-
Notifications
You must be signed in to change notification settings - Fork 0
/
arplabel.cpp
56 lines (50 loc) · 1.7 KB
/
arplabel.cpp
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
#include "arplabel.h"
//TODO: we can turn this into a general container later?
ArpLabel::ArpLabel(QWidget *parent) :
QFrame(parent)
{
this->setFrameStyle(QFrame::Box);
this->setLayout(&HBL);
HBL.addLayout(&VBL);
VBL.addWidget(&image);
image.setAlignment(Qt::AlignHCenter | Qt::AlignVCenter);
image.setSizePolicy(QSizePolicy::Ignored, QSizePolicy::Ignored);
}
void ArpLabel::setPixmap(const QPixmap &img)
{
originalImageSize = img.size();
image.setPixmap(img);
adjustImageSize(this->size());
}
void ArpLabel::clear()
{
image.clear();
return;
}
void ArpLabel::resizeEvent(QResizeEvent *event)
{
adjustImageSize(event->size());
}
void ArpLabel::adjustImageSize(QSize frameSize)
{
if(originalImageSize.width() > frameSize.width()
|| originalImageSize.height() > frameSize.height()) {
double imgRatio = originalImageSize.width() / (double) originalImageSize.height();
double areaRatio = frameSize.width() / (double) frameSize.height();
if(imgRatio < areaRatio) {
//image.resize(frameSize.height() * imgRatio, frameSize.height());
QSize imgSize = QSize(frameSize.height() * imgRatio, frameSize.height());
image.setMaximumSize(imgSize);
} else {
//image.resize(frameSize.width(), frameSize.width() / imgRatio);
QSize imgSize = QSize(frameSize.width(), frameSize.width() / imgRatio);
image.setMaximumSize(imgSize);
}
image.setScaledContents(true);
} else {
//set label size to minimum and disable scaling
//image.resize(originalImageSize);
image.setMaximumSize(originalImageSize);
image.setScaledContents(false);
}
}