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-rw-r--r--src/sfnt/Jamfile2
-rw-r--r--src/sfnt/module.mk2
-rw-r--r--src/sfnt/pngshim.c89
-rw-r--r--src/sfnt/pngshim.h2
-rw-r--r--src/sfnt/rules.mk2
-rw-r--r--src/sfnt/sfdriver.c664
-rw-r--r--src/sfnt/sfdriver.h2
-rw-r--r--src/sfnt/sferrors.h2
-rw-r--r--src/sfnt/sfnt.c26
-rw-r--r--src/sfnt/sfntpic.c2
-rw-r--r--src/sfnt/sfntpic.h2
-rw-r--r--src/sfnt/sfobjs.c89
-rw-r--r--src/sfnt/sfobjs.h2
-rw-r--r--src/sfnt/ttbdf.c9
-rw-r--r--src/sfnt/ttbdf.h6
-rw-r--r--src/sfnt/ttcmap.c159
-rw-r--r--src/sfnt/ttcmap.h4
-rw-r--r--src/sfnt/ttcmapc.h2
-rw-r--r--src/sfnt/ttkern.c17
-rw-r--r--src/sfnt/ttkern.h2
-rw-r--r--src/sfnt/ttload.c6
-rw-r--r--src/sfnt/ttload.h2
-rw-r--r--src/sfnt/ttmtx.c2
-rw-r--r--src/sfnt/ttmtx.h2
-rw-r--r--src/sfnt/ttpost.c24
-rw-r--r--src/sfnt/ttpost.h2
-rw-r--r--src/sfnt/ttsbit.c45
-rw-r--r--src/sfnt/ttsbit.h2
28 files changed, 1039 insertions, 131 deletions
diff --git a/src/sfnt/Jamfile b/src/sfnt/Jamfile
index 5971b251c..57977fc96 100644
--- a/src/sfnt/Jamfile
+++ b/src/sfnt/Jamfile
@@ -1,6 +1,6 @@
# FreeType 2 src/sfnt Jamfile
#
-# Copyright 2001-2017 by
+# Copyright 2001-2018 by
# David Turner, Robert Wilhelm, and Werner Lemberg.
#
# This file is part of the FreeType project, and may only be used, modified,
diff --git a/src/sfnt/module.mk b/src/sfnt/module.mk
index 81dea17de..51ca67e78 100644
--- a/src/sfnt/module.mk
+++ b/src/sfnt/module.mk
@@ -3,7 +3,7 @@
#
-# Copyright 1996-2017 by
+# Copyright 1996-2018 by
# David Turner, Robert Wilhelm, and Werner Lemberg.
#
# This file is part of the FreeType project, and may only be used, modified,
diff --git a/src/sfnt/pngshim.c b/src/sfnt/pngshim.c
index 96fc08e3b..16020266a 100644
--- a/src/sfnt/pngshim.c
+++ b/src/sfnt/pngshim.c
@@ -4,7 +4,7 @@
/* */
/* PNG Bitmap glyph support. */
/* */
-/* Copyright 2013-2017 by */
+/* Copyright 2013-2018 by */
/* Google, Inc. */
/* Written by Stuart Gill and Behdad Esfahbod. */
/* */
@@ -24,7 +24,8 @@
#include FT_CONFIG_STANDARD_LIBRARY_H
-#ifdef FT_CONFIG_OPTION_USE_PNG
+#if defined( TT_CONFIG_OPTION_EMBEDDED_BITMAPS ) && \
+ defined( FT_CONFIG_OPTION_USE_PNG )
/* We always include <setjmp.h>, so make libpng shut up! */
#define PNG_SKIP_SETJMP_CHECK 1
@@ -48,18 +49,85 @@
}
- /* Premultiplies data and converts RGBA bytes => native endian. */
+ /* Premultiplies data and converts RGBA bytes => BGRA. */
static void
premultiply_data( png_structp png,
png_row_infop row_info,
png_bytep data )
{
- unsigned int i;
+ unsigned int i = 0, limit;
+
+ /* The `vector_size' attribute was introduced in gcc 3.1, which */
+ /* predates clang; the `__BYTE_ORDER__' preprocessor symbol was */
+ /* introduced in gcc 4.6 and clang 3.2, respectively. */
+ /* `__builtin_shuffle' for gcc was introduced in gcc 4.7.0. */
+#if ( ( defined( __GNUC__ ) && \
+ ( ( __GNUC__ >= 5 ) || \
+ ( ( __GNUC__ == 4 ) && ( __GNUC_MINOR__ >= 7 ) ) ) ) || \
+ ( defined( __clang__ ) && \
+ ( ( __clang_major__ >= 4 ) || \
+ ( ( __clang_major__ == 3 ) && ( __clang_minor__ >= 2 ) ) ) ) ) && \
+ defined( __OPTIMIZE__ ) && \
+ __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__
+
+#ifdef __clang__
+ /* the clang documentation doesn't cover the two-argument case of */
+ /* `__builtin_shufflevector'; however, it is is implemented since */
+ /* version 2.8 */
+#define vector_shuffle __builtin_shufflevector
+#else
+#define vector_shuffle __builtin_shuffle
+#endif
- FT_UNUSED( png );
+ typedef unsigned short v82 __attribute__(( vector_size( 16 ) ));
- for ( i = 0; i < row_info->rowbytes; i += 4 )
+ if ( row_info->rowbytes > 15 )
+ {
+ /* process blocks of 16 bytes in one rush, which gives a nice speed-up */
+ limit = row_info->rowbytes - 16 + 1;
+ for ( ; i < limit; i += 16 )
+ {
+ unsigned char* base = &data[i];
+
+ v82 s, s0, s1, a;
+
+ /* clang <= 3.9 can't apply scalar values to vectors */
+ /* (or rather, it needs a different syntax) */
+ v82 n0x80 = { 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80 };
+ v82 n0xFF = { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF };
+ v82 n8 = { 8, 8, 8, 8, 8, 8, 8, 8 };
+
+ v82 ma = { 1, 1, 3, 3, 5, 5, 7, 7 };
+ v82 o1 = { 0, 0xFF, 0, 0xFF, 0, 0xFF, 0, 0xFF };
+ v82 m0 = { 1, 0, 3, 2, 5, 4, 7, 6 };
+
+
+ ft_memcpy( &s, base, 16 ); /* RGBA RGBA RGBA RGBA */
+ s0 = s & n0xFF; /* R B R B R B R B */
+ s1 = s >> n8; /* G A G A G A G A */
+
+ a = vector_shuffle( s1, ma ); /* A A A A A A A A */
+ s1 |= o1; /* G 1 G 1 G 1 G 1 */
+ s0 = vector_shuffle( s0, m0 ); /* B R B R B R B R */
+
+ s0 *= a;
+ s1 *= a;
+ s0 += n0x80;
+ s1 += n0x80;
+ s0 = ( s0 + ( s0 >> n8 ) ) >> n8;
+ s1 = ( s1 + ( s1 >> n8 ) ) >> n8;
+
+ s = s0 | ( s1 << n8 );
+ ft_memcpy( base, &s, 16 );
+ }
+ }
+#endif /* use `vector_size' */
+
+ FT_UNUSED( png );
+
+ limit = row_info->rowbytes;
+ for ( ; i < limit; i += 4 )
{
unsigned char* base = &data[i];
unsigned int alpha = base[3];
@@ -169,7 +237,7 @@
return;
}
- memcpy( data, stream->cursor, length );
+ ft_memcpy( data, stream->cursor, length );
FT_FRAME_EXIT();
}
@@ -377,7 +445,12 @@
return error;
}
-#endif /* FT_CONFIG_OPTION_USE_PNG */
+#else /* !(TT_CONFIG_OPTION_EMBEDDED_BITMAPS && FT_CONFIG_OPTION_USE_PNG) */
+
+ /* ANSI C doesn't like empty source files */
+ typedef int _pngshim_dummy;
