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	torben	524	#include "pictureview.h"
2
3	torben	528	#include <QPainter>
4	torben	524
5	torben	528
6			#include "httpwrapper.h"
7
8	torben	524	PictureView::PictureView(QWidget* parent)
9			: QWidget(parent)
10			{
11			}
12
13			void PictureView::paintEvent ( QPaintEvent* event)
14			{
15	torben	525	Q_UNUSED(event);
16	torben	524	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	torben	528	QByteArray data = HttpWrapper::getSyncData(source);
29	torben	524
30	torben	526	QPixmap pixmap;
31			pixmap.loadFromData( data );
32	torben	524
33	torben	526	QPixmap scaledImage = pixmap.scaledToHeight(size().height(), Qt::SmoothTransformation );
34	torben	524
35	torben	526	image = scaledImage;
36			this->repaint();
37	torben	524
38	torben	528	map.insert(source, scaledImage);
39
40	torben	526	}
41	torben	524	}