184 lines
8.5 KiB
JavaScript
184 lines
8.5 KiB
JavaScript
"use strict";
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var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
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function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
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return new (P || (P = Promise))(function (resolve, reject) {
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function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
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function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
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function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
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step((generator = generator.apply(thisArg, _arguments || [])).next());
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});
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};
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var __generator = (this && this.__generator) || function (thisArg, body) {
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var _ = { label: 0, sent: function() { if (t[0] & 1) throw t[1]; return t[1]; }, trys: [], ops: [] }, f, y, t, g;
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return g = { next: verb(0), "throw": verb(1), "return": verb(2) }, typeof Symbol === "function" && (g[Symbol.iterator] = function() { return this; }), g;
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function verb(n) { return function (v) { return step([n, v]); }; }
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function step(op) {
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if (f) throw new TypeError("Generator is already executing.");
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while (g && (g = 0, op[0] && (_ = 0)), _) try {
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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;
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if (y = 0, t) op = [op[0] & 2, t.value];
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switch (op[0]) {
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case 0: case 1: t = op; break;
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case 4: _.label++; return { value: op[1], done: false };
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case 5: _.label++; y = op[1]; op = [0]; continue;
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case 7: op = _.ops.pop(); _.trys.pop(); continue;
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default:
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if (!(t = _.trys, t = t.length > 0 && t[t.length - 1]) && (op[0] === 6 || op[0] === 2)) { _ = 0; continue; }
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if (op[0] === 3 && (!t || (op[1] > t[0] && op[1] < t[3]))) { _.label = op[1]; break; }
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if (op[0] === 6 && _.label < t[1]) { _.label = t[1]; t = op; break; }
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if (t && _.label < t[2]) { _.label = t[2]; _.ops.push(op); break; }
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if (t[2]) _.ops.pop();
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_.trys.pop(); continue;
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}
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op = body.call(thisArg, _);
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} catch (e) { op = [6, e]; y = 0; } finally { f = t = 0; }
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if (op[0] & 5) throw op[1]; return { value: op[0] ? op[1] : void 0, done: true };
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}
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};
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.getFontEmbedCSS = exports.toBlob = exports.toJpeg = exports.toPng = exports.toPixelData = exports.toCanvas = exports.toSvg = void 0;
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var clone_node_1 = require("./clone-node");
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var embed_images_1 = require("./embed-images");
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var apply_style_1 = require("./apply-style");
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var embed_webfonts_1 = require("./embed-webfonts");
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var util_1 = require("./util");
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function toSvg(node, options) {
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if (options === void 0) { options = {}; }
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return __awaiter(this, void 0, void 0, function () {
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var _a, width, height, clonedNode, datauri;
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return __generator(this, function (_b) {
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switch (_b.label) {
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case 0:
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_a = (0, util_1.getImageSize)(node, options), width = _a.width, height = _a.height;
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return [4 /*yield*/, (0, clone_node_1.cloneNode)(node, options, true)];
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case 1:
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clonedNode = (_b.sent());
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return [4 /*yield*/, (0, embed_webfonts_1.embedWebFonts)(clonedNode, options)];
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case 2:
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_b.sent();
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return [4 /*yield*/, (0, embed_images_1.embedImages)(clonedNode, options)];
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case 3:
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_b.sent();
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(0, apply_style_1.applyStyle)(clonedNode, options);
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return [4 /*yield*/, (0, util_1.nodeToDataURL)(clonedNode, width, height)];
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case 4:
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datauri = _b.sent();
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return [2 /*return*/, datauri];
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}
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});
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});
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}
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exports.toSvg = toSvg;
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function toCanvas(node, options) {
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if (options === void 0) { options = {}; }
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return __awaiter(this, void 0, void 0, function () {
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var _a, width, height, svg, img, canvas, context, ratio, canvasWidth, canvasHeight;
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return __generator(this, function (_b) {
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switch (_b.label) {
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case 0:
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_a = (0, util_1.getImageSize)(node, options), width = _a.width, height = _a.height;
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return [4 /*yield*/, toSvg(node, options)];
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case 1:
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svg = _b.sent();
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return [4 /*yield*/, (0, util_1.createImage)(svg)];
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case 2:
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img = _b.sent();
