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| |
| #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 = 0); |
| |
| bool contains(const QPointF &point) const; |
| |
| 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); |
| void mouseReleaseEvent(QMouseEvent *event); |
| void hoverEnterEvent(QHoverEvent *event); |
| void hoverLeaveEvent(QHoverEvent *event); |
| void mouseUngrabEvent(); |
| |
| private: |
| bool m_pressed; |
| QUrl m_maskSource; |
| QImage m_maskImage; |
| QPointF m_pressPoint; |
| qreal m_alphaThreshold; |
| bool m_containsMouse; |
| }; |
| |
| #endif |