19072775d4
- Updated implementations to return a ReadOnlyList around an array (to reduce wasted memory from exposing lists or lazy enumerators around lists). - Protect non-public ISpriteFrame classes by making them inner classes to prevent casting. - Added an AsReadOnly extension method for lists.
53 lines
1.3 KiB
C#
53 lines
1.3 KiB
C#
#region Copyright & License Information
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/*
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* Copyright 2007-2014 The OpenRA Developers (see AUTHORS)
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* This file is part of OpenRA, which is free software. It is made
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* available to you under the terms of the GNU General Public License
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* as published by the Free Software Foundation. For more information,
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* see COPYING.
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*/
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#endregion
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using System.Drawing;
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using System.IO;
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using OpenRA.Graphics;
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namespace OpenRA.FileFormats
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{
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public class TmpRAReader : ISpriteSource
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{
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public IReadOnlyList<ISpriteFrame> Frames { get; private set; }
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public bool CacheWhenLoadingTileset { get { return false; } }
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public TmpRAReader(Stream s)
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{
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var width = s.ReadUInt16();
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var height = s.ReadUInt16();
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var size = new Size(width, height);
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s.Position += 12;
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var imgStart = s.ReadUInt32();
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s.Position += 8;
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var indexEnd = s.ReadInt32();
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s.Position += 4;
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var indexStart = s.ReadInt32();
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s.Position = indexStart;
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var count = indexEnd - indexStart;
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var tiles = new TmpTile[count];
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Frames = tiles.AsReadOnly();
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var tilesIndex = 0;
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foreach (var b in s.ReadBytes(count))
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{
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if (b != 255)
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{
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s.Position = imgStart + b * width * height;
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tiles[tilesIndex++] = new TmpTile(s.ReadBytes(width * height), size);
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}
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else
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tiles[tilesIndex++] = new TmpTile(null, size);
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}
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}
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}
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}
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