summaryrefslogtreecommitdiffstats
path: root/src/gvcore/documentjpegloadedimpl.cpp
blob: 8d103671188b7e97e15ea7e9f70e8e01e977f0a3 (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
/*
Gwenview - A simple image viewer for TDE
Copyright 2000-2004 Aur�lien G�teau
 
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
of the License, 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.
 
*/
// TQt
#include <tqcstring.h>
#include <tqfile.h>
#include <tqfileinfo.h>
#include <tqtimer.h>

// KDE
#include <kdebug.h>
#include <tdeio/netaccess.h>
#include <tdelocale.h>

// Local
#include "miscconfig.h"
#include "imageutils/jpegcontent.h"
#include "imageutils/imageutils.h"
#include "documentjpegloadedimpl.moc"
namespace Gwenview {


#undef ENABLE_LOG
#undef LOG
//#define ENABLE_LOG
#ifdef ENABLE_LOG
#define LOG(x) kdDebug() << k_funcinfo << x << endl
#else
#define LOG(x) ;
#endif


class DocumentJPEGLoadedImplPrivate {
public:
	ImageUtils::JPEGContent mJPEGContent;

};


DocumentJPEGLoadedImpl::DocumentJPEGLoadedImpl(Document* document, const TQByteArray& rawData)
: DocumentLoadedImpl(document) {
	LOG("" << mDocument->url().prettyURL() << ", data size: " << rawData.size() );
	d=new DocumentJPEGLoadedImplPrivate;
	d->mJPEGContent.loadFromData(rawData);
}


void DocumentJPEGLoadedImpl::init() {
	LOG("");
	ImageUtils::Orientation orientation=d->mJPEGContent.orientation();

	if (MiscConfig::autoRotateImages()
		&& orientation!=ImageUtils::NOT_AVAILABLE
		&& orientation!=ImageUtils::NORMAL)
	{
		d->mJPEGContent.transform(orientation);
	}

	DocumentLoadedImpl::init();
}


DocumentJPEGLoadedImpl::~DocumentJPEGLoadedImpl() {
	delete d;
}


void DocumentJPEGLoadedImpl::transform(ImageUtils::Orientation orientation) {
	d->mJPEGContent.transform(orientation);
	setImage(ImageUtils::transform(mDocument->image(), orientation));
	emitImageRectUpdated();
}


TQString DocumentJPEGLoadedImpl::localSave(TQFile* file, const TQCString& format) const {
	if (qstrcmp(format, "JPEG")==0) {
		LOG("JPEG Reset orientation");
		d->mJPEGContent.resetOrientation();
		if (!d->mJPEGContent.thumbnail().isNull()) {
			d->mJPEGContent.setThumbnail( ImageUtils::scale(
				mDocument->image(), 128, 128, ImageUtils::SMOOTH_FAST, TQ_ScaleMin));
		}

		LOG("JPEG Lossless save");
		if (!d->mJPEGContent.save(file)) {
			return i18n("Could not save this JPEG file.");
		}
	} else {
		TQString msg=DocumentLoadedImpl::localSave(file, format);
		if (!msg.isNull()) return msg;
	}
	
	return TQString();
}


TQString DocumentJPEGLoadedImpl::comment() const {
	return d->mJPEGContent.comment();
}

void DocumentJPEGLoadedImpl::setComment(const TQString& comment) {
	d->mJPEGContent.setComment(comment);
}

TQString DocumentJPEGLoadedImpl::aperture() const {
	return d->mJPEGContent.aperture();
}

TQString DocumentJPEGLoadedImpl::exposureTime() const {
	return d->mJPEGContent.exposureTime();
}

TQString DocumentJPEGLoadedImpl::iso() const {
	return d->mJPEGContent.iso();
}

TQString DocumentJPEGLoadedImpl::focalLength() const {
	return d->mJPEGContent.focalLength();
}

Document::CommentState DocumentJPEGLoadedImpl::commentState() const {
	return Document::WRITABLE;
}


} // namespace