老师 您好 帮我看看效果吧
来源:4-10 编程练习
小虾虾小
2019-11-07 09:35:15
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>案例4-10</title>
<style>
canvas{background-color:lightblue;}
</style>
</head>
<body>
<canvas id="canvas" width="600px" height="600px">您的浏览器不支持</canvas>
<script>
var canvas=document.getElementById("canvas");
var context=canvas.getContext("2d");
//在此处编写代码
context.translate(300,300);
context.arc(0,0,100,0,Math.PI * 2,true);
context.fillStyle = 'pink';
context.fill();
context.beginPath();
for (var i = 0; i < 4; i++) {
context.rotate(Math.PI / 2);
context.moveTo(90,0);
context.lineTo(100,0);
context.stroke();
}
context.beginPath();
context.moveTo(0,0);
context.lineTo(80,0);
context.strokeStyle = 'blue';
context.stroke();
context.beginPath();
context.rotate(-(Math.PI / 18) * 17 );
context.moveTo(0,0);
context.lineTo(0,70);
context.stroke();
</script>
</body>
</html>
1回答
同学你好,
代码实现效果很棒哦!继续加油~
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