346 lines
10 KiB
C#
346 lines
10 KiB
C#
#region Copyright & License Information
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/*
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* Copyright 2007-2010 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 LICENSE.
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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.IO;
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using System.Linq;
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using System.Reflection;
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using System.Security.Cryptography;
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using OpenRA.FileFormats;
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namespace OpenRA
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{
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public class Map : MapStub
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{
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// Yaml map data
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[FieldLoader.Load] public int MapFormat;
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public Dictionary<string, PlayerReference> Players = new Dictionary<string, PlayerReference>();
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public Dictionary<string, ActorReference> Actors = new Dictionary<string, ActorReference>();
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public List<SmudgeReference> Smudges = new List<SmudgeReference>();
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// Rules overrides
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public List<MiniYamlNode> Rules = new List<MiniYamlNode>();
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// Sequences overrides
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public List<MiniYamlNode> Sequences = new List<MiniYamlNode>();
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// Weapon overrides
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public List<MiniYamlNode> Weapons = new List<MiniYamlNode>();
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// Voices overrides
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public List<MiniYamlNode> Voices = new List<MiniYamlNode>();
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// Binary map data
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public byte TileFormat = 1;
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[FieldLoader.Load] public int2 MapSize;
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public TileReference<ushort, byte>[,] MapTiles;
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public TileReference<byte, byte>[,] MapResources;
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public string [,] CustomTerrain;
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public Map()
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{
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// Do nothing; not a valid map (editor hack)
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}
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public Map(string tileset)
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{
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MapSize = new int2(1, 1);
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Tileset = tileset;
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MapResources = new TileReference<byte, byte>[1, 1];
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var tile = OpenRA.Rules.TileSets[Tileset].Templates.First();
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MapTiles = new TileReference<ushort, byte>[1, 1]
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{ { new TileReference<ushort, byte> {
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type = tile.Key,
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image = (byte)(tile.Value.PickAny ? 0xffu : 0),
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index = (byte)(tile.Value.PickAny ? 0xffu : 0) } } };
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PlayerCount = 0;
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ResizeCordon(0,0,0,0);
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Title = "Name your map here";
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Description = "Describe your map here";
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Author = "Your name here";
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}
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class Format2ActorReference
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{
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public string Id = null;
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public string Type = null;
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public int2 Location = int2.Zero;
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public string Owner = null;
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}
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public Map(MapStub stub) : this(stub.Container) {}
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public Map(IFolder package)
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: base(package)
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{
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var yaml = new MiniYaml( null, MiniYaml.FromStream( Container.GetContent( "map.yaml" ) ) );
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// 'Simple' metadata
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FieldLoader.Load( this, yaml );
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// Players & Actors -- this has changed several times.
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// - Be backwards compatible wherever possible.
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// - Loading a map then saving it out upgrades to latest.
