blob: 89aba8f7a76cce64b3f5aa05be602126aec89512 (
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
|
//
// C++ Implementation: k9drawimage
//
// Description:
//
//
// Author: Jean-Michel PETIT <[email protected]>, (C) 2007
//
// Copyright: See COPYING file that comes with this distribution
//
//
#include "k9drawimage.h"
#include <qpainter.h>
k9DrawImage::k9DrawImage(QWidget *parent, const char *name)
: QWidget(parent, name)
{
}
k9DrawImage::~k9DrawImage()
{
}
void k9DrawImage::setImage(const QImage &_image){
m_pixmap =_image;
repaint();
}
void k9DrawImage::setImage(QString _fileName) {
m_pixmap.load(_fileName);
repaint();
}
void k9DrawImage::paintEvent ( QPaintEvent * ) {
int top,left;
QPainter p(this);
double wratio=(double)width()/(double)m_pixmap.width();
double hratio=(double)height()/(double)m_pixmap.height();
double ratio= wratio < hratio ? wratio:hratio;
top =(int) (height() -m_pixmap.height()*ratio)/2+1;
left =(int) (width() -m_pixmap.width()*ratio)/2 ;
p.scale(ratio,ratio);
p.drawPixmap((int)(left/ratio),(int)(top/ratio),m_pixmap);
}
#include "k9drawimage.moc"
|
