include/symbolDrawer/multiLineDrawer.h

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/*********************************************************************
** Copyright (c) 2001 MAK Technologies, Inc.
** All rights reserved.
*********************************************************************/
/*********************************************************************
** $RCSfile: multiLineDrawer.h,v $ $Revision: 1.13 $ $State: Exp $
*********************************************************************/


#ifndef DtMultiLineDrawer_H_
#define DtMultiLineDrawer_H_

#include "symbolDrawer/lineDrawer.h"
#include "symbology/lineSymbol.h"

class DtSymbol;
class DtCenterPoint;

#include <QtCore/QCache>
#include <QtGui/QPixmap>


#include "symbolDrawer/symbolDrawerDefines.h"

class DT_DLL_symbolDrawer DtMultiLineDrawer : public DtLineDrawer
{
public:
   DtMultiLineDrawer();
   virtual ~DtMultiLineDrawer();

   virtual bool draw( QPainter& paint,
                      const DtSymbol * const symbol ) const;

   virtual QSize calcBBox( const DtSymbol * const symbol ) const;

   static DtSymbolDrawer* create();

protected:
   virtual void drawThickArrow(QPainterPath& path, QPainter & paint,
                   const DtLineSymbol * const arrowSymbol,
                   bool axisTwist = false) const;
   virtual void drawDoubleThickArrow(QPainterPath& path,  QPainter & paint,
                   const DtLineSymbol * const arrowSymbol ) const;
   virtual void drawFeintArrow( QPainterPath& path, QPainter & paint,
                   const DtLineSymbol * const arrowSymbol ) const;

   virtual QPolygon getThickArrowPoints(
                    const DtLineSymbol * const arrowSymbol, int& numCount) const;

private:
   DtMultiLineDrawer(const DtMultiLineDrawer& orig);
   DtMultiLineDrawer& operator=(const DtMultiLineDrawer& orig);

};

#endif