<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 border = ['left-top', 'right-top', 'left-bottom', 'right-bottom']
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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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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 3px ${mergedColor.value[0]}`,
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'--border-color': mergedColor.value[1] // CSS变量传递颜色
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}
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})
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// 使用立即执行的watch
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watch(() => props.color, mergeColor, { immediate: true })
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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-10" :style="border_style" ref="dv-border-box-10">
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<!-- 主边框SVG -->
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<svg class="dv-border-svg-container" :width="width" :height="height">
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<polygon
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:fill="backgroundColor"
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:points="`
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4, 0 ${width - 4}, 0 ${width}, 4 ${width}, ${height - 4} ${width - 4}, ${height}
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4, ${height} 0, ${height - 4} 0, 4
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`"
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/>
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</svg>
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<!-- 四个角标 -->
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<template v-for="item in border" :key="item">
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<svg width="150px" height="150px" :class="`corner-${item} dv-border-svg-container`">
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<polygon fill="var(--border-color)" points="40, 0 5, 0 0, 5 0, 16 3, 19 3, 7 7, 3 35, 3" />
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</svg>
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</template>
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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-10 {
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position: relative;
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width: 100%;
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height: 100%;
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border-radius: 6px;
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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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.dv-border-svg-container {
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position: absolute;
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display: block;
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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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}
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/* 角标位置和变换 */
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.corner-left-top {
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top: 0;
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left: 0;
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}
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.corner-right-top {
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top: 0;
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right: 0;
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transform: rotateY(180deg) translateZ(0); /* 添加硬件加速 */
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}
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.corner-left-bottom {
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bottom: 0;
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left: 0;
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transform: rotateX(180deg) translateZ(0); /* 添加硬件加速 */
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}
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.corner-right-bottom {
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bottom: 0;
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right: 0;
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transform: rotateX(180deg) rotateY(180deg) translateZ(0); /* 添加硬件加速 */
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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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}
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}
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</style>
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