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50
51#ifndef CUSTOMPROXY_H
52#define CUSTOMPROXY_H
53
54#include <QTimeLine>
55#include <QGraphicsProxyWidget>
56
57class CustomProxy : public QGraphicsProxyWidget
58{
59 Q_OBJECT
60
61public:
62 explicit CustomProxy(QGraphicsItem *parent = nullptr, Qt::WindowFlags wFlags = { });
63
64 QRectF boundingRect() const override;
65 void paintWindowFrame(QPainter *painter, const QStyleOptionGraphicsItem *option,
66 QWidget *widget) override;
67
68protected:
69 void hoverEnterEvent(QGraphicsSceneHoverEvent *event) override;
70 void hoverLeaveEvent(QGraphicsSceneHoverEvent *event) override;
71 bool sceneEventFilter(QGraphicsItem *watched, QEvent *event) override;
72 QVariant itemChange(GraphicsItemChange change, const QVariant &value) override;
73
74private slots:
75 void updateStep(qreal step);
76 void stateChanged(QTimeLine::State);
77 void zoomIn();
78 void zoomOut();
79
80private:
81 QTimeLine *timeLine;
82 QGraphicsItem *currentPopup = nullptr;
83 bool popupShown = false;
84};
85
86#endif // CUSTOMPROXY_H
87