include/symbology/polygonSymbol.h

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/*******************************************************************************
** Copyright (c) 2001 MAK Technologies, Inc.
** All rights reserved.
*******************************************************************************/
/*******************************************************************************
** $RCSfile: polygonSymbol.h,v $ $Revision: 1.20 $ $State: Exp $
*******************************************************************************/


#ifndef DtPolygonSymbol_H_
#define DtPolygonSymbol_H_

#include "symbology/lineSymbol.h"

class DtNullDrawer;
class DtPolygonDrawer;

class QColor;

#include <QtGui/QBrush>

#include "symbology/symbologyDefines.h"
class DT_DLL_symbology DtPolygonSymbol : public DtLineSymbol
{
public:

   enum DtPolygonStyle
   {
        DtStyle_NoPolygon = 0,   
        DtStyle_Outline,         
        DtStyle_Fill,            
        DtStyle_Pattern,         
        DtStyle_PolygonStyle_MAX = 100 
   };

   DtPolygonSymbol( DtSymbolDrawer & drawer);

   DtPolygonSymbol( DtNullDrawer & drawer);

   DtPolygonSymbol(const DtPolygonSymbol& orig);

   virtual ~DtPolygonSymbol();

   virtual DtSymbol * clone()const;
   
   virtual const DtDisplayPoint centerPoint() const;

   virtual void shift(QPoint p);

   virtual const QPoint getPoint(int pointNum) const;

   virtual DtPolygonStyle polygonStyle() const;
   virtual void setPolygonStyle(DtPolygonStyle style);

   virtual Qt::BrushStyle patternStyle() const;
   virtual void setPatternStyle(Qt::BrushStyle style);

   virtual void setAllowInsideSelection(bool b);
   bool allowInsideSelection() const;

   virtual bool select(const QPoint& aPoint);

   bool operator==(const DtPolygonSymbol& orig) const;
   bool operator!=(const DtPolygonSymbol& orig) const;

   virtual bool transparentCacheChanged() const;

private:
   DtPolygonSymbol();

protected:
   //Center Point is calculated
   virtual const  DtDisplayPoint calcCenterPoint() const;

protected:
   DtPolygonStyle myPolygonStyle;   
   Qt::BrushStyle myBrushStyle;
   bool myAllowInsideSelection;
};

inline bool DtPolygonSymbol::allowInsideSelection() const
{
   return myAllowInsideSelection;
}

#endif