101 lines
3.7 KiB
C#
101 lines
3.7 KiB
C#
#if UNITY_IOS
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using UnityEditor;
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using UnityEditor.Callbacks;
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using System.IO;
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using System.Text;
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/// <summary>
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/// iOS 出包后自动替换高清 App 图标，解决 Unity 压缩导致图标模糊的问题。
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/// 使用方式：将精确尺寸的 PNG 图标放入 Assets/Icons/iOS/ 目录下，打包时自动生效。
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/// </summary>
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public class iOSIconPostProcessor
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{
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private const string SOURCE_ICON_DIR = "Assets/Icons/iOS/";
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// 各尺寸图标配置 (idiom, scale, size, 文件名)
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private static readonly (string idiom, string scale, string size, string file)[] ICON_CONFIGS =
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{
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("iphone", "2x", "20x20", "icon-20@2x.png"),
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("iphone", "3x", "20x20", "icon-20@3x.png"),
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("iphone", "2x", "29x29", "icon-29@2x.png"),
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("iphone", "3x", "29x29", "icon-29@3x.png"),
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("iphone", "2x", "40x40", "icon-40@2x.png"),
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("iphone", "3x", "40x40", "icon-40@3x.png"),
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("iphone", "2x", "60x60", "icon-60@2x.png"),
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("iphone", "3x", "60x60", "icon-60@3x.png"),
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("ipad", "2x", "20x20", "icon-20@2x.png"),
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("ipad", "2x", "29x29", "icon-29@2x.png"),
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("ipad", "2x", "40x40", "icon-40@2x.png"),
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("ipad", "2x", "76x76", "icon-76@2x.png"),
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("ipad", "2x", "83.5x83.5", "icon-83.5@2x.png"),
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("ios-marketing", "1x", "1024x1024", "icon-1024.png"),
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};
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[PostProcessBuild(int.MaxValue)]
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public static void OnPostProcessBuild(BuildTarget target, string pathToBuiltProject)
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{
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if (target != BuildTarget.iOS) return;
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string iconSetPath = Path.Combine(pathToBuiltProject, "Unity-iPhone/Images.xcassets/AppIcon.appiconset");
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if (!Directory.Exists(iconSetPath))
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{
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UnityEngine.Debug.LogWarning($"[iOSIconPostProcessor] 未找到 AppIcon.appiconset 目录: {iconSetPath}");
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return;
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}
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int copied = 0;
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foreach (var cfg in ICON_CONFIGS)
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{
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string src = Path.GetFullPath(Path.Combine(SOURCE_ICON_DIR, cfg.file));
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string dst = Path.Combine(iconSetPath, cfg.file);
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if (File.Exists(src))
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{
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File.Copy(src, dst, overwrite: true);
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copied++;
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}
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else
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{
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UnityEngine.Debug.LogWarning($"[iOSIconPostProcessor] 缺少图标文件: {src}");
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}
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}
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if (copied > 0)
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{
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WriteContentsJson(iconSetPath);
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UnityEngine.Debug.Log($"[iOSIconPostProcessor] 已替换 {copied} 个 App 图标到 Xcode 项目");
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}
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}
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private static void WriteContentsJson(string iconSetPath)
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{
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var sb = new StringBuilder();
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sb.AppendLine("{");
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sb.AppendLine(" \"images\" : [");
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for (int i = 0; i < ICON_CONFIGS.Length; i++)
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{
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var cfg = ICON_CONFIGS[i];
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sb.Append(" {");
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sb.Append($"\"idiom\" : \"{cfg.idiom}\", ");
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sb.Append($"\"scale\" : \"{cfg.scale}\", ");
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sb.Append($"\"size\" : \"{cfg.size}\"");
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if (!string.IsNullOrEmpty(cfg.file))
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sb.Append($", \"filename\" : \"{cfg.file}\"");
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sb.Append("}");
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if (i < ICON_CONFIGS.Length - 1) sb.Append(",");
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sb.AppendLine();
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}
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sb.AppendLine(" ],");
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sb.AppendLine(" \"info\" : {");
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sb.AppendLine(" \"version\" : 1,");
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sb.AppendLine(" \"author\" : \"xcode\"");
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sb.AppendLine(" }");
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sb.AppendLine("}");
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string jsonPath = Path.Combine(iconSetPath, "Contents.json");
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File.WriteAllText(jsonPath, sb.ToString());
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}
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}
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#endif
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