/*
 * Copyright (c) 2007 Gustavo Pichorim Boiko <gustavo.boiko@kdemail.net>
 *
 *  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.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program; if not, write to the Free Software
 *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 */

#ifndef __RANDRCRTC_H__
#define __RANDRCRTC_H__

#include "randr.h"

#include <QtGui/qx11info_x11.h>
#include <QObject>
#include <QRect>


/** Class representing a CRT controller. */
class RandRCrtc : public QObject
{
    Q_OBJECT

public:
    RandRCrtc(RandRScreen *parent, RRCrtc id);
    ~RandRCrtc();

    RRCrtc id() const;
    int rotations() const;
    int rotation() const;

    void loadSettings(bool notify = false);
    void handleEvent(XRRCrtcChangeNotifyEvent *event);

    bool isValid(void) const;
    RandRMode mode() const;
    QRect rect() const;
    float refreshRate() const;

    bool proposeSize(const QSize &s);
    bool proposePosition(const QPoint &p);
    bool proposeRotation(int rotation);
    bool proposeRefreshRate(float rate);
    
    // applying stuff
    bool applyProposed();
    void proposeOriginal();
    void setOriginal(); 
    bool proposedChanged();

    bool addOutput(RROutput output, const QSize &size = QSize());
    bool removeOutput(RROutput output);
    OutputList connectedOutputs() const;

    ModeList modes() const;

signals:
    void crtcChanged(RRCrtc c, int changes);

private:
    RRCrtc m_id;
    RRMode m_currentMode;
    
    QRect m_currentRect;
    float m_currentRate;
    int m_currentRotation;


    QRect m_originalRect;
    float m_originalRate;
    int m_originalRotation;

    QRect m_proposedRect;
    float m_proposedRate;
    int m_proposedRotation;
    
    OutputList m_connectedOutputs;
    OutputList m_possibleOutputs;
    int m_rotations;

    RandRScreen *m_screen;
};

#endif // __RANDRCRTC_H__