diff options
author | Lars Knoll <lars.knoll@nokia.com> | 2010-03-26 21:27:48 +0100 |
---|---|---|
committer | Lars Knoll <lars.knoll@nokia.com> | 2010-03-26 21:27:48 +0100 |
commit | b6951137d935535319829de616938cf558fb7a70 (patch) | |
tree | ba369e6a1ff835760f998dba011dc034a812ea9b | |
parent | aee5ca262692519ef4408cd1c07b742355ce07d0 (diff) | |
parent | c0006e05f32ecd6f16825b799d2bce345c166433 (diff) |
Merge branch 'master' of ssh://git.freedesktop.org/git/harfbuzz
-rw-r--r-- | src/Makefile.am | 3 | ||||
-rw-r--r-- | src/harfbuzz-greek.c | 442 | ||||
-rw-r--r-- | src/harfbuzz-hebrew.c | 4 | ||||
-rw-r--r-- | src/harfbuzz-impl.c | 4 | ||||
-rw-r--r-- | src/harfbuzz-indic.cpp | 137 | ||||
-rw-r--r-- | src/harfbuzz-shaper-all.cpp | 1 | ||||
-rw-r--r-- | src/harfbuzz-shaper-private.h | 1 | ||||
-rw-r--r-- | src/harfbuzz-shaper.cpp | 35 | ||||
-rw-r--r-- | src/harfbuzz-stream.c | 2 | ||||
-rw-r--r-- | tests/shaping/main.cpp | 251 |
10 files changed, 776 insertions, 104 deletions
diff --git a/src/Makefile.am b/src/Makefile.am index 2b0fb1d..51d0652 100644 --- a/src/Makefile.am +++ b/src/Makefile.am @@ -12,7 +12,8 @@ MAINSOURCES = \ harfbuzz-impl.c \ harfbuzz-open.c \ harfbuzz-shaper.cpp \ - harfbuzz-tibetan.c \ + harfbuzz-greek.c \ + harfbuzz-tibetan.c \ harfbuzz-khmer.c \ harfbuzz-indic.cpp \ harfbuzz-hebrew.c \ diff --git a/src/harfbuzz-greek.c b/src/harfbuzz-greek.c new file mode 100644 index 0000000..59f3077 --- /dev/null +++ b/src/harfbuzz-greek.c @@ -0,0 +1,442 @@ +/* + * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies) + * + * This is part of HarfBuzz, an OpenType Layout engine library. + * + * Permission is hereby granted, without written agreement and without + * license or royalty fees, to use, copy, modify, and distribute this + * software and its documentation for any purpose, provided that the + * above copyright notice and the following two paragraphs appear in + * all copies of this software. + * + * IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR + * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES + * ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN + * IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH + * DAMAGE. + * + * THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING, + * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND + * FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS + * ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO + * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS. + */ + +#include "harfbuzz-shaper.h" +#include "harfbuzz-shaper-private.h" +#include <assert.h> + +#ifndef NO_OPENTYPE +static const HB_OpenTypeFeature greek_features[] = { + { HB_MAKE_TAG('c', 'c', 'm', 'p'), CcmpProperty }, + { HB_MAKE_TAG('l', 'i', 'g', 'a'), CcmpProperty }, + { HB_MAKE_TAG('c', 'l', 'i', 'g'), CcmpProperty }, + {0, 0} +}; +#endif + +/* + Greek decompositions +*/ + + +typedef struct _hb_greek_decomposition { + HB_UChar16 composed; + HB_UChar16 base; +} hb_greek_decomposition; + +static const hb_greek_decomposition decompose_0x300[] = { + { 0x1FBA, 0x0391 }, + { 0x1FC8, 0x0395 }, + { 0x1FCA, 0x0397 }, + { 0x1FDA, 0x0399 }, + { 0x1FF8, 0x039F }, + { 0x1FEA, 0x03A5 }, + { 0x1FFA, 0x03A9 }, + { 0x1F70, 0x03B1 }, + { 0x1F72, 0x03B5 }, + { 0x1F74, 0x03B7 }, + { 0x1F76, 0x03B9 }, + { 0x1F78, 0x03BF }, + { 0x1F7A, 0x03C5 }, + { 0x1F7C, 0x03C9 }, + { 0x1FD2, 0x03CA }, + { 0x1FE2, 0x03CB }, + { 0x1F02, 0x1F00 }, + { 0, 0 } +}; + +static HB_UChar16 compose_0x300(HB_UChar16 base) +{ + if ((base ^ 0x1f00) < 0x100) { + if (base <= 0x1f69 && !(base & 0x6)) + return base + 2; + if (base == 0x1fbf) + return 0x1fcd; + if (base == 0x1ffe) + return 0x1fdd; + return 0; + } + const hb_greek_decomposition *d = decompose_0x300; + while (d->base && d->base != base) + ++d; + return d->composed; +} + +static const hb_greek_decomposition decompose_0x301[] = { + { 0x0386, 0x0391 }, + { 0x0388, 0x0395 }, + { 0x0389, 0x0397 }, + { 0x038A, 0x0399 }, + { 0x038C, 0x039F }, + { 0x038E, 0x03A5 }, + { 0x038F, 0x03A9 }, + { 0x03AC, 0x03B1 }, + { 0x03AD, 0x03B5 }, + { 0x03AE, 0x03B7 }, + { 0x03AF, 0x03B9 }, + { 0x03CC, 0x03BF }, + { 0x03CD, 0x03C5 }, + { 0x03CE, 0x03C9 }, + { 0x0390, 0x03CA }, + { 0x03B0, 0x03CB }, + { 0x03D3, 0x03D2 }, + { 0, 0 } +}; + + +static HB_UChar16 compose_0x301(HB_UChar16 base) +{ + if ((base ^ 0x1f00) < 0x100) { + if (base <= 0x1f69 && !