php-kilo/src/ANSI.php
Timothy Warren 02259f61a7
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Simplify code with match statements
2021-03-03 16:35:58 -05:00

117 lines
2.5 KiB
PHP

<?php declare(strict_types=1);
namespace Aviat\Kilo;
/**
* ANSI
*/
class ANSI {
// ------------------------------------------------------------------------
// General ANSI standard escape sequences
// ------------------------------------------------------------------------
/**
* Clear the terminal window
*/
public const CLEAR_SCREEN = "\e[2J";
/**
* Clear the terminal line
*/
public const CLEAR_LINE = "\e[K";
// ------------------------------------------------------------------------
// Text formatting escape sequences
// ------------------------------------------------------------------------
/**
* Removes text attributes, such as bold, underline, blink, inverted colors
*/
public const RESET_TEXT = "\e[0m";
public const BOLD_TEXT = "\e[1m";
public const UNDERLINE_TEXT = "\e[4m";
/**
* Move the cursor to position 0,0 which is the top left
*/
public const RESET_CURSOR = "\e[H";
// ------------------------------------------------------------------------
// VT-series escapes, not really ANSI standard
// ------------------------------------------------------------------------
public const HIDE_CURSOR = "\e[?25l";
public const SHOW_CURSOR = "\e[?25h";
/**
* Generate the ascii sequence for basic text color
*
* @param int $color
* @return string
*/
public static function color(int $color): string
{
return self::seq('%dm', $color);
}
/**
* Generate a sequence for an rgb color
*
* @param int $r
* @param int $g
* @param int $b
* @return string
*/
public static function rgbColor(int $r, int $g, int $b): string
{
return self::seq('38;2;%d;%d;%dm', $r, $g, $b);
}
/**
* Move the cursor the specified position
*
* @param int $line
* @param int $column
* @return string
*/
public static function moveCursor(int $line, int $column): string
{
return self::seq('%d;%dH', $line, $column);
}
/**
* Scroll the specified number of lines up
*
* @param int $lines
* @return string
*/
public static function scrollUp(int $lines): string
{
return self::seq('%dS', $lines);
}
/**
* Scroll the specified number of lines down
*
* @param int $lines
* @return string
*/
public static function scrollDown(int $lines): string
{
return self::seq('%dT', $lines);
}
/**
* Simplify creating ansi escape codes
*
* @param string $pattern
* @param mixed ...$args
* @return string
*/
private static function seq(string $pattern, mixed ...$args): string
{
return sprintf("\e[{$pattern}", ...$args);
}
}