projects/infoscreen/pictureview.cpp

#include "pictureview.h"

#include <QPainter>
#include <QDebug>

#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 {
        qDebug() << "Loading file " << source;

        QPixmap pixmap;
        if (source.at(0) == '/') { //local file
            pixmap = QPixmap(source);
        } else {
            QByteArray data = HttpWrapper::getSyncData(source);
            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	639	#include <QDebug>
5	torben	524
6	torben	528	#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	639	qDebug() << "Loading file " << source;
29	torben	524
30	torben	526	QPixmap pixmap;
31	torben	639	if (source.at(0) == '/') { //local file
32			pixmap = QPixmap(source);
33			} else {
34			QByteArray data = HttpWrapper::getSyncData(source);
35			pixmap.loadFromData( data );
36			}
37	torben	524
38	torben	526	QPixmap scaledImage = pixmap.scaledToHeight(size().height(), Qt::SmoothTransformation );
39	torben	524
40	torben	526	image = scaledImage;
41			this->repaint();
42	torben	524
43	torben	528	map.insert(source, scaledImage);
44
45	torben	526	}
46	torben	524	}