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canvas = document.createElement('canvas');
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context = canvas.getContext('2d');
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ratio = options.pixelRatio || (0, util_1.getPixelRatio)();
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canvasWidth = options.canvasWidth || width;
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canvasHeight = options.canvasHeight || height;
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canvas.width = canvasWidth * ratio;
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canvas.height = canvasHeight * ratio;
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if (!options.skipAutoScale) {
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(0, util_1.checkCanvasDimensions)(canvas);
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}
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canvas.style.width = "".concat(canvasWidth);
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canvas.style.height = "".concat(canvasHeight);
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if (options.backgroundColor) {
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context.fillStyle = options.backgroundColor;
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context.fillRect(0, 0, canvas.width, canvas.height);
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}
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context.drawImage(img, 0, 0, canvas.width, canvas.height);
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return [2 /*return*/, canvas];
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}
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});
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});
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}
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exports.toCanvas = toCanvas;
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function toPixelData(node, options) {
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if (options === void 0) { options = {}; }
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return __awaiter(this, void 0, void 0, function () {
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var _a, width, height, canvas, ctx;
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return __generator(this, function (_b) {
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switch (_b.label) {
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case 0:
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_a = (0, util_1.getImageSize)(node, options), width = _a.width, height = _a.height;
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return [4 /*yield*/, toCanvas(node, options)];
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case 1:
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canvas = _b.sent();
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ctx = canvas.getContext('2d');
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return [2 /*return*/, ctx.getImageData(0, 0, width, height).data];
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}
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});
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});
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}
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exports.toPixelData = toPixelData;
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function toPng(node, options) {
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if (options === void 0) { options = {}; }
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return __awaiter(this, void 0, void 0, function () {
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var canvas;
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return __generator(this, function (_a) {
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switch (_a.label) {
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case 0: return [4 /*yield*/, toCanvas(node, options)];
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case 1:
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canvas = _a.sent();
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return [2 /*return*/, canvas.toDataURL()];
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}
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});
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});
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}
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exports.toPng = toPng;
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function toJpeg(node, options) {
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if (options === void 0) { options = {}; }
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return __awaiter(this, void 0, void 0, function () {
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var canvas;
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return __generator(this, function (_a) {
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switch (_a.label) {
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case 0: return [4 /*yield*/, toCanvas(node, options)];
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case 1:
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canvas = _a.sent();
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return [2 /*return*/, canvas.toDataURL('image/jpeg', options.quality || 1)];
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}
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});
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});
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}
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exports.toJpeg = toJpeg;
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function toBlob(node, options) {
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if (options === void 0) { options = {}; }
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return __awaiter(this, void 0, void 0, function () {
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var canvas, blob;
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return __generator(this, function (_a) {
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switch (_a.label) {
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case 0: return [4 /*yield*/, toCanvas(node, options)];
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case 1:
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canvas = _a.sent();
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return [4 /*yield*/, (0, util_1.canvasToBlob)(canvas)];
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case 2:
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blob = _a.sent();
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return [2 /*return*/, blob];
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}
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});
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});
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}
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exports.toBlob = toBlob;
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function getFontEmbedCSS(node, options) {
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if (options === void 0) { options = {}; }
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return __awaiter(this, void 0, void 0, function () {
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return __generator(this, function (_a) {
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return [2 /*return*/, (0, embed_webfonts_1.getWebFontCSS)(node, options)];
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});
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});
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}
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exports.getFontEmbedCSS = getFontEmbedCSS;
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//# sourceMappingURL=index.js.map
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