color.php

  1. <?php
  2.  
  3. class ansi {
  4. 	public static function set_back_color($color_name, $return = FALSE) {
  5. 		$colors = array(
  6. 			'black'		=> '40',
  7. 			'red'		=> '41',
  8. 			'green'		=> '42',
  9. 			'yellow'	=> '43',
  10. 			'blue'		=> '44',
  11. 			'magenta'	=> '45',
  12. 			'cyan'		=> '46',
  13. 			'white'		=> '47',
  14. 		);
  15.  
  16. 		if ('bright' == substr($color_name, 0, 6)) {
  17. 			$suffix = ';1';
  18. 			$color_name = substr($color_name, 6);
  19. 		} elseif ('dim' == substr($color_name, 0, 3)) {
  20. 			$suffix = ';2';
  21. 			$color_name = substr($color_name, 3);
  22. 		} else {
  23. 			$suffix = FALSE;
  24. 		};
  25.  
  26. 		$result = sprintf(chr(27).'[%sm', $colors[$color_name].$suffix);
  27.  
  28. 		if ((bool) $return)
  29. 			return $result;
  30. 		else
  31. 			echo $result;
  32. 	}
  33.  
  34. 	public static function set_fore_color($color_name, $return = FALSE) {
  35. 		$colors = array(
  36. 			'reset' => '0',
  37.  
  38. 			'black' => '30',
  39. 			'red' => '31',
  40. 			'green' => '32',
  41. 			'yellow' => '33',
  42. 			'blue' => '34',
  43. 			'magenta' => '35',
  44. 			'cyan' => '36',
  45. 			'white' => '37',
  46. 		);
  47.  
  48. 		if ('bright' == substr($color_name, 0, 6)) {
  49. 			$suffix = ';1';
  50. 			$color_name = substr($color_name, 6);
  51. 		} elseif ('dim' == substr($color_name, 0, 3)) {
  52. 			$suffix = ';2';
  53. 			$color_name = substr($color_name, 3);
  54. 		} else {
  55. 			$suffix = FALSE;
  56. 		};
  57.  
  58. 		$result = sprintf(chr(27).'[%sm', $colors[$color_name].$suffix);
  59.  
  60. 		if ((bool) $return)
  61. 			return $result;
  62. 		else
  63. 			echo $result;
  64. 	}
  65.  
  66. 	public static function set_color($fore_color = FALSE, $back_color = FALSE, $return = FALSE) {
  67. 		if (FALSE === $fore_color AND FALSE === $back_color) {
  68. 			return self::set_fore_color('reset', $return);
  69. 		} else {
  70. 			$result = '';
  71.  
  72. 			if ((bool) $fore_color)
  73. 				$result .= self::set_fore_color($fore_color, $return);
  74.  
  75. 			if ((bool) $back_color)
  76. 				$result .= self::set_back_color($back_color, $return);
  77.  
  78. 			return $result;
  79. 		}
  80. 	}
  81.  
  82. 	public static function cprintf($fore_color = FALSE, $back_color = FALSE, $format) {
  83. 		// Get the args after $format for the vprintf call.
  84. 		$args = func_get_args();
  85. 		$args = array_slice($args, 3);
  86.  
  87. 		self::set_color($fore_color, $back_color);
  88.  
  89. 		vprintf($format, $args);
  90.  
  91. 		self::set_color();
  92. 	}
  93.  
  94. 	public static function csprintf($fore_color = FALSE, $back_color = FALSE, $format) {
  95. 		// Get the args after $format for the vprintf call.
  96. 		$args = func_get_args();
  97. 		$args = array_slice($args, 3);
  98.  
  99. 		$result = self::set_color($fore_color, $back_color, TRUE);
  100.  
  101. 		$result .= vsprintf($format, $args);
  102.  
  103. 		$result .= self::set_color(FALSE, FALSE, TRUE);
  104.  
  105. 		return $result;
  106. 	}
  107. }
  108.