(base & 0x6)) + return base + 4; + if (base == 0x1fbf) + return 0x1fce; + if (base == 0x1ffe) + return 0x1fde; + } + const hb_greek_decomposition *d = decompose_0x301; + while (d->base && d->base != base) + ++d; + return d->composed; +} + +static const hb_greek_decomposition decompose_0x304[] = { + { 0x1FB9, 0x0391 }, + { 0x1FD9, 0x0399 }, + { 0x1FE9, 0x03A5 }, + { 0x1FB1, 0x03B1 }, + { 0x1FD1, 0x03B9 }, + { 0x1FE1, 0x03C5 }, + { 0, 0 } +}; + +static HB_UChar16 compose_0x304(HB_UChar16 base) +{ + const hb_greek_decomposition *d = decompose_0x304; + while (d->base && d->base != base) + ++d; + return d->composed; +} + +static const hb_greek_decomposition decompose_0x306[] = { + { 0x1FB8, 0x0391 }, + { 0x1FD8, 0x0399 }, + { 0x1FE8, 0x03A5 }, + { 0x1FB0, 0x03B1 }, + { 0x1FD0, 0x03B9 }, + { 0x1FE0, 0x03C5 }, + { 0, 0 } +}; + +static HB_UChar16 compose_0x306(HB_UChar16 base) +{ + const hb_greek_decomposition *d = decompose_0x306; + while (d->base && d->base != base) + ++d; + return d->composed; +} + +static const hb_greek_decomposition decompose_0x308[] = { + { 0x03AA, 0x0399 }, + { 0x03AB, 0x03A5 }, + { 0x03CA, 0x03B9 }, + { 0x03CB, 0x03C5 }, + { 0x03D4, 0x03D2 }, + { 0, 0 } +}; + +static HB_UChar16 compose_0x308(HB_UChar16 base) +{ + const hb_greek_decomposition *d = decompose_0x308; + while (d->base && d->base != base) + ++d; + return d->composed; +} + + +static const hb_greek_decomposition decompose_0x313[] = { + { 0x1F08, 0x0391 }, + { 0x1F18, 0x0395 }, + { 0x1F28, 0x0397 }, + { 0x1F38, 0x0399 }, + { 0x1F48, 0x039F }, + { 0x1F68, 0x03A9 }, + { 0x1F00, 0x03B1 }, + { 0x1F10, 0x03B5 }, + { 0x1F20, 0x03B7 }, + { 0x1F30, 0x03B9 }, + { 0x1F40, 0x03BF }, + { 0x1FE4, 0x03C1 }, + { 0x1F50, 0x03C5 }, + { 0x1F60, 0x03C9 }, + { 0, 0 } +}; + +static HB_UChar16 compose_0x313(HB_UChar16 base) +{ + const hb_greek_decomposition *d = decompose_0x313; + while (d->base && d->base != base) + ++d; + return d->composed; +} + +static const hb_greek_decomposition decompose_0x314[] = { + { 0x1F09, 0x0391 }, + { 0x1F19, 0x0395 }, + { 0x1F29, 0x0397 }, + { 0x1F39, 0x0399 }, + { 0x1F49, 0x039F }, + { 0x1FEC, 0x03A1 }, + { 0x1F59, 0x03A5 }, + { 0x1F69, 0x03A9 }, + { 0x1F01, 0x03B1 }, + { 0x1F11, 0x03B5 }, + { 0x1F21, 0x03B7 }, + { 0x1F31, 0x03B9 }, + { 0x1F41, 0x03BF }, + { 0x1FE5, 0x03C1 }, + { 0x1F51, 0x03C5 }, + { 0x1F61, 0x03C9 }, + { 0, 0 } +}; + +static HB_UChar16 compose_0x314(HB_UChar16 base) +{ + const hb_greek_decomposition *d = decompose_0x314; + while (d->base && d->base != base) + ++d; + return d->composed; +} + +static const hb_greek_decomposition decompose_0x342[] = { + { 0x1FB6, 0x03B1 }, + { 0x1FC6, 0x03B7 }, + { 0x1FD6, 0x03B9 }, + { 0x1FE6, 0x03C5 }, + { 0x1FF6, 0x03C9 }, + { 0x1FD7, 0x03CA }, + { 0x1FE7, 0x03CB }, + { 0x1F06, 0x1F00 }, + { 0x1F07, 0x1F01 }, + { 0x1F0E, 0x1F08 }, + { 0x1F0F, 0x1F09 }, + { 0x1F26, 0x1F20 }, + { 0x1F27, 0x1F21 }, + { 0x1F2E, 0x1F28 }, + { 0x1F2F, 0x1F29 }, + { 0x1F36, 0x1F30 }, + { 0x1F37, 0x1F31 }, + { 0x1F3E, 0x1F38 }, + { 0x1F3F, 0x1F39 }, + { 0x1F56, 0x1F50 }, + { 0x1F57, 0x1F51 }, + { 0x1F5F, 0x1F59 }, + { 0x1F66, 0x1F60 }, + { 0x1F67, 0x1F61 }, + { 0x1F6E, 0x1F68 }, + { 0x1F6F, 0x1F69 }, + { 0x1FCF, 0x1FBF }, + { 0x1FDF, 0x1FFE }, + { 0, 0 } +}; + +static HB_UChar16 compose_0x342(HB_UChar16 base) +{ + const hb_greek_decomposition *d = decompose_0x342; + while (d->base && d->base != base) + ++d; + return d->composed; +} + +static const hb_greek_decomposition decompose_0x345[] = { + { 0x1FBC, 0x0391 }, + { 0x1FCC, 0x0397 }, + { 0x1FFC, 0x03A9 }, + { 0x1FB4, 0x03AC }, + { 0x1FC4, 0x03AE }, + { 0x1FB3, 0x03B1 }, + { 0x1FC3, 0x03B7 }, + { 0x1FF3, 0x03C9 }, + { 0x1FF4, 0x03CE }, + { 0x1F80, 0x1F00 }, + { 0x1F81, 0x1F01 }, + { 0x1F82, 0x1F02 }, + { 0x1F83, 0x1F03 }, + { 0x1F84, 0x1F04 }, + { 0x1F85, 0x1F05 }, + { 0x1F86, 0x1F06 }, + { 0x1F87, 0x1F07 }, + { 0x1F88, 0x1F08 }, + { 0x1F89, 0x1F09 }, + { 0x1F8A, 0x1F0A }, + { 0x1F8B, 0x1F0B }, + { 0x1F8C, 0x1F0C }, + { 0x1F8D, 0x1F0D }, + { 0x1F8E, 0x1F0E }, + { 0x1F8F, 0x1F0F }, + { 0x1F90, 0x1F20 }, + { 0x1F91, 0x1F21 }, + { 0x1F92, 0x1F22 }, + { 0x1F93, 0x1F23 }, + { 0x1F94, 0x1F24 }, + { 0x1F95, 0x1F25 }, + { 0x1F96, 0x1F26 }, + { 0x1F97, 0x1F27 }, + { 0x1F98, 0x1F28 }, + { 0x1F99, 0x1F29 }, + { 0x1F9A, 0x1F2A }, + { 0x1F9B, 0x1F2B }, + { 0x1F9C, 0x1F2C }, + { 0x1F9D, 0x1F2D }, + { 0x1F9E, 0x1F2E }, + { 0x1F9F, 0x1F2F }, + { 0x1FA0, 0x1F60 }, + { 0x1FA1, 0x1F61 }, + { 0x1FA2, 0x1F62 }, + { 0x1FA3, 0x1F63 }, + { 0x1FA4, 0x1F64 }, + { 0x1FA5, 0x1F65 }, + { 0x1FA6, 0x1F66 }, + { 0x1FA7, 0x1F67 }, + { 0x1FA8, 0x1F68 }, + { 0x1FA9, 0x1F69 }, + { 0x1FAA, 0x1F6A }, + { 0x1FAB, 0x1F6B }, + { 0x1FAC, 0x1F6C }, + { 0x1FAD, 0x1F6D }, + { 0x1FAE, 0x1F6E }, + { 0x1FAF, 0x1F6F }, + { 0x1FB2, 0x1F70 }, + { 0x1FC2, 0x1F74 }, + { 0x1FF2, 0x1F7C }, + { 0x1FB7, 0x1FB6 }, + { 0x1FC7, 0x1FC6 }, + { 0x1FF7, 