fix: 完善活动公告，修复图片生成参考图无法放大问题。

Yi.Ai.Vue3/src/components/SystemAnnouncementDialog/index.vue

@@ -11,6 +11,21 @@ const isLoadingData = ref(false);
 
 const activeTab = ref('activity');
 
+// 图片预览相关状态
+const isImageViewerVisible = ref(false);
+const currentPreviewUrl = ref('');
+
+// 打开图片预览
+function openImagePreview(url: string) {
+  currentPreviewUrl.value = url;
+  isImageViewerVisible.value = true;
+}
+
+// 关闭图片预览
+function closeImagePreview() {
+  isImageViewerVisible.value = false;
+}
+
 // 窗口宽度响应式状态
 const windowWidth = ref(typeof window !== 'undefined' ? window.innerWidth : 1920);
 
@@ -123,9 +138,18 @@ watch(isDialogVisible, async (newValue) => {
                   :key="index"
                   class="activity-item"
                 >
-                  <!-- 活动图片 -->
-                  <div v-if="activity.imageUrl" class="activity-image-wrapper">
+                  <!-- 活动图片 - 浮动在右上方 -->
+                  <div v-if="activity.imageUrl" class="activity-image-wrapper" @click="openImagePreview(activity.imageUrl)">
                     <img :src="activity.imageUrl" :alt="activity.title" class="activity-image">
+                    <!-- 放大图标提示 -->
+                    <div class="zoom-icon">
+                      <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round">
+                        <circle cx="11" cy="11" r="8"></circle>
+                        <line x1="21" y1="21" x2="16.65" y2="16.65"></line>
+                        <line x1="11" y1="8" x2="11" y2="14"></line>
+                        <line x1="8" y1="11" x2="14" y2="11"></line>
+                      </svg>
+                    </div>
                     <!-- 图片上的状态标签 -->
                     <div class="activity-status-badge">
                       <el-tag
@@ -233,6 +257,16 @@ watch(isDialogVisible, async (newValue) => {
         </el-button>
       </div>
     </template>
+
+    <!-- 图片预览组件 -->
+    <teleport to="body">
+      <el-image-viewer
+        v-if="isImageViewerVisible"
+        :url-list="[currentPreviewUrl]"
+        :initial-index="0"
+        @close="closeImagePreview"
+      />
+    </teleport>
   </el-dialog>
 </template>
 
@@ -489,15 +523,22 @@ watch(isDialogVisible, async (newValue) => {
 
   .activity-item {
     position: relative;
-    padding: 0;
+    padding: 16px;
     background: #fff;
     border-radius: 16px;
-    overflow: hidden;
+    overflow: visible;
     transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
     box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
     border: 2px solid transparent;
     background-clip: padding-box;
 
+    // 清除浮动，确保父容器高度正确
+    &::after {
+      content: '';
+      display: table;
+      clear: both;
+    }
+
     &::before {
       content: '';
       position: absolute;
@@ -525,9 +566,8 @@ watch(isDialogVisible, async (newValue) => {
         opacity: 1;
       }
 
-      .activity-image {
-        transform: scale(1.1);
-        filter: brightness(1.05);
+      .activity-image-wrapper {
+        box-shadow: 0 8px 24px rgba(102, 126, 234, 0.2);
       }
 
       .detail-link {
@@ -545,10 +585,31 @@ watch(isDialogVisible, async (newValue) => {
 
   .activity-image-wrapper {
     position: relative;
-    width: 100%;
-    height: 220px;
+    float: right;
+    width: 160px;
+    height: 160px;
+    margin-left: 16px;
+    margin-bottom: 8px;
+    border-radius: 12px;
     overflow: hidden;
     background: linear-gradient(135deg, #667eea15 0%, #764ba215 100%);
+    shape-outside: inset(0);
+    transition: box-shadow 0.3s;
+    cursor: pointer;
+    z-index: 1; // 确保在内容之上
+
+    &:hover {
+      box-shadow: 0 4px 16px rgba(102, 126, 234, 0.3);
+    }
+
+    &:hover .activity-image {
+      transform: scale(1.1);
+    }
+
+    &:hover .zoom-icon {
+      opacity: 1;
+      transform: translate(-50%, -50%) scale(1);
+    }
 
