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Added copy image to clipboard feature

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This commit is contained in:
defnax 2023-04-17 21:01:57 +02:00
parent 8dfa772782
commit 3004505832
4 changed files with 49 additions and 0 deletions
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30
retroshare-gui/src/util/imageutil.cpp
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@ -25,6 +25,8 @@
#include <QApplication>
#include <QByteArray>
#include <QImage>
#include <QClipboard>
#include <QMimeData>
#include <QMessageBox>
#include <QString>
#include <QTextCursor>
@ -68,6 +70,34 @@ void ImageUtil::extractImage(QWidget *window, QTextCursor cursor, QString file)
}
}
void ImageUtil::copyImage(QWidget *window, QTextCursor cursor)
{
cursor.movePosition(QTextCursor::Left, QTextCursor::MoveAnchor, 1);
cursor.movePosition(QTextCursor::Right, QTextCursor::KeepAnchor, 2);
QString imagestr = cursor.selection().toHtml();
bool success = false;
int start = imagestr.indexOf("base64,") + 7;
int stop = imagestr.indexOf("\"", start);
int length = stop - start;
if((start >= 0) && (length > 0))
{
QByteArray ba = QByteArray::fromBase64(imagestr.mid(start, length).toLatin1());
QImage image = QImage::fromData(ba);
if(!image.isNull())
{
success = true;
QClipboard *clipboard = QApplication::clipboard();
QMimeData *data = new QMimeData;
data->setImageData(image);
clipboard->setMimeData(data, QClipboard::Clipboard);
}
}
if(!success)
{
QMessageBox::warning(window, QApplication::translate("ImageUtil", "Copy image"), QApplication::translate("ImageUtil", "Not an image"));
}
}
bool ImageUtil::optimizeSizeBytes(QByteArray &bytearray, const QImage &original, QImage &optimized, const char *format, int maxPixels, int maxBytes)
{
//nothing to do if it fits into the limits