mirror of
https://github.com/tumic0/GPXSee.git
synced 2024-11-24 11:45:53 +01:00
53 lines
1.3 KiB
C++
53 lines
1.3 KiB
C++
#include <QImageReader>
|
|
#include <QDesktopServices>
|
|
#include <QFileInfo>
|
|
#include <QMouseEvent>
|
|
#include "thumbnail.h"
|
|
|
|
static QSize thumbnailSize(const QSize &size, int limit)
|
|
{
|
|
int width, height;
|
|
if (size.width() > size.height()) {
|
|
width = qMin(size.width(), limit);
|
|
qreal ratio = size.width() / (qreal)size.height();
|
|
height = (int)(width / ratio);
|
|
} else {
|
|
height = qMin(size.height(), limit);
|
|
qreal ratio = size.height() / (qreal)size.width();
|
|
width = (int)(height / ratio);
|
|
}
|
|
|
|
return QSize(width, height);
|
|
}
|
|
|
|
Thumbnail::Thumbnail(const QString &path, int limit, QWidget *parent)
|
|
: QLabel(parent)
|
|
{
|
|
QImageReader reader(path);
|
|
reader.setAutoTransform(true);
|
|
reader.setScaledSize(thumbnailSize(reader.size(), limit));
|
|
setPixmap(QPixmap::fromImage(reader.read()));
|
|
|
|
setCursor(Qt::PointingHandCursor);
|
|
|
|
setSizePolicy(QSizePolicy::Fixed, QSizePolicy::Fixed);
|
|
|
|
#ifdef Q_OS_ANDROID
|
|
_path = path;
|
|
#else //Q_OS_ANDROID
|
|
_path = QFileInfo(path).absoluteFilePath();
|
|
#endif // Q_OS_ANDROID
|
|
}
|
|
|
|
void Thumbnail::mousePressEvent(QMouseEvent *event)
|
|
{
|
|
if (event->button() == Qt::LeftButton)
|
|
#ifdef Q_OS_ANDROID
|
|
QDesktopServices::openUrl(_path);
|
|
#else // Q_OS_ANDROID
|
|
QDesktopServices::openUrl(QUrl::fromLocalFile(_path));
|
|
#endif // Q_OS_ANDROID
|
|
|
|
QLabel::mousePressEvent(event);
|
|
}
|