+
+#endif /* !(TT_CONFIG_OPTION_EMBEDDED_BITMAPS && FT_CONFIG_OPTION_USE_PNG) */
/* END */
diff --git a/src/sfnt/pngshim.h b/src/sfnt/pngshim.h
index 344eceac1..194238c3a 100644
--- a/src/sfnt/pngshim.h
+++ b/src/sfnt/pngshim.h
@@ -4,7 +4,7 @@
/* */
/* PNG Bitmap glyph support. */
/* */
-/* Copyright 2013-2017 by */
+/* Copyright 2013-2018 by */
/* Google, Inc. */
/* Written by Stuart Gill and Behdad Esfahbod. */
/* */
diff --git a/src/sfnt/rules.mk b/src/sfnt/rules.mk
index 230d56c94..83acc66a8 100644
--- a/src/sfnt/rules.mk
+++ b/src/sfnt/rules.mk
@@ -3,7 +3,7 @@
#
-# Copyright 1996-2017 by
+# Copyright 1996-2018 by
# David Turner, Robert Wilhelm, and Werner Lemberg.
#
# This file is part of the FreeType project, and may only be used, modified,
diff --git a/src/sfnt/sfdriver.c b/src/sfnt/sfdriver.c
index f13266975..303e1ca9f 100644
--- a/src/sfnt/sfdriver.c
+++ b/src/sfnt/sfdriver.c
@@ -4,7 +4,7 @@
/* */
/* High-level SFNT driver interface (body). */
/* */
-/* Copyright 1996-2017 by */
+/* Copyright 1996-2018 by */
/* David Turner, Robert Wilhelm, and Werner Lemberg. */
/* */
/* This file is part of the FreeType project, and may only be used, */
@@ -20,6 +20,7 @@
#include FT_INTERNAL_DEBUG_H
#include FT_INTERNAL_SFNT_H
#include FT_INTERNAL_OBJECTS_H
+#include FT_TRUETYPE_IDS_H
#include "sfdriver.h"
#include "ttload.h"
@@ -50,6 +51,11 @@
#include FT_SERVICE_SFNT_H
#include FT_SERVICE_TT_CMAP_H
+#ifdef TT_CONFIG_OPTION_GX_VAR_SUPPORT
+#include FT_MULTIPLE_MASTERS_H
+#include FT_SERVICE_MULTIPLE_MASTERS_H
+#endif
+
/*************************************************************************/
/* */
@@ -250,6 +256,207 @@
}
+#ifdef TT_CONFIG_OPTION_GX_VAR_SUPPORT
+
+ /* Only ASCII letters and digits are taken for a variation font */
+ /* instance's PostScript name. */
+ /* */
+ /* `ft_isalnum' is a macro, but we need a function here, thus */
+ /* this definition. */
+ static int
+ sfnt_is_alphanumeric( int c )
+ {
+ return ft_isalnum( c );
+ }
+
+
+ /* the implementation of MurmurHash3 is taken and adapted from */
+ /* https://github.com/aappleby/smhasher/blob/master/src/MurmurHash3.cpp */
+
+#define ROTL32( x, r ) ( x << r ) | ( x >> ( 32 - r ) )
+
+
+ static FT_UInt32
+ fmix32( FT_UInt32 h )
+ {
+ h ^= h >> 16;
+ h *= 0x85ebca6b;
+ h ^= h >> 13;
+ h *= 0xc2b2ae35;
+ h ^= h >> 16;
+
+ return h;
+ }
+
+
+ static void
+ murmur_hash_3_128( const void* key,
+ const unsigned int len,
+ FT_UInt32 seed,
+ void* out )
+ {
+ const FT_Byte* data = (const FT_Byte*)key;
+ const int nblocks = (int)len / 16;
+
+ FT_UInt32 h1 = seed;
+ FT_UInt32 h2 = seed;
+ FT_UInt32 h3 = seed;
+ FT_UInt32 h4 = seed;
+
+ const FT_UInt32 c1 = 0x239b961b;
+ const FT_UInt32 c2 = 0xab0e9789;
+ const FT_UInt32 c3 = 0x38b34ae5;
+ const FT_UInt32 c4 = 0xa1e38b93;
+
+ const FT_UInt32* blocks = (const FT_UInt32*)( data + nblocks * 16 );
+
+ int i;
+
+
+ for( i = -nblocks; i; i++ )
+ {
+ FT_UInt32 k1 = blocks[i * 4 + 0];
+ FT_UInt32 k2 = blocks[i * 4 + 1];
+ FT_UInt32 k3 = blocks[i * 4 + 2];
+ FT_UInt32 k4 = blocks[i * 4 + 3];
+
+
+ k1 *= c1;
+ k1 = ROTL32( k1, 15 );
+ k1 *= c2;
+ h1 ^= k1;
+
+ h1 = ROTL32( h1, 19 );
+ h1 += h2;
+ h1 = h1 * 5 + 0x561ccd1b;
+
+ k2 *= c2;
+ k2 = ROTL32( k2, 16 );
+ k2 *= c3;
+ h2 ^= k2;
+
+ h2 = ROTL32( h2, 17 );
+ h2 += h3;
+ h2 = h2 * 5 + 0x0bcaa747;
+
+ k3 *= c3;
+ k3 = ROTL32( k3, 17 );
+ k3 *= c4;
+ h3 ^= k3;
+
+ h3 = ROTL32( h3, 15 );
+ h3 += h4;
+ h3 = h3 * 5 + 0x96cd1c35;
+
+ k4 *= c4;
+ k4 = ROTL32( k4, 18 );
+ k4 *= c1;
+ h4 ^= k4;
+
+ h4 = ROTL32( h4, 13 );
+ h4 += h1;
+ h4 = h4 * 5 + 0x32ac3b17;
+ }
+
+ {
+ const FT_Byte* tail = (const FT_Byte*)( data + nblocks * 16 );
+
+ FT_UInt32 k1 = 0;
+ FT_UInt32 k2 = 0;
+ FT_UInt32 k3 = 0;
+ FT_UInt32 k4 = 0;
+
+
+ switch ( len & 15 )
+ {
+ case 15:
+ k4 ^= (FT_UInt32)tail[14] << 16;
+ case 14:
+ k4 ^= (FT_UInt32)tail[13] << 8;
+ case 13:
+ k4 ^= (FT_UInt32)tail[12];
+ k4 *= c4;
+ k4 = ROTL32( k4, 18 );
+ k4 *= c1;
+ h4 ^= k4;
+
+ case 12:
+ k3 ^= (FT_UInt32)tail[11] << 24;
+ case 11:
+ k3 ^= (FT_UInt32)tail[10] << 16;
+ case 10:
+ k3 ^= (FT_UInt32)tail[9] << 8;
+ case 9:
+ k3 ^= (FT_UInt32)tail[8];
+ k3 *= c3;
+ k3 = ROTL32( k3, 17 );
+ k3 *= c4;
+ h3 ^= k3;
+
+ case 8:
+ k2 ^= (FT_UInt32)tail[7] << 24;
+ case 7:
+ k2 ^= (FT_UInt32)tail[6] << 16;
+ case 6:
+ k2 ^= (FT_UInt32)tail[5] << 8;
+ case 5:
+ k2 ^= (FT_UInt32)tail[4];
+ k2 *= c2;
+ k2 = ROTL32( k2, 16 );
+ k2 *= c3;
+ h2 ^= k2;
+
+ case 4:
+ k1 ^= (FT_UInt32)tail[3] << 24;
+ case 3:
+ k1 ^= (FT_UInt32)tail[2] << 16;
+ case 2:
+ k1 ^= (FT_UInt32)tail[1] << 8;
+ case 1:
+ k1 ^= (FT_UInt32)tail[0];
+ k1 *= c1;
+ k1 = ROTL32( k1, 15 );
+ k1 *= c2;
+ h1 ^= k1;
+ }
+ }
+
+ h1 ^= len;
+ h2 ^= len;
+ h3 ^= len;
+ h4 ^= len;
+
+ h1 += h2;
+ h1 += h3;
+ h1 += h4;
+
+ h2 += h1;
+ h3 += h1;
+ h4 += h1;
+
+ h1 = fmix32( h1 );
+ h2 = fmix32( h2 );
+ h3 = fmix32( h3 );
+ h4 = fmix32( h4 );
+
+ h1 += h2;
+ h1 += h3;
+ h1 += h4;
+
+ h2 += h1;
+ h3 += h1;
+ h4 += h1;
+
+ ((FT_UInt32*)out)[0] = h1;
+ ((FT_UInt32*)out)[1] = h2;
+ ((FT_UInt32*)out)[2] = h3;
+ ((FT_UInt32*)out)[3] = h4;
+ }
+
+
+#endif /* TT_CONFIG_OPTION_GX_VAR_SUPPORT */
+
+
typedef int (*char_type_func)( int c );
@@ -262,7 +469,7 @@
(n)->encodingID == 0 && \
(n)->languageID == 0 )
- static const char*
+ static char*
get_win_string( FT_Memory memory,
FT_Stream stream,
TT_Name entry,
@@ -271,10 +478,10 @@
{
FT_Error error = FT_Err_Ok;
- const char* result;
- FT_String* r;
- FT_Char* p;
- FT_UInt len;
+ char* result = NULL;
+ FT_String* r;
+ FT_Char* p;
+ FT_UInt len;
FT_UNUSED( error );
@@ -323,7 +530,7 @@
}
- static const char*
+ static char*
get_apple_string( FT_Memory memory,
FT_Stream stream,
TT_Name entry,
@@ -332,10 +539,10 @@
{
FT_Error error = FT_Err_Ok;
- const char* result;
- FT_String* r;
- FT_Char* p;
- FT_UInt len;
+ char* result = NULL;
+ FT_String* r;
+ FT_Char* p;
+ FT_UInt len;
FT_UNUSED( error );
@@ -412,36 +619,445 @@
}
+#ifdef TT_CONFIG_OPTION_GX_VAR_SUPPORT
+
+ /*
+ The maximum length of an axis value descriptor.
