qTox  Version: nightly | Commit: bc751c8e1cac455f9690654fcfe0f560d2d7dfdd
image.cpp
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1 /*
2  Copyright © 2014-2019 by The qTox Project Contributors
3 
4  This file is part of qTox, a Qt-based graphical interface for Tox.
5 
6  qTox is libre software: you can redistribute it and/or modify
7  it under the terms of the GNU General Public License as published by
8  the Free Software Foundation, either version 3 of the License, or
9  (at your option) any later version.
10 
11  qTox is distributed in the hope that it will be useful,
12  but WITHOUT ANY WARRANTY; without even the implied warranty of
13  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14  GNU General Public License for more details.
15 
16  You should have received a copy of the GNU General Public License
17  along with qTox. If not, see <http://www.gnu.org/licenses/>.
18 */
19 
20 #include "image.h"
21 #include "../pixmapcache.h"
22 
23 #include <QPainter>
24 
25 Image::Image(QSize Size, const QString& filename)
26  : size(Size)
27 {
28  pmap = PixmapCache::getInstance().get(filename, size);
29 }
30 
31 QRectF Image::boundingRect() const
32 {
33  return QRectF(QPointF(-size.width() / 2.0, -size.height() / 2.0), size);
34 }
35 
36 qreal Image::getAscent() const
37 {
38  return 0.0;
39 }
40 
41 void Image::paint(QPainter* painter, const QStyleOptionGraphicsItem* option, QWidget* widget)
42 {
43  painter->setClipRect(boundingRect());
44 
45  painter->setRenderHint(QPainter::SmoothPixmapTransform);
46  painter->translate(-size.width() / 2.0, -size.height() / 2.0);
47  painter->drawPixmap(0, 0, pmap);
48 
49  Q_UNUSED(option)
50  Q_UNUSED(widget)
51 }
52 
53 void Image::setWidth(qreal width)
54 {
55  Q_UNUSED(width)
56 }
Image::boundingRect
QRectF boundingRect() const override
Definition: image.cpp:31
Image::size
QSize size
Definition: image.h:38
Image::Image
Image(QSize size, const QString &filename)
Definition: image.cpp:25
PixmapCache::get
QPixmap get(const QString &filename, QSize size)
Definition: pixmapcache.cpp:22
image.h
Image::paint
void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget) override
Definition: image.cpp:41
PixmapCache::getInstance
static PixmapCache & getInstance()
Returns the singleton instance.
Definition: pixmapcache.cpp:40
Image::setWidth
void setWidth(qreal width) override
Definition: image.cpp:53
Image::getAscent
qreal getAscent() const override
Definition: image.cpp:36
Image::pmap
QPixmap pmap
Definition: image.h:39