kwin/backends/virtual/virtual_backend.h
Martin Gräßlin 5558d62220 [backends/virtual] Add possibility to have multiple virtual screens
Very basic: all screens have same size and are ordered from left to
right. It's mostly meant to allow easy test cases with multi-screen.

The quick tiling test demonstrates how it's used.
2015-10-14 16:38:17 +02:00

76 lines
2 KiB
C++

/********************************************************************
KWin - the KDE window manager
This file is part of the KDE project.
Copyright (C) 2015 Martin Gräßlin <mgraesslin@kde.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.
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, see <http://www.gnu.org/licenses/>.
*********************************************************************/
#ifndef KWIN_X11WINDOWED_BACKEND_H
#define KWIN_X11WINDOWED_BACKEND_H
#include "abstract_backend.h"
#include <kwin_export.h>
#include <QObject>
#include <QSize>
class QTemporaryDir;
namespace KWin
{
class KWIN_EXPORT VirtualBackend : public AbstractBackend
{
Q_OBJECT
Q_INTERFACES(KWin::AbstractBackend)
Q_PLUGIN_METADATA(IID "org.kde.kwin.AbstractBackend" FILE "virtual.json")
Q_PROPERTY(QSize size READ size NOTIFY sizeChanged)
public:
VirtualBackend(QObject *parent = nullptr);
virtual ~VirtualBackend();
void init() override;
QSize size() const {
return m_size;
}
int outputCount() const {
return m_outputCount;
}
bool saveFrames() const {
return !m_screenshotDir.isNull();
}
QString screenshotDirPath() const;
Screens *createScreens(QObject *parent = nullptr) override;
QPainterBackend* createQPainterBackend() override;
OpenGLBackend *createOpenGLBackend() override;
Q_INVOKABLE void setOutputCount(int count) {
m_outputCount = count;
}
Q_SIGNALS:
void sizeChanged();
private:
QSize m_size;
int m_outputCount = 1;
QScopedPointer<QTemporaryDir> m_screenshotDir;
};
}
#endif