blob: 0af2f4bffd787d7316e77c29d9c1672fa3fc5722 (
plain) (
blame)
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
116
117
118
119
120
121
122
123
124
125
126
127
|
#include <qpdf/QPDF_Dictionary.hh>
#include <qpdf/QPDF_Null.hh>
#include <qpdf/QPDF_Name.hh>
QPDF_Dictionary::QPDF_Dictionary(
std::map<std::string, QPDFObjectHandle> const& items) :
items(items)
{
}
QPDF_Dictionary::~QPDF_Dictionary()
{
}
void
QPDF_Dictionary::releaseResolved()
{
for (std::map<std::string, QPDFObjectHandle>::iterator iter =
this->items.begin();
iter != this->items.end(); ++iter)
{
QPDFObjectHandle::ReleaseResolver::releaseResolved((*iter).second);
}
}
std::string
QPDF_Dictionary::unparse()
{
std::string result = "<< ";
for (std::map<std::string, QPDFObjectHandle>::iterator iter =
this->items.begin();
iter != this->items.end(); ++iter)
{
result += QPDF_Name::normalizeName((*iter).first) +
" " + (*iter).second.unparse() + " ";
}
result += ">>";
return result;
}
QPDFObject::object_type_e
QPDF_Dictionary::getTypeCode() const
{
return QPDFObject::ot_dictionary;
}
char const*
QPDF_Dictionary::getTypeName() const
{
return "dictionary";
}
bool
QPDF_Dictionary::hasKey(std::string const& key)
{
return ((this->items.count(key) > 0) &&
(! this->items[key].isNull()));
}
QPDFObjectHandle
QPDF_Dictionary::getKey(std::string const& key)
{
// PDF spec says fetching a non-existent key from a dictionary
// returns the null object.
if (this->items.count(key))
{
// May be a null object
return (*(this->items.find(key))).second;
}
else
{
return QPDFObjectHandle::newNull();
}
}
std::set<std::string>
QPDF_Dictionary::getKeys()
{
std::set<std::string> result;
for (std::map<std::string, QPDFObjectHandle>::const_iterator iter =
this->items.begin();
iter != this->items.end(); ++iter)
{
if (hasKey((*iter).first))
{
result.insert((*iter).first);
}
}
return result;
}
std::map<std::string, QPDFObjectHandle> const&
QPDF_Dictionary::getAsMap() const
{
return this->items;
}
void
QPDF_Dictionary::replaceKey(std::string const& key,
QPDFObjectHandle const& value)
{
// add or replace value
this->items[key] = value;
}
void
QPDF_Dictionary::removeKey(std::string const& key)
{
// no-op if key does not exist
this->items.erase(key);
}
void
QPDF_Dictionary::replaceOrRemoveKey(std::string const& key,
QPDFObjectHandle value)
{
if (value.isNull())
{
removeKey(key);
}
else
{
replaceKey(key, value);
}
}
|