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#include "pictureview.h" |
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#include <QPainter> |
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#include <QDebug> |
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#include "httpwrapper.h" |
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PictureView::PictureView(QWidget* parent) |
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: QWidget(parent) |
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{ |
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} |
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void PictureView::paintEvent ( QPaintEvent* event) |
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{ |
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Q_UNUSED(event); |
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QPainter painter(this); |
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painter.drawPixmap(0,0,image); |
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painter.end(); |
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} |
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void PictureView::loadFromUrl(QString source) |
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{ |
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QMap<QString, QPixmap>::iterator it = map.find(source); |
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if (it != map.end() ) { |
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image = it.value(); |
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this->repaint(); |
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} else { |
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qDebug() << "Loading file " << source; |
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QPixmap pixmap; |
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if (source.at(0) == '/') { //local file |
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pixmap = QPixmap(source); |
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} else { |
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QByteArray data = HttpWrapper::getSyncData(source); |
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pixmap.loadFromData( data ); |
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} |
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QPixmap scaledImage = pixmap.scaledToHeight(size().height(), Qt::SmoothTransformation ); |
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image = scaledImage; |
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this->repaint(); |
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map.insert(source, scaledImage); |
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} |
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} |