69 lines
2.0 KiB
C#
69 lines
2.0 KiB
C#
#region Copyright & License Information
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/*
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* Copyright (c) The OpenRA Developers and Contributors
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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, either version 3 of
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* the License, or (at your option) any later version. For more
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* information, see COPYING.
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*/
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#endregion
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using System.Linq;
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namespace OpenRA.Graphics
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{
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public class CursorSequence
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{
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public readonly string Name;
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public readonly int Start;
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public readonly int Length;
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public readonly string Palette;
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public readonly int2 Hotspot;
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public readonly ISpriteFrame[] Frames;
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public CursorSequence(FrameCache cache, string name, string cursorSrc, string palette, MiniYaml info)
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{
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var d = info.ToDictionary();
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Start = Exts.ParseInt32Invariant(d["Start"].Value);
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Palette = palette;
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Name = name;
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var cursorSprites = cache[cursorSrc];
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Frames = cursorSprites.Skip(Start).ToArray();
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if ((d.TryGetValue("Length", out var yaml) && yaml.Value == "*") ||
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(d.TryGetValue("End", out yaml) && yaml.Value == "*"))
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Length = Frames.Length;
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else if (d.TryGetValue("Length", out yaml))
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Length = Exts.ParseInt32Invariant(yaml.Value);
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else if (d.TryGetValue("End", out yaml))
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Length = Exts.ParseInt32Invariant(yaml.Value) - Start;
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else
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Length = 1;
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Frames = Frames.Take(Length).ToArray();
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if (Start > cursorSprites.Length)
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throw new YamlException($"Cursor {name}: {nameof(Start)} is greater than the length of the sprite sequence.");
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if (Length > cursorSprites.Length)
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throw new YamlException($"Cursor {name}: {nameof(Length)} is greater than the length of the sprite sequence.");
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if (d.TryGetValue("X", out yaml))
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{
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Exts.TryParseInt32Invariant(yaml.Value, out var x);
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Hotspot = Hotspot.WithX(x);
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}
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if (d.TryGetValue("Y", out yaml))
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{
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Exts.TryParseInt32Invariant(yaml.Value, out var y);
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Hotspot = Hotspot.WithY(y);
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}
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}
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}
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}
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