Differential D22114 Diff 60755 src/backend/core/Project.cpp

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src/backend/core/Project.cpp

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53#include <QMenu> 53​#include <QMenu>
54#include <QThreadPool> 54​#include <QThreadPool>
55#include <QUndoStack> 55​#include <QUndoStack>
56​#include <QBuffer>
56 57​
57#include <KConfig> 58​#include <KConfig>
58#include <KConfigGroup> 59​#include <KConfigGroup>
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223//############################################################################## 224​//##############################################################################
224//################## Serialization/Deserialization ########################### 225​//################## Serialization/Deserialization ###########################
225//############################################################################## 226​//##############################################################################
226/** 227​
227 * \brief Save as XML 228​void Project::save(const QPixmap& thumbnail, QXmlStreamWriter* writer) const {
228 */ ​
229void Project::save(QXmlStreamWriter* writer) const { ​
230 //set the version and the modification time to the current values 229​ //set the version and the modification time to the current values
231 d->version = LVERSION; 230​ d->version = LVERSION;
232 d->modificationTime = QDateTime::currentDateTime(); 231​ d->modificationTime = QDateTime::currentDateTime();
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240 writer->writeAttribute("fileName", fileName()); 239​ writer->writeAttribute("fileName", fileName());
241 writer->writeAttribute("modificationTime", modificationTime().toString("yyyy-dd-MM hh:mm:ss:zzz")); 240​ writer->writeAttribute("modificationTime", modificationTime().toString("yyyy-dd-MM hh:mm:ss:zzz"));
242 writer->writeAttribute("author", author()); 241​ writer->writeAttribute("author", author());
242​
243​ QByteArray bArray;
244​ QBuffer buffer(&bArray);
245​ buffer.open(QIODevice::WriteOnly);
246​ QPixmap scaledThumbnail = thumbnail.scaled(512,512);
asemkeUnsubmitted
Done

We need to scale down the pixmap to a reasonable size. Something like 512x512px would be enough for the preview thumbnail. We don't need to save with the full resolution of a 4K monitor.

asemke: We need to scale down the pixmap to a reasonable size. Something like 512x512px would be enough…
asemkeUnsubmitted
Not Done

please check the aspectRatioMode parameter in QPixmap::scaled(). The default value is IgnoreAspectRatio. We need KeepAspectRation here I'd say.

asemke: please check the aspectRatioMode parameter in QPixmap::scaled(). The default value is…
247​ scaledThumbnail.save(&buffer, "JPEG");
fkristofUnsubmitted
Not Done

add const

fkristof: add const
248​ QString image = QString::fromLatin1(bArray.toBase64().data());
249​ writer->writeAttribute("thumbnail", image);
250​
243 writeBasicAttributes(writer); 251​ writeBasicAttributes(writer);
244 252​
245 writeCommentElement(writer); 253​ writeCommentElement(writer);
246 254​
255​ save(writer);
256​}
257​
258​/**
259​ * \brief Save as XML
260​ */
261​void Project::save(QXmlStreamWriter* writer) const {
247 //save all children 262​ //save all children
248 for (auto* child : children<AbstractAspect>(IncludeHidden)) { 263​ for (auto* child : children<AbstractAspect>(IncludeHidden)) {
249 writer->writeStartElement("child_aspect"); 264​ writer->writeStartElement("child_aspect");
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