awayjs-display/lib/utils/Cast.ts

AwayJS displaylist classes

import Image2D					from "awayjs-core/lib/image/Image2D";
import ByteArray				from "awayjs-core/lib/utils/ByteArray";

import CastError				from "../errors/CastError";
import Single2DTexture			from "../textures/Single2DTexture";

/**
 * Helper class for casting assets to usable objects
 */
class Cast
{
	private static _colorNames:Object;
	private static _hexChars:string = "0123456789abcdefABCDEF";

	private static _notClasses:Object = new Object();
	private static _classes:Object = new Object();

	public static string(data:any):string
	{
		if (typeof(data) == 'function')
			data = new data;

		if (typeof(data) == 'string')
			return data;

		return <string> data;
	}

	public static byteArray(data:any):ByteArray
	{
		if (typeof(data) == 'function')
			data = new data;

		if (data instanceof ByteArray)
			return data;

		return <ByteArray> data;
	}

	//        public static xml(data:any):XML
	//        {
	//            if (typeof(data) == 'function')
	//                data = new data;
	//
	//            if (data is XML)
	//                return data;
	//
	//            return XML(data);
	//        }

	private static isHex(str:string):boolean
	{
		var length:number /*int*/ = str.length;
		for (var i:number /*int*/ = 0; i < length; ++i) {
			if (this._hexChars.indexOf(str.charAt(i)) == -1)
				return false;
		}

		return true;
	}

	public static tryColor(data:any):number /*uint*/
	{
		if (typeof(data) == 'number' /*uint*/)
			return Math.floor(<number> data);

		if (typeof(data) == 'string') {
			if (data == "random")
				return Math.floor(Math.random()*0x1000000);

