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1 /*
2  * Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies)
3  *
4  * This is part of HarfBuzz, an OpenType Layout engine library.
5  *
6  * Permission is hereby granted, without written agreement and without
7  * license or royalty fees, to use, copy, modify, and distribute this
8  * software and its documentation for any purpose, provided that the
9  * above copyright notice and the following two paragraphs appear in
10  * all copies of this software.
11  *
12  * IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR
13  * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES
14  * ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN
15  * IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH
16  * DAMAGE.
17  *
18  * THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING,
19  * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
20  * FITNESS FOR A PARTICULAR PURPOSE.  THE SOFTWARE PROVIDED HEREUNDER IS
21  * ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO
22  * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
23  */
24 
25 #include <QtTest/QtTest>
26 
27 #include <ft2build.h>
28 #include FT_FREETYPE_H
29 #include FT_TRUETYPE_TABLES_H
30 
31 #include <harfbuzz-shaper.h>
32 #include <harfbuzz-global.h>
33 #include <harfbuzz-gpos.h>
34 
35 static FT_Library freetype;
36 
loadFace(const char * name)37 static FT_Face loadFace(const char *name)
38 {
39     FT_Face face;
40     char path[256];
41 
42     strcpy(path, SRCDIR);
43     strcat(path, "/fonts/");
44     strcat(path, name);
45 
46     if (FT_New_Face(freetype, path, /*index*/0, &face))
47         return 0;
48     return face;
49 }
50 
getChar(const HB_UChar16 * string,hb_uint32 length,hb_uint32 & i)51 static HB_UChar32 getChar(const HB_UChar16 *string, hb_uint32 length, hb_uint32 &i)
52 {
53     HB_UChar32 ch;
54     if (HB_IsHighSurrogate(string[i])
55         && i < length - 1
56         && HB_IsLowSurrogate(string[i + 1])) {
57         ch = HB_SurrogateToUcs4(string[i], string[i + 1]);
58         ++i;
59     } else {
60         ch = string[i];
61     }
62     return ch;
63 }
64 
hb_stringToGlyphs(HB_Font font,const HB_UChar16 * string,hb_uint32 length,HB_Glyph * glyphs,hb_uint32 * numGlyphs,HB_Bool)65 static HB_Bool hb_stringToGlyphs(HB_Font font, const HB_UChar16 *string, hb_uint32 length, HB_Glyph *glyphs, hb_uint32 *numGlyphs, HB_Bool /*rightToLeft*/)
66 {
67     FT_Face face = (FT_Face)font->userData;
68     if (length > *numGlyphs)
69         return false;
70 
71     int glyph_pos = 0;
72     for (hb_uint32 i = 0; i < length; ++i) {
73         glyphs[glyph_pos] = FT_Get_Char_Index(face, getChar(string, length, i));
74         ++glyph_pos;
75     }
76 
77     *numGlyphs = glyph_pos;
78 
79     return true;
80 }
81 
hb_getAdvances(HB_Font,const HB_Glyph *,hb_uint32 numGlyphs,HB_Fixed * advances,int)82 static void hb_getAdvances(HB_Font /*font*/, const HB_Glyph * /*glyphs*/, hb_uint32 numGlyphs, HB_Fixed *advances, int /*flags*/)
83 {
84     for (hb_uint32 i = 0; i < numGlyphs; ++i)
85         advances[i] = 0; // ### not tested right now
86 }
87 
hb_canRender(HB_Font font,const HB_UChar16 * string,hb_uint32 length)88 static HB_Bool hb_canRender(HB_Font font, const HB_UChar16 *string, hb_uint32 length)
89 {
90     FT_Face face = (FT_Face)font->userData;
91 
92     for (hb_uint32 i = 0; i < length; ++i)
93         if (!FT_Get_Char_Index(face, getChar(string, length, i)))
94             return false;
95 
96     return true;
97 }
98 
hb_getSFntTable(void * font,HB_Tag tableTag,HB_Byte * buffer,HB_UInt * length)99 static HB_Error hb_getSFntTable(void *font, HB_Tag tableTag, HB_Byte *buffer, HB_UInt *length)
100 {
101     FT_Face face = (FT_Face)font;
102     FT_ULong ftlen = *length;
103     FT_Error error = 0;
104 
105     if (!FT_IS_SFNT(face))
106         return HB_Err_Invalid_Argument;
107 
108     error = FT_Load_Sfnt_Table(face, tableTag, 0, buffer, &ftlen);
109     *length = ftlen;
110     return (HB_Error)error;
111 }
112 
