library\think\console\output\formatter\Style.php
// +----------------------------------------------------------------------
// | ThinkPHP [ WE CAN DO IT JUST THINK ]
// +----------------------------------------------------------------------
// | Copyright (c) 2006~2015 http://thinkphp.cn All rights reserved.
// +----------------------------------------------------------------------
// | Licensed ( http://www.apache.org/licenses/LICENSE-2.0 )
// +----------------------------------------------------------------------
// | Author: yunwuxin <448901948@qq.com>
// +----------------------------------------------------------------------
namespace think\console\output\formatter;
class Style
{
private static $availableForegroundColors = [
'black' => ['set' => 30, 'unset' => 39],
'red' => ['set' => 31, 'unset' => 39],
'green' => ['set' => 32, 'unset' => 39],
'yellow' => ['set' => 33, 'unset' => 39],
'blue' => ['set' => 34, 'unset' => 39],
'magenta' => ['set' => 35, 'unset' => 39],
'cyan' => ['set' => 36, 'unset' => 39],
'white' => ['set' => 37, 'unset' => 39],
];
private static $availableBackgroundColors = [
'black' => ['set' => 40, 'unset' => 49],
'red' => ['set' => 41, 'unset' => 49],
'green' => ['set' => 42, 'unset' => 49],
'yellow' => ['set' => 43, 'unset' => 49],
'blue' => ['set' => 44, 'unset' => 49],
'magenta' => ['set' => 45, 'unset' => 49],
'cyan' => ['set' => 46, 'unset' => 49],
'white' => ['set' => 47, 'unset' => 49],
];
private static $availableOptions = [
'bold' => ['set' => 1, 'unset' => 22],
'underscore' => ['set' => 4, 'unset' => 24],
'blink' => ['set' => 5, 'unset' => 25],
'reverse' => ['set' => 7, 'unset' => 27],
'conceal' => ['set' => 8, 'unset' => 28],
];
private $foreground;
private $background;
private $options = [];
/**
* 初始化输出的样式
* @param string|null $foreground 字体颜色
* @param string|null $background 背景色
* @param array $options 格式
* @api
*/
public function __construct($foreground = null, $background = null, array $options = [])
{
if (null !== $foreground) {
$this->setForeground($foreground);
}
if (null !== $background) {
$this->setBackground($background);
}
if (count($options)) {
$this->setOptions($options);
}
}
/**
* 设置字体颜色
* @param string|null $color 颜色名
* @throws \InvalidArgumentException
* @api
*/
public function setForeground($color = null)
{
if (null === $color) {
$this->foreground = null;
return;
}
if (!isset(static::$availableForegroundColors[$color])) {
throw new \InvalidArgumentException(sprintf('Invalid foreground color specified: "%s". Expected one of (%s)', $color, implode(', ', array_keys(static::$availableForegroundColors))));
}
$this->foreground = static::$availableForegroundColors[$color];
}
/**
* 设置背景色
* @param string|null $color 颜色名
* @throws \InvalidArgumentException
* @api
*/
public function setBackground($color = null)
{
if (null === $color) {
$this->background = null;
return;
}
if (!isset(static::$availableBackgroundColors[$color])) {
throw new \InvalidArgumentException(sprintf('Invalid background color specified: "%s". Expected one of (%s)', $color, implode(', ', array_keys(static::$availableBackgroundColors))));
}
$this->background = static::$availableBackgroundColors[$color];
}
/**
* 设置字体格式
* @param string $option 格式名
* @throws \InvalidArgumentException When the option name isn't defined
* @api
*/
public function setOption($option)
{
if (!isset(static::$availableOptions[$option])) {
throw new \InvalidArgumentException(sprintf('Invalid option specified: "%s". Expected one of (%s)', $option, implode(', ', array_keys(static::$availableOptions))));
}
if (!in_array(static::$availableOptions[$option], $this->options)) {
$this->options[] = static::$availableOptions[$option];
}
}
/**
* 重置字体格式
* @param string $option 格式名
* @throws \InvalidArgumentException
*/
public function unsetOption($option)
{
if (!isset(static::$availableOptions[$option])) {
throw new \InvalidArgumentException(sprintf('Invalid option specified: "%s". Expected one of (%s)', $option, implode(', ', array_keys(static::$availableOptions))));
}
$pos = array_search(static::$availableOptions[$option], $this->options);
if (false !== $pos) {
unset($this->options[$pos]);
}
}
/**
* 批量设置字体格式
* @param array $options
*/
public function setOptions(array $options)
{
$this->options = [];
foreach ($options as $option) {
$this->setOption($option);
}
}
/**
* 应用样式到文字
* @param string $text 文字
* @return string
*/
public function apply($text)
{
$setCodes = [];
$unsetCodes = [];
if (null !== $this->foreground) {
$setCodes[] = $this->foreground['set'];
$unsetCodes[] = $this->foreground['unset'];
}
if (null !== $this->background) {
$setCodes[] = $this->background['set'];
$unsetCodes[] = $this->background['unset'];
}
if (count($this->options)) {
foreach ($this->options as $option) {
$setCodes[] = $option['set'];
$unsetCodes[] = $option['unset'];
}
}
if (0 === count($setCodes)) {
return $text;
}
return sprintf("\033[%sm%s\033[%sm", implode(';', $setCodes), $text, implode(';', $unsetCodes));
}
}