canvas_lineWidth.html
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Document</title>
<style>canvas{background-color: lightblue;}</style>
<script>
function draw() {
let canvas = document.querySelector('canvas');
let ctx = canvas.getContext('2d');
let lineCap = ['butt', 'round', 'sqare'];
for (let i = 0; i < 10; i++) {
ctx.lineWidth = 1+i;
ctx.lineCap = lineCap[i%2];
ctx.beginPath();
ctx.moveTo(5+i*16, 5);
ctx.lineTo(5+i*16, 140);
ctx.stroke();
}
}
</script>
</head>
<body onload="draw()">
<canvas width="500" height="500"></canvas>
</body>
</html>
canvas_me.html
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Document</title>
<style>canvas{background-color: lightcoral;}</style>
<script>
function draw() {
let canvas = document.querySelector('canvas');
let ctx = canvas.getContext('2d');
ctx.beginPath();
ctx.lineWidth = 5;
// 효
ctx.moveTo(80,50);
ctx.lineTo(130,50);
ctx.moveTo(60,70);
ctx.lineTo(150,70);
ctx.moveTo(145,130);
ctx.arc(105,130,40,0,Math.PI*2,true);
ctx.moveTo(80,180);
ctx.lineTo(80,230);
ctx.moveTo(130,180);
ctx.lineTo(130,230);
ctx.moveTo(50,230);
ctx.lineTo(160,230);
// 영
ctx.moveTo(270,100);
ctx.arc(230,100,40,0,Math.PI*2,true);
ctx.moveTo(280,80);
ctx.lineTo(310,80);
ctx.moveTo(280,110);
ctx.lineTo(310,110);
ctx.moveTo(310,30);
ctx.lineTo(310,170);
ctx.moveTo(310,200);
ctx.arc(270,200,40,0,Math.PI*2,true);
ctx.stroke();
}
</script>
</head>
<body onload="draw()">
<canvas width="500" height="500"></canvas>
</body>
</html>
