120 lines
3.2 KiB
C++
120 lines
3.2 KiB
C++
/********************************************************************
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KWin - the KDE window manager
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This file is part of the KDE project.
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Copyright (C) 2015 Martin Gräßlin <mgraesslin@kde.org>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*********************************************************************/
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#ifndef KWIN_VIRTUAL_BACKEND_H
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#define KWIN_VIRTUAL_BACKEND_H
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#include "platform.h"
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#include <kwin_export.h>
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#include <QObject>
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#include <QSize>
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class QTemporaryDir;
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struct gbm_device;
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namespace KWin
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{
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namespace ColorCorrect {
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class Manager;
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struct GammaRamp;
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}
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class KWIN_EXPORT VirtualBackend : public Platform
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{
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Q_OBJECT
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Q_INTERFACES(KWin::Platform)
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Q_PLUGIN_METADATA(IID "org.kde.kwin.Platform" FILE "virtual.json")
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Q_PROPERTY(QSize size READ size NOTIFY sizeChanged)
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public:
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VirtualBackend(QObject *parent = nullptr);
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virtual ~VirtualBackend();
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void init() override;
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QSize size() const {
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return m_size;
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}
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int outputCount() const {
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return m_outputCount;
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}
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qreal outputScale() const {
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return m_outputScale;
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}
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bool saveFrames() const {
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return !m_screenshotDir.isNull();
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}
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QString screenshotDirPath() const;
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Screens *createScreens(QObject *parent = nullptr) override;
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QPainterBackend* createQPainterBackend() override;
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OpenGLBackend *createOpenGLBackend() override;
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Q_INVOKABLE void setOutputCount(int count) {
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m_outputCount = count;
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m_gammaSizes = QVector<int>(count, 200);
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m_gammaResults = QVector<bool>(count, true);
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}
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Q_INVOKABLE void setOutputScale(qreal scale) {
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m_outputScale = scale;
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}
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int drmFd() const {
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return m_drmFd;
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}
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void setDrmFd(int fd) {
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m_drmFd = fd;
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}
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gbm_device *gbmDevice() const {
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return m_gbmDevice;
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}
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void setGbmDevice(gbm_device *device) {
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m_gbmDevice = device;
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}
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virtual int gammaRampSize(int screen) const override;
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virtual bool setGammaRamp(int screen, ColorCorrect::GammaRamp &gamma) override;
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QVector<CompositingType> supportedCompositors() const override {
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return QVector<CompositingType>{OpenGLCompositing, QPainterCompositing};
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}
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Q_SIGNALS:
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void sizeChanged();
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void outputGeometriesChanged(const QVector<QRect> &geometries);
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private:
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QSize m_size;
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int m_outputCount = 1;
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qreal m_outputScale = 1;
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QScopedPointer<QTemporaryDir> m_screenshotDir;
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int m_drmFd = -1;
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gbm_device *m_gbmDevice = nullptr;
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QVector<int> m_gammaSizes = QVector<int>(1, 200);
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QVector<bool> m_gammaResults = QVector<bool>(1, true);
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};
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}
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#endif
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