kwin/src/surfaceitem_x11.h
Vlad Zahorodnii f8fb0feab8 scene: Decouple SurfaceItem from Window
The main motivation is to allow SurfaceItem used to be to present non
window contents.
2022-12-15 11:15:21 +00:00

77 lines
1.6 KiB
C++

/*
SPDX-FileCopyrightText: 2021 Vlad Zahorodnii <vlad.zahorodnii@kde.org>
SPDX-License-Identifier: GPL-2.0-or-later
*/
#pragma once
#include "surfaceitem.h"
#include <xcb/damage.h>
#include <xcb/xfixes.h>
namespace KWin
{
class Deleted;
/**
* The SurfaceItemX11 class represents an X11 surface in the scene.
*/
class KWIN_EXPORT SurfaceItemX11 : public SurfaceItem
{
Q_OBJECT
public:
explicit SurfaceItemX11(Window *window, Item *parent = nullptr);
~SurfaceItemX11() override;
Window *window() const;
void preprocess() override;
void processDamage();
bool fetchDamage();
void waitForDamage();
void destroyDamage();
QVector<QRectF> shape() const override;
QRegion opaque() const override;
private Q_SLOTS:
void handleBufferGeometryChanged(Window *window, const QRectF &old);
void handleGeometryShapeChanged();
void handleWindowClosed(Window *original, Deleted *deleted);
protected:
std::unique_ptr<SurfacePixmap> createPixmap() override;
private:
Window *m_window;
xcb_damage_damage_t m_damageHandle = XCB_NONE;
xcb_xfixes_fetch_region_cookie_t m_damageCookie;
bool m_isDamaged = false;
bool m_havePendingDamageRegion = false;
};
class KWIN_EXPORT SurfacePixmapX11 final : public SurfacePixmap
{
Q_OBJECT
public:
explicit SurfacePixmapX11(SurfaceItemX11 *item, QObject *parent = nullptr);
~SurfacePixmapX11() override;
xcb_pixmap_t pixmap() const;
xcb_visualid_t visual() const;
void create() override;
bool isValid() const override;
private:
SurfaceItemX11 *m_item;
xcb_pixmap_t m_pixmap = XCB_PIXMAP_NONE;
};
} // namespace KWaylandServer