af_ ## s ## _script_class, \
AF_SCRIPT_ ## S, \
af_ ## s ## _uniranges, \
+ af_ ## s ## _nonbase_uniranges, \
sc1, sc2, sc3 )
#include "afscript.h"
FT_Error error;
FT_Face face = globals->face;
FT_CharMap old_charmap = face->charmap;
- FT_Byte* gstyles = globals->glyph_styles;
+ FT_UShort* gstyles = globals->glyph_styles;
FT_UInt ss;
FT_UInt i;
FT_UInt dflt = ~0U; /* a non-valid value */
/* the value AF_STYLE_UNASSIGNED means `uncovered glyph' */
- FT_MEM_SET( globals->glyph_styles,
- AF_STYLE_UNASSIGNED,
- globals->glyph_count );
+ for ( i = 0; i < (FT_UInt)globals->glyph_count; i++ )
+ gstyles[i] = AF_STYLE_UNASSIGNED;
error = FT_Select_Charmap( face, FT_ENCODING_UNICODE );
if ( error )
gindex = FT_Get_Char_Index( face, charcode );
- if ( gindex != 0 &&
- gindex < (FT_ULong)globals->glyph_count &&
- gstyles[gindex] == AF_STYLE_UNASSIGNED )
- gstyles[gindex] = (FT_Byte)ss;
+ if ( gindex != 0 &&
+ gindex < (FT_ULong)globals->glyph_count &&
+ ( gstyles[gindex] & AF_STYLE_MASK ) == AF_STYLE_UNASSIGNED )
+ gstyles[gindex] = (FT_UShort)ss;
for (;;)
{
if ( gindex == 0 || charcode > range->last )
break;
- if ( gindex < (FT_ULong)globals->glyph_count &&
- gstyles[gindex] == AF_STYLE_UNASSIGNED )
- gstyles[gindex] = (FT_Byte)ss;
+ if ( gindex < (FT_ULong)globals->glyph_count &&
+ ( gstyles[gindex] & AF_STYLE_MASK ) == AF_STYLE_UNASSIGNED )
+ gstyles[gindex] = (FT_UShort)ss;
+ }
+ }
+
+ /* do the same for the script's non-base characters */
+ for ( range = script_class->script_uni_nonbase_ranges;
+ range->first != 0;
+ range++ )
+ {
+ FT_ULong charcode = range->first;
+ FT_UInt gindex;
+
+
+ gindex = FT_Get_Char_Index( face, charcode );
+
+ if ( gindex != 0 &&
+ gindex < (FT_ULong)globals->glyph_count &&
+ ( gstyles[gindex] & AF_STYLE_MASK ) == (FT_UShort)ss )
+ gstyles[gindex] |= AF_NONBASE;
+
+ for (;;)
+ {
+ charcode = FT_Get_Next_Char( face, charcode, &gindex );
+
+ if ( gindex == 0 || charcode > range->last )
+ break;
+
+ if ( gindex < (FT_ULong)globals->glyph_count &&
+ ( gstyles[gindex] & AF_STYLE_MASK ) == (FT_UShort)ss )
+ gstyles[gindex] |= AF_NONBASE;
}
}
}
for ( nn = 0; nn < globals->glyph_count; nn++ )
{
- if ( ( gstyles[nn] & ~AF_DIGIT ) == AF_STYLE_UNASSIGNED )
+ if ( ( gstyles[nn] & AF_STYLE_MASK ) == AF_STYLE_UNASSIGNED )
{
- gstyles[nn] &= ~AF_STYLE_UNASSIGNED;
+ gstyles[nn] &= ~AF_STYLE_MASK;
gstyles[nn] |= globals->module->fallback_style;
}
}
for ( idx = 0; idx < globals->glyph_count; idx++ )
{
- if ( ( gstyles[idx] & ~AF_DIGIT ) == style_class->style )
+ if ( ( gstyles[idx] & AF_STYLE_MASK ) == style_class->style )
{
if ( !( count % 10 ) )
FT_TRACE4(( " " ));
memory = face->memory;
+ /* we allocate an AF_FaceGlobals structure together */
+ /* with the glyph_styles array */
if ( FT_ALLOC( globals,
sizeof ( *globals ) +
- (FT_ULong)face->num_glyphs * sizeof ( FT_Byte ) ) )
+ (FT_ULong)face->num_glyphs * sizeof ( FT_UShort ) ) )
goto Exit;
globals->face = face;
globals->glyph_count = face->num_glyphs;
- globals->glyph_styles = (FT_Byte*)( globals + 1 );
+ /* right after the globals structure come the glyph styles */
+ globals->glyph_styles = (FT_UShort*)( globals + 1 );
globals->module = module;
#ifdef FT_CONFIG_OPTION_USE_HARFBUZZ