kwin/plugins/platforms/drm/screens_drm.cpp
Roman Gilg 3482378278 Introduce OutputScreens class
Summary:
Lift high-level properties into new Screens child class for platform plugins
using the Output class.

Directly make DrmScreens a child class of OutputScreens.

Test Plan: Manually and auto tests with 94%.

Reviewers: #kwin

Differential Revision: https://phabricator.kde.org/D11782
2018-08-31 11:53:23 +02:00

55 lines
1.8 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/>.
*********************************************************************/
#include "screens_drm.h"
#include "drm_backend.h"
#include "drm_output.h"
namespace KWin
{
DrmScreens::DrmScreens(DrmBackend *backend, QObject *parent)
: OutputScreens(backend, parent)
, m_backend(backend)
{
connect(backend, &DrmBackend::screensQueried, this, &DrmScreens::updateCount);
connect(backend, &DrmBackend::screensQueried, this, &DrmScreens::changed);
}
DrmScreens::~DrmScreens() = default;
float DrmScreens::refreshRate(int screen) const
{
const auto enOuts = m_backend->drmEnabledOutputs();
if (screen >= enOuts.size()) {
return Screens::refreshRate(screen);
}
return enOuts.at(screen)->currentRefreshRate() / 1000.0f;
}
bool DrmScreens::supportsTransformations(int screen) const
{
const auto enOuts = m_backend->drmEnabledOutputs();
if (screen >= enOuts.size()) {
return false;
}
return enOuts.at(screen)->supportsTransformations();
}
}