qt6windows7/examples/widgets/graphicsview/embeddeddialogs/customproxy.h
2023-10-29 23:33:08 +01:00

40 lines
1.1 KiB
C++

// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
#ifndef CUSTOMPROXY_H
#define CUSTOMPROXY_H
#include <QTimeLine>
#include <QGraphicsProxyWidget>
class CustomProxy : public QGraphicsProxyWidget
{
Q_OBJECT
public:
explicit CustomProxy(QGraphicsItem *parent = nullptr, Qt::WindowFlags wFlags = { });
QRectF boundingRect() const override;
void paintWindowFrame(QPainter *painter, const QStyleOptionGraphicsItem *option,
QWidget *widget) override;
protected:
void hoverEnterEvent(QGraphicsSceneHoverEvent *event) override;
void hoverLeaveEvent(QGraphicsSceneHoverEvent *event) override;
bool sceneEventFilter(QGraphicsItem *watched, QEvent *event) override;
QVariant itemChange(GraphicsItemChange change, const QVariant &value) override;
private slots:
void updateStep(qreal step);
void stateChanged(QTimeLine::State);
void zoomIn();
void zoomOut();
private:
QTimeLine *timeLine;
QGraphicsItem *currentPopup = nullptr;
bool popupShown = false;
};
#endif // CUSTOMPROXY_H