scale_widget.hpp

/* scale_widget.hpp */
/* $Id$ */
#ifndef __scale_widget_hpp
#define __scale_widget_hpp

#include <QGridLayout>

#include <zq4/qzq_area.hpp>
#include <zq4/zq_layout.hpp>
#include <zq4/zq_custom_scale.hpp>

namespace hds
{
  class ScaleWidget : public QWidget
  {
    Q_OBJECT
    
  public:
    
    ScaleWidget(QWidget *parent = 0, Qt::WindowFlags f = 0);
    
    virtual ~ScaleWidget();
    
    
    virtual void redraw();
  
    void resize(const QSize &);
    
    void resizeToScale();
    
    QzqArea* getZqArea() {return mp_zqarea;}
    
    ZqScale* getScale() {return mp_scale;}
    
    virtual void updateGeometry(const ZqScale::Placement& placement, bool change_rect=false);
    
    bool getInitScaleSize(QSize& init_size) const;
    
    const QRect& getPrevRect() const;
    
  signals:
    
    void scale_geom_updated(bool change_rect);
    
  protected:

    void paintEvent(QPaintEvent *event);

    QzqArea *mp_zqarea;
    
    ZqLayout *mp_zqlayout;
    
    QGridLayout *mp_grid_layout;
    
    ZqScale *mp_scale;

    ZqbNatGroup m_ng;
    
    QRect m_prev_rect;
  };
};

#endif /* scale_widget.hpp */