node_modules/html-to-image/lib/embed-images.js

"use strict";
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
    function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
    return new (P || (P = Promise))(function (resolve, reject) {
        function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
        function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
        function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
        step((generator = generator.apply(thisArg, _arguments || [])).next());
    });
};
var __generator = (this && this.__generator) || function (thisArg, body) {
    var _ = { label: 0, sent: function() { if (t[0] & 1) throw t[1]; return t[1]; }, trys: [], ops: [] }, f, y, t, g;
    return g = { next: verb(0), "throw": verb(1), "return": verb(2) }, typeof Symbol === "function" && (g[Symbol.iterator] = function() { return this; }), g;
    function verb(n) { return function (v) { return step([n, v]); }; }
    function step(op) {
        if (f) throw new TypeError("Generator is already executing.");
        while (g && (g = 0, op[0] && (_ = 0)), _) try {
            if (f = 1, y && (t = op[0] & 2 ? y["return"] : op[0] ? y["throw"] || ((t = y["return"]) && t.call(y), 0) : y.next) && !(t = t.call(y, op[1])).done) return t;
            if (y = 0, t) op = [op[0] & 2, t.value];
            switch (op[0]) {
                case 0: case 1: t = op; break;
                case 4: _.label++; return { value: op[1], done: false };
                case 5: _.label++; y = op[1]; op = [0]; continue;
                case 7: op = _.ops.pop(); _.trys.pop(); continue;
                default:
                    if (!(t = _.trys, t = t.length > 0 && t[t.length - 1]) && (op[0] === 6 || op[0] === 2)) { _ = 0; continue; }
                    if (op[0] === 3 && (!t || (op[1] > t[0] && op[1] < t[3]))) { _.label = op[1]; break; }
                    if (op[0] === 6 && _.label < t[1]) { _.label = t[1]; t = op; break; }
                    if (t && _.label < t[2]) { _.label = t[2]; _.ops.push(op); break; }
                    if (t[2]) _.ops.pop();
                    _.trys.pop(); continue;
            }
            op = body.call(thisArg, _);
        } catch (e) { op = [6, e]; y = 0; } finally { f = t = 0; }
        if (op[0] & 5) throw op[1]; return { value: op[0] ? op[1] : void 0, done: true };
    }
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.embedImages = void 0;
var embed_resources_1 = require("./embed-resources");
var util_1 = require("./util");
var dataurl_1 = require("./dataurl");
var mimes_1 = require("./mimes");
function embedProp(propName, node, options) {
    var _a;
    return __awaiter(this, void 0, void 0, function () {
        var propValue, cssString;
        return __generator(this, function (_b) {
            switch (_b.label) {
                case 0:
                    propValue = (_a = node.style) === null || _a === void 0 ? void 0 : _a.getPropertyValue(propName);
                    if (!propValue) return [3 /*break*/, 2];
                    return [4 /*yield*/, (0, embed_resources_1.embedResources)(propValue, null, options)];
                case 1:
                    cssString = _b.sent();
                    node.style.setProperty(propName, cssString, node.style.getPropertyPriority(propName));
                    return [2 /*return*/, true];
                case 2: return [2 /*return*/, false];
            }
        });
    });
}
function embedBackground(clonedNode, options) {
    return __awaiter(this, void 0, void 0, function () {
        return __generator(this, function (_a) {
            switch (_a.label) {
                case 0: return [4 /*yield*/, embedProp('background', clonedNode, options)];
                case 1:
                    if (!!(_a.sent())) return [3 /*break*/, 3];
                    return [4 /*yield*/, embedProp('background-image', clonedNode, options)];
                case 2:
                    _a.sent();
                    _a.label = 3;
                case 3: return [4 /*yield*/, embedProp('mask', clonedNode, options)];
                case 4:
                    if (!!(_a.sent())) return [3 /*break*/, 6];
                    return [4 /*yield*/, embedProp('mask-image', clonedNode, options)];
                case 5:
                    _a.sent();
                    _a.label = 6;
                case 6: return [2 /*return*/];
            }
        });
    });
}
function embedImageNode(clonedNode, options) {
    return __awaiter(this, void 0, void 0, function () {
        var isImageElement, url, dataURL;
        return __generator(this, function (_a) {
            switch (_a.label) {
                case 0:
                    isImageElement = (0, util_1.isInstanceOfElement)(clonedNode, HTMLImageElement);
                    if (!(isImageElement && !(0, dataurl_1.isDataUrl)(clonedNode.src)) &&
                        !((0, util_1.isInstanceOfElement)(clonedNode, SVGImageElement) &&
                            !(0, dataurl_1.isDataUrl)(clonedNode.href.baseVal))) {
                        return [2 /*return*/];
                    }
                    url = isImageElement ? clonedNode.src : clonedNode.href.baseVal;
                    return [4 /*yield*/, (0, dataurl_1.resourceToDataURL)(url, (0, mimes_1.getMimeType)(url), options)];
                case 1:
                    dataURL = _a.sent();
                    return [4 /*yield*/, new Promise(function (resolve, reject) {
                            clonedNode.onload = resolve;
                            clonedNode.onerror = reject;
                            var image = clonedNode;
                            if (image.decode) {
                                image.decode = resolve;
                            }
                            if (image.loading === 'lazy') {
                                image.loading = 'eager';
                            }
                            if (isImageElement) {
                                clonedNode.srcset = '';
                                clonedNode.src = dataURL;
                            }
                            else {
                                clonedNode.href.baseVal = dataURL;
                            }
                        })];
                case 2:
                    _a.sent();
                    return [2 /*return*/];
            }
        });
    });
}
function embedChildren(clonedNode, options) {
    return __awaiter(this, void 0, void 0, function () {
        var children, deferreds;
        return __generator(this, function (_a) {
            switch (_a.label) {
                case 0:
                    children = (0, util_1.toArray)(clonedNode.childNodes);
                    deferreds = children.map(function (child) { return embedImages(child, options); });
                    return [4 /*yield*/, Promise.all(deferreds).then(function () { return clonedNode; })];
                case 1:
                    _a.sent();
                    return [2 /*return*/];
            }
        });
    });
}
function embedImages(clonedNode, options) {
    return __awaiter(this, void 0, void 0, function () {
        return __generator(this, function (_a) {
            switch (_a.label) {
                case 0:
                    if (!(0, util_1.isInstanceOfElement)(clonedNode, Element)) return [3 /*break*/, 4];
                    return [4 /*yield*/, embedBackground(clonedNode, options)];
                case 1:
                    _a.sent();
                    return [4 /*yield*/, embedImageNode(clonedNode, options)];
                case 2:
                    _a.sent();
                    return [4 /*yield*/, embedChildren(clonedNode, options)];
                case 3:
                    _a.sent();
                    _a.label = 4;
                case 4: return [2 /*return*/];
            }
        });
    });
}
exports.embedImages = embedImages;
//# sourceMappingURL=embed-images.js.map