hb_getPointInOutline(HB_Font font,HB_Glyph glyph,int flags,hb_uint32 point,HB_Fixed * xpos,HB_Fixed * ypos,hb_uint32 * nPoints)113 HB_Error hb_getPointInOutline(HB_Font font, HB_Glyph glyph, int flags, hb_uint32 point, HB_Fixed *xpos, HB_Fixed *ypos, hb_uint32 *nPoints)
114 {
115     HB_Error error = HB_Err_Ok;
116     FT_Face face = (FT_Face)font->userData;
117 
118     int load_flags = (flags & HB_ShaperFlag_UseDesignMetrics) ? FT_LOAD_NO_HINTING : FT_LOAD_DEFAULT;
119 
120     if ((error = (HB_Error)FT_Load_Glyph(face, glyph, load_flags)))
121         return error;
122 
123     if (face->glyph->format != ft_glyph_format_outline)
124         return (HB_Error)HB_Err_Invalid_SubTable;
125 
126     *nPoints = face->glyph->outline.n_points;
127     if (!(*nPoints))
128         return HB_Err_Ok;
129 
130     if (point > *nPoints)
131         return (HB_Error)HB_Err_Invalid_SubTable;
132 
133     *xpos = face->glyph->outline.points[point].x;
134     *ypos = face->glyph->outline.points[point].y;
135 
136     return HB_Err_Ok;
137 }
138 
hb_getGlyphMetrics(HB_Font font,HB_Glyph glyph,HB_GlyphMetrics * metrics)139 void hb_getGlyphMetrics(HB_Font font, HB_Glyph glyph, HB_GlyphMetrics *metrics)
140 {
141     // ###
142     metrics->x = metrics->y = metrics->width = metrics->height = metrics->xOffset = metrics->yOffset = 0;
143 }
144 
hb_getFontMetric(HB_Font font,HB_FontMetric metric)145 HB_Fixed hb_getFontMetric(HB_Font font, HB_FontMetric metric)
146 {
147     return 0; // ####
148 }
149 
150 const HB_FontClass hb_fontClass = {
151     hb_stringToGlyphs, hb_getAdvances, hb_canRender,
152     hb_getPointInOutline, hb_getGlyphMetrics, hb_getFontMetric
153 };
154 
155 
156 //TESTED_CLASS=
157 //TESTED_FILES= gui/text/qscriptengine.cpp
158 
159 class tst_QScriptEngine : public QObject
160 {
161 Q_OBJECT
162 
163 public:
164     tst_QScriptEngine();
165     virtual ~tst_QScriptEngine();
166 
167 
168 public slots:
169     void initTestCase();
170     void cleanupTestCase();
171 private slots:
172     void devanagari();
173     void bengali();
174     void gurmukhi();
175     // gujarati missing
176     void oriya();
177     void tamil();
178     void telugu();
179     void kannada();
180     void malayalam();
181     // sinhala missing
182 
183     void khmer();
184     void linearB();
185 };
186 
tst_QScriptEngine()187 tst_QScriptEngine::tst_QScriptEngine()
188 {
189 }
190 
~tst_QScriptEngine()191 tst_QScriptEngine::~tst_QScriptEngine()
192 {
193 }
194 
initTestCase()195 void tst_QScriptEngine::initTestCase()
196 {
197     FT_Init_FreeType(&freetype);
198 }
199 
cleanupTestCase()200 void tst_QScriptEngine::cleanupTestCase()
201 {
202     FT_Done_FreeType(freetype);
203 }
204 
205 struct ShapeTable {
206     unsigned short unicode[16];
207     unsigned short glyphs[16];
208 };
209 
shaping(FT_Face face,const ShapeTable * s,HB_Script script)210 static bool shaping(FT_Face face, const ShapeTable *s, HB_Script script)
211 {
212     QString str = QString::fromUtf16( s->unicode );
213 
214     HB_Face hbFace = HB_NewFace(face, hb_getSFntTable);
215 
216     HB_FontRec hbFont;
217     hbFont.klass = &hb_fontClass;
218     hbFont.userData = face;
219     hbFont.x_ppem  = face->size->metrics.x_ppem;
220     hbFont.y_ppem  = face->size->metrics.y_ppem;
221     hbFont.x_scale = face->size->metrics.x_scale;
222     hbFont.y_scale = face->size->metrics.y_scale;
223 
224     HB_ShaperItem shaper_item;
225     shaper_item.kerning_applied = false;
226     shaper_item.string = reinterpret_cast<const HB_UChar16 *>(str.constData());
227     shaper_item.stringLength = str.length();
228     shaper_item.item.script = script;
229     shaper_item.item.pos = 0;
230     shaper_item.item.length = shaper_item.stringLength;
231     shaper_item.item.bidiLevel = 0; // ###
232     shaper_item.shaperFlags = 0;
233     shaper_item.font = &hbFont;
234     shaper_item.face = hbFace;
235     shaper_item.num_glyphs = shaper_item.item.length;
236     shaper_item.glyphIndicesPresent = false;
237     shaper_item.initialGlyphCount = 0;
238 