0x1FF6 }, + { 0, 0 } +}; + +static HB_UChar16 compose_0x345(HB_UChar16 base) +{ + const hb_greek_decomposition *d = decompose_0x345; + while (d->base && d->base != base) + ++d; + return d->composed; +} + +/* + Greek shaping. Heuristic positioning can't render polytonic greek correctly. We're a lot + better off mapping greek chars with diacritics to the characters in the extended greek + region in Unicode if possible. +*/ +HB_Bool HB_GreekShape(HB_ShaperItem *shaper_item) +{ + assert(shaper_item->item.script == HB_Script_Greek); + + const HB_UChar16 *uc = shaper_item->string + shaper_item->item.pos; + unsigned short *logClusters = shaper_item->log_clusters; + HB_GlyphAttributes *attributes = shaper_item->attributes; + + HB_Bool haveGlyphs; + int slen = 1; + int cluster_start = 0; + hb_uint32 i; + + HB_STACKARRAY(HB_UChar16, shapedChars, 2 * shaper_item->item.length); + *shapedChars = *uc; + logClusters[0] = 0; + + for (i = 1; i < shaper_item->item.length; ++i) { + hb_uint16 base = shapedChars[slen-1]; + hb_uint16 shaped = 0; + if (uc[i] == 0x300) + shaped = compose_0x300(base); + else if (uc[i] == 0x301) + shaped = compose_0x301(base); + else if (uc[i] == 0x304) + shaped = compose_0x304(base); + else if (uc[i] == 0x306) + shaped = compose_0x306(base); + else if (uc[i] == 0x308) + shaped = compose_0x308(base); + else if (uc[i] == 0x313) + shaped = compose_0x313(base); + else if (uc[i] == 0x314) + shaped = compose_0x314(base); + else if (uc[i] == 0x342) + shaped = compose_0x342(base); + else if (uc[i] == 0x345) + shaped = compose_0x345(base); + + if (shaped) { + if (shaper_item->font->klass->canRender(shaper_item->font, (HB_UChar16 *)&shaped, 1)) { + shapedChars[slen-1] = shaped; + } else { + shaped = 0; + } + } + + if (!shaped) { + HB_CharCategory category; + int cmb; + shapedChars[slen] = uc[i]; + HB_GetUnicodeCharProperties(uc[i], &category, &cmb); + if (category != HB_Mark_NonSpacing) { + attributes[slen].clusterStart = TRUE; + attributes[slen].mark = FALSE; + attributes[slen].combiningClass = 0; + attributes[slen].dontPrint = HB_IsControlChar(uc[i]); + cluster_start = slen; + } else { + attributes[slen].clusterStart = FALSE; + attributes[slen].mark = TRUE; + attributes[slen].combiningClass = cmb; + } + ++slen; + } + logClusters[i] = cluster_start; + } + + haveGlyphs = shaper_item->font->klass + ->convertStringToGlyphIndices(shaper_item->font, + shapedChars, slen, + shaper_item->glyphs, &shaper_item->num_glyphs, + shaper_item->item.bidiLevel % 2); + + HB_FREE_STACKARRAY(shapedChars); + + if (!haveGlyphs) + return FALSE; + +#ifndef NO_OPENTYPE + if (HB_SelectScript(shaper_item, greek_features)) { + const int availableGlyphs = shaper_item->num_glyphs; + HB_OpenTypeShape(shaper_item, /*properties*/0); + return HB_OpenTypePosition(shaper_item, availableGlyphs, /*doLogClusters*/TRUE); + } +#endif + HB_HeuristicPosition(shaper_item); + + return TRUE; +} + diff --git a/src/harfbuzz-hebrew.c b/src/harfbuzz-hebrew.c index 2bda386..67029be 100644 --- a/src/harfbuzz-hebrew.c +++ b/src/harfbuzz-hebrew.c @@ -56,8 +56,6 @@ HB_Bool HB_HebrewShape(HB_ShaperItem *shaper_item) assert(shaper_item->item.script == HB_Script_Hebrew); - HB_HeuristicSetGlyphAttributes(shaper_item); - #ifndef NO_OPENTYPE if (HB_SelectScript(shaper_item, hebrew_features)) { @@ -65,7 +63,7 @@ HB_Bool HB_HebrewShape(HB_ShaperItem *shaper_item) if (!HB_ConvertStringToGlyphIndices(shaper_item)) return FALSE; - + HB_HeuristicSetGlyphAttributes(shaper_item); HB_OpenTypeShape(shaper_item, /*properties*/0); return HB_OpenTypePosition(shaper_item, availableGlyphs, /*doLogClusters*/TRUE); } diff --git a/src/harfbuzz-impl.c b/src/harfbuzz-impl.c index 9056a55..ddbf36b 100644 --- a/src/harfbuzz-impl.c +++ b/src/harfbuzz-impl.c @@ -33,7 +33,7 @@ HB_INTERNAL HB_Pointer _hb_alloc(size_t size, HB_Error *perror ) { - HB_Error error = 0; + HB_Error error = (HB_Error)0; HB_Pointer block = NULL; if ( size > 0 ) @@ -54,7 +54,7 @@ _hb_realloc(HB_Pointer block, HB_Error *perror ) { HB_Pointer block2 = NULL; - HB_Error error = 0; + HB_Error error = (HB_Error)0; block2 = realloc( block, new_size ); if ( block2 == NULL && new_size != 0 ) diff --git a/src/harfbuzz-indic.cpp b/src/harfbuzz-indic.cpp index 7104d2a..3c9df93 100644 --- a/src/harfbuzz-indic.cpp +++ b/src/harfbuzz-indic.cpp @@ -419,7 +419,7 @@ static const unsigned char indicForms[0xe00-0x900] = { Matra, Halant, Invalid, Invalid, Invalid, Invalid, Invalid, Invalid, - Invalid, Invalid, Invalid, LengthMark, + Invalid, Invalid, Invalid, Matra, Invalid, Invalid, Invalid, Invalid, Invalid, Invalid, Invalid, Invalid, @@ -566,7 +566,7 @@ static