DAAbstractGraphicsViewOverlay.h

#ifndef DAABSTRACTGRAPHICSVIEWOVERLAY_H
#define DAABSTRACTGRAPHICSVIEWOVERLAY_H
#include "DAGraphicsViewGlobal.h"
#include "DAAbstractWidgetOverlay.h"
#include <QPointer>
class QMouseEvent;
class QGraphicsView;
class QGraphicsScene;
namespace DA
{
class DAGRAPHICSVIEW_API DAAbstractGraphicsViewOverlay : public DAAbstractWidgetOverlay
{
public:
    explicit DAAbstractGraphicsViewOverlay(QGraphicsView* parent);
    ~DAAbstractGraphicsViewOverlay();
    QRect overlayRect() const;
    //
    QPoint getMousePos() const;
    bool isActive() const;
 
    void setActive(bool v);
 
    virtual bool eventFilter(QObject* obj, QEvent* event);
 
    QGraphicsView* view() const;
 
    bool isValid() const;
 
protected:
    virtual void viewMouseMove(const QPoint& viewPos);
 
    virtual void viewMousePress(const QPoint& viewPos);
 
    virtual void viewMouseRelease(const QPoint& viewPos);
 
private:
    bool tryInstall();
 
private:
    bool mIsActive { true };
    QPoint mMousePos;
    QWidget* mViewPort { nullptr };
    bool mIsInstalled { false };
};
}
#endif  // DAABSTRACTGRAPHICSVIEWOVERLAY_H