fov.h

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/***************************************************************************
                          fov.h  -  description
                             -------------------
    begin                : Fri 05 Sept 2003
    copyright            : (C) 2003 by Jason Harris
    email                : kstars@30doradus.org
 ***************************************************************************/

/***************************************************************************
 *                                                                         *
 *   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.                                   *
 *                                                                         *
 ***************************************************************************/

#ifndef FOV_H_
#define FOV_H_

#include <QList>

#include <QString>
#include <klocale.h>

class QPainter;

class FOV {
public:
    enum Shape { SQUARE,
                 CIRCLE,
                 CROSSHAIRS,
                 BULLSEYE,
                 SOLIDCIRCLE,
                 UNKNOWN };
    static FOV::Shape intToShape(int); 
    
    FOV();
    FOV( const QString &name, float a, float b=-1, float xoffset=0, float yoffset=0, float rot=0, Shape shape=SQUARE, const QString &color="#FFFFFF" );

    inline QString name() const { return m_name; }
    void setName( const QString &n ) { m_name = n; }

    inline Shape shape() const { return m_shape; }
    void setShape( Shape s ) { m_shape = s; }
    void setShape( int s);
    
    inline float sizeX() const { return m_sizeX; }
    inline float sizeY() const { return m_sizeY; }
    void setSize( float s ) { m_sizeX = m_sizeY = s; }
    void setSize( float sx, float sy ) { m_sizeX = sx; m_sizeY = sy; }

    void setOffset(float fx, float fy) { m_offsetX = fx ; m_offsetY = fy; }
    inline float offsetX() const { return m_offsetX; }
    inline float offsetY() const { return m_offsetY; }

    void setRotation(float rt) { m_rotation = rt; }
    inline float rotation() const { return m_rotation; }

    inline QString color() const { return m_color; }
    void setColor( const QString &c ) { m_color = c; }

    void draw( QPainter &p, float zoomFactor);
    void draw(QPainter &p, float x, float y);
    
    static QList<FOV*> defaults();
    static void writeFOVs(const QList<FOV*> fovs);
    static QList<FOV*>readFOVs();
private:
    QString m_name, m_color;
    Shape   m_shape;
    float   m_sizeX, m_sizeY;
    float   m_offsetX, m_offsetY;
    float   m_rotation;
};

#endif