     &::before {
       content: '';
@@ -560,6 +621,7 @@ watch(isDialogVisible, async (newValue) => {
       background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
       z-index: 1;
       animation: shine 3s infinite;
+      pointer-events: none; // 确保不拦截鼠标事件
     }
 
     &::after {
@@ -587,22 +649,22 @@ watch(isDialogVisible, async (newValue) => {
   .activity-image {
     width: 100%;
     height: 100%;
-    object-fit: cover;
+    object-fit: contain; // 等比例缩放，完整显示图片，不裁剪
     transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
   }
 
   .activity-status-badge {
     position: absolute;
-    top: 16px;
-    right: 16px;
+    top: 12px;
+    right: 12px;
     z-index: 2;
     animation: fadeInScale 0.5s ease-out 0.3s both;
 
     :deep(.el-tag) {
-      border-radius: 20px;
-      padding: 7px 18px;
+      border-radius: 16px;
+      padding: 5px 14px;
       font-weight: 700;
-      font-size: 13px;
+      font-size: 11px;
       border: none;
       backdrop-filter: blur(12px);
       box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
@@ -648,24 +710,52 @@ watch(isDialogVisible, async (newValue) => {
     }
   }
 
+  .zoom-icon {
+    position: absolute;
+    top: 50%;
+    left: 50%;
+    transform: translate(-50%, -50%) scale(0.8);
+    width: 48px;
+    height: 48px;
+    background: rgba(0, 0, 0, 0.6);
+    backdrop-filter: blur(8px);
+    border-radius: 50%;
+    display: flex;
+    align-items: center;
+    justify-content: center;
+    opacity: 0;
+    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
+    pointer-events: none; // 不拦截鼠标事件，让父容器接收hover
+    z-index: 10; // 提高层级，确保在状态标签之上
+
+    svg {
+      width: 24px;
+      height: 24px;
+      color: #fff;
+      stroke-width: 2;
+    }
+  }
+
   .activity-body {
-    padding: 20px;
+    // 内容会自动环绕浮动的图片
+    position: relative;
+    z-index: 0; // 确保在浮动图片之下
   }
 
   .activity-header {
     display: flex;
     align-items: center;
     gap: 12px;
-    margin-bottom: 12px;
+    margin-bottom: 8px;
   }
 
   .activity-title {
     margin: 0;
-    font-size: 18px;
+    font-size: 16px;
     font-weight: 700;
     color: #1a1a1a;
     flex: 1;
-    line-height: 1.4;
+    line-height: 1.3;
     background: linear-gradient(135deg, #1a1a1a 0%, #4a5568 100%);
     -webkit-background-clip: text;
     -webkit-text-fill-color: transparent;
@@ -679,23 +769,23 @@ watch(isDialogVisible, async (newValue) => {
 
   .activity-content-list {
     padding: 0;
-    margin: 0 0 16px 0;
+    margin: 0 0 12px 0;
     color: #4a5568;
-    font-size: 14px;
-    line-height: 1.8;
+    font-size: 13px;
+    line-height: 1.6;
 
     .content-line {
-      margin: 8px 0;
-      padding-left: 18px;
+      margin: 6px 0;
+      padding-left: 16px;
       position: relative;
 
       &::before {
         content: '';
         position: absolute;
         left: 0;
-        top: 11px;
-        width: 6px;
-        height: 6px;
+        top: 9px;
+        width: 5px;
+        height: 5px;
         background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
         border-radius: 50%;
       }
@@ -715,8 +805,9 @@ watch(isDialogVisible, async (newValue) => {
     justify-content: space-between;
     align-items: center;
     gap: 16px;
-    padding-top: 16px;
+    padding-top: 12px;
     border-top: 1px dashed #e8e9eb;
+    clear: both; // 清除浮动，始终在新行显示，占满100%宽度
   }
 
