feat: 设置全局字体样式

wake/ContentView.swift

@@ -52,7 +52,30 @@ struct ContentView: View {
                             Spacer()  // 将按钮推到左侧
                         }
                         Spacer()
-                        
+                       
+        VStack(alignment: .leading, spacing: 16) {
+            Text("这是主标题")
+                .font(Typography.font(for: .headline))
+
+            Text("这是次级标题")
+                .font(Typography.font(for: .title))
+
+            Text("这是正文内容，适用于段落和说明文字。")
+                .font(Typography.font(for: .body))
+
+            Text("这是副标题")
+                .font(Typography.font(for: .subtitle))
+                .foregroundColor(.secondary)
+            Text("ABCDEFG").font(Typography.font(for: .headline))
+
+            Text("脚注信息")
+                .font(Typography.font(for: .footnote))
+        }
+        .padding()
+        .onAppear {
+            // 可选：测试不同内容大小
+            print("当前字体缩放级别: \(UIView.appearance().traitCollection.preferredContentSizeCategory)")
+        }
                         // 内容列表
                         List {
                             Section(header: Text("我的收藏")) {

wake/Info.plist

@@ -4,6 +4,7 @@
 <dict>
 	<key>UIAppFonts</key>
 	<array>
+		<string>Quicksand x.ttf</string>
 		<string>SankeiCutePopanime.ttf</string>
 	</array>
 </dict>

wake/Typography.swift

@@ -0,0 +1,91 @@
+import SwiftUI
+
+// MARK: - 字体库枚举
+/// 定义应用中可用的字体库
+enum FontFamily: String, CaseIterable {
+    case sankeiCute = "SankeiCutePopanime"  // 可爱风格字体
+    case quicksand = "Quicksand x"      // 主题字体
+    // 后续添加新字体库时在这里添加新 case
+    // 例如: case anotherFont = "AnotherFontName"
+    
+    /// 获取字体名称
+    var name: String {
+        return self.rawValue
+    }
+}
+
+// MARK: - 文本样式枚举
+/// 定义应用中使用的文本样式类型
+enum TypographyStyle {
+    case headline    // 大标题
+    case title       // 标题
+    case body        // 正文
+    case subtitle    // 副标题
+    case caption     // 说明文字
+    case footnote    // 脚注
+}
+
+// MARK: - 字体配置结构体
+private struct TypographyConfig {
+    let size: CGFloat
+    let weight: UIFont.Weight
+    let textStyle: UIFont.TextStyle
+}
+
+// MARK: - Typography 管理类
+struct Typography {
+    // MARK: - 配置
+    
+    /// 默认字体库
+    private static let defaultFontFamily: FontFamily = .quicksand
+    
+    /// 文本样式配置表
+    private static let styleConfig: [TypographyStyle: TypographyConfig] = [
+        .headline: TypographyConfig(size: 24, weight: .bold, textStyle: .headline),
+        .title: TypographyConfig(size: 20, weight: .semibold, textStyle: .title2),
+        .body: TypographyConfig(size: 16, weight: .regular, textStyle: .body),
+        .subtitle: TypographyConfig(size: 14, weight: .medium, textStyle: .subheadline),
+        .caption: TypographyConfig(size: 12, weight: .light, textStyle: .caption1),
+        .footnote: TypographyConfig(size: 11, weight: .regular, textStyle: .footnote)
+    ]
+    
+    // MARK: - 公共方法
+    
+    /// 获取指定样式和字体库的字体
+    /// - Parameters:
+    ///   - style: 文本样式
+    ///   - family: 字体库，默认为 nil 使用默认字体库
+    /// - Returns: 配置好的 Font 对象
+    static func font(for style: TypographyStyle, family: FontFamily? = nil) -> Font {
+        let fontFamily = family ?? defaultFontFamily
+        guard let config = styleConfig[style] else {
+            return .body
+        }
+        
+        // 尝试加载自定义字体
+        if let customFont = UIFont(name: fontFamily.name, size: config.size) {
+            let metrics = UIFontMetrics(forTextStyle: config.textStyle)
+            let scaledFont = metrics.scaledFont(for: customFont)
+            return Font(scaledFont)
+        }
+        
+        // 如果自定义字体加载失败，回退到系统字体
+        let systemFont = UIFont.systemFont(ofSize: config.size, weight: config.weight)
+        let metrics = UIFontMetrics(forTextStyle: config.textStyle)
+        let scaledFont = metrics.scaledFont(for: systemFont)
+        return Font(scaledFont)
+    }
+    
+    /// 获取所有可用的字体库
+    /// - Returns: 可用的字体库数组
+    static func availableFonts() -> [FontFamily] {
+        return FontFamily.allCases
+    }
+    
+    /// 检查字体是否可用
+    /// - Parameter family: 要检查的字体库
+    /// - Returns: 是否可用
+    static func isFontAvailable(_ family: FontFamily) -> Bool {
+        return UIFont(name: family.name, size: 16) != nil
+    }
+}