include/entityEditorImpl/thumbnailView.h

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/*********************************************************************
** Copyright (c) 2007 MaK Technologies, Inc.
** All rights reserved.
*********************************************************************/
/*********************************************************************
** $RCSfile: thumbnailView.h,v $ $Revision: 1.1 $ $State: Exp $
*********************************************************************/


#ifndef DTTHUMBNAILVIEW_H_
#define DTTHUMBNAILVIEW_H_

#include <QtGui/QScrollArea>

class QPainter;

#include "entityEditorImpl/entityEditorImplDefines.h"

class DT_DLL_entityeditorimpl DtThumbnail : public QWidget
{
public:
   DtThumbnail(QWidget* parent);

   void setTitle(const QString&);
   const QString& title() const;

   virtual void setIcon(const QPixmap&);
   const QPixmap& icon() const;

   void setIconSize(const QSize&);
   const QSize& iconSize() const;

   virtual QSize minimumSizeHint() const;

   virtual void draw(QPainter&) const;

   void setSelected(bool);
   bool selected() const;

protected:
   QPixmap  myIcon;
   QString  myTitle;
   QSize    myIconSize;
   bool     mySelected;
};

class DT_DLL_entityeditorimpl DtThumbnailView : public QScrollArea
{

   Q_OBJECT
   
public:

   DtThumbnailView(QWidget* parent = NULL);

   virtual ~DtThumbnailView();

   void setIconSize(const QSize&);
   const QSize& iconSize() const;

   virtual DtThumbnail* addIcon(const QPixmap&, const QString&);

   virtual void clear();

   DtThumbnail* selected();
   virtual void setSelected(DtThumbnail*);

   int thumbnailCount() const;
   DtThumbnail* thumbnail(int);

   int selectedIndex() const;
   virtual void setSelectedIndex(int);

protected:
   virtual void setViewportSize();
   virtual void fontChange(const QFont& f);
   virtual QSize canvasSize() const;
   virtual void paintEvent(QPaintEvent*);
   virtual QSize minimumSizeHint() const;
   virtual QSize sizeHint() const;
   virtual void mousePressEvent(QMouseEvent* e);
   virtual void mouseDoubleClickEvent(QMouseEvent* e);
   virtual DtThumbnail* createThumbnail(QWidget* parent);

signals:
   void thumbnailSelected(DtThumbnail*);
   void thumbnailDoubleClicked(DtThumbnail*);

protected:
   QSize myIconSize;
   QList<DtThumbnail*>  myThumbnails;
   DtThumbnail* mySelected;
};

inline DtThumbnail* DtThumbnailView::selected()
{
   return mySelected;
}

inline void DtThumbnailView::setIconSize(const QSize& s)
{
   myIconSize = s;

   QList<DtThumbnail*>::const_iterator iter = myThumbnails.begin();

   while (iter != myThumbnails.end())
   {
      (*iter)->setIconSize(s);
      ++iter;
   }

   setViewportSize();
}

inline int DtThumbnailView::thumbnailCount() const
{
   return myThumbnails.count();
}

inline int DtThumbnailView::selectedIndex() const
{
   if (mySelected)
   {
      return myThumbnails.indexOf(mySelected);
   }
   else
   {
      return -1;
   }
}

inline DtThumbnail* DtThumbnailView::thumbnail(int i)
{
   return myThumbnails.at(i);
}

inline const QSize& DtThumbnailView::iconSize() const
{
   return myIconSize;
}

inline const QSize& DtThumbnail::iconSize() const
{
   return myIconSize;
}

inline void DtThumbnail::setTitle(const QString& t)
{
   myTitle = t;
}

inline const QString& DtThumbnail::title() const
{
   return myTitle;
}

inline const QPixmap& DtThumbnail::icon() const
{
   return myIcon;
}

inline void DtThumbnail::setSelected(bool b)
{
   mySelected = b;
}

inline bool DtThumbnail::selected() const
{
   return mySelected;
}

#endif