Colin McMillen
4 years ago
4 changed files with 86 additions and 4 deletions
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using System.Collections; |
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using System.Collections.Generic; |
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namespace SemiColinGames { |
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// An IList<T>, backed by a List<T>, that prints out a debug message any time that the Capacity
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// of the underlying List changes.
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public class ProfilingList<T> : IList<T> { |
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private List<T> items; |
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private int previousCapacity; |
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private string name; |
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public ProfilingList(int capacity, string name) { |
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items = new List<T>(capacity); |
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previousCapacity = capacity; |
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this.name = name; |
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} |
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public void Add(T item) { |
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items.Add(item); |
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if (items.Capacity != previousCapacity) { |
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Debug.WriteLine($"{name} capacity: {previousCapacity} -> {items.Capacity}"); |
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previousCapacity = items.Capacity; |
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} |
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} |
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public void Insert(int index, T item) { |
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items.Insert(index, item); |
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if (items.Capacity != previousCapacity) { |
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Debug.WriteLine($"{name} capacity: {previousCapacity} -> {items.Capacity}"); |
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previousCapacity = items.Capacity; |
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} |
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} |
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public bool IsReadOnly { |
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get { return false; } |
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} |
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// Everything below this point is boilerplate delegation to the underlying list.
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public void Clear() { |
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items.Clear(); |
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} |
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public bool Contains(T item) { |
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return items.Contains(item); |
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} |
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public int Count { |
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get => items.Count; |
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} |
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public int IndexOf(T item) { |
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return items.IndexOf(item); |
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} |
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public bool Remove(T item) { |
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return items.Remove(item); |
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} |
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public void CopyTo(T[] array, int arrayIndex) { |
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items.CopyTo(array, arrayIndex); |
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} |
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public void RemoveAt(int index) { |
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items.RemoveAt(index); |
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} |
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public T this[int index] { |
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get { return items[index]; } |
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set { items[index] = value; } |
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} |
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public IEnumerator<T> GetEnumerator() { |
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return items.GetEnumerator(); |
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} |
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IEnumerator IEnumerable.GetEnumerator() { |
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return items.GetEnumerator(); |
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} |
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} |
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} |
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