const unsigned char indicPosition[0xe00-0x900] = { None, None, None, None, None, None, None, None, - None, None, None, None, + Below, None, None, None, None, None, None, None, None, None, None, None, None, None, None, None, @@ -1050,62 +1050,59 @@ static const IndicOrdering * const indic_order[] = { // vowel matras that have to be split into two parts. static const unsigned short split_matras[] = { - // matra, split1, split2 + // matra, split1, split2, split3 // bengalis - 0x9cb, 0x9c7, 0x9be, - 0x9cc, 0x9c7, 0x9d7, + 0x9cb, 0x9c7, 0x9be, 0x0, + 0x9cc, 0x9c7, 0x9d7, 0x0, // oriya - 0xb48, 0xb47, 0xb56, - 0xb4b, 0xb47, 0xb3e, - 0xb4c, 0xb47, 0xb57, + 0xb48, 0xb47, 0xb56, 0x0, + 0xb4b, 0xb47, 0xb3e, 0x0, + 0xb4c, 0xb47, 0xb57, 0x0, // tamil - 0xbca, 0xbc6, 0xbbe, - 0xbcb, 0xbc7, 0xbbe, - 0xbcc, 0xbc6, 0xbd7, + 0xbca, 0xbc6, 0xbbe, 0x0, + 0xbcb, 0xbc7, 0xbbe, 0x0, + 0xbcc, 0xbc6, 0xbd7, 0x0, // telugu - 0xc48, 0xc46, 0xc56, + 0xc48, 0xc46, 0xc56, 0x0, // kannada - 0xcc0, 0xcbf, 0xcd5, - 0xcc7, 0xcc6, 0xcd5, - 0xcc8, 0xcc6, 0xcd6, - 0xcca, 0xcc6, 0xcc2, - 0xccb, 0xcca, 0xcd5, + 0xcc0, 0xcbf, 0xcd5, 0x0, + 0xcc7, 0xcc6, 0xcd5, 0x0, + 0xcc8, 0xcc6, 0xcd6, 0x0, + 0xcca, 0xcc6, 0xcc2, 0x0, + 0xccb, 0xcc6, 0xcc2, 0xcd5, // malayalam - 0xd4a, 0xd46, 0xd3e, - 0xd4b, 0xd47, 0xd3e, - 0xd4c, 0xd46, 0xd57, + 0xd4a, 0xd46, 0xd3e, 0x0, + 0xd4b, 0xd47, 0xd3e, 0x0, + 0xd4c, 0xd46, 0xd57, 0x0, // sinhala - 0xdda, 0xdd9, 0xdca, - 0xddc, 0xdd9, 0xdcf, - 0xddd, 0xddc, 0xdca, - 0xdde, 0xdd9, 0xddf, + 0xdda, 0xdd9, 0xdca, 0x0, + 0xddc, 0xdd9, 0xdcf, 0x0, + 0xddd, 0xdd9, 0xdcf, 0xdca, + 0xdde, 0xdd9, 0xddf, 0x0, 0xffff }; -static inline void splitMatra(unsigned short *reordered, int matra, int &len, int &base) +static inline void splitMatra(unsigned short *reordered, int matra, int &len) { unsigned short matra_uc = reordered[matra]; //qDebug("matra=%d, reordered[matra]=%x", matra, reordered[matra]); const unsigned short *split = split_matras; while (split[0] < matra_uc) - split += 3; + split += 4; assert(*split == matra_uc); ++split; - if (indic_position(*split) == Pre) { - reordered[matra] = split[1]; - memmove(reordered + 1, reordered, len*sizeof(unsigned short)); - reordered[0] = split[0]; - base++; - } else { - memmove(reordered + matra + 1, reordered + matra, (len-matra)*sizeof(unsigned short)); - reordered[matra] = split[0]; - reordered[matra+1] = split[1]; - } - len++; + int added_chars = split[2] == 0x0 ? 1 : 2; + + memmove(reordered + matra + added_chars, reordered + matra, (len-matra)*sizeof(unsigned short)); + reordered[matra] = split[0]; + reordered[matra+1] = split[1]; + if(added_chars == 2) + reordered[matra+2] = split[2]; + len += added_chars; } #ifndef NO_OPENTYPE @@ -1130,12 +1127,23 @@ static const HB_OpenTypeFeature indic_features[] = { // #define INDIC_DEBUG #ifdef INDIC_DEBUG -#define IDEBUG qDebug +#define IDEBUG hb_debug +#include <stdarg.h> + +static void hb_debug(const char *msg, ...) +{ + va_list ap; + va_start(ap, msg); // use variable arg list + vfprintf(stderr, msg, ap); + va_end(ap); + fprintf(stderr, "\n"); +} + #else #define IDEBUG if(0) printf #endif -#ifdef INDIC_DEBUG +#if 0 //def INDIC_DEBUG static QString propertiesToString(int properties) { QString res; @@ -1244,7 +1252,9 @@ static bool indic_shape_syllable(HB_Bool openType, HB_ShaperItem *item, bool inv // farther than 3 consonants from the end of the syllable. // #### replace the HasReph property by testing if the feature exists in the font! if (form(*uc) == Consonant || (script == HB_Script_Bengali && form(*uc) == IndependentVowel)) { - beginsWithRa = (properties & HasReph) && ((len > 2) && *uc == ra && *(uc+1) == halant); + if ((properties & HasReph) && (len > 2) && + (*uc == ra || *uc == 0x9f0) && *(uc+1) == halant) + beginsWithRa = true; if (beginsWithRa && form(*(uc+2)) == Control) beginsWithRa = false; @@ -1386,12 +1396,12 @@ static bool indic_shape_syllable(HB_Bool openType, HB_ShaperItem *item, bool inv // to be at the beginning of the syllable, so we just move // them there now. if (matra_position == Split) { - splitMatra(uc, matra, len, base); + splitMatra(uc, matra, len); // Handle three-part matras (0xccb in Kannada) matra_position = indic_position(uc[matra]); - if (matra_position == Split) - splitMatra(uc, matra, len, base); - } else if (matra_position == Pre) { + } + + if (matra_position == Pre) { unsigned short m = uc[matra]; while (matra--) uc[matra+1] = uc[matra]; @@ -1541,6 +1551,7 @@ static bool indic_shape_syllable(HB_Bool openType, HB_ShaperItem *item, bool inv | PreSubstProperty | BelowSubstProperty | AboveSubstProperty + | PostSubstProperty | HalantProperty | PositioningProperties); @@ -1598,22 +1609,15 @@ static bool indic_shape_syllable(HB_Bool openType, HB_ShaperItem *item, bool inv // pres always applies // blws always applies // abvs always applies - - // psts - // ### this looks slightly different from before, but I believe it's correct - if (reordered[len-1] != halant || base != len-2) - properties[base] &= ~PostSubstProperty; - for (i = base+1; i < len; ++i) - properties[i] &= ~PostSubstProperty; - + // psts always applies // halant always applies #ifdef INDIC_DEBUG - { - IDEBUG("OT properties:"); - for (int i = 0; i < len; ++i) - qDebug(" i: %s", ::propertiesToString(properties[i]).toLatin1().data()); - } +// { +// IDEBUG("OT properties:"); +// for (int i = 0; i < len; ++i) +// qDebug(" i: %s", ::propertiesToString(properties[i]).toLatin1().data()); +// } #endif // initialize @@ -1731,6 +1735,15 @@ static int indic_nextSyllableBoundary(HB_Script script, const HB_UChar16 *s, int if (script == HB_Script_Bengali && pos == 1 && (uc[0] == 0x0985 || uc[0] == 0x098f)) break; + // Sinhala uses the Halant as a component of certain matras. Allow these, but keep the state on Matra. + if (script == HB_Script_Sinhala && state == Matra) { + ++pos; + continue; + } + if (script == HB_Script_Malayalam && state == Matra && uc[pos-1] == 0x0d41) { + ++pos; + continue; + } goto finish; case Nukta: if (state == Consonant) @@ -1741,12 +1754,16 @@ static int indic_nextSyllableBoundary(HB_Script script, const HB_UChar16 *s, int break; // fall through case VowelMark: - if (state == Matra || state == IndependentVowel) + if (state == Matra || state == LengthMark || state == IndependentVowel) break; // fall through case Matra: if (state == Consonant || state == Nukta) break; + if (state == Matra) { + // ### needs proper testing for correct two/three part matras + break; + } // ### not sure if this is correct. If it is, does it apply only to Bengali or should // it work for all Indic languages? // the combination Independent_A + Vowel Sign AA is allowed. @@ -1762,6 +1779,10 @@ static int indic_nextSyllableBoundary(HB_Script script, const HB_UChar16 *s, int goto finish; case LengthMark: + if (state == Matra) { + // ### needs proper testing for correct two/three part matras + break; + } case IndependentVowel: case Invalid: case Other: diff --git a/src/harfbuzz-shaper-all.cpp b/src/harfbuzz-shaper-all.cpp index d2f902f..2dae501 100644 --- a/src/harfbuzz-shaper-all.cpp +++ b/src/harfbuzz-shaper-all.cpp @@ -25,6 +25,7 @@ #include "harfbuzz-shaper.cpp" #include "harfbuzz-indic.cpp" extern "C" { +#include "harfbuzz-greek.c" #include "harfbuzz-tibetan.c" #include "harfbuzz-khmer.c" #include "harfbuzz-hebrew.c" diff --git a/src/harfbuzz-shaper-private.h b/src/harfbuzz-shaper-private.h index 80bccf8..11ed753 100644 --- a/src/harfbuzz-shaper-private.h +++ b/src/harfbuzz-shaper-private.h @@ -100,6 +100,7 @@ typedef struct { extern const HB_ScriptEngine hb_scriptEngines[]; extern HB_Bool HB_BasicShape(HB_ShaperItem *shaper_item); +extern HB_Bool HB_GreekShape(HB_ShaperItem *shaper_item); extern HB_Bool HB_TibetanShape(HB_ShaperItem *shaper_item); extern HB_Bool HB_HebrewShape(HB_ShaperItem *shaper_item); extern HB_Bool HB_ArabicShape(HB_ShaperItem *shaper_item); diff --git a/src/harfbuzz-shaper.cpp b/src/harfbuzz-shaper.cpp index 62bfba1..4bc53c8 100644 --- a/src/harfbuzz-shaper.cpp +++ b/src/harfbuzz-shaper.cpp @@ -587,7 +587,7 @@ const HB_ScriptEngine HB_ScriptEngines[] = { // Common { HB_BasicShape, 0}, // Greek - { HB_BasicShape, 0}, + { HB_GreekShape, 0}, // Cyrillic { HB_BasicShape, 0}, // Armenian @@ -939,7 +939,13 @@ static HB_Stream getTableStream(void *font, HB_GetFontTableFunc tableFunc, HB_Ta if (error) return 0; stream = (HB_Stream)malloc(sizeof(HB_StreamRec)); + if (!stream) + return 0; stream->base = (HB_Byte*)malloc(length); + if (!stream->base) { + free(stream); + return 0; + } error = tableFunc(font, tag, stream->base, &length); if (error) { _hb_close_stream(stream); @@ -954,6 +960,8 @@ static HB_Stream getTableStream(void *font, HB_GetFontTableFunc tableFunc, HB_Ta HB_Face HB_NewFace(void *font, HB_GetFontTableFunc tableFunc) { HB_Face face = (HB_Face )malloc(sizeof(HB_FaceRec)); + if (!face) + return 0; face->isSymbolFont = false; face->gdef = 0; @@ -965,12 +973,14 @@ HB_Face HB_NewFace(void *font, HB_GetFontTableFunc tableFunc) face->tmpAttributes = 0; face->tmpLogClusters = 0; face->glyphs_substituted = false; + face->buffer = 0; - HB_Error error; + HB_Error error = HB_Err_Ok; HB_Stream stream; HB_Stream gdefStream; gdefStream = getTableStream(font, tableFunc, TTAG_GDEF); + error = HB_Err_Not_Covered; if (!gdefStream || (error = HB_Load_GDEF_Table(gdefStream, &face->gdef))) { //DEBUG("error loading gdef table: %d", error); face->gdef = 0; @@ -978,6 +988,7 @@ HB_Face HB_NewFace(void *font, HB_GetFontTableFunc tableFunc) //DEBUG() << "trying to load gsub table"; stream = getTableStream(font, tableFunc, TTAG_GSUB); + error = HB_Err_Not_Covered; if (!stream || (error = HB_Load_GSUB_Table(stream, &face->gsub, face->gdef, gdefStream))) { face->gsub = 0; if (error != HB_Err_Not_Covered) { @@ -989,6 +1000,7 @@ HB_Face HB_NewFace(void *font, HB_GetFontTableFunc tableFunc) _hb_close_stream(stream); stream = getTableStream(font, tableFunc, TTAG_GPOS); + error = HB_Err_Not_Covered; if (!stream || (error = HB_Load_GPOS_Table(stream, &face->gpos, face->gdef, gdefStream))) { face->gpos = 0; DEBUG("error loading gpos table: %d", error); @@ -1000,7 +1012,10 @@ HB_Face HB_NewFace(void *font, HB_GetFontTableFunc tableFunc) for (unsigned int i = 0; i < HB_ScriptCount; ++i) face->supported_scripts[i] = checkScript(face, i); - hb_buffer_new(&face->buffer); + if (hb_buffer_new(&face->buffer) != HB_Err_Ok) { + HB_FreeFace(face); + return 0; + } return face; } @@ -1120,6 +1135,8 @@ HB_Bool HB_SelectScript(HB_ShaperItem *shaper_item, const HB_OpenTypeFeature *fe HB_Bool HB_OpenTypeShape(HB_ShaperItem *item, const hb_uint32 *properties) { + HB_GlyphAttributes *tmpAttributes; + unsigned int *tmpLogClusters; HB_Face face = item->face; @@ -1127,8 +1144,16 @@ HB_Bool HB_OpenTypeShape(HB_ShaperItem *item, const hb_uint32 *properties) hb_buffer_clear(face->buffer); - face->tmpAttributes = (HB_GlyphAttributes *) realloc(face->tmpAttributes, face->length*sizeof(HB_GlyphAttributes)); - face->tmpLogClusters = (unsigned int *) realloc(face->tmpLogClusters, face->length*sizeof(unsigned int)); + tmpAttributes = (HB_GlyphAttributes *) realloc(face->tmpAttributes, face->length*sizeof(HB_GlyphAttributes)); + if (!tmpAttributes) + return false; + face->tmpAttributes = tmpAttributes; + + tmpLogClusters = (unsigned int *) realloc(face->tmpLogClusters, face->length*sizeof(unsigned int)); + if (!tmpLogClusters) + return false; + face->tmpLogClusters = tmpLogClusters; + for (int i = 0; i < face->length; ++i) { hb_buffer_add_glyph(face->buffer, item->glyphs[i], properties ? properties[i] : 0, i); face->tmpAttributes[i] = item->attributes[i]; diff --git a/src/harfbuzz-stream.c b/src/harfbuzz-stream.c index 3dcee82..2d9638f 100644 --- a/src/harfbuzz-stream.c +++ b/src/harfbuzz-stream.c @@ -70,7 +70,7 @@ HB_INTERNAL HB_Error _hb_stream_seek( HB_Stream stream, HB_UInt pos ) { - HB_Error error = 0; + HB_Error error = (HB_Error)0; stream->pos = pos; if (pos > stream->size) diff --git a/tests/shaping/main.cpp b/tests/shaping/main.cpp index 3b5148d..b48b0a9 100644 --- a/tests/shaping/main.cpp +++ b/tests/shaping/main.cpp @@ -136,13 +136,13 @@ HB_Error hb_getPointInOutline(HB_Font font, HB_Glyph glyph, int flags, hb_uint32 return HB_Err_Ok; } -void hb_getGlyphMetrics(HB_Font font, HB_Glyph glyph, HB_GlyphMetrics *metrics) +void hb_getGlyphMetrics(HB_Font, HB_Glyph, HB_GlyphMetrics *metrics) { // ### metrics->x = metrics->y = metrics->width = metrics->height = metrics->xOffset = metrics->yOffset = 0; } -HB_Fixed hb_getFontMetric(HB_Font font, HB_FontMetric metric) +HB_Fixed hb_getFontMetric(HB_Font, HB_FontMetric ) { return 0; // #### } @@ -169,6 +169,8 @@ public slots: void initTestCase(); void cleanupTestCase(); private slots: + void greek(); + void devanagari(); void bengali(); void gurmukhi(); @@ -178,7 +180,7 @@ private slots: void telugu(); void kannada(); void malayalam(); - // sinhala missing + void sinhala(); void khmer(); void nko(); @@ -203,18 +205,25 @@ void tst_QScriptEngine::cleanupTestCase() FT_Done_FreeType(freetype); } -struct ShapeTable { - unsigned short unicode[16]; - unsigned short glyphs[16]; +class Shaper +{ +public: + Shaper(FT_Face face, HB_Script script, const QString &str); + + HB_FontRec hbFont; + HB_ShaperItem shaper_item; + QVarLengthArray<HB_Glyph> hb_glyphs; + QVarLengthArray<HB_GlyphAttributes> hb_attributes; + QVarLengthArray<HB_Fixed> hb_advances; + QVarLengthArray<HB_FixedPoint> hb_offsets; + QVarLengthArray<unsigned short> hb_logClusters; + }; -static bool shaping(FT_Face face, const ShapeTable *s, HB_Script script) +Shaper::Shaper(FT_Face face, HB_Script script, const QString &str) { - QString str = QString::fromUtf16( s->unicode ); - HB_Face hbFace = HB_NewFace(face, hb_getSFntTable); - HB_FontRec hbFont; hbFont.klass = &hb_fontClass; hbFont.userData = face; hbFont.x_ppem = face->size->metrics.x_ppem; @@ -222,7 +231,6 @@ static bool shaping(FT_Face face, const ShapeTable *s, HB_Script script) hbFont.x_scale = face->size->metrics.x_scale; hbFont.y_scale = face->size->metrics.y_scale; - HB_ShaperItem shaper_item; shaper_item.kerning_applied = false; shaper_item.string = reinterpret_cast<const HB_UChar16 *>(str.constData()); shaper_item.stringLength = str.length(); @@ -237,11 +245,6 @@ static bool shaping(FT_Face face, const ShapeTable *s, HB_Script script) shaper_item.glyphIndicesPresent = false; shaper_item.initialGlyphCount = 0; - QVarLengthArray<HB_Glyph> hb_glyphs(shaper_item.num_glyphs); - QVarLengthArray<HB_GlyphAttributes> hb_attributes(shaper_item.num_glyphs); - QVarLengthArray<HB_Fixed> hb_advances(shaper_item.num_glyphs); - QVarLengthArray<HB_FixedPoint> hb_offsets(shaper_item.num_glyphs); - QVarLengthArray<unsigned short> hb_logClusters(shaper_item.num_glyphs); while (1) { hb_glyphs.resize(shaper_item.num_glyphs); @@ -263,10 +266,68 @@ static bool shaping(FT_Face face, const ShapeTable *s, HB_Script script) if (HB_ShapeItem(&shaper_item)) break; - } HB_FreeFace(hbFace); +} + + +#if defined(Q_WS_X11) +static bool decomposedShaping(FT_Face face, HB_Script script, const QChar &ch) +{ + QString uc = QString().append(ch); + Shaper shaper(face, script, uc); + + uc = uc.normalized(QString::NormalizationForm_D); + Shaper decomposed(face, script, uc); + + if( shaper.shaper_item.num_glyphs != decomposed.shaper_item.num_glyphs ) + goto error; + + for (unsigned int i = 0; i < shaper.shaper_item.num_glyphs; ++i) { + if ((shaper.shaper_item.glyphs[i]&0xffffff) != (decomposed.shaper_item.glyphs[i]&0xffffff)) + goto error; + } + return true; + error: + QString str = ""; + int i = 0; + while (i < uc.length()) { + str += QString("%1 ").arg(uc[i].unicode(), 4, 16); + ++i; + } + qDebug("%s: decomposedShaping of char %4x failed\n decomposedString: %s\n nglyphs=%d, decomposed nglyphs %d", + face->family_name, + ch.unicode(), str.toLatin1().data(), + shaper.shaper_item.num_glyphs, + decomposed.shaper_item.num_glyphs); + + str = ""; + i = 0; + while (i < shaper.shaper_item.num_glyphs) { + str += QString("%1 ").arg(shaper.shaper_item.glyphs[i], 4, 16); + ++i; + } + qDebug(" composed glyph result = %s", str.toLatin1().constData()); + str = ""; + i = 0; + while (i < decomposed.shaper_item.num_glyphs) { + str += QString("%1 ").arg(decomposed.shaper_item.glyphs[i], 4, 16); + ++i; + } + qDebug(" decomposed glyph result = %s", str.toLatin1().constData()); + return false; +} +#endif + +struct ShapeTable { + unsigned short unicode[16]; + unsigned short glyphs[16]; +}; + +static bool shaping(FT_Face face, const ShapeTable *s, HB_Script script) +{ + Shaper shaper(face, script, QString::fromUtf16( s->unicode )); hb_uint32 nglyphs = 0; const unsigned short *g = s->glyphs; @@ -275,16 +336,16 @@ static bool shaping(FT_Face face, const ShapeTable *s, HB_Script script) g++; } - if( nglyphs != shaper_item.num_glyphs ) + if( nglyphs != shaper.shaper_item.num_glyphs ) goto error; for (hb_uint32 i = 0; i < nglyphs; ++i) { - if ((shaper_item.glyphs[i]&0xffffff) != s->glyphs[i]) + if ((shaper.shaper_item.glyphs[i]&0xffffff) != s->glyphs[i]) goto error; } return true; error: - str = ""; + QString str = ""; const unsigned short *uc = s->unicode; while (*uc) { str += QString("%1 ").arg(*uc, 4, 16); @@ -293,18 +354,40 @@ static bool shaping(FT_Face face, const ShapeTable *s, HB_Script script) qDebug("%s: shaping of string %s failed, nglyphs=%d, expected %d", face->family_name, str.toLatin1().constData(), - shaper_item.num_glyphs, nglyphs); + shaper.shaper_item.num_glyphs, nglyphs); str = ""; hb_uint32 i = 0; - while (i < shaper_item.num_glyphs) { - str += QString("%1 ").arg(shaper_item.glyphs[i], 4, 16); + while (i < shaper.shaper_item.num_glyphs) { + str += QString("%1 ").arg(shaper.shaper_item.glyphs[i], 4, 16); ++i; } qDebug(" glyph result = %s", str.toLatin1().constData()); return false; } + +void tst_QScriptEngine::greek() +{ + FT_Face face = loadFace("DejaVuSans.ttf"); + if (face) { + for (int uc = 0x1f00; uc <= 0x1fff; ++uc) { + QString str; + str.append(uc); + if (str.normalized(QString::NormalizationForm_D).normalized(QString::NormalizationForm_C) != str) { + //qDebug() << "skipping" << hex << uc; + continue; + } + if (uc == 0x1fc1 || uc == 0x1fed) + continue; + QVERIFY( decomposedShaping(face, HB_Script_Greek, QChar(uc)) ); + } + } else { + QSKIP("couln't find DejaVu Sans", SkipAll); + } +} + + void tst_QScriptEngine::devanagari() { { @@ -511,6 +594,17 @@ void tst_QScriptEngine::bengali() { 0x151, 0x276, 0x172, 0x143, 0x0 } }, { { 0x9b0, 0x9cd, 0x995, 0x9be, 0x983, 0x0 }, { 