Files
OpenRA/OpenRA.Game/Graphics/CursorProvider.cs
Matthias Mailänder acc8cd1e5e fixes #2885 forgot to enable the cursor palette before drawing
split HardwarePalette.Update into two functions, closes #2847
2013-04-06 08:44:32 +02:00

84 lines
2.6 KiB
C#

#region Copyright & License Information
/*
* Copyright 2007-2013 The OpenRA Developers (see AUTHORS)
* This file is part of OpenRA, which is free software. It is made
* available to you under the terms of the GNU General Public License
* as published by the Free Software Foundation. For more information,
* see COPYING.
*/
#endregion
using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Xml;
using OpenRA.FileFormats;
using OpenRA.Traits;
namespace OpenRA.Graphics
{
public static class CursorProvider
{
static HardwarePalette Palette;
static Dictionary<string, CursorSequence> cursors;
public static void Initialize(string[] sequenceFiles)
{
cursors = new Dictionary<string, CursorSequence>();
var sequences = new MiniYaml(null, sequenceFiles.Select(s => MiniYaml.FromFile(s)).Aggregate(MiniYaml.MergeLiberal));
int[] ShadowIndex = { };
if (sequences.NodesDict.ContainsKey("ShadowIndex"))
{
Array.Resize(ref ShadowIndex, ShadowIndex.Length + 1);
int.TryParse(sequences.NodesDict["ShadowIndex"].Value, out ShadowIndex[ShadowIndex.Length - 1]);
}
Palette = new HardwarePalette();
foreach (var p in sequences.NodesDict["Palettes"].Nodes)
Palette.AddPalette(p.Key, new Palette(FileSystem.Open(p.Value.Value), ShadowIndex), false);
foreach (var s in sequences.NodesDict["Cursors"].Nodes)
LoadSequencesForCursor(s.Key, s.Value);
Palette.Initialize();
}
static void LoadSequencesForCursor(string cursorSrc, MiniYaml cursor)
{
Game.modData.LoadScreen.Display();
foreach (var sequence in cursor.Nodes)
cursors.Add(sequence.Key, new CursorSequence(cursorSrc, cursor.Value, sequence.Value));
}
public static bool HasCursorSequence(string cursor)
{
return cursors.ContainsKey(cursor);
}
public static void DrawCursor(Renderer renderer, string cursorName, int2 lastMousePos, int cursorFrame)
{
var cursorSequence = GetCursorSequence(cursorName);
var cursorSprite = cursorSequence.GetSprite(cursorFrame);
renderer.SetPalette(Palette);
renderer.SpriteRenderer.DrawSprite(cursorSprite,
lastMousePos - cursorSequence.Hotspot,
Palette.GetPaletteIndex(cursorSequence.Palette),
cursorSprite.size);
}
public static CursorSequence GetCursorSequence(string cursor)
{
try { return cursors[cursor]; }
catch (KeyNotFoundException)
{
throw new InvalidOperationException(
"Cursor does not have a sequence `{0}`".F(cursor));
}
}
}
}