var angleArray = Array();
var angle_string ;
jQuery.fn.rotate = function(angle,whence) {
	var p = this.get(0);
	//alert(p.id);
	//alert(p.angle);
	// we store the angle inside the image tag for persistence

	if (!whence) {
		p.angle = ((p.angle==undefined?0:p.angle) + angle) % 360;
	} else {
		p.angle = angle;
	}
	//alert(p.id);
	var onclick_attr  = document.getElementById(p.id).getAttribute('onclick');
	//alert(onclick_attr);
	
	if (p.angle >= 0) {
		var rotation = Math.PI * p.angle / 180;
		
	} else {
		var rotation = Math.PI * (360+p.angle) / 180;
	}
	//alert(rotation);
	if(rotation)
	{
		
		var angle = rotation/  Math.PI  * 180;
		//alert(angle);
		document.getElementById("angle_box").value = angle;
		var my_rotation = (angle * Math.PI) / 180;
		//var article_id  = p.id.split('_', 2);
		//alert(article_id[1]);
		//angleArray[article_id[3]] =  angle;
		
		CreateAngleArray( p.id, angle);
		/*if( last_article !=  article_id[3] )
		{
			last_article = article_id[3]; 
			var temp_angle_string =  article_id[3]+'='+angle+',';
			angle_string = angle_string +temp_angle_string;
			alert(angle_string);
		}
		else if( last_article ==  article_id[3] )
		{
			last_article = article_id[3]; 
			var temp_angle_string =  article_id[3]+'='+angle+',';
			angle_string = angle_string +temp_angle_string;
			alert(angle_string);			
		}*/
	//alert(document.getElementById(dragImageTop).style);
	//document.getElementById(dragImageTop).style ='visibility: visible"';
	}
	var costheta = Math.cos(rotation);
	var sintheta = Math.sin(rotation);
	if (document.all && !window.opera) {
		var canvas = document.createElement('img');

		canvas.src = p.src;
		//alert(p.height);
		canvas.height = p.height;
		//canvas.height = 50;
		//alert(sintheta);
		canvas.style.filter = "progid:DXImageTransform.Microsoft.Matrix(M11="+costheta+",M12="+(-sintheta)+",M21="+sintheta+",M22="+costheta+",SizingMethod='auto expand')";
		/*canvas.onlick = select_clicked_flower(p.id);
		function myfunc(src)
		{
			alert(src);	
		}*/
	}
	
	else {
		var canvas = document.createElement('canvas');
		if (!p.oImage) {
			canvas.oImage = new Image();
			canvas.oImage.src = p.src;
		} else {
			canvas.oImage = p.oImage;
		}

		canvas.style.width = canvas.width = Math.abs(costheta*canvas.oImage.width) + Math.abs(sintheta*canvas.oImage.height);
		canvas.style.height = canvas.height = Math.abs(costheta*canvas.oImage.height) + Math.abs(sintheta*canvas.oImage.width);
		
		canvas.style.width = canvas.width = 50;
		canvas.style.height = canvas.height = 50;		
		var context = canvas.getContext('2d');
		context.save();
		if (rotation <= Math.PI/2) {
			context.translate(sintheta*canvas.oImage.height,0);
		} else if (rotation <= Math.PI) {
			context.translate(canvas.width,-costheta*canvas.oImage.height);
		} else if (rotation <= 1.5*Math.PI) {
			context.translate(-costheta*canvas.oImage.width,canvas.height);
		} else {
			context.translate(0,-sintheta*canvas.oImage.width);
		}
		context.rotate(rotation);
		context.drawImage(canvas.oImage, 0, 0, canvas.oImage.width, canvas.oImage.height);
		//context.drawImage(canvas.oImage, 0, 0, 50, 50);
		context.restore();
	}
	canvas.id = p.id;
	canvas.angle = p.angle;
	//alert(canvas.id);
	//canvas.setAttribute('onclick', onclick_attr);
	/*canvas.setAttribute('onmouseover', 'set_id('+canvas.id+' )');
	function set_id(str)
	{
		selected_flower_id = str;
	}*/
	//canvas.setAttribute('onclick', onclick_attr);
	//alert(canvas.id );
	//alert(canvas.getAttribute('onmouseover'));
	//document.getElementById(canvas.id).setAttribute('onclick', onclick_attr)  ;
//	alert(p.parentNode.childNodes[0].id );
	if(p.parentNode != null)
	{
	//alert(p.parentNode);
	p.parentNode.replaceChild(canvas, p);
	}
	
	
}

jQuery.fn.rotateRight = function(angle) {	
	this.rotate(angle==undefined?5:angle);
	this.rotate(angle);
		
}
jQuery.fn.rotateLeft = function(angle) {
	this.rotate(angle==undefined?-5:-angle);
	this.rotate(-angle);
}