summaryrefslogtreecommitdiffstats
path: root/kfile-plugins/dependencies/poppler-tqt/poppler-private.cc
blob: 7e36601406a263051d1dd3a5991b5a7646f7a1bd (plain)
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
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
/* poppler-private.h: qt interface to poppler
 * Copyright (C) 2005, Net Integration Technologies, Inc.
 * Copyright (C) 2005-2008, Albert Astals Cid <aacid@kde.org>
 * Copyright (C) 2006, Kristian Høgsberg <krh@bitplanet.net>
 * Copyright (C) 2006, Wilfried Huss <Wilfried.Huss@gmx.at>
 * Copyright (C) 2007, Pino Toscano <pino@kde.org>
 *
 * This program 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; either version 2, or (at your option)
 * any later version.
 *
 * This program 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 this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA.
 */

#include "poppler-private.h"
#include "poppler-link-qt3.h"

#include <tqstring.h>

#include <Outline.h>
#include <Link.h>

namespace Poppler {

/* borrowed from kpdf */
TQString unicodeToTQString(Unicode* u, int len)
{
    TQString ret;
    ret.setLength(len);
    TQChar* qch = (TQChar*) ret.unicode();
    for (;len;--len)
      *qch++ = (TQChar) *u++;
    return ret;
}

TQString UnicodeParsedString(GooString *s1)
{
    GBool isUnicode;
    int i;
    Unicode u;
    TQString result;
    if ( ( s1->getChar(0) & 0xff ) == 0xfe && ( s1->getChar(1) & 0xff ) == 0xff )
    {
        isUnicode = gTrue;
        i = 2;
    }
    else
    {
        isUnicode = gFalse;
        i = 0;
    }
    while ( i < s1->getLength() )
    {
        if ( isUnicode )
        {
            u = ( ( s1->getChar(i) & 0xff ) << 8 ) | ( s1->getChar(i+1) & 0xff );
            i += 2;
        }
        else
        {
            u = s1->getChar(i) & 0xff;
            ++i;
        }
        result += unicodeToTQString( &u, 1 );
    }
    return result;
}

GooString *TQStringToGooString(const TQString &s)
{
    int len = s.length();
    char *cstring = (char *)gmallocn(s.length(), sizeof(char));
    for (int i = 0; i < len; ++i)
      cstring[i] = s.at(i).unicode();
    GooString *ret = new GooString(cstring, len);
    gfree(cstring);
    return ret;
}


void DocumentData::addTocChildren( TQDomDocument * docSyn, TQDomNode * parent, GooList * items )
{
    int numItems = items->getLength();
    for ( int i = 0; i < numItems; ++i )
    {
        // iterate over every object in 'items'
        OutlineItem * outlineItem = (OutlineItem *)items->get( i );

        // 1. create element using outlineItem's title as tagName
        TQString name;
        Unicode * uniChar = outlineItem->getTitle();
        int titleLength = outlineItem->getTitleLength();
        name = unicodeToTQString(uniChar, titleLength);
        if ( name.isEmpty() )
            continue;

        TQDomElement item = docSyn->createElement( name );
        parent->appendChild( item );

        // 2. find the page the link refers to
        ::LinkAction * a = outlineItem->getAction();
        if ( a && ( a->getKind() == actionGoTo || a->getKind() == actionGoToR ) )
        {
            // page number is contained/referenced in a LinkGoTo
            LinkGoTo * g = static_cast< LinkGoTo * >( a );
            LinkDest * destination = g->getDest();
            if ( !destination && g->getNamedDest() )
            {
                // no 'destination' but an internal 'named reference'. we could
                // get the destination for the page now, but it's VERY time consuming,
                // so better storing the reference and provide the viewport on demand
                GooString *s = g->getNamedDest();
                TQChar *charArray = new TQChar[s->getLength()];
                for (int i = 0; i < s->getLength(); ++i) charArray[i] = TQChar(s->getCString()[i]);
                    TQString aux(charArray, s->getLength());
                    item.setAttribute( "DestinationName", aux );
                    delete[] charArray;
                }
                else if ( destination && destination->isOk() )
                {
                    LinkDestinationData ldd(destination, NULL, this);
                    item.setAttribute( "Destination", LinkDestination(ldd).toString() );
                }
                if ( a->getKind() == actionGoToR )
                {
                    LinkGoToR * g2 = static_cast< LinkGoToR * >( a );
                    item.setAttribute( "ExternalFileName", g2->getFileName()->getCString() );
                }
            }

        // 3. recursively descend over children
        outlineItem->open();
        GooList * children = outlineItem->getKids();
        if ( children )
            addTocChildren( docSyn, &item, children );
    }
}

}