af_autofitter_load_glyph( AF_Module module,
FT_GlyphSlot slot,
FT_Size size,
FT_UInt glyph_index,
FT_Int32 load_flags )
{
FT_Error error = FT_Err_Ok;
FT_Memory memory = module->root.library->memory;
#ifdef FT_DEBUG_AUTOFIT
/* in debug mode, we use a global object that survives this routine */
AF_GlyphHints hints = _af_debug_hints_rec;
AF_LoaderRec loader[1];
FT_UNUSED( size );
if ( hints->memory )
af_glyph_hints_done( hints );
af_glyph_hints_init( hints, memory );
af_loader_init( loader, hints );
error = af_loader_load_glyph( loader, module, slot->face,
glyph_index, load_flags );
af_glyph_hints_dump_points( hints, 0 );
af_glyph_hints_dump_segments( hints, 0 );
af_glyph_hints_dump_edges( hints, 0 );
af_loader_done( loader );
return error;
#else /* !FT_DEBUG_AUTOFIT */
AF_GlyphHintsRec hints[1];
AF_LoaderRec loader[1];
FT_UNUSED( size );
af_glyph_hints_init( hints, memory );
af_loader_init( loader, hints );
error = af_loader_load_glyph( loader, module, slot->face,
glyph_index, load_flags );
af_loader_done( loader );
af_glyph_hints_done( hints );
return error;
#endif /* !FT_DEBUG_AUTOFIT */
}
af_cjk_hints_apply( AF_GlyphHints hints,
FT_Outline* outline,
AF_LatinMetrics metrics )
{
FT_Error error;
int dim;
FT_UNUSED( metrics );
error = af_glyph_hints_reload( hints, outline, 0 );
if ( error )
goto Exit;
/* analyze glyph outline */
if ( AF_HINTS_DO_HORIZONTAL( hints ) )
{
error = af_cjk_hints_detect_features( hints, AF_DIMENSION_HORZ );
if ( error )
goto Exit;
}
if ( AF_HINTS_DO_VERTICAL( hints ) )
{
error = af_cjk_hints_detect_features( hints, AF_DIMENSION_VERT );
if ( error )
goto Exit;
}
/* grid-fit the outline */
for ( dim = 0; dim < AF_DIMENSION_MAX; dim++ )
{
if ( ( dim == AF_DIMENSION_HORZ && AF_HINTS_DO_HORIZONTAL( hints ) ) ||
( dim == AF_DIMENSION_VERT && AF_HINTS_DO_VERTICAL( hints ) ) )
{
#ifdef AF_USE_WARPER
if ( dim == AF_DIMENSION_HORZ &&
metrics->root.scaler.render_mode == FT_RENDER_MODE_NORMAL )
{
AF_WarperRec warper;
FT_Fixed scale;
FT_Pos delta;
af_warper_compute( &warper, hints, dim, &scale, &delta );
af_glyph_hints_scale_dim( hints, dim, scale, delta );
continue;
}
#endif /* AF_USE_WARPER */
af_cjk_hint_edges( hints, (AF_Dimension)dim );
af_cjk_align_edge_points( hints, (AF_Dimension)dim );
af_glyph_hints_align_strong_points( hints, (AF_Dimension)dim );
af_glyph_hints_align_weak_points( hints, (AF_Dimension)dim );
}
}
#if 0
af_glyph_hints_dump_points( hints );
af_glyph_hints_dump_segments( hints );
af_glyph_hints_dump_edges( hints );
#endif
af_glyph_hints_save( hints, outline );
Exit:
return error;
}