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

Converts any format supported by ThreeJS to V3D.

//
// Superclass. Represents a file.

module.exports = class DataFile {

    static isSupported(fileData) {
        return false;
    }

    constructor(path) {

        // Properties
        this.path = path;
        this.error = null;
        this.used = false;

    }

    /** @private Removes all ocurrences of a string from another string */
    replaceText(haystack, needle, replaceWith) {

        // Check args
        if (!haystack) haystack = "";
        if (!needle) return haystack;
        if (!replaceWith) replaceWith = "";

        // Replace it
        var idx = 0;
        while ((idx = haystack.indexOf(needle)) != -1)
            haystack = haystack.substring(0, idx) + replaceWith + haystack.substring(idx + needle.length);

        // Done
        return haystack;

    }

    /** Get last path component */
    get name() {

        // Replace \ with /
        var name = this.replaceText(this.path, "\\", "/");
        var idx = name.lastIndexOf("/");
        if (idx != -1)
            name = name.substring(idx+1);

        return name;

    }

    loadText() {
        this.used = true;
        return Promise.reject(this.error || new Error("No data."));
    }

    loadBytes() {
        this.used = true;
        return Promise.reject(this.error || new Error("No data."));
    }

}