593 lines
22 KiB
C#
593 lines
22 KiB
C#
using System;
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using System.Collections.Generic;
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using AibisDream.Utility;
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using UnityEngine;
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using UnityEngine.Rendering;
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using AibisDream.Framework;
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namespace AibisDream
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{
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public class BlockShape : MonoBehaviour, IBlockShape
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{
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private const string EditorPreviewContainerName = "EditorPreview";
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private const string VisualInstanceName = "Visual";
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private SpriteRenderer[,] _cellRenderers;
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private GameObject _visualInstance;
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private SortingGroup _sortingGroup;
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public SortingGroup SortingGroup => _sortingGroup;
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// 模块数据
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[Header("模块数据")]
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[SerializeField] private BlockShapeData _blockShapeData;
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private RotationAngle currentRotation;
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// 接口实现
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public BlockShapeData BlockShapeData => _blockShapeData;
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public ShapeDragger ShapeDragger { get; private set; }
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public int ShapeId => _blockShapeData.shapeId;
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public string ShapeName => _blockShapeData.shapeName;
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public RotationAngle CurrentRotation => currentRotation;
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public int Width => GetCurrentWidth();
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public int Height => GetCurrentHeight();
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public int BlockCount
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{
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get
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{
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var pattern = GetOriginalPattern();
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if (pattern == null) return 0;
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int count = 0;
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for (int i = 0; i < _blockShapeData.width; i++)
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{
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for (int j = 0; j < _blockShapeData.height; j++)
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{
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if (pattern[i, j] != 0)
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{
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count++;
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}
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}
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}
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return count;
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}
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}
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public void Init(BlockShapeData blockShapeData)
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{
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ShapeDragger = GetComponent<ShapeDragger>();
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_blockShapeData = blockShapeData;
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gameObject.name = blockShapeData.shapeName;
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// 加载视觉Prefab
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LoadVisualPrefab();
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// 更新碰撞体
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UpdatePolygonCollider();
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}
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public Vector2Int[] GetBlockPositions()
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{
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var pattern = GetCurrentPattern();
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if (pattern == null) return new Vector2Int[0];
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int currentWidth = GetCurrentWidth();
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int currentHeight = GetCurrentHeight();
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// 获取根单元位置（原始pattern的(0,0)在旋转后pattern中的位置）
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Vector2Int rootCell = GetCurrentRootCell();
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List<Vector2Int> positions = new List<Vector2Int>();
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for (int i = 0; i < currentWidth; i++)
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{
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for (int j = 0; j < currentHeight; j++)
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{
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if (pattern[i, j] != 0)
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{
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// 将pattern中的坐标转换为以根单元为(0,0)的坐标系统
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// 原来在pattern中的位置(i, j)，转换为新坐标系统：(i - rootX, j - rootY)
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positions.Add(new Vector2Int(i - rootCell.x, j - rootCell.y));
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}
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}
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}
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return positions.ToArray();
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}
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public int[,] GetCurrentPattern()
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{
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var originalPattern = GetOriginalPattern();
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if (originalPattern == null) return null;
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if (currentRotation == RotationAngle.Rotate0)
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{
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return originalPattern;
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}
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return RotatePattern(originalPattern, currentRotation);
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}
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public int[,] GetOriginalPattern()
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{
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return CommonUtil.DeserializeIntArray(_blockShapeData.originalPatternStr);
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}
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/// <summary>
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/// 获取当前旋转后根单元的位置
