next
Version:
The React Framework
22 lines (21 loc) • 1.44 kB
JavaScript
/**
* A shared function, used on both client and server, to generate a SVG blur placeholder.
*/ "use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
Object.defineProperty(exports, "getImageBlurSvg", {
enumerable: true,
get: function() {
return getImageBlurSvg;
}
});
function getImageBlurSvg({ widthInt, heightInt, blurWidth, blurHeight, blurDataURL, objectFit }) {
const std = 20;
const svgWidth = blurWidth ? blurWidth * 40 : widthInt;
const svgHeight = blurHeight ? blurHeight * 40 : heightInt;
const viewBox = svgWidth && svgHeight ? `viewBox='0 0 ${svgWidth} ${svgHeight}'` : '';
const preserveAspectRatio = viewBox ? 'none' : objectFit === 'contain' ? 'xMidYMid' : objectFit === 'cover' ? 'xMidYMid slice' : 'none';
return `%3Csvg xmlns='http://www.w3.org/2000/svg' ${viewBox}%3E%3Cfilter id='b' color-interpolation-filters='sRGB'%3E%3CfeGaussianBlur stdDeviation='${std}'/%3E%3CfeColorMatrix values='1 0 0 0 0 0 1 0 0 0 0 0 1 0 0 0 0 0 100 -1' result='s'/%3E%3CfeFlood x='0' y='0' width='100%25' height='100%25'/%3E%3CfeComposite operator='out' in='s'/%3E%3CfeComposite in2='SourceGraphic'/%3E%3CfeGaussianBlur stdDeviation='${std}'/%3E%3C/filter%3E%3Cimage width='100%25' height='100%25' x='0' y='0' preserveAspectRatio='${preserveAspectRatio}' style='filter: url(%23b);' href='${blurDataURL}'/%3E%3C/svg%3E`;
}
//# sourceMappingURL=image-blur-svg.js.map