diff --git a/src/components/mt-preview-ypt/iframeDia.vue b/src/components/mt-preview-ypt/iframeDia.vue
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+++ b/src/components/mt-preview-ypt/iframeDia.vue
@@ -0,0 +1,438 @@
+<template>
+    <div class="container">
+        <!-- 使用 v-for 遍历四个角落 -->
+        <div v-for="corner in corners" :key="corner.id" :class="['corner', corner.className]">
+            <div class="content">
+                <div class="title">{{ corner.title }}</div>
+                {{ corner.data }}
+                <el-descriptions :column="1" size="small" label-width="70px" border>
+                    <el-descriptions-item v-for="(item, index) in corner.data" :key="index" :label="item.label">
+                        <div v-html="item.value"></div>
+                    </el-descriptions-item>
+                </el-descriptions>
+            </div>
+            <span class="close-btn" @click="closeCorner(corner.id)">
+                <Close />
+            </span>
+        </div>
+    </div>
+</template>
+
+<script setup lang="ts">
+import { ref, onMounted, nextTick } from 'vue'
+import { Close } from '@element-plus/icons-vue'
+
+// 定义接收的 props
+const props = defineProps<{
+    eventList?: []
+    steadyState?: [
+        {
+            id: 'c53cccb8c65201c192d8c57fbdb4d993-W1O31AjTAx'
+            lineId: '00B78D0171091'
+            phaseType: 'Pq_RmsU'
+            statisticalName: '统计数据 / 相电压总有效值 / A / 平均值'
+            target: '统计数据$Pq_RmsU$A'
+            value: 45
+            valueType: 'A'
+        },
+        {
+            id: 'c53cccb8c65201c192d8c57fbdb4d993-W1O31AjTAx'
+            lineId: '00B78D0171091'
+            phaseType: 'Pq_RmsU'
+            statisticalName: '统计数据 / 相电压总有效值 / A / CP95'
+            target: '统计数据$Pq_RmsU$A'
+            value: 3.1415926
+            valueType: 'A'
+        },
+        {
+            id: 'c53cccb8c65201c192d8c57fbdb4d993-W1O31AjTAx'
+            lineId: '00B78D0171091'
+            phaseType: 'Pq_RmsU'
+            statisticalName: '统计数据 / 相电压总有效值 / A / 最大值'
+            target: '统计数据$Pq_RmsU$A'
+            value: 3.1415926
+            valueType: 'A'
+        },
+        {
+            id: 'c53cccb8c65201c192d8c57fbdb4d993-W1O31AjTAx'
+            lineId: '00B78D0171091'
+            phaseType: 'Pq_RmsU'
+            statisticalName: '统计数据 / 相电压总有效值 / A / 最小值'
+            target: '统计数据$Pq_RmsU$A'
+            value: 3.1415926
+            valueType: 'A'
+        },
+        {
+            id: 'c53cccb8c65201c192d8c57fbdb4d993-zOXUxFQ6Vt'
+            lineId: '00B78D0171092'
+            phaseType: 'Pq_RmsLU'
+            statisticalName: '统计数据 / 线电压总有效值 / BC / 平均值'
+            target: '统计数据$Pq_RmsLU$BC'
+            value: 3.1415926
+            valueType: 'BC'
+        },
+        {
+            id: 'c53cccb8c65201c192d8c57fbdb4d993-zOXUxFQ6Vt'
+            lineId: '00B78D0171092'
+            phaseType: 'Pq_RmsLU'
+            statisticalName: '统计数据 / 线电压总有效值 / BC / CP95'
+            target: '统计数据$Pq_RmsLU$BC'
+            value: 3.1415926
+            valueType: 'BC'
+        }
+    ]
+}>()
+
+// const steadyState = [
+//     {
+//         id: 'c53cccb8c65201c192d8c57fbdb4d993-W1O31AjTAx',
+//         lineId: '00B78D0171091',
+//         phaseType: 'Pq_RmsU',
+//         statisticalName: '统计数据 / 相电压总有效值 / A / 平均值',
+//         target: '统计数据$Pq_RmsU$A',
+//         value: 45,
+//         valueType: 'A'
+//     },
+//     {
+//         id: 'c53cccb8c65201c192d8c57fbdb4d993-W1O31AjTAx',
+//         lineId: '00B78D0171091',
+//         phaseType: 'Pq_RmsU',
+//         statisticalName: '统计数据 / 相电压总有效值 / A / CP95',
