include/entityEditorImpl/formationAutoLayoutFactory.h

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


#ifndef DTFORMATIONAUTOLAYOUTFACTORY_H_
#define DTFORMATIONAUTOLAYOUTFACTORY_H_

#include "entityEditorImpl/entityEditorImplDefines.h"
#include <QtCore/QHash>
#include <QtCore/QVector>
#include <matrix/vlVector.h>

class DtFormation;
class DtVrfSubObjectParameterList;

class DT_DLL_entityeditorimpl DtFormationAutoLayout
{
public:
   DtFormationAutoLayout();
   virtual ~DtFormationAutoLayout();

   virtual DtFormation* layout(const DtVrfSubObjectParameterList*, double spacing) const;

   virtual DtVector positionOffset(double headingFromZeroInDegrees, double spacing) const;
   virtual double headingOffset() const;
};

class DT_DLL_entityeditorimpl DtColumnFormationAutoLayout : public DtFormationAutoLayout
{
public:
   DtColumnFormationAutoLayout();
   virtual ~DtColumnFormationAutoLayout();

   virtual double headingOffset() const;
};

class DT_DLL_entityeditorimpl DtLineFormationAutoLayout : public DtFormationAutoLayout
{
public:
   DtLineFormationAutoLayout();
   virtual ~DtLineFormationAutoLayout();

   virtual double headingOffset() const;
};

class DT_DLL_entityeditorimpl DtVeeFormationAutoLayout : public DtFormationAutoLayout
{
public:
   DtVeeFormationAutoLayout();
   virtual ~DtVeeFormationAutoLayout();

   virtual DtFormation* layout(const DtVrfSubObjectParameterList*, double spacing) const;

   virtual double headingOffset() const;

protected:
   mutable int   myCenter;
   mutable int   myIndex;
};

class DT_DLL_entityeditorimpl DtWedgeFormationAutoLayout : public DtVeeFormationAutoLayout
{
public:
   DtWedgeFormationAutoLayout();
   virtual ~DtWedgeFormationAutoLayout();

   virtual double headingOffset() const;
};

class DT_DLL_entityeditorimpl DtFormationAutoLayoutFactory
{
public:
   DtFormationAutoLayoutFactory();
   virtual ~DtFormationAutoLayoutFactory();

   void addFormationAutoLayout(const QString& name, DtFormationAutoLayout*);
   void removeFormationAutoLayout(const QString& name);

   virtual DtFormation* layout(const QString& autoLayout, double spacing, const DtVrfSubObjectParameterList*) const;

   const QHash<QString, DtFormationAutoLayout*>& formationAutoLayouts() const { return myFormationAutoLayouts; };
   const QVector<QString>& orderedFormations() const { return myOrderedFormations; };

protected:
   QHash<QString, DtFormationAutoLayout*> myFormationAutoLayouts;
   QVector<QString>                       myOrderedFormations;
};

#endif