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using System.Collections.Generic;
using System.Text.Json.Serialization;
using Godot;
using static TerrainPeering;
/// <summary>
/// 地形配置数据, 数据都为 int 数组, 下标0和1分别代表x和y, 单位: 像素
/// </summary>
public class TileSetTerrainInfo : IClone<TileSetTerrainInfo>
{
public const byte TerrainLayerType = 1;
public const byte MiddleLayerType = 2;
public const byte FloorLayerType = 3;
/// <summary>
/// 地形名称
/// </summary>
[JsonInclude]
public string Name;
//type = 3
/// <summary>
/// 地板 (1块) type = 3
/// </summary>
[JsonInclude] public Dictionary<uint, int[]> F;
/// <summary>
/// 侧方墙壁 (4块) type = 2
/// </summary>
[JsonInclude] public Dictionary<uint, int[]> M;
/// <summary>
/// 自动平铺地形 (47块/13块) type = 1
/// </summary>
[JsonInclude] public Dictionary<uint, int[]> T;
/// <summary>
/// 地形类型, 0: 3x3地形, 1: 2x2地形
/// </summary>
[JsonInclude]
public byte TerrainType;
public void InitData()
{
TerrainType = 0;
F = new Dictionary<uint, int[]>();
M = new Dictionary<uint, int[]>();
T = new Dictionary<uint, int[]>();
}
public TileSetTerrainInfo Clone()
{
var terrainInfo = new TileSetTerrainInfo();
terrainInfo.InitData();
terrainInfo.Name = Name;
foreach (var pair in T)
{
terrainInfo.T.Add(pair.Key, new []{ pair.Value[0], pair.Value[1] });
}
foreach (var pair in M)
{
terrainInfo.M.Add(pair.Key, new []{ pair.Value[0], pair.Value[1] });
}
foreach (var pair in F)
{
terrainInfo.F.Add(pair.Key, new []{ pair.Value[0], pair.Value[1] });
}
terrainInfo.TerrainType = TerrainType;
return terrainInfo;
}
/// <summary>
/// 返回这个TileSet地形是否可以正常使用了
/// </summary>
/// <returns></returns>
public bool CanUse()
{
if (TerrainType == 0)
{
if (T == null || T.Count != 47)
{
return false;
}
}
else
{
if (T == null || T.Count != 13)
{
return false;
}
}
return M != null && M.Count == 4 && F != null && F.Count == 1;
}
/// <summary>
/// 将存储的坐标数据转换成 Vector2I 对象, 返回的 Vector2I 单位: 格
/// </summary>
public Vector2I GetPosition(int[] ints)
{
return new Vector2I(ints[0] / GameConfig.TileCellSize, ints[1] / GameConfig.TileCellSize);
}
/// <summary>
/// 将地形掩码中的坐标转换为索引。
/// </summary>
/// <param name="bitCoords">地形坐标</param>
/// <param name="type">地形类型</param>
public int TerrainCoordsToIndex(Vector2I bitCoords, byte type)
{
if (type == TerrainLayerType)
{
return bitCoords.Y * GameConfig.TerrainBit3x3.X + bitCoords.X;
}
else if (type == MiddleLayerType)
{
return bitCoords.Y * GameConfig.TerrainBitMiddle.X + bitCoords.X;
}
else if (type == FloorLayerType)
{
return bitCoords.Y * GameConfig.TerrainBitFloor.X + bitCoords.X;
}
return -1;
}
/// <summary>
/// 将地掩码值转换为索引值
/// </summary>
/// <param name="bit">地形掩码值</param>
/// <param name="type">地形类型</param>
public int TerrainBitToIndex(uint bit, byte type)
{
if (type == TerrainLayerType) //顶部墙壁
{
if (TerrainType == 0) //47格
{
switch (bit)
{
case Center | Bottom: return 0;
case Center | Right | Bottom: return 1;
case Left | Center | Right | Bottom: return 2;
case Left | Center | Bottom: return 3;
case LeftTop | Top | Left | Center | Right | Bottom: return 4;
case Left | Center | Right | Bottom | RightBottom: return 5;
case Left | Center | Right | LeftBottom | Bottom: return 6;
case Top | RightTop | Left | Center | Right | Bottom: return 7;
case Center | Right | Bottom | RightBottom: return 8;
case Top | Left | Center | Right | LeftBottom | Bottom | RightBottom: return 9;
case Left | Center | Right | LeftBottom | Bottom | RightBottom: return 10;
case Left | Center | LeftBottom | Bottom: return 11;
case Top | Center | Bottom: return 12;
case Top | Center | Right | Bottom: return 13;
case Top | Left | Center | Right | Bottom: return 14;
case Top | Left | Center | Bottom: return 15;
case Top | Center | Right | Bottom | RightBottom: return 16;
case Top | RightTop | Left | Center | Right | LeftBottom | Bottom | RightBottom: return 17;
case LeftTop | Top | Left | Center | Right | LeftBottom | Bottom | RightBottom: return 18;
case Top | Left | Center | LeftBottom | Bottom: return 19;
case Top | RightTop | Center | Right | Bottom | RightBottom: return 20;
