kc3-lang/freetype/include/freetype/ftmm.h
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Hash : 415235df
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Date : 2001-06-28T17:49:10
finishing function header formatting updating copyrights
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include/freetype/ftmm.h
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/***************************************************************************/ /* */ /* ftmm.h */ /* */ /* FreeType Multiple Master font interface (specification). */ /* */ /* Copyright 1996-2001 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. */ /* */ /***************************************************************************/ #ifndef __FTMM_H__ #define __FTMM_H__ #include <ft2build.h> #include FT_TYPE1_TABLES_H FT_BEGIN_HEADER /*************************************************************************/ /* */ /* <Section> */ /* multiple_masters */ /* */ /* <Title> */ /* Multiple Masters */ /* */ /* <Abstract> */ /* How to manage Multiple Masters fonts. */ /* */ /* <Description> */ /* The following types and functions are used to manage Multiple */ /* Master fonts, i.e. the selection of specific design instances by */ /* setting design axis coordinates. */ /* */ /*************************************************************************/ /*************************************************************************/ /* */ /* <Struct> */ /* FT_MM_Axis */ /* */ /* <Description> */ /* A simple structure used to model a given axis in design space for */ /* Multiple Masters fonts. */ /* */ /* <Fields> */ /* name :: The axis's name. */ /* */ /* minimum :: The axis's minimum design coordinate. */ /* */ /* maximum :: The axis's maximum design coordinate. */ /* */ typedef struct FT_MM_Axis_ { FT_String* name; FT_Long minimum; FT_Long maximum; } FT_MM_Axis; /*************************************************************************/ /* */ /* <Struct> */ /* FT_Multi_Master */ /* */ /* <Description> */ /* A structure used to model the axes and space of a Multiple Masters */ /* font. */ /* */ /* <Fields> */ /* num_axis :: Number of axes. Cannot exceed 4. */ /* */ /* num_designs :: Number of designs; should ne normally 2^num_axis */ /* even though the Type 1 specification strangely */ /* allows for intermediate designs to be present. This */ /* number cannot exceed 16. */ /* */ /* axis :: A table of axis descriptors. */ /* */ typedef struct FT_Multi_Master_ { FT_UInt num_axis; FT_UInt num_designs; FT_MM_Axis axis[T1_MAX_MM_AXIS]; } FT_Multi_Master; /* */ typedef FT_Error (*FT_Get_MM_Func)( FT_Face face, FT_Multi_Master* master ); typedef FT_Error (*FT_Set_MM_Design_Func)( FT_Face face, FT_UInt num_coords, FT_Long* coords ); typedef FT_Error (*FT_Set_MM_Blend_Func)( FT_Face face, FT_UInt num_coords, FT_Long* coords ); /*************************************************************************/ /* */ /* <Function> */ /* FT_Get_Multi_Master */ /* */ /* <Description> */ /* Retrieves the Multiple Master descriptor of a given font. */ /* */ /* <Input> */ /* face :: A handle to the source face. */ /* */ /* <Output> */ /* amaster :: The Multiple Masters descriptor. */ /* */ /* <Return> */ /* FreeType error code. 0 means success. */ /* */ FT_EXPORT( FT_Error ) FT_Get_Multi_Master( FT_Face face, FT_Multi_Master *amaster ); /*************************************************************************/ /* */ /* <Function> */ /* FT_Set_MM_Design_Coordinates */ /* */ /* <Description> */ /* For Multiple Masters fonts, choose an interpolated font design */ /* through design coordinates. */ /* */ /* <InOut> */ /* face :: A handle to the source face. */ /* */ /* <Input> */ /* num_coords :: The number of design coordinates (must be equal to */ /* the number of axes in the font). */ /* */ /* coords :: An array of design coordinates. */ /* */ /* <Return> */ /* FreeType error code. 0 means success. */ /* */ FT_EXPORT( FT_Error ) FT_Set_MM_Design_Coordinates( FT_Face face, FT_UInt num_coords, FT_Long* coords ); /*************************************************************************/ /* */ /* <Function> */ /* FT_Set_MM_Blend_Coordinates */ /* */ /* <Description> */ /* For Multiple Masters fonts, choose an interpolated font design */ /* through normalized blend coordinates. */ /* */ /* <InOut> */ /* face :: A handle to the source face. */ /* */ /* <Input> */ /* num_coords :: The number of design coordinates (must be equal to */ /* the number of axes in the font). */ /* */ /* coords :: The design coordinates array (each element must be */ /* between 0 and 1.0). */ /* */ /* <Return> */ /* FreeType error code. 0 means success. */ /* */ FT_EXPORT( FT_Error ) FT_Set_MM_Blend_Coordinates( FT_Face face, FT_UInt num_coords, FT_Fixed* coords ); /* */ FT_END_HEADER #endif /* __FTMM_H__ */ /* END */