<script lang="tsx" setup>
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import { ref, watch, onMounted, computed } from 'vue'
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import { customMergeColor } from '@/custom-component/de-decoration/component_details/config'
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import { cloneDeep } from 'lodash-es'
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interface Props {
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color?: string[]
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backgroundColor?: string
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curStyle: { width: number; height: number }
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scale: number
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}
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const props = withDefaults(defineProps<Props>(), {
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color: () => [],
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backgroundColor: 'transparent',
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curStyle: () => ({
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width: 320,
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height: 240
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})
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})
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const width = computed(() => props.curStyle.width)
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const height = computed(() => props.curStyle.height)
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const defaultColor = ref(['#2862b7', '#2862b7'])
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const mergedColor = ref<string[]>([])
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const mergeColor = () => {
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mergedColor.value = customMergeColor(cloneDeep(defaultColor.value), props.color)
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}
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const border_style = computed(() => {
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const [primaryColor, secondaryColor] = mergedColor.value
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return {
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width: `${width.value}px`,
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height: `${height.value}px`,
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transform: `scale(${props.scale})`,
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'transform-origin': '0 0',
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'will-change': 'transform', // 提示浏览器优化
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'box-shadow': `inset 0 0 25px ${primaryColor}33`, // 添加透明度
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border: `1px solid ${primaryColor}`,
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'background-color': props.backgroundColor
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}
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})
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// 使用立即执行的watch并添加防抖
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let debounceTimer: number
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watch(
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() => props.color,
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() => {
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clearTimeout(debounceTimer)
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debounceTimer = setTimeout(mergeColor, 50)
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},
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{ immediate: true }
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)
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onMounted(mergeColor)
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</script>
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<template>
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<div class="dv-border-box-7" :style="border_style" ref="dv-border-box-7">
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<!-- 使用分组减少DOM数量 -->
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<svg class="dv-border-svg-container" :width="width" :height="height">
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<!-- 外层边框 -->
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<g class="outer-border">
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<polyline :stroke="mergedColor[0]" :points="`0, 25 0, 0 25, 0`" />
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<polyline :stroke="mergedColor[0]" :points="`${width - 25}, 0 ${width}, 0 ${width}, 25`" />
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<polyline
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:stroke="mergedColor[0]"
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:points="`${width - 25}, ${height} ${width}, ${height} ${width}, ${height - 25}`"
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/>
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<polyline
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:stroke="mergedColor[0]"
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:points="`0, ${height - 25} 0, ${height} 25, ${height}`"
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/>
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</g>
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<!-- 内层边框 -->
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<g class="inner-border">
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<polyline :stroke="mergedColor[1]" :points="`0, 10 0, 0 10, 0`" />
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<polyline :stroke="mergedColor[1]" :points="`${width - 10}, 0 ${width}, 0 ${width}, 10`" />
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<polyline
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:stroke="mergedColor[1]"
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:points="`${width - 10}, ${height} ${width}, ${height} ${width}, ${height - 10}`"
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/>
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<polyline
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:stroke="mergedColor[1]"
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:points="`0, ${height - 10} 0, ${height} 10, ${height}`"
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/>
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</g>
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</svg>
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<div class="border-box-content">
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<slot></slot>
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</div>
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</div>
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</template>
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<style lang="less">
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.dv-border-box-7 {
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position: relative;
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width: 100%;
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height: 100%;
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/* 启用硬件加速 */
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transform: translateZ(0);
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backface-visibility: hidden;
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contain: content; /* 限制重绘范围 */
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overflow: hidden; /* 防止内容溢出 */
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.dv-border-svg-container {
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position: absolute;
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top: 0;
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left: 0;
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width: 100%;
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height: 100%;
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/* 优化SVG渲染 */
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shape-rendering: crispEdges;
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pointer-events: none; /* 禁用鼠标事件 */
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& > g > polyline {
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fill: none;
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stroke-linecap: round;
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vector-effect: non-scaling-stroke; /* 保持线条宽度不受缩放影响 */
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transition: stroke 0.3s ease; /* 颜色变化动画 */
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}
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.outer-border > polyline {
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stroke-width: 2;
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animation: outer-glow 2s ease-in-out infinite alternate;
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}
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.inner-border > polyline {
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stroke-width: 5;
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animation: inner-glow 1.5s ease-in-out infinite alternate;
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}
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}
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.border-box-content {
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position: relative;
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width: 100%;
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height: 100%;
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isolation: isolate; /* 创建新的层叠上下文 */
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z-index: 1; /* 确保内容在边框上方 */
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}
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}
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/* 动画定义 */
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@keyframes outer-glow {
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0% {
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stroke-opacity: 0.7;
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}
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100% {
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stroke-opacity: 1;
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}
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}
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@keyframes inner-glow {
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0% {
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stroke-width: 4;
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}
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100% {
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stroke-width: 6;
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}
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}
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</style>
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