+
+ We need 65536 different values for the decimal fraction; this fits
+ nicely into five decimal places. Consequently, it consists of
+
+ . the minus sign if the number is negative,
+ . up to five characters for the digits before the decimal point,
+ . the decimal point if there is a fractional part, and
+ . up to five characters for the digits after the decimal point.
+
+ We also need one byte for the leading `_' character and up to four
+ bytes for the axis tag.
+ */
+#define MAX_VALUE_DESCRIPTOR_LEN ( 1 + 5 + 1 + 5 + 1 + 4 )
+
+
+ /* the maximum length of PostScript font names */
+#define MAX_PS_NAME_LEN 127
+
+
+ /*
+ * Find the shortest decimal representation of a 16.16 fixed point
+ * number. The function fills `buf' with the result, returning a pointer
+ * to the position after the representation's last byte.
+ */
+
+ static char*
+ fixed2float( FT_Int fixed,
+ char* buf )
+ {
+ char* p;
+ char* q;
+ char tmp[5];
+
+ FT_Int int_part;
+ FT_Int frac_part;
+
+ FT_Int i;
+
+
+ p = buf;
+
+ if ( fixed == 0 )
+ {
+ *p++ = '0';
+ return p;
+ }
+
+ if ( fixed < 0 )
+ {
+ *p++ = '-';
+ fixed = -fixed;
+ }
+
+ int_part = ( fixed >> 16 ) & 0xFFFF;
+ frac_part = fixed & 0xFFFF;
+
+ /* get digits of integer part (in reverse order) */
+ q = tmp;
+ while ( int_part > 0 )
+ {
+ *q++ = '0' + int_part % 10;
+ int_part /= 10;
+ }
+
+ /* copy digits in correct order to buffer */
+ while ( q > tmp )
+ *p++ = *--q;
+
+ if ( !frac_part )
+ return p;
+
+ /* save position of point */
+ q = p;
+ *p++ = '.';
+
+ /* apply rounding */
+ frac_part = frac_part * 10 + 5;
+
+ /* get digits of fractional part */
+ for ( i = 0; i < 5; i++ )
+ {
+ *p++ = '0' + (char)( frac_part / 0x10000L );
+
+ frac_part %= 0x10000L;
+ if ( !frac_part )
+ break;
+
+ frac_part *= 10;
+ }
+
+ /*
+ If the remainder stored in `frac_part' (after the last FOR loop) is
+ smaller than 34480*10, the resulting decimal value minus 0.00001 is
+ an equivalent representation of `fixed'.
+
+ The above FOR loop always finds the larger of the two values; I
+ verified this by iterating over all possible fixed point numbers.
+
+ If the remainder is 17232*10, both values are equally good, and we
+ take the next even number (following IEEE 754's `round to nearest,
+ ties to even' rounding rule).
+
+ If the remainder is smaller than 17232*10, the lower of the two
+ numbers is nearer to the exact result (values 17232 and 34480 were
+ also found by testing all possible fixed point values).
+
+ We use this to find a shorter decimal representation. If not ending
+ with digit zero, we take the representation with less error.
+ */
+ p--;
+ if ( p - q == 5 ) /* five digits? */
+ {
+ /* take the representation that has zero as the last digit */
+ if ( frac_part < 34480 * 10 &&
+ *p == '1' )
+ *p = '0';
+
+ /* otherwise use the one with less error */
+ else if ( frac_part == 17232 * 10 &&
+ *p & 1 )
+ *p -= 1;
+
+ else if ( frac_part < 17232 * 10 &&
+ *p != '0' )
+ *p -= 1;
+ }
+
+ /* remove trailing zeros */
+ while ( *p == '0' )
+ *p-- = '\0';
+
+ return p + 1;
+ }
+
+
+ static const char hexdigits[16] =
+ {
+ '0', '1', '2', '3', '4', '5', '6', '7',
+ '8', '9', 'A', 'B', 'C', 'D', 'E', 'F'
+ };
+
+
static const char*
- sfnt_get_ps_name( TT_Face face )
+ sfnt_get_var_ps_name( TT_Face face )
{
- FT_Int found, win, apple;
- const char* result = NULL;
+ FT_Error error;
+ FT_Memory memory = face->root.memory;
+ FT_Service_MultiMasters mm = (FT_Service_MultiMasters)face->mm;
- if ( face->postscript_name )
- return face->postscript_name;
+ FT_UInt num_coords;
+ FT_Fixed* coords;
+ FT_MM_Var* mm_var;
- /* scan the name table to see whether we have a Postscript name here, */
- /* either in Macintosh or Windows platform encodings */
- found = sfnt_get_name_id( face, 6, &win, &apple );
+ FT_Int found, win, apple;
+ FT_UInt i, j;
+
+ char* result = NULL;
+ char* p;
- if ( found )
+
+ if ( !face->var_postscript_prefix )
{
+ FT_UInt len;
+
+
+ /* check whether we have a Variations PostScript Name Prefix */
+ found = sfnt_get_name_id( face,
+ TT_NAME_ID_VARIATIONS_PREFIX,
+ &win,
+ &apple );
+ if ( !found )
+ {
+ /* otherwise use the typographic family name */
+ found = sfnt_get_name_id( face,
+ TT_NAME_ID_TYPOGRAPHIC_FAMILY,
+ &win,
+ &apple );
+ }
+
+ if ( !found )
+ {
+ /* as a last resort we try the family name; note that this is */
+ /* not in the Adobe TechNote, but GX fonts (which predate the */
+ /* TechNote) benefit from this behaviour */
+ found = sfnt_get_name_id( face,
+ TT_NAME_ID_FONT_FAMILY,
+ &win,
+ &apple );
+ }
+
+ if ( !found )
+ {
+ FT_TRACE0(( "sfnt_get_var_ps_name:"
+ " Can't construct PS name prefix for font instances\n" ));
+ return NULL;
+ }
+
/* prefer Windows entries over Apple */
if ( win != -1 )
result = get_win_string( face->root.memory,
face->name_table.stream,
face->name_table.names + win,
- sfnt_is_postscript,
- 1 );
+ sfnt_is_alphanumeric,
+ 0 );
else
result = get_apple_string( face->root.memory,
face->name_table.stream,
face->name_table.names + apple,
- sfnt_is_postscript,
- 1 );
+ sfnt_is_alphanumeric,
+ 0 );
+
+ len = ft_strlen( result );
+
+ /* sanitize if necessary; we reserve space for 36 bytes (a 128bit */
+ /* checksum as a hex number, preceded by `-' and followed by three */
+ /* ASCII dots, to be used if the constructed PS name would be too */
+ /* long); this is also sufficient for a single instance */
+ if ( len > MAX_PS_NAME_LEN - ( 1 + 32 + 3 ) )
+ {
+ len = MAX_PS_NAME_LEN - ( 1 + 32 + 3 );
+ result[len] = '\0';
+
+ FT_TRACE0(( "sfnt_get_var_ps_name:"
+ " Shortening variation PS name prefix\n"
+ " "
+ " to %d characters\n", len ));
+ }
+
+ face->var_postscript_prefix = result;
+ face->var_postscript_prefix_len = len;
+ }
+
+ mm->get_var_blend( FT_FACE( face ),
+ &num_coords,
+ &coords,
+ NULL,
+ &mm_var );
+
+ if ( FT_IS_NAMED_INSTANCE( FT_FACE( face ) ) &&
+ !FT_IS_VARIATION( FT_FACE( face ) ) )
+ {
+ SFNT_Service sfnt = (SFNT_Service)face->sfnt;
+
+ FT_Long instance = ( ( face->root.face_index & 0x7FFF0000L ) >> 16 ) - 1;
+ FT_UInt psid = mm_var->namedstyle[instance].psid;
+
+ char* ps_name = NULL;
+
+
+ /* try first to load the name string with index `postScriptNameID' */
+ if ( psid == 6 ||
+ ( psid > 255 && psid < 32768 ) )
+ (void)sfnt->get_name( face, (FT_UShort)psid, &ps_name );
+
+ if ( ps_name )
+ {
+ result = ps_name;
+ p = result + ft_strlen( result ) + 1;
+
+ goto check_length;
+ }
+ else
+ {
+ /* otherwise construct a name using `subfamilyNameID' */
+ FT_UInt strid = mm_var->namedstyle[instance].strid;
+
+ char* subfamily_name;
+ char* s;
+
+
+ (void)sfnt->get_name( face, (FT_UShort)strid, &subfamily_name );
+
+ if ( !subfamily_name )
+ {
+ FT_TRACE1(( "sfnt_get_var_ps_name:"
+ " can't construct named instance PS name;\n"
+ " "
+ " trying to construct normal instance PS name\n" ));
+ goto construct_instance_name;
+ }
+
+ /* after the prefix we have character `-' followed by the */
+ /* subfamily name (using only characters a-z, A-Z, and 0-9) */
