边角

获取Konva最新的信息

在创建图形时我们可以通过 lineJoin 设置边角,或者创建后通过 lineJoin() 方法修改。

lineJoin 可选值为:miter(默认), bevel, 和 round

说明:试试鼠标滑过三角形来改变它的边角样式。

Konva Line Join Demoview raw
<!DOCTYPE html>
<html>
<head>
<script src="https://unpkg.com/konva@4.0.18/konva.min.js"></script>
<meta charset="utf-8" />
<title>Konva Line Join Demo</title>
<style>
body {
margin: 0;
padding: 0;
overflow: hidden;
background-color: #f0f0f0;
}
</style>
</head>
<body>
<div id="container"></div>
<script>
var width = window.innerWidth;
var height = window.innerHeight;

var stage = new Konva.Stage({
container: 'container',
width: width,
height: height
});
var layer = new Konva.Layer();

var triangle = new Konva.RegularPolygon({
x: stage.width() / 2,
y: stage.height() / 2,
sides: 3,
radius: 70,
fill: 'red',
stroke: 'black',
strokeWidth: 20,
lineJoin: 'bevel'
});

triangle.on('mouseover', function() {
this.lineJoin('round');
layer.draw();
});

triangle.on('mouseout', function() {
this.lineJoin('bevel');
layer.draw();
});

// add the shape to the layer
layer.add(triangle);

// add the layer to the stage
stage.add(layer);
</script>
</body>
</html>