			if (this._colorNames == null) {
				this._colorNames = new Object();
				this._colorNames["steelblue"] = 0x4682B4;
				this._colorNames["royalblue"] = 0x041690;
				this._colorNames["cornflowerblue"] = 0x6495ED;
				this._colorNames["lightsteelblue"] = 0xB0C4DE;
				this._colorNames["mediumslateblue"] = 0x7B68EE;
				this._colorNames["slateblue"] = 0x6A5ACD;
				this._colorNames["darkslateblue"] = 0x483D8B;
				this._colorNames["midnightblue"] = 0x191970;
				this._colorNames["navy"] = 0x000080;
				this._colorNames["darkblue"] = 0x00008B;
				this._colorNames["mediumblue"] = 0x0000CD;
				this._colorNames["blue"] = 0x0000FF;
				this._colorNames["dodgerblue"] = 0x1E90FF;
				this._colorNames["deepskyblue"] = 0x00BFFF;
				this._colorNames["lightskyblue"] = 0x87CEFA;
				this._colorNames["skyblue"] = 0x87CEEB;
				this._colorNames["lightblue"] = 0xADD8E6;
				this._colorNames["powderblue"] = 0xB0E0E6;
				this._colorNames["azure"] = 0xF0FFFF;
				this._colorNames["lightcyan"] = 0xE0FFFF;
				this._colorNames["paleturquoise"] = 0xAFEEEE;
				this._colorNames["mediumturquoise"] = 0x48D1CC;
				this._colorNames["lightseagreen"] = 0x20B2AA;
				this._colorNames["darkcyan"] = 0x008B8B;
				this._colorNames["teal"] = 0x008080;
				this._colorNames["cadetblue"] = 0x5F9EA0;
				this._colorNames["darkturquoise"] = 0x00CED1;
				this._colorNames["aqua"] = 0x00FFFF;
				this._colorNames["cyan"] = 0x00FFFF;
				this._colorNames["turquoise"] = 0x40E0D0;
				this._colorNames["aquamarine"] = 0x7FFFD4;
				this._colorNames["mediumaquamarine"] = 0x66CDAA;
				this._colorNames["darkseagreen"] = 0x8FBC8F;
				this._colorNames["mediumseagreen"] = 0x3CB371;
				this._colorNames["seagreen"] = 0x2E8B57;
				this._colorNames["darkgreen"] = 0x006400;
				this._colorNames["green"] = 0x008000;
				this._colorNames["forestgreen"] = 0x228B22;
				this._colorNames["limegreen"] = 0x32CD32;
				this._colorNames["lime"] = 0x00FF00;
				this._colorNames["chartreuse"] = 0x7FFF00;
				this._colorNames["lawngreen"] = 0x7CFC00;
				this._colorNames["greenyellow"] = 0xADFF2F;
				this._colorNames["yellowgreen"] = 0x9ACD32;
				this._colorNames["palegreen"] = 0x98FB98;
				this._colorNames["lightgreen"] = 0x90EE90;
				this._colorNames["springgreen"] = 0x00FF7F;
				this._colorNames["mediumspringgreen"] = 0x00FA9A;
				this._colorNames["darkolivegreen"] = 0x556B2F;
				this._colorNames["olivedrab"] = 0x6B8E23;
				this._colorNames["olive"] = 0x808000;
				this._colorNames["darkkhaki"] = 0xBDB76B;
				this._colorNames["darkgoldenrod"] = 0xB8860B;
				this._colorNames["goldenrod"] = 0xDAA520;
				this._colorNames["gold"] = 0xFFD700;
				this._colorNames["yellow"] = 0xFFFF00;
				this._colorNames["khaki"] = 0xF0E68C;
				this._colorNames["palegoldenrod"] = 0xEEE8AA;
				this._colorNames["blanchedalmond"] = 0xFFEBCD;
				this._colorNames["moccasin"] = 0xFFE4B5;
				this._colorNames["wheat"] = 0xF5DEB3;
				this._colorNames["navajowhite"] = 0xFFDEAD;
				this._colorNames["burlywood"] = 0xDEB887;
				this._colorNames["tan"] = 0xD2B48C;
				this._colorNames["rosybrown"] = 0xBC8F8F;
				this._colorNames["sienna"] = 0xA0522D;
				this._colorNames["saddlebrown"] = 0x8B4513;
				this._colorNames["chocolate"] = 0xD2691E;
				this._colorNames["peru"] = 0xCD853F;
				this._colorNames["sandybrown"] = 0xF4A460;
				this._colorNames["darkred"] = 0x8B0000;
				this._colorNames["maroon"] = 0x800000;
				this._colorNames["brown"] = 0xA52A2A;
				this._colorNames["firebrick"] = 0xB22222;
				this._colorNames["indianred"] = 0xCD5C5C;
				this._colorNames["lightcoral"] = 0xF08080;
				this._colorNames["salmon"] = 0xFA8072;
				this._colorNames["darksalmon"] = 0xE9967A;
				this._colorNames["lightsalmon"] = 0xFFA07A;
				this._colorNames["coral"] = 0xFF7F50;
				this._colorNames["tomato"] = 0xFF6347;
				this._colorNames["darkorange"] = 0xFF8C00;
				this._colorNames["orange"] = 0xFFA500;
				this._colorNames["orangered"] = 0xFF4500;
				this._colorNames["crimson"] = 0xDC143C;
				this._colorNames["red"] = 0xFF0000;
				this._colorNames["deeppink"] = 0xFF1493;
				this._colorNames["fuchsia"] = 0xFF00FF;
				this._colorNames["magenta"] = 0xFF00FF;
				this._colorNames["hotpink"] = 0xFF69B4;
				this._colorNames["lightpink"] = 0xFFB6C1;
				this._colorNames["pink"] = 0xFFC0CB;
				this._colorNames["palevioletred"] = 0xDB7093;
				this._colorNames["mediumvioletred"] = 0xC71585;
				this._colorNames["purple"] = 0x800080;
				this._colorNames["darkmagenta"] = 0x8B008B;
				this._colorNames["mediumpurple"] = 0x9370DB;
				this._colorNames["blueviolet"] = 0x8A2BE2;
				this._colorNames["indigo"] = 0x4B0082;
				this._colorNames["darkviolet"] = 0x9400D3;
				this._colorNames["darkorchid"] = 0x9932CC;
				this._colorNames["mediumorchid"] = 0xBA55D3;
				this._colorNames["orchid"] = 0xDA70D6;
				this._colorNames["violet"] = 0xEE82EE;
				this._colorNames["plum"] = 0xDDA0DD;
				this._colorNames["thistle"] = 0xD8BFD8;
				this._colorNames["lavender"] = 0xE6E6FA;
				this._colorNames["ghostwhite"] = 0xF8F8FF;
				this._colorNames["aliceblue"] = 0xF0F8FF;
				this._colorNames["mintcream"] = 0xF5FFFA;
				this._colorNames["honeydew"] = 0xF0FFF0;
				this._colorNames["lightgoldenrodyellow"] = 0xFAFAD2;
				this._colorNames["lemonchiffon"] = 0xFFFACD;
				this._colorNames["cornsilk"] = 0xFFF8DC;
				this._colorNames["lightyellow"] = 0xFFFFE0;
				this._colorNames["ivory"] = 0xFFFFF0;
				this._colorNames["floralwhite"] = 0xFFFAF0;
				this._colorNames["linen"] = 0xFAF0E6;
				this._colorNames["oldlace"] = 0xFDF5E6;
				this._colorNames["antiquewhite"] = 0xFAEBD7;
				this._colorNames["bisque"] = 0xFFE4C4;
				this._colorNames["peachpuff"] = 0xFFDAB9;
				this._colorNames["papayawhip"] = 0xFFEFD5;
				this._colorNames["beige"] = 0xF5F5DC;
				this._colorNames["seashell"] = 0xFFF5EE;
				this._colorNames["lavenderblush"] = 0xFFF0F5;
				this._colorNames["mistyrose"] = 0xFFE4E1;
				this._colorNames["snow"] = 0xFFFAFA;
				this._colorNames["white"] = 0xFFFFFF;
				this._colorNames["whitesmoke"] = 0xF5F5F5;
				this._colorNames["gainsboro"] = 0xDCDCDC;
				this._colorNames["lightgrey"] = 0xD3D3D3;
				this._colorNames["silver"] = 0xC0C0C0;
				this._colorNames["darkgrey"] = 0xA9A9A9;
				this._colorNames["grey"] = 0x808080;
				this._colorNames["lightslategrey"] = 0x778899;
				this._colorNames["slategrey"] = 0x708090;
				this._colorNames["dimgrey"] = 0x696969;
				this._colorNames["darkslategrey"] = 0x2F4F4F;
				this._colorNames["black"] = 0x000000;
				this._colorNames["transparent"] = 0xFF000000;
			}

