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
|
/*********************************************************************************
NixNote - An open-source client for the Evernote service.
Copyright (C) 2013 Randy Baumgarte
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.
***********************************************************************************/
#include "imagedelegate.h"
#include <QPixmap>
#include <QPainter>
ImageDelegate::ImageDelegate()
{
}
QString ImageDelegate::displayText(const QVariant &value, const QLocale &locale) const {
Q_UNUSED(locale); // suppress unused variable
Q_UNUSED(value);
return "";
}
void ImageDelegate::paint(QPainter *painter, const QStyleOptionViewItem &option, const QModelIndex &index) const
{
QStyledItemDelegate::paint(painter,option, index);
QString filename = index.data().toString();
if(filename != "")
{
QStyleOptionViewItemV4 options = option;
initStyleOption(&options, index);
QImage image(filename);
if (image.isNull())
return;
painter->save();
QSize imageSize = options.icon.actualSize(options.rect.size());
imageSize.scale(imageSize.width(), imageSize.height(), Qt::KeepAspectRatioByExpanding);
painter->translate(options.rect.left() + imageSize.width(), options.rect.top());
QPixmap pix = QPixmap::fromImage(image);
pix = pix.scaledToHeight(options.rect.height(), Qt::SmoothTransformation);
if (pix.width() > options.rect.width())
pix = pix.scaledToWidth(options.rect.width(), Qt::SmoothTransformation);
painter->drawPixmap(0,0,pix);
painter->restore();
}
}
|
