Visualization Library 2.0.0-b5

A lightweight C++ OpenGL middleware for 2D/3D graphics

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ttpic.c
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1 /***************************************************************************/
2 /* */
3 /* ttpic.c */
4 /* */
5 /* The FreeType position independent code services for truetype module. */
6 /* */
7 /* Copyright 2009, 2010, 2012, 2013 by */
8 /* Oran Agra and Mickey Gabel. */
9 /* */
10 /* This file is part of the FreeType project, and may only be used, */
11 /* modified, and distributed under the terms of the FreeType project */
12 /* license, LICENSE.TXT. By continuing to use, modify, or distribute */
13 /* this file you indicate that you have read the license and */
14 /* understand and accept it fully. */
15 /* */
16 /***************************************************************************/
17 
18 
19 #include <ft2build.h>
20 #include FT_FREETYPE_H
21 #include FT_INTERNAL_OBJECTS_H
22 #include "ttpic.h"
23 #include "tterrors.h"
24 
25 
26 #ifdef FT_CONFIG_OPTION_PIC
27 
28  /* forward declaration of PIC init functions from ttdriver.c */
29  FT_Error
30  FT_Create_Class_tt_services( FT_Library library,
31  FT_ServiceDescRec** output_class );
32  void
33  FT_Destroy_Class_tt_services( FT_Library library,
34  FT_ServiceDescRec* clazz );
35  void
36  FT_Init_Class_tt_service_gx_multi_masters(
37  FT_Service_MultiMastersRec* sv_mm );
38  void
39  FT_Init_Class_tt_service_truetype_glyf(
40  FT_Service_TTGlyfRec* sv_ttglyf );
41 
42 
43  void
44  tt_driver_class_pic_free( FT_Library library )
45  {
46  FT_PIC_Container* pic_container = &library->pic_container;
47  FT_Memory memory = library->memory;
48 
49 
50  if ( pic_container->truetype )
51  {
52  TTModulePIC* container = (TTModulePIC*)pic_container->truetype;
53 
54 
55  if ( container->tt_services )
56  FT_Destroy_Class_tt_services( library, container->tt_services );
57  container->tt_services = NULL;
58  FT_FREE( container );
59  pic_container->truetype = NULL;
60  }
61  }
62 
63 
64  FT_Error
65  tt_driver_class_pic_init( FT_Library library )
66  {
67  FT_PIC_Container* pic_container = &library->pic_container;
69  TTModulePIC* container = NULL;
70  FT_Memory memory = library->memory;
71 
72 
73  /* allocate pointer, clear and set global container pointer */
74  if ( FT_ALLOC( container, sizeof ( *container ) ) )
75  return error;
76  FT_MEM_SET( container, 0, sizeof ( *container ) );
77  pic_container->truetype = container;
78 
79  /* initialize pointer table - this is how the module usually */
80  /* expects this data */
81  error = FT_Create_Class_tt_services( library,
82  &container->tt_services );
83  if ( error )
84  goto Exit;
85 #ifdef TT_CONFIG_OPTION_GX_VAR_SUPPORT
86  FT_Init_Class_tt_service_gx_multi_masters(
87  &container->tt_service_gx_multi_masters );
88 #endif
89  FT_Init_Class_tt_service_truetype_glyf(
90  &container->tt_service_truetype_glyf );
91 
92  Exit:
93  if ( error )
94  tt_driver_class_pic_free( library );
95  return error;
96  }
97 
98 #endif /* FT_CONFIG_OPTION_PIC */
99 
100 
101 /* END */
#define FT_ALLOC(ptr, size)
Definition: ftmemory.h:260
int FT_Error
Definition: fttypes.h:296
#define NULL
Definition: ftobjs.h:61
FT_Library library
Definition: cffdrivr.c:414
return FT_Err_Ok
Definition: ftbbox.c:645
FT_Memory memory
Definition: ftobjs.h:860
#define FT_FREE(ptr)
Definition: ftmemory.h:286
FT_Error error
Definition: cffdrivr.c:411
typedefFT_BEGIN_HEADER struct FT_MemoryRec_ * FT_Memory
Definition: ftsystem.h:66
if(!abbox) return FT_THROW(Invalid_Argument)
#define FT_MEM_SET(dest, byte, count)
Definition: ftmemory.h:201