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/// 根单元是指原始pattern的(0,0)位置在旋转后的pattern中的位置
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/// Rotate0: 左下角 (0, 0)
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/// Rotate90: 右下角 (height-1, 0)
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/// Rotate180: 右上角 (width-1, height-1)
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/// Rotate270: 左上角 (0, width-1)
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/// </summary>
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/// <returns>根单元在旋转后pattern中的坐标</returns>
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private Vector2Int GetCurrentRootCell()
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{
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int width = _blockShapeData.width;
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int height = _blockShapeData.height;
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return currentRotation switch
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{
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RotationAngle.Rotate0 => new Vector2Int(0, 0), // 左下角
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RotationAngle.Rotate90 => new Vector2Int(height - 1, 0), // 右下角（旋转后pattern尺寸为height x width）
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RotationAngle.Rotate180 => new Vector2Int(width - 1, height - 1), // 右上角
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RotationAngle.Rotate270 => new Vector2Int(0, width - 1), // 左上角（旋转后pattern尺寸为height x width）
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_ => new Vector2Int(0, 0),
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};
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}
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public bool HasBlockAt(int x, int y)
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{
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var pattern = GetCurrentPattern();
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if (pattern == null) return false;
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int currentWidth = GetCurrentWidth();
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int currentHeight = GetCurrentHeight();
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if (x < 0 || x >= currentWidth || y < 0 || y >= currentHeight)
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return false;
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return pattern[x, y] != 0;
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}
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/// <summary>
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/// 根据网格情况计算出形状的物理中心位置
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/// </summary>
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/// <returns>形状的物理中心位置，z为0</returns>
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public Vector3 GetCenterPosition()
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{
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var pattern = GetCurrentPattern();
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if (pattern == null) return Vector3.zero;
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int currentWidth = GetCurrentWidth();
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int currentHeight = GetCurrentHeight();
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Vector3 centerSum = Vector3.zero;
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int blockCount = 0;
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// 遍历所有格子，计算填充格子的中心位置
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for (int i = 0; i < currentWidth; i++)
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{
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for (int j = 0; j < currentHeight; j++)
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{
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if (pattern[i, j] != 0)
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{
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// 计算格子(i,j)的物理中心位置
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// 格子左下角在 (i * cellSize, j * cellSize)
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// 格子中心在 (i * cellSize + cellSize/2, j * cellSize + cellSize/2)
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float cellCenterX = i * _blockShapeData.cellSize * GetAxis().x;
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float cellCenterY = j * _blockShapeData.cellSize * GetAxis().y;
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centerSum += new Vector3(cellCenterX, cellCenterY, 0);
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blockCount++;
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}
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}
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}
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// 如果没有填充的格子，返回零向量
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if (blockCount == 0)
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return Vector3.zero;
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// 返回所有填充格子的平均位置（物理中心）
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return centerSum / blockCount;
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}
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public Vector3 GetGlobalCenterPosition()
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{
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return transform.position + GetCenterPosition();
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}
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public void ResetRotation()
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{
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currentRotation = RotationAngle.Rotate0;
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UpdateVisualRotation();
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}
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public void Rotate(RotationAngle angle)
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{
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currentRotation = angle;
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UpdateVisualRotation();
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}
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public void RotateClockwise()
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{
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// 顺时针旋转90度
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switch (currentRotation)
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{
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case RotationAngle.Rotate0:
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currentRotation = RotationAngle.Rotate90;
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break;
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case RotationAngle.Rotate90:
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currentRotation = RotationAngle.Rotate180;
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break;
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case RotationAngle.Rotate180:
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currentRotation = RotationAngle.Rotate270;
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break;
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case RotationAngle.Rotate270:
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currentRotation = RotationAngle.Rotate0;
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break;
