152 lines
		
	
	
	
		
			3.4 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			152 lines
		
	
	
	
		
			3.4 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
/*
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This file is part of Telegram Desktop,
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the official desktop application for the Telegram messaging service.
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For license and copyright information please follow this link:
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https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
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*/
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#pragma once
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#include "data/data_types.h"
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class AuthSession;
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namespace Data {
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class Session;
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} // namespace Data
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class PhotoData {
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public:
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	PhotoData(not_null<Data::Session*> owner, PhotoId id);
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	[[nodiscard]] Data::Session &owner() const;
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	[[nodiscard]] AuthSession &session() const;
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	void automaticLoad(
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		Data::FileOrigin origin,
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		const HistoryItem *item);
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	void automaticLoadSettingsChanged();
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	void download(Data::FileOrigin origin);
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	[[nodiscard]] bool loaded() const;
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	[[nodiscard]] bool loading() const;
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	[[nodiscard]] bool displayLoading() const;
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	void cancel();
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	[[nodiscard]] float64 progress() const;
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	[[nodiscard]] int32 loadOffset() const;
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	[[nodiscard]] bool uploading() const;
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	void setWaitingForAlbum();
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	[[nodiscard]] bool waitingForAlbum() const;
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	void unload();
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	[[nodiscard]] Image *getReplyPreview(Data::FileOrigin origin);
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	void setRemoteLocation(
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		int32 dc,
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		uint64 access,
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		const QByteArray &fileReference);
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	[[nodiscard]] MTPInputPhoto mtpInput() const;
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	[[nodiscard]] QByteArray fileReference() const;
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	void refreshFileReference(const QByteArray &value);
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	// When we have some client-side generated photo
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	// (for example for displaying an external inline bot result)
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	// and it has downloaded full image, we can collect image from it
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	// to (this) received from the server "same" photo.
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	void collectLocalData(not_null<PhotoData*> local);
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	bool isNull() const;
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	void loadThumbnail(Data::FileOrigin origin);
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	void loadThumbnailSmall(Data::FileOrigin origin);
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	Image *thumbnailInline() const;
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	not_null<Image*> thumbnailSmall() const;
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	not_null<Image*> thumbnail() const;
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	void load(Data::FileOrigin origin);
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	not_null<Image*> large() const;
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	// For now they return size of the 'large' image.
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	int width() const;
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	int height() const;
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	void updateImages(
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		ImagePtr thumbnailInline,
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		ImagePtr thumbnailSmall,
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		ImagePtr thumbnail,
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		ImagePtr large);
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	PhotoId id = 0;
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	TimeId date = 0;
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	bool hasSticker = false;
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	PeerData *peer = nullptr; // for chat and channel photos connection
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	// geo, caption
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	std::unique_ptr<Data::UploadState> uploadingData;
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private:
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	ImagePtr _thumbnailInline;
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	ImagePtr _thumbnailSmall;
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	ImagePtr _thumbnail;
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	ImagePtr _large;
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	int32 _dc = 0;
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	uint64 _access = 0;
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	QByteArray _fileReference;
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	Data::ReplyPreview _replyPreview;
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	not_null<Data::Session*> _owner;
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};
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class PhotoClickHandler : public FileClickHandler {
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public:
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	PhotoClickHandler(
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		not_null<PhotoData*> photo,
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		FullMsgId context = FullMsgId(),
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		PeerData *peer = nullptr)
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	: FileClickHandler(context)
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	, _photo(photo)
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	, _peer(peer) {
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	}
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	not_null<PhotoData*> photo() const {
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		return _photo;
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	}
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	PeerData *peer() const {
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		return _peer;
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	}
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private:
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	not_null<PhotoData*> _photo;
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	PeerData *_peer = nullptr;
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};
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class PhotoOpenClickHandler : public PhotoClickHandler {
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public:
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	using PhotoClickHandler::PhotoClickHandler;
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protected:
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	void onClickImpl() const override;
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};
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class PhotoSaveClickHandler : public PhotoClickHandler {
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public:
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	using PhotoClickHandler::PhotoClickHandler;
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protected:
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	void onClickImpl() const override;
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};
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class PhotoCancelClickHandler : public PhotoClickHandler {
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public:
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	using PhotoClickHandler::PhotoClickHandler;
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protected:
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	void onClickImpl() const override;
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};
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