include/entityEditorImpl/formationGridLineDrawer.h

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/*********************************************************************
** Copyright (c) 2008 MaK Technologies, Inc.
** All rights reserved.
*********************************************************************/
/*********************************************************************
** $RCSfile: formationGridLineDrawer.h,v $ $Revision: 1.2 $ $State: Exp $
*********************************************************************/


#ifndef DTFORMATIONGRIDLINEDRAWER_H_
#define DTFORMATIONGRIDLINEDRAWER_H_

#include "drawertdb/terrainGridLineDrawer.h"
#include "entityEditorImpl/entityEditorImplDefines.h"
#include "geometry/point.h"

#include <QtCore/QRect>

class DT_DLL_entityeditorimpl DtFormationGridLineDrawer : public DtTerrainGridLineDrawer
{
public:
   DtFormationGridLineDrawer();

   virtual DtPoint closestGridPointTo(const DtPoint&) const;
   virtual QRectF rectThatContainsPoint(const DtPoint&) const;

   void setScaleFactor(double);
   double scaleFactor() const;

   virtual void drawGridLines(const DtTerrainDatabase*, const DtViewportExtents*, DtPrimitiveDrawer* painter);

protected:
   virtual void drawGridLines(const DtPoint &vp_min_WC, const DtPoint &vp_max_WC,
      double increment, const DtTerrainDatabase* db, const DtViewportExtents* v, DtPrimitiveDrawer* painter);

protected:
   virtual double autoGridLineIncrement(const DtViewportExtents* v, const DtTerrainDatabase* db) const;

protected:
   double   myIncrement;
   double   myScaleFactor;
   DtPoint  myMin;
   DtPoint  myMax;
};

inline void DtFormationGridLineDrawer::setScaleFactor(double d)
{
   myScaleFactor = d;
}

inline double DtFormationGridLineDrawer::scaleFactor() const
{
   return myScaleFactor;
}

#endif