Visualization Library 2.0.0-b5

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

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pshglob.h
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1 /***************************************************************************/
2 /* */
3 /* pshglob.h */
4 /* */
5 /* PostScript hinter global hinting management. */
6 /* */
7 /* Copyright 2001, 2002, 2003 by */
8 /* David Turner, Robert Wilhelm, and Werner Lemberg. */
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 #ifndef __PSHGLOB_H__
20 #define __PSHGLOB_H__
21 
22 
23 #include FT_FREETYPE_H
24 #include FT_INTERNAL_POSTSCRIPT_HINTS_H
25 
26 
28 
29 
30  /*************************************************************************/
31  /*************************************************************************/
32  /***** *****/
33  /***** GLOBAL HINTS INTERNALS *****/
34  /***** *****/
35  /*************************************************************************/
36  /*************************************************************************/
37 
38 
39  /*************************************************************************/
40  /* */
41  /* @constant: */
42  /* PS_GLOBALS_MAX_BLUE_ZONES */
43  /* */
44  /* @description: */
45  /* The maximum number of blue zones in a font global hints structure. */
46  /* See @PS_Globals_BluesRec. */
47  /* */
48 #define PS_GLOBALS_MAX_BLUE_ZONES 16
49 
50 
51  /*************************************************************************/
52  /* */
53  /* @constant: */
54  /* PS_GLOBALS_MAX_STD_WIDTHS */
55  /* */
56  /* @description: */
57  /* The maximum number of standard and snap widths in either the */
58  /* horizontal or vertical direction. See @PS_Globals_WidthsRec. */
59  /* */
60 #define PS_GLOBALS_MAX_STD_WIDTHS 16
61 
62 
63  /* standard and snap width */
64  typedef struct PSH_WidthRec_
65  {
69 
71 
72 
73  /* standard and snap widths table */
74  typedef struct PSH_WidthsRec_
75  {
78 
80 
81 
82  typedef struct PSH_DimensionRec_
83  {
87 
89 
90 
91  /* blue zone descriptor */
92  typedef struct PSH_Blue_ZoneRec_
93  {
98 
103 
105 
106 
107  typedef struct PSH_Blue_TableRec_
108  {
111 
113 
114 
115  /* blue zones table */
116  typedef struct PSH_BluesRec_
117  {
122 
128 
130 
131 
132  /* font globals. */
133  /* dimension 0 => X coordinates + vertical hints/stems */
134  /* dimension 1 => Y coordinates + horizontal hints/stems */
135  typedef struct PSH_GlobalsRec_
136  {
138  PSH_DimensionRec dimension[2];
140 
141  } PSH_GlobalsRec;
142 
143 
144 #define PSH_BLUE_ALIGN_NONE 0
145 #define PSH_BLUE_ALIGN_TOP 1
146 #define PSH_BLUE_ALIGN_BOT 2
147 
148 
149  typedef struct PSH_AlignmentRec_
150  {
151  int align;
154 
156 
157 
158  FT_LOCAL( void )
160 
161 
162 #if 0
163  /* snap a stem width to fitter coordinates. `org_width' is in font */
164  /* units. The result is in device pixels (26.6 format). */
165  FT_LOCAL( FT_Pos )
166  psh_dimension_snap_width( PSH_Dimension dimension,
167  FT_Int org_width );
168 #endif
169 
170  FT_LOCAL( FT_Error )
172  FT_Fixed x_scale,
173  FT_Fixed y_scale,
174  FT_Fixed x_delta,
175  FT_Fixed y_delta );
176 
177  /* snap a stem to one or two blue zones */
