pineapple-pictures/graphicsview.h
2019-09-29 21:22:20 +08:00

36 lines
1.0 KiB
C++

#ifndef GRAPHICSVIEW_H
#define GRAPHICSVIEW_H
#include <QGraphicsView>
class GraphicsScene;
class GraphicsView : public QGraphicsView
{
public:
GraphicsView(QWidget *parent = nullptr);
void showImage(const QPixmap &pixmap);
void showText(const QString &text);
GraphicsScene * scene() const;
void setScene(GraphicsScene *scene);
private:
void mousePressEvent(QMouseEvent * event) override;
void mouseMoveEvent(QMouseEvent * event) override;
void mouseReleaseEvent(QMouseEvent * event) override;
void wheelEvent(QWheelEvent *event) override;
void resizeEvent(QResizeEvent *event) override;
void dragEnterEvent(QDragEnterEvent *event) override;
void dragMoveEvent(QDragMoveEvent *event) override;
void dropEvent(QDropEvent *event) override;
bool isThingSmallerThanWindowWith(const QTransform &transform) const;
bool shouldIgnoreMousePressMoveEvent(const QMouseEvent *event) const;
bool m_enableFitInView = false;
};
#endif // GRAPHICSVIEW_H