case Top | RightTop | Left | Center | Right | LeftBottom | Bottom: return 21;
case LeftTop | Top | Left | Center | Right | LeftBottom | Bottom: return 23;
case Top | Center: return 24;
case Top | Center | Right: return 25;
case Top | Left | Center | Right: return 26;
case Top | Left | Center: return 27;
case Top | RightTop | Center | Right | Bottom: return 28;
case LeftTop | Top | RightTop | Left | Center | Right | Bottom | RightBottom: return 29;
case LeftTop | Top | RightTop | Left | Center | Right | LeftBottom | Bottom: return 30;
case LeftTop | Top | Left | Center | Bottom: return 31;
case Top | RightTop | Left | Center | Right | Bottom | RightBottom: return 32;
case LeftTop | Top | RightTop | Left | Center | Right | LeftBottom | Bottom | RightBottom: return 33;
case LeftTop | Top | Left | Center | Right | Bottom | RightBottom: return 34;
case LeftTop | Top | Left | Center | LeftBottom | Bottom: return 35;
case Center: return 36;
case Center | Right: return 37;
case Left | Center | Right: return 38;
case Left | Center: return 39;
case Top | Left | Center | Right | LeftBottom | Bottom: return 40;
case Top | RightTop | Left | Center | Right: return 41;
case LeftTop | Top | Left | Center | Right: return 42;
case Top | Left | Center | Right | Bottom | RightBottom: return 43;
case Top | RightTop | Center | Right: return 44;
case LeftTop | Top | RightTop | Left | Center | Right: return 45;
case LeftTop | Top | RightTop | Left | Center | Right | Bottom: return 46;
case LeftTop | Top | Left | Center: return 47;
}
}
else if (TerrainType == 1) //13格
{
switch (bit)
{
//第一排
case Center | RightBottom: return 0;
case Center | RightBottom | LeftBottom: return 1;
case Center | LeftBottom: return 2;
case Center | LeftTop | RightTop | LeftBottom: return 3;
case Center | LeftTop | RightTop | RightBottom: return 4;
//第二排
case Center | RightTop | RightBottom: return 5;
case Center | LeftTop | LeftBottom | RightTop | RightBottom: return 6;
case Center | LeftTop | LeftBottom: return 7;
case Center | LeftTop | LeftBottom | RightBottom: return 8;
case Center | RightTop | LeftBottom | RightBottom: return 9;
//第三排
case Center | RightTop: return 10;
case Center | LeftTop | RightTop: return 11;
case Center | LeftTop: return 12;
}
}
}
else if (type == MiddleLayerType)
{
if (bit < 4)
{
return (int)bit;
}
}
else if (type == FloorLayerType)
{
if (bit == 0)
{
return 0;
}
}
return -1;
}
/// <summary>
/// 根据给定的索引和类型计算地形掩码值。
/// </summary>
/// <param name="index">用于确定地形掩码的索引。</param>
/// <param name="type">要计算地形位值的图层类型。</param>
/// <returns></returns>
public uint IndexToTerrainBit(int index, byte type)
{
if (type == TerrainLayerType) //顶部墙壁
{
if (TerrainType == 0) //47格
{
switch (index)
{
case 0: return Center | Bottom;
case 1: return Center | Right | Bottom;
case 2: return Left | Center | Right | Bottom;
case 3: return Left | Center | Bottom;
case 4: return LeftTop | Top | Left | Center | Right | Bottom;
case 5: return Left | Center | Right | Bottom | RightBottom;
case 6: return Left | Center | Right | LeftBottom | Bottom;
case 7: return Top | RightTop | Left | Center | Right | Bottom;
case 8: return Center | Right | Bottom | RightBottom;
case 9: return Top | Left | Center | Right | LeftBottom | Bottom | RightBottom;
case 10: return Left | Center | Right | LeftBottom | Bottom | RightBottom;
case 11: return Left | Center | LeftBottom | Bottom;
case 12: return Top | Center | Bottom;
case 13: return Top | Center | Right | Bottom;
case 14: return Top | Left | Center | Right | Bottom;
case 15: return Top | Left | Center | Bottom;
case 16: return Top | Center | Right | Bottom | RightBottom;
case 17: return Top | RightTop | Left | Center | Right | LeftBottom | Bottom | RightBottom;
case 18: return LeftTop | Top | Left | Center | Right | LeftBottom | Bottom | RightBottom;
case 19: return Top | Left | Center | LeftBottom | Bottom;
case 20: return Top | RightTop | Center | Right | Bottom | RightBottom;
case 21: return Top | RightTop | Left | Center | Right | LeftBottom | Bottom;