   .activity-time-range {
@@ -727,7 +818,7 @@ watch(isDialogVisible, async (newValue) => {
   }
 
   .activity-time {
-    font-size: 13px;
+    font-size: 12px;
     color: #718096;
     display: flex;
     align-items: center;
@@ -735,19 +826,19 @@ watch(isDialogVisible, async (newValue) => {
 
     &:first-child::before {
       content: '🕐';
-      font-size: 14px;
+      font-size: 13px;
     }
   }
 
   .detail-link {
     display: inline-flex;
     align-items: center;
-    gap: 8px;
-    padding: 10px 18px;
+    gap: 6px;
+    padding: 8px 16px;
     background: linear-gradient(135deg, #f0f1f3 0%, #e8eaed 100%);
     color: #667eea;
-    border-radius: 24px;
-    font-size: 13px;
+    border-radius: 20px;
+    font-size: 12px;
     font-weight: 700;
     text-decoration: none;
     transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
@@ -1095,16 +1186,27 @@ watch(isDialogVisible, async (newValue) => {
 
     .activity-item {
       border-radius: 10px;
-    }
-
-    .activity-image-wrapper {
-      height: 180px;
+      padding: 0;
     }
 
     .activity-body {
       padding: 16px;
     }
 
+    .activity-image-wrapper {
+      float: none;
+      width: 100%;
+      height: 180px;
+      min-height: 180px;
+      margin: 0 0 16px 0;
+      border-radius: 10px 10px 0 0;
+    }
+
+    .activity-status-badge {
+      top: 12px;
+      right: 12px;
+    }
+
     .activity-header {
       margin-bottom: 10px;
     }
@@ -1183,7 +1285,18 @@ watch(isDialogVisible, async (newValue) => {
 
   .activity-content {
     .activity-image-wrapper {
+      float: none;
+      width: 100%;
       height: 200px;
+      margin: 0 0 16px 0;
+    }
+
+    .activity-item {
+      padding: 0;
+    }
+
+    .activity-body {
+      padding: 18px;
     }
   }
 

Yi.Ai.Vue3/src/pages/chat/image/components/ImageGenerator.vue

@@ -46,6 +46,8 @@ const generating = ref(false);
 const currentTaskId = ref('');
 const currentTask = ref<TaskStatusResponse | null>(null);
 const showViewer = ref(false);
+const referenceImageViewerVisible = ref(false);
+const referenceImagePreviewUrl = ref('');
 let pollTimer: any = null;
 let debounceTimer: any = null;
 
@@ -130,6 +132,17 @@ function handleRemove(file: UploadFile) {
     fileList.value.splice(index, 1);
 }
 
+function handlePreview(file: UploadFile) {
+  if (file.url) {
+    referenceImagePreviewUrl.value = file.url;
+    referenceImageViewerVisible.value = true;
+  }
+}
+
+function closeReferenceImageViewer() {
+  referenceImageViewerVisible.value = false;
+}
+
 // Handle paste event for reference images
 function handlePaste(event: ClipboardEvent) {
   const items = event.clipboardData?.items;
@@ -510,6 +523,7 @@ onUnmounted(() => {
                 :limit="2"
                 :on-change="handleFileChange"
                 :on-remove="handleRemove"
+                :on-preview="handlePreview"
                 accept=".jpg,.jpeg,.png,.bmp,.webp"
                 :class="{ 'hide-upload-btn': fileList.length >= 2 }"
               >
@@ -644,6 +658,15 @@ onUnmounted(() => {
       </div>
     </div>
   </div>
+
+  <!-- 参考图预览组件 -->
+  <teleport to="body">
+    <el-image-viewer
+      v-if="referenceImageViewerVisible && referenceImagePreviewUrl"
+      :url-list="[referenceImagePreviewUrl]"
+      @close="closeReferenceImageViewer"
+    />
+  </teleport>
 </template>
 
 <style scoped>