feat: UI美化

web/src/components/LineChart.vue

@@ -1,5 +1,265 @@
+<script setup lang="ts">
+import { onMounted, ref } from "vue";
+
+// 模拟图表数据
+const chartData = ref({
+  labels: ["00:00", "04:00", "08:00", "12:00", "16:00", "20:00", "24:00"],
+  datasets: [
+    {
+      label: "请求数量",
+      data: [120, 150, 300, 450, 380, 280, 200],
+      color: "#667eea",
+    },
+    {
+      label: "响应时间",
+      data: [200, 180, 250, 300, 220, 190, 160],
+      color: "#f093fb",
+    },
+  ],
+});
+
+const chartContainer = ref<HTMLElement>();
+const animationProgress = ref(0);
+
+// 生成SVG路径
+const generatePath = (data: number[]) => {
+  const points = data.map((value, index) => {
+    const x = (index / (data.length - 1)) * 380 + 10;
+    const y = 200 - (value / 500) * 180 - 10;
+    return `${x},${y}`;
+  });
+  return `M ${points.join(" L ")}`;
+};
+
+onMounted(() => {
+  // 简单的动画效果
+  let start = 0;
+  const animate = (timestamp: number) => {
+    if (!start) {
+      start = timestamp;
+    }
+    const progress = Math.min((timestamp - start) / 2000, 1);
+    animationProgress.value = progress;
+
+    if (progress < 1) {
+      requestAnimationFrame(animate);
+    }
+  };
+  requestAnimationFrame(animate);
+});
+</script>
+
 <template>
-  <n-card title="拆线图">
-    <div>拆线图</div>
-  </n-card>
+  <div class="chart-container">
+    <n-card class="chart-card modern-card" :bordered="false">
+      <template #header>
+        <div class="chart-header">
+          <h3 class="chart-title">性能监控</h3>
+          <p class="chart-subtitle">实时系统性能指标</p>
+        </div>
+      </template>
+
+      <div ref="chartContainer" class="chart-content">
+        <div class="chart-legend">
+          <div v-for="dataset in chartData.datasets" :key="dataset.label" class="legend-item">
+            <div class="legend-color" :style="{ backgroundColor: dataset.color }" />
+            <span class="legend-label">{{ dataset.label }}</span>
+          </div>
+        </div>
+
+        <div class="chart-area">
+          <div class="chart-grid">
+            <div
+              v-for="(label, index) in chartData.labels"
+              :key="label"
+              class="grid-line"
+              :style="{ left: `${(index / (chartData.labels.length - 1)) * 100}%` }"
+            />
+          </div>
+
+          <svg class="chart-svg" viewBox="0 0 400 200">
+            <!-- 数据线条 -->
+            <g v-for="dataset in chartData.datasets" :key="dataset.label">
+              <path
+                :d="generatePath(dataset.data)"
+                :stroke="dataset.color"
+                stroke-width="3"
+                fill="none"
+                stroke-linecap="round"
+                stroke-linejoin="round"
+                class="chart-line"
+                :style="{
+                  strokeDasharray: '1000',
+                  strokeDashoffset: `${1000 * (1 - animationProgress)}`,
+                }"
+              />
+
+              <!-- 数据点 -->
+              <g v-for="(value, index) in dataset.data" :key="index">
+                <circle
+                  :cx="(index / (dataset.data.length - 1)) * 380 + 10"
+                  :cy="200 - (value / 500) * 180 - 10"
+                  :r="animationProgress > index / dataset.data.length ? 4 : 0"
+                  :fill="dataset.color"
+                  class="chart-point"
+                />
+              </g>
+            </g>
+          </svg>
+
+          <div class="chart-labels">
+            <div
+              v-for="(label, index) in chartData.labels"
+              :key="label"
+              class="chart-label"
+              :style="{ left: `${(index / (chartData.labels.length - 1)) * 100}%` }"
+            >
+              {{ label }}
+            </div>
+          </div>
+        </div>
+      </div>
+    </n-card>
+  </div>
 </template>
+
+<style scoped>
+.chart-container {
+  width: 100%;
+}
+
+.chart-card {
+  background: rgba(255, 255, 255, 0.98);
+}
+
+.chart-header {
+  text-align: center;
+  margin-bottom: 8px;
+}
+
+.chart-title {
+  font-size: 1.3rem;
+  font-weight: 600;
+  color: #1e293b;
+  margin: 0 0 4px 0;
+}
+
+.chart-subtitle {
+  font-size: 0.9rem;
+  color: #64748b;
+  margin: 0;
+}
+
+.chart-content {
+  position: relative;
+}
+
+.chart-legend {
+  display: flex;
+  justify-content: center;
+  gap: 24px;
+  margin-bottom: 24px;
+  flex-wrap: wrap;
+}
+
+.legend-item {
+  display: flex;
+  align-items: center;
+  gap: 8px;
+}
+
+.legend-color {
+  width: 16px;
+  height: 16px;
+  border-radius: 4px;
+  box-shadow: var(--shadow-sm);
+}
+
+.legend-label {
+  font-size: 0.9rem;
+  color: #374151;
+  font-weight: 500;
+}
+
+.chart-area {
+  position: relative;
+  height: 240px;
+  background: linear-gradient(180deg, rgba(102, 126, 234, 0.02) 0%, rgba(102, 126, 234, 0.08) 100%);
+  border-radius: var(--border-radius-md);
+  border: 1px solid rgba(102, 126, 234, 0.1);
+  overflow: hidden;
+}
+
+.chart-grid {
+  position: absolute;
+  top: 0;
+  left: 0;
+  right: 0;
+  bottom: 0;
+}
+
+.grid-line {
+  position: absolute;
+  top: 0;
+  bottom: 0;
+  width: 1px;
+  background: rgba(102, 126, 234, 0.1);
+}
+
+.chart-svg {
+  width: 100%;
+  height: 200px;
+  position: relative;
+  z-index: 1;
+}
+
+.chart-line {
+  filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.1));
+  transition: stroke-dashoffset 2s ease-out;
+}
+
+.chart-point {
+  transition: r 0.3s ease;
+  filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.2));
+}
+
+.chart-point:hover {
+  r: 6;
+}
+
+.chart-labels {
+  position: absolute;
+  bottom: 0;
+  left: 0;
+  right: 0;
+  height: 40px;
+  display: flex;
+  align-items: center;
+}
+
+.chart-label {
+  position: absolute;
+  font-size: 0.8rem;
+  color: #64748b;
+  font-weight: 500;
+  transform: translateX(-50%);
+  background: rgba(255, 255, 255, 0.9);
+  padding: 4px 8px;
+  border-radius: 4px;
+  backdrop-filter: blur(4px);
+}
+
+@media (max-width: 768px) {
+  .chart-legend {
+    gap: 16px;
+  }
+
+  .chart-area {
+    height: 200px;
+  }
+
+  .chart-svg {
+    height: 160px;
+  }
+}
+</style>