239     QVarLengthArray<HB_Glyph> hb_glyphs(shaper_item.num_glyphs);
240     QVarLengthArray<HB_GlyphAttributes> hb_attributes(shaper_item.num_glyphs);
241     QVarLengthArray<HB_Fixed> hb_advances(shaper_item.num_glyphs);
242     QVarLengthArray<HB_FixedPoint> hb_offsets(shaper_item.num_glyphs);
243     QVarLengthArray<unsigned short> hb_logClusters(shaper_item.num_glyphs);
244 
245     while (1) {
246         hb_glyphs.resize(shaper_item.num_glyphs);
247         hb_attributes.resize(shaper_item.num_glyphs);
248         hb_advances.resize(shaper_item.num_glyphs);
249         hb_offsets.resize(shaper_item.num_glyphs);
250         hb_logClusters.resize(shaper_item.num_glyphs);
251 
252         memset(hb_glyphs.data(), 0, hb_glyphs.size() * sizeof(HB_Glyph));
253         memset(hb_attributes.data(), 0, hb_attributes.size() * sizeof(HB_GlyphAttributes));
254         memset(hb_advances.data(), 0, hb_advances.size() * sizeof(HB_Fixed));
255         memset(hb_offsets.data(), 0, hb_offsets.size() * sizeof(HB_FixedPoint));
256 
257         shaper_item.glyphs = hb_glyphs.data();
258         shaper_item.attributes = hb_attributes.data();
259         shaper_item.advances = hb_advances.data();
260         shaper_item.offsets = hb_offsets.data();
261         shaper_item.log_clusters = hb_logClusters.data();
262 
263         if (HB_ShapeItem(&shaper_item))
264             break;
265 
266     }
267 
268     HB_FreeFace(hbFace);
269 
270     hb_uint32 nglyphs = 0;
271     const unsigned short *g = s->glyphs;
272     while ( *g ) {
273 	nglyphs++;
274 	g++;
275     }
276 
277     if( nglyphs != shaper_item.num_glyphs )
278 	goto error;
279 
280     for (hb_uint32 i = 0; i < nglyphs; ++i) {
281 	if ((shaper_item.glyphs[i]&0xffffff) != s->glyphs[i])
282 	    goto error;
283     }
284     return true;
285  error:
286     str = "";
287     const unsigned short *uc = s->unicode;
288     while (*uc) {
289 	str += QString("%1 ").arg(*uc, 4, 16);
290 	++uc;
291     }
292     qDebug("%s: shaping of string %s failed, nglyphs=%d, expected %d",
293            face->family_name,
294            str.toLatin1().constData(),
295            shaper_item.num_glyphs, nglyphs);
296 
297     str = "";
298     hb_uint32 i = 0;
299     while (i < shaper_item.num_glyphs) {
300 	str += QString("%1 ").arg(shaper_item.glyphs[i], 4, 16);
301 	++i;
302     }
303     qDebug("    glyph result = %s", str.toLatin1().constData());
304     return false;
305 }
306 
devanagari()307 void tst_QScriptEngine::devanagari()
308 {
309     {
310         FT_Face face = loadFace("raghu.ttf");
311         if (face) {
312 	    const ShapeTable shape_table [] = {
313 		// Ka
314 		{ { 0x0915, 0x0 },
315 		  { 0x0080, 0x0 } },
316 		// Ka Halant
317 		{ { 0x0915, 0x094d, 0x0 },
318 		  { 0x0080, 0x0051, 0x0 } },
319 		// Ka Halant Ka
320 		{ { 0x0915, 0x094d, 0x0915, 0x0 },
321 		  { 0x00c8, 0x0080, 0x0 } },
322 		// Ka MatraI
323 		{ { 0x0915, 0x093f, 0x0 },
324 		  { 0x01d1, 0x0080, 0x0 } },
325 		// Ra Halant Ka
326 		{ { 0x0930, 0x094d, 0x0915, 0x0 },
327 		  { 0x0080, 0x005b, 0x0 } },
328 		// Ra Halant Ka MatraI
329 		{ { 0x0930, 0x094d, 0x0915, 0x093f, 0x0 },
330 		  { 0x01d1, 0x0080, 0x005b, 0x0 } },
331 		// MatraI
332 		{ { 0x093f, 0x0 },
333 		  { 0x01d4, 0x029c, 0x0 } },
334 		// Ka Nukta
335 		{ { 0x0915, 0x093c, 0x0 },
336 		  { 0x00a4, 0x0 } },
337 		// Ka Halant Ra
338 		{ { 0x0915, 0x094d, 0x0930, 0x0 },
339 		  { 0x0110, 0x0 } },
340 		// Ka Halant Ra Halant Ka
341 		{ { 0x0915, 0x094d, 0x0930, 0x094d, 0x0915, 0x0 },
342 		  { 0x0158, 0x0080, 0x0 } },
343 		{ { 0x0930, 0x094d, 0x200d, 0x0 },
344 		  { 0x00e2, 0x0 } },
345 		{ { 0x0915, 0x094d, 0x0930, 0x094d, 0x200d, 0x0 },
346 		  { 0x0158, 0x0 } },
347 
348 		{ {0}, {0} }
349 	    };
350 
351 
352 	    const ShapeTable *s = shape_table;
353 	    while (s->unicode[0]) {
354 		QVERIFY( shaping(face, s, HB_Script_Devanagari) );
355 		++s;
356 	    }
357 
358             FT_Done_Face(face);
359 	} else {
360 	    QSKIP("couln't find raghu.ttf", SkipAll);
361 	}
362     }
363 
364     {
