HTML canvas lineJoinProperty

HTML canvas 参考手册HTML canvas Reference

Example

Create rounded corners when two lines meet:

YourbrowserdoesnotsupporttheHTML5canvastag.

JavaScript:

var c=document.getElementById("myCanvas");
var ctx=c.getContext("2d");
ctx.beginPath();
ctx.lineJoin="round";
ctx.moveTo(20,20);
ctx.lineTo(100,50);
ctx.lineTo(20,100);
ctx.stroke();

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Browser Support

Internet ExplorerFirefoxOperaGoogle ChromeSafari

Internet Explorer 9, Firefox, Opera, Chrome, and Safari support the lineJoin property.

Note:Internet Explorer 8 and earlier versions do not support the <canvas> element.


Definition and Usage

The lineJoin property sets or returns the type of corner created when two lines meet.

Note:The "miter" value is affected by themiterLimitproperty.

Default value: miter
JavaScript syntax: context.lineJoin="bevel|round|miter";

Property Values

Value Description
bevel Creates a bevel.
round Creates a round corner.
miter Default. Creates a sharp corner.


HTML canvas 参考手册HTML canvas Reference Other extensions