+//         target: '统计数据$Pq_RmsU$A',
+//         value: 3.1415926,
+//         valueType: 'A'
+//     },
+//     {
+//         id: 'c53cccb8c65201c192d8c57fbdb4d993-W1O31AjTAx',
+//         lineId: '00B78D0171091',
+//         phaseType: 'Pq_RmsU',
+//         statisticalName: '统计数据 / 相电压总有效值 / A / 最大值',
+//         target: '统计数据$Pq_RmsU$A',
+//         value: 3.1415926,
+//         valueType: 'A'
+//     },
+//     {
+//         id: 'c53cccb8c65201c192d8c57fbdb4d993-W1O31AjTAx',
+//         lineId: '00B78D0171091',
+//         phaseType: 'Pq_RmsU',
+//         statisticalName: '统计数据 / 相电压总有效值 / A / 最小值',
+//         target: '统计数据$Pq_RmsU$A',
+//         value: 3.1415926,
+//         valueType: 'A'
+//     },
+//     {
+//         id: 'c53cccb8c65201c192d8c57fbdb4d993-zOXUxFQ6Vt',
+//         lineId: '00B78D0171092',
+//         phaseType: 'Pq_RmsLU',
+//         statisticalName: '统计数据 / 线电压总有效值 / BC / 平均值',
+//         target: '统计数据$Pq_RmsLU$BC',
+//         value: 3.1415926,
+//         valueType: 'BC'
+//     },
+//     {
+//         id: 'c53cccb8c65201c192d8c57fbdb4d993-zOXUxFQ6Vt',
+//         lineId: '00B78D0171092',
+//         phaseType: 'Pq_RmsLU',
+//         statisticalName: '统计数据 / 线电压总有效值 / BC / CP95',
+//         target: '统计数据$Pq_RmsLU$BC',
+//         value: 3.1415926,
+//         valueType: 'BC'
+//     }
+// ]
+
+// 定义四个角落的数据
+const corners = ref([
+    {
+        id: 'topLeft',
+        title: '左上',
+        className: 'top-left',
+        show: false,
+        data: [] as { label: string; value: string }[],
+        elementId: '' // 记录该角落对应的元素ID
+    },
+    {
+        id: 'topRight',
+        title: '右上',
+        className: 'top-right',
+        show: false,
+        data: [] as { label: string; value: string }[],
+        elementId: ''
+    }
+])
+
+const displayOrder = ref<number[]>([])
+
+// 处理稳态指标数据
+const processSteadyStateData = (cornerIndex: number, elementId: string) => {
+    nextTick(() => {
+        if (!props.steadyState || props.steadyState.length == 0) {
+            if (corners.value[cornerIndex].data.length > 0) {
+                corners.value[cornerIndex].data[0].value = '暂无稳态指标数据'
+            }
+            return
+        }
+
+        let str = ``
+        props.steadyState
+            .filter(item => item.lineId === elementId)
+            .forEach(item => {
+                if (item.value == 3.1415926) {
+                    str += `<div>${item.statisticalName}：/</div>`
+                } else {
+                    str += `<div>${item.statisticalName}：${item.value}</div>`
+                }
+            })
+
+        if (str) {
+            if (corners.value[cornerIndex].data.length > 0) {
+                corners.value[cornerIndex].data[0].value =
+                    `<div style="max-height: 100px;overflow-y: auto;">${str}</div>`
+            }
+        } else {
+            if (corners.value[cornerIndex].data.length > 0) {
+                corners.value[cornerIndex].data[0].value = '暂无稳态指标数据'
+            }
+        }
+    })
+}
+
+// 截取线路名称的最后一部分作为标题
+const extractTitleFromLineName = (lineName: string): string => {
+    if (!lineName) return '未知监测点'
+
+    // 按照 "/" 分割字符串，取最后一部分
+    const parts = lineName.split('/')
+    return parts.length > 0 ? parts[parts.length - 1].trim() : lineName
+}
+
+// 更新指定角落数据的函数
+const updateCornerData = (cornerIndex: number, dataItem: any, elementId: string, lineName: string) => {
+    // 更新标题为传入的 lineName 的最后一部分
+    corners.value[cornerIndex].title = extractTitleFromLineName(lineName)
+
+    // 格式化数据（只保留稳态指标一项）
+    corners.value[cornerIndex].data = [
+        {
+            label: '稳态指标',
+            value: '正在加载...'