365         FT_Face face = loadFace("mangal.ttf");
366         if (face) {
367 	    const ShapeTable shape_table [] = {
368 		// Ka
369 		{ { 0x0915, 0x0 },
370 		  { 0x0080, 0x0 } },
371 		// Ka Halant
372 		{ { 0x0915, 0x094d, 0x0 },
373 		  { 0x0080, 0x0051, 0x0 } },
374 		// Ka Halant Ka
375 		{ { 0x0915, 0x094d, 0x0915, 0x0 },
376 		  { 0x00c8, 0x0080, 0x0 } },
377 		// Ka MatraI
378 		{ { 0x0915, 0x093f, 0x0 },
379 		  { 0x01d1, 0x0080, 0x0 } },
380 		// Ra Halant Ka
381 		{ { 0x0930, 0x094d, 0x0915, 0x0 },
382 		  { 0x0080, 0x005b, 0x0 } },
383 		// Ra Halant Ka MatraI
384 		{ { 0x0930, 0x094d, 0x0915, 0x093f, 0x0 },
385 		  { 0x01d1, 0x0080, 0x005b, 0x0 } },
386 		// MatraI
387 		{ { 0x093f, 0x0 },
388 		  { 0x01d4, 0x029c, 0x0 } },
389 		// Ka Nukta
390 		{ { 0x0915, 0x093c, 0x0 },
391 		  { 0x00a4, 0x0 } },
392 		// Ka Halant Ra
393 		{ { 0x0915, 0x094d, 0x0930, 0x0 },
394 		  { 0x0110, 0x0 } },
395 		// Ka Halant Ra Halant Ka
396 		{ { 0x0915, 0x094d, 0x0930, 0x094d, 0x0915, 0x0 },
397 		  { 0x0158, 0x0080, 0x0 } },
398 
399                 { { 0x92b, 0x94d, 0x930, 0x0 },
400                   { 0x125, 0x0 } },
401                 { { 0x92b, 0x93c, 0x94d, 0x930, 0x0 },
402                   { 0x149, 0x0 } },
403 		{ {0}, {0} }
404 	    };
405 
406 	    const ShapeTable *s = shape_table;
407 	    while (s->unicode[0]) {
408 		QVERIFY( shaping(face, s, HB_Script_Devanagari) );
409 		++s;
410 	    }
411 
412             FT_Done_Face(face);
413 	} else {
414 	    QSKIP("couldn't find mangal.ttf", SkipAll);
415 	}
416     }
417 }
418 
bengali()419 void tst_QScriptEngine::bengali()
420 {
421     {
422         FT_Face face = loadFace("AkaashNormal.ttf");
423         if (face) {
424 	    const ShapeTable shape_table [] = {
425 		// Ka
426 		{ { 0x0995, 0x0 },
427 		  { 0x0151, 0x0 } },
428 		// Ka Halant
429 		{ { 0x0995, 0x09cd, 0x0 },
430 		  { 0x0151, 0x017d, 0x0 } },
431 		// Ka Halant Ka
432 		{ { 0x0995, 0x09cd, 0x0995, 0x0 },
433 		  { 0x019b, 0x0 } },
434 		// Ka MatraI
435 		{ { 0x0995, 0x09bf, 0x0 },
436 		  { 0x0173, 0x0151, 0x0 } },
437 		// Ra Halant Ka
438 		{ { 0x09b0, 0x09cd, 0x0995, 0x0 },
439 		  { 0x0151, 0x0276, 0x0 } },
440 		// Ra Halant Ka MatraI
441 		{ { 0x09b0, 0x09cd, 0x0995, 0x09bf, 0x0 },
442 		  { 0x0173, 0x0151, 0x0276, 0x0 } },
443 		// Ka Nukta
444 		{ { 0x0995, 0x09bc, 0x0 },
445 		  { 0x0151, 0x0171, 0x0 } },
446 		// Ka Halant Ra
447 		{ { 0x0995, 0x09cd, 0x09b0, 0x0 },
448 		  { 0x01f4, 0x0 } },
449 		// Ka Halant Ra Halant Ka
450 		{ { 0x0995, 0x09cd, 0x09b0, 0x09cd, 0x0995, 0x0 },
451 		  { 0x025c, 0x0276, 0x0151, 0x0 } },
452 		// Ya + Halant
453 		{ { 0x09af, 0x09cd, 0x0 },
454 		  { 0x016a, 0x017d, 0x0 } },
455 		// Da Halant Ya -> Da Ya-Phala
456 		{ { 0x09a6, 0x09cd, 0x09af, 0x0 },
457 		  { 0x01e5, 0x0 } },
458 		// A Halant Ya -> A Ya-phala
459 		{ { 0x0985, 0x09cd, 0x09af, 0x0 },
460 		  { 0x0145, 0x01cf, 0x0 } },
461 		// Na Halant Ka
462 		{ { 0x09a8, 0x09cd, 0x0995, 0x0 },
463 		  { 0x026f, 0x0151, 0x0 } },
464 		// Na Halant ZWNJ Ka
465 		{ { 0x09a8, 0x09cd, 0x200c, 0x0995, 0x0 },
466 		  { 0x0164, 0x017d, 0x0151, 0x0 } },
467 		// Na Halant ZWJ Ka
468 		{ { 0x09a8, 0x09cd, 0x200d, 0x0995, 0x0 },
469 		  { 0x026f, 0x0151, 0x0 } },
470 		// Ka Halant ZWNJ Ka
471 		{ { 0x0995, 0x09cd, 0x200c, 0x0995, 0x0 },
472 		  { 0x0151, 0x017d, 0x0151, 0x0 } },
473 		// Ka Halant ZWJ Ka
474 		{ { 0x0995, 0x09cd, 0x200d, 0x0995, 0x0 },
475 		  { 0x025c, 0x0151, 0x0 } },
476 		// Na Halant Ra
477 		{ { 0x09a8, 0x09cd, 0x09b0, 0x0 },
478 		  { 0x0207, 0x0 } },
479 		// Na Halant ZWNJ Ra
480 		{ { 0x09a8, 0x09cd, 0x200c, 0x09b0, 0x0 },
481 		  { 0x0164, 0x017d, 0x016b, 0x0 } },
482 		// Na Halant ZWJ Ra
483 		{ { 0x09a8, 0x09cd, 0x200d, 0x09b0, 0x0 },
484 		  { 0x026f, 0x016b, 0x0 } },
485 		// Na Halant Ba
486 		{ { 0x09a8, 0x09cd, 0x09ac, 0x0 },
487 		  { 0x022f, 0x0 } },
488 		// Na Halant ZWNJ Ba
489 		{ { 0x09a8, 0x09cd, 0x200c, 0x09ac, 0x0 },
490 		  { 0x0164, 0x017d, 0x0167, 0x0 } },
491 		// Na Halant ZWJ Ba
492 		{ { 0x09a8, 0x09cd, 0x200d, 0x09ac, 0x0 },
