mirror of
https://github.com/KDE/krfb
synced 2026-07-01 15:31:19 -07:00
98 lines
3.2 KiB
C++
98 lines
3.2 KiB
C++
/* This file is part of the KDE project
|
|
Copyright (C) 2009 Collabora Ltd <info@collabora.co.uk>
|
|
@author George Goldberg <george.goldberg@collabora.co.uk>
|
|
|
|
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; see the file COPYING. If not, write to
|
|
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
|
|
Boston, MA 02110-1301, USA.
|
|
*/
|
|
|
|
#include "framebuffermanager.h"
|
|
|
|
#include "framebufferplugin.h"
|
|
#include "krfbconfig.h"
|
|
#include "krfbdebug.h"
|
|
|
|
#include <QGlobalStatic>
|
|
|
|
#include <KPluginFactory>
|
|
#include <KPluginMetaData>
|
|
|
|
#include <QSharedPointer>
|
|
|
|
class FrameBufferManagerStatic
|
|
{
|
|
public:
|
|
FrameBufferManager instance;
|
|
};
|
|
|
|
Q_GLOBAL_STATIC(FrameBufferManagerStatic, frameBufferManagerStatic)
|
|
|
|
FrameBufferManager::FrameBufferManager()
|
|
{
|
|
const QVector<KPluginMetaData> plugins = KPluginMetaData::findPlugins(QStringLiteral("krfb/framebuffer"));
|
|
for (const KPluginMetaData &data : plugins) {
|
|
const KPluginFactory::Result<FrameBufferPlugin> result = KPluginFactory::instantiatePlugin<FrameBufferPlugin>(data);
|
|
if (result.plugin) {
|
|
m_plugins.insert(data.pluginId(), result.plugin);
|
|
qCDebug(KRFB) << "Loaded plugin with name " << data.pluginId();
|
|
} else {
|
|
qCDebug(KRFB) << "unable to load plugin for " << data.fileName() << result.errorString;
|
|
}
|
|
}
|
|
}
|
|
|
|
FrameBufferManager::~FrameBufferManager()
|
|
{
|
|
}
|
|
|
|
FrameBufferManager *FrameBufferManager::instance()
|
|
{
|
|
return &frameBufferManagerStatic->instance;
|
|
}
|
|
|
|
QSharedPointer<FrameBuffer> FrameBufferManager::frameBuffer(WId id, const QVariantMap &args)
|
|
{
|
|
// See if there is still an existing framebuffer to this WId.
|
|
if (m_frameBuffers.contains(id)) {
|
|
QWeakPointer<FrameBuffer> weakFrameBuffer = m_frameBuffers.value(id);
|
|
|
|
if (weakFrameBuffer) {
|
|
//qDebug() << "Found cached frame buffer.";
|
|
return weakFrameBuffer.toStrongRef();
|
|
} else {
|
|
//qDebug() << "Found deleted cached frame buffer. Don't use.";
|
|
m_frameBuffers.remove(id);
|
|
}
|
|
}
|
|
|
|
// We don't already have that frame buffer.
|
|
for (auto it = m_plugins.cbegin(); it != m_plugins.constEnd(); it++) {
|
|
if (it.key() == KrfbConfig::preferredFrameBufferPlugin()) {
|
|
qCDebug(KRFB) << "Using FrameBuffer:" << KrfbConfig::preferredFrameBufferPlugin();
|
|
|
|
QSharedPointer<FrameBuffer> frameBuffer(it.value()->frameBuffer(id, args));
|
|
if (frameBuffer) {
|
|
m_frameBuffers.insert(id, frameBuffer.toWeakRef());
|
|
|
|
return frameBuffer;
|
|
}
|
|
}
|
|
}
|
|
|
|
// No valid framebuffer plugin found.
|
|
qCDebug(KRFB) << "No valid framebuffer found. returning null.";
|
|
return QSharedPointer<FrameBuffer>();
|
|
}
|