diff options
Diffstat (limited to 'src/3rdparty/freetype/src/base/ftmm.c')
| -rw-r--r-- | src/3rdparty/freetype/src/base/ftmm.c | 159 |
1 files changed, 147 insertions, 12 deletions
diff --git a/src/3rdparty/freetype/src/base/ftmm.c b/src/3rdparty/freetype/src/base/ftmm.c index ba9e67f008..9e2dd7ee79 100644 --- a/src/3rdparty/freetype/src/base/ftmm.c +++ b/src/3rdparty/freetype/src/base/ftmm.c @@ -4,7 +4,7 @@ * * Multiple Master font support (body). * - * Copyright (C) 1996-2019 by + * Copyright (C) 1996-2023 by * David Turner, Robert Wilhelm, and Werner Lemberg. * * This file is part of the FreeType project, and may only be used, @@ -16,13 +16,12 @@ */ -#include <ft2build.h> -#include FT_INTERNAL_DEBUG_H +#include <freetype/internal/ftdebug.h> -#include FT_MULTIPLE_MASTERS_H -#include FT_INTERNAL_OBJECTS_H -#include FT_SERVICE_MULTIPLE_MASTERS_H -#include FT_SERVICE_METRICS_VARIATIONS_H +#include <freetype/ftmm.h> +#include <freetype/internal/ftobjs.h> +#include <freetype/internal/services/svmm.h> +#include <freetype/internal/services/svmetric.h> /************************************************************************** @@ -186,6 +185,14 @@ error = FT_ERR( Invalid_Argument ); if ( service->set_mm_design ) error = service->set_mm_design( face, num_coords, coords ); + + if ( !error ) + { + if ( num_coords ) + face->face_flags |= FT_FACE_FLAG_VARIATION; + else + face->face_flags &= ~FT_FACE_FLAG_VARIATION; + } } /* enforce recomputation of auto-hinting data */ @@ -221,6 +228,14 @@ error = FT_ERR( Invalid_Argument ); if ( service->set_mm_weightvector ) error = service->set_mm_weightvector( face, len, weightvector ); + + if ( !error ) + { + if ( len ) + face->face_flags |= FT_FACE_FLAG_VARIATION; + else + face->face_flags &= ~FT_FACE_FLAG_VARIATION; + } } /* enforce recomputation of auto-hinting data */ @@ -284,6 +299,30 @@ if ( service_mm->set_var_design ) error = service_mm->set_var_design( face, num_coords, coords ); + if ( !error || error == -1 ) + { + FT_Bool is_variation_old = FT_IS_VARIATION( face ); + + + if ( num_coords ) + face->face_flags |= FT_FACE_FLAG_VARIATION; + else + face->face_flags &= ~FT_FACE_FLAG_VARIATION; + + if ( service_mm->construct_ps_name ) + { + if ( error == -1 ) + { + /* The PS name of a named instance and a non-named instance */ + /* usually differs, even if the axis values are identical. */ + if ( is_variation_old != FT_IS_VARIATION( face ) ) + service_mm->construct_ps_name( face ); + } + else + service_mm->construct_ps_name( face ); + } + } + /* internal error code -1 means `no change'; we can exit immediately */ if ( error == -1 ) return FT_Err_Ok; @@ -360,6 +399,30 @@ if ( service_mm->set_mm_blend ) error = service_mm->set_mm_blend( face, num_coords, coords ); + if ( !error || error == -1 ) + { + FT_Bool is_variation_old = FT_IS_VARIATION( face ); + + + if ( num_coords ) + face->face_flags |= FT_FACE_FLAG_VARIATION; + else + face->face_flags &= ~FT_FACE_FLAG_VARIATION; + + if ( service_mm->construct_ps_name ) + { + if ( error == -1 ) + { + /* The PS name of a named instance and a non-named instance */ + /* usually differs, even if the axis values are identical. */ + if ( is_variation_old != FT_IS_VARIATION( face ) ) + service_mm->construct_ps_name( face ); + } + else + service_mm->construct_ps_name( face ); + } + } + /* internal error code -1 means `no change'; we can exit immediately */ if ( error == -1 ) return FT_Err_Ok; @@ -411,6 +474,30 @@ if ( service_mm->set_mm_blend ) error = service_mm->set_mm_blend( face, num_coords, coords ); + if ( !error || error == -1 ) + { + FT_Bool is_variation_old = FT_IS_VARIATION( face ); + + + if ( num_coords ) + face->face_flags |= FT_FACE_FLAG_VARIATION; + else + face->face_flags &= ~FT_FACE_FLAG_VARIATION; + + if ( service_mm->construct_ps_name ) + { + if ( error == -1 ) + { + /* The PS name of a named instance and a non-named instance */ + /* usually differs, even if the axis values are identical. */ + if ( is_variation_old != FT_IS_VARIATION( face ) ) + service_mm->construct_ps_name( face ); + } + else + service_mm->construct_ps_name( face ); + } + } + /* internal error code -1 means `no change'; we can exit immediately */ if ( error == -1 ) return FT_Err_Ok; @@ -536,8 +623,35 @@ if ( !error ) { error = FT_ERR( Invalid_Argument ); - if ( service_mm->set_instance ) - error = service_mm->set_instance( face, instance_index ); + if ( service_mm->set_named_instance ) + error = service_mm->set_named_instance( face, instance_index ); + + if ( !error || error == -1 ) + { + FT_Bool is_variation_old = FT_IS_VARIATION( face ); + + + face->face_flags &= ~FT_FACE_FLAG_VARIATION; + face->face_index = ( instance_index << 16 ) | + ( face->face_index & 0xFFFFL ); + + if ( service_mm->construct_ps_name ) + { + if ( error == -1 ) + { + /* The PS name of a named instance and a non-named instance */ + /* usually differs, even if the axis values are identical. */ + if ( is_variation_old != FT_IS_VARIATION( face ) ) + service_mm->construct_ps_name( face ); + } + else + service_mm->construct_ps_name( face ); + } + } + + /* internal error code -1 means `no change'; we can exit immediately */ + if ( error == -1 ) + return FT_Err_Ok; } if ( !error ) @@ -555,11 +669,32 @@ face->autohint.data = NULL; } + return error; + } + + + /* documentation is in ftmm.h */ + + FT_EXPORT_DEF( FT_Error ) + FT_Get_Default_Named_Instance( FT_Face face, + FT_UInt *instance_index ) + { + FT_Error error; + + FT_Service_MultiMasters service_mm = NULL; + + + /* check of `face' delayed to `ft_face_get_mm_service' */ + + error = ft_face_get_mm_service( face, &service_mm ); if ( !error ) { - face->face_index = ( instance_index << 16 ) | - ( face->face_index & 0xFFFFL ); - face->face_flags &= ~FT_FACE_FLAG_VARIATION; + /* no error if `get_default_named_instance` is not available */ + if ( service_mm->get_default_named_instance ) + error = service_mm->get_default_named_instance( face, + instance_index ); + else + error = FT_Err_Ok; } return error; |