+ if ( FT_ALLOC( result, face->var_postscript_prefix_len +
+ 1 + ft_strlen( subfamily_name ) + 1 ) )
+ return NULL;
+
+ ft_strcpy( result, face->var_postscript_prefix );
+
+ p = result + face->var_postscript_prefix_len;
+ *p++ = '-';
+
+ s = subfamily_name;
+ while ( *s )
+ {
+ if ( ft_isalnum( *s ) )
+ *p++ = *s;
+ s++;
+ }
+ *p++ = '\0';
+
+ FT_FREE( subfamily_name );
+ }
}
+ else
+ {
+ FT_Var_Axis* axis;
+
+
+ construct_instance_name:
+ axis = mm_var->axis;
+
+ if ( FT_ALLOC( result,
+ face->var_postscript_prefix_len +
+ num_coords * MAX_VALUE_DESCRIPTOR_LEN + 1 ) )
+ return NULL;
+
+ p = result;
+
+ ft_strcpy( p, face->var_postscript_prefix );
+ p += face->var_postscript_prefix_len;
+
+ for ( i = 0; i < num_coords; i++, coords++, axis++ )
+ {
+ char t;
+
+
+ /* omit axis value descriptor if it is identical */
+ /* to the default axis value */
+ if ( *coords == axis->def )
+ continue;
+
+ *p++ = '_';
+ p = fixed2float( *coords, p );
+
+ t = (char)( axis->tag >> 24 );
+ if ( t != ' ' && ft_isalnum( t ) )
+ *p++ = t;
+ t = (char)( axis->tag >> 16 );
+ if ( t != ' ' && ft_isalnum( t ) )
+ *p++ = t;
+ t = (char)( axis->tag >> 8 );
+ if ( t != ' ' && ft_isalnum( t ) )
+ *p++ = t;
+ t = (char)axis->tag;
+ if ( t != ' ' && ft_isalnum( t ) )
+ *p++ = t;
+ }
+ }
+
+ check_length:
+ if ( p - result > MAX_PS_NAME_LEN )
+ {
+ /* the PS name is too long; replace the part after the prefix with */
+ /* a checksum; we use MurmurHash 3 with a hash length of 128 bit */
+
+ FT_UInt32 seed = 123456789;
+
+ FT_UInt32 hash[4];
+ FT_UInt32* h;
+
+
+ murmur_hash_3_128( result, p - result, seed, hash );
+
+ p = result + face->var_postscript_prefix_len;
+ *p++ = '-';
+
+ /* we convert the hash value to hex digits from back to front */
+ p += 32 + 3;
+ h = hash + 3;
+
+ *p-- = '\0';
+ *p-- = '.';
+ *p-- = '.';
+ *p-- = '.';
+
+ for ( i = 0; i < 4; i++, h-- )
+ {
+ FT_UInt32 v = *h;
+
+
+ for ( j = 0; j < 8; j++ )
+ {
+ *p-- = hexdigits[v & 0xF];
+ v >>= 4;
+ }
+ }
+ }
+
+ return result;
+ }
+
+#endif /* TT_CONFIG_OPTION_GX_VAR_SUPPORT */
+
+
+ static const char*
+ sfnt_get_ps_name( TT_Face face )
+ {
+ FT_Int found, win, apple;
+ const char* result = NULL;
+
+
+ if ( face->postscript_name )
+ return face->postscript_name;
+
+#ifdef TT_CONFIG_OPTION_GX_VAR_SUPPORT
+ if ( face->blend &&
+ ( FT_IS_NAMED_INSTANCE( FT_FACE( face ) ) ||
+ FT_IS_VARIATION( FT_FACE( face ) ) ) )
+ {
+ face->postscript_name = sfnt_get_var_ps_name( face );
+ return face->postscript_name;
+ }
+#endif
+
+ /* scan the name table to see whether we have a Postscript name here, */
+ /* either in Macintosh or Windows platform encodings */
+ found = sfnt_get_name_id( face, TT_NAME_ID_PS_NAME, &win, &apple );
+ if ( !found )
+ return NULL;
+
+ /* prefer Windows entries over Apple */
+ if ( win != -1 )
+ result = get_win_string( face->root.memory,
+ face->name_table.stream,
+ face->name_table.names + win,
+ sfnt_is_postscript,
+ 1 );
+ else
+ result = get_apple_string( face->root.memory,
+ face->name_table.stream,
+ face->name_table.names + apple,
+ sfnt_is_postscript,
+ 1 );
face->postscript_name = result;
diff --git a/src/sfnt/sfdriver.h b/src/sfnt/sfdriver.h
index 38710b60f..81c22d288 100644
--- a/src/sfnt/sfdriver.h
+++ b/src/sfnt/sfdriver.h
@@ -4,7 +4,7 @@
/* */
/* High-level SFNT driver interface (specification). */
/* */
-/* Copyright 1996-2017 by */
+/* Copyright 1996-2018 by */
/* David Turner, Robert Wilhelm, and Werner Lemberg. */
/* */
/* This file is part of the FreeType project, and may only be used, */
diff --git a/src/sfnt/sferrors.h b/src/sfnt/sferrors.h
index 3cf73d725..74003d4b3 100644
--- a/src/sfnt/sferrors.h
+++ b/src/sfnt/sferrors.h
@@ -4,7 +4,7 @@
/* */
/* SFNT error codes (specification only). */
/* */
-/* Copyright 2001-2017 by */
+/* Copyright 2001-2018 by */
/* David Turner, Robert Wilhelm, and Werner Lemberg. */
/* */
/* This file is part of the FreeType project, and may only be used, */
diff --git a/src/sfnt/sfnt.c b/src/sfnt/sfnt.c
index cffda6e6d..8b9a6b345 100644
--- a/src/sfnt/sfnt.c
+++ b/src/sfnt/sfnt.c
@@ -4,7 +4,7 @@
/* */
/* Single object library component. */
/* */
-/* Copyright 1996-2017 by */
+/* Copyright 1996-2018 by */
/* David Turner, Robert Wilhelm, and Werner Lemberg. */
/* */
/* This file is part of the FreeType project, and may only be used, */
@@ -17,27 +17,19 @@
#define FT_MAKE_OPTION_SINGLE_OBJECT
-
#include <ft2build.h>
+
+#include "pngshim.c"
+#include "sfdriver.c"
#include "sfntpic.c"
-#include "ttload.c"
-#include "ttmtx.c"
+#include "sfobjs.c"
+#include "ttbdf.c"
#include "ttcmap.c"
#include "ttkern.c"
-#include "sfobjs.c"
-#include "sfdriver.c"
-
-#ifdef TT_CONFIG_OPTION_EMBEDDED_BITMAPS
-#include "pngshim.c"
-#include "ttsbit.c"
-#endif
-
-#ifdef TT_CONFIG_OPTION_POSTSCRIPT_NAMES
+#include "ttload.c"
+#include "ttmtx.c"
#include "ttpost.c"
-#endif
+#include "ttsbit.c"
-#ifdef TT_CONFIG_OPTION_BDF
-#include "ttbdf.c"
-#endif
/* END */
diff --git a/src/sfnt/sfntpic.c b/src/sfnt/sfntpic.c
index 8eadd601f..db2d816ce 100644
--- a/src/sfnt/sfntpic.c
+++ b/src/sfnt/sfntpic.c
@@ -4,7 +4,7 @@
/* */
/* The FreeType position independent code services for sfnt module. */
/* */
-/* Copyright 2009-2017 by */
+/* Copyright 2009-2018 by */
/* Oran Agra and Mickey Gabel. */
/* */
/* This file is part of the FreeType project, and may only be used, */
diff --git a/src/sfnt/sfntpic.h b/src/sfnt/sfntpic.h
index 3afb668db..8f43122d8 100644
--- a/src/sfnt/sfntpic.h
+++ b/src/sfnt/sfntpic.h
@@ -4,7 +4,7 @@
/* */
/* The FreeType position independent code services for sfnt module. */
/* */
-/* Copyright 2009-2017 by */
+/* Copyright 2009-2018 by */
/* Oran Agra and Mickey Gabel. */
/* */
/* This file is part of the FreeType project, and may only be used, */
diff --git a/src/sfnt/sfobjs.c b/src/sfnt/sfobjs.c
index 54912c500..6ba8509f5 100644
--- a/src/sfnt/sfobjs.c
+++ b/src/sfnt/sfobjs.c
@@ -4,7 +4,7 @@
/* */
/* SFNT object management (base). */
/* */
-/* Copyright 1996-2017 by */
+/* Copyright 1996-2018 by */
/* David Turner, Robert Wilhelm, and Werner Lemberg. */
/* */
/* This file is part of the FreeType project, and may only be used, */
@@ -787,6 +787,8 @@
tag != TTAG_OTTO &&
tag != TTAG_true &&
tag != TTAG_typ1 &&
+ tag != TTAG_0xA5kbd &&
+ tag != TTAG_0xA5lst &&
tag != 0x00020000UL )
{
FT_TRACE2(( " not a font using the SFNT container format\n" ));
@@ -856,7 +858,6 @@
FT_Parameter* params )
{
FT_Error error;
- FT_Memory memory = face->root.memory;
FT_Library library = face->root.driver->root.library;
SFNT_Service sfnt;
FT_Int face_index;
@@ -943,6 +944,8 @@
#ifdef TT_CONFIG_OPTION_GX_VAR_SUPPORT
{
+ FT_Memory memory = face->root.memory;
+
FT_ULong fvar_len;
FT_ULong version;
@@ -959,8 +962,6 @@
FT_Byte* instance_values = NULL;
- face->is_default_instance = 1;
-
instance_index = FT_ABS( face_instance_index ) >> 16;
/* test whether current face is a GX font with named instances */
@@ -1011,8 +1012,9 @@
* later on. Here, we have to adjust `num_instances' accordingly.
