workspace/libs/kephal/xrandr12/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 <QDebug>
  23
  24 #include "randr.h"
  25
  26 #include <QX11Info>
  27 #include <QObject>
  28 #include <QRect>
  29
  30
  31 /** Class representing a CRT controller. */
  32 class RandRCrtc : public QObject
  33 {
  34     Q_OBJECT
  35
  36 public:
  37     RandRCrtc(RandRScreen *parent, RRCrtc id);
  38     ~RandRCrtc();
  39
  40     RRCrtc id() const;
  41     int rotations() const;
  42     int rotation() const;
  43
  44     void loadSettings(bool notify = false);
  45     void handleEvent(XRRCrtcChangeNotifyEvent *event);
  46
  47     bool isValid(void) const;
  48     RandRMode mode() const;
  49     QRect rect() const;
  50     float refreshRate() const;
  51
  52     bool proposeSize(const QSize &s);
  53     bool proposePosition(const QPoint &p);
  54     bool proposeRotation(int rotation);
  55     bool proposeRefreshRate(float rate);
  56
  57     // applying stuff
  58     bool applyProposed();
  59     void proposeOriginal();
  60     void setOriginal();
  61     bool proposedChanged();
  62
  63     bool addOutput(RROutput output, const QSize &size = QSize());
  64     bool removeOutput(RROutput output);
  65     OutputList connectedOutputs() const;
  66
  67     ModeList modes() const;
  68
  69 signals:
  70     void crtcChanged(RRCrtc c, int changes);
  71
  72 private:
  73     RRCrtc m_id;
  74     RRMode m_currentMode;
  75
  76     QRect m_currentRect;
  77     float m_currentRate;
  78     int m_currentRotation;
  79
  80
  81     QRect m_originalRect;
  82     float m_originalRate;
  83     int m_originalRotation;
  84
  85     QRect m_proposedRect;
  86     float m_proposedRate;
  87     int m_proposedRotation;
  88
  89     OutputList m_connectedOutputs;
  90     OutputList m_possibleOutputs;
  91     int m_rotations;
  92
  93     RandRScreen *m_screen;
  94 };
  95
  96 #endif