skeleton-elements/vue/SkeletonImage.js

Skeleton elements (aka UI Skeletons, Skeleton Screens, Ghost Elements) - UI for improved perceived performance

import { h } from 'vue';
import multiplySvgPoints from '../utils/multiply-svg-points.js';
export default {
  name: 'skeleton-image',
  props: {
    tag: {
      type: String,
      default: 'span'
    },
    width: {
      type: Number,
      default: 1200
    },
    height: {
      type: Number,
      default: 600
    },
    color: String,
    iconColor: String,
    showIcon: {
      type: Boolean,
      default: true
    },
    effect: String,
    borderRadius: String
  },

  render() {
    const {
      tag,
      color,
      iconColor,
      showIcon,
      width,
      height,
      effect,
      borderRadius
    } = this;
    return h(tag, {
      class: {
        'skeleton-image': true,
        [`skeleton-effect-${effect}`]: effect
      }
    }, [h('svg', {
      xmlns: 'http://www.w3.org/2000/svg',
      width,
      height,
      viewBox: `0 0 ${width} ${height}`,
      style: {
        borderRadius
      },
      preserveAspectRatio: 'none'
    }, [h('polygon', {
      style: {
        fill: color
      },
      fillRule: 'evenodd',
      points: `0 0 ${width} 0 ${width} ${height} 0 ${height}`
    }), showIcon && h('path', {
      style: {
        fill: iconColor
      },
      d: multiplySvgPoints('M7.7148,49.5742 L48.2852,49.5742 C53.1836,49.5742 55.6446,47.1367 55.6446,42.3086 L55.6446,13.6914 C55.6446,8.8633 53.1836,6.4258 48.2852,6.4258 L7.7148,6.4258 C2.8398,6.4258 0.3554,8.8398 0.3554,13.6914 L0.3554,42.3086 C0.3554,47.1602 2.8398,49.5742 7.7148,49.5742 Z M39.2851,27.9414 C38.2304,27.0039 37.0351,26.5118 35.7695,26.5118 C34.457,26.5118 33.3085,26.9571 32.2304,27.918 L21.6366,37.3867 L17.3007,33.4492 C16.3163,32.582 15.2617,32.1133 14.1366,32.1133 C13.1054,32.1133 12.0976,32.5586 11.1366,33.4258 L4.1288,39.7305 L4.1288,13.8789 C4.1288,11.4414 5.4413,10.1992 7.7851,10.1992 L48.2147,10.1992 C50.535,10.1992 51.8708,11.4414 51.8708,13.8789 L51.8708,39.7539 L39.2851,27.9414 Z M17.8163,28.1992 C20.8398,28.1992 23.3241,25.7149 23.3241,22.668 C23.3241,19.6445 20.8398,17.1367 17.8163,17.1367 C14.7695,17.1367 12.2851,19.6445 12.2851,22.668 C12.2851,25.7149 14.7695,28.1992 17.8163,28.1992 Z', 56, width, height)
    })]), this.$slots.default && this.$slots.default()]);
  }

};