*/
- if ( !( FT_ALLOC( default_values, num_axes * 2 ) ||
- FT_ALLOC( instance_values, num_axes * 2 ) ) )
+ if ( ( face->variation_support & TT_FACE_FLAG_VAR_FVAR ) &&
+ !( FT_ALLOC( default_values, num_axes * 4 ) ||
+ FT_ALLOC( instance_values, num_axes * 4 ) ) )
{
/* the current stream position is 16 bytes after the table start */
FT_ULong array_start = FT_STREAM_POS() - 16 + offset;
@@ -1027,10 +1029,10 @@
for ( i = 0; i < num_axes; i++ )
{
- (void)FT_STREAM_READ_AT( default_value_offset, p, 2 );
+ (void)FT_STREAM_READ_AT( default_value_offset, p, 4 );
default_value_offset += axis_size;
- p += 2;
+ p += 4;
}
instance_offset = array_start + axis_size * num_axes + 4;
@@ -1039,9 +1041,9 @@
{
(void)FT_STREAM_READ_AT( instance_offset,
instance_values,
- num_axes * 2 );
+ num_axes * 4 );
- if ( !ft_memcmp( default_values, instance_values, num_axes * 2 ) )
+ if ( !ft_memcmp( default_values, instance_values, num_axes * 4 ) )
break;
instance_offset += instance_size;
@@ -1142,6 +1144,8 @@
FT_Bool has_outline;
FT_Bool is_apple_sbit;
FT_Bool is_apple_sbix;
+ FT_Bool has_CBLC;
+ FT_Bool has_CBDT;
FT_Bool ignore_typographic_family = FALSE;
FT_Bool ignore_typographic_subfamily = FALSE;
@@ -1222,7 +1226,17 @@
goto Exit;
}
- if ( face->header.Units_Per_EM == 0 )
+ has_CBLC = !face->goto_table( face, TTAG_CBLC, stream, 0 );
+ has_CBDT = !face->goto_table( face, TTAG_CBDT, stream, 0 );
+
+ /* Ignore outlines for CBLC/CBDT fonts. */
+ if ( has_CBLC || has_CBDT )
+ has_outline = FALSE;
+
+ /* OpenType 1.8.2 introduced limits to this value; */
+ /* however, they make sense for older SFNT fonts also */
+ if ( face->header.Units_Per_EM < 16 ||
+ face->header.Units_Per_EM > 16384 )
{
error = FT_THROW( Invalid_Table );
@@ -1462,7 +1476,8 @@
/* Polish the charmaps. */
/* */
/* Try to set the charmap encoding according to the platform & */
- /* encoding ID of each charmap. */
+ /* encoding ID of each charmap. Emulate Unicode charmap if one */
+ /* is missing. */
/* */
tt_face_build_cmaps( face ); /* ignore errors */
@@ -1470,7 +1485,10 @@
/* set the encoding fields */
{
- FT_Int m;
+ FT_Int m;
+#ifdef FT_CONFIG_OPTION_POSTSCRIPT_NAMES
+ FT_Bool has_unicode = FALSE;
+#endif
for ( m = 0; m < root->num_charmaps; m++ )
@@ -1481,14 +1499,34 @@
charmap->encoding = sfnt_find_encoding( charmap->platform_id,
charmap->encoding_id );
-#if 0
- if ( !root->charmap &&
- charmap->encoding == FT_ENCODING_UNICODE )
- {
- /* set 'root->charmap' to the first Unicode encoding we find */
- root->charmap = charmap;
- }
-#endif
+#ifdef FT_CONFIG_OPTION_POSTSCRIPT_NAMES
+
+ if ( charmap->encoding == FT_ENCODING_UNICODE ||
+ charmap->encoding == FT_ENCODING_MS_SYMBOL ) /* PUA */
+ has_unicode = TRUE;
+ }
+
+ /* synthesize Unicode charmap if one is missing */
+ if ( !has_unicode )
+ {
+ FT_CharMapRec cmaprec;
+
+
+ cmaprec.face = root;
+ cmaprec.platform_id = TT_PLATFORM_MICROSOFT;
+ cmaprec.encoding_id = TT_MS_ID_UNICODE_CS;
+ cmaprec.encoding = FT_ENCODING_UNICODE;
+
+
+ error = FT_CMap_New( (FT_CMap_Class)&tt_cmap_unicode_class_rec,
+ NULL, &cmaprec, NULL );
+ if ( error &&
+ FT_ERR_NEQ( error, No_Unicode_Glyph_Name ) )
+ goto Exit;
+ error = FT_Err_Ok;
+
+#endif /* FT_CONFIG_OPTION_POSTSCRIPT_NAMES */
+
}
}
@@ -1655,9 +1693,9 @@
(FT_Short)( face->vertical_info ? face->vertical.advance_Height_Max
: root->height );
- /* See http://www.microsoft.com/OpenType/OTSpec/post.htm -- */
- /* Adjust underline position from top edge to centre of */
- /* stroke to convert TrueType meaning to FreeType meaning. */
+ /* See https://www.microsoft.com/typography/otspec/post.htm -- */
+ /* Adjust underline position from top edge to centre of */
+ /* stroke to convert TrueType meaning to FreeType meaning. */
root->underline_position = face->postscript.underlinePosition -
face->postscript.underlineThickness / 2;
root->underline_thickness = face->postscript.underlineThickness;
@@ -1754,7 +1792,10 @@
FT_FREE( face->sbit_strike_map );
face->root.num_fixed_sizes = 0;
+#ifdef TT_CONFIG_OPTION_GX_VAR_SUPPORT
FT_FREE( face->postscript_name );
+ FT_FREE( face->var_postscript_prefix );
+#endif
face->sfnt = NULL;
}
diff --git a/src/sfnt/sfobjs.h b/src/sfnt/sfobjs.h
index 705381459..1b8d1be5b 100644
--- a/src/sfnt/sfobjs.h
+++ b/src/sfnt/sfobjs.h
@@ -4,7 +4,7 @@
/* */
/* SFNT object management (specification). */
/* */
-/* Copyright 1996-2017 by */
+/* Copyright 1996-2018 by */
/* David Turner, Robert Wilhelm, and Werner Lemberg. */
/* */
/* This file is part of the FreeType project, and may only be used, */
diff --git a/src/sfnt/ttbdf.c b/src/sfnt/ttbdf.c
index e7e72209d..534201f22 100644
--- a/src/sfnt/ttbdf.c
+++ b/src/sfnt/ttbdf.c
@@ -4,7 +4,7 @@
/* */
/* TrueType and OpenType embedded BDF properties (body). */
/* */
-/* Copyright 2005-2017 by */
+/* Copyright 2005-2018 by */
/* David Turner, Robert Wilhelm, and Werner Lemberg. */
/* */
/* This file is part of the FreeType project, and may only be used, */
@@ -246,7 +246,12 @@
return error;
}
-#endif /* TT_CONFIG_OPTION_BDF */
+#else /* !TT_CONFIG_OPTION_BDF */
+
+ /* ANSI C doesn't like empty source files */
+ typedef int _tt_bdf_dummy;
+
+#endif /* !TT_CONFIG_OPTION_BDF */
/* END */
diff --git a/src/sfnt/ttbdf.h b/src/sfnt/ttbdf.h
index 398b62060..809a66300 100644
--- a/src/sfnt/ttbdf.h
+++ b/src/sfnt/ttbdf.h
@@ -4,7 +4,7 @@
/* */
/* TrueType and OpenType embedded BDF properties (specification). */
/* */
-/* Copyright 2005-2017 by */
+/* Copyright 2005-2018 by */
/* David Turner, Robert Wilhelm, and Werner Lemberg. */
/* */
/* This file is part of the FreeType project, and may only be used, */
@@ -28,6 +28,8 @@
FT_BEGIN_HEADER
+#ifdef TT_CONFIG_OPTION_BDF
+
FT_LOCAL( void )
tt_face_free_bdf_props( TT_Face face );
@@ -37,6 +39,8 @@ FT_BEGIN_HEADER
const char* property_name,
BDF_PropertyRec *aprop );
+#endif /* TT_CONFIG_OPTION_BDF */
+
FT_END_HEADER
