surfaceitem_internal.cpp

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/*
    SPDX-FileCopyrightText: 2021 Vlad Zahorodnii <vlad.zahorodnii@kde.org>
 
    SPDX-License-Identifier: GPL-2.0-or-later
*/
 
#include "scene/surfaceitem_internal.h"
#include "compositor.h"
#include "core/renderbackend.h"
#include "internalwindow.h"
 
namespace KWin
{
 
SurfaceItemInternal::SurfaceItemInternal(InternalWindow *window, Scene *scene, Item *parent)
    : SurfaceItem(scene, parent)
    , m_window(window)
{
    connect(window, &Window::bufferGeometryChanged,
            this, &SurfaceItemInternal::handleBufferGeometryChanged);
 
    setDestinationSize(window->bufferGeometry().size());
    setBufferSourceBox(QRectF(QPointF(0, 0), window->bufferGeometry().size() * window->bufferScale()));
    setBufferSize((window->bufferGeometry().size() * window->bufferScale()).toSize());
}
 
InternalWindow *SurfaceItemInternal::window() const
{
    return m_window;
}
 
QList<QRectF> SurfaceItemInternal::shape() const
{
    return {rect()};
}
 
std::unique_ptr<SurfacePixmap> SurfaceItemInternal::createPixmap()
{
    return std::make_unique<SurfacePixmapInternal>(this);
}
 
void SurfaceItemInternal::handleBufferGeometryChanged()
{
    setDestinationSize(m_window->bufferGeometry().size());
    setBufferSourceBox(QRectF(QPointF(0, 0), m_window->bufferGeometry().size() * m_window->bufferScale()));
    setBufferSize((m_window->bufferGeometry().size() * m_window->bufferScale()).toSize());
}
 
SurfacePixmapInternal::SurfacePixmapInternal(SurfaceItemInternal *item, QObject *parent)
    : SurfacePixmap(Compositor::self()->backend()->createSurfaceTextureWayland(this), parent)
    , m_item(item)
{
}
 
void SurfacePixmapInternal::create()
{
    update();
}
 
void SurfacePixmapInternal::update()
{
    const InternalWindow *window = m_item->window();
    setBuffer(window->graphicsBuffer());
    setBufferOrigin(window->graphicsBufferOrigin());
}
 
bool SurfacePixmapInternal::isValid() const
{
    return m_bufferRef;
}
 
} // namespace KWin
 
#include "moc_surfaceitem_internal.cpp"