From b3e78764e84144a9d64a9d28f293dc4a75e22134 Mon Sep 17 00:00:00 2001
From: zhangchen <1652267879@qq.com>
Date: 星期二, 16 九月 2025 16:44:13 +0800
Subject: [PATCH] ID1766-优化患者头像显示

---
 src/views/mobile/bedsideAuxiliaryScreen/components/Header.vue |   39 ++++++++++++++++++++++++++++++++++++++-
 1 files changed, 38 insertions(+), 1 deletions(-)

diff --git a/src/views/mobile/bedsideAuxiliaryScreen/components/Header.vue b/src/views/mobile/bedsideAuxiliaryScreen/components/Header.vue
index cb20147..9a49eca 100644
--- a/src/views/mobile/bedsideAuxiliaryScreen/components/Header.vue
+++ b/src/views/mobile/bedsideAuxiliaryScreen/components/Header.vue
@@ -65,7 +65,8 @@
         alt=""
         @click="openSettingDeviceDialog"
       />
-      <img :src="userImg" class="btn-img" alt="" @click="openLoginDialog" />
+      <img v-if="userInfo?.code" :src="userInfo?.userAvatar" class="btn-img user-avatar" alt="" @click="openLoginDialog" />
+      <img v-else :src="userImg" class="btn-img" alt="" @click="openLoginDialog" />
     </div>
   </div>
   <!-- 设置设备编号组件 -->
@@ -164,6 +165,14 @@
   }
 });
 
+
+const userInfo = computed(() => {
+  if (!bedsideAuxiliaryScreenStore.userInfo) return null
+  return Object.assign({}, bedsideAuxiliaryScreenStore.userInfo, {
+    userAvatar: bedsideAuxiliaryScreenStore.userInfo?.userAvatar ? bedsideAuxiliaryScreenStore.userInfo?.userAvatar : generateCircularAvatar(bedsideAuxiliaryScreenStore.userInfo?.userName)
+  });
+});
+
 watch(
   () => bedsideAuxiliaryScreenStore.taskData?.[0]?.countdown,
   (val) => {
@@ -246,6 +255,29 @@
     loginDialogRef.value.openDialog();
 };
 
+function generateCircularAvatar(name: string, size = 100): string {
+  console.log('name: ', name)
+  const canvas = document.createElement('canvas');
+  canvas.width = size;
+  canvas.height = size;
+  const ctx = canvas.getContext('2d')!;
+  
+  // 绘制圆形背景
+  ctx.fillStyle = '#dae5ec';
+  ctx.beginPath();
+  ctx.arc(size / 2, size / 2, size / 2, 0, Math.PI * 2);
+  ctx.fill();
+  
+  // 绘制文字(第一个字)
+  ctx.fillStyle = '#70a3dd'; // 字体颜色
+  ctx.font = `${size * 0.5}px sans-serif`; // 字体大小为头像大小的一半
+  ctx.textAlign = 'center';
+  ctx.textBaseline = 'middle';
+  ctx.fillText(name.charAt(0), size / 2, size / 2);
+  
+  return canvas.toDataURL('image/png'); // 返回 Base64 图片
+}
+
 onUnmounted(() => {
   clearTimer();
 });
@@ -282,6 +314,11 @@
       height: 10px;
       object-fit: contain;
       cursor: pointer;
+      &.user-avatar {
+        width: 10px;
+        border-radius: 50%;
+        overflow: hidden;
+      }
       &:not(:first-child) {
         margin-left: 9px;
       }

--
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