1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
|
// SPDX-License-Identifier: MIT OR MPL-2.0 OR LGPL-2.1-or-later OR GPL-2.0-or-later
// Copyright 2010, SIL International, All rights reserved.
#include "graphite2/Font.h"
#include "inc/Face.h"
#include "inc/FeatureMap.h"
#include "inc/FeatureVal.h"
#include "inc/NameTable.h"
using namespace graphite2;
extern "C" {
gr_uint16 gr_fref_feature_value(const gr_feature_ref* pfeatureref, const gr_feature_val* feats) //returns 0 if either pointer is NULL
{
if (!pfeatureref || !feats) return 0;
return pfeatureref->getFeatureVal(*feats);
}
int gr_fref_set_feature_value(const gr_feature_ref* pfeatureref, gr_uint16 val, gr_feature_val* pDest)
{
if (!pfeatureref || !pDest) return 0;
return pfeatureref->applyValToFeature(val, *pDest);
}
gr_uint32 gr_fref_id(const gr_feature_ref* pfeatureref) //returns 0 if pointer is NULL
{
if (!pfeatureref)
return 0;
return pfeatureref->getId();
}
gr_uint16 gr_fref_n_values(const gr_feature_ref* pfeatureref)
{
if(!pfeatureref)
return 0;
return pfeatureref->getNumSettings();
}
gr_int16 gr_fref_value(const gr_feature_ref* pfeatureref, gr_uint16 settingno)
{
if(!pfeatureref || (settingno >= pfeatureref->getNumSettings()))
{
return 0;
}
return pfeatureref->getSettingValue(settingno);
}
void* gr_fref_label(const gr_feature_ref* pfeatureref, gr_uint16 *langId, gr_encform utf, gr_uint32 *length)
{
if(!pfeatureref)
{
langId = 0;
length = 0;
return NULL;
}
uint16 label = pfeatureref->getNameId();
NameTable * names = pfeatureref->getFace().nameTable();
if (!names)
{
langId = 0;
length = 0;
return NULL;
}
return names->getName(*langId, label, utf, *length);
}
void* gr_fref_value_label(const gr_feature_ref*pfeatureref, gr_uint16 setting,
gr_uint16 *langId, gr_encform utf, gr_uint32 *length)
{
if(!pfeatureref || (setting >= pfeatureref->getNumSettings()))
{
langId = 0;
length = 0;
return NULL;
}
uint16 label = pfeatureref->getSettingName(setting);
NameTable * names = pfeatureref->getFace().nameTable();
if (!names)
{
langId = 0;
length = 0;
return NULL;
}
return names->getName(*langId, label, utf, *length);
}
void gr_label_destroy(void * label)
{
free(label);
}
gr_feature_val* gr_featureval_clone(const gr_feature_val* pfeatures/*may be NULL*/)
{ //When finished with the Features, call features_destroy
return static_cast<gr_feature_val*>(pfeatures ? new Features(*pfeatures) : new Features);
}
void gr_featureval_destroy(gr_feature_val *p)
{
delete static_cast<Features*>(p);
}
} // extern "C"
|