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}
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UpdateVisualRotation();
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}
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public Vector2Int GetAxis()
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{
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// 返回旋转后坐标轴的翻转方向
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// 用于将旋转后pattern的索引坐标转换为网格坐标
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// 注意：这里的旋转方向与Unity的transform.rotation一致（逆时针为正方向）
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return currentRotation switch
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{
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RotationAngle.Rotate0 => new Vector2Int(1, 1),
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RotationAngle.Rotate90 => new Vector2Int(-1, 1),
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RotationAngle.Rotate180 => new Vector2Int(-1, -1),
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RotationAngle.Rotate270 => new Vector2Int(1, -1),
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_ => new Vector2Int(1, 1),
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};
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}
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public void RotateCounterClockwise()
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{
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// 逆时针旋转90度
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switch (currentRotation)
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{
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case RotationAngle.Rotate0:
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currentRotation = RotationAngle.Rotate270;
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break;
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case RotationAngle.Rotate90:
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currentRotation = RotationAngle.Rotate0;
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break;
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case RotationAngle.Rotate180:
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currentRotation = RotationAngle.Rotate90;
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break;
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case RotationAngle.Rotate270:
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currentRotation = RotationAngle.Rotate180;
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break;
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}
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UpdateVisualRotation();
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}
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/// <summary>
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/// 获取当前旋转后的宽度
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/// </summary>
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private int GetCurrentWidth()
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{
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// 90度和270度时，宽度和高度交换
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return (currentRotation == RotationAngle.Rotate90 || currentRotation == RotationAngle.Rotate270)
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? _blockShapeData.height
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: _blockShapeData.width;
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}
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/// <summary>
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/// 获取当前旋转后的高度
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/// </summary>
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private int GetCurrentHeight()
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{
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// 90度和270度时，宽度和高度交换
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return (currentRotation == RotationAngle.Rotate90 || currentRotation == RotationAngle.Rotate270)
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? _blockShapeData.width
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: _blockShapeData.height;
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}
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/// <summary>
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/// 旋转pattern数组
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/// 注意：Unity的旋转是逆时针为正方向，所以这里的旋转方向与Unity的transform.rotation一致
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/// </summary>
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private int[,] RotatePattern(int[,] pattern, RotationAngle angle)
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{
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if (pattern == null) return null;
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int originalWidth = pattern.GetLength(0);
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int originalHeight = pattern.GetLength(1);
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int[,] rotatedPattern;
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switch (angle)
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{
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case RotationAngle.Rotate90:
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// 逆时针90度（Unity正方向）：new[i][j] = old[j][height-1-i]
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rotatedPattern = new int[originalHeight, originalWidth];
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for (int i = 0; i < originalHeight; i++)
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{
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for (int j = 0; j < originalWidth; j++)
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{
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rotatedPattern[i, j] = pattern[j, originalHeight - 1 - i];
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}
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}
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break;
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case RotationAngle.Rotate180:
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// 180度：new[i][j] = old[width-1-i][height-1-j]
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rotatedPattern = new int[originalWidth, originalHeight];
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for (int i = 0; i < originalWidth; i++)
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{
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for (int j = 0; j < originalHeight; j++)
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{
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rotatedPattern[i, j] = pattern[originalWidth - 1 - i, originalHeight - 1 - j];
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}
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}
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break;
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case RotationAngle.Rotate270:
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// 逆时针270度（顺时针90度）：new[i][j] = old[width-1-j][i]
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rotatedPattern = new int[originalHeight, originalWidth];
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for (int i = 0; i < originalHeight; i++)
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{
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for (int j = 0; j < originalWidth; j++)
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{