493 		  { 0x026f, 0x0167, 0x0 } },
494 		// Na Halant Dha
495 		{ { 0x09a8, 0x09cd, 0x09a7, 0x0 },
496 		  { 0x01d3, 0x0 } },
497 		// Na Halant ZWNJ Dha
498 		{ { 0x09a8, 0x09cd, 0x200c, 0x09a7, 0x0 },
499 		  { 0x0164, 0x017d, 0x0163, 0x0 } },
500 		// Na Halant ZWJ Dha
501 		{ { 0x09a8, 0x09cd, 0x200d, 0x09a7, 0x0 },
502 		  { 0x026f, 0x0163, 0x0 } },
503 		// Ra Halant Ka MatraAU
504 		{ { 0x09b0, 0x09cd, 0x0995, 0x09cc, 0x0 },
505 		  { 0x0179, 0x0151, 0x0276, 0x017e, 0x0 } },
506 		// Ra Halant Ba Halant Ba
507 		{ { 0x09b0, 0x09cd, 0x09ac, 0x09cd, 0x09ac, 0x0 },
508 		  { 0x0232, 0x0276, 0x0 } },
509                 { { 0x9b0, 0x9cd, 0x995, 0x9be, 0x982, 0x0 },
510                   { 0x151, 0x276, 0x172, 0x143, 0x0 } },
511                 { { 0x9b0, 0x9cd, 0x995, 0x9be, 0x983, 0x0 },
512                   { 0x151, 0x276, 0x172, 0x144, 0x0 } },
513 
514 		{ {0}, {0} }
515 	    };
516 
517 
518 	    const ShapeTable *s = shape_table;
519 	    while (s->unicode[0]) {
520 		QVERIFY( shaping(face, s, HB_Script_Bengali) );
521 		++s;
522 	    }
523 
524             FT_Done_Face(face);
525 	} else {
526 	    QSKIP("couln't find AkaashNormal.ttf", SkipAll);
527 	}
528     }
529     {
530         FT_Face face = loadFace("MuktiNarrow.ttf");
531         if (face) {
532 	    const ShapeTable shape_table [] = {
533 		// Ka
534 		{ { 0x0995, 0x0 },
535 		  { 0x0073, 0x0 } },
536 		// Ka Halant
537 		{ { 0x0995, 0x09cd, 0x0 },
538 		  { 0x00b9, 0x0 } },
539 		// Ka Halant Ka
540 		{ { 0x0995, 0x09cd, 0x0995, 0x0 },
541 		  { 0x0109, 0x0 } },
542 		// Ka MatraI
543 		{ { 0x0995, 0x09bf, 0x0 },
544 		  { 0x0095, 0x0073, 0x0 } },
545 		// Ra Halant Ka
546 		{ { 0x09b0, 0x09cd, 0x0995, 0x0 },
547 		  { 0x0073, 0x00e1, 0x0 } },
548 		// Ra Halant Ka MatraI
549 		{ { 0x09b0, 0x09cd, 0x0995, 0x09bf, 0x0 },
550 		  { 0x0095, 0x0073, 0x00e1, 0x0 } },
551 		// MatraI
552  		{ { 0x09bf, 0x0 },
553 		  { 0x0095, 0x01c8, 0x0 } },
554 		// Ka Nukta
555 		{ { 0x0995, 0x09bc, 0x0 },
556 		  { 0x0073, 0x0093, 0x0 } },
557 		// Ka Halant Ra
558 		{ { 0x0995, 0x09cd, 0x09b0, 0x0 },
559 		  { 0x00e5, 0x0 } },
560 		// Ka Halant Ra Halant Ka
561                 { { 0x995, 0x9cd, 0x9b0, 0x9cd, 0x995, 0x0 },
562                   { 0x234, 0x24e, 0x73, 0x0 } },
563 		// Ya + Halant
564 		{ { 0x09af, 0x09cd, 0x0 },
565 		  { 0x00d2, 0x0 } },
566 		// Da Halant Ya -> Da Ya-Phala
567 		{ { 0x09a6, 0x09cd, 0x09af, 0x0 },
568 		  { 0x0084, 0x00e2, 0x0 } },
569 		// A Halant Ya -> A Ya-phala
570 		{ { 0x0985, 0x09cd, 0x09af, 0x0 },
571 		  { 0x0067, 0x00e2, 0x0 } },
572 		// Na Halant Ka
573 		{ { 0x09a8, 0x09cd, 0x0995, 0x0 },
574 		  { 0x0188, 0x0 } },
575 		// Na Halant ZWNJ Ka
576                 { { 0x9a8, 0x9cd, 0x200c, 0x995, 0x0 },
577                   { 0xcc, 0x73, 0x0 } },
578 		// Na Halant ZWJ Ka
579                 { { 0x9a8, 0x9cd, 0x200d, 0x995, 0x0 },
580                   { 0x247, 0x73, 0x0 } },
581 		// Ka Halant ZWNJ Ka
582                 { { 0x9a8, 0x9cd, 0x200d, 0x995, 0x0 },
583                   { 0x247, 0x73, 0x0 } },
584 		// Ka Halant ZWJ Ka
585                 { { 0x9a8, 0x9cd, 0x200d, 0x995, 0x0 },
586                   { 0x247, 0x73, 0x0 } },
587 		// Na Halant Ra
588 		{ { 0x09a8, 0x09cd, 0x09b0, 0x0 },
589 		  { 0x00f8, 0x0 } },
590 		// Na Halant ZWNJ Ra
591 		{ { 0x09a8, 0x09cd, 0x200c, 0x09b0, 0x0 },
592 		  { 0xcc, 0x8d, 0x0 } },
593 		// Na Halant ZWJ Ra
594                 { { 0x9a8, 0x9cd, 0x200d, 0x9b0, 0x0 },
595                   { 0x247, 0x8d, 0x0 } },
596 		// Na Halant Ba
597 		{ { 0x09a8, 0x09cd, 0x09ac, 0x0 },
598 		  { 0x0139, 0x0 } },
599 		// Na Halant ZWNJ Ba
600                 { { 0x9a8, 0x9cd, 0x200c, 0x9ac, 0x0 },
601                   { 0xcc, 0x89, 0x0 } },
602 		// Na Halant ZWJ Ba
603                 { { 0x9a8, 0x9cd, 0x200d, 0x9ac, 0x0 },
604                   { 0x247, 0x89, 0x0 } },
605 		// Na Halant Dha
606 		{ { 0x09a8, 0x09cd, 0x09a7, 0x0 },
607 		  { 0x0145, 0x0 } },
608 		// Na Halant ZWNJ Dha
609 		{ { 0x09a8, 0x09cd, 0x200c, 0x09a7, 0x0 },
610 		  { 0xcc, 0x85, 0x0 } },
