Move photo data to Data::PhotoMedia.

Telegram/SourceFiles/data/data_photo_media.h

@@ -0,0 +1,48 @@
+/*
+This file is part of Telegram Desktop,
+the official desktop application for the Telegram messaging service.
+
+For license and copyright information please follow this link:
+https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
+*/
+#pragma once
+
+#include "base/flags.h"
+#include "data/data_photo.h"
+
+class FileLoader;
+
+namespace Data {
+
+class PhotoMedia final {
+public:
+	explicit PhotoMedia(not_null<PhotoData*> owner);
+	~PhotoMedia();
+
+	[[nodiscard]] not_null<PhotoData*> owner() const;
+
+	[[nodiscard]] Image *thumbnailInline() const;
+
+	[[nodiscard]] Image *image(PhotoSize size) const;
+	[[nodiscard]] QSize size(PhotoSize size) const;
+	void wanted(PhotoSize size, Data::FileOrigin origin);
+	void set(PhotoSize size, QImage image);
+
+	[[nodiscard]] bool loaded() const;
+	[[nodiscard]] float64 progress() const;
+
+	void automaticLoad(Data::FileOrigin origin, const HistoryItem *item);
+
+	void collectLocalData(not_null<PhotoMedia*> local);
+
+private:
+	// NB! Right now DocumentMedia can outlive Main::Session!
+	// In DocumentData::collectLocalData a shared_ptr is sent on_main.
+	// In case this is a problem the ~Gif code should be rewritten.
+	const not_null<PhotoData*> _owner;
+	mutable std::unique_ptr<Image> _inlineThumbnail;
+	std::array<std::unique_ptr<Image>, kPhotoSizeCount>  _images;
+
+};
+
+} // namespace Data