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rotatedPattern[i, j] = pattern[originalWidth - 1 - j, i];
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}
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}
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break;
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default: // Rotate0
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rotatedPattern = (int[,])pattern.Clone();
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break;
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}
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return rotatedPattern;
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}
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public bool CheckExtraLimits(Vector2Int gridRootCell)
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{
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if (!_blockShapeData.extraLimits) return true;
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if (currentRotation != _blockShapeData.rotationAngleLimit) return false;
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if (gridRootCell != _blockShapeData.rootLimit) return false;
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return true;
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}
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/// <summary>
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/// 更新视觉旋转（更新transform的rotation）
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/// </summary>
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private void UpdateVisualRotation()
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{
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float rotationZ = (float)currentRotation;
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transform.rotation = Quaternion.Euler(0, 0, rotationZ);
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}
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private Sprite CreateDefaultSprite()
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{
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Texture2D texture = new Texture2D(1, 1);
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texture.SetPixel(0, 0, Color.red);
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texture.Apply();
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return Sprite.Create(texture, new Rect(0, 0, 1, 1), new Vector2(0.5f, 0.5f), 1f);
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}
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// -------------------------------- 仅限编辑器下使用 --------------------------------
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public void DrawShape()
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{
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// 只销毁 EditorPreview 容器，保留 visualInstance
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var editorPreview = transform.Find(EditorPreviewContainerName);
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if (editorPreview != null)
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{
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DestroyImmediate(editorPreview.gameObject);
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}
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_cellRenderers = null;
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// 创建 EditorPreview 容器
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var container = new GameObject(EditorPreviewContainerName);
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container.transform.SetParent(transform);
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container.transform.localPosition = Vector3.zero;
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container.transform.localRotation = Quaternion.identity;
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container.transform.localScale = Vector3.one;
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// 在容器下创建 CellRenderers
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_cellRenderers = new SpriteRenderer[_blockShapeData.width, _blockShapeData.height];
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var defaultSprite = CreateDefaultSprite();
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for (int i = 0; i < _blockShapeData.width; i++)
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{
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for (int j = 0; j < _blockShapeData.height; j++)
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{
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var cell = new GameObject($"Cell_{i}_{j}");
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var cellRenderer = cell.AddComponent<SpriteRenderer>();
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cellRenderer.sprite = defaultSprite;
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_cellRenderers[i, j] = cellRenderer;
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cell.transform.SetParent(container.transform);
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// 计算Cell应处的位置
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var cellPosX = i * _blockShapeData.cellSize;
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var cellPosY = j * _blockShapeData.cellSize;
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cell.transform.localPosition = new Vector3(cellPosX, cellPosY, 0);
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}
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}
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// 反序列化并处理
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var pattern = CommonUtil.DeserializeIntArray(_blockShapeData.originalPatternStr);
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// 先判断pattern的维度是否与width和height一致
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if (pattern.GetLength(0) != _blockShapeData.width || pattern.GetLength(1) != _blockShapeData.height)
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{
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// 如果不一致，就不处理
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Debug.LogWarning($"Pattern dimension mismatch: {pattern.GetLength(0)}x{pattern.GetLength(1)} != {_blockShapeData.width}x{_blockShapeData.height}");
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}
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else
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{
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// 如果一致，就读取pattern，并设置对应的cell的SpriteRenderer是否激活
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for (int i = 0; i < _blockShapeData.width; i++)
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{
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for (int j = 0; j < _blockShapeData.height; j++)
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{
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_cellRenderers[i, j].enabled = pattern[i, j] != 0;
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}
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}
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}
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LoadVisualPrefab();
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// 更新碰撞体形状
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UpdatePolygonCollider();
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}
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private void LoadVisualPrefab()
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{
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// 销毁旧的视觉实例
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if (_visualInstance != null)
