posfunc.js

//use this.  it gets the values from the css and the in-tag css, not just the in-tag css.
//    style = window.getComputedStyle(a),
//    top = style.getPropertyValue('top');
function parseToNum(b){
	if(parseFloat(b)==parseFloat(b.replace("px","0"))/10){
	return parseFloat(b.replace("px","0"))/10
}else{
	return parseFloat(b.replace("px","0"))
}
}
function rtnToStd(c){return String(c)+"px"};
function bottomFun(a) {  
	var style = window.getComputedStyle(a);
    var top = style.getPropertyValue('top');
    var height = style.getPropertyValue('height');
    return rtnToStd(parseToNum(top)+parseToNum(height))
};
function rightFun(a) {
	var style = window.getComputedStyle(a);
    var left = style.getPropertyValue('left');
    var width = style.getPropertyValue('width');
    return rtnToStd(parseToNum(left)+parseToNum(width))
};
function leftFun(a) {
	var style = window.getComputedStyle(a);
    var left = style.getPropertyValue('left');
    return left;
}
function topFun(a) {
	var style = window.getComputedStyle(a);
    var top = style.getPropertyValue('top');
    return top
};
function bottomFunNum(a) {  
	return parseToNum(bottomFun(a));
};
function rightFunNum(a) {
	return parseToNum(rightFun(a))
};
function leftFunNum(a) {
	return parseToNum(leftFun(a))
};
function topFunNum(a) {
	return parseToNum(topFun(a))
};
function combo(a,b,c) {
	if(b==="top"){
		var d = topFun(a)
	}else if (b==="left") {
		var d = leftFun(a)
	}else if(b==="right"){
		var d = rightFun(a)
	}else if(b==="bottom"){
		var d = bottomFun(a)
	}if(c==="top"){
		var e = topFun(a)
	}else if (c==="left") {
		var e = leftFun(a)
	}else if(c==="right"){
		var e = rightFun(a)
	}else if(c==="bottom"){
		var e = bottomFun(a)
	}
	return d+","+e
}function rectCollide(a,b,c) {
	var aaa = a;
	var bbb = b;
	var ccc = c;
	function geta(){
		atop = topFunNum(aaa);
		aleft = leftFunNum(aaa);
		aright = rightFunNum(aaa);
		abot = bottomFunNum(aaa);
		btop = topFunNum(bbb);
		bleft = leftFunNum(bbb);
		bright = rightFunNum(bbb);
		bbot = bottomFunNum(bbb);
		//console.log("hi3")
		requestAnimationFrame(geta)
	}requestAnimationFrame(geta)
	function check(){
		if (aright>=bleft&&aright<=bright&&atop>=btop&&atop<=bbot) {
			ccc();
		}
	requestAnimationFrame(check);
	}requestAnimationFrame(check)
}