0x151, 0x276, 0x172, 0x144, 0x0 } }, + // test decomposed two parts matras + { { 0x995, 0x9c7, 0x9be, 0x0 }, + { 0x179, 0x151, 0x172, 0x0 } }, + { { 0x995, 0x9c7, 0x9d7, 0x0 }, + { 0x179, 0x151, 0x17e, 0x0 } }, + { { 0x9b0, 0x9cd, 0x9ad, 0x0 }, + { 0x168, 0x276, 0x0 } }, + { { 0x9f0, 0x9cd, 0x9ad, 0x0 }, + { 0x168, 0x276, 0x0 } }, + { { 0x9f1, 0x9cd, 0x9ad, 0x0 }, + { 0x191, 0x17d, 0x168, 0x0 } }, { {0}, {0} } }; @@ -639,15 +733,21 @@ void tst_QScriptEngine::bengali() if (face) { const ShapeTable shape_table [] = { { { 0x09a8, 0x09cd, 0x09af, 0x0 }, - { 0x0192, 0x0 } }, + { 0x01ca, 0x0 } }, { { 0x09b8, 0x09cd, 0x09af, 0x0 }, - { 0x01d6, 0x0 } }, + { 0x020e, 0x0 } }, { { 0x09b6, 0x09cd, 0x09af, 0x0 }, - { 0x01bc, 0x0 } }, + { 0x01f4, 0x0 } }, { { 0x09b7, 0x09cd, 0x09af, 0x0 }, - { 0x01c6, 0x0 } }, + { 0x01fe, 0x0 } }, { { 0x09b0, 0x09cd, 0x09a8, 0x09cd, 0x200d, 0x0 }, - { 0xd3, 0x12f, 0x0 } }, + { 0x10b, 0x167, 0x0 } }, + { { 0x9b0, 0x9cd, 0x9ad, 0x0 }, + { 0xa1, 0x167, 0x0 } }, + { { 0x9f0, 0x9cd, 0x9ad, 0x0 }, + { 0xa1, 0x167, 0x0 } }, + { { 0x9f1, 0x9cd, 0x9ad, 0x0 }, + { 0x11c, 0xa1, 0x0 } }, { {0}, {0} } }; @@ -669,7 +769,7 @@ void tst_QScriptEngine::bengali() void tst_QScriptEngine::gurmukhi() { { - FT_Face face = loadFace("lohit.punjabi.1.1.ttf"); + FT_Face face = loadFace("lohit_pa.ttf"); if (face) { const ShapeTable shape_table [] = { { { 0xA15, 0xA4D, 0xa39, 0x0 }, @@ -824,8 +924,9 @@ void tst_QScriptEngine::telugu() { 0xe6, 0xb3, 0x83, 0x0 } }, { { 0xc15, 0xc4d, 0xc30, 0xc48, 0x0 }, { 0xe6, 0xb3, 0x9f, 0x0 } }, - { {0}, {0} } - + { { 0xc15, 0xc46, 0xc56, 0x0 }, + { 0xe6, 0xb3, 0x0 } }, + { {0}, {0} } }; const ShapeTable *s = shape_table; @@ -868,7 +969,6 @@ void tst_QScriptEngine::kannada() { 0x0036, 0x00c1, 0x0 } }, { { 0x0cb0, 0x0ccd, 0x200d, 0x0c95, 0x0 }, { 0x0050, 0x00a7, 0x0 } }, - { {0}, {0} } }; @@ -892,6 +992,17 @@ void tst_QScriptEngine::kannada() { 0x00b0, 0x006c, 0x0 } }, { { 0x0cb7, 0x0ccd, 0x0 }, { 0x0163, 0x0 } }, + { { 0xc95, 0xcbf, 0xcd5, 0x0 }, + { 0x114, 0x73, 0x0 } }, + { { 0xc95, 0xcc6, 0xcd5, 0x0 }, + { 0x90, 0x6c, 0x73, 0x0 } }, + { { 0xc95, 0xcc6, 0xcd6, 0x0 }, + { 0x90, 0x6c, 0x74, 0x0 } }, + { { 0xc95, 0xcc6, 0xcc2, 0x0 }, + { 0x90, 0x6c, 0x69, 0x0 } }, + { { 0xc95, 0xcca, 0xcd5, 0x0 }, + { 0x90, 0x6c, 0x69, 0x73, 0x0 } }, + { {0}, {0} } }; @@ -944,7 +1055,16 @@ void tst_QScriptEngine::malayalam() { 0x009e, 0x0 } }, { { 0x0d30, 0x0d4d, 0x200d, 0x0 }, { 0x009e, 0x0 } }, - + { { 0xd15, 0xd46, 0xd3e, 0x0 }, + { 0x5e, 0x34, 0x58, 0x0 } }, + { { 0xd15, 0xd47, 0xd3e, 0x0 }, + { 0x5f, 0x34, 0x58, 0x0 } }, + { { 0xd15, 0xd46, 0xd57, 0x0 }, + { 0x5e, 0x34, 0x65, 0x0 } }, + { { 0xd15, 0xd57, 0x0 }, + { 0x34, 0x65, 0x0 } }, + { { 0xd1f, 0xd4d, 0xd1f, 0xd41, 0xd4d, 0x0 }, + { 0x69, 0x5b, 0x64, 0x0 } }, { {0}, {0} } }; @@ -961,8 +1081,71 @@ void tst_QScriptEngine::malayalam() QSKIP("couln't find AkrutiMal2Normal.ttf", SkipAll); } } + + { + FT_Face face = loadFace("Rachana.ttf"); + if (face) { + const ShapeTable shape_table [] = { + { { 0xd37, 0xd4d, 0xd1f, 0xd4d, 0xd30, 0xd40, 0x0 }, + { 0x385, 0xa3, 0x0 } }, + { { 0xd2f, 0xd4d, 0xd15, 0xd4d, 0xd15, 0xd41, 0x0 }, + { 0x2ff, 0x0 } }, + { { 0xd33, 0xd4d, 0xd33, 0x0 }, + { 0x3f8, 0x0 } }, + { { 0xd2f, 0xd4d, 0xd15, 0xd4d, 0xd15, 0xd41, 0x0 }, + { 0x2ff, 0x0 } }, + + { {0}, {0} } + }; + + + const ShapeTable *s = shape_table; + while (s->unicode[0]) { + QVERIFY( shaping(face, s, HB_Script_Malayalam) ); + ++s; + } + + FT_Done_Face(face); + } else { + QSKIP("couln't find Rachana.ttf", SkipAll); + } + } + } +void tst_QScriptEngine::sinhala() +{ + { + FT_Face face = loadFace("FM-MalithiUW46.ttf"); + if (face) { + const ShapeTable shape_table [] = { + { { 0xd9a, 0xdd9, 0xdcf, 0x0 }, + { 0x4a, 0x61, 0x42, 0x0 } }, + { { 0xd9a, 0xdd9, 0xddf, 0x0 }, + { 0x4a, 0x61, 0x50, 0x0 } }, + { { 0xd9a, 0xdd9, 0xdca, 0x0 }, + { 0x4a, 0x62, 0x0 } }, + { { 0xd9a, 0xddc, 0xdca, 0x0 }, + { 0x4a, 0x61, 0x42, 0x41, 0x0 } }, + { { 0xd9a, 0xdda, 0x0 }, + { 0x4a, 0x62, 0x0 } }, + { { 0xd9a, 0xddd, 0x0 }, + { 0x4a, 0x61, 0x42, 0x41, 0x0 } }, + { {0}, {0} } + }; + + const ShapeTable *s = shape_table; + while (s->unicode[0]) { + QVERIFY( shaping(face, s, HB_Script_Sinhala) ); + ++s; + } + + FT_Done_Face(face); + } else { + QSKIP("couln't find FM-MalithiUW46.ttf", SkipAll); + } + } +} void tst_QScriptEngine::khmer() @@ -1043,7 +1226,7 @@ void tst_QScriptEngine::nko() void tst_QScriptEngine::linearB() { { - FT_Face face = loadFace("PENUTURE.TTF"); + FT_Face face = loadFace("penuture.ttf"); if (face) { const ShapeTable shape_table [] = { { { 0xd800, 0xdc01, 0xd800, 0xdc02, 0xd800, 0xdc03, 0 }, |