var baseResDir = 'file:///E:/everlastingsummer/';
//var baseResDir = '/resources/es/';

function FadeInfo() {
    this.fadeIn = false;
    this.fadeOut = false;
    this.duration = 0;
}


function TextUtilsImpl() { }

TextUtilsImpl.prototype.isEmpty = function (text) {
    if (text === undefined) return true;
    return text.length === 0;
};

var TextUtils = new TextUtilsImpl();


String.prototype.equalsIgnoreCase = function(text) {
    return this.toLowerCase() == text.toLowerCase();
};

String.prototype.equals = function(text) {
    return this == text;
};

String.prototype.contains = function(text) {
    return this.indexOf(text) >= 0;
};

String.prototype.replaceAll = function(search, replace) {
  return this.split(search).join(replace);
};

String.prototype.startsWith = function(text) {
    return this.indexOf(text) == 0;
};

String.prototype.replaceAll = function (find, replace) {
    var str = this;
    return str.replace(new RegExp(find, 'g'), replace);
};


function toColor(num) {
    num >>>= 0;
    var b = num & 0xFF,
        g = (num & 0xFF00) >>> 8,
        r = (num & 0xFF0000) >>> 16,
        a = ( (num & 0xFF000000) >>> 24 ) / 255 ;
    return "rgba(" + [r, g, b, a].join(",") + ")";
}


var PathResolver = new function () {
    this.background = function (type, name) {
        return baseResDir + type.toLowerCase() + "/" + name + ".jpg";
    };
    this.sprite = function (whoid, params) {
        var path = baseResDir + "sprites/";
        path += whoid.toLowerCase() + "/";
        path += (TextUtils.isEmpty(params) ? "normal" : params);
        path += ".png";
        return path;
    };
    this.music = function (name) {
        return baseResDir + "music/" + name + ".ogg";
    };
    this.sound = function (name) {
        var path = baseResDir + "sfx/";
        if (path.startsWith("sfx_")) path += name.substring(4);
        else path += name;
        path += ".ogg";
        return path;
    };
};