178  FT_LOCAL( void )
179  psh_blues_snap_stem( PSH_Blues blues,
180  FT_Int stem_top,
181  FT_Int stem_bot,
182  PSH_Alignment alignment );
183  /* */
184 
185 #ifdef DEBUG_HINTER
186  extern PSH_Globals ps_debug_globals;
187 #endif
188 
189 
191 
192 
193 #endif /* __PSHGLOB_H__ */
194 
195 
196 /* END */
typedefFT_BEGIN_HEADER struct PSH_GlobalsRec_ * PSH_Globals
Definition: pshints.h:41
int FT_Error
Definition: fttypes.h:296
struct PSH_Blue_TableRec_ PSH_Blue_TableRec
struct PSH_AlignmentRec_ * PSH_Alignment
struct PSH_Blue_TableRec_ * PSH_Blue_Table
FT_Fixed blue_scale
Definition: pshglob.h:123
FT_BEGIN_HEADER typedef signed long FT_Pos
Definition: ftimage.h:59
PSH_WidthsRec stdw
Definition: pshglob.h:84
FT_Pos cur
Definition: pshglob.h:67
PSH_Blue_TableRec normal_bottom
Definition: pshglob.h:119
#define FT_END_HEADER
Definition: ftheader.h:54
PSH_Blue_TableRec family_bottom
Definition: pshglob.h:121
struct PSH_BluesRec_ PSH_BluesRec
struct PSH_DimensionRec_ * PSH_Dimension
signed int FT_Int
Definition: fttypes.h:216
FT_Int blue_fuzz
Definition: pshglob.h:126
FT_Fixed scale_mult
Definition: pshglob.h:85
psh_globals_set_scale(PSH_Globals globals, FT_Fixed x_scale, FT_Fixed y_scale, FT_Fixed x_delta, FT_Fixed y_delta)
Definition: pshglob.c:754
struct PSH_Blue_ZoneRec_ * PSH_Blue_Zone
FT_Memory memory
Definition: pshglob.h:137
FT_Bool no_overshoots
Definition: pshglob.h:127
struct PSH_WidthRec_ PSH_WidthRec
FT_Pos align_bot
Definition: pshglob.h:153
FT_Int org_delta
Definition: pshglob.h:95
#define PS_GLOBALS_MAX_STD_WIDTHS
Definition: pshglob.h:60
FT_BEGIN_HEADER typedef unsigned char FT_Bool
Definition: fttypes.h:104
struct PSH_GlobalsRec_ PSH_GlobalsRec
#define FT_BEGIN_HEADER
Definition: ftheader.h:36
FT_Int org_bottom
Definition: pshglob.h:97
PSH_Blue_TableRec normal_top
Definition: pshglob.h:118
FT_Pos cur_delta
Definition: pshglob.h:100
struct PSH_DimensionRec_ PSH_DimensionRec
struct PSH_AlignmentRec_ PSH_AlignmentRec
psh_globals_funcs_init(PSH_Globals_FuncsRec *funcs)
Definition: pshglob.c:789
#define FT_LOCAL(x)
Definition: ftconfig.h:235
FT_Pos cur_top
Definition: pshglob.h:102
struct PSH_WidthsRec_ * PSH_Widths
PSH_Blue_TableRec family_top
Definition: pshglob.h:120
FT_Int org_ref
Definition: pshglob.h:94
FT_Pos fit
Definition: pshglob.h:68
FT_Int org_top
Definition: pshglob.h:96
typedefFT_BEGIN_HEADER struct FT_MemoryRec_ * FT_Memory
Definition: ftsystem.h:66
FT_Pos align_top
Definition: pshglob.h:152
struct PSH_Blue_ZoneRec_ PSH_Blue_ZoneRec
FT_Pos cur_bottom
Definition: pshglob.h:101
FT_Int blue_shift
Definition: pshglob.h:124
psh_blues_snap_stem(PSH_Blues blues, FT_Int stem_top, FT_Int stem_bot, PSH_Alignment alignment)
Definition: pshglob.c:548
FT_UInt count
Definition: pshglob.h:76
signed long FT_Fixed
Definition: fttypes.h:284
unsigned int FT_UInt
Definition: fttypes.h:227
PSH_BluesRec blues
Definition: pshglob.h:139
struct PSH_WidthsRec_ PSH_WidthsRec
FT_Int blue_threshold
Definition: pshglob.h:125
#define PS_GLOBALS_MAX_BLUE_ZONES
Definition: pshglob.h:48
struct PSH_BluesRec_ * PSH_Blues
FT_Pos cur_ref
Definition: pshglob.h:99
FT_Fixed scale_delta
Definition: pshglob.h:86
struct PSH_WidthRec_ * PSH_Width
FT_Int org
Definition: pshglob.h:66