84 lines
2.6 KiB
C#
84 lines
2.6 KiB
C#
#region Copyright & License Information
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/*
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* Copyright 2007-2013 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.IO;
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using System.Linq;
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using System.Xml;
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using OpenRA.FileFormats;
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using OpenRA.Traits;
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namespace OpenRA.Graphics
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{
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public static class CursorProvider
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{
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static HardwarePalette Palette;
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static Dictionary<string, CursorSequence> cursors;
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public static void Initialize(string[] sequenceFiles)
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{
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cursors = new Dictionary<string, CursorSequence>();
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var sequences = new MiniYaml(null, sequenceFiles.Select(s => MiniYaml.FromFile(s)).Aggregate(MiniYaml.MergeLiberal));
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int[] ShadowIndex = { };
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if (sequences.NodesDict.ContainsKey("ShadowIndex"))
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{
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Array.Resize(ref ShadowIndex, ShadowIndex.Length + 1);
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int.TryParse(sequences.NodesDict["ShadowIndex"].Value, out ShadowIndex[ShadowIndex.Length - 1]);
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}
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Palette = new HardwarePalette();
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foreach (var p in sequences.NodesDict["Palettes"].Nodes)
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Palette.AddPalette(p.Key, new Palette(FileSystem.Open(p.Value.Value), ShadowIndex), false);
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foreach (var s in sequences.NodesDict["Cursors"].Nodes)
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LoadSequencesForCursor(s.Key, s.Value);
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Palette.Initialize();
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}
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static void LoadSequencesForCursor(string cursorSrc, MiniYaml cursor)
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{
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Game.modData.LoadScreen.Display();
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foreach (var sequence in cursor.Nodes)
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cursors.Add(sequence.Key, new CursorSequence(cursorSrc, cursor.Value, sequence.Value));
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}
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public static bool HasCursorSequence(string cursor)
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{
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return cursors.ContainsKey(cursor);
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}
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public static void DrawCursor(Renderer renderer, string cursorName, int2 lastMousePos, int cursorFrame)
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{
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var cursorSequence = GetCursorSequence(cursorName);
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var cursorSprite = cursorSequence.GetSprite(cursorFrame);
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renderer.SetPalette(Palette);
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renderer.SpriteRenderer.DrawSprite(cursorSprite,
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lastMousePos - cursorSequence.Hotspot,
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Palette.GetPaletteIndex(cursorSequence.Palette),
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cursorSprite.size);
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}
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public static CursorSequence GetCursorSequence(string cursor)
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{
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try { return cursors[cursor]; }
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catch (KeyNotFoundException)
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{
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throw new InvalidOperationException(
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"Cursor does not have a sequence `{0}`".F(cursor));
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}
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}
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}
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}
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