projects/infoscreen/pictureview.cpp

#include "pictureview.h"

#include <QPainter>


#include "httpwrapper.h"

PictureView::PictureView(QWidget* parent)
        : QWidget(parent)
{
}

void PictureView::paintEvent ( QPaintEvent* event)
{    
    Q_UNUSED(event);
    QPainter painter(this);
    painter.drawPixmap(0,0,image);
    painter.end();
}

void PictureView::loadFromUrl(QString source)
{
    QMap<QString, QPixmap>::iterator it = map.find(source);
    if (it != map.end() ) {
        image = it.value();
        this->repaint();
    } else {
        QByteArray data = HttpWrapper::getSyncData(source);

        QPixmap pixmap;
        pixmap.loadFromData( data );

        QPixmap scaledImage = pixmap.scaledToHeight(size().height(), Qt::SmoothTransformation );

        image = scaledImage;
        this->repaint();

        map.insert(source, scaledImage);

    }
}
1	#include "pictureview.h"
2
3	#include <QPainter>
4
5
6	#include "httpwrapper.h"
7
8	PictureView::PictureView(QWidget* parent)
9	: QWidget(parent)
10	{
11	}
12
13	void PictureView::paintEvent ( QPaintEvent* event)
14	{
15	Q_UNUSED(event);
16	QPainter painter(this);
17	painter.drawPixmap(0,0,image);
18	painter.end();
19	}
20
21	void PictureView::loadFromUrl(QString source)
22	{
23	QMap<QString, QPixmap>::iterator it = map.find(source);
24	if (it != map.end() ) {
25	image = it.value();
26	this->repaint();
27	} else {
28	QByteArray data = HttpWrapper::getSyncData(source);
29
30	QPixmap pixmap;
31	pixmap.loadFromData( data );
32
33	QPixmap scaledImage = pixmap.scaledToHeight(size().height(), Qt::SmoothTransformation );
34
35	image = scaledImage;
36	this->repaint();
37
38	map.insert(source, scaledImage);
39
40	}
41	}