118 lines
3.4 KiB
C#
118 lines
3.4 KiB
C#
#region Copyright & License Information
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/*
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* Copyright 2007,2009,2010 Chris Forbes, Robert Pepperell, Matthew Bowra-Dean, Paul Chote, Alli Witheford.
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* This file is part of OpenRA.
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*
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* OpenRA is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* OpenRA is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with OpenRA. If not, see <http://www.gnu.org/licenses/>.
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*/
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#endregion
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using System.Collections.Generic;
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using System.Linq;
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using OpenRA.GameRules;
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using OpenRA.Traits;
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namespace OpenRA.Mods.RA
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{
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class BridgeLayerInfo : TraitInfo<BridgeLayer> { }
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class BridgeLayer : ILoadWorldHook, ICustomTerrain
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{
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// for tricky things like bridges.
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Bridge[,] customTerrain;
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void MakeBridges(World w)
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{
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var tl = w.Map.TopLeft;
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var br = w.Map.BottomRight;
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for (int i = tl.X; i < br.X; i++)
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for (int j = tl.Y; j < br.Y; j++)
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if (IsBridge(w, w.Map.MapTiles[i, j].type))
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ConvertBridgeToActor(w, i, j);
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foreach (var b in w.Actors.SelectMany(a => a.traits.WithInterface<Bridge>()))
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b.FinalizeBridges(w, customTerrain);
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}
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void ConvertBridgeToActor(World w, int i, int j)
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{
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Log.Write("Converting bridge at {0} {1}",i,j);
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var tile = w.Map.MapTiles[i, j].type;
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var image = w.Map.MapTiles[i, j].image;
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var template = w.TileSet.walk[tile];
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// base position of the tile
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var ni = i - image % template.Size.X;
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var nj = j - image / template.Size.X;
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var replacedTiles = new Dictionary<int2, int>();
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for (var x = ni; x < ni + template.Size.X; x++)
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for (var y = nj; y < nj + template.Size.Y; y++)
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{
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var n = (x - ni) + template.Size.X * (y - nj);
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if (!template.TerrainType.ContainsKey(n)) continue;
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if (w.Map.IsInMap(x, y))
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if (w.Map.MapTiles[x, y].type == tile
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&& w.Map.MapTiles[x, y].index == n)
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{
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// stash it
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replacedTiles[new int2(x, y)] = w.Map.MapTiles[x, y].index;
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// remove the tile from the actual map
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w.Map.MapTiles[x, y].type = 0xfffe;
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w.Map.MapTiles[x, y].index = 0;
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w.Map.MapTiles[x, y].image = 0;
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}
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}
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if (replacedTiles.Any())
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{
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var a = w.CreateActor(template.Bridge, new int2(ni, nj), w.WorldActor.Owner);
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var br = a.traits.Get<Bridge>();
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foreach (var t in replacedTiles.Keys)
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customTerrain[t.X, t.Y] = br;
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br.SetTiles(w, template, replacedTiles);
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}
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}
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public float GetCost(int2 p, UnitMovementType umt)
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{
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if (customTerrain[p.X, p.Y] != null)
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return customTerrain[p.X,p.Y].GetCost(p,umt);
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return 1f;
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}
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public float GetSpeedModifier(int2 p, UnitMovementType umt)
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{
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if (customTerrain[p.X, p.Y] != null)
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return customTerrain[p.X,p.Y].GetSpeedModifier(p,umt);
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return 1f;
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}
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static bool IsBridge(World w, ushort t)
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{
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return w.TileSet.walk[t].Bridge != null;
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}
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public void WorldLoaded(World w)
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{
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customTerrain = new Bridge[w.Map.MapSize.X, w.Map.MapSize.Y];
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MakeBridges(w);
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}
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}
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}
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