132 lines
4.4 KiB
C#
132 lines
4.4 KiB
C#
using System.Collections.Generic;
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using System.IO;
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using Data;
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using UnityEngine;
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namespace Managers
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{
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public class PackagesImageManager : Utils.Singleton<PackagesImageManager>
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{
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public Dictionary<string, Dictionary<string, Texture2D>> packagesImages = new();
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public Dictionary<string, Dictionary<string, Sprite>> sprites = new();
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public void Init()
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{
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if (packagesImages.Count > 0)
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return;
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var imageDef = Managers.DefineManager.Instance.QueryDefinesByType<ImageDef>();
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foreach (var ima in imageDef)
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{
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if (ima.path == null || ima.packID == null)
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continue;
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var pack = Managers.DefineManager.Instance.GetDefinePackage(ima);
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var path = Path.Combine(pack.packRootPath, ima.path);
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var texture = Configs.ConfigProcessor.LoadTextureByIO(path);
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if (texture == null)
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continue;
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var packId = ima.packID;
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if (!packagesImages.ContainsKey(packId))
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packagesImages[packId] = new Dictionary<string, Texture2D>();
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packagesImages[packId].Add(ima.name, texture);
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SplitTextureIntoSprites(packId, ima.name, texture, ima.hCount, ima.wCount, ima.pixelsPerUnit);
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}
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}
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private void SplitTextureIntoSprites(
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string packId,
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string baseName,
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Texture2D texture,
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int rows,
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int cols,
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int pixelsPerUnit)
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{
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if (texture == null)
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{
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Debug.LogError("Texture is null.");
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return;
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}
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// 如果行数或列数小于1，则设为1（不分割）
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rows = Mathf.Max(1, rows);
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cols = Mathf.Max(1, cols);
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var textureWidth = texture.width;
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var textureHeight = texture.height;
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// 如果不分割（rows和cols都为1），直接创建单个Sprite
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if (rows == 1 && cols == 1)
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{
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if (!sprites.ContainsKey(packId))
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sprites[packId] = new Dictionary<string, Sprite>();
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Rect spriteRect = new Rect(0, 0, textureWidth, textureHeight);
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var sprite = Sprite.Create(texture, spriteRect, new Vector2(0.5f, 0.5f), pixelsPerUnit);
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sprites[packId][baseName] = sprite;
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return;
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}
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var tileWidth = textureWidth / cols;
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var tileHeight = textureHeight / rows;
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if (tileWidth * cols != textureWidth || tileHeight * rows != textureHeight)
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{
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Debug.LogError("Texture dimensions are not divisible by the specified rows and columns.");
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return;
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}
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if (!sprites.ContainsKey(packId))
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sprites[packId] = new Dictionary<string, Sprite>();
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for (var row = 0; row < rows; row++)
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{
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for (var col = 0; col < cols; col++)
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{
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Rect spriteRect = new(col * tileWidth, row * tileHeight, tileWidth, tileHeight);
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var sprite = Sprite.Create(texture, spriteRect, new Vector2(0.5f, 0.5f), pixelsPerUnit);
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var index = (rows - row - 1) * cols + col;
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var spriteName = $"{baseName}_{index}";
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sprites[packId][spriteName] = sprite;
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}
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}
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}
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public void Reload()
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{
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packagesImages.Clear();
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sprites.Clear();
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Init();
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}
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public Sprite GetSprite(string packID, string name)
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{
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if (string.IsNullOrEmpty(packID))
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{
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foreach (var kvp in sprites)
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{
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if (kvp.Value.TryGetValue(name, out var sprite))
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return sprite;
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}
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}
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else
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{
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if (!sprites.TryGetValue(packID, out var dict)) return null;
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dict.TryGetValue(name, out var sprite);
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return sprite;
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}
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return null;
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}
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public Sprite GetSprite(string packID, string name, int index)
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{
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var fullName = $"{name}_{index}";
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return GetSprite(packID, fullName);
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}
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}
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} |