// <copyright company="APX Labs, Inc.">
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// Copyright (c) APX Labs, Inc. All rights reserved.
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// </copyright>
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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using System;
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using System.Collections.Generic;
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namespace ApxLabs.FastAndroidCamera
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{
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internal class FastJavaByteArrayEnumerator : IEnumerator<byte>
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{
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internal FastJavaByteArrayEnumerator(FastJavaByteArray arr)
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{
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if (arr == null)
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throw new ArgumentNullException();
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_arr = arr;
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_idx = 0;
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}
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/// <summary>
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/// Gets the current byte in the collection.
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/// </summary>
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public byte Current
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{
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get
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{
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byte retval;
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unsafe
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{
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// get value from pointer
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retval = _arr.Raw[_idx];
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}
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return retval;
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}
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}
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/// <summary>
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/// Releases all resource used by the <see cref="T:ApxLabs.FastAndroidCamera.FastJavaByteArrayEnumerator"/> object.
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/// </summary>
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/// <remarks>Call <see cref="Dispose"/> when you are finished using the
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/// <see cref="T:ApxLabs.FastAndroidCamera.FastJavaByteArrayEnumerator"/>. The <see cref="Dispose"/> method leaves the
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/// <see cref="T:ApxLabs.FastAndroidCamera.FastJavaByteArrayEnumerator"/> in an unusable state. After calling
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/// <see cref="Dispose"/>, you must release all references to the
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/// <see cref="T:ApxLabs.FastAndroidCamera.FastJavaByteArrayEnumerator"/> so the garbage collector can reclaim the
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/// memory that the <see cref="T:ApxLabs.FastAndroidCamera.FastJavaByteArrayEnumerator"/> was occupying.</remarks>
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public void Dispose()
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{
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}
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/// <summary>
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/// Advances the enumerator to the next element of the collection.
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/// </summary>
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/// <returns><c>true</c> if the enumerator was successfully advanced to the next element; <c>false</c> if the enumerator has passed the end of the collection.</returns>
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public bool MoveNext()
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{
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if (_idx > _arr.Count)
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return false;
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++_idx;
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return _idx < _arr.Count;
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}
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/// <summary>
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/// Sets the enumerator to its initial position, which is before the first element in the collection.
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/// </summary>
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public void Reset()
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{
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_idx = 0;
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}
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#region IEnumerator implementation
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/// <summary>
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/// Gets the current element in the collection.
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/// </summary>
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/// <value>The system. collections. IE numerator. current.</value>
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object System.Collections.IEnumerator.Current
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{
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get
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{
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byte retval;
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unsafe
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{
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// get value from pointer
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retval = _arr.Raw[_idx];
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}
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return retval;
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}
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}
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#endregion
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FastJavaByteArray _arr;
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int _idx;
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}
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}
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