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HTML5 - Beginners - Rect border.html
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HTML5 - Beginners - Rect border.html
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<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width" />
</head>
<body bgcolor="black">
<div id="test"></div>
<style>#myCanvas {touch-action: none;
-webkit-touch-callout:none;
-webkit-user-select:none;
-khtml-user-select:none;
-moz-user-select:none;
-ms-user-select:none;
user-select:none;
-webkit-tap-highlight-color:rgba(0,0,0,0);
}</style>
<canvas id="myCanvas" width="320" height="240" style="border:0px solid #d3d3d3;">
Use different browser.
</canvas>
<script>
var c=document.getElementById("myCanvas");
var ctx=c.getContext("2d");
gameloop=setInterval(doGameLoop,16);
function doGameLoop(){
myCanvas.height = window.innerHeight-32;
myCanvas.width = window.innerWidth-32;
ctx.fillStyle="rgb(0,0,0)";
ctx.fillRect(0,0,c.width,c.height);
ctx.fillStyle="rgb(255,255,255)";
ctx.fillText("Javascript Html canvas example.",10,10);
ctx.lineWidth = 5;
ctx.strokeStyle = 'yellow';
drawRectBorder(50,50,50,50);
}
// Draw a rectangle, but only the border.
// Set strokeStyle color before using this
// also the lineWidth = x
function drawRectBorder(x,y,w,h){
ctx.beginPath();
ctx.rect(x,y,w,h);
ctx.stroke();
ctx.closePath()
}
</script>
</body>
</html>