			if (this._colorNames[data] != null)
				return this._colorNames[data];

			if (((<string> data).length == 6) && this.isHex(data))
				return parseInt("0x" + data);
		}

		return null;
	}

	public static color(data:any):number /*uint*/
	{
		var result:number /*uint*/ = this.tryColor(data);

		if (result == null)
			throw new CastError("Can't cast to color: " + data);

		return result;
	}

	public static tryClass(name:string):any
	{
		if (this._notClasses[name])
			return name;

		var result:any = this._classes[name];

		if (result != null)
			return result;

		try {
			result = window[name];
			this._classes[name] = result;
			return result;
		} catch (e /*ReferenceError*/) {
		}

		this._notClasses[name] = true;

		return name;
	}

	public static image2D(data:any):Image2D
	{
		if (data == null)
			return null;

		if (typeof(data) == 'string')
			data = this.tryClass(data);

		if (typeof(data) == 'function') {
			try {
				data = new data();
			} catch (e /*ArgumentError*/) {
				data = new data(0, 0);
			}
		}

		if (data instanceof Image2D)
			return data;

		if (data instanceof Single2DTexture)
			data = (<Single2DTexture> data).image2D;

		throw new CastError("Can't cast to BitmapImage2D: " + data);
	}

	public static bitmapTexture(data:any):Single2DTexture
	{
		if (data == null)
			return null;

		if (typeof(data) == 'string')
			data = this.tryClass(data);

		if (typeof(data) == 'function') {
			try {
				data = new data();
			} catch (e /*ArgumentError*/) {
				data = new data(0, 0);
			}
		}

		if (data instanceof Single2DTexture)
			return data;

		try {
			var bmd:Image2D = Cast.image2D(data);
			return new Single2DTexture(bmd);
		} catch (e /*CastError*/) {
		}

		throw new CastError("Can't cast to Single2DTexture: " + data);
	}
}

export default Cast;