tdesign-vue
Version:
90 lines (86 loc) • 3.94 kB
JavaScript
/**
* tdesign v1.15.0
* (c) 2026 tdesign
* @license MIT
*/
import _defineProperty from '@babel/runtime/helpers/defineProperty';
import { isString, isArray } from 'lodash-es';
function ownKeys(e, r) { var t = Object.keys(e); if (Object.getOwnPropertySymbols) { var o = Object.getOwnPropertySymbols(e); r && (o = o.filter(function (r) { return Object.getOwnPropertyDescriptor(e, r).enumerable; })), t.push.apply(t, o); } return t; }
function _objectSpread(e) { for (var r = 1; r < arguments.length; r++) { var t = null != arguments[r] ? arguments[r] : {}; r % 2 ? ownKeys(Object(t), !0).forEach(function (r) { _defineProperty(e, r, t[r]); }) : Object.getOwnPropertyDescriptors ? Object.defineProperties(e, Object.getOwnPropertyDescriptors(t)) : ownKeys(Object(t)).forEach(function (r) { Object.defineProperty(e, r, Object.getOwnPropertyDescriptor(t, r)); }); } return e; }
var isSameOrigin = function isSameOrigin(url) {
try {
var imgUrl = new URL(url, window.location.href);
return imgUrl.origin === window.location.origin;
} catch (_unused) {
return false;
}
};
var directDownload = function directDownload(imgSrc, name) {
var a = document.createElement("a");
a.download = name;
a.href = imgSrc;
a.click();
a.remove();
};
var fileDownload = function fileDownload(obj, name) {
var url = URL.createObjectURL(obj);
var a = document.createElement("a");
a.href = url;
a.download = name;
a.click();
a.remove();
URL.revokeObjectURL(url);
};
var canvasDownload = function canvasDownload(imgSrc, name) {
var image = new Image();
image.setAttribute("crossOrigin", "anonymous");
image.onload = function () {
var _name$split$pop;
var canvas = document.createElement("canvas");
canvas.width = image.width;
canvas.height = image.height;
var context = canvas.getContext("2d");
context.drawImage(image, 0, 0, image.width, image.height);
var extension = ((_name$split$pop = name.split(".").pop()) === null || _name$split$pop === void 0 ? void 0 : _name$split$pop.toLowerCase()) || "png";
var mimeType = "image/".concat(extension === "jpg" ? "jpeg" : extension);
canvas.toBlob(function (blob) {
fileDownload(blob, name);
}, mimeType);
};
image.src = imgSrc;
};
var downloadImage = function downloadImage(imgSrc) {
var _imgSrc$split, _imgSrc$split$split, _imgSrc$split$split$s;
var randomName = Math.random().toString(32).slice(2);
if (imgSrc instanceof File) {
fileDownload(imgSrc, imgSrc.name);
return;
}
var name = (imgSrc === null || imgSrc === void 0 || (_imgSrc$split = imgSrc.split) === null || _imgSrc$split === void 0 || (_imgSrc$split = _imgSrc$split.call(imgSrc, "?")) === null || _imgSrc$split === void 0 || (_imgSrc$split = _imgSrc$split[0]) === null || _imgSrc$split === void 0 || (_imgSrc$split$split = _imgSrc$split.split) === null || _imgSrc$split$split === void 0 || (_imgSrc$split$split = _imgSrc$split$split.call(_imgSrc$split, "#")) === null || _imgSrc$split$split === void 0 || (_imgSrc$split$split = _imgSrc$split$split[0]) === null || _imgSrc$split$split === void 0 || (_imgSrc$split$split$s = _imgSrc$split$split.split) === null || _imgSrc$split$split$s === void 0 ? void 0 : _imgSrc$split$split$s.call(_imgSrc$split$split, "/").pop()) || randomName;
if (isSameOrigin(imgSrc)) {
directDownload(imgSrc, name);
} else {
canvasDownload(imgSrc, name);
}
};
var isImageInfo = function isImageInfo(image) {
return !!image && !isString(image) && !(image instanceof File);
};
var formatImages = function formatImages(images) {
if (!isArray(images)) return [];
return images.map(function (item) {
if (isImageInfo(item)) {
return _objectSpread({
download: true,
thumbnail: item.mainImage
}, item);
}
return {
mainImage: item,
thumbnail: item,
download: true
};
});
};
export { downloadImage, formatImages };
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