611 		// Na Halant ZWJ Dha
612 		{ { 0x09a8, 0x09cd, 0x200d, 0x09a7, 0x0 },
613 		  { 0x247, 0x85, 0x0 } },
614 		// Ra Halant Ka MatraAU
615                 { { 0x9b0, 0x9cd, 0x995, 0x9cc, 0x0 },
616                   { 0x232, 0x73, 0xe1, 0xa0, 0x0 } },
617 		// Ra Halant Ba Halant Ba
618 		{ { 0x09b0, 0x09cd, 0x09ac, 0x09cd, 0x09ac, 0x0 },
619 		  { 0x013b, 0x00e1, 0x0 } },
620 
621 		{ {0}, {0} }
622 	    };
623 
624 
625 	    const ShapeTable *s = shape_table;
626 	    while (s->unicode[0]) {
627 		QVERIFY( shaping(face, s, HB_Script_Bengali) );
628 		++s;
629 	    }
630 
631             FT_Done_Face(face);
632 	} else {
633 	    QSKIP("couln't find MuktiNarrow.ttf", SkipAll);
634 	}
635     }
636     {
637         FT_Face face = loadFace("LikhanNormal.ttf");
638         if (face) {
639 	    const ShapeTable shape_table [] = {
640 		{ { 0x09a8, 0x09cd, 0x09af, 0x0 },
641 		  { 0x0192, 0x0 } },
642 		{ { 0x09b8, 0x09cd, 0x09af, 0x0 },
643 		  { 0x01d6, 0x0 } },
644 		{ { 0x09b6, 0x09cd, 0x09af, 0x0 },
645 		  { 0x01bc, 0x0 } },
646 		{ { 0x09b7, 0x09cd, 0x09af, 0x0 },
647 		  { 0x01c6, 0x0 } },
648 		{ { 0x09b0, 0x09cd, 0x09a8, 0x09cd, 0x200d, 0x0 },
649 		  { 0xd3, 0x12f, 0x0 } },
650 
651 		{ {0}, {0} }
652 	    };
653 
654 
655 	    const ShapeTable *s = shape_table;
656 	    while (s->unicode[0]) {
657 		QVERIFY( shaping(face, s, HB_Script_Bengali) );
658 		++s;
659 	    }
660 
661             FT_Done_Face(face);
662 	} else {
663 	    QSKIP("couln't find LikhanNormal.ttf", SkipAll);
664 	}
665     }
666 }
667 
gurmukhi()668 void tst_QScriptEngine::gurmukhi()
669 {
670     {
671         FT_Face face = loadFace("lohit.punjabi.1.1.ttf");
672         if (face) {
673 	    const ShapeTable shape_table [] = {
674 		{ { 0xA15, 0xA4D, 0xa39, 0x0 },
675 		  { 0x3b, 0x8b, 0x0 } },
676 		{ {0}, {0} }
677 	    };
678 
679 
680 	    const ShapeTable *s = shape_table;
681 	    while (s->unicode[0]) {
682 		QVERIFY( shaping(face, s, HB_Script_Gurmukhi) );
683 		++s;
684 	    }
685 
686             FT_Done_Face(face);
687 	} else {
688 	    QSKIP("couln't find lohit.punjabi.1.1.ttf", SkipAll);
689 	}
690     }
691 }
692 
oriya()693 void tst_QScriptEngine::oriya()
694 {
695     {
696         FT_Face face = loadFace("utkalm.ttf");
697         if (face) {
698 	    const ShapeTable shape_table [] = {
699                 { { 0xb15, 0xb4d, 0xb24, 0xb4d, 0xb30, 0x0 },
700                   { 0x150, 0x125, 0x0 } },
701                 { { 0xb24, 0xb4d, 0xb24, 0xb4d, 0xb2c, 0x0 },
702                   { 0x151, 0x120, 0x0 } },
703                 { { 0xb28, 0xb4d, 0xb24, 0xb4d, 0xb2c, 0x0 },
704                   { 0x152, 0x120, 0x0 } },
705                 { { 0xb28, 0xb4d, 0xb24, 0xb4d, 0xb2c, 0x0 },
706                   { 0x152, 0x120, 0x0 } },
707                 { { 0xb28, 0xb4d, 0xb24, 0xb4d, 0xb30, 0x0 },
708                   { 0x176, 0x0 } },
709                 { { 0xb38, 0xb4d, 0xb24, 0xb4d, 0xb30, 0x0 },
710                   { 0x177, 0x0 } },
711                 { { 0xb28, 0xb4d, 0xb24, 0xb4d, 0xb30, 0xb4d, 0xb2f, 0x0 },
712                   { 0x176, 0x124, 0x0 } },
713                 { {0}, {0} }
714 
715             };
716 
717 	    const ShapeTable *s = shape_table;
718 	    while (s->unicode[0]) {
719 		QVERIFY( shaping(face, s, HB_Script_Oriya) );
720 		++s;
721 	    }
722 
723             FT_Done_Face(face);
724 	} else {
725 	    QSKIP("couln't find utkalm.ttf", SkipAll);
726 	}
727     }
728 }
729 
730 
tamil()731 void tst_QScriptEngine::tamil()
732 {
733     {
734         FT_Face face = loadFace("akruti1.ttf");
735         if (face) {
736 	    const ShapeTable shape_table [] = {
737 		{ { 0x0b95, 0x0bc2, 0x0 },
738 		  { 0x004e, 0x0 } },
739 		{ { 0x0bae, 0x0bc2, 0x0 },
740 		  { 0x009e, 0x0 } },
741 		{ { 0x0b9a, 0x0bc2, 0x0 },
742 		  { 0x0058, 0x0 } },
743 		{ { 0x0b99, 0x0bc2, 0x0 },
744 		  { 0x0053, 0x0 } },
745 		{ { 0x0bb0, 0x0bc2, 0x0 },
746 		  { 0x00a8, 0x0 } },
747 		{ { 0x0ba4, 0x0bc2, 0x0 },
748 		  { 0x008e, 0x0 } },
749 		{ { 0x0b9f, 0x0bc2, 0x0 },
