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// ************************************************************************************************
//
// BornAgain: simulate and fit reflection and scattering
//
//! @file GUI/View/Scene/MaskGraphicsScene.h
//! @brief Defines class MaskGraphicsScene.
//!
//! @homepage http://www.bornagainproject.org
//! @license GNU General Public License v3 or higher (see COPYING)
//! @copyright Forschungszentrum Jülich GmbH 2018
//! @authors Scientific Computing Group at MLZ (see CITATION, AUTHORS)
//
// ************************************************************************************************
#ifndef BORNAGAIN_GUI_VIEW_SCENE_MASKGRAPHICSSCENE_H
#define BORNAGAIN_GUI_VIEW_SCENE_MASKGRAPHICSSCENE_H
#include "GUI/View/Setup/Canvas2DMode.h"
#include <QGraphicsScene>
#include <map>
#include <memory>
class ColorMap;
class Data2DItem;
class IMaskOverlay;
class IOverlay;
class LineItem;
class MaskGraphicsProxy;
class MaskItem;
class MasksSet;
class OverlayItem;
class PolygonOverlay;
class Viewport;
//! Associated with MaskGraphicsViews, holds ColorMap and masks.
class MaskGraphicsScene : public QGraphicsScene {
Q_OBJECT
public:
MaskGraphicsScene();
~MaskGraphicsScene() override;
void switchDataContext(Data2DItem* data_item);
void updateSize(const QSize& newSize);
void deleteCurrentItem();
void cancelCurrentDrawing();
ColorMap* colorMap() { return m_plot.get(); }
void connectOverlaySelection(bool isConnected);
void updateOverlays();
signals:
void mouseSelectionChanged();
void itemContextMenuRequest(const QPoint& point, const MaskItem* item);
void lineItemProcessed();
void lineItemMoved(const LineItem* sender);
void lineItemDeleted(const LineItem* sender);
void switchPanelRequest(int to_panel);
public slots:
void onActivityChanged(Canvas2DMode::Flag mode);
void onMaskSetChanged();
void onProjSetChanged();
void onSceneSelectionChanged();
private slots:
void updBoundingRect();
void onDataDestroyed();
private:
void mousePressEvent(QGraphicsSceneMouseEvent* event) override;
void mouseMoveEvent(QGraphicsSceneMouseEvent* event) override;
void mouseReleaseEvent(QGraphicsSceneMouseEvent* event) override;
void drawForeground(QPainter* painter, const QRectF& rect) override;
void contextMenuEvent(QGraphicsSceneContextMenuEvent* event) override;
void updateCursors();
void associateItems(Data2DItem* data_item);
void clearOverlays();
IOverlay* registerOverlay(OverlayItem* item, bool is_projection);
void removeOverlay(const OverlayItem* item);
MasksSet* modelOfMaskItem(const MaskItem* item) const;
void unselectOtherModelThan(const MasksSet* current_set);
const MaskItem* maskItemForOverlay(const IOverlay* given_overlay) const;
const IMaskOverlay* selectedMaskOverlay() const;
void connectMaskSet(bool isConnected);
void connectProjSet(bool isConnected);
void setDrawingInProgress(bool value);
void selectOnlyItemAtMousePos(QGraphicsSceneMouseEvent* event);
void selectOnlyGivenItem(QGraphicsItem* givenItem);
void connectSelectedLineMove(const LineItem* given_line);
void processRectangleOrEllipseItem(QGraphicsSceneMouseEvent* event);
void processPolygonItem(QGraphicsSceneMouseEvent* event);
void processLineItem(QGraphicsSceneMouseEvent* event);
void processFullframeItem(QGraphicsSceneMouseEvent* event);
bool isValidMouseClick(QGraphicsSceneMouseEvent* event) const;
bool isValidForRectangleShapeDrawing(QGraphicsSceneMouseEvent* event) const;
bool isValidForPolygonDrawing(QGraphicsSceneMouseEvent* event) const;
bool isValidForLineDrawing(QGraphicsSceneMouseEvent* event) const;
bool isValidForMaskAllDrawing(QGraphicsSceneMouseEvent* event) const;
PolygonOverlay* currentPolygon();
std::unique_ptr<ColorMap> m_plot;
MaskGraphicsProxy* m_proxy = nullptr;
Viewport* m_viewport = nullptr;
MasksSet* m_masks = nullptr;
MasksSet* m_prjns = nullptr;
std::map<const OverlayItem*, IOverlay*> m_mask2overlay;
bool m_mouse_is_pressed = false;
Data2DItem* m_data_item = nullptr;
MaskItem* m_active_mask = nullptr;
QPointF m_mouse_position;
bool m_drawing_in_progress = false;
bool m_mask_value = true;
Canvas2DMode::Flag m_mode;
};
#endif // BORNAGAIN_GUI_VIEW_SCENE_MASKGRAPHICSSCENE_H
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