<?php
# Generated by the protocol buffer compiler.  DO NOT EDIT!
# source: google/cloud/vision/v1/text_annotation.proto

namespace Google\Cloud\Vision\V1\Block;

use UnexpectedValueException;

/**
 * Type of a block (text, image etc) as identified by OCR.
 *
 * Protobuf type <code>google.cloud.vision.v1.Block.BlockType</code>
 */
class BlockType
{
    /**
     * Unknown block type.
     *
     * Generated from protobuf enum <code>UNKNOWN = 0;</code>
     */
    const UNKNOWN = 0;
    /**
     * Regular text block.
     *
     * Generated from protobuf enum <code>TEXT = 1;</code>
     */
    const TEXT = 1;
    /**
     * Table block.
     *
     * Generated from protobuf enum <code>TABLE = 2;</code>
     */
    const TABLE = 2;
    /**
     * Image block.
     *
     * Generated from protobuf enum <code>PICTURE = 3;</code>
     */
    const PICTURE = 3;
    /**
     * Horizontal/vertical line box.
     *
     * Generated from protobuf enum <code>RULER = 4;</code>
     */
    const RULER = 4;
    /**
     * Barcode block.
     *
     * Generated from protobuf enum <code>BARCODE = 5;</code>
     */
    const BARCODE = 5;

    private static $valueToName = [
        self::UNKNOWN => 'UNKNOWN',
        self::TEXT => 'TEXT',
        self::TABLE => 'TABLE',
        self::PICTURE => 'PICTURE',
        self::RULER => 'RULER',
        self::BARCODE => 'BARCODE',
    ];

    public static function name($value)
    {
        if (!isset(self::$valueToName[$value])) {
            throw new UnexpectedValueException(sprintf(
                    'Enum %s has no name defined for value %s', __CLASS__, $value));
        }
        return self::$valueToName[$value];
    }


    public static function value($name)
    {
        $const = __CLASS__ . '::' . strtoupper($name);
        if (!defined($const)) {
            throw new UnexpectedValueException(sprintf(
                    'Enum %s has no value defined for name %s', __CLASS__, $name));
        }
        return constant($const);
    }
}