750 		  { 0x0062, 0x0 } },
751 		{ { 0x0b95, 0x0bc6, 0x0 },
752 		  { 0x000a, 0x0031, 0x0 } },
753 		{ { 0x0b95, 0x0bca, 0x0 },
754 		  { 0x000a, 0x0031, 0x0007, 0x0 } },
755 		{ { 0x0b95, 0x0bc6, 0x0bbe, 0x0 },
756 		  { 0x000a, 0x0031, 0x007, 0x0 } },
757 		{ { 0x0b95, 0x0bcd, 0x0bb7, 0x0 },
758 		  { 0x0049, 0x0 } },
759 		{ { 0x0b95, 0x0bcd, 0x0bb7, 0x0bca, 0x0 },
760 		  { 0x000a, 0x0049, 0x007, 0x0 } },
761 		{ { 0x0b95, 0x0bcd, 0x0bb7, 0x0bc6, 0x0bbe, 0x0 },
762 		  { 0x000a, 0x0049, 0x007, 0x0 } },
763 		{ { 0x0b9f, 0x0bbf, 0x0 },
764 		  { 0x005f, 0x0 } },
765 		{ { 0x0b9f, 0x0bc0, 0x0 },
766 		  { 0x0060, 0x0 } },
767 		{ { 0x0bb2, 0x0bc0, 0x0 },
768 		  { 0x00ab, 0x0 } },
769 		{ { 0x0bb2, 0x0bbf, 0x0 },
770 		  { 0x00aa, 0x0 } },
771 		{ { 0x0bb0, 0x0bcd, 0x0 },
772 		  { 0x00a4, 0x0 } },
773 		{ { 0x0bb0, 0x0bbf, 0x0 },
774 		  { 0x00a5, 0x0 } },
775 		{ { 0x0bb0, 0x0bc0, 0x0 },
776 		  { 0x00a6, 0x0 } },
777 		{ { 0x0b83, 0x0 },
778 		  { 0x0025, 0x0 } },
779 		{ { 0x0b83, 0x0b95, 0x0 },
780 		  { 0x0025, 0x0031, 0x0 } },
781 
782 		{ {0}, {0} }
783 	    };
784 
785 
786 	    const ShapeTable *s = shape_table;
787 	    while (s->unicode[0]) {
788 		QVERIFY( shaping(face, s, HB_Script_Tamil) );
789 		++s;
790 	    }
791 
792             FT_Done_Face(face);
793 	} else {
794 	    QSKIP("couln't find akruti1.ttf", SkipAll);
795 	}
796     }
797 }
798 
799 
telugu()800 void tst_QScriptEngine::telugu()
801 {
802     {
803         FT_Face face = loadFace("Pothana2000.ttf");
804         if (face) {
805 	    const ShapeTable shape_table [] = {
806                 { { 0xc15, 0xc4d, 0x0 },
807                   { 0xbb, 0x0 } },
808                 { { 0xc15, 0xc4d, 0xc37, 0x0 },
809                   { 0x4b, 0x0 } },
810                 { { 0xc15, 0xc4d, 0xc37, 0xc4d, 0x0 },
811                   { 0xe0, 0x0 } },
812                 { { 0xc15, 0xc4d, 0xc37, 0xc4d, 0xc23, 0x0 },
813                   { 0x4b, 0x91, 0x0 } },
814                 { { 0xc15, 0xc4d, 0xc30, 0x0 },
815                   { 0x5a, 0xb2, 0x0 } },
816                 { { 0xc15, 0xc4d, 0xc30, 0xc4d, 0x0 },
817                   { 0xbb, 0xb2, 0x0 } },
818                 { { 0xc15, 0xc4d, 0xc30, 0xc4d, 0xc15, 0x0 },
819                   { 0x5a, 0xb2, 0x83, 0x0 } },
820                 { { 0xc15, 0xc4d, 0xc30, 0xc3f, 0x0 },
821                   { 0xe2, 0xb2, 0x0 } },
822                 { { 0xc15, 0xc4d, 0xc15, 0xc48, 0x0 },
823                   { 0xe6, 0xb3, 0x83, 0x0 } },
824                 { { 0xc15, 0xc4d, 0xc30, 0xc48, 0x0 },
825                   { 0xe6, 0xb3, 0x9f, 0x0 } },
826 		{ {0}, {0} }
827 
828             };
829 
830 	    const ShapeTable *s = shape_table;
831 	    while (s->unicode[0]) {
832 		QVERIFY( shaping(face, s, HB_Script_Telugu) );
833 		++s;
834 	    }
835 
836             FT_Done_Face(face);
837 	} else {
838 	    QSKIP("couln't find Pothana2000.ttf", SkipAll);
839 	}
840     }
841 }
842 
843 
kannada()844 void tst_QScriptEngine::kannada()
845 {
846     {
847         FT_Face face = loadFace("Sampige.ttf");
848         if (face) {
849 	    const ShapeTable shape_table [] = {
850 		{ { 0x0ca8, 0x0ccd, 0x0ca8, 0x0 },
851 		  { 0x0049, 0x00ba, 0x0 } },
852 		{ { 0x0ca8, 0x0ccd, 0x0ca1, 0x0 },
853 		  { 0x0049, 0x00b3, 0x0 } },
854 		{ { 0x0caf, 0x0cc2, 0x0 },
855 		  { 0x004f, 0x005d, 0x0 } },
856 		{ { 0x0ce0, 0x0 },
857 		  { 0x006a, 0x0 } },
858 		{ { 0x0ce6, 0x0ce7, 0x0ce8, 0x0 },
859 		  { 0x006b, 0x006c, 0x006d, 0x0 } },
860 		{ { 0x0cb5, 0x0ccb, 0x0 },
861 		  { 0x015f, 0x0067, 0x0 } },
862 		{ { 0x0cb0, 0x0ccd, 0x0cae, 0x0 },
863 		  { 0x004e, 0x0082, 0x0 } },
864 		{ { 0x0cb0, 0x0ccd, 0x0c95, 0x0 },
865 		  { 0x0036, 0x0082, 0x0 } },
866 		{ { 0x0c95, 0x0ccd, 0x0cb0, 0x0 },
867 		  { 0x0036, 0x00c1, 0x0 } },
868 		{ { 0x0cb0, 0x0ccd, 0x200d, 0x0c95, 0x0 },
869 		  { 0x0050, 0x00a7, 0x0 } },
870 
871 		{ {0}, {0} }
872 	    };
873 
874 
875 	    const ShapeTable *s = shape_table;
876 	    while (s->unicode[0]) {
877 		QVERIFY( shaping(face, s, HB_Script_Kannada) );
878 		++s;
879 	    }
880 
