<?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;


/**
 * <p>Encapsulates the result of decoding a barcode within an image.</p>
 *
 * @author Sean Owen
 */
final class Result {

private $text;
private $rawBytes;
private $resultPoints;
private $format;
private $resultMetadata;
private $timestamp;



public function __construct($text,
                $rawBytes,
                $resultPoints,
                $format,
                $timestamp = '') {

    $this->text = $text;
    $this->rawBytes = $rawBytes;
    $this->resultPoints = $resultPoints;
    $this->format = $format;
    $this->resultMetadata = null;
    $this->timestamp = $timestamp?$timestamp:time();
}

  /**
   * @return raw text encoded by the barcode
   */
  public function getText() {
    return $this->text;
  }

  /**
   * @return raw bytes encoded by the barcode, if applicable, otherwise {@code null}
   */
  public function getRawBytes() {
    return $this->rawBytes;
  }

  /**
   * @return points related to the barcode in the image. These are typically points
   *         identifying finder patterns or the corners of the barcode. The exact meaning is
   *         specific to the type of barcode that was decoded.
   */
  public function getResultPoints() {
    return $this->resultPoints;
  }

  /**
   * @return {@link BarcodeFormat} representing the format of the barcode that was decoded
   */
  public function getBarcodeFormat() {
    return $this->format;
  }

  /**
   * @return {@link Map} mapping {@link ResultMetadataType} keys to values. May be
   *   {@code null}. This contains optional metadata about what was detected about the barcode,
   *   like orientation.
   */
  public function getResultMetadata() {
    return $this->resultMetadata;
  }

  public function putMetadata($type, $value) {
    if ($this->resultMetadata == null) {
        $this->resultMetadata = array();
    }
    $resultMetadata[$type] =  $value;
}

  public function  putAllMetadata($metadata) {
    if ($metadata != null) {
        if ($this->resultMetadata == null) {
            $this->resultMetadata = $metadata;
        } else {
            $this->resultMetadata = array_merge($this->resultMetadata, $metadata);
        }
    }
  }

  public function addResultPoints($newPoints) {
    $oldPoints = $this->resultPoints;
    if ($oldPoints == null) {
        $this->resultPoints = $newPoints;
    } else if ($newPoints != null && count($newPoints) > 0) {
        $allPoints = fill_array(0,count($oldPoints)+count($newPoints),0);
        $allPoints = arraycopy($oldPoints, 0, $allPoints, 0, count($oldPoints));
        $allPoints = arraycopy($newPoints, 0, $allPoints, count($oldPoints), count($newPoints));
      $this->resultPoints = $allPoints;
    }
  }

  public function getTimestamp() {
    return $this->timestamp;
  }

  //@Override
  public function toString() {
    return $this->text;
  }

}
