mirror of
https://github.com/LadybirdBrowser/ladybird.git
synced 2025-05-27 21:42:53 +00:00
00dbd667d5
This change represents well the fact that the text mode console is based on VGA text mode.
47 lines
1.5 KiB
C++
47 lines
1.5 KiB
C++
/*
|
|
* Copyright (c) 2021, Liav A. <liavalb@hotmail.co.il>
|
|
*
|
|
* SPDX-License-Identifier: BSD-2-Clause
|
|
*/
|
|
|
|
#pragma once
|
|
|
|
#include <AK/RefCounted.h>
|
|
#include <AK/Types.h>
|
|
#include <Kernel/Graphics/Console/Console.h>
|
|
#include <Kernel/Locking/Spinlock.h>
|
|
|
|
namespace Kernel::Graphics {
|
|
class VGATextModeConsole final : public Console {
|
|
public:
|
|
static NonnullRefPtr<VGATextModeConsole> initialize();
|
|
virtual size_t chars_per_line() const override { return width(); };
|
|
|
|
virtual bool has_hardware_cursor() const override { return true; }
|
|
virtual bool is_hardware_paged_capable() const override { return true; }
|
|
|
|
virtual size_t bytes_per_base_glyph() const override { return 2; }
|
|
virtual void set_cursor(size_t x, size_t y) override;
|
|
virtual void hide_cursor() override;
|
|
virtual void show_cursor() override;
|
|
virtual void clear(size_t x, size_t y, size_t length) override;
|
|
virtual void write(size_t x, size_t y, char ch, bool critical = false) override;
|
|
virtual void write(size_t x, size_t y, char ch, Color background, Color foreground, bool critical = false) override;
|
|
virtual void write(char ch, bool critical = false) override;
|
|
virtual void flush(size_t, size_t, size_t, size_t) override { }
|
|
|
|
virtual void enable() override { }
|
|
virtual void disable() override { }
|
|
|
|
private:
|
|
void clear_vga_row(u16 row);
|
|
|
|
VGATextModeConsole();
|
|
|
|
mutable Spinlock m_vga_lock;
|
|
|
|
NonnullOwnPtr<Memory::Region> m_vga_region;
|
|
VirtualAddress m_current_vga_window;
|
|
};
|
|
|
|
}
|