executed: where[i] &= ~PostFormProperty;
0
386 } -
387 -
388 HB_OpenTypeShape(item, where); -
389 if (!HB_OpenTypePosition(item, availableGlyphs, 0))
never evaluated: !HB_OpenTypePosition(item, availableGlyphs, 0)
0
390 return 0;
never executed: return 0;
0
391 } else
never executed: }
0
392 -
393 { -
394 if(0) printf("Not using openType");
never executed: printf("Not using openType");
never evaluated: 0
0
395 HB_HeuristicPosition(item); -
396 }
never executed: }
0
397 -
398 item->attributes[0].clusterStart = (!0); -
399 return (!0);
never executed: return (!0);
0
400} -
401 -
402HB_Bool HB_KhmerShape(HB_ShaperItem *item) -
403{ -
404 HB_Bool openType = 0; -
405 unsigned short *logClusters = item->log_clusters; -
406 int i; -
407 -
408 HB_ShaperItem syllable = *item; -
409 int first_glyph = 0; -
410 -
411 int sstart = item->item.pos; -
412 int end = sstart + item->item.length; -
413 -
414 ((item->item.script == HB_Script_Khmer) ? static_cast<void> (0) : __assert_fail ("item->item.script == HB_Script_Khmer", "../3rdparty/harfbuzz/src/harfbuzz-khmer.c", 604, __PRETTY_FUNCTION__)); -
415 -
416 -
417 openType = HB_SelectScript(item, khmer_features); -
418 -
419 -
420 if(0) printf("khmer_shape: from %d length %d", item->item.pos, item->item.length);
never executed: printf("khmer_shape: from %d length %d", item->item.pos, item->item.length);
never evaluated: 0
0
421 while (sstart < end) {
never evaluated: sstart < end
0
422 HB_Bool invalid; -
423 int send = khmer_nextSyllableBoundary(item->string, sstart, end, &invalid); -
424 if(0) printf("syllable from %d, length %d, invalid=%s", sstart, send-sstart,
never evaluated: 0
0
425 invalid ? "TRUE" : "FALSE");
never executed: printf("syllable from %d, length %d, invalid=%s", sstart, send-sstart, invalid ? "TRUE" : "FALSE");
0
426 syllable.item.pos = sstart; -
427 syllable.item.length = send-sstart; -
428 syllable.glyphs = item->glyphs + first_glyph; -
429 syllable.attributes = item->attributes + first_glyph; -
430 syllable.offsets = item->offsets + first_glyph; -
431 syllable.advances = item->advances + first_glyph; -
432 syllable.num_glyphs = item->num_glyphs - first_glyph; -
433 if (!khmer_shape_syllable(openType, &syllable)) {
never evaluated: !khmer_shape_syllable(openType, &syllable)
0
434 if(0) printf("syllable shaping failed, syllable requests %d glyphs", syllable.num_glyphs);
never executed: printf("syllable shaping failed, syllable requests %d glyphs", syllable.num_glyphs);
never evaluated: 0
0
435 item->num_glyphs += syllable.num_glyphs; -
436 return 0;
never executed: return 0;
0
437 } -
438 -
439 if(0) printf("syllable:");
never executed: printf("syllable:");
never evaluated: 0
0
440 for (i = first_glyph; i < first_glyph + (int)syllable.num_glyphs; ++i)
never evaluated: i < first_glyph + (int)syllable.num_glyphs
0
441 if(0) printf(" %d -> glyph %x", i, item->glyphs[i]);
never executed: printf(" %d -> glyph %x", i, item->glyphs[i]);
never evaluated: 0
0
442 if(0) printf(" logclusters:");
never executed: printf(" logclusters:");
never evaluated: 0
0
443 for (i = sstart; i < send; ++i) {
never evaluated: i < send
0
444 if(0) printf(" %d -> glyph %d", i, first_glyph);
never executed: printf(" %d -> glyph %d", i, first_glyph);
never evaluated: 0
0
445 logClusters[i-item->item.pos] = first_glyph; -
446 }
never executed: }
0
447 sstart = send; -
448 first_glyph += syllable.num_glyphs; -
449 }
never executed: }
0
450 item->num_glyphs = first_glyph; -
451 return (!0);
never executed: return (!0);
0
452} -
453 -
454void HB_KhmerAttributes(HB_Script script, const HB_UChar16 *text, hb_uint32 from, hb_uint32 len, HB_CharAttributes *attributes) -
455{ -
456 int end = from + len; -
457 const HB_UChar16 *uc = text + from; -
458 hb_uint32 i = 0; -
459 ((script) = (script)); -
460 attributes += from; -
461 while ( i < len ) {
never evaluated: i < len
0
462 HB_Bool invalid; -
463 hb_uint32 boundary = khmer_nextSyllableBoundary( text, from+i, end, &invalid ) - from; -
464 -
465 attributes[i].graphemeBoundary = (!0); -
466 -
467 if ( boundary > len-1 ) boundary = len;
never executed: boundary = len;
never evaluated: boundary > len-1
0
468 i++; -
469 while ( i < boundary ) {
never evaluated: i < boundary
0
470 attributes[i].graphemeBoundary = 0; -
471 ++uc; -
472 ++i; -
473 }
never executed: }
0
474 ((i == boundary) ? static_cast<void> (0) : __assert_fail ("i == boundary", "../3rdparty/harfbuzz/src/harfbuzz-khmer.c", 664, __PRETTY_FUNCTION__)); -
475 }
never executed: }
0
476}
never executed: }
0
477 -
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