viewercontainer.h

#ifndef VIEWERCONTAINER_H
#define VIEWERCONTAINER_H

#include <QWidget>
class Viewer;
class ViewerWidget;
class QScrollBar;

class ViewerContainer : public QWidget
{
    Q_OBJECT
public:
    explicit ViewerContainer(QWidget *parent = 0);
    ~ViewerContainer();

    bool fit;
    double zoom;

    void dragScrollPress(const QPoint&);
    void dragScrollMove(const QPoint&);
    void parseWheelEvent(QWheelEvent* event);

    Viewer* viewer;
    ViewerWidget* child;
    void adjust();

    // manually moves scrollbars into the correct position
    void adjust_scrollbars();

protected:
    void resizeEvent(QResizeEvent *event);

signals:

public slots:

private slots:
    void scroll_changed();

private:
    int drag_start_x;
    int drag_start_y;
    int horiz_start;
    int vert_start;
    QScrollBar* horizontal_scrollbar;
    QScrollBar* vertical_scrollbar;
};

#endif // VIEWERCONTAINER_H