/*!
\overload
*/
bool QFileInfo::operator==(const QFileInfo &fileinfo) const
{
Q_D(const QFileInfo);
// ### Qt 5: understand long and short file names on Windows
// ### (GetFullPathName()).
if (fileinfo.d_ptr == d_ptr)
return true;
if (d->isDefaultConstructed || fileinfo.d_ptr->isDefaultConstructed)
return false;
// Assume files are the same if path is the same
if (d->fileEntry.filePath() == fileinfo.d_ptr->fileEntry.filePath())
return true;
Qt::CaseSensitivity sensitive;
if (d->fileEngine == 0 || fileinfo.d_ptr->fileEngine == 0) {
if (d->fileEngine != fileinfo.d_ptr->fileEngine) // one is native, the other is a custom file-engine
return false;
sensitive = QFileSystemEngine::isCaseSensitive() ? Qt::CaseSensitive : Qt::CaseInsensitive;
} else {
if (d->fileEngine->caseSensitive() != fileinfo.d_ptr->fileEngine->caseSensitive())
return false;
sensitive = d->fileEngine->caseSensitive() ? Qt::CaseSensitive : Qt::CaseInsensitive;
}
if (fileinfo.size() != size()) //if the size isn't the same...
return false;
// Fallback to expensive canonical path computation
return canonicalFilePath().compare(fileinfo.canonicalFilePath(), sensitive) == 0;
}
/*!
\overload
*/
bool QFileInfo::operator==(const QFileInfo &fileinfo) const
{
Q_D(const QFileInfo);
// ### Qt 5: understand long and short file names on Windows
// ### (GetFullPathName()).
if (fileinfo.d_ptr == d_ptr)
return true;
if (d->isDefaultConstructed || fileinfo.d_ptr->isDefaultConstructed)
return false;
if (d->fileEngine->caseSensitive() != fileinfo.d_ptr->fileEngine->caseSensitive())
return false;
if (fileinfo.size() == size()) { //if the size isn't the same...
QString file1 = canonicalFilePath(),
file2 = fileinfo.canonicalFilePath();
if (file1.length() == file2.length()) {
if (!fileinfo.d_ptr->fileEngine->caseSensitive()) {
for (int i = 0; i < file1.length(); i++) {
if (file1.at(i).toLower() != file2.at(i).toLower())
return false;
}
return true;
}
return (file1 == file2);
}
}
return false;
}
void ImageSlideInfo::readExifData()
{
// all EXIF data will be read here during slide
// construction since EXIF data will not be modified
// is much faster to access already read EXIF data
// whenever is necessary instead of parsing it each
// time it would be accessed
ExifData* pExifData = exif_data_new_from_file(canonicalFilePath().toUtf8().constData());
if (pExifData) {
quint64 exifOrientation = readExifUIntValue(pExifData, EXIF_TAG_ORIENTATION);
switch (exifOrientation) {
case 1:
exifOrientation_ = SlideInfo::OrientationNormal;
break;
case 2:
exifOrientation_ = SlideInfo::OrientationHorizontalFlip;
break;
case 3:
exifOrientation_ = SlideInfo::OrientationRotate180;
break;
case 4:
exifOrientation_ = SlideInfo::OrientationVerticalFlip;
break;
case 5:
exifOrientation_ = SlideInfo::OrientationTranspose;
break;
case 6:
exifOrientation_ = SlideInfo::OrientationRotate90;
break;
case 7:
exifOrientation_ = SlideInfo::OrientationTransverse;
break;
case 8:
exifOrientation_ = SlideInfo::OrientationRotate270;
break;
}
QString dateTimeStr = readExifStringValue(pExifData, EXIF_TAG_DATE_TIME);
if (dateTimeStr.isEmpty()) {
dateTimeStr = readExifStringValue(pExifData, EXIF_TAG_DATE_TIME_ORIGINAL);
if (dateTimeStr.isEmpty())
dateTimeStr = readExifStringValue(pExifData, EXIF_TAG_DATE_TIME_DIGITIZED);
}
if (!dateTimeStr.isEmpty()) {
QDateTime dateTime = QDateTime::fromString(dateTimeStr, exifCreationTimeFormat_);
if (dateTime.isValid())
// here it will use the same date time format as
// in case of other files without EXIF info in
// order to be able to sort them by creation time
formattedExifCreationTime_ = dateTime.toString(creationTimeFormat_);
}
// thumbnail
if (pExifData->data) {
QImage tmpThumbnailImage = QImage::fromData(pExifData->data, pExifData->size);
if (!tmpThumbnailImage.isNull() &&
(tmpThumbnailImage.width() > 0) &&
(tmpThumbnailImage.height() > 0)) {
QImage nonScaledThumbnailImage = SlideInfo::imageWithOrientation(tmpThumbnailImage, exifOrientation_);
int thumbnailSize = substituteSlideImage_.width();
if (thumbnailSize < substituteSlideImage_.height())
thumbnailSize = substituteSlideImage_.height();
int width = nonScaledThumbnailImage.width();
int height = nonScaledThumbnailImage.height();
qreal scaleX = qreal(thumbnailSize) / qreal(width);
qreal scaleY = qreal(thumbnailSize) / qreal(height);
qreal scaleFactor = (width > height) ? scaleX : scaleY;
int thumbnailWidth = (int)(qreal(width) * scaleFactor);
int thumbnailHeight = (int)(qreal(height) * scaleFactor);
thumbnailImage_ = nonScaledThumbnailImage.scaled(QSize(thumbnailWidth, thumbnailHeight), Qt::KeepAspectRatio);
}
}
exif_data_free(pExifData);
}
}