#ifndef KICONEFFECTTEST_H #define KICONEFFECTTEST_H #include #include class QLabel; class KIconEffectTestWidget : public QScrollArea { Q_OBJECT public: KIconEffectTestWidget(QWidget *parent = nullptr); private Q_SLOTS: void slotGray(int); void slotMonochrome(int); void slotDesaturate(int); void slotGamma(int); void slotColorizeColor(const QColor &); void slotColorizeValue(int); private: QImage img; QLabel *lbl[6]; QColor colorizedColor; float colorizedValue; }; #endif