diff --git a/src/sfnt/ttcmap.c b/src/sfnt/ttcmap.c
index 5afa6ae4b..996e66485 100644
--- a/src/sfnt/ttcmap.c
+++ b/src/sfnt/ttcmap.c
@@ -4,7 +4,7 @@
/* */
/* TrueType character mapping table (cmap) support (body). */
/* */
-/* Copyright 2002-2017 by */
+/* Copyright 2002-2018 by */
/* David Turner, Robert Wilhelm, and Werner Lemberg. */
/* */
/* This file is part of the FreeType project, and may only be used, */
@@ -23,8 +23,10 @@
#include FT_INTERNAL_VALIDATE_H
#include FT_INTERNAL_STREAM_H
+#include FT_SERVICE_POSTSCRIPT_CMAPS_H
#include "ttload.h"
#include "ttcmap.h"
+#include "ttpost.h"
#include "sfntpic.h"
@@ -220,10 +222,10 @@
/***** The following charmap lookup and iteration functions all *****/
/***** assume that the value `charcode' fulfills the following. *****/
/***** *****/
- /***** - For one byte characters, `charcode' is simply the *****/
+ /***** - For one-byte characters, `charcode' is simply the *****/
/***** character code. *****/
/***** *****/
- /***** - For two byte characters, `charcode' is the 2-byte *****/
+ /***** - For two-byte characters, `charcode' is the 2-byte *****/
/***** character code in big endian format. More precisely: *****/
/***** *****/
/***** (charcode >> 8) is the first byte value *****/
@@ -250,11 +252,11 @@
/* subs 518 SUBHEAD[NSUBS] sub-headers array */
/* glyph_ids 518+NSUB*8 USHORT[] glyph ID array */
/* */
- /* The `keys' table is used to map charcode high-bytes to sub-headers. */
+ /* The `keys' table is used to map charcode high bytes to sub-headers. */
/* The value of `NSUBS' is the number of sub-headers defined in the */
/* table and is computed by finding the maximum of the `keys' table. */
/* */
- /* Note that for any n, `keys[n]' is a byte offset within the `subs' */
+ /* Note that for any `n', `keys[n]' is a byte offset within the `subs' */
/* table, i.e., it is the corresponding sub-header index multiplied */
/* by 8. */
/* */
@@ -267,8 +269,8 @@
/* delta 4 SHORT see below */
/* offset 6 USHORT see below */
/* */
- /* A sub-header defines, for each high-byte, the range of valid */
- /* low-bytes within the charmap. Note that the range defined by `first' */
+ /* A sub-header defines, for each high byte, the range of valid */
+ /* low bytes within the charmap. Note that the range defined by `first' */
/* and `count' must be completely included in the interval [0..255] */
/* according to the specification. */
/* */
@@ -358,7 +360,7 @@
/* check range within 0..255 */
if ( valid->level >= FT_VALIDATE_PARANOID )
{
- if ( first_code >= 256 || first_code + code_count > 256 )
+ if ( first_code >= 256 || code_count > 256 - first_code )
FT_INVALID_DATA;
}
@@ -410,7 +412,7 @@
{
FT_UInt char_lo = (FT_UInt)( char_code & 0xFF );
FT_UInt char_hi = (FT_UInt)( char_code >> 8 );
- FT_Byte* p = table + 6; /* keys table */
+ FT_Byte* p = table + 6; /* keys table */
FT_Byte* subs = table + 518; /* subheaders table */
FT_Byte* sub;
@@ -423,8 +425,8 @@
sub = subs; /* jump to first sub-header */
/* check that the sub-header for this byte is 0, which */
- /* indicates that it is really a valid one-byte value */
- /* Otherwise, return 0 */
+ /* indicates that it is really a valid one-byte value; */
+ /* otherwise, return 0 */
/* */
p += char_lo * 2;
if ( TT_PEEK_USHORT( p ) != 0 )
@@ -443,6 +445,7 @@
if ( sub == subs )
goto Exit;
}
+
result = sub;
}
@@ -515,8 +518,19 @@
FT_UInt pos, idx;
+ if ( char_lo >= start + count && charcode <= 0xFF )
+ {
+ /* this happens only for a malformed cmap */
+ charcode = 0x100;
+ continue;
+ }
+
if ( offset == 0 )
+ {
+ if ( charcode == 0x100 )
+ goto Exit; /* this happens only for a malformed cmap */
goto Next_SubHeader;
+ }
if ( char_lo < start )
{
@@ -543,11 +557,20 @@
}
}
}
+
+ /* if unsuccessful, avoid `charcode' leaving */
+ /* the current 256-character block */
+ if ( count )
+ charcode--;
}
- /* jump to next sub-header, i.e. higher byte value */
+ /* If `charcode' is <= 0xFF, retry with `charcode + 1'. */
+ /* Otherwise jump to the next 256-character block and retry. */
Next_SubHeader:
- charcode = FT_PAD_FLOOR( charcode, 256 ) + 256;
+ if ( charcode <= 0xFF )
+ charcode++;
+ else
+ charcode = FT_PAD_FLOOR( charcode, 0x100 ) + 0x100;
}
Exit:
@@ -3622,6 +3645,110 @@
#endif /* TT_CONFIG_CMAP_FORMAT_14 */
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** SYNTHETIC UNICODE *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ /* This charmap is generated using postscript glyph names. */
+
+#ifdef FT_CONFIG_OPTION_POSTSCRIPT_NAMES
+
+ FT_CALLBACK_DEF( const char * )
+ tt_get_glyph_name( TT_Face face,
+ FT_UInt idx )
+ {
+ FT_String* PSname;
+
+
+ tt_face_get_ps_name( face, idx, &PSname );
+
+ return PSname;
+ }
+
+
+ FT_CALLBACK_DEF( FT_Error )
+ tt_cmap_unicode_init( PS_Unicodes unicodes,
+ FT_Pointer pointer )
+ {
+ TT_Face face = (TT_Face)FT_CMAP_FACE( unicodes );
+ FT_Memory memory = FT_FACE_MEMORY( face );
+ FT_Service_PsCMaps psnames = (FT_Service_PsCMaps)face->psnames;
+
+ FT_UNUSED( pointer );
+
+
+ return psnames->unicodes_init( memory,
+ unicodes,
+ face->root.num_glyphs,
+ (PS_GetGlyphNameFunc)&tt_get_glyph_name,
+ (PS_FreeGlyphNameFunc)NULL,
+ (FT_Pointer)face );
+ }
+
+
+ FT_CALLBACK_DEF( void )
+ tt_cmap_unicode_done( PS_Unicodes unicodes )
+ {
+ FT_Face face = FT_CMAP_FACE( unicodes );
+ FT_Memory memory = FT_FACE_MEMORY( face );
+
+
+ FT_FREE( unicodes->maps );
+ unicodes->num_maps = 0;
+ }
+
+
+ FT_CALLBACK_DEF( FT_UInt )
+ tt_cmap_unicode_char_index( PS_Unicodes unicodes,
+ FT_UInt32 char_code )
+ {
+ TT_Face face = (TT_Face)FT_CMAP_FACE( unicodes );
+ FT_Service_PsCMaps psnames = (FT_Service_PsCMaps)face->psnames;
+
+
+ return psnames->unicodes_char_index( unicodes, char_code );
+ }
+
+
+ FT_CALLBACK_DEF( FT_UInt32 )
+ tt_cmap_unicode_char_next( PS_Unicodes unicodes,
+ FT_UInt32 *pchar_code )
+ {
+ TT_Face face = (TT_Face)FT_CMAP_FACE( unicodes );
+ FT_Service_PsCMaps psnames = (FT_Service_PsCMaps)face->psnames;
