first commit -> move some files from one-api

vendor/bacon/bacon-qr-code/src/BaconQrCode/Common/Mode.php

@@ -0,0 +1,70 @@
+<?php
+/**
+ * BaconQrCode
+ *
+ * @link      http://github.com/Bacon/BaconQrCode For the canonical source repository
+ * @copyright 2013 Ben 'DASPRiD' Scholzen
+ * @license   http://opensource.org/licenses/BSD-2-Clause Simplified BSD License
+ */
+
+namespace BaconQrCode\Common;
+
+/**
+ * Enum representing various modes in which data can be encoded to bits.
+ */
+class Mode extends AbstractEnum
+{
+    /**#@+
+     * Mode constants.
+     */
+    const TERMINATOR           = 0x0;
+    const NUMERIC              = 0x1;
+    const ALPHANUMERIC         = 0x2;
+    const STRUCTURED_APPEND    = 0x3;
+    const BYTE                 = 0x4;
+    const ECI                  = 0x7;
+    const KANJI                = 0x8;
+    const FNC1_FIRST_POSITION  = 0x5;
+    const FNC1_SECOND_POSITION = 0x9;
+    const HANZI                = 0xd;
+    /**#@-*/
+
+    /**
+     * Character count bits for each version.
+     *
+     * @var array
+     */
+    protected static $characterCountBitsForVersions = array(
+        self::TERMINATOR           => array(0, 0, 0),
+        self::NUMERIC              => array(10, 12, 14),
+        self::ALPHANUMERIC         => array(9, 11, 13),
+        self::STRUCTURED_APPEND    => array(0, 0, 0),
+        self::BYTE                 => array(8, 16, 16),
+        self::ECI                  => array(0, 0, 0),
+        self::KANJI                => array(8, 10, 12),
+        self::FNC1_FIRST_POSITION  => array(0, 0, 0),
+        self::FNC1_SECOND_POSITION => array(0, 0, 0),
+        self::HANZI                => array(8, 10, 12),
+    );
+
+    /**
+     * Gets the number of bits used in a specific QR code version.
+     *
+     * @param  Version $version
+     * @return integer
+     */
+    public function getCharacterCountBits(Version $version)
+    {
+        $number = $version->getVersionNumber();
+
+        if ($number <= 9) {
+            $offset = 0;
+        } elseif ($number <= 26) {
+            $offset = 1;
+        } else {
+            $offset = 2;
+        }
+
+        return self::$characterCountBitsForVersions[$this->value][$offset];
+    }
+}