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Telegram/SourceFiles/editor/editor_paint.h

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+/*
+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 "ui/rp_widget.h"
+
+#include "editor/photo_editor_common.h"
+#include "editor/photo_editor_inner_common.h"
+#include "editor/scene/scene_item_base.h"
+
+class QGraphicsItem;
+class QGraphicsView;
+
+namespace Editor {
+
+struct Controllers;
+class Scene;
+
+// Paint control.
+class Paint final : public Ui::RpWidget {
+public:
+	Paint(
+		not_null<Ui::RpWidget*> parent,
+		PhotoModifications &modifications,
+		const QSize &imageSize,
+		std::shared_ptr<Controllers> controllers);
+
+	[[nodiscard]] std::shared_ptr<Scene> saveScene() const;
+	void restoreScene();
+
+	void applyTransform(QRect geometry, int angle, bool flipped);
+	void applyBrush(const Brush &brush);
+	void cancel();
+	void keepResult();
+	void updateUndoState();
+
+	void handleMimeData(const QMimeData *data);
+
+private:
+	struct SavedItem {
+		std::shared_ptr<QGraphicsItem> item;
+		bool undid = false;
+	};
+
+	ItemBase::Data itemBaseData() const;
+
+	void clearRedoList();
+
+	const std::shared_ptr<Controllers> _controllers;
+	const std::shared_ptr<Scene> _scene;
+	const base::unique_qptr<QGraphicsView> _view;
+	const QSize _imageSize;
+
+	struct {
+		int angle = 0;
+		bool flipped = false;
+		float64 zoom = 0.;
+	} _transform;
+
+	rpl::variable<bool> _hasUndo = true;
+	rpl::variable<bool> _hasRedo = true;
+
+
+};
+
+} // namespace Editor