33 lines
819 B
C++
33 lines
819 B
C++
#ifndef IMAGESCROLLAREA_H
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#define IMAGESCROLLAREA_H
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#include <QScrollArea>
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#include <QLabel>
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class ImageScrollArea : public QScrollArea
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{
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Q_OBJECT
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QPoint m_lastPos;
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QLabel *m_label;
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QPixmap m_pixmap;
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float m_scale;
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public:
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explicit ImageScrollArea(QWidget *parent = 0);
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void setImage(const QPixmap &img);
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void setScale(float scale);
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public slots:
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void zoomIn();
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void zoomOut();
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void bestFit();
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void oneToOne();
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protected:
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void keyPressEvent(QKeyEvent *event) override;
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void keyReleaseEvent(QKeyEvent *event) override;
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void mouseMoveEvent(QMouseEvent *event) override;
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void mousePressEvent(QMouseEvent *event) override;
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void resizeEvent(QResizeEvent *event) override;
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void wheelEvent(QWheelEvent *event) override;
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};
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#endif // IMAGESCROLLAREA_H
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