workspace/libs/kephal/outputs/backendoutputs.cpp

   1 /*
   2  *   Copyright 2008 Aike J Sommer <dev@aikesommer.name>
   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
   6  *   published by the Free Software Foundation; either version 2,
   7  *   or (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 Library General Public
  15  *   License along with this program; if not, write to the
  16  *   Free Software Foundation, Inc.,
  17  *   51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
  18  */
  19
  20
  21 #include "backendoutputs.h"
  22
  23 #include <QDebug>
  24
  25
  26 namespace Kephal {
  27
  28     BackendOutput::BackendOutput(QObject * parent)
  29         : Output(parent)
  30     {
  31     }
  32
  33     void BackendOutput::mark() {
  34         m_markedActive = isActivated();
  35         if (m_markedActive) {
  36             m_markedGeom = geom();
  37             m_markedRate = rate();
  38             m_markedRotation = rotation();
  39             m_markedReflectX = reflectX();
  40             m_markedReflectY = reflectY();
  41         }
  42     }
  43
  44     void BackendOutput::revert() {
  45         if (m_markedActive) {
  46             applyGeom(m_markedGeom, m_markedRate);
  47             applyOrientation(m_markedRotation, m_markedReflectX, m_markedReflectY);
  48         } else {
  49             deactivate();
  50         }
  51     }
  52
  53
  54
  55     BackendOutputs * BackendOutputs::m_instance = 0;
  56
  57     BackendOutputs * BackendOutputs::self() {
  58         return m_instance;
  59     }
  60
  61     BackendOutputs::BackendOutputs(QObject * parent)
  62         : Outputs(parent)
  63     {
  64         m_instance = this;
  65     }
  66
  67     BackendOutputs::~BackendOutputs()
  68     {
  69         m_instance = 0;
  70     }
  71
  72     QList<BackendOutput *> BackendOutputs::backendOutputs() {
  73         QList<BackendOutput *> result;
  74         foreach (Output * output, outputs()) {
  75             result << (BackendOutput *) output;
  76         }
  77         return result;
  78     }
  79
  80     BackendOutput * BackendOutputs::backendOutput(const QString & id) {
  81         foreach (BackendOutput * output, backendOutputs()) {
  82             if (output->id() == id) {
  83                 return output;
  84             }
  85         }
  86         return 0;
  87     }
  88
  89     bool BackendOutputs::activateLayout(const QMap<Output *, QRect> & layout) {
  90         qDebug() << "activate layout:" << layout;
  91
  92         QList<BackendOutput *> outputs = backendOutputs();
  93         foreach (BackendOutput * output, outputs) {
  94             //output->mark();
  95             if (! layout.contains(output)) {
  96                 qDebug() << "deactivating output:" << output->id();
  97                 output->deactivate();
  98             }
  99         }
 100
 101         for (QMap<Output *, QRect>::const_iterator i = layout.constBegin(); i != layout.constEnd(); ++i) {
 102             BackendOutput * output = (BackendOutput *) i.key();
 103             qDebug() << "setting output" << output->id() << "to" << i.value();
 104
 105             if (! output->applyGeom(i.value(), 0)) {
 106                 qDebug() << "setting" << output->id() << "to" << i.value() << "failed!!";
 107                 return false;
 108             }
 109         }
 110
 111         return true;
 112     }
 113
 114 }
 115
 116 #ifndef NO_KDE
 117 #include "backendoutputs.moc"
 118 #endif
 119