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
/*
* Copyright (C) 2015-2018 Département de l'Instruction Publique (DIP-SEM)
*
* Copyright (C) 2013 Open Education Foundation
*
* Copyright (C) 2010-2013 Groupement d'Intérêt Public pour
* l'Education Numérique en Afrique (GIP ENA)
*
* This file is part of OpenBoard.
*
* OpenBoard is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, version 3 of the License,
* with a specific linking exception for the OpenSSL project's
* "OpenSSL" library (or with modified versions of it that use the
* same license as the "OpenSSL" library).
*
* OpenBoard is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with OpenBoard. If not, see <http://www.gnu.org/licenses/>.
*/
#include "PageElementHandler.h"
#include <QtGlobal>
#include "core/memcheck.h"
using namespace merge_lib;
std::set<std::string> PageElementHandler::_allPageFields;
void PageElementHandler::_createAllPageFieldsSet()
{
if(!_allPageFields.empty())
return;
_allPageFields.insert(std::string("Type"));
_allPageFields.insert(std::string("Parent"));
_allPageFields.insert(std::string("LastModified"));
_allPageFields.insert(std::string("Resources"));
_allPageFields.insert(std::string("MediaBox"));
_allPageFields.insert(std::string("CropBox"));
_allPageFields.insert(std::string("BleedBox"));
_allPageFields.insert(std::string("TrimBox"));
_allPageFields.insert(std::string("ArtBox"));
_allPageFields.insert(std::string("BoxColorInfo"));
_allPageFields.insert(std::string("Contents"));
_allPageFields.insert(std::string("Rotate"));
_allPageFields.insert(std::string("Group"));
_allPageFields.insert(std::string("Thumb"));
_allPageFields.insert(std::string("B"));
_allPageFields.insert(std::string("Dur"));
_allPageFields.insert(std::string("Trans"));
_allPageFields.insert(std::string("Annots"));
_allPageFields.insert(std::string("AA"));
_allPageFields.insert(std::string("Metadata"));
_allPageFields.insert(std::string("PieceInfo"));
_allPageFields.insert(std::string("StructParents"));
_allPageFields.insert(std::string("ID"));
_allPageFields.insert(std::string("PZ"));
_allPageFields.insert(std::string("SeparationInfo"));
_allPageFields.insert(std::string("Tabs"));
_allPageFields.insert(std::string("TemplateInstantiated"));
_allPageFields.insert(std::string("PresSteps"));
_allPageFields.insert(std::string("UserUnit"));
_allPageFields.insert(std::string("VP"));
//for correct search all fields of XObject should be present to
_allPageFields.insert(std::string("Subtype"));
_allPageFields.insert(std::string("FormType"));
_allPageFields.insert(std::string("BBox"));
_allPageFields.insert(std::string("Matrix"));
_allPageFields.insert(std::string("Ref"));
_allPageFields.insert(std::string("StructParent"));
_allPageFields.insert(std::string("OPI"));
_allPageFields.insert(std::string("OC"));
_allPageFields.insert(std::string("Name"));
}
unsigned int PageElementHandler::_findEndOfElementContent(unsigned int startOfPageElement)
{
static std::string whitespacesAndDelimeters(" \t\f\v\n\r<<[/");
unsigned int foundSlash = _pageContent.find("/", startOfPageElement + 1);
std::string fieldType;
while((int)foundSlash != -1)
{
unsigned int foundWhitespace = _pageContent.find_first_of(whitespacesAndDelimeters, foundSlash + 1);
if((int)foundWhitespace != -1)
fieldType = _pageContent.substr(foundSlash + 1, foundWhitespace - foundSlash - 1);
else
break;
//is this any page element between "/" and " "
if(_allPageFields.count(fieldType))
{
return foundSlash;
}
foundSlash = foundWhitespace;
}
return _pageContent.rfind(">>");
}
void PageElementHandler::_processObjectContent(unsigned int startOfPageElement)
{
Q_UNUSED(startOfPageElement);
}