97 lines
2.6 KiB
C#
97 lines
2.6 KiB
C#
#region Copyright & License Information
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/*
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* Copyright 2007-2011 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.Xml;
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using System.Collections.Generic;
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using OpenRA.FileFormats;
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namespace OpenRA.Graphics
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{
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public class Sequence
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{
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readonly Sprite[] sprites;
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readonly int start, length, facings, tick;
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public readonly string Name;
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public int Start { get { return start; } }
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public int End { get { return start + length; } }
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public int Length { get { return length; } }
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public int Facings { get { return facings; } }
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public int Tick { get { return tick; } }
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string srcOverride;
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public Sequence(string unit, string name, MiniYaml info)
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{
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srcOverride = info.Value;
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Name = name;
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var d = info.NodesDict;
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sprites = Game.modData.SpriteLoader.LoadAllSprites(srcOverride ?? unit);
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start = int.Parse(d["Start"].Value);
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if (!d.ContainsKey("Length"))
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length = 1;
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else if (d["Length"].Value == "*")
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length = sprites.Length - Start;
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else
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length = int.Parse(d["Length"].Value);
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if(d.ContainsKey("Facings"))
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facings = int.Parse(d["Facings"].Value);
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else
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facings = 1;
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if(d.ContainsKey("Tick"))
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tick = int.Parse(d["Tick"].Value);
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else
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tick = 40;
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if (start < 0 || start + facings * length > sprites.Length)
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throw new InvalidOperationException(
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"{6}: Sequence {0}.{1} uses frames [{2}..{3}] of SHP `{4}`, but only 0..{5} actually exist"
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.F(unit, name, start, start + facings * length - 1, srcOverride ?? unit, sprites.Length - 1,
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info.Nodes[0].Location));
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}
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public MiniYaml Save()
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{
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var root = new List<MiniYamlNode>();
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root.Add(new MiniYamlNode("Start", start.ToString()));
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if (length > 1 && (start != 0 || length != sprites.Length - start))
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root.Add(new MiniYamlNode("Length", length.ToString()));
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else if (length > 1 && length == sprites.Length - start)
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root.Add(new MiniYamlNode("Length", "*"));
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if (facings > 1)
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root.Add(new MiniYamlNode("Facings", facings.ToString()));
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if (tick != 40)
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root.Add(new MiniYamlNode("Tick", tick.ToString()));
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return new MiniYaml(srcOverride, root);
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}
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public Sprite GetSprite( int frame )
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{
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return GetSprite( frame, 0 );
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}
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public Sprite GetSprite(int frame, int facing)
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{
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var f = Traits.Util.QuantizeFacing( facing, facings );
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return sprites[ (f * length) + ( frame % length ) + start ];
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}
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}
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}
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