@blockv/threejs-to-v3d/src/data/BrowserFile.js

Converts any format supported by ThreeJS to V3D.

//
// Represents  a file read from a browser's <input type='file' /> tag

const DataFile = require("./DataFile");

module.exports = class BrowserFile extends DataFile {

    static isSupported(fileData) {
        if (typeof FileReader == "undefined") return false;
        return fileData instanceof File;
    }

    constructor(file) {
        super(file.webkitRelativePath || file.name);

        // Properties
        this._file = file;

    }

    loadText() {
        return new Promise((onSuccess, onFail) => {

            // Creaet reader
            var reader = new FileReader();
            reader.onerror = onFail;
            reader.onload = e => onSuccess(reader.result);
            reader.readAsText(this._file);

        });
    }

    loadBytes() {
        return new Promise((onSuccess, onFail) => {

            // Creaet reader
            var reader = new FileReader();
            reader.onerror = onFail;
            reader.onload = e => onSuccess(reader.result);
            reader.readAsArrayBuffer(this._file);

        });
    }

}