<?php
/**
 * Class QRConst
 *
 * @filesource   QRConst.php
 * @created      26.11.2015
 * @package      chillerlan\QRCode
 * @author       Smiley <smiley@chillerlan.net>
 * @copyright    2015 Smiley
 * @license      MIT
 */

namespace chillerlan\QRCode;

/**
 * const ALL THE THINGS! ~John Carmack
 */
class QRConst{

	const RSBLOCK = [
		QRCode::ERROR_CORRECT_LEVEL_L => 0,
		QRCode::ERROR_CORRECT_LEVEL_M => 1,
		QRCode::ERROR_CORRECT_LEVEL_Q => 2,
		QRCode::ERROR_CORRECT_LEVEL_H => 3,
	];

	const MAX_BITS = [
		QRCode::TYPE_01 => [ 128,  152,   72,  104],
		QRCode::TYPE_02 => [ 224,  272,  128,  176],
		QRCode::TYPE_03 => [ 352,  440,  208,  272],
		QRCode::TYPE_04 => [ 512,  640,  288,  384],
		QRCode::TYPE_05 => [ 688,  864,  368,  496],
		QRCode::TYPE_06 => [ 864, 1088,  480,  608],
		QRCode::TYPE_07 => [ 992, 1248,  528,  704],
		QRCode::TYPE_08 => [1232, 1552,  688,  880],
		QRCode::TYPE_09 => [1456, 1856,  800, 1056],
		QRCode::TYPE_10 => [1728, 2192,  976, 1232],
	];

	const MODE_NUMBER   = 1 << 0;
	const MODE_ALPHANUM = 1 << 1;
	const MODE_BYTE     = 1 << 2;
	const MODE_KANJI    = 1 << 3;

	const MODE = [
		self::MODE_NUMBER   => 0,
		self::MODE_ALPHANUM => 1,
		self::MODE_BYTE     => 2,
		self::MODE_KANJI    => 3,
	];

	const MASK_PATTERN000 = 0;
	const MASK_PATTERN001 = 1;
	const MASK_PATTERN010 = 2;
	const MASK_PATTERN011 = 3;
	const MASK_PATTERN100 = 4;
	const MASK_PATTERN101 = 5;
	const MASK_PATTERN110 = 6;
	const MASK_PATTERN111 = 7;

	const G15_MASK = (1 << 14)|(1 << 12)|(1 << 10)|(1 << 4)|(1 << 1);
	const G15 = (1 << 10)|(1 << 8)|(1 << 5)|(1 << 4)|(1 << 2)|(1 << 1)|(1 << 0);
	const G18 = (1 << 12)|(1 << 11)|(1 << 10)|(1 << 9)|(1 << 8)|(1 << 5)|(1 << 2)|(1 << 0);

	const PAD0 = 0xEC;
	const PAD1 = 0x11;

	const CHAR_MAP = [
		36 => ' ',
		37 => '$',
		38 => '%',
		39 => '*',
		40 => '+',
		41 => '-',
		42 => '.',
		43 => '/',
		44 => ':',
	];

	const MAX_LENGTH = [
		[[ 41,  25,  17,  10], [ 34,  20,  14,   8], [ 27,  16,  11,   7], [ 17,  10,   7,   4]],
		[[ 77,  47,  32,  20], [ 63,  38,  26,  16], [ 48,  29,  20,  12], [ 34,  20,  14,   8]],
		[[127,  77,  53,  32], [101,  61,  42,  26], [ 77,  47,  32,  20], [ 58,  35,  24,  15]],
		[[187, 114,  78,  48], [149,  90,  62,  38], [111,  67,  46,  28], [ 82,  50,  34,  21]],
		[[255, 154, 106,  65], [202, 122,  84,  52], [144,  87,  60,  37], [106,  64,  44,  27]],
		[[322, 195, 134,  82], [255, 154, 106,  65], [178, 108,  74,  45], [139,  84,  58,  36]],
		[[370, 224, 154,  95], [293, 178, 122,  75], [207, 125,  86,  53], [154,  93,  64,  39]],
		[[461, 279, 192, 118], [365, 221, 152,  93], [259, 157, 108,  66], [202, 122,  84,  52]],
		[[552, 335, 230, 141], [432, 262, 180, 111], [312, 189, 130,  80], [235, 143,  98,  60]],
		[[652, 395, 271, 167], [513, 311, 213, 131], [364, 221, 151,  93], [288, 174, 119,  74]],
	];

	const BLOCK_TABLE = [
		// 1
		[1, 26, 19], // L
		[1, 26, 16], // M
		[1, 26, 13], // Q
		[1, 26,  9], // H
		// 2
		[1, 44, 34],
		[1, 44, 28],
		[1, 44, 22],
		[1, 44, 16],
		// 3
		[1, 70, 55],
		[1, 70, 44],
		[2, 35, 17],
		[2, 35, 13],
		// 4
		[1, 100, 80],
		[2,  50, 32],
		[2,  50, 24],
		[4,  25,  9],
		// 5
		[1, 134, 108],
		[2,  67,  43],
		[2,  33,  15, 2, 34, 16],
		[2,  33,  11, 2, 34, 12],
		// 6
		[2, 86, 68],
		[4, 43, 27],
		[4, 43, 19],
		[4, 43, 15],
		// 7
		[2, 98, 78],
		[4, 49, 31],
		[2, 32, 14, 4, 33, 15],
		[4, 39, 13, 1, 40, 14],
		// 8
		[2, 121, 97],
		[2,  60, 38, 2, 61, 39],
		[4,  40, 18, 2, 41, 19],
		[4,  40, 14, 2, 41, 15],
		// 9
		[2, 146, 116],
		[3,  58,  36, 2, 59, 37],
		[4,  36,  16, 4, 37, 17],
		[4,  36,  12, 4, 37, 13],
		// 10
		[2, 86, 68, 2, 87, 69],
		[4, 69, 43, 1, 70, 44],
		[6, 43, 19, 2, 44, 20],
		[6, 43, 15, 2, 44, 16],
	];

	const PATTERN_POSITION = [
		[],
		[6, 18],
		[6, 22],
		[6, 26],
		[6, 30],
		[6, 34],
		[6, 22, 38],
		[6, 24, 42],
		[6, 26, 46],
		[6, 28, 50],
		[6, 30, 54],
		[6, 32, 58],
		[6, 34, 62],
		[6, 26, 46, 66],
		[6, 26, 48, 70],
		[6, 26, 50, 74],
		[6, 30, 54, 78],
		[6, 30, 56, 82],
		[6, 30, 58, 86],
		[6, 34, 62, 90],
		[6, 28, 50, 72, 94],
		[6, 26, 50, 74, 98],
		[6, 30, 54, 78, 102],
		[6, 28, 54, 80, 106],
		[6, 32, 58, 84, 110],
		[6, 30, 58, 86, 114],
		[6, 34, 62, 90, 118],
		[6, 26, 50, 74, 98, 122],
		[6, 30, 54, 78, 102, 126],
		[6, 26, 52, 78, 104, 130],
		[6, 30, 56, 82, 108, 134],
		[6, 34, 60, 86, 112, 138],
		[6, 30, 58, 86, 114, 142],
		[6, 34, 62, 90, 118, 146],
		[6, 30, 54, 78, 102, 126, 150],
		[6, 24, 50, 76, 102, 128, 154],
		[6, 28, 54, 80, 106, 132, 158],
		[6, 32, 58, 84, 110, 136, 162],
		[6, 26, 54, 82, 110, 138, 166],
		[6, 30, 58, 86, 114, 142, 170],
	];

}