workspace/kcontrol/randr/randrcrtc.h

   1 /*
   2  * Copyright (c) 2007 Gustavo Pichorim Boiko <gustavo.boiko@kdemail.net>
   3  *
   4  *  This program is free software; you can redistribute it and/or modify
   5  *  it under the terms of the GNU General Public License as published by
   6  *  the Free Software Foundation; either version 2 of the License, or
   7  *  (at your option) any later version.
   8  *
   9  *  This program is distributed in the hope that it will be useful,
  10  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  *  GNU General Public License for more details.
  13  *
  14  *  You should have received a copy of the GNU General Public License
  15  *  along with this program; if not, write to the Free Software
  16  *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
  17  */
  18
  19 #ifndef __RANDRCRTC_H__
  20 #define __RANDRCRTC_H__
  21
  22 #include "randr.h"
  23
  24 #include <QX11Info>
  25 #include <QObject>
  26 #include <QRect>
  27
  28
  29 /** Class representing a CRT controller. */
  30 class RandRCrtc : public QObject
  31 {
  32         Q_OBJECT
  33
  34 public:
  35         RandRCrtc(RandRScreen *parent, RRCrtc id);
  36         ~RandRCrtc();
  37
  38         RRCrtc id() const;
  39         int rotations() const;
  40         int rotation() const;
  41
  42         void loadSettings(bool notify = false);
  43         void handleEvent(XRRCrtcChangeNotifyEvent *event);
  44
  45         bool isValid(void) const;
  46         RandRMode mode() const;
  47         QRect rect() const;
  48         float refreshRate() const;
  49
  50         bool proposeSize(const QSize &s);
  51         bool proposePosition(const QPoint &p);
  52         bool proposeRotation(int rotation);
  53         bool proposeRefreshRate(float rate);
  54
  55         // applying stuff
  56         bool applyProposed();
  57         void proposeOriginal();
  58         void setOriginal();
  59         bool proposedChanged();
  60
  61         bool addOutput(RROutput output, const QSize &size = QSize());
  62         bool removeOutput(RROutput output);
  63         OutputList connectedOutputs() const;
  64
  65         ModeList modes() const;
  66
  67 signals:
  68         void crtcChanged(RRCrtc c, int changes);
  69
  70 private:
  71         RRCrtc m_id;
  72         RRMode m_currentMode;
  73
  74         QRect m_currentRect;
  75         float m_currentRate;
  76         int m_currentRotation;
  77
  78
  79         QRect m_originalRect;
  80         float m_originalRate;
  81         int m_originalRotation;
  82
  83         QRect m_proposedRect;
  84         float m_proposedRate;
  85         int m_proposedRotation;
  86
  87         OutputList m_connectedOutputs;
  88         OutputList m_possibleOutputs;
  89         int m_rotations;
  90
  91         RandRScreen *m_screen;
  92 };
  93
  94 #endif