serenity/Userland/Libraries/LibVT/Attribute.h
Linus Groh d60ebbbba6 Revert "Userland: static vs non-static constexpr variables"
This reverts commit 800ea8ea96.

Booting the system no longer worked after these changes.
2021-05-21 10:30:52 +01:00

65 lines
1.6 KiB
C++

/*
* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <AK/Noncopyable.h>
#include <AK/String.h>
#include <AK/Vector.h>
#include <LibVT/XtermColors.h>
namespace VT {
struct Attribute {
Attribute() { reset(); }
static const u32 default_foreground_color = xterm_colors[7];
static const u32 default_background_color = xterm_colors[0];
void reset()
{
foreground_color = default_foreground_color;
background_color = default_background_color;
flags = Flags::NoAttributes;
}
u32 foreground_color {};
u32 background_color {};
u32 effective_background_color() const { return flags & Negative ? foreground_color : background_color; }
u32 effective_foreground_color() const { return flags & Negative ? background_color : foreground_color; }
#ifndef KERNEL
String href;
String href_id;
#endif
enum Flags : u8 {
NoAttributes = 0x00,
Bold = 0x01,
Italic = 0x02,
Underline = 0x04,
Negative = 0x08,
Blink = 0x10,
Touched = 0x20,
};
bool is_untouched() const { return !(flags & Touched); }
// TODO: it would be really nice if we had a helper for enums that
// exposed bit ops for class enums...
u8 flags = Flags::NoAttributes;
bool operator==(const Attribute& other) const
{
return foreground_color == other.foreground_color && background_color == other.background_color && flags == other.flags;
}
bool operator!=(const Attribute& other) const
{
return !(*this == other);
}
};
}