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/***************************************************************************
koffsetcolumn.h - description
-------------------
begin : Mit Mai 14 2003
copyright : (C) 2003 by Friedrich W. H. Kossebau
email : Friedrich.W.H@Kossebau.de
***************************************************************************/
/***************************************************************************
* *
* This library is free software; you can redistribute it and/or *
* modify it under the terms of the GNU Library General Public *
* License version 2 as published by the Free Software Foundation. *
* *
***************************************************************************/
#ifndef KHE_KOFFSETCOLUMN_H
#define KHE_KOFFSETCOLUMN_H
// lib specific
#include "koffsetformat.h"
#include "kcolumn.h"
namespace KHE
{
/**
*@author Friedrich W. H. Kossebau
*/
class KOffsetColumn : public KColumn
{
public:
KOffsetColumn( KColumnsView *V, int FLO, int D, KOffsetFormat::KFormat F );
virtual ~KOffsetColumn();
public: // KColumn API
virtual void paintFirstLine( QPainter *P, KPixelXs Xs, int FirstLine );
virtual void paintNextLine( QPainter *P );
virtual void paintEmptyColumn( QPainter *P, KPixelXs Xs, KPixelYs Ys );
public:
void setFirstLineOffset( int FLO );
void setDelta( int D );
void setFormat( KOffsetFormat::KFormat F );
/** sets width of digits and recalculates depend sizes */
void setDigitWidth( KPixelX DW );
/** */
void setMetrics( KPixelX DW, KPixelY DBL );
public: // read access
int delta() const;
int firstLineOffset() const;
int codingWidth() const;
KOffsetFormat::print printFunction() const;
protected:
/** recalculates all x values */
void recalcX();
/** paints full line */
void paintLine( QPainter *P, int Line );
protected: // user settings
/** starting offset of the first line
* if different from StartOffset results in leading space
*/
int FirstLineOffset;
/** offset delta per line */
int Delta;
protected: // pixel related
/** size of the line margin */
int Margin;
/** */
KPixelX DigitWidth;
/** */
KPixelY DigitBaseLine;
protected: // general layout
KOffsetFormat::KFormat Format;
int CodingWidth;
KOffsetFormat::print PrintFunction;
/** buffer to hold the formatted coding */
mutable char CodedOffset[KOffsetFormat::MaxFormatWidth+1];
protected: // firstnext trips related
/** */
int PaintLine;
};
inline int KOffsetColumn::firstLineOffset() const { return FirstLineOffset; }
inline void KOffsetColumn::setFirstLineOffset( int FLO ) { FirstLineOffset = FLO; }
inline int KOffsetColumn::delta() const { return Delta; }
inline void KOffsetColumn::setDelta( int D ) { Delta = D; }
inline int KOffsetColumn::codingWidth() const { return CodingWidth; }
inline KOffsetFormat::print KOffsetColumn::printFunction() const { return PrintFunction; }
}
#endif
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