tdesktop/Telegram/SourceFiles/data/data_photo.h

119 lines
2.7 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.
In addition, as a special exception, the copyright holders give permission
to link the code of portions of this program with the OpenSSL library.
Full license: https://github.com/telegramdesktop/tdesktop/blob/master/LICENSE
Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
*/
#pragma once
#include "data/data_types.h"
class PhotoData {
public:
PhotoData(
const PhotoId &id,
const uint64 &access = 0,
int32 date = 0,
const ImagePtr &thumb = ImagePtr(),
const ImagePtr &medium = ImagePtr(),
const ImagePtr &full = ImagePtr());
void automaticLoad(const HistoryItem *item);
void automaticLoadSettingsChanged();
void download();
bool loaded() const;
bool loading() const;
bool displayLoading() const;
void cancel();
float64 progress() const;
int32 loadOffset() const;
bool uploading() const;
void setWaitingForAlbum();
bool waitingForAlbum() const;
void forget();
ImagePtr makeReplyPreview();
PhotoId id;
uint64 access;
int32 date;
ImagePtr thumb, replyPreview;
ImagePtr medium;
ImagePtr full;
PeerData *peer = nullptr; // for chat and channel photos connection
// geo, caption
std::unique_ptr<Data::UploadState> uploadingData;
private:
void notifyLayoutChanged() const;
};
class PhotoClickHandler : public FileClickHandler {
public:
PhotoClickHandler(
not_null<PhotoData*> photo,
FullMsgId context = FullMsgId(),
PeerData *peer = nullptr)
: FileClickHandler(context)
, _photo(photo)
, _peer(peer) {
}
not_null<PhotoData*> photo() const {
return _photo;
}
PeerData *peer() const {
return _peer;
}
private:
not_null<PhotoData*> _photo;
PeerData *_peer = nullptr;
};
class PhotoOpenClickHandler : public PhotoClickHandler {
public:
using PhotoClickHandler::PhotoClickHandler;
protected:
void onClickImpl() const override;
};
class PhotoSaveClickHandler : public PhotoClickHandler {
public:
using PhotoClickHandler::PhotoClickHandler;
protected:
void onClickImpl() const override;
};
class PhotoCancelClickHandler : public PhotoClickHandler {
public:
using PhotoClickHandler::PhotoClickHandler;
protected:
void onClickImpl() const override;
};