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// Copyright (C) 2017 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only
#ifndef MASKEDMOUSEAREA_H
#define MASKEDMOUSEAREA_H
#include <QImage>
#include <QQuickItem>
class MaskedMouseArea : public QQuickItem
{
Q_OBJECT
Q_PROPERTY(bool pressed READ isPressed NOTIFY pressedChanged)
Q_PROPERTY(bool containsMouse READ containsMouse NOTIFY containsMouseChanged)
Q_PROPERTY(QUrl maskSource READ maskSource WRITE setMaskSource NOTIFY maskSourceChanged)
Q_PROPERTY(qreal alphaThreshold READ alphaThreshold WRITE setAlphaThreshold NOTIFY alphaThresholdChanged)
QML_ELEMENT
public:
MaskedMouseArea(QQuickItem *parent = nullptr);
bool contains(const QPointF &point) const override;
bool isPressed() const { return m_pressed; }
bool containsMouse() const { return m_containsMouse; }
QUrl maskSource() const { return m_maskSource; }
void setMaskSource(const QUrl &source);
qreal alphaThreshold() const { return m_alphaThreshold; }
void setAlphaThreshold(qreal threshold);
signals:
void pressed();
void released();
void clicked();
void canceled();
void pressedChanged();
void maskSourceChanged();
void containsMouseChanged();
void alphaThresholdChanged();
protected:
void setPressed(bool pressed);
void setContainsMouse(bool containsMouse);
void mousePressEvent(QMouseEvent *event) override;
void mouseReleaseEvent(QMouseEvent *event) override;
void hoverEnterEvent(QHoverEvent *event) override;
void hoverLeaveEvent(QHoverEvent *event) override;
void mouseUngrabEvent() override;
private:
bool m_pressed;
QUrl m_maskSource;
QImage m_maskImage;
QPointF m_pressPoint;
qreal m_alphaThreshold;
bool m_containsMouse;
};
#endif
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