From 417dcb08e433359ab93a84f7f2deb898372dda34 Mon Sep 17 00:00:00 2001
From: iven <iven_h@qq.com>
Date: Mon, 1 Jun 2026 21:22:27 +0800
Subject: [PATCH] =?UTF-8?q?feat(app):=20=E6=B7=BB=E5=8A=A0=20JournalElemen?=
 =?UTF-8?q?t=20=E7=B1=BB=E5=9E=8B=E4=BE=BF=E5=88=A9=E5=B7=A5=E5=8E=82?=
 =?UTF-8?q?=E6=96=B9=E6=B3=95=20=E2=80=94=20text/image/sticker?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 app/lib/data/models/journal_element.dart | 62 ++++++++++++++++++++++++
 1 file changed, 62 insertions(+)

diff --git a/app/lib/data/models/journal_element.dart b/app/lib/data/models/journal_element.dart
index fc2cfaf..401bc6a 100644
--- a/app/lib/data/models/journal_element.dart
+++ b/app/lib/data/models/journal_element.dart
@@ -1,6 +1,7 @@
 // 日记元素数据模型 — 手写不可变类（避免 build_runner 依赖）
 
 import 'dart:collection';
+import 'dart:ui';
 
 import 'package:uuid/uuid.dart';
 
@@ -153,4 +154,65 @@ class JournalElement {
       updatedAt: now,
     );
   }
+
+  /// 文字元素便利工厂
+  factory JournalElement.createText({
+    required String journalId,
+    required String text,
+    required Offset position,
+    double fontSize = 18.0,
+    String fontColor = '#2D2420',
+  }) {
+    return JournalElement.create(
+      journalId: journalId,
+      elementType: ElementType.text,
+      positionX: position.dx,
+      positionY: position.dy,
+      content: {
+        'text': text,
+        'fontSize': fontSize,
+        'fontColor': fontColor,
+      },
+    );
+  }
+
+  /// 图片元素便利工厂
+  factory JournalElement.createImage({
+    required String journalId,
+    required String filePath,
+    required Offset position,
+    String? thumbnailPath,
+  }) {
+    return JournalElement.create(
+      journalId: journalId,
+      elementType: ElementType.image,
+      positionX: position.dx,
+      positionY: position.dy,
+      content: {
+        'filePath': filePath,
+        if (thumbnailPath != null) 'thumbnailPath': thumbnailPath,
+      },
+    );
+  }
+
+  /// 贴纸元素便利工厂
+  factory JournalElement.createSticker({
+    required String journalId,
+    required String emoji,
+    required Offset position,
+    String? stickerPackId,
+    String? stickerId,
+  }) {
+    return JournalElement.create(
+      journalId: journalId,
+      elementType: ElementType.sticker,
+      positionX: position.dx,
+      positionY: position.dy,
+      content: {
+        'emoji': emoji,
+        if (stickerPackId != null) 'stickerPackId': stickerPackId,
+        if (stickerId != null) 'stickerId': stickerId,
+      },
+    );
+  }
 }