@tjoskar/react-lazyload-img/dist/es2015/index.js

Lazy image loader for react

var __rest = (this && this.__rest) || function (s, e) {
    var t = {};
    for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p) && e.indexOf(p) < 0)
        t[p] = s[p];
    if (s != null && typeof Object.getOwnPropertySymbols === "function")
        for (var i = 0, p = Object.getOwnPropertySymbols(s); i < p.length; i++) {
            if (e.indexOf(p[i]) < 0 && Object.prototype.propertyIsEnumerable.call(s, p[i]))
                t[p[i]] = s[p[i]];
        }
    return t;
};
import { Component, createElement } from 'react';
import { isNull, registerImageToLazyLoad } from './lazyload';
class LazyLoad extends Component {
    componentDidMount() {
        if (isNull(this.ref)) {
            console.warn('The reference to the image is null, skipping the image');
            return;
        }
        registerImageToLazyLoad(this.ref, this.props);
    }
    componentDidUpdate(prevProps) {
        if (this.props.image !== prevProps.image && this.ref) {
            registerImageToLazyLoad(this.ref, this.props);
        }
    }
}
export class LazyLoadImage extends LazyLoad {
    render() {
        const _a = this.props, { style: incomingStyle, height, width, image, errorImage, options, onLoaded, defaultImage: src } = _a, props = __rest(_a, ["style", "height", "width", "image", "errorImage", "options", "onLoaded", "defaultImage"]);
        const style = Object.assign(Object.assign({}, incomingStyle), { height,
            width });
        return createElement('img', Object.assign(Object.assign({}, props), { ref: el => (this.ref = el), style, src }), this.props.children);
    }
}
export class LazyLoadBackgroundImage extends LazyLoad {
    render() {
        const _a = this.props, { style: incomingStyle, height, width, image, errorImage, options, onLoaded, defaultImage } = _a, props = __rest(_a, ["style", "height", "width", "image", "errorImage", "options", "onLoaded", "defaultImage"]);
        const style = Object.assign(Object.assign({}, incomingStyle), { backgroundImage: `url('${defaultImage}')`, height,
            width });
        return createElement('div', Object.assign(Object.assign({}, props), { ref: el => (this.ref = el), style }), this.props.children);
    }
}
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