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serenity/Userland/Services/WindowServer/VirtualScreenBackend.h
Andrew Kaster 100fb38c3e Kernel+Userland: Move LibC/sys/ioctl_numbers to Kernel/API/Ioctl.h
This header has always been fundamentally a Kernel API file. Move it
where it belongs. Include it directly in Kernel files, and make
Userland applications include it via sys/ioctl.h rather than directly.
2023-01-21 10:43:59 -07:00

47 lines
1.1 KiB
C++

/*
* Copyright (c) 2022, kleines Filmröllchen <filmroellchen@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include "ScreenBackend.h"
#include "ScreenLayout.h"
#include <AK/DeprecatedString.h>
#include <AK/Error.h>
#include <AK/Span.h>
namespace WindowServer {
class VirtualScreenBackend : public ScreenBackend {
public:
virtual ~VirtualScreenBackend();
VirtualScreenBackend() = default;
private:
friend class Screen;
virtual ErrorOr<void> open() override;
virtual void set_head_buffer(int index) override;
virtual ErrorOr<void> flush_framebuffer_rects(int, Span<FBRect const>) override { return {}; }
virtual ErrorOr<void> flush_framebuffer() override { return {}; }
virtual ErrorOr<void> unmap_framebuffer() override;
virtual ErrorOr<void> map_framebuffer() override;
virtual ErrorOr<void> set_safe_head_mode_setting() override;
virtual ErrorOr<void> set_head_mode_setting(GraphicsHeadModeSetting) override;
virtual ErrorOr<GraphicsHeadModeSetting> get_head_mode_setting() override;
int m_height { 0 };
int m_width { 0 };
bool m_first_buffer_active { true };
};
}