qgsgcpcanvasitem.h

/***************************************************************************
     qgsgcpcanvasitem.h
     --------------------------------------
    Date                 : 14-Feb-2010
    Copyright            : (C) 2010 by Jack R, Maxim Dubinin (GIS-Lab)
    Email                : sim@gis-lab.info
 ***************************************************************************
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 ***************************************************************************/
/* $Id$ */

#ifndef QGSGCPCANVASITEM_H
#define QGSGCPCANVASITEM_H

#include "qgsmapcanvas.h"
#include "qgsmapcanvasitem.h"

class QgsGCPCanvasItem : public QgsMapCanvasItem {
public:
  QgsGCPCanvasItem( QgsMapCanvas* mapCanvas, const QgsPoint& rasterCoords,
                    const QgsPoint& worldCoords, bool isGCPSource/* = true*/ );

  //! draws point information
  void paint( QPainter* p );

  //! handler for manual updating of position and size
  QRectF boundingRect() const;

  QPainterPath shape() const;

  void setEnabled(bool enabled);

  void setRasterCoords(QgsPoint p);
  void setWorldCoords(QgsPoint p);

  int id() { return mId; }
  void setId(int id);

  void updatePosition();

private:
  QSizeF mTextBounds;
  QBrush mPointBrush;
  QBrush mLabelBrush;
  QgsPoint mRasterCoords;
  QgsPoint mWorldCoords;

  int mId;
  bool mIsGCPSource;
  bool mEnabled;
};

#endif // QGSGCPCANVASITEM_H