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vendor/khanamiryan/qrcode-detector-decoder/lib/qrcode/decoder/Mode.php

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+<?php
+/*
+ * Copyright 2007 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+namespace Zxing\Qrcode\Decoder;
+
+/**
+ * <p>See ISO 18004:2006, 6.4.1, Tables 2 and 3. This enum encapsulates the various modes in which
+ * data can be encoded to bits in the QR code standard.</p>
+ *
+ * @author Sean Owen
+ */
+class Mode {
+    static  $TERMINATOR;
+    static  $NUMERIC;
+    static  $ALPHANUMERIC;
+    static  $STRUCTURED_APPEND;
+    static  $BYTE;
+    static  $ECI;
+    static  $KANJI;
+    static  $FNC1_FIRST_POSITION;
+    static  $FNC1_SECOND_POSITION;
+    static  $HANZI;
+
+
+    private  $characterCountBitsForVersions;
+    private  $bits;
+
+    function __construct($characterCountBitsForVersions, $bits) {
+        $this->characterCountBitsForVersions = $characterCountBitsForVersions;
+        $this->bits = $bits;
+    }
+    static function Init()
+    {
+
+
+        self::$TERMINATOR = new Mode(array(0, 0, 0), 0x00); // Not really a mode...
+        self::$NUMERIC = new Mode(array(10, 12, 14), 0x01);
+        self::$ALPHANUMERIC = new Mode(array(9, 11, 13), 0x02);
+        self::$STRUCTURED_APPEND = new Mode(array(0, 0, 0), 0x03); // Not supported
+        self::$BYTE = new Mode(array(8, 16, 16), 0x04);
+        self::$ECI = new Mode(array(0, 0, 0), 0x07); // character counts don't apply
+        self::$KANJI = new Mode(array(8, 10, 12), 0x08);
+        self::$FNC1_FIRST_POSITION = new Mode(array(0, 0, 0), 0x05);
+        self::$FNC1_SECOND_POSITION  =new Mode(array(0, 0, 0), 0x09);
+        /** See GBT 18284-2000; "Hanzi" is a transliteration of this mode name. */
+        self::$HANZI = new Mode(array(8, 10, 12), 0x0D);
+    }
+    /**
+     * @param bits four bits encoding a QR Code data mode
+     * @return Mode encoded by these bits
+     * @throws IllegalArgumentException if bits do not correspond to a known mode
+     */
+    public static function forBits($bits) {
+        switch ($bits) {
+            case 0x0:
+                return self::$TERMINATOR;
+            case 0x1:
+                return self::$NUMERIC;
+            case 0x2:
+                return self::$ALPHANUMERIC;
+            case 0x3:
+                return self::$STRUCTURED_APPEND;
+            case 0x4:
+                return self::$BYTE;
+            case 0x5:
+                return self::$FNC1_FIRST_POSITION;
+            case 0x7:
+                return self::$ECI;
+            case 0x8:
+                return self::$KANJI;
+            case 0x9:
+                return self::$FNC1_SECOND_POSITION;
+            case 0xD:
+                // 0xD is defined in GBT 18284-2000, may not be supported in foreign country
+                return self::$HANZI;
+            default:
+                throw new \InvalidArgumentException();
+        }
+    }
+
+    /**
+     * @param version version in question
+     * @return number of bits used, in this QR Code symbol {@link Version}, to encode the
+     *         count of characters that will follow encoded in this Mode
+     */
+    public function getCharacterCountBits($version) {
+        $number = $version->getVersionNumber();
+        $offset = 0;
+        if ($number <= 9) {
+            $offset = 0;
+        } else if ($number <= 26) {
+            $offset = 1;
+        } else {
+            $offset = 2;
+        }
+        return $this->characterCountBitsForVersions[$offset];
+    }
+
+    public function getBits() {
+        return $this->bits;
+    }
+
+}
+Mode::Init();