zq_scale.hpp

/* zq_scale.hpp */
/* $Id: zq_scale.hpp,v 1.4 2005/11/14 12:26:48 vlad Exp $ */
#ifndef __zq_scale_hpp
#define __zq_scale_hpp

#include <vector>

#include <qpen.h>

#include "zq_view.hpp"
#include "zqb_natgroup.hpp"
#include "zd_function.hpp"


class ZqScale : public ZqObject, public ZqbNatGrpMember
{
public:

  enum Placement {
    Undefined,  
    TopSide,    
    BottomSide, 
    LeftSide,   
    RightSide   
  };

  enum AxisDecor {
    Standard = 0x0000,  
    NoSubticks = 0x0001,
    NoTicks = 0x0002,   
    NoLabels = 0x0004   
  };

  ZqScale (ZqbNatGroup& rNatAxis, const char* szName = NULL);

  ZqScale (ZqbNatGroup& rNatAxis,
       ZqbPlaceholder* pPh, const char* szName = NULL);


  /*
   *  Properties
   */

  virtual void      setPen (const QPen& pen);

  virtual const QPen&   getPen () const;

  virtual QPen&     pen ();


  virtual void      setFont (const QFont& font);

  virtual const QFont&  getFont () const;

  virtual QFont&    font ();


  virtual void      setPlacement (Placement ePlacement);

  virtual Placement getPlacement () const;


  virtual void      setIntegerTicks (bool bFlag);

  virtual bool      isIntegerTicks () const;


  virtual void      setAxisDecor (int mMode);

  virtual int       getAxisDecor () const;


  /*
   *  Polymorphic methods
   */

  virtual void      redraw (QPainter& paint);

  virtual void      updateLimits (QPainter* paint = NULL);

  /*
   *  Coordinates change processing
   */

  virtual void      onSetCoords ();


  /*
   *  Drawing internals
   */

  virtual QString   prepareLabel (double fCoord);

  virtual void      prepareTicks (ZqbNatGroup::Ticks& ticks);

  virtual bool      insideRect (QPoint p);

  bool          isRect (QPoint p) {
    return insideRect(p);
  }

  static int    s_iMainTickSize, s_iSecTickSize,
        s_iLabelOffset, s_iBetweenLabels;

protected:

  void          adjustSizeLimits (QPainter& paint);

  QPen          m_qPen;

  QFont         m_qFont;

  Placement     m_ePlacement;

  bool          m_bIntegerLabels;

  int           m_mAxisDecor;

private:

  static int        s_iNameCounter;

};


#include "zq_scale_inline.hpp"


#endif /* zq_scale.hpp */