+
+
+ return psnames->unicodes_char_next( unicodes, pchar_code );
+ }
+
+
+ FT_DEFINE_TT_CMAP(
+ tt_cmap_unicode_class_rec,
+
+ sizeof ( PS_UnicodesRec ),
+
+ (FT_CMap_InitFunc) tt_cmap_unicode_init, /* init */
+ (FT_CMap_DoneFunc) tt_cmap_unicode_done, /* done */
+ (FT_CMap_CharIndexFunc)tt_cmap_unicode_char_index, /* char_index */
+ (FT_CMap_CharNextFunc) tt_cmap_unicode_char_next, /* char_next */
+
+ (FT_CMap_CharVarIndexFunc) NULL, /* char_var_index */
+ (FT_CMap_CharVarIsDefaultFunc)NULL, /* char_var_default */
+ (FT_CMap_VariantListFunc) NULL, /* variant_list */
+ (FT_CMap_CharVariantListFunc) NULL, /* charvariant_list */
+ (FT_CMap_VariantCharListFunc) NULL, /* variantchar_list */
+
+ ~0U,
+ (TT_CMap_ValidateFunc)NULL, /* validate */
+ (TT_CMap_Info_GetFunc)NULL /* get_cmap_info */
+ )
+
+#endif /* FT_CONFIG_OPTION_POSTSCRIPT_NAMES */
+
#ifndef FT_CONFIG_OPTION_PIC
static const TT_CMap_Class tt_cmap_classes[] =
@@ -3801,8 +3928,10 @@
FT_CMap cmap = (FT_CMap)charmap;
TT_CMap_Class clazz = (TT_CMap_Class)cmap->clazz;
-
- return clazz->get_cmap_info( charmap, cmap_info );
+ if ( clazz->get_cmap_info )
+ return clazz->get_cmap_info( charmap, cmap_info );
+ else
+ return FT_THROW( Invalid_CharMap_Format );
}
diff --git a/src/sfnt/ttcmap.h b/src/sfnt/ttcmap.h
index 83f12df24..d264d99d2 100644
--- a/src/sfnt/ttcmap.h
+++ b/src/sfnt/ttcmap.h
@@ -4,7 +4,7 @@
/* */
/* TrueType character mapping table (cmap) support (specification). */
/* */
-/* Copyright 2002-2017 by */
+/* Copyright 2002-2018 by */
/* David Turner, Robert Wilhelm, and Werner Lemberg. */
/* */
/* This file is part of the FreeType project, and may only be used, */
@@ -141,6 +141,8 @@ FT_BEGIN_HEADER
#define TT_VALID_GLYPH_COUNT( x ) TT_VALIDATOR( x )->num_glyphs
+ FT_CALLBACK_TABLE const TT_CMap_ClassRec tt_cmap_unicode_class_rec;
+
FT_LOCAL( FT_Error )
tt_face_build_cmaps( TT_Face face );
diff --git a/src/sfnt/ttcmapc.h b/src/sfnt/ttcmapc.h
index 9a5e70825..4980e9dd3 100644
--- a/src/sfnt/ttcmapc.h
+++ b/src/sfnt/ttcmapc.h
@@ -4,7 +4,7 @@
/* */
/* TT CMAP classes definitions (specification only). */
/* */
-/* Copyright 2009-2017 by */
+/* Copyright 2009-2018 by */
/* Oran Agra and Mickey Gabel. */
/* */
/* This file is part of the FreeType project, and may only be used, */
diff --git a/src/sfnt/ttkern.c b/src/sfnt/ttkern.c
index 78dc5eb87..68f15a201 100644
--- a/src/sfnt/ttkern.c
+++ b/src/sfnt/ttkern.c
@@ -5,7 +5,7 @@
/* Load the basic TrueType kerning table. This doesn't handle */
/* kerning data within the GPOS table at the moment. */
/* */
-/* Copyright 1996-2017 by */
+/* Copyright 1996-2018 by */
/* David Turner, Robert Wilhelm, and Werner Lemberg. */
/* */
/* This file is part of the FreeType project, and may only be used, */
@@ -85,7 +85,7 @@
for ( nn = 0; nn < num_tables; nn++ )
{
- FT_UInt num_pairs, length, coverage;
+ FT_UInt num_pairs, length, coverage, format;
FT_Byte* p_next;
FT_UInt32 mask = (FT_UInt32)1UL << nn;
@@ -107,9 +107,15 @@
if ( p_next > p_limit ) /* handle broken table */
p_next = p_limit;
+ format = coverage >> 8;
+
+ /* we currently only support format 0 kerning tables */
+ if ( format != 0 )
+ goto NextTable;
+
/* only use horizontal kerning tables */
- if ( ( coverage & ~8U ) != 0x0001 ||
- p + 8 > p_limit )
+ if ( ( coverage & 3U ) != 0x0001 ||
+ p + 8 > p_next )
goto NextTable;
num_pairs = FT_NEXT_USHORT( p );
@@ -214,8 +220,7 @@
if ( ( face->kern_avail_bits & mask ) == 0 )
goto NextTable;
- if ( p + 8 > next )
- goto NextTable;
+ FT_ASSERT( p + 8 <= next ); /* tested in tt_face_load_kern */
num_pairs = FT_NEXT_USHORT( p );
p += 6;
diff --git a/src/sfnt/ttkern.h b/src/sfnt/ttkern.h
index db1a30bdb..4e45d0964 100644
--- a/src/sfnt/ttkern.h
+++ b/src/sfnt/ttkern.h
@@ -5,7 +5,7 @@
/* Load the basic TrueType kerning table. This doesn't handle */
/* kerning data within the GPOS table at the moment. */
/* */
-/* Copyright 1996-2017 by */
+/* Copyright 1996-2018 by */
/* David Turner, Robert Wilhelm, and Werner Lemberg. */
/* */
/* This file is part of the FreeType project, and may only be used, */
diff --git a/src/sfnt/ttload.c b/src/sfnt/ttload.c
index 4695253f2..a86a546c3 100644
--- a/src/sfnt/ttload.c
+++ b/src/sfnt/ttload.c
@@ -5,7 +5,7 @@
/* Load the basic TrueType tables, i.e., tables that can be either in */
/* TTF or OTF fonts (body). */
/* */
-/* Copyright 1996-2017 by */
+/* Copyright 1996-2018 by */
/* David Turner, Robert Wilhelm, and Werner Lemberg. */
/* */
/* This file is part of the FreeType project, and may only be used, */
@@ -338,7 +338,7 @@
SFNT_HeaderRec sfnt;
FT_Error error;
FT_Memory memory = stream->memory;
- FT_UShort nn, valid_entries;
+ FT_UShort nn, valid_entries = 0;
static const FT_Frame_Field offset_table_fields[] =
{
@@ -984,7 +984,7 @@
/*************************************************************************/
/* */
/* <Function> */
- /* tt_face_free_names */
+ /* tt_face_free_name */
/* */
/* <Description> */
/* Frees the name records. */
diff --git a/src/sfnt/ttload.h b/src/sfnt/ttload.h
index 296da86ed..f94be8b7b 100644
--- a/src/sfnt/ttload.h
+++ b/src/sfnt/ttload.h
@@ -5,7 +5,7 @@
/* Load the basic TrueType tables, i.e., tables that can be either in */
/* TTF or OTF fonts (specification). */
/* */
-/* Copyright 1996-2017 by */
+/* Copyright 1996-2018 by */
/* David Turner, Robert Wilhelm, and Werner Lemberg. */
/* */
/* This file is part of the FreeType project, and may only be used, */
diff --git a/src/sfnt/ttmtx.c b/src/sfnt/ttmtx.c
index 394c6db85..6ddda95b5 100644
--- a/src/sfnt/ttmtx.c
+++ b/src/sfnt/ttmtx.c
@@ -4,7 +4,7 @@
/* */
/* Load the metrics tables common to TTF and OTF fonts (body). */
/* */
-/* Copyright 2006-2017 by */
+/* Copyright 2006-2018 by */
/* David Turner, Robert Wilhelm, and Werner Lemberg. */
/* */
/* This file is part of the FreeType project, and may only be used, */
