/***************************************************************************/ | |
/* */ | |
/* cf2glue.h */ | |
/* */ | |
/* Adobe's code for shared stuff (specification only). */ | |
/* */ | |
/* Copyright 2007-2013 Adobe Systems Incorporated. */ | |
/* */ | |
/* This software, and all works of authorship, whether in source or */ | |
/* object code form as indicated by the copyright notice(s) included */ | |
/* herein (collectively, the "Work") is made available, and may only be */ | |
/* used, modified, and distributed under the FreeType Project License, */ | |
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/* */ | |
/***************************************************************************/ | |
#ifndef __CF2GLUE_H__ | |
#define __CF2GLUE_H__ | |
/* common includes for other modules */ | |
#include "cf2error.h" | |
#include "cf2fixed.h" | |
#include "cf2arrst.h" | |
#include "cf2read.h" | |
FT_BEGIN_HEADER | |
/* rendering parameters */ | |
/* apply hints to rendered glyphs */ | |
#define CF2_FlagsHinted 1 | |
/* for testing */ | |
#define CF2_FlagsDarkened 2 | |
/* type for holding the flags */ | |
typedef CF2_Int CF2_RenderingFlags; | |
/* elements of a glyph outline */ | |
typedef enum CF2_PathOp_ | |
{ | |
CF2_PathOpMoveTo = 1, /* change the current point */ | |
CF2_PathOpLineTo = 2, /* line */ | |
CF2_PathOpQuadTo = 3, /* quadratic curve */ | |
CF2_PathOpCubeTo = 4 /* cubic curve */ | |
} CF2_PathOp; | |
/* a matrix of fixed point values */ | |
typedef struct CF2_Matrix_ | |
{ | |
CF2_F16Dot16 a; | |
CF2_F16Dot16 b; | |
CF2_F16Dot16 c; | |
CF2_F16Dot16 d; | |
CF2_F16Dot16 tx; | |
CF2_F16Dot16 ty; | |
} CF2_Matrix; | |
/* these typedefs are needed by more than one header file */ | |
/* and gcc compiler doesn't allow redefinition */ | |
typedef struct CF2_FontRec_ CF2_FontRec, *CF2_Font; | |
typedef struct CF2_HintRec_ CF2_HintRec, *CF2_Hint; | |
/* A common structure for all callback parameters. */ | |
/* */ | |
/* Some members may be unused. For example, `pt0' is not used for */ | |
/* `moveTo' and `pt3' is not used for `quadTo'. The initial point `pt0' */ | |
/* is included for each path element for generality; curve conversions */ | |
/* need it. The `op' parameter allows one function to handle multiple */ | |
/* element types. */ | |
typedef struct CF2_CallbackParamsRec_ | |
{ | |
FT_Vector pt0; | |
FT_Vector pt1; | |
FT_Vector pt2; | |
FT_Vector pt3; | |
CF2_Int op; | |
} CF2_CallbackParamsRec, *CF2_CallbackParams; | |
/* forward reference */ | |
typedef struct CF2_OutlineCallbacksRec_ CF2_OutlineCallbacksRec, | |
*CF2_OutlineCallbacks; | |
/* callback function pointers */ | |
typedef void | |
(*CF2_Callback_Type)( CF2_OutlineCallbacks callbacks, | |
const CF2_CallbackParams params ); | |
struct CF2_OutlineCallbacksRec_ | |
{ | |
CF2_Callback_Type moveTo; | |
CF2_Callback_Type lineTo; | |
CF2_Callback_Type quadTo; | |
CF2_Callback_Type cubeTo; | |
CF2_Int windingMomentum; /* for winding order detection */ | |
FT_Memory memory; | |
FT_Error* error; | |
}; | |
FT_END_HEADER | |
#endif /* __CF2GLUE_H__ */ | |
/* END */ |