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src/java.desktop/share/native/libfreetype/src/base/ftcolor.c
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/**************************************************************************** | ||
* | ||
* ftcolor.c | ||
* | ||
* FreeType's glyph color management (body). | ||
* | ||
* Copyright (C) 2018-2022 by | ||
* David Turner, Robert Wilhelm, and Werner Lemberg. | ||
* | ||
* This file is part of the FreeType project, and may only be used, | ||
* modified, and distributed under the terms of the FreeType project | ||
* license, LICENSE.TXT. By continuing to use, modify, or distribute | ||
* this file you indicate that you have read the license and | ||
* understand and accept it fully. | ||
* | ||
*/ | ||
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#include <freetype/internal/ftdebug.h> | ||
#include <freetype/internal/sfnt.h> | ||
#include <freetype/internal/tttypes.h> | ||
#include <freetype/ftcolor.h> | ||
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#ifdef TT_CONFIG_OPTION_COLOR_LAYERS | ||
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static | ||
const FT_Palette_Data null_palette_data = { 0, NULL, NULL, 0, NULL }; | ||
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/* documentation is in ftcolor.h */ | ||
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FT_EXPORT_DEF( FT_Error ) | ||
FT_Palette_Data_Get( FT_Face face, | ||
FT_Palette_Data *apalette_data ) | ||
{ | ||
if ( !face ) | ||
return FT_THROW( Invalid_Face_Handle ); | ||
if ( !apalette_data) | ||
return FT_THROW( Invalid_Argument ); | ||
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if ( FT_IS_SFNT( face ) ) | ||
*apalette_data = ( (TT_Face)face )->palette_data; | ||
else | ||
*apalette_data = null_palette_data; | ||
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return FT_Err_Ok; | ||
} | ||
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/* documentation is in ftcolor.h */ | ||
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FT_EXPORT_DEF( FT_Error ) | ||
FT_Palette_Select( FT_Face face, | ||
FT_UShort palette_index, | ||
FT_Color* *apalette ) | ||
{ | ||
FT_Error error; | ||
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TT_Face ttface; | ||
SFNT_Service sfnt; | ||
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if ( !face ) | ||
return FT_THROW( Invalid_Face_Handle ); | ||
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if ( !FT_IS_SFNT( face ) ) | ||
{ | ||
if ( apalette ) | ||
*apalette = NULL; | ||
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return FT_Err_Ok; | ||
} | ||
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ttface = (TT_Face)face; | ||
sfnt = (SFNT_Service)ttface->sfnt; | ||
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error = sfnt->set_palette( ttface, palette_index ); | ||
if ( error ) | ||
return error; | ||
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ttface->palette_index = palette_index; | ||
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if ( apalette ) | ||
*apalette = ttface->palette; | ||
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return FT_Err_Ok; | ||
} | ||
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/* documentation is in ftcolor.h */ | ||
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FT_EXPORT_DEF( FT_Error ) | ||
FT_Palette_Set_Foreground_Color( FT_Face face, | ||
FT_Color foreground_color ) | ||
{ | ||
TT_Face ttface; | ||
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if ( !face ) | ||
return FT_THROW( Invalid_Face_Handle ); | ||
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if ( !FT_IS_SFNT( face ) ) | ||
return FT_Err_Ok; | ||
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ttface = (TT_Face)face; | ||
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ttface->foreground_color = foreground_color; | ||
ttface->have_foreground_color = 1; | ||
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return FT_Err_Ok; | ||
} | ||
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#else /* !TT_CONFIG_OPTION_COLOR_LAYERS */ | ||
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FT_EXPORT_DEF( FT_Error ) | ||
FT_Palette_Data_Get( FT_Face face, | ||
FT_Palette_Data *apalette_data ) | ||
{ | ||
FT_UNUSED( face ); | ||
FT_UNUSED( apalette_data ); | ||
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return FT_THROW( Unimplemented_Feature ); | ||
} | ||
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FT_EXPORT_DEF( FT_Error ) | ||
FT_Palette_Select( FT_Face face, | ||
FT_UShort palette_index, | ||
FT_Color* *apalette ) | ||
{ | ||
FT_UNUSED( face ); | ||
FT_UNUSED( palette_index ); | ||
FT_UNUSED( apalette ); | ||
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return FT_THROW( Unimplemented_Feature ); | ||
} | ||
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FT_EXPORT_DEF( FT_Error ) | ||
FT_Palette_Set_Foreground_Color( FT_Face face, | ||
FT_Color foreground_color ) | ||
{ | ||
FT_UNUSED( face ); | ||
FT_UNUSED( foreground_color ); | ||
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return FT_THROW( Unimplemented_Feature ); | ||
} | ||
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#endif /* !TT_CONFIG_OPTION_COLOR_LAYERS */ | ||
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/* END */ |