76 lines
1.6 KiB
C++
76 lines
1.6 KiB
C++
/*
|
|
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"
|
|
|
|
class QGraphicsItemGroup;
|
|
class QGraphicsView;
|
|
|
|
namespace Editor {
|
|
|
|
class UndoController;
|
|
|
|
// Paint control.
|
|
class Paint final : public Ui::RpWidget {
|
|
public:
|
|
Paint(
|
|
not_null<Ui::RpWidget*> parent,
|
|
PhotoModifications &modifications,
|
|
const QSize &imageSize,
|
|
std::shared_ptr<UndoController> undoController);
|
|
|
|
[[nodiscard]] std::shared_ptr<QGraphicsScene> saveScene() const;
|
|
|
|
void applyTransform(QRect geometry, int angle, bool flipped);
|
|
void applyBrush(const Brush &brush);
|
|
void cancel();
|
|
void keepResult();
|
|
void updateUndoState();
|
|
|
|
private:
|
|
struct SavedItem {
|
|
QGraphicsItem *item;
|
|
bool undid = false;
|
|
};
|
|
|
|
void initDrawing();
|
|
bool hasUndo() const;
|
|
bool hasRedo() const;
|
|
void clearRedoList();
|
|
|
|
bool isItemToRemove(not_null<QGraphicsItem*> item) const;
|
|
bool isItemHidden(not_null<QGraphicsItem*> item) const;
|
|
|
|
std::vector<QGraphicsItem*> groups(
|
|
Qt::SortOrder order = Qt::DescendingOrder) const;
|
|
|
|
const std::shared_ptr<QGraphicsScene> _scene;
|
|
const base::unique_qptr<QGraphicsView> _view;
|
|
const QSize _imageSize;
|
|
|
|
std::vector<SavedItem> _previousItems;
|
|
QList<QGraphicsItem*> _itemsToRemove;
|
|
|
|
struct {
|
|
QPointF lastPoint;
|
|
|
|
float size = 1.;
|
|
QColor color;
|
|
QGraphicsItemGroup *group;
|
|
} _brushData;
|
|
|
|
rpl::variable<bool> _hasUndo = true;
|
|
rpl::variable<bool> _hasRedo = true;
|
|
|
|
};
|
|
|
|
} // namespace Editor
|