abdullin/index.html

## index.html
<!DOCTYPE html>
<html>
<head>
	<title></title>
	<style>

body {
  width: 960px;
  padding-top: 40px;
  margin: auto;
  position: relative;
}
svg {
    width: 100%;
    max-height: 250px;
}
</style>

<script src="http://d3js.org/d3.v3.min.js" charset="utf-8"></script>

<script type="text/javascript">

function translateCircleAlongPath(path, offset) {
    var l = path.getTotalLength();
    var tx = offset[0],
        ty = offset[1];
    return function() {
        return function(t) {
            var p = path.getPointAtLength(t * l);
            d3.select(this)
                .attr('cx', p.x + tx)
                .attr('cy', p.y + ty);
        };
    };
}


function restart(){
    var svg = d3.select('svg');
    var circles = svg.selectAll("circle")
    circles
        .transition()
        .duration(1000)
        .style("opacity", 0)
        .each('end', function(){
            animation = svg.select('#animate')

        var offset = d3.transform(animation.attr('transform')).translate;
   // Get the path along which to move the circle
    var path = svg.select('#path_read');

    var tx = offset[0],
        ty = offset[1];

        var p = path.node().getPointAtLength(0);
circles.attr('cx',p.x+tx).attr('cy', p.y+ty)


 show()
        })

}

function show(){
    d3.select('svg')
    .selectAll("circle")
        .transition()
        .duration(1000)
        .style("opacity", 1)

        .each('end', run)

}

function run(){
    var svg = d3.select('svg');

    var offset = d3.transform(animation.attr('transform')).translate;

    // Get the path along which to move the circle
    var motionPath = svg.select('#path_read');
    svg
        .select('#circle_1')
        .transition()
            .duration(2500)
            .tween('motion', translateCircleAlongPath(motionPath.node(), offset))
            .each('end', restart);
    var motionPath = svg.select('#path_write');
    svg
        .select('#circle_2')
        .transition()
            .duration(2500)
            .tween('motion', translateCircleAlongPath(motionPath.node(), offset));

}


(function () {


	window.addEventListener('load', function() {
		d3.xml('u1.svg', 'image/svg+xml', function (error, data) {
            d3.select('body').node().appendChild(data.documentElement);
            svg = d3.select('svg');

            animation = svg.select('#animate')
            animation.style('display', 'none');

            svg.selectAll("circle").style("opacity",0)
            show()
        })
	})
})()


</script>
</head>
<body>
<h1>CQRS</h1>
</body>
</html>

## u1.svg

      
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              u1.svg
            
          
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	<!DOCTYPE html>
	<html>
	<head>
	<title></title>
	<style>

	body {
	width: 960px;
	padding-top: 40px;
	margin: auto;
	position: relative;
	}
	svg {
	width: 100%;
	max-height: 250px;
	}
	</style>

	<script src="http://d3js.org/d3.v3.min.js" charset="utf-8"></script>

	<script type="text/javascript">

	function translateCircleAlongPath(path, offset) {
	var l = path.getTotalLength();
	var tx = offset[0],
	ty = offset[1];
	return function() {
	return function(t) {
	var p = path.getPointAtLength(t * l);
	d3.select(this)
	.attr('cx', p.x + tx)
	.attr('cy', p.y + ty);
	};
	};
	}


	function restart(){
	var svg = d3.select('svg');
	var circles = svg.selectAll("circle")
	circles
	.transition()
	.duration(1000)
	.style("opacity", 0)
	.each('end', function(){
	animation = svg.select('#animate')

	var offset = d3.transform(animation.attr('transform')).translate;
	// Get the path along which to move the circle
	var path = svg.select('#path_read');

	var tx = offset[0],
	ty = offset[1];

	var p = path.node().getPointAtLength(0);
	circles.attr('cx',p.x+tx).attr('cy', p.y+ty)


	show()
	})

	}

	function show(){
	d3.select('svg')
	.selectAll("circle")
	.transition()
	.duration(1000)
	.style("opacity", 1)

	.each('end', run)

	}

	function run(){
	var svg = d3.select('svg');

	var offset = d3.transform(animation.attr('transform')).translate;

	// Get the path along which to move the circle
	var motionPath = svg.select('#path_read');
	svg
	.select('#circle_1')
	.transition()
	.duration(2500)
	.tween('motion', translateCircleAlongPath(motionPath.node(), offset))
	.each('end', restart);
	var motionPath = svg.select('#path_write');
	svg
	.select('#circle_2')
	.transition()
	.duration(2500)
	.tween('motion', translateCircleAlongPath(motionPath.node(), offset));

	}






	(function () {


	window.addEventListener('load', function() {
	d3.xml('u1.svg', 'image/svg+xml', function (error, data) {
	d3.select('body').node().appendChild(data.documentElement);
	svg = d3.select('svg');

	animation = svg.select('#animate')
	animation.style('display', 'none');

	svg.selectAll("circle").style("opacity",0)
	show()
	})
	})
	})()


	</script>
	</head>
	<body>
	<h1>CQRS</h1>
	</body>
	</html>