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// Copyright (C) 2019 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only
#ifndef QWLTEXTURESHARINGEXTENSION_P_H
#define QWLTEXTURESHARINGEXTENSION_P_H
//
// W A R N I N G
// -------------
//
// This file is not part of the Qt API. It exists purely as an
// implementation detail. This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//
#include "wayland-util.h"
#include <QtCore/QMap>
#include <QtCore/QHash>
#include <QtWaylandCompositor/QWaylandCompositorExtensionTemplate>
#include <QtWaylandCompositor/QWaylandQuickExtension>
#include <QtWaylandCompositor/QWaylandCompositor>
#include <QQuickImageProvider>
#include <QtWaylandCompositor/private/qwaylandcompositor_p.h>
#include <QtWaylandCompositor/private/qwlserverbufferintegration_p.h>
#include <QtWaylandCompositor/private/qwayland-server-qt-texture-sharing-unstable-v1.h>
QT_BEGIN_NAMESPACE
namespace QtWayland
{
class ServerBufferIntegration;
}
class QWaylandTextureSharingExtension;
class SharedTextureImageResponse;
class Q_WAYLANDCOMPOSITOR_EXPORT QWaylandSharedTextureProvider : public QQuickAsyncImageProvider
{
public:
QWaylandSharedTextureProvider();
~QWaylandSharedTextureProvider() override;
QQuickImageResponse *requestImageResponse(const QString &id, const QSize &requestedSize) override;
void setExtensionReady(QWaylandTextureSharingExtension *extension);
private:
QList<SharedTextureImageResponse*> m_pendingResponses;
};
class Q_WAYLANDCOMPOSITOR_EXPORT QWaylandTextureSharingExtension
: public QWaylandCompositorExtensionTemplate<QWaylandTextureSharingExtension>
, public QtWaylandServer::zqt_texture_sharing_v1
{
Q_OBJECT
Q_PROPERTY(QString imageSearchPath WRITE setImageSearchPath)
public:
QWaylandTextureSharingExtension();
QWaylandTextureSharingExtension(QWaylandCompositor *compositor);
~QWaylandTextureSharingExtension() override;
void initialize() override;
void setImageSearchPath(const QString &path);
static QWaylandTextureSharingExtension *self() { return s_self; }
public Q_SLOTS:
void requestBuffer(const QString &key);
Q_SIGNALS:
void bufferResult(const QString &key, QtWayland::ServerBuffer *buffer);
protected Q_SLOTS:
void cleanupBuffers();
protected:
void zqt_texture_sharing_v1_request_image(Resource *resource, const QString &key) override;
void zqt_texture_sharing_v1_abandon_image(Resource *resource, const QString &key) override;
void zqt_texture_sharing_v1_destroy_resource(Resource *resource) override;
virtual bool customPixelData(const QString &key, QByteArray *data, QSize *size, uint *glInternalFormat)
{
Q_UNUSED(key);
Q_UNUSED(data);
Q_UNUSED(size);
Q_UNUSED(glInternalFormat);
return false;
}
private:
QtWayland::ServerBuffer *getBuffer(const QString &key);
bool initServerBufferIntegration();
QtWayland::ServerBuffer *getCompressedBuffer(const QString &key);
QString getExistingFilePath(const QString &key) const;
void dumpBufferInfo();
struct BufferInfo
{
BufferInfo(QtWayland::ServerBuffer *b = nullptr) : buffer(b) {}
QtWayland::ServerBuffer *buffer = nullptr;
bool usedLocally = false;
};
QStringList m_image_dirs;
QStringList m_image_suffixes;
QHash<QString, BufferInfo> m_server_buffers;
QtWayland::ServerBufferIntegration *m_server_buffer_integration = nullptr;
static QWaylandTextureSharingExtension *s_self;
};
Q_COMPOSITOR_DECLARE_QUICK_EXTENSION_CLASS(QWaylandTextureSharingExtension)
QT_END_NAMESPACE
#endif // QWLTEXTURESHARINGEXTENSION_P_H
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