HTML5 canvas Arrow Tutorial

To create an arrow with Konva, we can instantiate a Konva.Arrow() object.

For a full list of attributes and methods, check out the Konva.Arrow documentation.

Konva Arrow Demoview raw
<!DOCTYPE html>
<html>
<head>
<script src="https://unpkg.com/[email protected]/konva.min.js"></script>
<meta charset="utf-8" />
<title>Konva Arrow 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 arrow = new Konva.Arrow({
x: stage.width() / 4,
y: stage.height() / 4,
points: [0, 0, width / 2, height / 2],
pointerLength: 20,
pointerWidth: 20,
fill: 'black',
stroke: 'black',
strokeWidth: 4,
});

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

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