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// Minimum criteria for dropping a format:
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// - There are no maps of this format left in tree
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switch (MapFormat)
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{
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case 1:
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{
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Players.Add("Neutral", new PlayerReference("Neutral", "allies", true, true));
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int actors = 0;
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foreach (var kv in yaml.NodesDict["Actors"].NodesDict)
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{
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string[] vals = kv.Value.Value.Split(' ');
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string[] loc = vals[2].Split(',');
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Actors.Add("Actor" + actors++, new ActorReference(vals[0])
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{
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new LocationInit( new int2( int.Parse( loc[ 0 ] ), int.Parse( loc[ 1 ] ) ) ),
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new OwnerInit( "Neutral" ),
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});
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}
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} break;
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case 2:
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{
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foreach (var kv in yaml.NodesDict["Players"].NodesDict)
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{
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var player = new PlayerReference(kv.Value);
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Players.Add(player.Name, player);
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}
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foreach (var kv in yaml.NodesDict["Actors"].NodesDict)
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{
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var oldActorReference = FieldLoader.Load<Format2ActorReference>(kv.Value);
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Actors.Add(oldActorReference.Id, new ActorReference(oldActorReference.Type)
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{
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new LocationInit( oldActorReference.Location ),
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new OwnerInit( oldActorReference.Owner )
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});
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}
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} break;
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case 3:
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{
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foreach (var kv in yaml.NodesDict["Players"].NodesDict)
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{
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var player = new PlayerReference(kv.Value);
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Players.Add(player.Name, player);
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}
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foreach (var kv in yaml.NodesDict["Actors"].NodesDict)
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Actors.Add(kv.Key, new ActorReference(kv.Value.Value, kv.Value.NodesDict));
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} break;
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default:
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throw new InvalidDataException("Map format {0} is not supported.".F(MapFormat));
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}
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/* hack: make some slots. */
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if (!Players.Any(p => p.Value.Playable))
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{
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for (int index = 0; index < Waypoints.Count; index++)
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{
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var p = new PlayerReference
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{
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Name = "Multi{0}".F(index),
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Race = "Random",
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Playable = true,
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DefaultStartingUnits = true
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};
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Players.Add(p.Name, p);
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}
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}
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// Smudges
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foreach (var kv in yaml.NodesDict["Smudges"].NodesDict)
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{
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string[] vals = kv.Key.Split(' ');
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string[] loc = vals[1].Split(',');
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Smudges.Add(new SmudgeReference(vals[0], new int2(int.Parse(loc[0]), int.Parse(loc[1])), int.Parse(vals[2])));
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}
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// Rules
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Rules = yaml.NodesDict["Rules"].Nodes;
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// Sequences
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Sequences = (yaml.NodesDict.ContainsKey("Sequences")) ? yaml.NodesDict["Sequences"].Nodes : new List<MiniYamlNode>();
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// Weapons
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Weapons = (yaml.NodesDict.ContainsKey("Weapons")) ? yaml.NodesDict["Weapons"].Nodes : new List<MiniYamlNode>();
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// Voices
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Voices = (yaml.NodesDict.ContainsKey("Voices")) ? yaml.NodesDict["Voices"].Nodes : new List<MiniYamlNode>();
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CustomTerrain = new string[MapSize.X, MapSize.Y];
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LoadBinaryData();
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}
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public void Save(string filepath)
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{
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// Todo: save to a zip file in the support dir by default
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MapFormat = 3;
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var root = new List<MiniYamlNode>();
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foreach (var field in new string[] {"Selectable", "MapFormat", "Title", "Description", "Author", "PlayerCount", "Tileset", "MapSize", "TopLeft", "BottomRight"})
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{
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FieldInfo f = this.GetType().GetField(field);
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if (f.GetValue(this) == null) continue;
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root.Add( new MiniYamlNode( field, FieldSaver.FormatValue( this, f ) ) );
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}
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root.Add( new MiniYamlNode( "Players", null,
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Players.Select( p => new MiniYamlNode(
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"PlayerReference@{0}".F( p.Key ),
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FieldSaver.Save( p.Value ) ) ).ToList() ) );
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root.Add( new MiniYamlNode( "Actors", null,
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Actors.Select( x => new MiniYamlNode(
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x.Key,
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x.Value.Save() ) ).ToList() ) );
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root.Add(new MiniYamlNode("Waypoints", MiniYaml.FromDictionary<string, int2>( Waypoints )));
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root.Add(new MiniYamlNode("Smudges", MiniYaml.FromList<SmudgeReference>( Smudges )));
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root.Add(new MiniYamlNode("Rules", null, Rules));
