* include/freetype/ftcache.h, include/freetype/cache/ftcmanag.h:

adding FTC_Manager_LookupSize and FTC_Scaler to the public API
        (they were previously hidden)
This commit is contained in:
David Turner 2004-01-16 09:07:59 +00:00
parent fa0346d6d9
commit 75820e2072
2 changed files with 90 additions and 20 deletions

View File

@ -151,18 +151,6 @@ FT_BEGIN_HEADER
/* */
typedef struct FTC_ScalerRec_
{
FTC_FaceID face_id;
FT_UInt width;
FT_UInt height;
FT_Int pixel;
FT_UInt x_res;
FT_UInt y_res;
} FTC_ScalerRec, *FTC_Scaler;
#define FTC_SCALER_COMPARE( a, b ) \
( (a)->face_id == (b)->face_id && \
(a)->width == (b)->width && \
@ -177,12 +165,6 @@ FT_BEGIN_HEADER
(q)->width + (q)->height*7 + \
( (q)->pixel ? 0 : ( (q)->x_res*33 ^ (q)->y_res*61 ) ) )
FT_EXPORT( FT_Error )
FTC_Manager_LookupSize( FTC_Manager manager,
FTC_Scaler scaler,
FT_Size *asize );
/* */
FT_END_HEADER

View File

@ -64,7 +64,7 @@ FT_BEGIN_HEADER
/* */
/* FTC_Manager_New */
/* FTC_Manager_LookupFace */
/* FTC_Manager_Lookup_Size */
/* FTC_Manager_LookupSize */
/* */
/* FTC_Node */
/* FTC_Node_Ref */
@ -342,7 +342,7 @@ FT_BEGIN_HEADER
/* */
/* The @FT_Face object doesn't necessarily have a current size object */
/* (i.e., face->size can be 0). If you need a specific `font size', */
/* use @FTC_Manager_Lookup_Size instead. */
/* use @FTC_Manager_LookupSize instead. */
/* */
/* Never change the face's transformation matrix (i.e., never call */
/* the @FT_Set_Transform function) on a returned face! If you need */
@ -354,6 +354,94 @@ FT_BEGIN_HEADER
FT_Face *aface );
/*************************************************************************/
/* */
/* <Type> */
/* FTC_Scaler */
/* */
/* <Description> */
/* Handle to a @FTC_ScalerRec structure. */
/* */
typedef struct FTC_FaceIDRec_* FTC_FaceID;
/*************************************************************************/
/* */
/* <Struct> */
/* FTC_ScalerRec */
/* */
/* <Description> */
/* A structure used to describe a given character size in either */
/* pixels or points to the cache manager. See @FTC_Manager_LookupSize */
/* */
/* <Fields> */
/* face_id :: source face id */
/* */
/* width :: character width */
/* */
/* height :: character height */
/* */
/* pixel :: booelan. If TRUE, the "width" and "height" fields */
/* are interpreted as integer pixel character sizes. */
/* If false, they are expressed as 1/64th of points */
/* */
/* x_res :: only used when 'pixel' is FALSE. indicates the */
/* horizontal resolution in dpis */
/* */
/* y_res :: only used when 'pixel' is FALSE. indicates the */
/* vertical resolution in dpis */
/* */
/* <Note> */
/* This type is mainly used to retrieve @FT_Size objects through the */
/* cache manager. */
/* */
typedef struct FTC_ScalerRec_
{
FTC_FaceID face_id;
FT_UInt width;
FT_UInt height;
FT_Int pixel;
FT_UInt x_res;
FT_UInt y_res;
} FTC_ScalerRec, *FTC_Scaler;
/*************************************************************************/
/* */
/* <Function> */
/* FTC_Manager_LookupSize */
/* */
/* <Description> */
/* Retrieves the @FT_Size object that corresponds to a given */
/* @FTC_Scaler through a cache manager. */
/* */
/* <Input> */
/* manager :: A handle to the cache manager. */
/* */
/* scaler :: scaler handle. */
/* */
/* <Output> */
/* asize :: A handle to the size object. */
/* */
/* <Return> */
/* FreeType error code. 0 means success. */
/* */
/* <Note> */
/* The returned @FT_Size object is always owned by the manager. You */
/* should never try to discard it yourself. */
/* */
/* You can access the parent @FT_Face object simply as "size->face" */
/* if you need it. Note that this object is also owner by the */
/* manager. */
/* */
FT_EXPORT( FT_Error )
FTC_Manager_LookupSize( FTC_Manager manager,
FTC_Scaler scaler,
FT_Size *asize );
/*************************************************************************/
/* */
/* <Function> */