var Photo = function(){
	this.m_sSource 		= '';
	this.m_iRotate 		= null;
	this.m_iFlipH 		= null;
	this.m_iFlipV		= null;
	this.m_iEdgy		= null;
	this.m_iGreySchale	= null;
	this.m_iResizeW		= null;
	this.m_iResizeH		= null;
	this.m_iSketchy 	= null;
	this.m_iShadow 		= null;
	this.m_sCaption		= null;
	this.m_sFontFile 	= null;
	this.m_iFontSize 	= null;
	this.m_iChuck		= null;
	this.m_sBgcolor = null;
	this.imgPath = '';
}

Photo.prototype = {

	load : function(p_sImage) {
		this.m_sSource = p_sImage;
		return this;				
	},
	
	fetch : function() {
		var el = document.createElement('img');
		el.setAttribute('src', this.imgPath+'image.php?'+this._joinOptions());

		return el;
	},
	_joinOptions : function() {
		
		var l_aOptions 	= new Object();
		l_aOptions.i 	= this.m_sSource;
		l_aOptions.fh	= this.m_iFlipH;
		l_aOptions.fv	= this.m_iFlipV;
		l_aOptions.ed	= this.m_iEdgy;
		l_aOptions.gr	= this.m_iGreySchale;
		l_aOptions.rw	= this.m_iResizeW;
		l_aOptions.rh	= this.m_iResizeH;
		l_aOptions.sk	= this.m_iSketchy;
		l_aOptions.sh	= this.m_iShadow;
		l_aOptions.ct	= this.m_sCaption;
		l_aOptions.cf	= this.m_sFontFile;
		l_aOptions.cs	= this.m_iFontSize;
		l_aOptions.cn	= this.m_iChuck;
		l_aOptions.bc = this.m_sBgcolor;
		
		if(this.m_iRotate) l_aOptions.r = this.m_iRotate;
		
		var qry = [];
		for (var i in l_aOptions){
			var v = (l_aOptions[i])? encodeURI(l_aOptions[i]):'';
			if (v){
				qry.push(i+'='+v);
			}
		}
		return qry.join('&');
	},

	rotate : function(p_iDegrees) {
		this.m_iRotate = p_iDegrees;
		return this;
	},
	flipH : function() {
		this.m_iFlipH = 1;
		return this;
	},
	flipV : function() {
		this.m_iFlipV = 1;
		return this;
	},
	makeEdgy : function() {
		this.m_iEdgy = 1;
		return this;
	},
	toGreyScale : function() {
		this.m_iGreySchale = 1;
		return this;
	},
	resize : function(p_oDimensions) {
		if(p_oDimensions.width) this.m_iResizeW = p_oDimensions.width;
		if(p_oDimensions.height) this.m_iResizeH = p_oDimensions.height;
		return this;
	},
	makeSketchy : function() {
		this.m_iSketchy = 1;
		return this;
	},
	dropShadow : function() {
		this.m_iShadow = 1;
		return this;
	},
	addCaption : function(p_sText, p_sFontFile, p_iFontSize) {
		this.m_sCaption 	= p_sText;
		this.m_sFontFile 	= p_sFontFile;
		this.m_iFontSize	= p_iFontSize;
		return this;
	},

	addForeImage : function(img) {
		this.m_iChuck = img;
		return this;
	},

	setBgColor : function(red, green, blue, alpha) {
		red = red >= 0 ? red : 255;
		green = green >= 0 ? green : 255;
		blue = blue >= 0 ? blue : 255;
		alpha = alpha >= 0 ? alpha : 127;
		this.m_sBgcolor = red+'|'+green+'|'+blue+'|'+alpha;
		return this;
	},

	setImgPath : function(path) {
		this.imgPath = path;
		return this;
	}

}