bootstrap-vue/esm/components/image/img.js

BootstrapVue, with over 40 plugins and more than 80 custom components, provides one of the most comprehensive implementations of Bootstrap v4 components and grid system for Vue.js. With extensive and automated WAI-ARIA accessibility markup.

function _defineProperty(obj, key, value) { if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }

import Vue from '../../utils/vue';
import { mergeData } from 'vue-functional-data-merge';
import { concat } from '../../utils/array';
import { getComponentConfig } from '../../utils/config';
import { isString } from '../../utils/inspect'; // --- Constants --

var NAME = 'BImg'; // Blank image with fill template

var BLANK_TEMPLATE = '<svg width="%{w}" height="%{h}" ' + 'xmlns="http://www.w3.org/2000/svg" ' + 'viewBox="0 0 %{w} %{h}" preserveAspectRatio="none">' + '<rect width="100%" height="100%" style="fill:%{f};"></rect>' + '</svg>';
export var props = {
  src: {
    type: String,
    default: null
  },
  srcset: {
    type: [String, Array],
    default: null
  },
  sizes: {
    type: [String, Array],
    default: null
  },
  alt: {
    type: String,
    default: null
  },
  width: {
    type: [Number, String],
    default: null
  },
  height: {
    type: [Number, String],
    default: null
  },
  block: {
    type: Boolean,
    default: false
  },
  fluid: {
    type: Boolean,
    default: false
  },
  fluidGrow: {
    // Gives fluid images class `w-100` to make them grow to fit container
    type: Boolean,
    default: false
  },
  rounded: {
    // rounded can be:
    //   false: no rounding of corners
    //   true: slightly rounded corners
    //   'top': top corners rounded
    //   'right': right corners rounded
    //   'bottom': bottom corners rounded
    //   'left': left corners rounded
    //   'circle': circle/oval
    //   '0': force rounding off
    type: [Boolean, String],
    default: false
  },
  thumbnail: {
    type: Boolean,
    default: false
  },
  left: {
    type: Boolean,
    default: false
  },
  right: {
    type: Boolean,
    default: false
  },
  center: {
    type: Boolean,
    default: false
  },
  blank: {
    type: Boolean,
    default: false
  },
  blankColor: {
    type: String,
    default: function _default() {
      return getComponentConfig(NAME, 'blankColor');
    }
  }
}; // --- Helper methods ---

var makeBlankImgSrc = function makeBlankImgSrc(width, height, color) {
  var src = encodeURIComponent(BLANK_TEMPLATE.replace('%{w}', String(width)).replace('%{h}', String(height)).replace('%{f}', color));
  return "data:image/svg+xml;charset=UTF-8,".concat(src);
}; // @vue/component


export var BImg =
/*#__PURE__*/
Vue.extend({
  name: NAME,
  functional: true,
  props: props,
  render: function render(h, _ref) {
    var _class;

    var props = _ref.props,
        data = _ref.data;
    var src = props.src;
    var width = parseInt(props.width, 10) ? parseInt(props.width, 10) : null;
    var height = parseInt(props.height, 10) ? parseInt(props.height, 10) : null;
    var align = null;
    var block = props.block;
    var srcset = concat(props.srcset).filter(Boolean).join(',');
    var sizes = concat(props.sizes).filter(Boolean).join(',');

    if (props.blank) {
      if (!height && Boolean(width)) {
        height = width;
      } else if (!width && Boolean(height)) {
        width = height;
      }

      if (!width && !height) {
        width = 1;
        height = 1;
      } // Make a blank SVG image


      src = makeBlankImgSrc(width, height, props.blankColor || 'transparent'); // Disable srcset and sizes

      srcset = null;
      sizes = null;
    }

    if (props.left) {
      align = 'float-left';
    } else if (props.right) {
      align = 'float-right';
    } else if (props.center) {
      align = 'mx-auto';
      block = true;
    }

    return h('img', mergeData(data, {
      attrs: {
        src: src,
        alt: props.alt,
        width: width ? String(width) : null,
        height: height ? String(height) : null,
        srcset: srcset || null,
        sizes: sizes || null
      },
      class: (_class = {
        'img-thumbnail': props.thumbnail,
        'img-fluid': props.fluid || props.fluidGrow,
        'w-100': props.fluidGrow,
        rounded: props.rounded === '' || props.rounded === true
      }, _defineProperty(_class, "rounded-".concat(props.rounded), isString(props.rounded) && props.rounded !== ''), _defineProperty(_class, align, Boolean(align)), _defineProperty(_class, 'd-block', block), _class)
    }));
  }
});