ftcsbits.h File Reference

#include <freetype/ftcache.h>
#include "ftcglyph.h"

Include dependency graph for ftcsbits.h:

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Go to the source code of this file.

Classes
struct	FTC_SNodeRec_
struct	FTC_SFamilyClassRec_

Macros
#define	FTC_SBIT_ITEMS_PER_NODE   16
#define	FTC_SNODE(x)   ( (FTC_SNode)( x ) )
#define	FTC_SNODE_GINDEX(x)   FTC_GNODE( x )->gindex
#define	FTC_SNODE_FAMILY(x)   FTC_GNODE( x )->family
#define	FTC_SFAMILY_CLASS(x)   ((FTC_SFamilyClass)(x))
#define	FTC_CACHE_SFAMILY_CLASS(x)    FTC_SFAMILY_CLASS( FTC_CACHE_GCACHE_CLASS( x )->family_class )

Typedefs
typedef struct FTC_SNodeRec_	FTC_SNodeRec
typedef struct FTC_SNodeRec_ *	FTC_SNode
typedef FT_UInt(*	FTC_SFamily_GetCountFunc) (FTC_Family family, FTC_Manager manager)
typedef FT_Error(*	FTC_SFamily_LoadGlyphFunc) (FTC_Family family, FT_UInt gindex, FTC_Manager manager, FT_Face *aface)
typedef struct FTC_SFamilyClassRec_	FTC_SFamilyClassRec
typedef const FTC_SFamilyClassRec *	FTC_SFamilyClass

Functions
	FTC_SNode_Free (FTC_SNode snode, FTC_Cache cache)
	FTC_SNode_New (FTC_SNode *psnode, FTC_GQuery gquery, FTC_Cache cache)
	FTC_SNode_Compare (FTC_SNode snode, FTC_GQuery gquery, FTC_Cache cache, FT_Bool *list_changed)

Macro Definition Documentation

FTC_CACHE_SFAMILY_CLASS

#define FTC_CACHE_SFAMILY_CLASS

(

x

)

FTC_SFAMILY_CLASS( FTC_CACHE_GCACHE_CLASS( x )->family_class )

Definition at line 66 of file ftcsbits.h.

FTC_SBIT_ITEMS_PER_NODE

#define FTC_SBIT_ITEMS_PER_NODE   16

Definition at line 29 of file ftcsbits.h.

FTC_SFAMILY_CLASS

#define FTC_SFAMILY_CLASS

(

x

)

((FTC_SFamilyClass)(x))

Definition at line 64 of file ftcsbits.h.

FTC_SNODE

#define FTC_SNODE

(

x

)

( (FTC_SNode)( x ) )

Definition at line 40 of file ftcsbits.h.

FTC_SNODE_FAMILY

#define FTC_SNODE_FAMILY

(

x

)

FTC_GNODE( x )->family

Definition at line 42 of file ftcsbits.h.

FTC_SNODE_GINDEX

#define FTC_SNODE_GINDEX

(

x

)

FTC_GNODE( x )->gindex

Definition at line 41 of file ftcsbits.h.

Typedef Documentation

FTC_SFamily_GetCountFunc

typedef FT_UInt(* FTC_SFamily_GetCountFunc) (FTC_Family family, FTC_Manager manager)

Definition at line 44 of file ftcsbits.h.

FTC_SFamily_LoadGlyphFunc

typedef FT_Error(* FTC_SFamily_LoadGlyphFunc) (FTC_Family family, FT_UInt gindex, FTC_Manager manager, FT_Face *aface)

Definition at line 48 of file ftcsbits.h.

FTC_SFamilyClass

typedef const FTC_SFamilyClassRec* FTC_SFamilyClass

Definition at line 62 of file ftcsbits.h.

FTC_SFamilyClassRec

typedef struct FTC_SFamilyClassRec_ FTC_SFamilyClassRec

FTC_SNode

typedef struct FTC_SNodeRec_ * FTC_SNode

FTC_SNodeRec

typedef struct FTC_SNodeRec_ FTC_SNodeRec

Function Documentation

FTC_SNode_Compare()

FTC_SNode_Compare	(	FTC_SNode	snode,
		FTC_GQuery	gquery,
		FTC_Cache	cache,
		FT_Bool *	list_changed
	)

Definition at line 411 of file ftcsbits.c.

  {
    return ftc_snode_compare( FTC_NODE( snode ), gquery,
                              cache, list_changed );
  }

Referenced by FTC_SBitCache_Lookup(), and FTC_SBitCache_LookupScaler().

FTC_SNode_Free()

FTC_SNode_Free	(	FTC_SNode	snode,
		FTC_Cache	cache
	)

Definition at line 85 of file ftcsbits.c.

  {
    ftc_snode_free( FTC_NODE( snode ), cache );
  }

Referenced by FTC_SNode_New().

FTC_SNode_New()

FTC_SNode_New	(	FTC_SNode *	psnode,
		FTC_GQuery	gquery,
		FTC_Cache	cache
	)

Definition at line 209 of file ftcsbits.c.

  {
    FT_Memory   memory = cache->memory;
    FT_Error    error;
    FTC_SNode   snode  = NULL;
    FT_UInt     gindex = gquery->gindex;
    FTC_Family  family = gquery->family;
 
    FTC_SFamilyClass  clazz = FTC_CACHE_SFAMILY_CLASS( cache );
    FT_UInt           total;
    FT_UInt           node_count;
 
 
    total = clazz->family_get_count( family, cache->manager );
    if ( total == 0 || gindex >= total )
    {
      error = FT_THROW( Invalid_Argument );
      goto Exit;
    }
 
    if ( !FT_NEW( snode ) )
    {
      FT_UInt  count, start;
 
 
      start = gindex - ( gindex % FTC_SBIT_ITEMS_PER_NODE );
      count = total - start;
      if ( count > FTC_SBIT_ITEMS_PER_NODE )
        count = FTC_SBIT_ITEMS_PER_NODE;
 
      FTC_GNode_Init( FTC_GNODE( snode ), start, family );
 
      snode->count = count;
      for ( node_count = 0; node_count < count; node_count++ )
      {
        snode->sbits[node_count].width = 255;
      }
 
      error = ftc_snode_load( snode,
                              cache->manager,
                              gindex,
                              NULL );
      if ( error )
      {
        FTC_SNode_Free( snode, cache );
        snode = NULL;
      }
    }
 
  Exit:
    *psnode = snode;
    return error;
  }

Referenced by ftc_snode_new().