+        }
+    ]
+
+    // 记录该角落对应的元素ID
+    corners.value[cornerIndex].elementId = elementId
+    corners.value[cornerIndex].show = true
+
+    // 处理稳态指标数据
+    processSteadyStateData(cornerIndex, elementId)
+}
+
+// 显示下一个角落的函数
+const showNextCorner = (elementId: string, lineName: string) => {
+    // 检查该元素ID是否已经显示过
+    const existingCornerIndex = corners.value.findIndex(corner => corner.elementId === elementId && corner.show)
+
+    if (existingCornerIndex !== -1) {
+        // 如果该元素已经显示过，更新标题
+        corners.value[existingCornerIndex].title = extractTitleFromLineName(lineName)
+        return
+    }
+
+    // 确保 props.eventList 是数组并且过滤掉 null/undefined 元素
+    if (!Array.isArray(props.eventList)) {
+        console.warn('props.eventList 不是数组格式:', props.eventList)
+        return
+    }
+
+    // 过滤掉 null 和 undefined 元素，然后查找匹配项
+    const validItems = props.eventList.filter(item => item !== null && item !== undefined)
+    const dataItem = validItems.find(item => item.lineId === elementId)
+
+    // 如果没有找到匹配的数据项，则不更新数据
+    if (!dataItem) {
+        console.warn('未找到匹配的数据项:', elementId)
+        return
+    }
+
+    // 查找一个未显示的角落
+    const availableCornerIndex = corners.value.findIndex(corner => !corner.show)
+
+    if (availableCornerIndex !== -1) {
+        // 有空闲角落，显示在该角落
+        updateCornerData(availableCornerIndex, dataItem, elementId, lineName)
+
+        // 记录显示顺序
+        displayOrder.value.push(availableCornerIndex)
+    } else {
+        // 没有空闲角落，按顺序替换角落
+        // 获取需要替换的角落索引（循环替换）
+        const replaceIndex = displayOrder.value.shift() || 0
+        updateCornerData(replaceIndex, dataItem, elementId, lineName)
+        // 将替换的索引重新加入队列末尾
+        displayOrder.value.push(replaceIndex)
+    }
+}
+
+// 关闭指定角落的函数
+const closeCorner = (id: string) => {
+    const cornerIndex = corners.value.findIndex(c => c.id === id)
+    if (cornerIndex !== -1) {
+        corners.value[cornerIndex].show = false
+        corners.value[cornerIndex].elementId = '' // 清空元素ID记录
+
+        // 从显示顺序中移除该角落索引
+        const orderIndex = displayOrder.value.indexOf(cornerIndex)
+        if (orderIndex !== -1) {
+            displayOrder.value.splice(orderIndex, 1)
+        }
+    }
+}
+
+// 关闭所有角落的函数
+const closeAllCorners = () => {
+    corners.value.forEach(corner => {
+        corner.show = false
+        corner.elementId = ''
+    })
+    displayOrder.value = []
+}
+
+onMounted(() => {
+    updateCornerData(0, props.steadyState, '00B78D0171091', '在线设备 / 灿能测试 / EMC实验室 / 装置一 / 监测点1')
+})
+
+// 暴露方法给父组件使用
+defineExpose({
+    showNextCorner,
+    closeCorner,
+    closeAllCorners
+})
+</script>
+
+<style scoped>
+/* 走马灯样式 - 支持逐条显示 */
+.simple-marquee {
+    width: 230px;
+    height: 24px;
+    overflow: hidden;
+    position: relative;
+    white-space: nowrap;
+}
+
+.marquee-content {
+    display: inline-block;
+    padding-left: 100%;
+    animation: marquee-single var(--marquee-duration, 25s) linear infinite;
+    line-height: 24px;
+    text-decoration: underline;
+    text-decoration-color: #4877f6;
+}
+
+@keyframes marquee-single {
+    0% {
+        transform: translateX(0);
+    }
+    100% {
+        transform: translateX(-100%);
+    }
+}
+
+/* 鼠标悬停时暂停动画 */
+.simple-marquee:hover .marquee-content {
+    animation-play-state: paused;
+    cursor: pointer;
+}
+</style>
+
+<style scoped lang="scss">
+.container {
+    position: relative;
+}
+
+.corner {
+    width: 240px;
+    background-color: #2b2d3a90;
+    position: absolute;
+    color: 000;
+    opacity: 0;
+    transform: scale(0.3);
+    transition: all 0.4s ease-out;
+    border-radius: 8px;
+    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
+}
+
+/* 显示状态的样式 */
+.corner:not([style*='display: none']):not([style*='display:none']) {
+    opacity: 1;
+    transform: scale(1);
+}
+
+.top-left {
+    top: 10px;
+    left: 10px;
+}
+
+.top-right {
+    top: 10px;
+    right: 0px;
+}
+
+.bottom-left {
+    top: 170px;
+    left: 10px;
+}
+
+.bottom-right {
+    top: 170px;
+    right: 10px;
+}
+
+.content {
+    width: 100%;
+    height: 100%;
+    box-sizing: border-box;
+    display: flex;
+    flex-direction: column;
+}
+
+.title {
+    font-size: 16px;
+    padding: 8px;
+    border-bottom: 1px solid #fff;
+    background-color: #fff;
+    border-radius: 8px 8px 0 0;
+}
+
+.data-item {
+    display: flex;
+    margin-bottom: 4px;
+    font-size: 12px;
+}
+
+.label {
+    width: 55px;
+    flex-shrink: 0;
+}
+
+.value {
+    flex: 1;
+    overflow: hidden;
+    text-overflow: ellipsis;
+    white-space: nowrap;
+}
+
+/* 关闭按钮样式 */
+.close-btn {
+    position: absolute;
+    top: 10px;
+    right: 10px;
+    width: 14px;
+    color: white;
+    font-size: 14px;
+    font-weight: bold;
+    cursor: pointer;
+}
+
+.indicator {
+    display: flex;
+}
+</style>