diff --git a/src/sfnt/ttmtx.h b/src/sfnt/ttmtx.h
index 2b93ab2f0..ab00acd79 100644
--- a/src/sfnt/ttmtx.h
+++ b/src/sfnt/ttmtx.h
@@ -4,7 +4,7 @@
/* */
/* Load the metrics tables common to TTF and OTF fonts (specification). */
/* */
-/* Copyright 2006-2017 by */
+/* Copyright 2006-2018 by */
/* David Turner, Robert Wilhelm, and Werner Lemberg. */
/* */
/* This file is part of the FreeType project, and may only be used, */
diff --git a/src/sfnt/ttpost.c b/src/sfnt/ttpost.c
index 6548e8513..6de99ef97 100644
--- a/src/sfnt/ttpost.c
+++ b/src/sfnt/ttpost.c
@@ -5,7 +5,7 @@
/* PostScript name table processing for TrueType and OpenType fonts */
/* (body). */
/* */
-/* Copyright 1996-2017 by */
+/* Copyright 1996-2018 by */
/* David Turner, Robert Wilhelm, and Werner Lemberg. */
/* */
/* This file is part of the FreeType project, and may only be used, */
@@ -29,6 +29,10 @@
#include FT_INTERNAL_DEBUG_H
#include FT_INTERNAL_STREAM_H
#include FT_TRUETYPE_TAGS_H
+
+
+#ifdef TT_CONFIG_OPTION_POSTSCRIPT_NAMES
+
#include "ttpost.h"
#include "sferrors.h"
@@ -321,7 +325,6 @@
FT_UNUSED( post_limit );
- /* UNDOCUMENTED! This value appears only in the Apple TT specs. */
if ( FT_READ_USHORT( num_glyphs ) )
goto Exit;
@@ -404,7 +407,7 @@
/* now read postscript table */
if ( format == 0x00020000L )
error = load_format_20( face, stream, post_limit );
- else if ( format == 0x00028000L )
+ else if ( format == 0x00025000L )
error = load_format_25( face, stream, post_limit );
else
error = FT_THROW( Invalid_File_Format );
@@ -443,7 +446,7 @@
FT_FREE( table->glyph_names );
table->num_names = 0;
}
- else if ( format == 0x00028000L )
+ else if ( format == 0x00025000L )
{
TT_Post_25 table = &names->names.format_25;
@@ -470,8 +473,8 @@
/* idx :: The glyph index. */
/* */
/* <InOut> */
- /* PSname :: The address of a string pointer. Will be NULL in case */
- /* of error, otherwise it is a pointer to the glyph name. */
+ /* PSname :: The address of a string pointer. Undefined in case of */
+ /* error, otherwise it is a pointer to the glyph name. */
/* */
/* You must not modify the returned string! */
/* */
@@ -539,7 +542,7 @@
*PSname = (FT_String*)table->glyph_names[name_index - 258];
}
}
- else if ( format == 0x00028000L )
+ else if ( format == 0x00025000L )
{
TT_Post_25 table = &names->names.format_25;
@@ -561,5 +564,12 @@
return FT_Err_Ok;
}
+#else /* !TT_CONFIG_OPTION_POSTSCRIPT_NAMES */
+
+ /* ANSI C doesn't like empty source files */
+ typedef int _tt_post_dummy;
+
+#endif /* !TT_CONFIG_OPTION_POSTSCRIPT_NAMES */
+
/* END */
diff --git a/src/sfnt/ttpost.h b/src/sfnt/ttpost.h
index 722485e32..3bec07e44 100644
--- a/src/sfnt/ttpost.h
+++ b/src/sfnt/ttpost.h
@@ -5,7 +5,7 @@
/* PostScript name table processing for TrueType and OpenType fonts */
/* (specification). */
/* */
-/* Copyright 1996-2017 by */
+/* Copyright 1996-2018 by */
/* David Turner, Robert Wilhelm, and Werner Lemberg. */
/* */
/* This file is part of the FreeType project, and may only be used, */
diff --git a/src/sfnt/ttsbit.c b/src/sfnt/ttsbit.c
index 98295932d..33b8640bc 100644
--- a/src/sfnt/ttsbit.c
+++ b/src/sfnt/ttsbit.c
@@ -4,7 +4,7 @@
/* */
/* TrueType and OpenType embedded bitmap support (body). */
/* */
-/* Copyright 2005-2017 by */
+/* Copyright 2005-2018 by */
/* David Turner, Robert Wilhelm, and Werner Lemberg. */
/* */
/* Copyright 2013 by Google, Inc. */
@@ -24,6 +24,10 @@
#include FT_INTERNAL_STREAM_H
#include FT_TRUETYPE_TAGS_H
#include FT_BITMAP_H
+
+
+#ifdef TT_CONFIG_OPTION_EMBEDDED_BITMAPS
+
#include "ttsbit.h"
#include "sferrors.h"
@@ -444,6 +448,15 @@
metrics->max_advance =
FT_MulDiv( hori->advance_Width_Max, ppem_ * 64, upem );
+ /* set the scale values (in 16.16 units) so advances */
+ /* from the hmtx and vmtx table are scaled correctly */
+ metrics->x_scale = FT_MulDiv( metrics->x_ppem,
+ 64 * 0x10000,
+ face->header.Units_Per_EM );
+ metrics->y_scale = FT_MulDiv( metrics->y_ppem,
+ 64 * 0x10000,
+ face->header.Units_Per_EM );
+
return error;
}
@@ -994,8 +1007,9 @@
goto Fail;
}
- FT_TRACE3(( "tt_sbit_decoder_load_compound: loading %d components\n",
- num_components ));
+ FT_TRACE3(( "tt_sbit_decoder_load_compound: loading %d component%s\n",
+ num_components,
+ num_components == 1 ? "" : "s" ));
for ( nn = 0; nn < num_components; nn++ )
{
@@ -1435,10 +1449,17 @@
return FT_THROW( Invalid_Table );
NoBitmap:
+ if ( recurse_count )
+ {
+ FT_TRACE4(( "tt_sbit_decoder_load_image:"
+ " missing subglyph sbit with glyph index %d\n",
+ glyph_index ));
+ return FT_THROW( Invalid_Composite );
+ }
+
FT_TRACE4(( "tt_sbit_decoder_load_image:"
" no sbit found for glyph index %d\n", glyph_index ));
-
- return FT_THROW( Invalid_Argument );
+ return FT_THROW( Missing_Bitmap );
}
@@ -1460,6 +1481,9 @@
FT_Byte* p;
FT_UNUSED( map );
+#ifndef FT_CONFIG_OPTION_USE_PNG
+ FT_UNUSED( metrics_only );
+#endif
strike_index = face->sbit_strike_map[strike_index];
@@ -1490,7 +1514,7 @@
FT_FRAME_EXIT();
if ( glyph_start == glyph_end )
- return FT_THROW( Invalid_Argument );
+ return FT_THROW( Missing_Bitmap );
if ( glyph_start > glyph_end ||
glyph_end - glyph_start < 8 ||
face->ebdt_size - strike_offset < glyph_end )
@@ -1647,5 +1671,12 @@
return error;
}
+#else /* !TT_CONFIG_OPTION_EMBEDDED_BITMAPS */
+
+ /* ANSI C doesn't like empty source files */
+ typedef int _tt_sbit_dummy;
+
+#endif /* !TT_CONFIG_OPTION_EMBEDDED_BITMAPS */
+
-/* EOF */
+/* END */
diff --git a/src/sfnt/ttsbit.h b/src/sfnt/ttsbit.h
index e859ddda4..ce2af3c16 100644
--- a/src/sfnt/ttsbit.h
+++ b/src/sfnt/ttsbit.h
@@ -4,7 +4,7 @@
/* */
/* TrueType and OpenType embedded bitmap support (specification). */
/* */
-/* Copyright 1996-2017 by */
+/* Copyright 1996-2018 by */
/* David Turner, Robert Wilhelm, and Werner Lemberg. */
/* */
/* This file is part of the FreeType project, and may only be used, */
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