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https://github.com/RGBCube/serenity
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97a769d2a9
The original intention was to support other types of consoles based on standard VGA modes, but it never came to an implementation, nor we need such feature at all. Therefore, this class is not needed and can be removed.
47 lines
1.5 KiB
C++
47 lines
1.5 KiB
C++
/*
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* Copyright (c) 2021, Liav A. <liavalb@hotmail.co.il>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#pragma once
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#include <AK/RefCounted.h>
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#include <AK/Types.h>
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#include <Kernel/Graphics/Console/Console.h>
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#include <Kernel/Locking/Spinlock.h>
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namespace Kernel::Graphics {
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class TextModeConsole final : public Console {
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public:
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static NonnullRefPtr<TextModeConsole> initialize();
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virtual size_t chars_per_line() const override { return width(); };
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virtual bool has_hardware_cursor() const override { return true; }
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virtual bool is_hardware_paged_capable() const override { return true; }
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virtual size_t bytes_per_base_glyph() const override { return 2; }
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virtual void set_cursor(size_t x, size_t y) override;
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virtual void hide_cursor() override;
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virtual void show_cursor() override;
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virtual void clear(size_t x, size_t y, size_t length) override;
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virtual void write(size_t x, size_t y, char ch, bool critical = false) override;
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virtual void write(size_t x, size_t y, char ch, Color background, Color foreground, bool critical = false) override;
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virtual void write(char ch, bool critical = false) override;
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virtual void flush(size_t, size_t, size_t, size_t) override { }
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virtual void enable() override { }
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virtual void disable() override { }
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private:
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void clear_vga_row(u16 row);
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TextModeConsole();
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mutable Spinlock m_vga_lock;
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NonnullOwnPtr<Memory::Region> m_vga_region;
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VirtualAddress m_current_vga_window;
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};
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}
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