regexper-static/src/components/FormActions/links.js

50 lines
1.2 KiB
JavaScript

const createSvgLink = async ({ svg }) => {
try {
const type = 'image/svg+xml';
const blob = new Blob([svg], { type });
return {
url: URL.createObjectURL(blob),
label: 'Download SVG',
filename: 'image.svg',
type
};
}
catch (e) {
console.error(e); // eslint-disable-line no-console
}
};
const createPngLink = async ({ svg, width, height }) => {
try {
const type = 'image/png';
const canvas = document.createElement('canvas');
const context = canvas.getContext('2d');
const loader = new Image();
loader.width = canvas.width = width * 2;
loader.height = canvas.height = height * 2;
await new Promise(resolve => {
loader.onload = resolve;
loader.src = 'data:image/svg+xml,' + encodeURIComponent(svg);
});
context.drawImage(loader, 0, 0, loader.width, loader.height);
const blob = await new Promise(resolve => canvas.toBlob(resolve, type));
return {
url: URL.createObjectURL(blob),
label: 'Download PNG',
filename: 'image.png',
type
};
}
catch (e) {
console.error(e); // eslint-disable-line no-console
}
};
export { createSvgLink, createPngLink };