sadet48 - canvas globalAlpha

HTML5 Canvas globalAlpha

<!DOCTYPE html>
<HTML class="no-js" lang="tr">
<head>
<title>HTML5 Canvas globalAlpha</title>
<meta charset="utf-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1">
<meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1">
<style type="text/css">
* {margin: 0;padding: 0;}
h1{
font-family: calibri;
font-size: 30px;
color: #000;
font-weight: bold;
text-align: center;
background: #fff;
margin-top: 0px;
padding: 10px;
}
#myCanvas {
border: 1px solid #d3d3d3;
background: #fff;
margin: 5px;
width: 300px;
height: 150px;
}
</style>
</head>
<body>
<canvas id="myCanvas" style="border:1px solid #d3d3d3;">
Your browser does not support the HTML5 canvas tag.
</canvas>
<script>

var c = document.getElementById("myCanvas");
var ctx = c.getContext("2d");
ctx.beginPath();
ctx.arc( 100, 50, 40, 0*Math.PI, 2*Math.PI);
ctx.fillStyle = "red"; 
ctx.fill();
ctx.closePath();

ctx.beginPath();
ctx.globalAlpha= 0.6;
ctx.arc( 150, 50, 40, 0*Math.PI, 2*Math.PI);
ctx.fillStyle = "yellow";
ctx.fill();
ctx.closePath();

ctx.beginPath();
ctx.globalAlpha= 0.6;
ctx.arc( 125, 100, 40, 0*Math.PI, 2*Math.PI);
ctx.fillStyle = "blue";
ctx.fill();
ctx.closePath();

</script>

</script>
</body>
</html>