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Optimized file access

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This commit is contained in:
Martin Tůma
2019-03-15 19:39:52 +01:00
parent 2575ecf1d8
commit 3176a42aa5
6 changed files with 55 additions and 30 deletions
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38
src/GUI/tooltip.cpp
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@ -9,32 +9,26 @@ void ToolTip::insert(const QString &key, const QString &value)
_list.append(KV(key, value));
}
QString ToolTip::toString()
QString ToolTip::toString() const
{
QString html;
if (!_img.isNull()) {
QImageReader r(_img);
QSize size(r.size());
if (size.isValid()) {
int width, height;
if (size.width() > size.height()) {
width = qMin(size.width(), THUMBNAIL_MAX_SIZE);
qreal ratio = (qreal)size.width() / (qreal)size.height();
height = (int)(width / ratio);
} else {
height = qMin(size.height(), THUMBNAIL_MAX_SIZE);
qreal ratio = (qreal)size.height() / (qreal)size.width();
width = (int)(height / ratio);
}
html += "<div align=\"center\">";
html += QString("<img src=\"file:%0\" width=\"%1\" height=\"%2\"/>")
.arg(_img, QString::number(width), QString::number(height));
html += "</div>";
if (_img.isValid()) {
int width, height;
if (_img.size().width() > _img.size().height()) {
width = qMin(_img.size().width(), THUMBNAIL_MAX_SIZE);
qreal ratio = _img.size().width() / (qreal)_img.size().height();
height = (int)(width / ratio);
} else {
height = qMin(_img.size().height(), THUMBNAIL_MAX_SIZE);
qreal ratio = _img.size().height() / (qreal)_img.size().width();
width = (int)(height / ratio);
}
html += "<div align=\"center\">";
html += QString("<img src=\"file:%0\" width=\"%1\" height=\"%2\"/>")
.arg(_img.path(), QString::number(width), QString::number(height));
html += "</div>";
}
if (!_list.isEmpty()) {