gamechanger-dapp-cli/dist/qr/index.js

Command line interface for creating ready to use dApps for Cardano with GameChanger Wallet (https://gamechanger.finance/)

"use strict";
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    if (k2 === undefined) k2 = k;
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}));
var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
    Object.defineProperty(o, "default", { enumerable: true, value: v });
}) : function(o, v) {
    o["default"] = v;
});
var __importStar = (this && this.__importStar) || function (mod) {
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var __importDefault = (this && this.__importDefault) || function (mod) {
    return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.getBackground = void 0;
require("node-self");
const easyqrcodejs_nodejs_1 = __importDefault(require("easyqrcodejs-nodejs"));
const data_uri_to_buffer_1 = __importDefault(require("data-uri-to-buffer"));
const styles_1 = __importStar(require("../config/styles"));
const canvas_1 = __importDefault(require("canvas"));
const utils_1 = require("../utils");
const { registerFont } = canvas_1.default;
const fontURL = (0, utils_1.resolveGlobal)('../assets/fonts/ABSTRACT.ttf');
const getBackground = (width = styles_1.size) => __awaiter(void 0, void 0, void 0, function* () {
    const canvas = document.createElement('canvas');
    const ctx = canvas.getContext('2d');
    if (ctx) {
        const container = document.getElementById('gamearea') || document.body;
        container.appendChild(canvas);
        canvas.width = width;
        canvas.height = width;
        const sp = {
            x: 0,
            y: 0,
        }, ep = {
            x: canvas.width,
            y: 0,
        };
        const gradient = ctx.createLinearGradient(sp.x, sp.y, ep.x, ep.y);
        gradient.addColorStop(0, '#1f00ff');
        gradient.addColorStop(1, '#9800ff');
        ctx.fillStyle = gradient;
        ctx.fillRect(0, 0, canvas.width, canvas.height);
        const buffer = yield (0, data_uri_to_buffer_1.default)(canvas.toDataURL('image/png'));
        return Promise.resolve(buffer);
    }
    return Promise.reject(new Error('Canvas not available'));
});
exports.getBackground = getBackground;
class QRCodeWrapper extends easyqrcodejs_nodejs_1.default {
    constructor(options) {
        super(options);
    }
    changeStyles(styles) {
        this._htOption = Object.assign(Object.assign({}, (this._htOption || {})), styles);
    }
}
function createQRCode(text, template = 'default') {
    registerFont(fontURL, { family: 'Abstract' });
    const style = styles_1.default[template];
    const qrCode = new QRCodeWrapper(Object.assign(Object.assign({}, style), { text: text }));
    return qrCode;
}
exports.default = createQRCode;
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