case 23: return LeftTop | Top | Left | Center | Right | LeftBottom | Bottom;
case 24: return Top | Center;
case 25: return Top | Center | Right;
case 26: return Top | Left | Center | Right;
case 27: return Top | Left | Center;
case 28: return Top | RightTop | Center | Right | Bottom;
case 29: return LeftTop | Top | RightTop | Left | Center | Right | Bottom | RightBottom;
case 30: return LeftTop | Top | RightTop | Left | Center | Right | LeftBottom | Bottom;
case 31: return LeftTop | Top | Left | Center | Bottom;
case 32: return Top | RightTop | Left | Center | Right | Bottom | RightBottom;
case 33: return LeftTop | Top | RightTop | Left | Center | Right | LeftBottom | Bottom | RightBottom;
case 34: return LeftTop | Top | Left | Center | Right | Bottom | RightBottom;
case 35: return LeftTop | Top | Left | Center | LeftBottom | Bottom;
case 36: return Center;
case 37: return Center | Right;
case 38: return Left | Center | Right;
case 39: return Left | Center;
case 40: return Top | Left | Center | Right | LeftBottom | Bottom;
case 41: return Top | RightTop | Left | Center | Right;
case 42: return LeftTop | Top | Left | Center | Right;
case 43: return Top | Left | Center | Right | Bottom | RightBottom;
case 44: return Top | RightTop | Center | Right;
case 45: return LeftTop | Top | RightTop | Left | Center | Right;
case 46: return LeftTop | Top | RightTop | Left | Center | Right | Bottom;
case 47: return LeftTop | Top | Left | Center;
}
}
else if (TerrainType == 1) //13格
{
switch (index)
{
//第一排
case 0: return Center | RightBottom;
case 1: return Center | RightBottom | LeftBottom;
case 2: return Center | LeftBottom;
case 3: return Center | LeftTop | RightTop | LeftBottom;
case 4: return Center | LeftTop | RightTop | RightBottom;
//第二排
case 5: return Center | RightTop | RightBottom;
case 6: return Center | LeftTop | LeftBottom | RightTop | RightBottom;
case 7: return Center | LeftTop | LeftBottom;
case 8: return Center | LeftTop | LeftBottom | RightBottom;
case 9: return Center | RightTop | LeftBottom | RightBottom;
//第三排
case 10: return Center | RightTop;
case 11: return Center | LeftTop | RightTop;
case 12: return Center | LeftTop;
}
}
}
else if (type == MiddleLayerType)
{
if (index >= 0 && index < 4)
{
return (uint)index;
}
}
return None;
}
/// <summary>
/// 将地形掩码存入 TileSetTerrainInfo 中
/// </summary>
public void SetTerrainCell(int index, byte type, int[] cellData)
{
if (type == TerrainLayerType) //顶部墙壁
{
var terrainBit = IndexToTerrainBit(index, type);
if (terrainBit != None)
{
T[terrainBit] = cellData;
}
}
else if (type == MiddleLayerType) //侧方墙壁
{
switch (index)
{
case 0: M[0] = cellData; break;
case 1: M[1] = cellData; break;
case 2: M[2] = cellData; break;
case 3: M[3] = cellData; break;
}
}
else if (type == FloorLayerType) //地板
{
F[0] = cellData;
}
}
/// <summary>
/// 移除地形掩码
/// </summary>
public void RemoveTerrainCell(int index, byte type)
{
if (type == TerrainLayerType) //顶部墙壁
{
var terrainBit = IndexToTerrainBit(index, type);
if (terrainBit != None)
{
T.Remove(terrainBit);
}
}
else if (type == MiddleLayerType) //侧方墙壁
{
switch (index)
{
case 0: M.Remove(0); break;
case 1: M.Remove(1); break;
case 2: M.Remove(2); break;
case 3: M.Remove(3); break;
}
}
else if (type == FloorLayerType) //地板
{
F.Remove(0);
}
}
/// <summary>
/// 获取指定索引的地形掩码存储的数据
/// </summary>
public int[] GetTerrainCell(int index, byte type)
{
if (type == TerrainLayerType) //顶部墙壁
{
var terrainBit = IndexToTerrainBit(index, type);
if (terrainBit != None)
{
if (T.TryGetValue(terrainBit, out var cellData))
{
return cellData;
}
}
}
else if (type == MiddleLayerType) //侧方墙壁
{
switch (index)
{
case 0:
{
if (M.TryGetValue(0, out var cellData)) return cellData;
}
break;
case 1:
{
if (M.TryGetValue(1, out var cellData)) return cellData;
}
break;
case 2:
{
if (M.TryGetValue(2, out var cellData)) return cellData;
}
break;
case 3:
{
if (M.TryGetValue(3, out var cellData)) return cellData;
}
break;
}
}
else if (type == FloorLayerType) //地板
{
if (F.TryGetValue(0, out var cellData)) return cellData;
}
return null;
}
}