881             FT_Done_Face(face);
882 	} else {
883 	    QSKIP("couln't find Sampige.ttf", SkipAll);
884 	}
885     }
886     {
887         FT_Face face = loadFace("tunga.ttf");
888         if (face) {
889 	    const ShapeTable shape_table [] = {
890 		{ { 0x0cb7, 0x0cc6, 0x0 },
891 		  { 0x00b0, 0x006c, 0x0 } },
892 		{ { 0x0cb7, 0x0ccd, 0x0 },
893 		  { 0x0163, 0x0 } },
894 
895 		{ {0}, {0} }
896 	    };
897 
898 
899 	    const ShapeTable *s = shape_table;
900 	    while (s->unicode[0]) {
901 		QVERIFY( shaping(face, s, HB_Script_Kannada) );
902 		++s;
903 	    }
904 
905             FT_Done_Face(face);
906 	} else {
907 	    QSKIP("couln't find tunga.ttf", SkipAll);
908 	}
909     }
910 }
911 
912 
913 
malayalam()914 void tst_QScriptEngine::malayalam()
915 {
916     {
917         FT_Face face = loadFace("AkrutiMal2Normal.ttf");
918         if (face) {
919 	    const ShapeTable shape_table [] = {
920 		{ { 0x0d15, 0x0d46, 0x0 },
921 		  { 0x005e, 0x0034, 0x0 } },
922 		{ { 0x0d15, 0x0d47, 0x0 },
923 		  { 0x005f, 0x0034, 0x0 } },
924 		{ { 0x0d15, 0x0d4b, 0x0 },
925 		  { 0x005f, 0x0034, 0x0058, 0x0 } },
926 		{ { 0x0d15, 0x0d48, 0x0 },
927 		  { 0x0060, 0x0034, 0x0 } },
928 		{ { 0x0d15, 0x0d4a, 0x0 },
929 		  { 0x005e, 0x0034, 0x0058, 0x0 } },
930 		{ { 0x0d30, 0x0d4d, 0x0d15, 0x0 },
931 		  { 0x009e, 0x0034, 0x0 } },
932 		{ { 0x0d15, 0x0d4d, 0x0d35, 0x0 },
933 		  { 0x0034, 0x007a, 0x0 } },
934 		{ { 0x0d15, 0x0d4d, 0x0d2f, 0x0 },
935 		  { 0x0034, 0x00a2, 0x0 } },
936 		{ { 0x0d1f, 0x0d4d, 0x0d1f, 0x0 },
937 		  { 0x0069, 0x0 } },
938 		{ { 0x0d26, 0x0d4d, 0x0d26, 0x0 },
939 		  { 0x0074, 0x0 } },
940 		{ { 0x0d30, 0x0d4d, 0x0 },
941 		  { 0x009e, 0x0 } },
942 		{ { 0x0d30, 0x0d4d, 0x200c, 0x0 },
943 		  { 0x009e, 0x0 } },
944 		{ { 0x0d30, 0x0d4d, 0x200d, 0x0 },
945 		  { 0x009e, 0x0 } },
946 
947 
948 		{ {0}, {0} }
949 	    };
950 
951 
952 	    const ShapeTable *s = shape_table;
953 	    while (s->unicode[0]) {
954 		QVERIFY( shaping(face, s, HB_Script_Malayalam) );
955 		++s;
956 	    }
957 
958             FT_Done_Face(face);
959 	} else {
960 	    QSKIP("couln't find AkrutiMal2Normal.ttf", SkipAll);
961 	}
962     }
963 }
964 
965 
966 
khmer()967 void tst_QScriptEngine::khmer()
968 {
969     {
970         FT_Face face = loadFace("KhmerOS.ttf");
971         if (face) {
972 	    const ShapeTable shape_table [] = {
973 		{ { 0x179a, 0x17cd, 0x0 },
974 		  { 0x24c, 0x27f, 0x0 } },
975 		{ { 0x179f, 0x17c5, 0x0 },
976 		  { 0x273, 0x203, 0x0 } },
977 		{ { 0x1790, 0x17d2, 0x1784, 0x17c3, 0x0 },
978 		  { 0x275, 0x242, 0x182, 0x0 } },
979 		{ { 0x179a, 0x0 },
980 		  { 0x24c, 0x0 } },
981 		{ { 0x1781, 0x17d2, 0x1798, 0x17c2, 0x0 },
982 		  { 0x274, 0x233, 0x197, 0x0 } },
983 		{ { 0x1798, 0x17b6, 0x0 },
984 		  { 0x1cb, 0x0 } },
985 		{ { 0x179a, 0x17b8, 0x0 },
986 		  { 0x24c, 0x26a, 0x0 } },
987 		{ { 0x1787, 0x17b6, 0x0 },
988 		  { 0x1ba, 0x0 } },
989 		{ { 0x1798, 0x17d2, 0x1796, 0x17bb, 0x0 },
990 		  { 0x24a, 0x195, 0x26d, 0x0 } },
991 		{ {0}, {0} }
992 	    };
993 
994 
995 	    const ShapeTable *s = shape_table;
996 	    while (s->unicode[0]) {
997 		QVERIFY( shaping(face, s, HB_Script_Khmer) );
998 		++s;
999 	    }
1000 
1001             FT_Done_Face(face);
1002 	} else {
1003 	    QSKIP("couln't find KhmerOS.ttf", SkipAll);
1004 	}
1005     }
1006 }
1007 
linearB()1008 void tst_QScriptEngine::linearB()
1009 {
1010     {
1011         FT_Face face = loadFace("PENUTURE.TTF");
1012         if (face) {
1013 	    const ShapeTable shape_table [] = {
1014 		{ { 0xd800, 0xdc01, 0xd800, 0xdc02, 0xd800, 0xdc03,  0 },
1015                   { 0x5, 0x6, 0x7, 0 } },
1016 		{ {0}, {0} }
1017 	    };
1018 
1019 
1020 	    const ShapeTable *s = shape_table;
1021 	    while (s->unicode[0]) {
1022 		QVERIFY( shaping(face, s, HB_Script_Common) );
1023 		++s;
1024 	    }
1025 
1026             FT_Done_Face(face);
1027 	} else {
1028 	    QSKIP("couln't find PENUTURE.TTF", SkipAll);
1029 	}
1030     }
1031 }
1032 
1033 
1034 QTEST_MAIN(tst_QScriptEngine)
1035 #include "main.moc"
1036