tdesktop/Telegram/SourceFiles/localimageloader.h

141 lines
4.4 KiB
C++

/*
This file is part of Telegram Desktop,
the official desktop version of Telegram messaging app, see https://telegram.org
Telegram Desktop is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
It is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
Full license: https://github.com/telegramdesktop/tdesktop/blob/master/LICENSE
Copyright (c) 2014 John Preston, https://desktop.telegram.org
*/
#pragma once
enum ToPrepareMediaType {
ToPrepareAuto,
ToPreparePhoto,
ToPrepareVideo,
ToPrepareDocument,
};
struct ToPrepareMedia {
ToPrepareMedia(const QString &file, const PeerId &peer, ToPrepareMediaType t, bool ctrlShiftEnter, MsgId replyTo) : id(MTP::nonce<PhotoId>()), file(file), peer(peer), type(t), ctrlShiftEnter(ctrlShiftEnter), replyTo(replyTo) {
}
ToPrepareMedia(const QImage &img, const PeerId &peer, ToPrepareMediaType t, bool ctrlShiftEnter, MsgId replyTo) : id(MTP::nonce<PhotoId>()), img(img), peer(peer), type(t), ctrlShiftEnter(ctrlShiftEnter), replyTo(replyTo) {
}
ToPrepareMedia(const QByteArray &data, const PeerId &peer, ToPrepareMediaType t, bool ctrlShiftEnter, MsgId replyTo) : id(MTP::nonce<PhotoId>()), data(data), peer(peer), type(t), ctrlShiftEnter(ctrlShiftEnter), replyTo(replyTo) {
}
PhotoId id;
QString file;
QImage img;
QByteArray data;
PeerId peer;
ToPrepareMediaType type;
bool ctrlShiftEnter;
MsgId replyTo;
};
typedef QList<ToPrepareMedia> ToPrepareMedias;
typedef QMap<int32, QByteArray> LocalFileParts;
struct ReadyLocalMedia {
ReadyLocalMedia(ToPrepareMediaType type, const QString &file, const QString &filename, int32 filesize, const QByteArray &data, const uint64 &id, const uint64 &thumbId, const QString &thumbExt, const PeerId &peer, const MTPPhoto &photo, const PreparedPhotoThumbs &photoThumbs, const MTPDocument &document, const QByteArray &jpeg, bool ctrlShiftEnter, MsgId replyTo) :
type(type), file(file), filename(filename), filesize(filesize), data(data), thumbExt(thumbExt), id(id), thumbId(thumbId), peer(peer), photo(photo), document(document), photoThumbs(photoThumbs), ctrlShiftEnter(ctrlShiftEnter), replyTo(replyTo) {
if (!jpeg.isEmpty()) {
int32 size = jpeg.size();
for (int32 i = 0, part = 0; i < size; i += UploadPartSize, ++part) {
parts.insert(part, jpeg.mid(i, UploadPartSize));
}
jpeg_md5.resize(32);
hashMd5Hex(jpeg.constData(), jpeg.size(), jpeg_md5.data());
}
}
MsgId replyTo;
ToPrepareMediaType type;
QString file, filename;
int32 filesize;
QByteArray data;
QString thumbExt;
uint64 id, thumbId; // id always file-id of media, thumbId is file-id of thumb ( == id for photos)
PeerId peer;
MTPPhoto photo;
MTPDocument document;
PreparedPhotoThumbs photoThumbs;
LocalFileParts parts;
QByteArray jpeg_md5;
bool ctrlShiftEnter;
};
typedef QList<ReadyLocalMedia> ReadyLocalMedias;
class LocalImageLoader;
class LocalImageLoaderPrivate : public QObject {
Q_OBJECT
public:
LocalImageLoaderPrivate(int32 currentUser, LocalImageLoader *loader, QThread *thread);
~LocalImageLoaderPrivate();
public slots:
void prepareImages();
signals:
void imageReady();
void imageFailed(quint64 id);
private:
LocalImageLoader *loader;
int32 user;
};
class LocalImageLoader : public QObject {
Q_OBJECT
public:
LocalImageLoader(QObject *parent);
void append(const QStringList &files, const PeerId &peer, MsgId replyTo, ToPrepareMediaType t);
PhotoId append(const QByteArray &img, const PeerId &peer, MsgId replyTo, ToPrepareMediaType t);
PhotoId append(const QImage &img, const PeerId &peer, MsgId replyTo, ToPrepareMediaType t, bool ctrlShiftEnter = false);
PhotoId append(const QString &file, const PeerId &peer, MsgId replyTo, ToPrepareMediaType t);
QMutex *readyMutex();
ReadyLocalMedias &readyList();
QMutex *toPrepareMutex();
ToPrepareMedias &toPrepareMedias();
~LocalImageLoader();
public slots:
void onImageReady();
void onImageFailed(quint64 id);
signals:
void imageReady();
void imageFailed(quint64 id);
void needToPrepare();
private:
ReadyLocalMedias ready;
ToPrepareMedias toPrepare;
QMutex readyLock, toPrepareLock;
QThread *thread;
LocalImageLoaderPrivate *priv;
};