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root.Add(new MiniYamlNode("Sequences", null, Sequences));
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root.Add(new MiniYamlNode("Weapons", null, Weapons));
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root.Add(new MiniYamlNode("Voices", null, Voices));
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Dictionary<string, byte[]> entries = new Dictionary<string, byte[]>();
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entries.Add("map.bin", SaveBinaryData());
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var s = root.WriteToString();
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entries.Add("map.yaml", System.Text.Encoding.UTF8.GetBytes(s));
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Container.Write(entries);
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}
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static byte ReadByte(Stream s)
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{
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int ret = s.ReadByte();
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if (ret == -1)
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throw new NotImplementedException();
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return (byte)ret;
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}
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static ushort ReadWord(Stream s)
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{
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ushort ret = ReadByte(s);
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ret |= (ushort)(ReadByte(s) << 8);
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return ret;
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}
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public void LoadBinaryData()
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{
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using (var dataStream = Container.GetContent("map.bin"))
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{
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if (ReadByte(dataStream) != 1)
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throw new InvalidDataException("Unknown binary map format");
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// Load header info
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var width = ReadWord(dataStream);
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var height = ReadWord(dataStream);
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if (width != MapSize.X || height != MapSize.Y)
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throw new InvalidDataException("Invalid tile data");
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MapTiles = new TileReference<ushort, byte>[MapSize.X, MapSize.Y];
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MapResources = new TileReference<byte, byte>[MapSize.X, MapSize.Y];
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// Load tile data
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for (int i = 0; i < MapSize.X; i++)
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for (int j = 0; j < MapSize.Y; j++)
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{
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ushort tile = ReadWord(dataStream);
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byte index = ReadByte(dataStream);
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byte image = (index == byte.MaxValue) ? (byte)(i % 4 + (j % 4) * 4) : index;
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MapTiles[i, j] = new TileReference<ushort, byte>(tile, index, image);
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}
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// Load resource data
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for (int i = 0; i < MapSize.X; i++)
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for (int j = 0; j < MapSize.Y; j++)
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MapResources[i, j] = new TileReference<byte, byte>(ReadByte(dataStream), ReadByte(dataStream));
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}
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}
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public byte[] SaveBinaryData()
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{
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MemoryStream dataStream = new MemoryStream();
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using (var writer = new BinaryWriter(dataStream))
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{
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// File header consists of a version byte, followed by 2 ushorts for width and height
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writer.Write(TileFormat);
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writer.Write((ushort)MapSize.X);
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writer.Write((ushort)MapSize.Y);
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// Tile data
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for (int i = 0; i < MapSize.X; i++)
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for (int j = 0; j < MapSize.Y; j++)
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{
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writer.Write(MapTiles[i, j].type);
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writer.Write(MapTiles[i, j].index);
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}
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// Resource data
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for (int i = 0; i < MapSize.X; i++)
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for (int j = 0; j < MapSize.Y; j++)
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{
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writer.Write(MapResources[i, j].type);
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writer.Write(MapResources[i, j].index);
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}
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}
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return dataStream.ToArray();
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}
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public bool IsInMap(int2 xy)
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{
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return IsInMap(xy.X, xy.Y);
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}
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public bool IsInMap(int x, int y)
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{
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return Bounds.Contains(x,y);
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}
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static T[,] ResizeArray<T>(T[,] ts, T t, int width, int height)
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{
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var result = new T[width, height];
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for (var i = 0; i < width; i++)
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for (var j = 0; j < height; j++)
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result[i, j] = i <= ts.GetUpperBound(0) && j <= ts.GetUpperBound(1)
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? ts[i, j] : t;
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return result;
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}
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public void Resize(int width, int height) // editor magic.
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{
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MapTiles = ResizeArray(MapTiles, MapTiles[0, 0], width, height);
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MapResources = ResizeArray(MapResources, MapResources[0, 0], width, height);
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MapSize = new int2(width, height);
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}
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public void ResizeCordon(int left, int top, int right, int bottom)
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{
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TopLeft = new int2(left, top);
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BottomRight = new int2(right, bottom);
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Bounds = Rectangle.FromLTRB(TopLeft.X, TopLeft.Y, BottomRight.X, BottomRight.Y);
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}
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}
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}
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