33 lines
758 B
C++
33 lines
758 B
C++
#ifndef CROPSCENE_HPP
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#define CROPSCENE_HPP
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#include <QGraphicsRectItem>
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#include <QGraphicsScene>
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#include <QGraphicsSceneMouseEvent>
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#include <QKeyEvent>
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class CropScene : public QGraphicsScene
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{
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Q_OBJECT
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public:
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CropScene(QObject *parent);
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virtual ~CropScene();
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signals:
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void closedWithRect(QRect rect);
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protected:
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void mouseMoveEvent(QGraphicsSceneMouseEvent *e) override;
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void mouseReleaseEvent(QGraphicsSceneMouseEvent *e) override;
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void mouseDoubleClickEvent(QGraphicsSceneMouseEvent *e) override;
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void keyReleaseEvent(QKeyEvent *e) override;
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private:
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void done();
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QFlags<Qt::MouseButton> prevButtons;
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QGraphicsRectItem *rect = nullptr;
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QPointF initPos;
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};
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#endif // CROPSCENE_HPP
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