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{
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DestroyImmediate(_visualInstance);
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_visualInstance = null;
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_sortingGroup = null;
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}
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if (!string.IsNullOrEmpty(_blockShapeData.prefabPath))
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{
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var prefab = ResourceKit.LoadAssetSync<GameObject>(_blockShapeData.prefabPath);
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if (prefab != null)
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{
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_visualInstance = Instantiate(prefab, transform);
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_visualInstance.name = VisualInstanceName;
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// 保持 Prefab 中设置的 localPosition，不强制重置
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// 这样美术可以在 Prefab 中直接调整位置偏移
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_visualInstance.transform.localRotation = Quaternion.identity;
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// 获取或添加 SortingGroup
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_sortingGroup = _visualInstance.GetComponent<SortingGroup>();
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if (_sortingGroup == null)
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{
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_sortingGroup = _visualInstance.AddComponent<SortingGroup>();
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}
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}
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}
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}
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#if UNITY_EDITOR
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public void SaveShape()
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{
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// 如果_cellRenderers不为空，则序列化并保存
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if (_cellRenderers != null)
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{
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var pattern = new int[_blockShapeData.width, _blockShapeData.height];
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for (int i = 0; i < _blockShapeData.width; i++)
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{
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for (int j = 0; j < _blockShapeData.height; j++)
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{
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pattern[i, j] = _cellRenderers[i, j].enabled ? 1 : 0;
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}
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}
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Debug.Log($"SaveShape: {CommonUtil.SerializeIntArray(pattern)}");
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_blockShapeData.originalPatternStr = CommonUtil.SerializeIntArray(pattern);
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}
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// 保存 visualInstance 对应的 prefab 路径
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if (_visualInstance != null)
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{
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// 尝试获取 prefab 的 addressable key
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var prefabSource = UnityEditor.PrefabUtility.GetCorrespondingObjectFromSource(_visualInstance);
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if (prefabSource != null && ResourceKit.GetAssetAddressableKey(prefabSource, out string prefabPath))
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{
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Debug.Log($"SaveShape prefabPath: {prefabPath}");
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_blockShapeData.prefabPath = prefabPath;
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}
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}
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BlockPuzzleKit.SaveBlockShapeData(_blockShapeData, _blockShapeData.shapeName);
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// 保存后更新碰撞体
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UpdatePolygonCollider();
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}
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public void LoadShape()
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{
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// 根据shapeName加载shape
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if (BlockPuzzleKit.TryLoadBlockShapeData(_blockShapeData.shapeName, out var shapeData))
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{
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_blockShapeData = shapeData;
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DrawShape();
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}
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else
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{
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Debug.LogWarning($"LoadShape: {_blockShapeData.shapeName} not found");
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}
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}
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#endif
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||
|
||
/// <summary>
|
||
/// 根据originalPattern更新PolygonCollider2D的形状
|
||
/// </summary>
|
||
public void UpdatePolygonCollider()
|
||
{
|
||
var pattern = GetOriginalPattern();
|
||
if (pattern == null) return;
|
||
|
||
// 获取或添加PolygonCollider2D组件
|
||
PolygonCollider2D polygonCollider = GetComponent<PolygonCollider2D>();
|
||
if (polygonCollider == null)
|
||
{
|
||
polygonCollider = gameObject.AddComponent<PolygonCollider2D>();
|
||
}
|
||
|
||
// 使用GridDrawer生成多边形顶点
|
||
Vector2[] gridVertices = BlockPuzzleKit.GridToPolygonVertices(pattern);
|
||
|
||
if (gridVertices != null && gridVertices.Length > 0)
|
||
{
|
||
// 转换坐标：GridDrawer使用边长2，需要转换为BlockShape的cellSize
|
||
// GridDrawer坐标系统：格子(i,j)的中心为(i*2, j*2)，角点为(i*2-1, j*2-1)等
|
||
// BlockShape坐标系统：格子(i,j)的中心为((i+0.5)*cellSize, (j+0.5)*cellSize)
|
||
// 转换公式：BlockShape坐标 = GridDrawer坐标 * (cellSize / 2)
|
||
float scale = _blockShapeData.cellSize / 2f;
|
||
|
||
List<Vector2> vertices = new List<Vector2>();
|
||
for (int i = 0; i < gridVertices.Length; i++)
|
||
{
|
||
vertices.Add(new Vector2(gridVertices[i].x * scale, gridVertices[i].y * scale));
|
||
}
|
||
|
||
// 设置多边形路径
|
||
polygonCollider.pathCount = 1;
|
||
polygonCollider.SetPath(0, vertices.ToArray());
|
||
}
|
||
else
|
||
{
|
||
// 如果没有有效格子，清除路径
|
||
polygonCollider.pathCount = 0;
|
||
}
|
||
}
|
||
|
||
public void SnapToGrid()
|
||
{
|
||
var grid = FindFirstObjectByType<BlockPuzzleGrid>();
|
||
if (grid == null)
|
||
{
|
||
Debug.LogWarning("无法找到BlockPuzzleGrid");
|
||
return;
|
||
}
|
||
|
||
var snapResult = grid.CheckSnapToGrid(this);
|
||
if (snapResult.canSnap)
|
||
{
|
||
grid.TrySnapToGrid(this, snapResult.RootCell);
|
||
}
|
||
else
|
||
{
|
||
Debug.LogWarning("无法吸附到网格");
|
||
}
|
||
}
|
||
|
||
public void DeleteShape()
|
||
{
|
||
var grid = FindFirstObjectByType<BlockPuzzleGrid>();
|
||
if (grid != null)
|
||
{
|
||
grid.ShapeDict.Remove(this);
|
||
DestroyImmediate(gameObject);
|
||
}
|
||
}
|
||
}
|
||
} |