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Dive media: put duration on video thumbnails

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On the profile, the run-length of the videos is visualized by a bar.
Add the same information to video-thumbnails in the dive-photo-tab.
Though in this case, render it as text on top of the thumbnails.

Fixes #359

Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
This commit is contained in:
Berthold Stoeger 2018-07-25 17:26:56 +02:00 committed by Dirk Hohndel
parent fce42d4858
commit a76433279e
1 changed files with 31 additions and 1 deletions
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32
qt-models/divepicturemodel.cpp
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@ -7,6 +7,7 @@
#include "core/qthelper.h"
#include <QFileInfo>
#include <QPainter>
DivePictureModel *DivePictureModel::instance()
{
@ -165,10 +166,39 @@ int DivePictureModel::findPictureId(const QString &filename)
return -1;
}
void DivePictureModel::updateThumbnail(QString filename, QImage thumbnail, duration_t)
static void addDurationToThumbnail(QImage &img, duration_t duration)
{
int seconds = duration.seconds;
if (seconds < 0)
return;
QString s = seconds >= 3600 ?
QStringLiteral("%1:%2:%3").arg(seconds / 3600, 2, 10, QChar('0'))
.arg((seconds % 3600) / 60, 2, 10, QChar('0'))
.arg(seconds % 60, 2, 10, QChar('0')) :
QStringLiteral("%1:%2").arg(seconds / 60, 2, 10, QChar('0'))
.arg(seconds % 60, 2, 10, QChar('0'));
QFont font(system_divelist_default_font, 30);
QFontMetrics metrics(font);
QSize size = metrics.size(Qt::TextSingleLine, s);
QSize imgSize = img.size();
int x = imgSize.width() - size.width();
int y = imgSize.height() - size.height() + metrics.descent();
QPainter painter(&img);
painter.setBrush(Qt::white);
painter.setPen(Qt::NoPen);
painter.drawRect(x, y, size.width(), size.height() - metrics.descent());
painter.setFont(font);
painter.setPen(Qt::black);
painter.drawText(x, imgSize.height(), s);
}
void DivePictureModel::updateThumbnail(QString filename, QImage thumbnail, duration_t duration)
{
int i = findPictureId(filename);
if (i >= 0) {
if (duration.seconds > 0)
addDurationToThumbnail(thumbnail, duration); // If we know the duration paint it on top of the thumbnail
pictures[i].image = thumbnail;
emit dataChanged(createIndex(i, 0), createIndex(i, 1));
}