70 lines
1.9 KiB
C#
70 lines
1.9 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;
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using System.Collections.Generic;
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using System.Drawing;
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using System.Linq;
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using OpenRA.FileSystem;
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namespace OpenRA.Graphics
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{
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public class Theater
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{
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SheetBuilder sheetBuilder;
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Dictionary<ushort, Sprite[]> templates;
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Sprite missingTile;
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public Theater(TileSet tileset)
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{
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var allocated = false;
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Func<Sheet> allocate = () =>
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{
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if (allocated)
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throw new SheetOverflowException("Terrain sheet overflow. Try increasing the tileset SheetSize parameter.");
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allocated = true;
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return new Sheet(new Size(tileset.SheetSize, tileset.SheetSize), true);
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};
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sheetBuilder = new SheetBuilder(SheetType.Indexed, allocate);
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templates = new Dictionary<ushort, Sprite[]>();
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// We manage the SheetBuilder ourselves, to avoid loading all of the tileset images
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var spriteLoader = new SpriteLoader(tileset.Extensions, null);
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foreach (var t in tileset.Templates)
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{
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var allFrames = spriteLoader.LoadAllFrames(t.Value.Image);
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var frames = t.Value.Frames != null ? t.Value.Frames.Select(f => allFrames[f]).ToArray() : allFrames;
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templates.Add(t.Value.Id, frames.Select(f => sheetBuilder.Add(f)).ToArray());
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}
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// 1x1px transparent tile
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missingTile = sheetBuilder.Add(new byte[1], new Size(1, 1));
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Sheet.ReleaseBuffer();
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}
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public Sprite TileSprite(TerrainTile r)
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{
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Sprite[] template;
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if (!templates.TryGetValue(r.Type, out template))
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return missingTile;
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if (r.Index >= template.Length)
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return missingTile;
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return template[r.Index];
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}
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public Sheet Sheet { get { return sheetBuilder.Current; } }
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}
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}
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